JPH074901U - Equipment fixing device - Google Patents

Abstract

(57) [Abstract] [Purpose] To provide a device fixing device that does not move due to vibration or the like generated during transportation and can stably fix the device in a state in which the user can use it as it is. [Structure] The end blocks 40, 41 are attached to a mounting rail 21 having U-shaped grooved locking edges 21a whose both edges are bent outward substantially horizontally, and the locking edges are fixed by tightening a fixing screw 31. 21a and a locking claw 30 which is provided so as to be able to come into contact with and separate from each other, the locking edge 21a is sandwiched and the screw is tightened, so that the locking member 36 including the protrusion 36a is provided.
The end blocks 40 and 41 are fixed to the mounting rail 21 by pressing the end block 40 against the locking edge 21a.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a device fixing device for fixing a device movable along a mounting rail to the mounting rail at an arbitrary position.

[0002]

[Prior art]

 Conventionally, when using an arbitrary number of solenoid valves, a method of mounting a plurality of solenoid valves on a mounting rail has been performed. Here, as a method of mounting a plurality of solenoid valves on a mounting rail, the applicant of the present application, in Japanese Utility Model Publication No. 3-41125, connects a plurality of solenoid valves forming an intermediate block on the mounting rail, and We propose a method of fixing the solenoid valve by fixing the attached end block to the mounting rail. That is, the intermediate block for mounting the solenoid valve has a fluid passage that penetrates in the direction parallel to the mounting rail, and when connecting the fluid passages, one of the intermediate blocks has a convex portion around the fluid passage. The other intermediate block has a recess around the fluid passage, and the protrusion and recess are fitted together to join the intermediate blocks, and a pair of end blocks attached to both ends are attached to the mounting rail. By fixing, multiple intermediate blocks are fixed.

FIG. 7 shows a concrete method for fixing the end block disclosed in Japanese Utility Model Publication No. 3-41125 to the mounting rail. The lower surface 13a of the end block 13, which is the device body, is in contact with the upper surface of the locking edge 21a of the mounting rail 21. U-shaped locking claw brackets 35 are fixed to both side surfaces of the end block 13. The lower portion 35a of the locking claw bracket 35 holds the tip of the fixing screw 31 so that the fixing screw 31 can rotate without advancing the fixing screw 31. Further, a female screw portion formed on the upper portion of the U-shaped locking claw 30 is fitted to the fixing screw 31. The locking claw 30 is guided by the lower portion 35a of the locking claw bracket 35, and by tightening the fixing screw 31, the claw portion 30a of the locking claw 30 is brought into contact with the locking edge 21a, and the end block 13 is fixed. It can be fixed to the mounting rail 21.

[0004]

[Problems to be solved by the device]

 However, the above-mentioned conventional method of fixing the solenoid valve has the following problems. In other words, conventionally, when an assembly of this type of solenoid valve is received, the manufacturer incorporates that number of solenoid valves into the intermediate block, fixes it with the end block, and ships it in a state where the user can use it as is. Was there. However, in the distribution route to the customer, the end block 13 slightly moves with respect to the mounting rail 21 due to vibrations applied by truck transportation or the like, and the end block 13 moves between the intermediate blocks or between the intermediate block and the end block. There may be a gap between them. When a gap is generated, there is a problem in that the sealing of the coupling means that connects the air supply passage or the exhaust passage between the intermediate blocks becomes incomplete and air leaks.

The present invention was made in order to solve the above-mentioned problems, and does not move due to vibration or the like due to transportation, and can be stably fixed in a state where the user can use it as a fixed device. The purpose is to provide a device.

[0006]

[Means for Solving the Problems]

 To achieve the above object, the device fixing device of the present invention comprises a fixing device body mounted on a mounting rail, which has a U-shaped groove and has locking edges whose both edges are bent outward substantially horizontally. A device for fixing the fixing device main body to the mounting rail by clamping the locking edge with a clamping means provided so as to come into contact with and separate from the locking edge by tightening a screw. In the fixing device, the fixing device main body has a locking member having a protrusion at a portion contacting the locking edge.

