CN115683044A - Handheld distance measuring equipment - Google Patents

Abstract

The application discloses handheld distance measuring equipment which comprises a machine body, a distance measuring adapter and a distance measuring module, wherein the distance measuring adapter is fixedly arranged on the machine body, the distance measuring module is detachably arranged on the machine body through the distance measuring adapter, and the distance measuring module is electrically connected with the machine body; the distance measuring module comprises a main shell, a rotating wheel and a fixing block, wherein a convex claw with gradually changed thickness is arranged on the rotating wheel, the convex claw is used for abutting against the distance measuring adapter piece along the thickness direction when the rotating wheel rotates relative to the main shell, the main shell and the rotating wheel move along the direction close to the machine body when the rotating wheel rotates, so that the distance measuring module is connected with the machine body, and the fixing block is used for blocking the main shell when the rotating wheel rotates to a preset position, so that the purpose of fixing the rotating wheel is achieved. Among the above-mentioned hand-held type range unit, range finding module installation and dismantlement convenient and fast, and the positioning accuracy after the equipment is high, simultaneously, can guarantee the parallel uniformity of complete machine optical axis and range finding optical axis, be favorable to guaranteeing the range finding precision.

Description

A handheld distance measuring device

technical field

The present application relates to the technical field of ranging equipment, in particular to a handheld ranging equipment.

Background technique

In the design of handheld imager products, the definition and setting of the ranging function are generally divided into two types: built-in and plug-in. Among them, the plug-in distance measurement design can be divided into two types: quick release distance measurement and non-quick release distance measurement.

The quick-release distance measurement in the prior art is limited by the installation form and the shape and position tolerance of the machining and the influence of the dimensional tolerance set. The angle of the axis may become larger, resulting in a decrease in ranging accuracy; the non-quick release ranging module is more troublesome to install, and outdoor operations are limited. Therefore, it is necessary for those skilled in the art to provide a hand-held ranging device that is easy to assemble and disassemble and has high ranging accuracy.

Contents of the invention

The purpose of this application is to provide a handheld ranging device, which is easy to install and disassemble, and has high ranging accuracy.

In order to achieve the above purpose, the present application provides a handheld ranging device, including:

body;

The ranging adapter is fixedly installed on the fuselage;

The ranging module is detachably installed on the fuselage through the ranging adapter, and is powered on after docking with the fuselage. The ranging module includes:

main shell;

The runner is rotatably connected to the main shell; the runner is provided with claws with gradually changing thickness, which are used to lean against the distance measuring adapter along the thickness direction when the runner rotates relative to the main shell, so that the main shell and the runner are close together The direction movement of the fuselage is to realize the connection between the ranging module and the fuselage;

The fixed block is connected with the runner, and is used to block the main shell when the runner turns to the preset position,

to secure the wheels.

In some embodiments, the ranging adapter includes a bottom plate and a boss on the bottom plate, a predetermined gap is provided between the boss and the bottom plate, and the predetermined gap is used for protruding claws.

In some embodiments, the protruding claw is provided with a protruding edge, which protrudes toward the inner side of the protruding claw, and a resting surface is provided between the boss and the bottom plate, and the abutting surface is used to contact and resist the protruding edge to prevent the rotation of the runner. .

In some embodiments, the main housing is provided with two first limit blocks, and the ranging adapter is provided with a second limit block and two limit spaces respectively located on both sides of the second limit block. The two limiting blocks are used to be fitted between the two first limiting blocks, and the two limiting spaces are respectively used to be fitted with the two first limiting blocks to fix the main shell.

In some embodiments, the ranging module also includes:

The pressure wheel is movably installed inside the runner, and is used to abut against the distance measuring adapter when the runner rotates;

The first elastic member abuts between the pressure roller and the main shell, and is used to provide elastic force to the pressure roller so that the pressure roller has a tendency to move close to the fuselage.

In some embodiments, the pressing wheel is provided with lugs, and the lugs are provided with through holes, and the ranging module further includes connecting posts, which pass through the through holes and are connected to the main shell.

