CN218477538U

CN218477538U - Transfer device for circuit breaker

Info

Publication number: CN218477538U
Application number: CN202223054779.4U
Authority: CN
Inventors: 马天柱; 贺腾; 刘栋梁; 卞卫华; 姜海飞
Original assignee: Suzhou Lambda Electric Co ltd
Current assignee: Suzhou Lambda Electric Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-02-14
Anticipated expiration: 2032-11-17

Abstract

The utility model discloses a transfer device for circuit breaker, the bottom of circuit breaker is equipped with the action wheel, including the platform, the platform passes through support column and elevating platform fixed connection, and the opposite side of platform all is equipped with a guiding groove, and the guiding groove is connected with the stop device who fixes the action wheel, is equipped with the driving piece between platform and the elevating platform, and when the stop device was opened in the driving piece drive, the circuit breaker was located the platform and can't move; when the driving piece drives the limiting device to close, the circuit breaker can move along the length direction of the guide groove; the limiting device comprises an opening, a cushion block and a transverse plate, wherein the opening is located in the guide groove, the cushion block vertically moves up and down in the opening, the transverse plate is connected to the cushion block, the surface of the support column is sleeved with the transverse plate, the transverse plate is driven by the driving piece to move along the height direction of the support column, and the cushion block is driven to open or close the opening so as to fix or unfirm the breaker. The technical problem that the circuit breaker is prone to rollover or instability in the transfer process is solved.

Description

Transfer device for circuit breaker

Technical Field

The utility model relates to a transfer device field, concretely relates to transfer device for circuit breaker.

Background

The circuit breaker is a switching device capable of closing, carrying, and opening a current under a normal circuit condition, and closing, carrying, and opening a current under an abnormal circuit condition within a prescribed time. The circuit breaker generally transports the installation scene of cubical switchboard, and in the cubical switchboard was sent into to the rethread transportation dolly, because the frame height of general transportation dolly can not be adjusted, the circuit breaker need be carried by hoisting equipment or manual work to the transportation dolly on, can't make the high position of circuit breaker and the mounted position looks parallel and level of cubical switchboard simultaneously for installer's intensity of labour is high, the installation effectiveness of circuit breaker is low.

And current transfer car (buggy) that possesses raising and lowering functions is mostly manual usually, because the circuit breaker is heavier for waste time and energy when transporting the circuit breaker, equally, when needs deliver to the cubical switchboard with the circuit breaker in, because the circuit breaker is bulky, weight is big, needs the cooperation of many people to promote the circuit breaker and gets into the switch board, the installation effectiveness of circuit breaker is low.

Moreover, when the circuit breaker is transported in the workshop, the circuit breaker slides easily or turns on one's side when transporting on the transfer car (buggy) and even uninstalling, leads to droing, and then needs artifical support and many people manual uninstallation, and the potential safety hazard is great.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a transfer device for circuit breaker adopts this transfer device can guarantee that the circuit breaker can not take place the risk of slope at the in-process of transportation, simultaneously can be quick through adopting the guiding groove to counterpoint the installation to the circuit breaker.

The technical scheme of the utility model is that: a transfer device for a circuit breaker is characterized in that a movable wheel is arranged at the bottom of the circuit breaker and comprises a platform, the platform is fixedly connected with a lifting table through a support column, two opposite sides of the platform are respectively provided with a guide groove, the guide grooves are connected with a limiting device for fixing the movable wheel, a driving piece is arranged between the platform and the lifting table, and when the limiting device is driven to be opened by the driving piece, the circuit breaker is positioned on the platform and cannot move; when the driving piece drives the limiting device to close, the circuit breaker can move along the length direction of the guide groove;

the limiting device comprises an opening, a cushion block and a transverse plate, wherein the opening is located in the guide groove, the cushion block vertically moves up and down in the opening, the transverse plate is connected to the transverse plate, the transverse plate is sleeved on the surface of the support column, the transverse plate is driven by the driving piece to move in the height direction of the support column, and the cushion block is driven to open or close the opening so as to fix or unfix the circuit breaker.

Furthermore, the guide surface of the guide groove and the surface of the platform form an included angle.

Further, the included angle is an acute angle or an obtuse angle.

Further, the height of the cushion block is equal to the depth of the opening.

Further, the width of the transverse plate is larger than that of the opening.

Furthermore, the elevating platform passes through the crane and connects in the base, the crane is equipped with two sets ofly, two sets ofly the crane symmetry formula connect in elevating platform and base support to support the elevating platform.