Further, in the above-mentioned equipment fixing device, (1) the equipment fixing device is connected to one or more intermediate blocks each having a solenoid valve attached to a mounting rail and an air supply source or an exhaust source. And (2) the intermediate block is connected to the air supply passage and the exhaust passage of the solenoid valve, and each intermediate block is parallel to the guide rail. And (3) the air supply / exhaust block connects the air supply unit and the air supply passage to the exhaust means and the air supply unit. A connecting means, a connecting means for connecting the air supply path of the adjacent intermediate block and an air supply path of the air supply / exhaust block, and a connecting means for connecting the exhaust path of the intermediate block and the exhaust path of the air supply / exhaust block. You It is characterized by

[0008]

[Action]

 The intermediate block of the present invention having the above-mentioned structure is slidably mounted to a mounting rail having a U-shaped groove and locking edges whose both edges are bent outward substantially horizontally. . The end block, which is a device fixing device, is fixed to the mounting rail in a state where the intermediate blocks are sandwiched and pressed from both sides. That is, by clamping the screw, the clamp means attached so as to be able to come into contact with and separate from the locking edge is moved, and the mounting rail has a protrusion at a portion that comes into contact with the locking edge of the device body of the device fixing device. Press firmly against the locking member. As a result, the projection formed on the locking member bites into the mounting rail, and the device fixing device and the mounting rail are securely fixed.

Further, the air supply passage of the intermediate block communicates with the air supply passage of the solenoid valve, and connects the air supply passages of the respective intermediate blocks in a direction parallel to the mounting rail which is a guide rail. The exhaust passage of the intermediate block communicates with the exhaust passage of the solenoid valve, and also connects the exhaust passages of the intermediate blocks in a direction parallel to the mounting rails that are guide rails. Further, the air supply passage of the air supply / exhaust block connects the air supply source and the air supply passage, and also connects the air supply passage of the adjacent intermediate block and the air supply passage of the air supply / exhaust block. The exhaust passage of the supply / exhaust block connects the exhaust source and the exhaust passage, and also connects the exhaust passage of the adjacent intermediate block and the exhaust passage of the supply / exhaust block.

[0010]

【Example】

 An embodiment of the solenoid valve of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing a configuration of a device fixing device that fixes an intermediate block for mounting a solenoid valve and a supply / exhaust block for connecting to a supply / exhaust source. Three intermediate blocks 37 for attaching the solenoid valve 14 are attached to the mounting rail 21 having a U-shaped groove and locking edges 21a whose both edges are bent outward substantially horizontally. Regarding the structure of the intermediate block 37, FIG. 5 shows a side view seen from the left side in parallel with the mounting rail 21, and FIG. 6 shows a sectional view seen from the right side. On the upper surface of the intermediate block 37, the A port passage 32 communicating with the A port 22, the B port passage 28 communicating with the B port 20, the air supply passage 29 communicating with the air supply passage 24, and the exhaust air communicating with the exhaust passage 23. A passage 27 is formed.

The air supply passage 29 is connected to the air supply port of the solenoid valve 14, the exhaust passage 27 is connected to the exhaust port of the solenoid valve 14, the A port passage 32 is connected to the A port of the solenoid valve 14, and the B port is connected. The passage 28 is connected to the B port of the solenoid valve 14. The solenoid valve 14 is screwed into a female screw hole 34 formed on the upper surface of the intermediate block by a mounting bolt. On the lower surface of the intermediate block 37, a rail guide 33 having a recessed portion that fits with one of the locking edges 21 a of the mounting rail 21 is formed. A rail lever 25 is elastically deformable around a rotation center 26 so as to urge the other locking edge 21a upward. On the left side surfaces of the air supply passage 24 and the exhaust passage 23, an air supply passage convex portion 24a and an exhaust passage convex portion 23a are formed, respectively. Further, on the left side surface of the intermediate block 37, positioning projections 17, 43, 44 for positioning the intermediate blocks 37 are formed.

On the right side surfaces of the air supply passage 24 and the exhaust passage 23, an air supply passage recess and an exhaust passage recess which are not shown are formed at positions corresponding to the air supply passage protrusion 24a and the exhaust passage protrusion 23a, respectively. ing. An O-ring is installed in each of the air supply passage recess and the exhaust passage recess to prevent leakage of air or the like. Further, on the right side surface of the intermediate block 37, positioning recesses (not shown) are formed at positions corresponding to the positioning projections 43 and 44, respectively. The three intermediate blocks 37 are movably attached to the attachment rail 21 by the rail guide 33 and the rail lever 25. Further, the positioning projections 43, 44 and the positioning recess are fitted together.