In some embodiments, the main housing is provided with a slideway, and the runner is provided with a plurality of protruding points distributed along the circumferential direction, and each protruding point is screwed into the slideway and can slide along the slideway;

The main shell is also provided with a limit protrusion, the limit protrusion is provided with a gap, and the runner is detachably connected with a tail stopper, which is used to rotate in the gap to drive the runner to rotate, and at the same time limit the rotation of the runner. the pivoted position and prevent the bump from coming off the slideway.

In some embodiments, the main shell is provided with a clamping block, the fixed block is provided with a bayonet and a limit hole, the tail block is provided with a guide post, and the guide post is arranged in the limit hole, and the fixed block is provided in the limit hole. Movement within a limited range, when the wheel turns to the preset position, push the fixed block so that the bayonet catches the block.

In some embodiments, the fixed block is also provided with an engaging groove, the two ends of which are large and the middle is small, and the tail block is provided with a receiving groove, and a ball and a second elastic member are arranged in the receiving groove, and the ball is used to move along the The engaging groove slides, and the second elastic member abuts between the ball and the tail block, and the second elastic member is used to provide elastic force to the ball, so that the ball has a tendency to slip out of the tail block.

In some embodiments, the ranging module further includes a male connector, and a female connector is provided on the fuselage. The female connector passes through the ranging adapter, and the ranging module is powered on after the female connector is docked with the male connector.

With respect to the above-mentioned background technology, the handheld ranging device provided in the embodiment of the present application includes a fuselage, a ranging adapter and a ranging module, wherein the ranging adapter is fixedly installed on the fuselage, and the ranging module The group is detachably installed on the fuselage through the ranging adapter, and the ranging module is electrically connected to the fuselage (the ranging module is powered on after docking with the fuselage). Further, the distance measuring module includes a main housing, a rotating wheel and a fixed block, wherein the rotating wheel is rotatably connected to the main housing, and a claw with a gradually changing thickness is provided on the rotating wheel, and the claw is used to rotate the rotating wheel relative to the main housing. The distance measuring adapter is pressed against the distance measuring adapter along the thickness direction, so that the main shell and the runner move along the direction close to the fuselage when the runner rotates, so as to realize the connection between the distance measuring module and the fuselage, the fixed block connects the runner, and the fixed block It is used to block the main casing when the runner turns to the preset position, so as to achieve the purpose of fixing the runner. When installing, firstly, turn the wheel of the distance measuring module to a position where it does not interfere with the distance measuring adapter, and assemble the distance measuring module to the fuselage, then turn the wheel so that the The claws abut against the distance measuring adapter, so that the main housing and the runner move in the direction close to the fuselage when the runner rotates, so as to realize the connection between the distance measuring module and the fuselage. When the runner turns to the preset position , by pushing the fixed block so that the fixed block clamps the main shell, so as to achieve the purpose of fixing the runner, so that the ranging module can be completely fixed to the fuselage. In addition, the disassembly of the ranging module can be completed in the reverse order of the above operations. Compared with the hand-held distance-measuring device which is inconvenient to assemble and disassemble the traditional distance-measuring module and the whole machine, and has low ranging accuracy, the handheld distance-measuring device provided in the embodiment of the present application can install the distance-measuring module conveniently and quickly. to the fuselage, and use the rotation of the rotating wheel and the movement of the fixed block to realize the positioning of the ranging module. The installation and disassembly of the ranging module are convenient and quick, and the positioning accuracy after assembly is high. The assembled ranging module Power is supplied through the fuselage. At the same time, the above-mentioned installation method can avoid the possibility of changing the angle between the optical axis of the whole machine and the optical axis of the distance measurement, so as to ensure the parallel consistency of the optical axis of the whole machine and the optical axis of the distance measurement. It is beneficial to ensure the ranging accuracy.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only It is an embodiment of the present application, and those skilled in the art can also obtain other drawings according to the provided drawings without creative work.

