CN108557698A - Liftable type station trolley - Google Patents

Liftable type station trolley Download PDF

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Publication number
CN108557698A
CN108557698A CN201810737799.0A CN201810737799A CN108557698A CN 108557698 A CN108557698 A CN 108557698A CN 201810737799 A CN201810737799 A CN 201810737799A CN 108557698 A CN108557698 A CN 108557698A
Authority
CN
China
Prior art keywords
frame
liftable type
guide rail
vertical
hydraulic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201810737799.0A
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Chinese (zh)
Other versions
CN108557698B (en
Inventor
任旭东
邹翔
何文兵
徐强
李彬
张康
张伟
练尧
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
State Grid Sichuan Electric Power Co Ltd
Original Assignee
State Grid Sichuan Electric Power Co Ltd
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Filing date
Publication date
Application filed by State Grid Sichuan Electric Power Co Ltd filed Critical State Grid Sichuan Electric Power Co Ltd
Priority to CN201810737799.0A priority Critical patent/CN108557698B/en
Publication of CN108557698A publication Critical patent/CN108557698A/en
Application granted granted Critical
Publication of CN108557698B publication Critical patent/CN108557698B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/061Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks characterised by having a lifting jib
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075Constructional features or details
    • B66F9/07509Braking
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075Constructional features or details
    • B66F9/07513Details concerning the chassis
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075Constructional features or details
    • B66F9/12Platforms; Forks; Other load supporting or gripping members
    • B66F9/14Platforms; Forks; Other load supporting or gripping members laterally movable, e.g. swingable, for slewing or transverse movements
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B66HOISTING; LIFTING; HAULING
    • B66FHOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
    • B66F9/00Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
    • B66F9/06Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
    • B66F9/075Constructional features or details
    • B66F9/20Means for actuating or controlling masts, platforms, or forks
    • B66F9/22Hydraulic devices or systems
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B3/00Apparatus specially adapted for the manufacture, assembly, or maintenance of boards or switchgear

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Civil Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Forklifts And Lifting Vehicles (AREA)
  • Handcart (AREA)

Abstract

The invention discloses Liftable type station trolleies,By horizontal frame,Vertical door frame,Handcart guide rail,Adjust the regulating mechanism of handcart guide rail height and width,The compositions such as the hydraulic mechanism and handle of hanged circuit breaker cart,The wherein described hydraulic mechanism passes through arm,Pulley,Gear,Chain,Hydraulic pump and hydraulic lifting post are constituted,It first passes through handcart guide rail circuit breaker cart is moved to below arm,The handcart guide rail can suitably be adjusted according to the width of circuit breaker cart,Then circuit breaker cart is tangled by the suspension hook on arm,It opens hydraulic pump and provides power for hydraulic lifting post,The lifting column of hydraulic lifting post, which is raised above, drives the gear of lifting top end to move upwards,The chain is fixed on the fixing end of hydraulic lifting post due to one end,Then start to shrink upwards around the other end of gear drives arm to move upwards together,It is final that circuit breaker cart is driven to move upwards,Complete rise action,Its step-down operation is on the contrary.