On the left side of the three intermediate blocks 37, an air supply port 19 for connecting an air supply tube and an air supply / exhaust block 11 provided with an exhaust port 18 for connecting an exhaust tube are attached. Has been. Since the basic structure of the air supply / exhaust block 11 is similar to that of the intermediate block 37, detailed description thereof will be omitted. A left end block 40 is attached to the left side of the air supply / exhaust block 11. A right end block 41 is attached to the right side of the intermediate block 37.

The structure of the left end block 40 is shown in FIG. (A) is a side view of the left end block 40 seen from the air supply / exhaust block 11 side, (b) is a bottom view seen from the mounting rail 21 side, and (c) is a diagram of (a). It is a BB sectional view. An air supply passage recess 24b is formed at a position corresponding to the air supply passage protrusion 24a of the air supply / exhaust block 11, and an exhaust passage recess 23b is formed at a position corresponding to the exhaust passage protrusion 23a. O-rings for preventing leakage are attached to the air supply passage recess 24b and the exhaust passage recess 23b. Further, a positioning recess 42 is formed at a position corresponding to the positioning protrusion 17. Further, positioning recesses 45 and 46 are formed at positions corresponding to the positioning projections 43 and 44, respectively.

A metal locking member 36 is attached to the bottom surface of the left end block 40. FIG. 3 shows the shape of the locking member 36. The four corners of the locking member 36 are bent downward to form protrusions 36a. At the center of the locking member 36, two mounting holes 36b for mounting are formed. As shown in (a) of FIG. 4, the locking member 36 has the mounting pin 47 fitted into the mounting hole 36b with the protruding portion 36a facing downward, and the tip of the mounting pin 47 is melted. It is fixed.

The structure of the screw portion of the left end block 40 is shown in FIG. The basic structure of the screw part is similar to that shown in FIG. That is, the locking member 36 of the left end block 40, which is the device body, is in contact with the upper surface of the locking edge 21 a of the mounting rail 21. U-shaped locking claw brackets 35 are fixed to both side surfaces of the end block 40. The lower portion 35a of the locking claw bracket 35 holds the tip of the fixing screw 31 so that the tip of the fixing screw 31 can rotate without advancing the fixing screw 31.

Further, a female screw portion formed on the upper portion of the U-shaped locking claw 30 is fitted to the fixing screw 31. The locking claw 30 is guided by the lower portion 35a of the locking claw bracket 35, and by tightening the fixing screw 31, the claw portion 30a of the locking claw 30 is brought into contact with the lower surface of the locking edge 21a and pushed up. The upper surface of the locking edge 21a can be pressed against the locking member 36. The left end block 40 can be reliably fixed to the mounting rail 21 by the protrusions 36a formed at the four corners of the locking member 36 biting into the locking edge 21a. The right end block 41 has a symmetrical shape with the left end block 40, and since the basic structure is the same, detailed description thereof will be omitted. The difference is that, as shown in FIG. 1, it has positioning protrusions 17, 43, 44, and has an air supply passage protrusion 24a and an exhaust passage protrusion 23a.

Next, the operation and effect of the solenoid valve fixing device having the above configuration will be described. Upon receiving an order from the user, the intermediate block 37, to which the number of solenoid valves 14 specified in the factory are attached, and the air supply / exhaust block 11 are attached to the attachment rail 21. The intermediate block 37 and the air supply / exhaust block 11 are slidable along the mounting rails 21 and are not fixed as they are. Next, the left and right end blocks 40 and 41 are attached to the attachment rail 21 while pressing them strongly from both sides. That is, the left and right end blocks 40, 41 are pressed from both sides with a predetermined force, and the fixing screws 31 of the left and right end blocks 40, 41 are tightened with a predetermined torque.

Here, the fixing screw 31 is fitted with a female screw portion formed on the upper portion of the U-shaped locking claw 30. Since the locking claw 30 is guided to the lower portion 35a of the locking claw bracket 35, by tightening the fixing screw 31, the claw portion 30a of the locking claw 30 is brought into contact with the lower surface of the locking edge 21a and pushed up. . Thereby, the upper surface of the locking edge 21a can be pressed against the locking member 36. At this time, the projections 36a formed at the four corners of the locking member 36 bite into the locking edge 21a, so that the left end block 40 is securely fixed to the mounting rail 21.

As described in detail above, according to the solenoid valve fixing device of the present invention, the left and right end blocks 40, 41 are provided with the protrusions 36a at positions where they abut the locking edges 21a of the mounting rails 21. Since the left and right end blocks 40, 41 are securely fixed to the mounting rail 21 because they have the stop member 36, the middle block 37, the air supply / exhaust block 11, and the left and right end blocks 40 to which the solenoid valve 14 is mounted. , 41 mounted on the mounting rail 21 does not loosen the mounting of the intermediate block 37 or the like even if there is a large vibration during transportation. Therefore, it is possible for the user to use the device as it is without worry.