FIG. 1 is a schematic diagram of the overall structure of a handheld ranging device in an embodiment of the present application;

Fig. 2 is a structural schematic diagram of the assembled ranging adapter and the body of the handheld ranging device shown in Fig. 1;

FIG. 3 is a schematic structural diagram of a ranging module in the handheld ranging device shown in FIG. 1;

Fig. 4 is an exploded view of the ranging module shown in Fig. 3;

Fig. 5 is the installation flowchart of the ranging module in the handheld ranging device shown in Fig. 1;

Fig. 6 is a schematic structural diagram of the ranging adapter in Fig. 2;

Fig. 7 is a schematic structural view of the runner in the ranging module shown in Fig. 4;

Fig. 8 is a schematic structural diagram of a fixed block in the ranging module shown in Fig. 4;

Fig. 9 is a schematic structural view of the pressure roller in the ranging module shown in Fig. 4;

Fig. 10 is a structural schematic diagram of the assembly of the main casing, the runner and the fixed block in the ranging module;

Figure 11 is a schematic cross-sectional structure diagram of the assembly of the tail block and the fixed block in the ranging module;

Fig. 12 is a schematic diagram of turning the runner to a certain angle and putting it into the main casing;

Figure 13 is a schematic diagram of the assembly of the runner and the main shell with the tail piece mounted on it.

in:

10 - fuselage;

101-female head;

20-ranging adapter;

201-bottom plate, 202-boss, 203-preset gap, 204-face, 205-second limit block, 206-limit space;

30-ranging module;

301-Distance measuring pressure ring, 302-Distance measurement front shell, 303-Distance measurement special-shaped sealing ring, 304-O type sealing ring, 305-Distance measurement laser module, 306-Male head, 307-Distance measurement support frame, 308 -Main shell, 3081-first limit block, 3082-slide, 3083-limit protrusion, 3084-notch, 3085-block, 309-first elastic member, 310-pressure wheel, 3101-ring body . Slot, 314-fixed block, 3141-bayonet, 3142-limit hole, 3143-engagement groove, 315-guide post, 316-ball, 317-second elastic member, 318-gasket, 319-cover plate .

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the application with reference to the drawings in the embodiments of the application. Apparently, the described embodiments are only some of the embodiments of the application, not all of them. Based on the embodiments in this application, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of this application.

In order to enable those skilled in the art to better understand the solution of the present application, the present application will be further described in detail below in conjunction with the drawings and specific embodiments.

It should be noted that the orientation words such as "upper end, lower end, left side, and right side" mentioned below are all defined based on the drawings in the description.

Please refer to Figures 1 to 13. Figure 1 is a schematic diagram of the overall structure of the handheld distance measuring device in the embodiment of the present application; Schematic diagram of the structure; Figure 3 is a schematic structural diagram of the ranging module in the handheld ranging device shown in Figure 1; Figure 4 is an exploded view of the ranging module shown in Figure 3; Figure 5 is the handheld ranging shown in Figure 1 The installation flowchart of the ranging module in the equipment; Figure 6 is a schematic structural diagram of the ranging adapter in Figure 2; Figure 7 is a structural schematic diagram of the runner in the ranging module shown in Figure 4; Fig. 9 is a schematic structural view of the pressing wheel in the distance measuring module shown in Fig. 4; Fig. 10 is a structural schematic diagram of the assembly of the main shell, the runner and the fixed block in the distance measuring module ; Figure 11 is a schematic cross-sectional structure diagram of the assembly of the tail block and the fixed block in the ranging module; Figure 12 is a schematic diagram of the runner turning to a certain angle and put into the main shell; Figure 13 is the runner with the tail block installed and Schematic diagram of the assembly of the main shell.

The handheld ranging device provided in the embodiment of the present application includes a body 10, a ranging adapter 20, and a ranging module 30, wherein the ranging adapter 20 is fixedly installed on the body 10, and the ranging module 30 is detachably mounted on the fuselage 10 through the ranging adapter 20 , and the ranging module 30 is electrically connected to the fuselage 10 .