Description

Liftable type station trolley
Technical field
The present invention relates to stations, and in particular to Liftable type station trolley.
Background technology
As comprehensive automation, Intelligent transformer station are gradually popularized, such substation generally uses central switch equipment, Original switch maintenance trolley is turned the important tool of maintenance as central switch equipment by operation, and functional stabilization is poor, greatly Affect overhaul efficiency and there are larger security risk hidden danger.Existing inspection trolley chief component is wheel, rectangle Frame, height regulating wheel, inspection platform.
Circuit breaker cart chassis vehicle is fixed under breaker mechanism, encounters circuit breaker cart chassis in maintenance repair work When the problem of in terms of vehicle mechanical structure bite and electric loop failure, existing inspection trolley cannot meet maintenance condition.Existing inspection Trolley is repaiied with circuit breaker cart in moving process, contact surface there is a possibility that friction and collision, cause the two outer layer insulation Paint damage and deformation etc..Since existing switch cabinet of converting station is divided into main transformer cabinet, circuit cabinet and PT cabinets, size is different, In order to meet the demand of daily O&M maintenance, therefore various cabinets at least need to configure 2 or more inspection trolleys, according to tune It looks into, general each 220kV or 110kV substations need to configure all kinds of inspection trolleys 8-10, and investment is big and occupies a large amount of raw Produce place.When substation creates or switchgear interval is newly-increased, need by manpower to lift circuit breaker cart to original inspection trolley On, it is then pushed into switchgear again, a circuit breaker cart weight needs manpower transport to the inspection of 800mm high in 100kg or so It repaiies on trolley, there is a possibility that topple, jeopardize personal equipment safety.
Invention content
The present invention can not overhaul circuit breaker cart chassis vehicle to solve existing inspection trolley, and solve existing maintenance The problems such as trolley is time-consuming and laborious provides Liftable type station trolley, can not only be made by the cooperation of all parts Maintenance becomes orderly, safe, time saving, laborsaving, moreover it is possible to improve stability, open circuit convenient to overhaul by the Telescopic of horizontal frame Device handcart chassis vehicle.
The present invention is achieved through the following technical solutions:
The shape of Liftable type station trolley, including horizontal frame, vertical door frame, the horizontal frame is a band There is the rectangle frame of opening, and the lower end at four angles of the horizontal frame is mounted on universal caster wheel, the vertical door frame is pacified vertically Mounted in horizontal frame upper end, the inside of the vertical door frame is equipped with rectangular channel;Have on the vertical door frame two in the horizontal direction The crossbeam for being arranged and being mutually parallel, two crossbeams are vertical with vertical door frame just have been connect, and two crossbeams are along level side To the lateral bracket that is slidably connected, described two lateral brackets are all connected with there are one vertical tray, described two vertical trays It is respectively positioned on the top of horizontal frame and all in same level, each vertical tray upper end is both provided with a handcart and leads Rail, 2 handcart guide rails are mutually parallel;Further include hydraulic lifting system, the hydraulic lifting system include arm, pulley, The shape of gear, chain, hydraulic pump and hydraulic lifting post, the arm is ladder-shaped frame, the bottom both ends of the ladder-shaped frame One group of pulley of each installation, there are two suspension hooks for the setting of upper bottom, and the pulley is arranged in the rectangular channel of the inside of vertical door frame, described Hydraulic pump and hydraulic lifting post are installed in horizontal frame, and the hydraulic pump provides power, the hydraulic pressure to hydraulic lifting post Straight up, which is equipped with gear to the lifting column of lifting column, and described chain one end is connected to hydraulic lifting post Fixing end, the other end are connected to around gear and after being engaged with gear on the bottom of the ladder-shaped frame.Liftable type substation Inspection trolley, mainly by horizontal frame, vertical door frame, handcart guide rail, the hydraulic mechanism composition of hanged circuit breaker cart;Wherein institute It states hydraulic mechanism to be made up of arm, pulley, gear, chain, hydraulic pump and hydraulic lifting post, first passing through handcart guide rail will break Road device handcart is moved to below arm, which can suitably be adjusted according to the width of circuit breaker cart, then be led to The suspension hook crossed on arm is hung on the hole for hoist of circuit breaker cart, is opened hydraulic pump and is provided power, hydraulic pressure liter for hydraulic lifting post The lifting column of drop column, which is raised above, drives the gear of lifting top end to move upwards, and the chain is fixed on hydraulic pressure liter due to one end The fixing end of column drops, then starting to shrink drive arm together upwards around the other end of gear moves upwards, final drive open circuit Device handcart moves upwards, and completes rise action, and step-down operation is on the contrary.
Optionally, the universal caster wheel carries brake gear, avoids occurring the case where car slipping in operation.
Further, the horizontal frame is made of a main steel frame and two secondary steelframes, and the main steel frame is horizontal positioned, Described two secondary steelframes are respectively perpendicular the both ends for being just connected on main steel frame, and described two secondary steelframes are mutually flat in same level Row;Described two secondary steelframes are retractable structure, and retractable structure inner horizontal direction is provided with lead screw, the lead screw On be provided with crank A, by retractable structure elongated rectangle frame structure with the stability for vehicle frame of improving the standard, retractable structure Lead screw by inside setting is flexible to control, and the crank A is then used to control lead screw.
Further, it is both provided with lead screw in the lateral bracket, crank B, the crank B use are provided on the lead screw Moving left and right for lateral bracket is completed in the lead screw in control lateral bracket.
Further, 2 handcart guide rails are connect by 4 screw lift structures with vertical tray, and every handcart is led 2 screw lift structures are set between rail and corresponding vertical tray, and 4 screw lift structures are both connected to crank C On, the crank C is used for while controlling the lifting action of 4 screw lift structures.
Further, it is both provided with limit hole on the inside of 2 handcart guide rails.
Further, it is provided with limiting device on the vertical tray, which is connected to the another of vertical tray End.
Further, the upper surface of the handcart guide rail is provided with pressure sensor apparatus, the pressure sensor apparatus Numerical value for detecting the placed object rival car rail pressure in handcart guide rail upper surface.
Optionally, every group of pulley is at least provided with 2.
Further, the operation button of handle and hydraulic pump is additionally provided on the vertical door frame.
Compared with prior art, the present invention having the following advantages and advantages:
1, Liftable type inspection trolley uses hollow design, the breaker encountered in effective solution maintenance repair work The predicament that handcart chassis vehicle cannot overhaul;Existing inspection trolley is solved with circuit breaker cart in moving process, contact surface is deposited In the possibility with collision that rubs, the case where causing the damage of the two outer layer insulation paint and deform.
2, the good characteristic that Liftable type inspection trolley can be adjusted freely due to its inspection platform width, can substantially reduce mesh The configuration quantity of preceding station trolley.By taking 110kV substations as an example, 2, PT cabinets, 2, high current cabinet, outgoing line cabinet 2-3, If using Liftable type inspection trolley, only need to be equipped with 2-3, you can meet daily maintenance and service requirements, both saved Production cost reduces occupation of land again.
3, Liftable type inspection trolley can realize the work(that circuit breaker cart is directly risen to from ground to breaker of switch cabinet room Can, it eliminates when substation creates or switchgear interval is newly-increased, needs to lift circuit breaker cart by manpower small to original maintenance The trouble of vehicle, it is time saving, laborsaving, it also can avoid by issuable security risk during manpower transport.
4, effectively service personnel is avoided to hand between teams and groups when switchgear and circuit breaker cart are overhauled and tested Pitch security risk caused by operation.In actual operation process, a switchgear interval needs relay protection personnel to carry out Signal to point, protective debugging, whole group transmission etc., substation equipment maintenance and repair personnel's routine inspection, High-Voltage Experimentation personnel's mechanical characteristic test, Loop resistance, insulation resistance, the work such as high-potting, during the work time each teams and groups be inevitably related to cross-operation, And cross-operation is as a higher dangerous point, never effective solution method.Liftable type inspection trolley is daily Work in, can by the circuit breaker cart in all switchgears take out then uniformly be placed on fixed position, as independent High-potting space for maintenance, operating personnel is separated by the method, cross-operation is effectively prevented, also greatly improves Overhaul efficiency.
Description of the drawings
Attached drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes one of the application Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings:
Fig. 1 is positive structure diagram of the present invention;
Fig. 2 is left view structural representation of the present invention;
Fig. 3 is the overlooking structure diagram of handcart guide rail, vertical tray and screw lift structure.
The title of label and corresponding part in attached drawing:
1- suspension hooks, 2- handcart guide rails, 3- limiting devices, 4- pulleys, 51- cranks A, 52- crank B, 53- crank C, 6- tooth Wheel, 7- chains, 8- hydraulic pumps, 9- screw lift structures, 10- handles, 11- universal caster wheels, 12- pressure sensor apparatus, 13- behaviour Make button.
Specific implementation mode
To make the objectives, technical solutions, and advantages of the present invention clearer, with reference to embodiment and attached drawing, to this Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make For limitation of the invention.
Embodiment 1
As shown in Figure 1, 2, Liftable type station trolley, including horizontal frame, vertical door frame, the horizontal frame Shape be a rectangle frame with opening, and the lower end at four angles of the horizontal frame is mounted on universal caster wheel 11, described Vertical door frame is vertically installed at horizontal frame upper end, and the inside of the vertical door frame is equipped with rectangular channel;Have on the vertical door frame Two crossbeams that are horizontally disposed and being mutually parallel, two crossbeams are vertical with vertical door frame just have been connect, described two Crossbeam is slidably connected a lateral bracket in the horizontal direction, and described two lateral brackets are all connected with that there are one vertical tray, institutes State that two vertical trays are respectively positioned on the top of horizontal frame and all in same level, each vertical tray upper end is respectively provided with There are a handcart guide rail 2,2 handcart guide rails 2 to be mutually parallel;Further include hydraulic lifting system, the hydraulic lifting system Including arm, pulley 4, gear 6, chain 7, hydraulic pump 8 and hydraulic lifting post, the shape of the arm is ladder-shaped frame, should Respectively there are two suspension hooks 1 for one group of pulley 4 of installation, the setting of upper bottom at the bottom both ends of ladder-shaped frame, and the pulley 4 is arranged in vertical door frame Inside rectangular channel in, the hydraulic pump 8 and hydraulic lifting post are installed in horizontal frame, the hydraulic pump 8 give hydraulic pressure Lifting column provides power, and straight up, which is equipped with gear 6, the chain to the lifting column of the hydraulic lifting post 7 one end of item is connected to the fixing end of hydraulic lifting post, and the other end is connected to described trapezoidal around gear 6 and after being engaged with gear 6 On the bottom of frame.Liftable type station trolley, mainly by horizontal frame, vertical door frame, handcart guide rail, hanged open circuit The hydraulic mechanism of device handcart forms;The wherein described hydraulic mechanism passes through arm, pulley 4, gear 6, chain 7, hydraulic pump 8 and liquid It presses lifting column to constitute, first passes through handcart guide rail 2 and circuit breaker cart is moved to below arm, which can be according to disconnected The width of road device handcart is suitably adjusted, and is then hung on the hole for hoist of circuit breaker cart by the suspension hook 1 on arm, is opened Hydraulic pump 8 provides power for hydraulic lifting post, the lifting column of hydraulic lifting post be raised above drive the gear 6 of lifting top end to Upper movement, the chain 7 are fixed on the fixing end of hydraulic lifting post due to one end, then the other end for bypassing gear 6 starts upwards It shrinks and drives arm to move upwards together, it is final that circuit breaker cart is driven to move upwards, rise action is completed, step-down operation is anti- It.
