CN104218481B - Width-adjustable and height-adjustable transfer vehicle for vacuum circuit breakers - Google Patents

Width-adjustable and height-adjustable transfer vehicle for vacuum circuit breakers Download PDF

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Publication number
CN104218481B
CN104218481B CN201410408525.9A CN201410408525A CN104218481B CN 104218481 B CN104218481 B CN 104218481B CN 201410408525 A CN201410408525 A CN 201410408525A CN 104218481 B CN104218481 B CN 104218481B
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China
Prior art keywords
adjustable
underframe
vacuum circuit
platform
elevating lever
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CN201410408525.9A
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Chinese (zh)
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CN104218481A (en
Inventor
倪红华
邵旭威
郑文林
李晓东
方向
杨广
薛金森
彭忠富
王惠文
卢奕
章霞
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ZHENGJIANG STED ELECTRONIC CO Ltd
State Grid Corp of China SGCC
Jinhua Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
Original Assignee
ZHENGJIANG STED ELECTRONIC CO Ltd
State Grid Corp of China SGCC
Jinhua Power Supply Co of State Grid Zhejiang Electric Power Co Ltd
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Application filed by ZHENGJIANG STED ELECTRONIC CO Ltd, State Grid Corp of China SGCC, Jinhua Power Supply Co of State Grid Zhejiang Electric Power Co Ltd filed Critical ZHENGJIANG STED ELECTRONIC CO Ltd
Priority to CN201410408525.9A priority Critical patent/CN104218481B/en
Priority to CN201410040060.6A priority patent/CN103746308B/en
Publication of CN104218481A publication Critical patent/CN104218481A/en
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Publication of CN104218481B publication Critical patent/CN104218481B/en
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Abstract

The invention relates to a width-adjustable and height-adjustable transfer vehicle for vacuum circuit breakers. The width-adjustable and height-adjustable transfer vehicle comprises a body and a hydraulic lifting assembly. Moving devices are arranged at the bottom of the body, a brake assembly is movably connected onto the body, at least one positioning assembly and distance-adjustable guide assemblies are arranged on the body, and locking assemblies which can lock the vacuum circuit breakers on the body are arranged on the guide assemblies. The width-adjustable and height-adjustable transfer vehicle has the advantages that cabinets with the vacuum circuit breakers can be fixedly mounted on the body by the aid of the positioning assemblies, the vacuum circuit breakers can be locked on the body by the aid of the locking assemblies, accordingly, the body can be assuredly reliably locked with the vacuum circuit breakers and the cabinets respectively, and the gravity center of the body can be effectively lowered; the distances between the guide assemblies are adjustable, the heights can be adjusted under the control of the hydraulic lifting assembly, accordingly, the body can effectively adapt to different models and is high in universality, the work efficiency can be greatly improved, and good service effects can be realized.

Description

Width, adjustable for height vacuum circuit breaker transfer car(buggy)
Present patent application be invention and created name be that " a kind of width, adjustable for height vacuum circuit breaker turn Fortune car " the divisional application of patent of invention, the filing date of original application on January 27th, 2014, application number It is 2014100400606.
Technical field
The present invention relates to width, adjustable for height vacuum circuit breaker transfer car(buggy).
Background technology
During middle-placed switch cabinet installation and debugging, operating maintenance, need to use transfer car(buggy) vacuum circuit breaker from Transporting of middle-placed switch cabinet internal security, and be placed to other positions, transfer car(buggy) in the market has several defect: 1. adjusting highly slow, the height of levelling four points all around is highly difficult, and imbalance easily causes again bolt Deformation;2. height and width specifications are many, poor universality, and different specification choppers must be equipped with turning of correspondence Fortune car, adds production cost, also results in site space and taken in a large number;3. transfer car(buggy) and vacuum circuit breaker Not having reliable locking device, and transfer car(buggy) center of gravity is too high, during transporting, a little obstacle blocks Transfer car(buggy) wheel, it is easy to occur leaning forward, translating into, causes device damage even personal security problem;4, exist On-the-spot owing to not having crane gear, chopper needs to fall earthward from transfer car(buggy) or lift to from ground to turn sometimes On fortune car, transfer car(buggy) is the highest, heavy current breaker is heavier, the most useless power.Want electricity consumption department at present Arrangement power off time is more and more difficult, if accident occurs the electricity consumption operating maintenance stage at the scene, it is possible to make Power off time is become to extend, it will to cause bigger economic loss.