It should be noted that the so-called electrical connection between the ranging module 30 and the fuselage 10 means that the ranging module 30 is connected to the fuselage 10 and then powered on. In order to realize the electrical connection between the ranging module 30 and the fuselage 10, the ranging The module 30 also includes a male head 306 (including a plurality of thimbles), the male head 306 is installed on the ranging support frame 307, and correspondingly, the body 10 is provided with a female head 101 (including a plurality of thimble holes) corresponding to the male head 306 ), to realize the electrical connection between the ranging module 30 and the body 10 through the docking of the male connector 306 and the female connector 101 .

Further, the ranging module 30 includes a main housing 308, a rotating wheel 311 and a fixed block 314, wherein the rotating wheel 311 is rotatably connected to the main housing 308, and the rotating wheel 311 is used to be opposite to the main housing 308 around the axis in the first direction Rotate, the runner 311 is provided with a protruding claw 3111 with gradually changing thickness, and the protruding claw 3111 is used to lean against the distance measuring adapter 20 along the thickness direction when the runner 311 rotates relative to the main casing 308, so that the main casing 308 and the runner 311 When the rotating wheel 311 rotates, it moves in a direction close to the fuselage 10, so as to realize the connection between the distance measuring module 30 and the fuselage 10, and the fixed block 314 is connected to the rotating wheel 311, and the fixed block 314 is used to turn the rotating wheel 311 to a preset position At the same time, the main casing 308 is blocked, so as to achieve the purpose of fixing the runner 311. At the same time, the fixed block 314 also has the effect of a paddle, that is, the tail of the fixed block 314 is moved to drive the runner 311 to rotate.

During installation, firstly, turn the runner 311 of the distance measuring module 30 to a position where it does not interfere with the distance measuring adapter 20, install the distance measuring module 30 on the fuselage 10, and then turn the runner 311 , so that the claw 3111 on the rotating wheel 311 abuts against the distance measuring adapter 20, so that the main housing 308 and the rotating wheel 311 move in a direction close to the fuselage 10 when the rotating wheel 311 rotates, so as to realize the distance measuring module 30 Connected with the fuselage 10, when the runner 311 turns to the preset position, push the fixed block 314 so that the fixed block 314 clamps the main shell 308, so as to achieve the purpose of fixing the runner 311, so that the ranging module can be 30 is completely fixed to the fuselage 10.

In addition, the disassembly of the distance measuring module 30 can be completed in the reverse order of the above operations, that is, when disassembling, the connection between the fixing block 314 and the main shell 308 is first released, and then the connection between the rotating wheel 311 and the distance measurement adapter 20 is released. .

It should be noted that, the aforementioned preset position refers to the position where the rotating wheel 311 rotates until the ranging adapter 20 contacts the limiting structure on the claw 3111 , thereby preventing the rotating wheel 311 from further rotating.

Meanwhile, the above-mentioned first direction may be determined by the rotation direction of the rotating wheel 311 , preferably, the first direction may be the X-axis direction as shown in FIG. 1 .

Compared with the traditional ranging module 30 and the hand-held ranging device which is inconvenient to assemble and disassemble and has low ranging accuracy, the handheld ranging device provided in the embodiment of the present application can conveniently and quickly connect the ranging module 30 Installed on the fuselage 10, and use the rotation of the rotating wheel 311 and the movement of the fixed block 314 to realize the positioning of the distance measuring module 30. The distance measuring module 30 is easy to install and disassemble, and the positioning accuracy after assembly is high. The rear distance measuring module 30 is powered by the fuselage 10. At the same time, the above-mentioned installation method can avoid the possibility that the angle between the optical axis of the whole machine and the distance measuring optical axis changes, thereby ensuring the optical axis of the whole machine and the distance measuring distance. The parallel consistency of the optical axis is beneficial to ensure the ranging accuracy.

It should be noted that the main housing 308 is provided with a distance measuring component, which specifically includes a distance measuring pressure ring 301, a distance measuring front shell 302, a distance measuring special-shaped sealing ring 303, an O-shaped sealing ring 304, and a distance measuring laser module 305. The distance measuring ring 301, the distance measuring front shell 302, the distance measuring special-shaped sealing ring 303, the O-shaped sealing ring 304 and the distance measuring laser module 305 are assembled and assembled in the main shell 308, and the other parts of the distance measuring components are provided by those skilled in the art. Known content, this article will not expand.