The universal caster wheel 11 carries brake gear, avoids occurring the case where car slipping in operation.
The horizontal frame is made of a main steel frame and two secondary steelframes, and the main steel frame is horizontal positioned, described two Secondary steelframe is respectively perpendicular the both ends for being just connected on main steel frame, and described two secondary steelframes are mutually parallel in same level;It is described Two secondary steelframes are retractable structure, and retractable structure inner horizontal direction is provided with lead screw, is arranged on the lead screw There is crank A51, by retractable structure elongated rectangle frame structure with the stability for vehicle frame of improving the standard, retractable structure passes through The lead screw of inside setting is flexible to control, and the crank A51 is then used to control lead screw.
It is both provided with lead screw in the lateral bracket, crank B52, the crank B52 are provided on the lead screw for controlling Lead screw in lateral bracket processed completes moving left and right for lateral bracket.
2 handcart guide rails, 2 inside is both provided with limit hole 31.
Every group of pulley 4 is at least provided with 2.
The operation button 13 of handle 10 and hydraulic pump 8 is additionally provided on the vertical door frame;The hydraulic pump 8 and liquid It is the prior art to press lifting column.
Embodiment 2
As shown in Figure 2,3, a handcart guide rail 2, vertical tray and 2 screw lift structures 9 are illustrated only in Fig. 3, 2 handcart guide rails 2 are connect by 4 screw lift structures 9 with vertical tray, and every handcart guide rail 2 hangs down with corresponding 2 screw lift structures 9 are set between straight bracket, 4 screw lift structures 9 are both connected on crank C53, the crank C53 is used for while controlling the lifting action of 4 screw lift structures 9.
Limiting device 3 is provided on the vertical tray, which is connected to the other end of vertical tray.
The upper surface of the handcart guide rail 2 is provided with pressure sensor apparatus 12, and the pressure sensor apparatus 12 is used for The numerical value of placed 2 pressure of object rival car guide rail in 2 upper surface of handcart guide rail is detected, which is existing skill Art.
Embodiment 3
As shown in Figure 1, 2, 3, Liftable type station trolley is using operating process:By handle 10 to trolley into Row manipulates, and before reaching assigned switch cabinet, by adjusting crank B52, vertical tray is made, with width, to continue to manipulate small with circuit breaker cart Vehicle makes limiting device 3 just be inserted into the limit hole of switchgear;Trolley is locked by the brake gear of universal caster wheel 11, is kept away Exempt from occur the case where car slipping in the operating process below, then by adjusting crank C53, makes handcart guide rail 2 and breaker hand Vehicle is contour, and then circuit breaker cart is pulled on handcart guide rail 2, and ensures that the limiting device of breaker just falls on handcart guide rail 31 in limit hole on 2, suspension hook 1 is hooked in the hole for hoist of circuit breaker cart in next step, first passes through hydraulic pump operation button 13 By circuit breaker cart sling to pressure sensor apparatus 12 detect no pressure until, then adjust crank B52 until bracket width Until width more than circuit breaker cart, so that circuit breaker cart is passed through bracket, put on the ground.
It, only need to be by step above when needing to lift circuit breaker cart when substation creates or switchgear interval is newly-increased Rapid reverse operation one time.
When needing moving trolley, the brake gear of universal caster wheel 11 is first released, then so that horizontal frame is increased by crank A51 It is long, manipulate trolley finally by handle 10.
It, only need to be after having operated above step, by circuit breaker cart chassis when needing to overhaul circuit breaker cart chassis vehicle The fixing bolt of vehicle is placed in four corners hole of chassis vehicle lower part, then by hydraulic pump operation button 13 that hydraulic pump is locked i.e. It can.
Above-described specific implementation mode has carried out further the purpose of the present invention, technical solution and advantageous effect It is described in detail, it should be understood that the foregoing is merely the specific implementation mode of the present invention, is not intended to limit the present invention Protection domain, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include Within protection scope of the present invention.