Summary of the invention
The poor universality of the technical problem to be solved in the present invention existing vacuum circuit breaker transfer car(buggy), operating characteristics is not Good, it is impossible to positive lock, the problems such as center of gravity is high, thus provide width, adjustable for height vacuum circuit breaker to turn Fortune car.
In order to solve above-mentioned technical problem, the present invention is achieved by the following technical solutions: width, highly Adjustable vacuum circuit breaker transfer car(buggy), is provided with the body of mobile device, hydraulic lifting assembly, institute including bottom Stating and be connected with a brake assemblies controlling mobile device motion on body, described body is provided with at least One group of positioning component that the cabinet being provided with vacuum circuit breaker is accurately positioned on body and by vacuum circuit breaker The mobile adjustable guidance set of spacing to cabinet, described guidance set is provided with locks vacuum circuit breaker Latch assembly on body.
Preferably, described body includes underframe, active lifting bar, driven elevating lever, platform, described active One end of elevating lever is rotatably connected on underframe, and the other end of described active lifting bar is slidably connected on platform, One end of described driven elevating lever is rotatably connected on platform, and the other end of described driven elevating lever is slidably connected On underframe, the middle part of described active lifting bar is connected by axis of rotation with the middle part of driven elevating lever, institute State mobile device include can 360 degree rotation be arranged on underframe directive wheel, be fixedly connected on the upper of underframe Driven pulley, described brake assemblies is arranged on the underframe above directive wheel, described hydraulic lifting assembly and active Elevating lever is rotationally connected, and controls active lifting bar by hydraulic lifting assembly and slides on platform, rear drive from Dynamic elevating lever slides on underframe, and body lifting is convenient, and simple to operate, security performance is good, simple in construction, Being easy to control the adjustable height of body, it is the most enterprising that the directive wheel of 360 degree of rotation settings is easy to this physical ability Row is mobile, and Practical Performance is good, and brake assemblies controls directive wheel and ensure that body stationary performance after brake, Unfailing performance is good, it is ensured that the security performance of vacuum circuit breaker.
Preferably, described underframe being additionally provided with and is easy to the push rod that body moves, described active lifting bar activity is even Being connected on the platform of push rod side, described driven elevating lever is movably connected on the underframe of push rod side, described Underframe is provided with the sliding tray slided on underframe for driven elevating lever, and described driven elevating lever is provided with sliding The movable pulley that dynamic groove matches, described active lifting bar is slidably connected on platform by directional wheel, and push rod is just In operating personnel, body is moved operation, it is ensured that body stationary performance in lifting process, safety Performance is good, and when hoisting, platform does not occur beat, and unfailing performance is good.
Preferably, described hydraulic lifting assembly includes the hydraulic cylinder being fixedly connected on underframe, is movably connected in Piston rod in hydraulic cylinder, described piston rod is connected with active lifting bar, and described hydraulic cylinder is provided with driving and lives The pressurizing pack that stopper rod rises in hydraulic cylinder, described push rod is provided with control piston rod and declines in hydraulic cylinder Pressure release handle, control rising or falling of piston rod by pressurizing pack and pressure release handle, simple to operate, Simple in construction, controls effective, it is simple to control piston rod activity in hydraulic cylinder.