In some embodiments, in order to facilitate the cooperation between the distance measuring adapter 20 and the claw 3111, the distance measuring adapter 20 includes a bottom plate 201 and a boss 202 provided on the bottom plate 201, and the boss 202 is matched with the claw 3111 correspondingly. A preset gap 203 is provided between the boss 202 and the bottom plate 201 , and the preset gap 203 is used for protruding into the protrusion 3111 .

Preferably, two claws 3111 are provided on the runner 311 (more than two claws 3111 can also be provided), and the two claws 3111 are distributed along the circumferential direction of the runner 311, and the runner 311 is a thin-walled cylindrical structure as a whole The two claws 3111 are integrated on the inner wall of the rotating wheel 311 and extend from the inner wall toward the center of the circle, and the line connecting the two claws 3111 passes through the center of the rotating wheel 311 .

In addition, the thickness of any lug 3111 is tapered along the direction in which the rotating wheel 311 rotates during assembly. For example, when the ranging module 30 is assembled with the fuselage 10 , the rotation direction of the rotating wheel 311 is clockwise, and the thicknesses of the two claws 3111 are tapered clockwise.

Corresponding to the two lugs 3111 , the ranging adapter 20 includes two bosses 202 , and a preset gap 203 is provided between any boss 202 and the bottom plate 201 for the lugs 3111 to penetrate. The size of the preset gap 203 along the first direction is greater than the maximum thickness of the protrusion 3111 .

It can be understood that the above-mentioned claws 3111 using two gradually changing thicknesses cooperate with the two bosses 202 of the distance measuring adapter 20 respectively, so that the bosses 202 first contact the claws during the rotation of the rotating wheel 311 The thinner part of 3111 is then in contact with the thicker part of the protruding claw 3111. In this way, with the fuselage 10 and the ranging adapter 20 as the static reference point (the two are fixed), during the rotation of the runner 311, the runner 311 and the main casing 308 can move along the direction close to the fuselage 10. direction, so as to complete the assembly of the ranging module 30 and the fuselage 10.

In some embodiments, in order to facilitate the rotation of the rotating wheel 311, any claw 3111 is provided with a convex edge 3112, and the convex edge 3112 protrudes toward the inner side of the claw 3111. Correspondingly, the boss 202 and the bottom plate 201 An abutment surface 204 is provided therebetween, and the abutment surface 204 is used to contact and abut against the convex edge 3112 to prevent the rotating wheel 311 from rotating.

Specifically, the protruding edge 3112 is integrally arranged at the part with the largest thickness of the protruding claw 3111, and the protruding edge 3112 protrudes along the inner side of the protruding claw 3111, the so-called inner side refers to the side of the protruding edge 3112 close to the other protruding edge 3112; the boss The abutment surface 204 on the 202 is located inside the preset gap 203 , and the abutment surface 204 may be a filling block structure between the boss 202 and the bottom plate 201 .

In this way, during the rotation of the runner 311, the boss 202 first contacts the thinner part of the claw 3111, and then contacts the thicker part of the claw 3111 until the contact surface 204 on the boss 202 touches the claw 3111 At this time, the fixed block 314 can be pushed toward the main housing 308, so that the main housing 308 is engaged with the fixed block 314, so as to achieve the purpose of fixing the rotating wheel 311.

In some embodiments, in order to facilitate the positioning of the main housing 308, the main housing 308 is provided with two first limiting blocks 3081, the two first limiting blocks 3081 are oppositely arranged and both extend along the first direction, correspondingly , the distance measuring adapter 20 is provided with a second limit block 205 and two limit spaces 206, the two limit spaces 206 are respectively located on both sides of the second limit block 205, and the second limit block 205 is used for embedding Fitted between the two first limiting blocks 3081 , the two limiting spaces 206 are respectively used to engage with the two first limiting blocks 3081 to fix the main shell 308 .

