CN215645811U - Switch cabinet circuit breaker pallet truck electric drive device - Google Patents
Switch cabinet circuit breaker pallet truck electric drive device Download PDFInfo
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- CN215645811U CN215645811U CN202122012520.2U CN202122012520U CN215645811U CN 215645811 U CN215645811 U CN 215645811U CN 202122012520 U CN202122012520 U CN 202122012520U CN 215645811 U CN215645811 U CN 215645811U
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- base plate
- pallet truck
- belt
- switch cabinet
- belt pulley
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- 230000015572 biosynthetic process Effects 0.000 description 1
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Abstract
A switch cabinet breaker pallet truck electric drive device relates to the pallet truck transmission device field. The electric drive device of the switch cabinet breaker pallet truck comprises a base plate fixed on a switch cabinet, a motor fixed on the base plate, a first belt pulley fixedly sleeved on an output shaft of the motor, a rotatable transmission shaft, a second belt pulley fixedly sleeved at one end of the transmission shaft, and a transmission belt with two ends respectively sleeved on the first belt pulley and the second belt pulley, wherein the other end of the transmission shaft penetrates through the base plate and is used for being coaxially connected with a screw rod; the base plate is also connected with a belt tensioning device for tensioning the transmission belt. The switch cabinet circuit breaker pallet truck electric drive device that this embodiment provided simple structure, compactness are fit for installing and move with the automatic control chassis car and stretch out or withdraw the cubical switchboard on adopting the cubical switchboard of mechanical type chassis car.
Description
Technical Field
The application relates to a pallet truck transmission field particularly, relates to a cubical switchboard circuit breaker pallet truck electric drive.
Background
The switch electrical cabinet is indispensable equipment in the power supply and distribution equipment, and the vacuum circuit breaker in the switch electrical cabinet is also the object of vulnerable and key maintenance. The circuit breaker needs to be regularly and routinely detected in the daily use process, the circuit breaker in the switch electrical cabinet needs to be pulled out from a working position to a detection position to carry out formal inspection work at the moment, and the circuit breaker is pushed back to the working position after the inspection work is finished.
Traditional circuit breaker is installed on mechanical pallet truck, and the rotatory dolly translation business turn over that drives of screw rod through the screw-nut structure, wherein screw-nut's lead screw one end is the square head and exposes on the cabinet door of cubical switchboard, drives the rotatory business turn over operation of accomplishing the circuit breaker of screw rod through the rocking handle of the manual rotatory cover of operation personnel on the lead screw. There is still a certain risk of rocking the circuit breaker in and out during operation, even if there are redundant safety checks.
Disclosure of Invention
An object of the application is to provide a cubical switchboard circuit breaker pallet truck electric drive, it has simple structure, compact advantage, is fit for installing and stretches out or withdraws the cubical switchboard with the automatic control chassis car removal on the cubical switchboard that adopts mechanical type chassis car.
The embodiment of the application is realized as follows:
the embodiment of the application provides an electric driving device of a switch cabinet breaker pallet truck, which comprises a base plate fixed on a switch cabinet, a motor fixed on the base plate, a first belt pulley fixedly sleeved on an output shaft of the motor, a rotatable transmission shaft, a second belt pulley fixedly sleeved at one end of the transmission shaft, and a transmission belt with two ends respectively sleeved on the first belt pulley and the second belt pulley, wherein the other end of the transmission shaft penetrates through the base plate and is used for being coaxially connected with a screw; the base plate is also connected with a belt tensioning device for tensioning the transmission belt.
In some optional embodiments, belt tightener is including offering the bar hole on the base plate and passing the bar hole and can follow the branch of bar hole removal, and branch is connected with rotatable roller, drives the roller and supports to press or stop to support to press driving belt when branch moves along bar hole, and there is at least one locking bolt at the both ends of branch through threaded connection respectively.
In some optional embodiments, a bearing seat and a sleeve shaft which can rotatably penetrate through the bearing seat are arranged on the base plate, the transmission shaft is in coaxial transmission connection with the sleeve shaft through a spline, and the transmission shaft is in coaxial connection with the screw rod through a coupler.
In some optional embodiments, the peripheral edge of the base plate is respectively bent to form a protection plate surrounding the motor, the first belt pulley and the second belt pulley.
In some optional embodiments, a bolt protection seat is formed by protruding one side of the substrate, the bolt protection seat is provided with a support rod passing hole correspondingly communicated with the strip-shaped hole, a bolt cavity communicated with the support rod passing hole is arranged in the bolt protection seat, and a locking bolt is arranged in the bolt cavity.
The beneficial effect of this application is: the electric driving device of the pallet truck for the circuit breaker of the switch cabinet comprises a base plate fixed on the switch cabinet, a motor fixed on the base plate, a first belt pulley fixedly sleeved on an output shaft of the motor, a rotatable transmission shaft, a second belt pulley fixedly sleeved at one end of the transmission shaft, and a transmission belt with two ends respectively sleeved on the first belt pulley and the second belt pulley, wherein the other end of the transmission shaft penetrates through the base plate and is used for being coaxially connected with a screw rod; the base plate is also connected with a belt tensioning device for tensioning the transmission belt. The switch cabinet circuit breaker pallet truck electric drive device that this embodiment provided simple structure, compactness are fit for installing and move with the automatic control chassis car and stretch out or withdraw the cubical switchboard on adopting the cubical switchboard of mechanical type chassis car.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is a schematic structural diagram of a switchgear circuit breaker pallet truck electric drive device installed in a switchgear and connected with a switchgear circuit breaker pallet truck and a screw, according to an embodiment of the present application;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
fig. 3 is a schematic structural diagram of an electric driving device of a pallet truck for a switch cabinet circuit breaker according to an embodiment of the present disclosure;
fig. 4 is a partial structural cross-sectional view of a connection between a support rod and a base plate of a pallet truck electric drive for a switch cabinet circuit breaker provided in an embodiment of the present application.
In the figure: 100. a substrate; 110. a motor; 120. a first pulley; 130. a drive shaft; 140. a second pulley; 150. a drive belt; 160. a strip-shaped hole; 170. a strut; 180. a roller; 190. locking the bolt; 200. a bearing seat; 210. a sleeve shaft; 220. a coupling; 230. a protection plate; 240. a bearing; 250. a bolt protection seat; 260. the supporting rod passes through the hole; 270. a bolt cavity; 300. a circuit breaker pallet truck; 310. a screw.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the application usually place when in use, and are used only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the devices or elements being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it is further noted that, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact of the first and second features, or may comprise contact of the first and second features not directly but through another feature in between. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The features and performance of the switchgear circuit breaker pallet truck electric drive of the present application are described in further detail below with reference to embodiments.
As shown in fig. 1, 2, 3 and 4, embodiments of the present application provide a pallet truck electric drive for a switch cabinet circuit breaker, the circuit breaker pallet truck comprises a base plate 100 fixed on a switch cabinet, a motor 110 fixed on the base plate 100, a first belt pulley 120 fixedly sleeved on an output shaft of the motor 110, a rotatable transmission shaft 130, a second belt pulley 140 fixedly sleeved on one end of the transmission shaft 130, and a transmission belt 150 with two ends respectively sleeved on the first belt pulley 120 and the second belt pulley 140, wherein the motor 110 and the transmission shaft 130 are arranged at intervals along the length direction of the base plate 100, a bearing seat 200 and a sleeve shaft 210 rotatably penetrating through the bearing seat 200 are arranged on the base plate 100, a bearing 240 is arranged between the bearing seat 200 and the sleeve shaft 210, the transmission shaft 130 is in coaxial transmission connection with the sleeve shaft 210 through a spline, the other end of the transmission shaft 130 penetrates through the base plate 100 and then is in coaxial connection with a screw 310 through a coupler 220, and a circuit breaker pallet truck 300 is sleeved on the screw 310 through threads; the base plate 100 is further connected with a belt tensioning device for tensioning the transmission belt 150, the belt tensioning device comprises a strip-shaped hole 160 formed in the base plate 100 and a supporting rod 170 which penetrates through the strip-shaped hole 160 and can move along the strip-shaped hole 160, the strip-shaped hole 160 extends along the width direction of the base plate 100, the strip-shaped hole 160 is located between the motor 110 and the transmission shaft 130, the supporting rod 170 is connected with a rotatable roller 180, the roller 180 is driven to abut against or stop abutting against the transmission belt 150 when the supporting rod 170 moves along the strip-shaped hole 160, and two ends of the supporting rod 170 are respectively connected with a locking bolt 190 through threads; the peripheral edge of the substrate 100 is respectively bent to form a protection plate 230 surrounding the motor 110, the first belt pulley 120 and the second belt pulley 140; a bolt protection seat 250 is formed by protruding one side of the substrate 100, a support rod passing hole 260 correspondingly communicated with the strip-shaped hole 160 is formed in the bolt protection seat 250, a bolt cavity 270 communicated with the support rod passing hole 260 is formed in the bolt protection seat 250, and a locking bolt 190 sleeved at the end of the support rod 170 through threads is arranged in the bolt cavity 270.
When the cubical switchboard circuit breaker pallet truck electric drive device that this embodiment provided uses, fix base plate 100 on the cubical switchboard, and pass through shaft coupling 220 and screw rod 310 coaxial coupling behind the base plate 100 after making the one end that second belt pulley 140 was kept away from to transmission shaft 130, the operation personnel can drive first belt pulley 120 through the output shaft corotation of control motor 110 or reversal and just reverse, thereby drive transmission shaft 130 through driving belt 150 and just reverse, it is rotatory to drive screw rod 310 through shaft coupling 220 during transmission shaft 130 just reverses, utilize rotatory screw rod 310 drive to locate circuit breaker pallet truck 300 on it through the screw thread cover and stretch out or withdraw the cubical switchboard along the axial displacement of screw rod 310, thereby avoid the operation danger that manual operation probably produced.