Preferably, described brake assemblies includes by hinge pedal on underframe, is movably connected in the end For the brake lever being connected with directive wheel on frame, it is provided with between described pedal and brake lever for brake lever reset Spring, described bearing pin is provided with the jump ring resetted for pedal, and the bottom of described brake lever is provided with a horizontal part, The bottom of described horizontal part is provided with slipmat, and the thickness of described slipmat is 10~15mm, by pedal control Brake lever carries out brake process to directive wheel, braking effect is good, it is to avoid the movement of directive wheel, setting of jump ring Putting the reset that ensure that brake lever, the setting of jump ring ensure that the reset of pedal, and Practical Performance is good, operation letter Single, when slipmat thickness is less than 10mm, slipmat is easily worn, and service life is short, and braking effect is poor, When slipmat thickness is more than 15mm, slipmat installation difficulty, it is unfavorable for brake, Practical Performance is poor.
Preferably, described guidance set includes being fixedly connected on dismountable pallet on platform, respectively activity even The right baffle-plate being connected on pallet, right baffle plate, formed for being provided with vacuum disconnected between described right baffle-plate and right baffle plate The cabinet adjustable guide rail of hard-wired spacing of road device, described latch assembly is arranged on the bottom of pallet, institute The front end of the front end and right baffle plate of stating right baffle-plate is equipped with a positioning component, between described positioning component between Away from more than the spacing between guide rail, adapt to the vacuum circuit breaker cabinet fixed installation of different model, practicality Can, install reliable, good positioning effect, decrease the workload manually carrying out positioning.
Preferably, described right baffle-plate and right baffle plate are arranged about pallet axisymmetrical, and described pallet sets respectively Having at least one to supply right baffle-plate and the movable slide plate on pallet of right baffle plate, described slide plate is provided with chute, institute Stating right baffle-plate and right baffle plate is all movably connected on chute by screw, described pallet is provided with is easy to a display left side The graduation mark of spacing between baffle plate and right baffle plate, it is simple to regulation spacing, between effectively controlling by graduation mark Distance between away from, Practical Performance is good, it is simple to operating personnel observes, and workload is little.
Preferably, described positioning component includes the positioning seat being fixed on pallet, determining of being fixed on positioning seat Position pin, the front end of described alignment pin is provided with infrared induction probe, in the level of described infrared induction probe Heart line and the horizontal centre line overlap of alignment pin, the front end of described alignment pin is provided with the little loudspeaker of outer imperial palace Mouthful, described bell-mouthed front end is connected with one piece of dust cover, is easy to location by infrared induction probe Finger setting, the horn mouth that outer imperial palace is little is easy to infrared induction probe and is sent light source, it is simple to focus on, location effect The best, reduce the workload that original need are artificial and perusal is brought, unfailing performance is good.
Preferably, described latch assembly includes the stay hinged with pallet, stage clip, one end of described stage clip Being fixedly connected on stay, the other end of described stage clip is fixedly connected on pallet, after described stay End is provided with the action bars controlling stay duty, and the front end of described stay is provided with locked groove, before locked groove The described stay of side is provided with rake, and locking effect is good, it is simple to regulation, it is ensured that vacuum circuit breaker can be solid It is scheduled on pallet.
Preferably, described pallet is bolted to connection on platform, described right baffle-plate and the phase of right baffle plate To being equipped with a groove on sidewall, between two grooves formed guide rail, the bottom of described groove be equipped with to A few installing hole installed for cabinet, connects reliable, and Practical Performance is good, simple in construction, it is simple to install.
In sum, advantages of the present invention: the cabinet being provided with vacuum circuit breaker is fixed by positioning component It is arranged on body, and by latch assembly, vacuum circuit breaker is locked on body, it is ensured that body is with true Empty chopper, reliable lock between body and cabinet, can effectively reduce the center of gravity of body, because of guidance set it Between spacing adjustable, hydraulic lifting assembly control altitude mixture control, effectively make body adapt to different models, Universal performance is strong, substantially increases work efficiency, and using effect is good.