It should be noted that during the rotation of the runner 311, as the runner 311 and the main housing 308 move in a direction close to the fuselage 10, on the one hand, the male connector 306 on the main housing 308 and the female connector on the fuselage 10 The head 101 is docked and powered on. On the other hand, the two first limiting blocks 3081 on the main housing 308 fit into the two limiting spaces 206 respectively, so that the main housing 308 can be fixed to the fuselage 10 .

In some embodiments, the ranging module 30 further includes a pressure wheel 310 and a first elastic member 309, wherein the pressure wheel 310 is movably installed inside the rotating wheel 311, and the pressure wheel 310 is used for rotating the rotating wheel 311 Abut against the ranging adapter 20; the first elastic member 309 abuts between the pressure wheel 310 and the main shell 308, and the first elastic member 309 is used to provide elastic force to the pressure wheel 310, so that the pressure wheel 310 has a position close to the fuselage 10 sports trends.

Specifically, the first elastic member 309 can be a wave spring. During the rotation of the runner 311, the end surface of the boss 202 of the ranging adapter 20 will press the pressure roller 310, and the runner 311 and the main shell will 308 moves along the direction close to the fuselage 10, the pressure roller 310 moves away from the direction of the fuselage 10, and the wave spring is compressed, so that the wave spring can provide elastic force to the pressure roller 310, so that not only can the pressure roller 310 have a 10 movement trend (distance measuring adapter 20 is always in contact with the inner wall of the claw 3111 on the runner 311), and the distance measuring module 30 can be easily disassembled (when the claw 3111 on the runner 311 is released for the distance measuring transfer After the limit of the boss 202 of the part 20, the distance measuring module 30 will pop up automatically under the action of the elastic force).

In addition, the setting of the wave spring can also obtain a good feel during operation, which is convenient and labor-saving.

In some embodiments, in order to facilitate the guidance of the pressure roller 310, the pressure roller 310 is provided with lugs 3103, the number of the lugs 3103 may preferably be two, and the two lugs 3103 are provided with through holes 3104, correspondingly, The ranging module 30 further includes two connecting posts 312 , and the two connecting posts 312 respectively pass through the two through holes 3104 and are connected to the main housing 308 .

The two connecting columns 312 can play a guiding role, so as to ensure that the pressure wheel 310 moves along its axis (first direction). Ends of the two connecting posts 312 are provided with annular protrusions, which are used to prevent the pressure roller 310 from detaching from the connecting posts 312 .

In some embodiments, in order to facilitate the sliding of the runner 311, the main housing 308 is provided with a slideway 3082, and the runner 311 is provided with a number of protruding points 3113 distributed along the circumferential direction (the number of protruding points 3113 is preferably four), Each protrusion 3113 is screwed into the slideway 3082 and can slide along the slideway 3082 .

Correspondingly, the main housing 308 is also provided with a limiting protrusion 3083, and the limiting protrusion 3083 is provided with a notch 3084, and the runner 311 is detachably connected with a tail stopper 313, and the tail stopper 313 is used to rotate in the notch 3084 , so as to drive the rotating wheel 311 to rotate, limit the rotating position of the rotating wheel 311 and prevent the convex point 3113 from breaking away from the slideway 3082 at the same time.

Specifically, the runner 311 is turned to a certain angle and put into the main casing 308, as shown in Figure 12; then, the runner 311 is turned to a position 180 degrees parallel to the main shaft (optical axis of the whole machine), and the four runners 311 The convex point 3113 rotates into the slideway 3082, after that, the tail stopper 313 is loaded onto the runner 311, and now the runner 311 can slide on the track of the limited position, as shown in Figure 13 .

In some embodiments, in order to facilitate the fastening connection between the fixed block 314 and the main shell 308, the main shell 308 is provided with a locking block 3085, and the fixed block 314 is provided with a bayonet 3141 and a limiting hole 3142 (waist-shaped hole). The blocking plate 313 is provided with a guide post 315, the guide post 315 is located in the limit hole 3142, the fixed block 314 moves within the limit of the limit hole 3142, and when the runner 311 turns to the preset position (the position on the boss 202 When the contact surface 204 touches the protruding edge 3112 on the lug 3111 , the rotating wheel 311 cannot continue to rotate), push the fixing block 314 along the second direction, so that the bayonet 3141 catches the bayonet block 3085 .

The above-mentioned second direction may be determined by the rotation position of the rotating wheel 311 , preferably, the second direction may be the Y-axis direction as shown in FIG. 1 .

In some embodiments, the fixing block 314 is also provided with an engaging groove 3143, the two ends of the engaging groove 3143 are large and the middle is small, and the tail block 313 is provided with a receiving groove 3131, and a ball 316 and a second ball are arranged in the receiving groove 3131. The elastic member 317, the second elastic member 317 can specifically be a compression spring, the ball 316 is used to slide along the engagement groove 3143, the second elastic member 317 abuts between the ball 316 and the tail block 313, the second elastic member 317 is used to provide elastic force to the ball 316 , so that the ball 316 has a tendency to escape from the tail block 313 .

In this way, at the initial position, the guide post 315 is located at the left end of the limiting hole 3142, and the ball 316 is located at the left end of the engaging groove 3143, and the fixed block 314 moves to the left and completes the engagement with the main shell 308 To connect, the guide post 315 is located at the right end of the limiting hole 3142 , and the ball 316 is located at the right end of the engaging groove 3143 .

It can be understood that the setting of the ball 316 and the second elastic member 317 can provide a "click" prompt sound when the fixed block 314 and the main shell 308 are engaged, thereby reminding the staff that the fixed block 314 and the main shell 308 Already engaged.

In addition, a cover plate 319 is provided on the fixing block 314, and the cover plate 319 is closed and connected with the fixing block 314. The inside of the cover plate 319 is provided with a gasket 318, and the gasket 318 is a silicone gasket.

In some embodiments, in order to facilitate the assembly of the pressure wheel 310, the pressure wheel 310 includes a ring body 3101, and the ring body 3101 is provided with several grooves 3102 distributed along the circumferential direction, and the grooves 3102 are used to avoid The convex point 3113 is used for the pressure wheel 310 to be installed inside the rotating wheel 311 .

To sum up, the embodiment of the present application provides a hand-held ranging device that is fixed by rotation. The ranging module 30 is mounted on the fuselage 10 through the X-axis direction limit, and the rotating wheel 311 is rotated through the tail stopper 313 ( That is, rotate around the X-axis) to a certain position and then fix it, and then push the fixed block 314 to move in the Y-axis direction to effectively limit the displacement of the ranging module 30 in the Y-axis direction. After installation, power is supplied to the ranging module through the whole machine. The embodiment of the present application ensures the parallelism of the X-axis between the ranging module 30 and the fuselage 10 through end-face contact, and ensures the parallelism of the Y-axis between the ranging module 30 and the fuselage 10 through two sets of limits. In this way, the parallel consistency of the optical axis of the whole machine and the ranging optical axis can be guaranteed, thereby ensuring the ranging accuracy.

It should be noted that in this specification, relational terms such as first and second are only used to distinguish one entity from several other entities, and do not necessarily require or imply any such relationship between these entities. Actual relationship or sequence.

The handheld ranging device provided by the present application has been introduced in detail above. In this paper, specific examples are used to illustrate the principles and implementation methods of the present application, and the descriptions of the above embodiments are only used to help understand the solutions and core ideas of the present application. It should be pointed out that those skilled in the art can make several improvements and modifications to the application without departing from the principles of the application, and these improvements and modifications also fall within the protection scope of the claims of the application.

Claims (10)

