CN110761543A - Urban vehicle movable type climbing operation platform suitable for urban vehicle maintenance - Google Patents

Urban vehicle movable type climbing operation platform suitable for urban vehicle maintenance Download PDF

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Publication number
CN110761543A
CN110761543A CN201911101951.7A CN201911101951A CN110761543A CN 110761543 A CN110761543 A CN 110761543A CN 201911101951 A CN201911101951 A CN 201911101951A CN 110761543 A CN110761543 A CN 110761543A
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CN
China
Prior art keywords
guardrail
platform
city vehicle
body frame
main body
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.)
Pending
Application number
CN201911101951.7A
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Chinese (zh)
Inventor
葛钰
郑青松
李加祺
殷勤
李经伟
林飞
刘高坤
熊盛
周明星
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.)
China Railway Siyuan Survey and Design Group Co Ltd
Original Assignee
China Railway Siyuan Survey and Design Group Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by China Railway Siyuan Survey and Design Group Co Ltd filed Critical China Railway Siyuan Survey and Design Group Co Ltd
Priority to CN201911101951.7A priority Critical patent/CN110761543A/en
Publication of CN110761543A publication Critical patent/CN110761543A/en
Pending legal-status Critical Current

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/15—Scaffolds primarily resting on the ground essentially comprising special means for supporting or forming platforms; Platforms
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/24—Scaffolds primarily resting on the ground comprising essentially special base constructions; comprising essentially special ground-engaging parts, e.g. inclined struts, wheels
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/02—Scaffold feet, e.g. with arrangements for adjustment
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/10—Steps or ladders specially adapted for scaffolds
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/14—Railings
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G5/00—Component parts or accessories for scaffolds
    • E04G5/14—Railings
    • E04G5/141—Railings with an access door or the like therefor
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
    • E04H5/00—Buildings or groups of buildings for industrial or agricultural purposes
    • E04H5/02—Buildings or groups of buildings for industrial purposes, e.g. for power-plants or factories
    • E04H5/06—Pits or building structures for inspection or services
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/15—Scaffolds primarily resting on the ground essentially comprising special means for supporting or forming platforms; Platforms
    • E04G2001/155—Platforms with an access hatch for getting through from one level to another
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/15—Scaffolds primarily resting on the ground essentially comprising special means for supporting or forming platforms; Platforms
    • E04G2001/156—Stackable platforms
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/24—Scaffolds primarily resting on the ground comprising essentially special base constructions; comprising essentially special ground-engaging parts, e.g. inclined struts, wheels
    • E04G2001/242—Scaffolds movable on wheels or tracks
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G1/00—Scaffolds primarily resting on the ground
    • E04G1/24—Scaffolds primarily resting on the ground comprising essentially special base constructions; comprising essentially special ground-engaging parts, e.g. inclined struts, wheels
    • E04G2001/248—Inclined struts

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Ladders (AREA)

Abstract

The invention discloses a movable urban vehicle climbing operation platform suitable for urban vehicle maintenance, which comprises a main body frame (1), wherein walking wheels (7) are arranged at the bottom of the main body frame (1), a platform table top (3) is arranged at the top of the main body frame, a guardrail (6) is arranged on three sides of the platform table top (3), a left rotating guardrail (604) and a right rotating guardrail (601) are symmetrically arranged on the other side of the platform table top, an opening is formed in the platform table top (3), the top of a ladder component (4) corresponds to the opening, a turning plate component (5) is arranged on one side of the platform table top (3) corresponding to the left rotating guardrail (604) and the right rotating guardrail (601), and the turning plate component (5) comprises a turning plate (506). The top-climbing operation platform can be moved to a set position and locked according to maintenance needs, workers open the door, step on the platform surface of the platform along the ladder, put down the two groups of turning plates, and then can climb the top for maintenance, and the maintenance operation efficiency and safety of the railway vehicles in the urban area are greatly improved.