Accompanying drawing explanation
Fig. 1 is width of the present invention, the structural representation of adjustable for height vacuum circuit breaker transfer car(buggy);
Fig. 2 is the top view of Fig. 1;
Fig. 3 is the left view of Fig. 1;
Fig. 4 is the structural representation of brake assemblies;
Fig. 5 is the structural representation of positioning component;
Structural representation when Fig. 6 is width of the present invention, adjustable for height vacuum circuit breaker transfer car(buggy) is installed.
Detailed description of the invention
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5: width, adjustable for height vacuum circuit breaker are transported Car, is provided with the body 1 of mobile device, hydraulic lifting assembly 2 including bottom, and described body 1 is flexibly connected Having a brake assemblies 3 controlling mobile device motion, described body 1 is provided with least one set and will be provided with very Positioning component 4 that the cabinet of empty chopper is accurately positioned on body 1 and vacuum circuit breaker is moved to cabinet The interior adjustable guidance set of spacing 5, described guidance set 5 is provided with and vacuum circuit breaker is locked at body 1 On latch assembly 7, described body 1 includes underframe 11, active lifting bar 12, driven elevating lever 13, flat Platform 14, one end of described active lifting bar 12 is rotatably connected on underframe 11, described active lifting bar 12 The other end is slidably connected on platform 14, and one end of described driven elevating lever 13 is rotatably connected on platform 14, The other end of described driven elevating lever 13 is slidably connected on underframe 11, the middle part of described active lifting bar 12 Being connected by axis of rotation with the middle part of driven elevating lever 13, described mobile device includes 360 degree of rotations setting Put the directive wheel 91 on underframe 11, be fixedly connected on the upper driven pulley 92 of underframe 11, described brake group Part 3 is arranged on the underframe 11 above directive wheel 91, described hydraulic lifting assembly 2 and active lifting bar 12 It is rotationally connected, controls active lifting bar 12 by hydraulic lifting assembly 2 and slide on platform 14, drive afterwards Driven elevating lever 13 slides on underframe 11, and body 1 lifting is convenient, and simple to operate, security performance is good, Simple in construction, it is simple to controlling the adjustable height of body 1,360 degree rotate the directive wheel 91 arranged and are easy to body 1 can in any direction on move, Practical Performance is good, and brake assemblies 3 controls directive wheel 91 and ensure that this The body 1 stationary performance after brake, unfailing performance is good, it is ensured that the security performance of vacuum circuit breaker, described Being additionally provided with on underframe 11 and be easy to the push rod 15 that body 1 moves, described active lifting bar 12 is movably connected in and pushes away On the platform 14 of bar side, described driven elevating lever 13 is movably connected on the underframe 11 of push rod side, institute State underframe 11 and be provided with the sliding tray 111 sliding on underframe 11 for driven elevating lever 13, described driven liter Fall bar 13 is provided with the movable pulley 131 matched with sliding tray 111, and described active lifting bar 12 is by orientation Wheel 121 is slidably connected on platform 14, and push rod is easy to operating personnel and body 1 is moved operation, it is ensured that The body 1 stationary performance in lifting process, security performance is good, when hoisting, platform 14 does not occur beat, Unfailing performance is good, and described hydraulic lifting assembly 2 includes hydraulic cylinder 21, the activity being fixedly connected on underframe 11 The piston rod 22 being connected in hydraulic cylinder 21, described piston rod 22 is connected with active lifting bar 12, described liquid Cylinder pressure 21 is provided with the pressurizing pack 23 driving piston rod 22 to rise in hydraulic cylinder 21, described push rod 15 It is provided with and controls the pressure release handle 24 that piston rod 22 declines in hydraulic cylinder 21, by pressurizing pack and pressure release Handle controls rising or falling of piston rod 22, simple to operate, and simple in construction controls effective, it is simple to control The piston rod 22 processed activity in hydraulic cylinder 21, described brake assemblies 3 includes being hinged on the end by bearing pin 33 Pedal 31 on frame 11, it is