Further, the intermediate block 37, the air supply / exhaust block 11 and the left and right end blocks 40, 41 are fixed in a strongly pressed state, and the air supply passage 24 and the exhaust air passage 23 are connected to the air supply passages at their respective connection points. Since the convex portion 24a and the air supply passage concave portion 24b are fitted together, and the exhaust passage convex portion 23a and the exhaust passage concave portion 24b are fitted together, they are pressed in the middle of the air supply passage 24 and the exhaust passage 23. There is no leakage at.

It should be noted that the above embodiment is not intended to limit the present invention and various modifications and improvements can be made without departing from the gist of the present invention. In this embodiment, the fixing method of the intermediate block 37 for mounting the solenoid valve 14 has been described. However, as long as an arbitrary number of devices are fixed to the mounting rail from both sides, other devices can be fixed. It has the same effect when used for. Further, in this embodiment, the left and right end blocks 40 and 41 are used, but an end block having one side directly fixed to the mounting rail 21 by screwing or the like is used, and the other end block of the present invention is used. You may use it. In addition, in the present embodiment, the protrusions are formed by weaving the four corners of the locking member, but another object may be fixed.

[0023]

[Effect of device]

 As is apparent from the above description, according to the device fixing device of the present invention, since the device fixing device has the locking member provided with the protrusion at the position where it abuts the locking edge of the mounting rail, the device fixing device can be securely mounted. Since it is fixed to the mounting rail, even if the device is shipped with it mounted on the mounting rail, even if there is a large vibration during transportation, there will be no looseness in the mounting of the device. Therefore, it becomes possible for the user to use the device as it is without anxiety.

Further, the intermediate block, the air supply / exhaust block, and the left and right end blocks are fixed in a strongly pressed state, and the air supply passage and the exhaust air passage are connected to the air supply passage convex portion and the air supply passage at each connection point. Since the concave portion is fitted and the exhaust passage convex portion and the exhaust passage concave portion are pressed together in a fitted state, no leakage occurs in the middle of the air supply passage or the exhaust passage.

[Brief description of drawings]

FIG. 1 is a perspective view showing a configuration of a solenoid valve fixing device according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view showing the structure of an end block.

3A and 3B are a plan view and a side view showing a configuration of a locking member.

FIG. 4 is a side view and a bottom view showing a configuration of a left end block.

FIG. 5 is a side view showing a configuration of an intermediate block.

FIG. 6 is a cross-sectional view showing an air passage of an intermediate block.

FIG. 7 is an exploded perspective view showing a configuration of a conventional solenoid valve fixing device.

[Explanation of symbols]

 11 Air Supply / Exhaust Block 14 Electromagnetic Valve 21 Mounting Rail 23 Exhaust Path 24 Air Supply Path 30 Locking Claw 31 Fixing Screw 36 Locking Member 36a Projection 37 Intermediate Block

Claims (2)

[Scope of utility model registration request] 1. A fixing device main body mounted on a mounting rail, which has a U-shaped groove, and whose both edges are bent outwardly in a substantially horizontal direction. In a device fixing device for fixing the fixing device body to the mounting rail by tightening a screw while sandwiching the locking edge with a clamp means provided so as to be able to come into contact with and separate from the fixing device body, A device fixing device comprising a locking member having a protrusion at a portion that abuts against an edge. 2. The supply device according to claim 1, wherein the device fixing device is connected to one or more intermediate blocks having solenoid valves attached to the attachment rail and an air supply source or an exhaust source. The exhaust block is an end block attached to both sides of the exhaust block, and the intermediate block includes a connecting passage communicating with the air supply passage and the exhaust passage of the solenoid valve, and an intermediate block of each intermediate block in a direction parallel to the guide rail. A connecting means for connecting the air supply passage and the exhaust passage, respectively, wherein the air supply / exhaust block includes a connecting means for connecting the air supply source and the air supply passage, and a connecting means for connecting the exhaust portion and the exhaust passage. A connecting means for connecting the air supply passage of the intermediate block and the air supply passage of the air supply / exhaust block adjacent to each other, and a connecting means for connecting the exhaust passage of the intermediate block and the exhaust air passage of the air supply / exhaust block. A device fixing device characterized by: