CN212374789U - Breaker transfer trolley with adjustable height and width - Google Patents
Breaker transfer trolley with adjustable height and width Download PDFInfo
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- CN212374789U CN212374789U CN202020957600.8U CN202020957600U CN212374789U CN 212374789 U CN212374789 U CN 212374789U CN 202020957600 U CN202020957600 U CN 202020957600U CN 212374789 U CN212374789 U CN 212374789U
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- transfer trolley
- circuit breaker
- guide rail
- transmission shaft
- adjustable height
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Abstract
The application discloses a circuit breaker transfer trolley with adjustable height and width, which can rotate a transmission shaft by means of an external rotating handle, wherein the transmission shaft drives a gear to rotate, so that the gear in the same guide rail pipe drives an upper rack and a lower rack to move oppositely, the rack drives a support connecting rod to move in a shearing mode, the support connecting rod further drives a working table to move upwards to a required height, and accordingly, the working table can move downwards in a mode of reversely rotating the rotating handle; then the workstation of transporting the dolly is used the width according to the circuit breaker size adjustment of transporting, if transport large-scale circuit breaker, can expand folding side shield about with, when transporting miniature circuit breaker, can fold folding side shield upset about with. This transport dolly can guarantee to adjust the whole highly uniform of back transport dolly, can not damage the transport dolly, and the mode of the folding side shield of accessible upset realizes the transportation to polytypic circuit breaker, can improve the transportation efficiency and the security of circuit breaker, reduces the transportation degree of difficulty.
Description
Technical Field
The application relates to the field of breaker transfer application, in particular to a breaker transfer trolley with adjustable height and width.
Background
When the KYN28-12 switch cabinet leaves the factory and detects and the distribution room is maintained, a circuit breaker (isolation vehicle) is assembled into the switch cabinet, the overall performance of the switch cabinet is detected, the circuit breaker (isolation vehicle) is removed from the switch cabinet for maintenance and repair, and the circuit breaker transfer trolley plays an important role in the installation and removal process of the circuit breaker.
The transportation dolly that uses at present is special car owner, that is to say to 800 mm's circuit breaker, just uses 800 mm's transportation dolly, to 1000 mm's circuit breaker, just uses 1000 mm's transportation dolly, and this just leads to being furnished with 2 at least transportation dollies to the switch board that is equipped with different model circuit breakers, transports inefficiency, transports the degree of difficulty big. Simultaneously to the regulation of transporting the dolly height, mainly accomplish through adjusting respectively four nylon hand wheels of installing on the bearing bolt in four corners at present, because do not have the correlation between four nylon hand wheels, so the regulating efficiency is lower to hardly guarantee to adjust the whole height of transporting the dolly after unanimous, if inconsistent, can lead to transporting dolly lift mesa distortion at the in-process of transporting the circuit breaker, damage and transport the dolly, and have the safety problem.
Therefore, how to design the breaker transfer trolley with adjustable height and width solves the problems of low transfer efficiency, high difficulty and low safety of the breaker.
SUMMERY OF THE UTILITY MODEL
The application provides a dolly is transported to circuit breaker with adjustable height and width has solved prior art breaker and has transported inefficiency, the big and low problem of security of the degree of difficulty.
For solving above-mentioned technical problem, this application provides a circuit breaker transports dolly with adjustable height and width, include:
the transfer trolley comprises a transfer trolley body, universal wheels are mounted at the bottom of the transfer trolley body, guide rail pipes are arranged on two opposite sides of the transfer trolley body, a bearing seat is arranged on the transfer trolley body, a transmission shaft is mounted on the bearing seat, two ends of the transmission shaft respectively penetrate through the two guide rail pipes and extend to one side of each guide rail pipe, gears are arranged at two ends of the transmission shaft, and the gears are located in the guide rail pipes;
the upper side and the lower side of the guide rail pipe are respectively provided with a sliding groove, the upper part of one end of the guide rail pipe is provided with a limiting opening, the other end of the guide rail pipe is provided with a limiting groove, sliding blocks are arranged at the limiting opening and the limiting groove, the sliding blocks are positioned in the sliding grooves, one side of each sliding block is fixedly provided with a rack, the racks are slidably arranged in the sliding grooves, the gears are positioned between the racks, and the gears are meshed with the racks;
be provided with the pivot on the slider, the both ends of pivot are rotated and are connected with the support connecting rod, with two of one side support connecting rod on the slider is cross arrangement, the upper end of support connecting rod is provided with the workstation, the relative both ends of workstation all rotate and are provided with folding side shield.
Preferably, one end of the transmission shaft extending to the outside of one side of the guide rail pipe is a square shaft.
Preferably, a baffle is further arranged on one side, close to the guide rail pipe, of the transfer trolley body, and a through hole corresponding to the transmission shaft is formed in the baffle.
Preferably, the method further comprises the following steps:
the transmission shaft one-way locking mechanism is positioned between the baffle and the guide rail pipe closest to the baffle;
the one-way locking mechanism of transmission shaft is including installing in epaxial locking mechanism gear of square shaft, being fixed in fixed slot, dog, torsional spring and knob on the transport dolly automobile body, the both sides of fixed slot run through there is the fixed axle, the torsional spring with the dog all with the fixed axle rotates to be connected, the knob with dog fixed connection, just the knob passes the through-hole extends to one side of through-hole, the dog is close to one side structure of locking mechanism gear with tooth structure on the locking mechanism gear is corresponding.
Preferably, the method further comprises the following steps:
the grounding knife rotating handle is rotatably installed on the fixed plates, a limiting block and a spring are arranged on the grounding knife rotating handle, and the spring is located between the limiting block and the fixed plates close to the power distribution cabinet.
Preferably, the two opposite ends of the workbench are provided with openings, one side of each opening is provided with a support rod, and the support rod and the workbench close to the openings are provided with protrusions;
correspondingly, one side of folding side shield be provided with the first recess that the bracing piece corresponds, the bracing piece is located in the first recess, one side of folding side shield is fixed with the upset handle, the upset handle runs through folding side shield just extends to in the first recess, the both ends of upset handle run through two respectively the bellying extends to respectively one side of bellying, one of them one end of upset handle is crooked setting.
Preferably, a limiting plate is further arranged on one side, close to the workbench, of the folding side baffle.
Preferably, a second groove is further formed in the folding side baffle, a plurality of third grooves are formed in one side of each second groove, each third groove is communicated with and perpendicular to the corresponding second groove, a movable pin shaft is arranged in each second groove, two ends of each movable pin shaft penetrate through the folding side baffle and extend to two sides of the corresponding folding side baffle respectively, a limit pin shaft is perpendicularly arranged on each movable pin shaft, and the limit pin shafts are located in the corresponding third grooves.
Preferably, the workbench is also provided with a positioning pin and a hook.
Preferably, one side of the transfer trolley body is also provided with a double-door box body.
Compared with the prior art, the breaker transfer trolley with the adjustable height and width can rotate the transmission shaft by means of the external rotating handle, the transmission shaft drives the gear to rotate, the gear in the same guide rail pipe drives the upper rack and the lower rack to move oppositely, the rack drives the supporting connecting rod to move in a shearing mode, the supporting connecting rod further drives the workbench to move upwards to a required height, and accordingly the workbench can move downwards in a mode of reversely rotating the rotating handle; then, the using width of a workbench of the transfer trolley is adjusted according to the size of the transferred circuit breaker, and if a large-sized circuit breaker is transferred, the left and right folding side baffles can be unfolded to move the current circuit breaker to the workbench surface of the transfer trolley; if when transporting miniature circuit breaker, can fold the side shield upset folding about with, move current circuit breaker to transporting dolly table surface. This transport dolly can guarantee to adjust the whole highly uniform of back transport dolly, can not appear transporting dolly table surface distortion at the in-process of transporting the circuit breaker to can realize the transportation to the circuit breaker of polytypic through the mode of the folding side shield of upset, can improve the transportation efficiency and the transportation security of circuit breaker, reduce the transportation degree of difficulty.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments are briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without making any inventive changes.
Fig. 1 is a schematic structural view of a breaker transfer trolley with adjustable height and width provided by an embodiment of the present invention;
fig. 2 is a schematic structural view of another breaker transfer trolley with adjustable height and width provided by the embodiment of the present invention;
fig. 3 is a schematic view of a folding side baffle according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a one-way locking mechanism of a transmission shaft according to an embodiment of the present invention;
fig. 5 is a schematic structural diagram of a workbench according to an embodiment of the present invention;
fig. 6 is a schematic view of a rail structure according to an embodiment of the present invention;
in the figure, 1 workbench, 01 fixing plate, 02 supporting rod, 03 boss, 2 folding side baffle, 20 first groove, 21 turning handle, 22 limiting plate, 23 second groove, 230 moving pin shaft, 2301 limiting pin shaft, 24 third groove, 3 rotating handle, 30 limiting block, 31 spring, 4 transmission shaft, 40 gear, 5 guide rail pipe, 50 sliding groove, 51 limiting groove, 52 through hole, 6 transfer trolley body, 60 universal wheel, 61 bearing seat, 62 baffle, 620 through hole, 63 double-door box body, rotating handle 64, 7 transmission shaft one-way locking mechanism, 70 locking mechanism gear, 71 fixing groove, 710 fixing shaft, 72 baffle, 73 torsion spring, 74 knob, 8 supporting connecting rod, 9 sliding block, 90 rotating shaft, 10 rack, 11 square shaft, 12 positioning pin, 13 hook and hook handle 130.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings.
The core of this application is that a breaker transports dolly with adjustable height and width is provided, can solve prior art breaker and transport inefficiency, the big and security low problem of the degree of difficulty.
Fig. 1 is the embodiment of the utility model provides a dolly structure schematic is transported to circuit breaker with adjustable height and width, fig. 2 is the utility model provides a dolly structure schematic is transported to another kind of circuit breaker with adjustable height and width that provides, fig. 3 is the utility model provides a folding side baffle structure schematic diagram, fig. 4 is the embodiment of the utility model provides a dead mechanism structure schematic of transmission shaft one-way lock that provides, fig. 5 is the utility model provides a workstation structure schematic diagram, fig. 6 is the utility model provides a guide rail tube structure schematic diagram that provides, as shown in fig. 1 to 6, this transport dolly includes:
the transfer trolley comprises a transfer trolley body 6, universal wheels 60 are mounted at the bottom of the transfer trolley body 6, guide rail pipes 5 are arranged on two opposite sides of the transfer trolley body 6, a bearing seat 61 is arranged on the transfer trolley body 6, a transmission shaft 4 is mounted on the bearing seat 61, two ends of the transmission shaft 4 penetrate through the two guide rail pipes 5 respectively and extend to one side of each guide rail pipe 5, gears 40 are arranged at two ends of the transmission shaft 4, and the gears 40 are located in the guide rail pipes 5;
the upper side and the lower side in the guide rail pipe 5 are both provided with sliding grooves 50, the upper part of one end of the guide rail pipe 5 is provided with a limiting opening, the other end of the guide rail pipe 5 is provided with a limiting groove 51, sliding blocks 9 are arranged at the limiting opening and the limiting groove 51, the sliding blocks 9 are positioned in the sliding grooves 50, one side of each sliding block 9 is fixedly provided with a rack 10, the racks 10 are slidably arranged in the sliding grooves 50, the gear 40 is positioned between the racks 10, and the gear 40 is meshed with the racks 10;
be provided with pivot 90 on the slider 9, the both ends of pivot 90 are rotated and are connected with supporting rod 8, and supporting rod 8 on two sliders 9 with one side is the setting of crossing, and supporting rod 8's upper end is provided with workstation 1, and the relative both ends of workstation 1 all rotate and are provided with folding side shield 2.
Specifically, the folding side guards 2 in the transfer cart shown in fig. 1 are folded, and the folding side guards 2 in the transfer cart shown in fig. 2 are unfolded. The universal wheel 60 through transporting 6 bottoms of dolly automobile body can realize transporting the whole removal convenience of dolly, and is transporting the dolly and remove the back that targets in place, in order to ensure the fixed stability who transports the dolly, and the universal wheel of taking the brake can be chooseed for use to the universal wheel 60. The guide rail pipes 5 can be fixed on the two opposite sides of the transfer trolley body 6 through bolts, and can support the transmission shaft 4 through the bearing seats 61 on the transfer trolley body 6. The upper side and the lower side of the two guide rail pipes 5 are respectively provided with a sliding groove 50, one end of each guide rail pipe 5 is provided with a limit opening at the position above the upper position, the other end of each guide rail pipe 5 is provided with a limit groove 51, the sliding blocks 9 are respectively positioned at the limit opening and the limit grooves 51, the sliding blocks 9 are arranged in the sliding grooves 50, one side of each sliding block 9 is fixedly provided with a rack 10, the racks 10 are slidably arranged in the sliding grooves 50, the two guide rail pipes 5 are respectively provided with a through hole 52, two ends of the transmission shaft 4 respectively penetrate through the through holes 52, namely penetrate through the two guide rail pipes 5 and extend to one side of the guide rail pipe 5, the two ends of the transmission shaft 4 are respectively provided with a gear 40, the gear 40 is positioned between the upper rack 10 and the lower rack 10 in the guide rail pipes 5, and the gear 40 is meshed with. All be provided with pivot 90 on each slider 9, the upper end of the support link 8 of being connected is rotated with the both ends of pivot 90 is provided with workstation 1 jointly, and the support link 8 on two sliders 9 on same guide rail pipe 5 is the cross arrangement, the intersection point department of two support link 8 of cross arrangement carries out the pivoted through the bolt, folding side shield 2 is that the relative both ends position department of rotation setting at workstation 1, folding side shield 2 can expand or fold according to the size of a dimension of the circuit breaker that needs were transported, the mode of artifical manual upset of accessible will fold side shield 2 and expand or fold.
In order to facilitate the turning operation of the external turning handle 64 to the transmission shaft 4, on the basis of the above-described embodiment, as a preferable embodiment, one end of the transmission shaft 4 extending to the outside of the one side of the guide rail pipe 5 may be designed as a square shaft 11 so as to correspond to the structure of the external turning handle 64. In order to facilitate the storage of the rotating handle 64, etc., a double-door box 63 is preferably provided on one side of the transfer cart body 6, and the rotating handle 64 can be stored in the double-door box 63 after the use.
In order to improve the stability of the rotating handle 64 in use, on the basis of the above embodiment, as a preferred embodiment, a baffle plate 62 is further disposed on one side of the transfer trolley body 6 close to the guide rail pipe 5, a through hole 620 corresponding to the transmission shaft 4 is disposed on the baffle plate 62, the position of the through hole 620 corresponds to the position of the transmission shaft 4, the size of the through hole 620 can be determined according to the size of the rotating handle 64, and in a specific operation, the rotating handle 64 can be screwed on the square shaft 11 after passing through the through hole 620.
In order to prevent the working platform 1 of the transfer trolley from falling back due to the sliding of the rotating handle 64 during the lifting process, on the basis of the above embodiment, as a preferred embodiment, the method further comprises:
the transmission shaft one-way locking mechanism 7 is arranged between the baffle plate 62 and the guide rail pipe 5 which is closest to the baffle plate 62;
the transmission shaft unidirectional locking mechanism 7 comprises a locking mechanism gear 70 installed on a square shaft 11, a fixing groove 71, a stop block 72, a torsion spring 73 and a knob 74 which are fixed on a transfer trolley body 6, fixing shafts 710 penetrate through two sides of the fixing groove 71, the torsion spring 73 and the stop block 72 are both rotatably connected with the fixing shafts 710, the knob 74 is fixedly connected with the stop block 72, the knob 74 penetrates through a through hole 620 and extends to one side of the through hole 620, and a structure of one side, close to the locking mechanism gear 70, of the stop block 72 corresponds to a tooth structure on the locking mechanism gear 70.
Specifically, locking mechanism gear 70 is installed on one end square shaft 11 of transmission shaft 4, locking mechanism gear 70's tooth adds the semicircle structure for the right-angle side, dog 72 is close to one side structure of locking mechanism gear 70 and the tooth structure of locking mechanism gear 70 and mutually supports, dog 72 hugs closely locking mechanism gear 70 under the effect of torsional spring 73, when transmission shaft 4 clockwise rotation, dog 72 is in the state of skidding with the semicircle face of tooth, transmission shaft 4 normal rotation, when transmission shaft 4 anticlockwise rotation, tooth and the dog 72 meshing on the locking mechanism gear 70 are stung, transmission shaft 4 can't anticlockwise rotation. Meanwhile, the gear 70 of the locking mechanism is meshed and seized with the teeth, so that the workbench 1 of the transfer trolley can keep a certain fixed height for a long time. When the workbench 1 needing to transfer the trolley descends, the knob 74 connected with the stop block 72 can be pulled, the rotating handle 64 is used for reversely rotating the transmission shaft 4, and the transmission shaft 4 drives the rack 10 to move so as to enable the workbench 1 to move downwards.
In order to facilitate the connection or disconnection of the grounding switch on the power distribution cabinet without removing the transfer trolley, on the basis of the above embodiment, as a preferred implementation, the method further includes:
set up in two fixed plates 01 at the 1 back of workstation, rotate on the fixed plate 01 and install the rotatory handle of earthing knife 3, be provided with stopper 30 and spring 31 on the rotatory handle of earthing knife 3, spring 31 is located between stopper 30 and the fixed plate 01 that is close to the switch board. The back of the workbench 1 is the surface facing the transfer trolley body 6 after installation, the rotating handle 3 can be used for controlling the switch on or off of a grounding switch of a power distribution cabinet, a structure of one end, close to the power distribution cabinet, of the rotating handle 3 corresponds to a structure of the grounding switch on the power distribution cabinet, one end, far away from the power distribution cabinet, of the rotating handle 3 is arranged in a bent mode, and when the device is used, the rotating handle 3 is pushed inwards and pushed to the right position, and then the rotating handle 3 is rotated; when the handle is not used, the rotating handle 3 is loosened, and the rotating handle 3 can be retracted to the original position under the action of the elastic force of the spring.
In order to improve the unfolding or folding convenience of the folding side baffle 2, on the basis of the above embodiment, as a preferred embodiment, notches are respectively arranged at two opposite ends of the workbench 1, a support rod 02 is arranged at one side of the notch, and convex parts 03 are respectively arranged on the support rod 02 and the workbench 1 at positions close to the notches;
correspondingly, one side of folding side shield 2 is provided with the first recess 20 that corresponds with bracing piece 02, and bracing piece 02 is located first recess 20, and one side of folding side shield 2 is fixed with upset handle 21, and upset handle 21 runs through folding side shield 2 and extends to in the first recess 20, and two bellying 03 are run through respectively at the both ends of upset handle 21 and extend to one side of bellying 03 respectively, and one of them one end of upset handle 21 is crooked setting. Namely, the turning handle 21 is fixedly connected with the folding side baffle 2 and is rotatably connected with the protruding part 03, and a part of the folding side baffle 2 at the opposite ends of the workbench 1 is positioned on the workbench 1 after being folded.
In order to prevent the circuit breaker placed on the table 1 from moving sideways, on the basis of the above embodiment, as a preferable embodiment, a limit plate 22 is further provided on the side of the folding side fence 2 close to the table 1. The limiting plate 22 is higher than the table top of the workbench 1. When actual design, can set folding side shield 2 and limiting plate 22 to an organic whole structure, folding 2 upset of folding side shield or when expanding, limiting plate 22 can make a round trip to rotate by the opening department on the workstation 1, and limiting plate 22's setting can not lead to the fact the influence to folding 2 upsets of side shield.
After the foldable side baffle 2 is unfolded or folded, in order to facilitate limiting the circuit breaker on the workbench 1, on the basis of the above embodiment, as a preferred implementation manner, a second groove 23 is further provided on the foldable side baffle 2, one side of the second groove 23 is provided with a plurality of third grooves 24, each third groove 24 is communicated with and perpendicular to the second groove 23, a moving pin 230 is provided in the second groove 23, two ends of the moving pin 230 respectively penetrate through the foldable side baffle 2 and extend to two sides of the foldable side baffle 2, a limiting pin 2301 is vertically provided on the moving pin 230, and the limiting pin 2301 is located in the corresponding third groove 24. Specifically, two third grooves 24 may be provided, one third groove 24 is referred to as a No. 1 gear, the other third groove 24 is referred to as a No. 2 gear, two side walls of the third groove 24 are arranged in a penetrating manner, the use width of the transfer trolley is adjusted according to the size of the circuit breaker to be transferred, if a 1000mm circuit breaker is required to be transferred, the left and right folding side baffles 2 can be unfolded, the circuit breaker is moved to the workbench 1 of the transfer trolley, the limit pin 2301 is moved into the third groove 24 of the No. 1 gear by rotating the moving pin 230, and the lock is screwed up; if need use 800 mm's circuit breaker, can with about folding side shield 2 upset folding, move the circuit breaker to the workstation 1 of transporting the dolly on, make spacing round pin axle 2301 move to the third recess 24 of No. 2 gears in through rotatory removal round pin axle 230, lock is died on screwing. No matter be in the third recess 24 that limit pin axle 2301 removed No. 1 gear, still in limit pin axle 2301 removed No. 2 gears's third recess 24, remove round pin axle 230 and all can stretch out from the corresponding one side of folding side shield 2, then stop that the circuit breaker chassis car rolls forward, play and carry out spacing effect to the circuit breaker. The gear that rotates to different can realize blockking to different circuit breaker rolling wheels, prevents that the circuit breaker from rolling forward, falls from transporting the dolly.
In order to further limit the position of the circuit breaker on the worktable 1, in addition to the above-mentioned embodiment, as a preferred embodiment, a positioning pin 12 and a hook 13 are further provided on the worktable 1. Specifically, couple 13 operates through couple handle 130, because the circuit breaker is the components and parts of the control electricity break-make of dress in the switch board, after the altitude mixture control of workstation 1 targetting in place, place the circuit breaker on the workstation 1 of transporting the dolly earlier, rotating shaft 4, adjust workstation 1 and make the locating pin 12 and the switch board locating hole coaxial center of transporting the dolly, promote to transport the dolly and make locating pin 12 and the switch board locating hole meshing of transporting on the dolly, make couple 13 and the switch board of transporting on the dolly be connected, the locking, the circuit breaker accessible is transported the dolly and is realized and shift out with the assembly of switch board.
The circuit breaker transfer trolley with the adjustable height and width can rotate a transmission shaft by means of an external rotating handle, the transmission shaft drives a gear to rotate, the gear in the same guide rail pipe drives an upper rack and a lower rack to move oppositely, the rack drives a supporting connecting rod to move in a shearing mode, and then the supporting connecting rod can drive a working table to move upwards to a required height; then, the using width of a workbench of the transfer trolley is adjusted according to the size of the transferred circuit breaker, and if a large-sized circuit breaker is transferred, the left and right folding side baffles can be unfolded to move the current circuit breaker to the workbench surface of the transfer trolley; if when transporting miniature circuit breaker, can fold the side shield upset folding about with, move current circuit breaker to transporting dolly table surface. This transport dolly can guarantee to adjust the whole highly uniform of back transport dolly, can not appear transporting dolly table surface distortion at the in-process of transporting the circuit breaker to can realize the transportation to the circuit breaker of polytypic through the mode of the folding side shield of upset, can improve the transportation efficiency and the transportation security of circuit breaker, reduce the transportation degree of difficulty. The transfer trolley can realize one trolley for multiple purposes, and transfer, assemble and move out two circuit breakers; the space and the cost are saved, and each distribution room is only provided with one transfer trolley; the transfer process is convenient and fast, the working table surface of the transfer trolley can integrally ascend and descend without adjusting the support connecting rods respectively.
Other embodiments of the present application will be apparent to those skilled in the art from consideration of the specification and practice of the application disclosed herein. This application is intended to cover any variations, uses, or adaptations of the invention following, in general, the principles of the application and including such departures from the present disclosure as come within known or customary practice in the art to which the invention pertains. It is intended that the specification and examples be considered as exemplary only, with a true scope of the disclosure being indicated by the following claims.
It will be understood that the present application is not limited to the precise arrangements described above and shown in the drawings and that various modifications and changes may be made without departing from the scope thereof. The above-described embodiments of the present application do not limit the scope of the present application.
Claims (10)
1. The utility model provides a circuit breaker transports dolly with adjustable height and width which characterized in that includes:
the transfer trolley comprises a transfer trolley body, universal wheels are mounted at the bottom of the transfer trolley body, guide rail pipes are arranged on two opposite sides of the transfer trolley body, a bearing seat is arranged on the transfer trolley body, a transmission shaft is mounted on the bearing seat, two ends of the transmission shaft respectively penetrate through the two guide rail pipes and extend to one side of each guide rail pipe, gears are arranged at two ends of the transmission shaft, and the gears are located in the guide rail pipes;
the upper side and the lower side of the guide rail pipe are respectively provided with a sliding groove, the upper part of one end of the guide rail pipe is provided with a limiting opening, the other end of the guide rail pipe is provided with a limiting groove, sliding blocks are arranged at the limiting opening and the limiting groove, the sliding blocks are positioned in the sliding grooves, one side of each sliding block is fixedly provided with a rack, the racks are slidably arranged in the sliding grooves, the gears are positioned between the racks, and the gears are meshed with the racks;
be provided with the pivot on the slider, the both ends of pivot are rotated and are connected with the support connecting rod, with two of one side support connecting rod on the slider is cross arrangement, the upper end of support connecting rod is provided with the workstation, the relative both ends of workstation all rotate and are provided with folding side shield.
2. The adjustable height and width circuit breaker transfer trolley according to claim 1, wherein the end of the transmission shaft extending outside one side of the guide rail pipe is a square shaft.
3. The breaker transfer trolley with the adjustable height and width according to claim 2, wherein a baffle is further arranged on one side of the transfer trolley body close to the guide rail pipe, and a through hole corresponding to the transmission shaft is formed in the baffle.
4. The adjustable height and width circuit breaker transfer trolley of claim 3, further comprising:
the transmission shaft one-way locking mechanism is positioned between the baffle and the guide rail pipe closest to the baffle;
the one-way locking mechanism of transmission shaft is including installing in epaxial locking mechanism gear of square shaft, being fixed in fixed slot, dog, torsional spring and knob on the transport dolly automobile body, the both sides of fixed slot run through there is the fixed axle, the torsional spring with the dog all with the fixed axle rotates to be connected, the knob with dog fixed connection, just the knob passes the through-hole extends to one side of through-hole, the dog is close to one side structure of locking mechanism gear with tooth structure on the locking mechanism gear is corresponding.
5. The adjustable height and width circuit breaker transfer trolley of claim 1, further comprising:
the grounding knife rotating handle is rotatably installed on the fixed plates, a limiting block and a spring are arranged on the grounding knife rotating handle, and the spring is located between the limiting block and the fixed plates close to the power distribution cabinet.
6. The breaker transfer trolley with the adjustable height and width according to claim 1, wherein openings are formed in two opposite ends of the workbench, a support rod is arranged on one side of each opening, and protruding parts are arranged on the support rods and the workbench at positions close to the openings;
correspondingly, one side of folding side shield be provided with the first recess that the bracing piece corresponds, the bracing piece is located in the first recess, one side of folding side shield is fixed with the upset handle, the upset handle runs through folding side shield just extends to in the first recess, the both ends of upset handle run through two respectively the bellying extends to respectively one side of bellying, one of them one end of upset handle is crooked setting.
7. The circuit breaker transfer trolley with the adjustable height and width according to claim 6, wherein a limiting plate is further arranged on one side of the folding side baffle close to the workbench.
8. The breaker transfer trolley with the adjustable height and width according to claim 7, wherein a second groove is further formed in the folding side baffle, a plurality of third grooves are formed in one side of the second groove, each third groove is communicated with and perpendicular to the second groove, a moving pin shaft is arranged in each second groove, two ends of each moving pin shaft respectively penetrate through the folding side baffle and extend to two sides of the folding side baffle, a limiting pin shaft is vertically arranged on each moving pin shaft, and the limiting pin shafts are located in the corresponding third grooves.
9. The circuit breaker transfer trolley with the adjustable height and width according to any one of claims 1 to 8, wherein a positioning pin and a hook are further arranged on the workbench.
10. The circuit breaker transfer trolley with the adjustable height and width according to any one of claims 1 to 8, wherein a double-door box body is further arranged on one side of the transfer trolley body.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020957600.8U CN212374789U (en) | 2020-05-29 | 2020-05-29 | Breaker transfer trolley with adjustable height and width |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020957600.8U CN212374789U (en) | 2020-05-29 | 2020-05-29 | Breaker transfer trolley with adjustable height and width |
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| CN212374789U true CN212374789U (en) | 2021-01-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114132373A (en) * | 2021-12-07 | 2022-03-04 | 尚彬 | Multifunctional material transfer machine for construction |
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2020
- 2020-05-29 CN CN202020957600.8U patent/CN212374789U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114132373A (en) * | 2021-12-07 | 2022-03-04 | 尚彬 | Multifunctional material transfer machine for construction |
| CN114132373B (en) * | 2021-12-07 | 2022-11-15 | 尚彬 | Multifunctional material transfer machine for construction |
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