movably connected on underframe 11 brake lever 32 for being connected with directive wheel 91, Being provided with the spring 34 resetted for brake lever 32 between described pedal 31 and brake lever 32, described bearing pin is provided with The jump ring 35 resetted for pedal 31, the bottom of described brake lever 32 is provided with a horizontal part 36, described horizontal part Bottom be provided with slipmat 361, the thickness of described slipmat is 10~15mm, by pedal 31 control brake Bar 32 carries out brake process to directive wheel 91, and braking effect is good, it is to avoid the movement of directive wheel 91, jump ring The setting of 35 ensure that the reset of brake lever 32, the setting of jump ring 35 ensure that the reset of pedal 31, practical Performance is good, simple to operate, and when slipmat thickness is less than 10mm, slipmat is easily worn, and service life is short, Braking effect is poor, when slipmat thickness is more than 15mm, and slipmat installation difficulty, it is unfavorable for brake, practical Poor performance, described guidance set 5 includes being fixedly connected on dismountable pallet 51 on platform 14, respectively activity The right baffle-plate 52 that is connected on pallet 51, right baffle plate 53, shape between described right baffle-plate 52 and right baffle plate 53 Becoming the cabinet adjustable guide rail of hard-wired spacing for being provided with vacuum circuit breaker, described latch assembly 7 sets Put the bottom at pallet 51, the front end of described right baffle-plate 52 and the front end of right baffle plate 53 and be equipped with a location Assembly 4, the spacing between described positioning component 4, more than the spacing between guide rail, adapts to the true of different model Empty chopper cabinet fixed installation, Practical Performance, install reliable, good positioning effect, decrease and manually carry out The workload of location, described right baffle-plate 52 and right baffle plate 53 are arranged about pallet 51 axisymmetrical, described torr It is respectively equipped with at least one on dish 51 and supplies right baffle-plate 52 and right baffle plate 53 activity slide plate 55 on pallet 51, Described slide plate 55 is provided with chute 56, and described right baffle-plate 52 and right baffle plate 53 are all movable even by screw 57 Being connected on chute 56, described pallet 51 is provided with to be easy to show spacing between right baffle-plate 52 and right baffle plate 53 Graduation mark 54, it is simple to regulation spacing, can effectively control the distance between spacing by graduation mark 54, practical Performance is good, it is simple to operating personnel observes, and workload is little, and described positioning component 4 includes being fixed on pallet 51 Positioning seat 41, the alignment pin 42 that is fixed on positioning seat 41, the front end of described alignment pin 42 is provided with infrared Line inductive probe 43, the horizontal center line of described infrared induction probe 43 and the horizontal centre of alignment pin 42 Line overlap, the front end of described alignment pin 42 is provided with a little horn mouth of outer imperial palace 431, described bell-mouthed Front end is connected with one piece of dust cover 44, is easy to alignment pin 42 by infrared induction probe 43 and positions, The horn mouth that outer imperial palace is little is easy to infrared induction probe 43 and is sent light source, it is simple to focus on, good positioning effect, Reducing the workload that original need are artificial and perusal is brought, unfailing performance is good, described latch assembly 7 Including the stay 71 hinged with pallet 51, stage clip 72, one end of described stage clip 72 is fixedly connected on locking On sheet 71, the other end of described stage clip 72 is fixedly connected on pallet 51, the rear end of described stay 71 Being provided with the action bars 73 controlling stay 71 duty, the front end of described stay 71 is provided with locked groove 711, Being provided with rake 712 on the described stay 71 in locked groove 711 front, locking effect is good, it is simple to regulation, Ensureing that vacuum circuit breaker can be fixed on pallet 51, described pallet 51 is bolted to connection at platform 14 On, the opposing sidewalls of described right baffle-plate 52 and right baffle plate 53 is equipped with a groove, between two grooves Forming guide rail, the bottom of described groove is equipped with at least one installing hole installed for cabinet, connects reliable, Practical Performance is good, simple in construction, it is simple to install.
As shown in Fig. 2, Fig. 3, Fig. 6: during vacuum circuit breaker in place, platform 14 is placed in liftoff minimum Point, and the size adjusting guidance set 5 of chopper wide according to cabinet and the positioning component 4 position on platform 14: As cabinet a width of 1000mm, guidance set 5 being placed in location of C, positioning component 4 is placed in location A;When cabinet width For guidance set 5 being placed in D position along the slide plate 55 on pallet 51 during 800mm, positioning component 4 is put In B location, chopper manpower or lifting appliance are placed on guidance set 5, and move backward to peace Dress hole, makes the locking pin 30 of chopper 29 insert installing hole, and this body 1 is pushed into together with chopper 29 need to The cabinet of operation, right position substantially adjusts centering, steps on downwards pressurizing pack, the inner hydraulic pressure of hydraulic cylinder 21 with foot Oil promotes piston rod 22, and under the effect of piston rod 22, passive elevating lever and active lifting bar 12 realize flat The rising (reaching as high as 1000mm) of platform 14 and pallet 51.When the alignment pin that lifting height is positioning component 4 The infrared induction probe 43 being provided with in 42 detects hole, the location 31 centre-height base of alignment pin 42 and cabinet Stop when this is consistent rising.The alignment pin 42 of fine-adjustment positioning mechanism IV and the center, hole, location of cabinet are in left and right When position is basically identical, suitably pushes hard transport carriage and make alignment pin 42 insert the hole, location of cabinet, stay 71 locking holes that can insert cabinet smoothly, step on pedal 31 the most backward, make dolly not retreat.Open circuit The locking pin of device exits installing hole, pushes hard chopper, is allowed to enter inside cabinet along guidance set 5. Pedal 31 forward, make dolly to move, stir handle clockwise, make stay 71 no longer hook cabinet, Push away transport carriage backward, be allowed to the position moving to specify, pull down pressure release handle, make platform 14 drop to Natural height.
When need to shift chopper 29 in cabinet, body 1 is moved to shift chopper by said process Cabinet, and be allowed to and cabinet location fit braking, chopper pulled out along guidance set 5 from cabinet Installing hole is inserted to the locking pin 30 that can make chopper.Pedal 31 forward, make dolly to move, clockwise Stir handle, make stay 71 no longer hook cabinet, push away transport carriage backward, be allowed to the position moving to specify Put, pull down pressure release handle, make platform 14 drop to natural height.
By positioning component, the cabinet being provided with vacuum circuit breaker is fixedly mounted on body, and by locking Vacuum circuit breaker is locked on body by assembly, it is ensured that between body and vacuum circuit breaker, body and cabinet Reliable lock, can effectively reduce the center of gravity of body, because the spacing between guidance set is adjustable, and hydraulic lifting group Part controls altitude mixture control, effectively makes body adapt to different models, and universal performance is strong, substantially increases Work efficiency, using effect is good.