Further, the crane includes first connecting lever and second connecting lever, first connecting lever and second connecting lever cross arrangement, the one end swing joint of first connecting lever and second connecting lever in the elevating platform, the other end swing joint of first connecting lever and second connecting lever in the base.

Further, the first crank arm and the second crank arm are connected to the base through a connecting assembly and can move relative to the base;

when the first crank arm and the second crank arm move oppositely, the first crank arm and the first crank arm move to lift the lifting platform;

when the first crank arm and the second crank arm move in opposite directions, the first crank arm and the second crank arm move to drop the lifting platform.

Furthermore, the connecting assembly comprises a first screw rod in threaded connection with the first crank arm, a second screw rod in threaded connection with the second crank arm, a linkage shaft positioned between the first screw rod and the second screw rod and a sector gear; the sector gear is positioned between the first screw rod and the second screw rod and is meshed with the first screw rod and the second screw rod.

Furthermore, the two groups of lifting frames are connected with a fixed plate.

The utility model has the beneficial technical effects that:

1. the platform is equipped with the guiding groove, is convenient for with the quick removal of circuit breaker to the fixed department, has guaranteed the security of circuit breaker at the eminence removal in-process.

2. The face of guiding groove is the slope form setting, only needs to be to it with platform and installing zone, and the circuit breaker passes through the inclined plane of guiding groove and along the length direction slow movement of guiding groove to the installing zone in, has improved handling efficiency.

3. Through mutually supporting of opening and cushion for the action wheel joint of circuit breaker is in the opening, and the surface of circuit breaker is located the platform, has guaranteed the stability of circuit breaker removal process, can not take place to turn on one's side or incline. When the circuit breaker needs to be moved, the cushion block only needs to move vertically upwards, the driving wheel is supported and lifted, and the driving wheel is located in the guide groove. The limiting device is simple in structure, convenient and fast, and can be used for fixing and de-fixing the circuit breaker quickly.

4. First connecting lever and second connecting lever can be for base motion or reverse motion in opposite directions, so set up and guaranteed that the elevating platform can not change for the position of base, just the height of elevating platform is changing. Avoiding the side turning over in the lifting process.

The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a front view of the present invention;

fig. 3 is a schematic structural view of the platform of the present invention;

FIG. 4 is a schematic structural view of the platform of the present invention connected to a position-limiting assembly;

fig. 5 is a schematic structural view of the connection assembly of the present invention.

The reference signs are:

100. a base; 110. a traveling wheel; 120. a pushing handle; 200. a platform; 210. a guide groove; 220. a support column; 230. an opening; 300. a lifting platform; 400. a lifting frame; 410. a first crank arm; 420. a second crank arm; 500. a connecting assembly; 510. a first lead screw; 520. a second lead screw; 530. a linkage shaft; 540. a sector gear; 600. a fixing plate; 700. a limiting device; 710. cushion blocks; 720. a transverse plate.

Detailed Description

In order to make the technical means of the present invention clearer and to implement the present invention according to the content of the specification, the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples, which are used for illustrating the present invention and are not intended to limit the scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or position relationship described based on the embodiments and shown in the drawings, or the orientation or position relationship that the products of the present invention are usually placed when using, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element 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 invention.

As shown in fig. 1 and 2, the present invention particularly relates to a transfer device for a circuit breaker, wherein a moving wheel (not shown) is disposed at the bottom of the circuit breaker (not shown), the transfer device comprises a platform 200, the platform 200 is fixedly connected to a lifting platform 300 through a supporting column 220, a guiding groove 210 is disposed at each of opposite sides of the platform 200, the guiding groove 210 is connected to a limiting device 700 for fixing the moving wheel, a driving member is disposed between the platform 200 and the lifting platform 300, and when the limiting device 700 is driven to be opened by the driving member, the circuit breaker is located on the platform 200 and cannot move; when the driving member drives the limiting device 700 to close, the circuit breaker can move along the length direction of the guide slot 210;

the limiting device 700 includes an opening 230 located in the guide slot 210, a pad 710 vertically moving up and down in the opening 230, and a horizontal plate 720 connected to the pad 710, the horizontal plate 720 is sleeved on the surface of the support column 220, the driving member drives the horizontal plate 720 to move along the height direction of the support column 220, and drives the pad 710 to open or close the opening 230, so as to complete the fixing or the releasing of the circuit breaker.

It should be noted that, the driving wheels are provided to facilitate moving the circuit breaker on the platform 200, and to facilitate placing the circuit breaker on the platform 200 more stably.

As shown in fig. 3, the surface of the platform 200 is provided with a guide groove 210, and the movable wheels of the circuit breaker are placed in the guide groove 210, so that the circuit breaker can move along the length direction of the guide groove 210, and the safety of the circuit breaker moving at a higher position is ensured.

An opening 230 is formed in the guide groove 210, when the pad 710 moves vertically downward relative to the opening 230, the opening 230 is opened, so that the moving wheel of the circuit breaker falls into the opening 230, the moving wheel is limited by the opening 230, the circuit breaker cannot move on the platform 200, and meanwhile, the possibility of side turning is avoided due to the limitation of the opening 230 on the moving wheel.

As shown in fig. 3 and 4, when the pad 710 moves vertically upward relative to the opening 230, the pad 710 lifts the runner, and the surface of the pad 710 is flush with the surface of the guide groove 210, so that the runner can slide in the guide groove 210.

In addition, the horizontal plate 720 is located between the platform 200 and the lifting platform 300, the horizontal plate 720 is sleeved on the surface of the supporting column 220 and can vertically move up and down along the height direction of the supporting column 220, and the driving member is located below the horizontal plate 720 and provides moving power and supporting force for the horizontal plate 720.

The driving member is a mechanism capable of driving the horizontal plate 720 to move, and may be a motor, an air cylinder, an oil cylinder or a hydraulic cylinder, etc.

Moreover, the lifting platform 300 supports the platform 200 through the supporting column 220, so that the stability of the platform 200 is ensured.

The guide surface of the guide groove 210 has an included angle with the surface of the platform 200, and the included angle is an acute angle or an obtuse angle.

It should be noted that, the surface of the guiding groove 210 is an inclined surface, and the inclined surface is a sloped surface and is not a plane, so that the circuit breaker can be moved out of the platform 200 more conveniently and conveniently, and the installation is convenient. Meanwhile, since the angle of the inclined surface is not too large, the circuit breaker is not too strenuous when placed on the platform 200. Meanwhile, when the breaker needs to be moved out of the platform 200, the speed is not too high, and the direction can be manually controlled.

The height of the pad 710 is equal to the depth of the opening 230, and the opening 230 is blocked by the pad 710, so that the moving wheel of the circuit breaker can be lifted into the guide groove 210, and the moving of the moving wheel is facilitated.

The width of the transverse plate 720 is greater than that of the opening 230, and one or more cushion blocks 710 can be connected through the arrangement of the transverse plate 720, so that the control is unified, the cost can be saved, and the lifting effect can be realized in a limited space.

As shown in fig. 1 and 2, the lifting platform 300 is connected to the base 100 by the lifting frames 400, two sets of the lifting frames 400 are provided, the two sets of the lifting frames 400 are symmetrically connected to the lifting platform 300 and the base 100 to support the lifting platform 300, and the two sets of the lifting frames 400 are connected to the fixing plate 600.

Wherein, support elevating platform 300 through crane 400, can drive the vertical up-and-down motion of elevating platform 300 simultaneously, fixed plate 600 is connected in two sets of cranes 400, guarantees that the action stroke of two sets of cranes 400 is unified.

As shown in fig. 1, 2 and 5, the crane 400 includes a first crank arm 410 and a second crank arm 420, the first crank arm 410 and the second crank arm 420 are arranged in a crossing manner, one end of the first crank arm 410 and one end of the second crank arm 420 are movably connected to the lifting platform 300, and the other end of the first crank arm 410 and the other end of the second crank arm 420 are movably connected to the base 100.

The first crank arm 410 and the second crank arm 420 are arranged in a crossed manner, and meanwhile, the first crank arm 410 and the second crank arm 420 can synchronously rotate along the axial direction of the crossed point, and the first crank arm 410 and the second crank arm 420 rotate to complete the ascending or descending of the lifting platform 300.

The first crank arm 410 and the second crank arm 420 are connected to the base 100 through a connecting assembly 500 and can move relative to the base 100;

when the first crank arm 410 and the second crank arm 420 move toward each other, the first crank arm 410 and the first crank arm 410 move to raise the lifting platform 300;

when the first crank arm 410 and the second crank arm 420 move in opposite directions, the first crank arm 410 and the second crank arm 420 move to drop the lift 300.

It should be noted that the base 100 is further provided with a driving motor (not shown) capable of driving the first crank arm 410 and the second crank arm 420 to move, and the driving motor drives the first crank arm 410 and the second crank arm 420 to move, so as to complete the raising or lowering of the lifting platform 300.

The first crank arm 410 and the second crank arm 420 move in opposite directions relative to the base 100 at the same speed. The connection assembly 500 is used for connecting the first crank arm 410 and the second crank arm 420 to the base 100 and converting the rotation direction of the driving motor, so that the purposes of different rotation directions and the same rotation speed of the first crank arm 410 and the second crank arm 420 can be achieved.

As shown in fig. 1 and 5, the connecting assembly 500 includes a first lead screw 510 threadedly coupled to the first crank arm 410, a second lead screw 520 threadedly coupled to the second crank arm 420, a linkage shaft 530 between the first lead screw 510 and the second lead screw 520, and a sector gear 540; the sector gear 540 is located between the first lead screw 510 and the second lead screw 520, and is engaged with the first lead screw 510 and the second lead screw 520.

The driving motor can drive the first lead screw 510 to rotate in the forward direction, the first lead screw 510 is meshed with the sector gear 540 and can drive the sector gear 540 to rotate synchronously, and meanwhile, the sector gear 540 is meshed with the second lead screw 520 and drives the second lead screw 520 to rotate in the reverse direction, so that the effects of different steering directions and the same rotating speed are achieved.

In addition, as the first lead screw 510 and the second lead screw 520 rotate synchronously, the first crank arm 410 and the second crank arm 420 move relative to the base 100, so that the gravity center of the lifting platform 300 is ensured not to change in the lifting process, and the base 100 is ensured not to turn on one's side.

Moreover, under the prerequisite that the focus of elevating platform 300 does not change, the circuit breaker is more stable in the in-process of transportation, can not take place to turn on one's side easily.

The bottom of base 100 still is equipped with walking wheel 110, and one side of base 100 still is equipped with pushing hands 120, can remove whole transfer device through setting up pushing hands 120 and walking wheel 110.

The above embodiments are only specific embodiments of the present invention, and are not intended to limit the technical solution of the present invention, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: those skilled in the art can still make modifications or changes to the technical solutions described in the foregoing embodiments, or make equivalent substitutions for some technical features, within the technical scope of the present disclosure; such modifications, changes or substitutions do not substantially depart from the spirit and scope of the embodiments of the present invention, and are intended to be included within the scope of the present invention.

Claims

1. A transfer device for a circuit breaker is characterized by comprising a platform, wherein the platform is fixedly connected with a lifting table through support columns, two opposite sides of the platform are respectively provided with a guide groove, the guide grooves are connected with a limiting device for fixing the moving wheel, a driving piece is arranged between the platform and the lifting table, and when the limiting device is driven to be opened by the driving piece, the circuit breaker cannot move on the platform; when the driving piece drives the limiting device to close, the circuit breaker can move along the length direction of the guide groove;

the limiting device comprises an opening, a cushion block and a transverse plate, wherein the opening is located in the guide groove, the cushion block vertically moves up and down in the opening, the transverse plate is connected to the cushion block, the transverse plate is sleeved on the surface of the support column, the transverse plate is driven by the driving piece to move in the height direction of the support column, and the cushion block is driven to open or close the opening so as to fix or release the breaker.

2. The transfer device for circuit breakers according to claim 1, wherein the guide surfaces of the guide slots have an angle with the surface of the platform.

3. The transfer device for circuit breakers of claim 2, wherein the included angle is an acute angle or an obtuse angle.

4. The transfer device for circuit breakers of claim 1, wherein the height of the pad is equal to the depth of the opening.

5. The transfer device for circuit breakers of claim 1, wherein a width of the cross plate is greater than a width of the opening.

6. The transfer device for circuit breaker according to claim 1, characterized in that the elevating platform is connected to the base through a crane, the crane is provided with two sets, two sets the crane is connected to the elevating platform and the base support symmetrically to support the elevating platform.

7. The transfer device for the circuit breaker as claimed in claim 6, wherein the lifting frame comprises a first crank arm and a second crank arm, the first crank arm and the second crank arm are arranged in a crossed manner, one end of the first crank arm and one end of the second crank arm are movably connected to the lifting platform, and the other end of the first crank arm and the other end of the second crank arm are movably connected to the base.

8. The transfer device for circuit breaker according to claim 7, wherein the first and second crank arms are connected to the base by a connection assembly and are movable relative to the base;

when the first crank arm and the second crank arm move reversely, the first crank arm and the second crank arm move to drop the lifting platform.

9. The transfer device for circuit breaker according to claim 8, wherein the connection assembly comprises a first lead screw threadedly connected to a first crank arm, a second lead screw threadedly connected to a second crank arm, a linkage shaft between the first lead screw and the second lead screw, and a sector gear; the sector gear is positioned between the first screw rod and the second screw rod and is meshed with the first screw rod and the second screw rod.

10. The transfer device for circuit breaker according to claim 6, wherein the two sets of lifting frames are connected to the fixed plate therebetween.