Claims (10)

1. Liftable type station trolley, which is characterized in that including horizontal frame, vertical door frame, the horizontal frame Shape is a rectangle frame with opening, and the lower end at four angles of the horizontal frame is mounted on universal caster wheel (11), described Vertical door frame is vertically installed at horizontal frame upper end, and the inside of the vertical door frame is equipped with rectangular channel;Have on the vertical door frame Two crossbeams that are horizontally disposed and being mutually parallel, two crossbeams are vertical with vertical door frame just have been connect, described two Crossbeam is slidably connected a lateral bracket in the horizontal direction, and described two lateral brackets are all connected with that there are one vertical tray, institutes State that two vertical trays are respectively positioned on the top of horizontal frame and all in same level, each vertical tray upper end is respectively provided with There are a handcart guide rail (2), 2 handcart guide rails (2) to be mutually parallel;Further include hydraulic lifting system, the hydraulic lifting System includes that arm, pulley (4), gear (6), chain (7), hydraulic pump (8) and hydraulic lifting post, the shape of the arm are Ladder-shaped frame, respectively one group of pulley (4) of installation, the setting of upper bottom are there are two suspension hook (1) for the bottom both ends of the ladder-shaped frame, and the pulley (4) it is arranged in the rectangular channel of the inside of vertical door frame, the hydraulic pump (8) and hydraulic lifting post are installed in horizontal frame On, the hydraulic pump (8) give hydraulic lifting post provide power, the lifting column of the hydraulic lifting post straight up, the lifting column Top is equipped with gear (6), and described chain (7) one end is connected to the fixing end of hydraulic lifting post, and the other end bypasses gear (6) simultaneously It is connected on the bottom of the ladder-shaped frame after being engaged with gear (6).
2. Liftable type station trolley according to claim 1, it is characterised in that:The universal caster wheel (11) is equal With brake gear.
3. Liftable type station trolley according to claim 1, it is characterised in that:The horizontal frame is by one Main steel frame and two secondary steelframes are constituted, and the main steel frame is horizontal positioned, and described two secondary steelframes are respectively perpendicular and are just connected on main steel frame Both ends, and two secondary steelframes are mutually parallel in same level;Described two secondary steelframes are retractable structure, and Retractable structure inner horizontal direction is provided with lead screw, and crank A (51) is provided on the lead screw.
4. Liftable type station trolley according to claim 1, it is characterised in that:It is all provided in the lateral bracket It is equipped with lead screw, crank B (52) is provided on the lead screw.
5. Liftable type station trolley according to claim 1, it is characterised in that:2 handcart guide rails (2) It is connect with vertical tray by 4 screw lift structures (9), is set between every handcart guide rail (2) and corresponding vertical tray 2 screw lift structures (9) are set, 4 screw lift structures (9) are both connected on crank C (53).
6. Liftable type station trolley according to claim 1, it is characterised in that:2 handcart guide rails (2) Inside is both provided with limit hole (31).
7. Liftable type station trolley according to claim 1, it is characterised in that:It is arranged on the vertical tray There is limiting device (3), which is connected to the other end of vertical tray.
8. Liftable type station trolley according to claim 1, it is characterised in that:The handcart guide rail (2) Upper surface is provided with pressure sensor apparatus (12), and the pressure sensor apparatus (12) is for detecting handcart guide rail (2) upper table The numerical value of placed object rival car guide rail (2) pressure in face.
9. Liftable type station trolley according to claim 1, it is characterised in that:Every group of pulley (4) is extremely It is provided with 2 less.
10. Liftable type station trolley according to claim 1, it is characterised in that:On the vertical door frame also It is provided with the operation button (13) of handle (10) and hydraulic pump (8).
CN201810737799.0A 2018-07-06 2018-07-06 Lifting trolley for overhauling transformer substation Active CN108557698B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810737799.0A CN108557698B (en) 2018-07-06 2018-07-06 Lifting trolley for overhauling transformer substation

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Application Number Priority Date Filing Date Title
CN201810737799.0A CN108557698B (en) 2018-07-06 2018-07-06 Lifting trolley for overhauling transformer substation

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CN108557698A true CN108557698A (en) 2018-09-21
CN108557698B CN108557698B (en) 2023-12-12

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111725725A (en) * 2020-06-24 2020-09-29 广州坤开机电设备有限公司 Multifunctional wire arranging tool vehicle for assembling distribution box and using method thereof
CN112003177A (en) * 2020-08-25 2020-11-27 贵州电网有限责任公司 Trolley device for overhauling 10kV circuit breaker in transformer substation and using method
CN114914833A (en) * 2022-05-16 2022-08-16 国网山东省电力公司巨野县供电公司 10kV withdrawable vacuum circuit breaker overhauls platform
CN115057386A (en) * 2022-06-01 2022-09-16 国网安徽省电力有限公司阜阳供电公司 Special maintenance vehicle for breaker mechanism in 35kV cabinet and use method

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