Claims (3)

1. width, adjustable for height vacuum circuit breaker transfer car(buggy), including bottom be provided with mobile device body (1), Hydraulic lifting assembly (2), it is characterised in that: it is connected with one on described body (1) and controls to move The brake assemblies (3) of dynamic device motion, described body (1) is provided with least one set will be provided with vacuum Positioning component (4) that the cabinet of chopper is accurately positioned on body (1) and vacuum circuit breaker is moved The adjustable guidance set of spacing (5) to cabinet, described guidance set (5) is provided with and vacuum is broken Road device is locked at the latch assembly (7) on body (1), described body (1) include underframe (11), Active lifting bar (12), driven elevating lever (13), platform (14), described active lifting bar (12) One end be rotatably connected on underframe (11), the other end of described active lifting bar (12) is slidably connected On platform (14), one end of described driven elevating lever (13) is rotatably connected on platform (14), The other end of described driven elevating lever (13) is slidably connected on underframe (11), described active lifting bar (12) middle part is connected by axis of rotation with the middle part of driven elevating lever (13), described mobile device Including can 360 degree of rotations be arranged on underframe (11) directive wheel (91), be fixedly connected on underframe (11) Upper driven pulley (92), described brake assemblies (3) be arranged on directive wheel (91) top underframe (11) On, described hydraulic lifting assembly (2) is rotationally connected with active lifting bar (12), described guidance set (5) include being fixedly connected on the upper dismountable pallet (51) of platform (14), being respectively and movably connected to Right baffle-plate (52) on pallet, right baffle plate (53), described right baffle-plate (52) and right baffle plate (53) Between formed for being provided with the cabinet adjustable guide rail of hard-wired spacing of vacuum circuit breaker, described locking Assembly (7) is arranged on the bottom of pallet, and the front end of described right baffle-plate and the front end of right baffle plate are equipped with one Individual positioning component (4), the spacing between described positioning component (4) is more than the spacing between guide rail, institute State and on underframe (11), be additionally provided with the push rod (15) being easy to body (1) movement, described active lifting bar (12) Being movably connected on the platform (14) of push rod side, described driven elevating lever (13) is movably connected in and pushes away On the underframe (11) of bar side, described underframe (11) is provided with and slides for driven elevating lever (13) Sliding tray (111) on underframe (11), described driven elevating lever (13) is provided with and matches with sliding tray The movable pulley (131) closed, described active lifting bar (12) is slidably connected at by directional wheel (121) On platform (14).
Width the most according to claim 1, adjustable for height vacuum circuit breaker transfer car(buggy), it is characterised in that: Described hydraulic lifting assembly (2) includes hydraulic cylinder (21), the activity being fixedly connected on underframe (11) The piston rod (22) being connected in hydraulic cylinder (21), described piston rod (22) and active lifting bar (12) Being connected, described hydraulic cylinder (21) is provided with and drives piston rod (22) to rise in hydraulic cylinder (21) Pressurizing pack (23), described push rod (15) is provided with control piston rod (22) in hydraulic cylinder (21) The pressure release handle (24) of interior decline.
Width the most according to claim 1, adjustable for height vacuum circuit breaker transfer car(buggy), it is characterised in that: Described latch assembly (7) includes the stay (71) hinged with pallet, stage clip (72), described pressure One end of spring (72) is fixedly connected on stay (71), and the other end of described stage clip (72) is fixed Being connected on pallet, the rear end of described stay is provided with the action bars (73) controlling stay duty, The front end of described stay is provided with locked groove (711), is provided with inclination on the described stay in locked groove front Portion (712).
CN201410408525.9A 2014-01-27 2014-01-27 Width-adjustable and height-adjustable transfer vehicle for vacuum circuit breakers Active CN104218481B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201410408525.9A CN104218481B (en) 2014-01-27 2014-01-27 Width-adjustable and height-adjustable transfer vehicle for vacuum circuit breakers
CN201410040060.6A CN103746308B (en) 2014-01-27 2014-01-27 Vacuum circuit breaker transfer vehicle with adjustable width and height

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Application Number Priority Date Filing Date Title
CN201410408525.9A CN104218481B (en) 2014-01-27 2014-01-27 Width-adjustable and height-adjustable transfer vehicle for vacuum circuit breakers

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CN201410040060.6A Division CN103746308B (en) 2014-01-27 2014-01-27 Vacuum circuit breaker transfer vehicle with adjustable width and height

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CN104218481B true CN104218481B (en) 2017-01-11

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CN105048318A (en) * 2015-06-29 2015-11-11 平高集团有限公司 Breaker transfer trolley
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CN107645140B (en) * 2017-09-25 2019-06-18 国网山东省电力公司汶上县供电公司 Adjustable plug, high-tension switch cabinet special-purpose vehicle and vacuum circuit breaker apparatus for examination and repair
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