The base plate 100 is further connected with a belt tensioning device for tensioning the transmission belt 150, an operator can rotate two locking bolts 190 at two ends of the supporting rod 170 to stop locking the position of the supporting rod 170, then move the supporting rod 170 along the strip-shaped hole 160, and move the rotatable roller 180 connected to one end of the supporting rod 170 to be close to or far away from the transmission belt 150, so that the force of the first belt pulley 120, the second belt pulley 140 and the adjusting roller 180 for tensioning the transmission belt 150 is adjusted, the transmission belt 150 which changes elastically during long-time use is stably sleeved on the first belt pulley 120 and the second belt pulley 140 to transmit power, and then the operator rotates the two locking bolts 190 again to lock and fix two ends of the supporting rod 170 to the base plate 100.
The bolt protection seat 250 provided with the bolt cavity 270 in the protruding formation of the side of the base plate 100 is provided with a support rod passing hole 260 correspondingly communicated with the strip-shaped hole 160 and the bolt cavity 270 in the bolt protection seat 250, one locking bolt 190 sleeved at the end part of the support rod 170 through threads is arranged in the bolt cavity 270, the locking bolt 190 can be protected by the bolt cavity 270 arranged in the bolt protection seat 250, an operator can conveniently rotate the other locking bolt 190 sleeved at the end part of the support rod 170 to fix or unfix the support rod 170 and the base plate 100, and the support rod 170 is adjusted to move along the strip-shaped hole 160 to press or stop pressing the transmission belt 150 for tensioning operation by the roller 180 connected with the support rod 170.
The peripheral edges of the substrate 100 are respectively bent to form the protection plates 230 surrounding the motor 110, the first belt pulley 120 and the second belt pulley 140, so that the motor 110, the first belt pulley 120 and the second belt pulley 140 can be protected by the protection plates 230, and dust or foreign matters can be prevented from entering and damaging equipment.
The embodiments described above are some, but not all embodiments of the present application. The detailed description of the embodiments of the present application is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Claims (5)
1. A pallet truck electric driving device of a switch cabinet breaker is characterized by comprising a base plate fixed on a switch cabinet, a motor fixed on the base plate, a first belt pulley fixedly sleeved on an output shaft of the motor, a rotatable transmission shaft, a second belt pulley fixedly sleeved on one end of the transmission shaft, and a transmission belt with two ends respectively sleeved on the first belt pulley and the second belt pulley, wherein the other end of the transmission shaft penetrates through the base plate and then is coaxially connected with a screw rod; the base plate is also connected with a belt tensioning device used for tensioning the transmission belt.
2. The electrical drive device for the pallet truck of the switch cabinet circuit breaker according to claim 1, wherein the belt tensioning device comprises a bar-shaped hole formed in the substrate and a supporting rod passing through the bar-shaped hole and capable of moving along the bar-shaped hole, the supporting rod is connected with a rotatable roller, the roller is driven to press or stop pressing the transmission belt when the supporting rod moves along the bar-shaped hole, and two ends of the supporting rod are respectively connected with at least one locking bolt through threads.
3. The switch cabinet breaker pallet truck electric drive of claim 1, wherein a bearing block and a sleeve shaft rotatably passing through the bearing block are provided on the base plate, the transmission shaft is in coaxial transmission connection with the sleeve shaft through a spline, and the transmission shaft is in coaxial connection with the screw rod through a coupling.
4. The electrical pallet truck drive of a switchgear circuit breaker as claimed in claim 1, wherein the peripheral edge of said base plate is respectively bent to form a protection plate surrounding said motor, said first pulley and said second pulley.
5. The electrical drive device for the pallet truck of the switch cabinet circuit breaker as claimed in claim 2, wherein a bolt protection seat is formed by protruding one side of the base plate, the bolt protection seat is provided with a rod through hole correspondingly communicated with the rod through hole, a bolt cavity communicated with the rod through hole is arranged in the bolt protection seat, and one locking bolt is arranged in the bolt cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122012520.2U CN215645811U (en) | 2021-08-25 | 2021-08-25 | Switch cabinet circuit breaker pallet truck electric drive device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122012520.2U CN215645811U (en) | 2021-08-25 | 2021-08-25 | Switch cabinet circuit breaker pallet truck electric drive device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215645811U true CN215645811U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122012520.2U Active CN215645811U (en) | 2021-08-25 | 2021-08-25 | Switch cabinet circuit breaker pallet truck electric drive device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215645811U (en) |
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2021
- 2021-08-25 CN CN202122012520.2U patent/CN215645811U/en active Active
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