1. A handheld ranging device, characterized in that, comprising: fuselage (10); The ranging adapter (20) is fixedly installed on the fuselage (10); The ranging module (30) is detachably installed on the fuselage (10) through the ranging adapter (20), and is powered on after docking with the fuselage (10). The distance module (30) includes: main shell (308); The runner (311) is rotatably connected to the main housing (308); the runner (311) is provided with a claw (3111) with a gradually changing thickness, which is used to move the runner (311) relative to the When the main shell (308) rotates, it abuts against the distance measuring adapter (20) along the thickness direction, so that the main shell (308) and the runner (311) are close to the fuselage (10) Movement, to realize that the distance measuring module (30) is connected with the fuselage (10); A fixing block (314), connected to the runner (311), is used to block the main casing (308) when the runner (311) turns to a preset position, so as to fix the runner (311) . 2. The handheld distance measuring device according to claim 1, characterized in that, the distance measuring adapter (20) comprises a base plate (201) and a boss (202) arranged on the base plate (201) A preset gap (203) is provided between the boss (202) and the bottom plate (201), and the preset gap (203) is used for the claw (3111) to penetrate. 3. The hand-held distance measuring device according to claim 2, characterized in that, the convex claw (3111) is provided with a convex edge (3112), and the convex edge (3112) faces the convex claw (3111) There is a protrusion on the inner side of the boss (202) and the bottom plate (201) is provided with a contact surface (204), and the contact surface (204) is used to contact with the convex edge (3112), so as to hinder the rotation of the rotating wheel (311). 4. The handheld ranging device according to claim 1, characterized in that, two first limit blocks (3081) are arranged on the main shell (308), and the ranging adapter (20) There is a second limiting block (205) and two limiting spaces (206) respectively located on both sides of the second limiting block (205), and the second limiting block (205) is used for fitting Between the two first limiting blocks (3081), the two limiting spaces (206) are respectively used to fit the two first limiting blocks (3081) to fix the main shell (308). 5. The handheld ranging device according to claim 1, wherein the ranging module (30) further comprises: a pressure wheel (310), which is movably installed inside the runner (311), and is used to abut against the distance measuring adapter (20) when the runner (311) rotates; The first elastic member (309) abuts between the pressure wheel (310) and the main shell (308), and is used to provide elastic force to the pressure wheel (310), so that the pressure wheel (310) ) has a tendency to move close to the fuselage (10). 6. The hand-held distance measuring device according to claim 5, characterized in that lugs (3103) are provided on the pressure wheel (310), and through holes (3104) are provided on the lugs (3103) , the ranging module (30) further includes a connecting post (312), and the connecting post (312) passes through the through hole (3104) and is connected to the main shell (308). 7. The hand-held ranging device according to any one of claims 1-6, characterized in that, the main housing (308) is provided with a slideway (3082), and the runner (311) is provided with a plurality of protruding points (3113) distributed along the circumferential direction, each of the protruding points (3113) is screwed into the slideway (3082) and can slide along the slideway (3082); The main housing (308) is also provided with a limit protrusion (3083), the limit protrusion (3083) is provided with a gap (3084), and the tail block is detachably connected to the runner (311) (313), the tail block (313) is used to rotate in the gap (3084) to drive the rotation of the runner (311), while limiting the rotation position of the runner (311) and preventing the The bumps (3113) break away from the slideways (3082). 8. The handheld distance measuring device according to claim 7, characterized in that, the main housing (308) is provided with a block (3085), and the fixed block (314) is provided with a bayonet (3141) and a limit hole (3142), the tail block (313) is provided with a guide post (315), and the guide post (315) is arranged in the limit hole (3142), and the fixed block (314 ) moves within the limited range of the limiting hole (3142), and when the rotating wheel (311) turns to a preset position, pushes the fixing block (314) so that the bayonet (3141) snaps Hold the block (3085). 9. The hand-held distance measuring device according to claim 8, characterized in that, the fixed block (314) is also provided with an engaging groove (3143), the two ends of the engaging groove (3143) are large and the middle is small, An accommodating groove (3131) is provided on the tail block (313), and a ball (316) and a second elastic member (317) are arranged in the accommodating groove (3131), and the ball (316) is used for Sliding along the engaging groove (3143), the second elastic member (317) abuts between the ball (316) and the tail block (313), the second elastic member (317 ) is used to provide elastic force to the ball (316), so that the ball (316) has a tendency to escape from the tail stopper (313). 10. The handheld distance measuring device according to claim 1, characterized in that, the distance measuring module (30) further comprises a male head (306), and the body (10) is provided with a female head (101 ), the female head (101) runs through the distance measuring adapter (20), and the distance measuring module (30) is powered on after the female head (101) is docked with the male head (306) .

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