Description

Urban vehicle movable type climbing operation platform suitable for urban vehicle maintenance
Technical Field
The invention belongs to the technical field of urban railway vehicle maintenance equipment, and particularly relates to a urban vehicle movable type climbing operation platform suitable for urban vehicle maintenance.
Background
With the acceleration of the urbanization process of China, urban railways are bred, wherein the urban railways refer to a rapid passenger transportation rail transit mode which is used for carrying short-distance passenger transportation mainly by urban commuting passenger flow and adopts a transportation organization mode of high-density small marshalling and public transportation within 100 kilometers in an urban area with developed economy and dense population, a large city in the area is taken as a center, the central urban area is connected with a satellite city, and the distance between the central urban area and the satellite city is usually less than 100 kilometers.
With the continuous popularization of urban railways, the maintenance of urban vehicles is more and more important. The urban vehicles adopt alternating current collection and a transportation organization mode of high density, small marshalling and public transportation, so that the urban vehicles are different from subways and high-speed rails.
In view of the difference of urban vehicles, the currently adopted overhead working platform equipment has complex operation, more control buttons, heavier platform and inconvenient movement, thus causing low maintenance efficiency.
Disclosure of Invention
Aiming at the defects or improvement requirements of the prior art, the invention provides the urban area vehicle movable type climbing operation platform suitable for urban area vehicle maintenance, the platform can be moved to a set position and locked according to maintenance needs, a worker opens a door, pedals the platform top along a ladder, opens a right rotating guardrail and a left rotating guardrail, puts down two groups of turning plates, and can climb the top for maintenance work, the structure is simple, the operation is convenient, the flexible movement is realized, and the maintenance operation efficiency and the safety of the urban area railway vehicle are greatly improved.
In order to achieve the above object, the present invention provides a city vehicle mobile type climbing operation platform suitable for city vehicle maintenance, comprising:
the walking wheel is arranged at the bottom of the main body frame, the platform table top is arranged at the top of the main body frame, three sides of the platform table top are provided with guardrails, the other sides of the platform table top are symmetrically provided with a left rotating guardrail and a right rotating guardrail, and the left rotating guardrail and the right rotating guardrail are respectively in rotating connection with the guardrails through third hinges;
the platform top is provided with an opening, the top of the ladder assembly corresponds to the opening, and the bottom of the ladder assembly is fixedly connected with a bottom cross beam of the main body frame;
the platform table top is provided with a turning plate assembly corresponding to one side of the left rotary guardrail and the right rotary guardrail, the turning plate assembly comprises a turning plate, one side of the turning plate assembly is rotatably connected with the platform table top through a second hinge, and the two ends of the turning plate assembly are rotatably connected with the guardrails through a rotating mechanism.
Further, rotary mechanism includes pivot and connecting rod, the connecting rod both ends respectively with the pivot is connected, and one of them pivot with turn over board fixed connection.
Further, the rotating mechanism comprises a one-way damper, and the one-way damper is connected with the other rotating shaft.
Further, the rotation mechanism includes a handle link connected with the one-way damper.
Furthermore, the ladder assembly comprises a pedal group and ladder handrails arranged on two sides of the pedal group.
Furthermore, the ladder assembly comprises a ladder fixing seat which is arranged at the bottom of the stepping group.
Further, the guardrail comprises an outer side guardrail arranged on the edge of the platform surface and an inner side guardrail arranged around the opening.
Further, the guardrail bottom through guardrail seat with main body frame realizes fixed connection.
Further, the main body frame comprises upright posts, cross beams, longitudinal beams, diagonal braces and doors;
the upright posts and the longitudinal beams are fixed by welding;
the cross beam, the inclined strut and the upright post are fixedly connected through bolts;
the door is connected with the upright post in a rotating mode through a first hinge.
Furthermore, four corners of the bottom of the main body frame are respectively provided with a support rod piece;
one end of the support rod piece is provided with a screw rod assembly and a nut sleeved on the screw rod assembly;
and the other end of the support rod piece is provided with a support fixing seat and a pin shaft.
In general, compared with the prior art, the above technical solution contemplated by the present invention can achieve the following beneficial effects:
1. the top climbing operation platform can be moved to a set position and locked according to maintenance needs, workers can climb the top of the platform to perform maintenance work by opening the door, pedaling the platform along a ladder, opening the right rotary guardrail and the left rotary guardrail and putting down the two groups of turning plates, and the top climbing operation platform is simple in structure, convenient to operate, flexible to move and capable of greatly improving the maintenance operation efficiency and safety of urban railway vehicles.
2. According to the overhead working platform, the supporting rod piece can rotate 180 degrees by taking the pin shaft as the center, when the platform moves integrally, the supporting rod piece is retracted, and can rotate at any angle between 0 and 180 degrees during working, the other end of the supporting rod piece is connected with the screw rod assembly through the nut, after the platform reaches a working position, the supporting rod piece is unfolded, and the screw rod assembly is rotated to be attached to the ground, so that the stability of the platform is improved.
3. According to the overhead working platform, one end of the ladder assembly is fixed with the main body frame and the platform surface through the bolts, the other end of the ladder assembly is provided with the ladder fixing seat, and the ladder fixing seat is fixed with the main body frame through the bolts. The ladder subassembly divide into pedal group and ladder handrail, and the safety when the ladder handrail can guarantee the operation personnel step the ladder.
4. The roof climbing operation platform provided by the invention has the advantages that the control connecting rod device consisting of the handle connecting rod, the one-way damper, the rotating shaft and the connecting rod can control the turnover of the turnover plate, the turnover plate is retracted when the wrench connecting rod moves upwards, otherwise, the turnover plate is unfolded, the one-way damper has a self-locking function, and the stability of the turnover plate in the operation process is ensured.
5. According to the overhead working platform, the inner side guardrail is fixed with the platform surface through the bolt, the outer side guardrail is connected with the guardrail seat, the guardrail seat is fixed with the platform surface through the bolt, and the platform guardrail ensures the working safety when an operator steps on the platform surface and walks on the platform surface.
6. According to the overhead working platform, the door is arranged on one side of the main body frame and connected with the upright post through the hinge, workers enter from the door and go out of the platform surface of the platform along the ladder during working, and the platform is convenient and quick to use.
Drawings
Fig. 1 is a schematic view of an overall structure of a mobile top-climbing operation platform for urban vehicles according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a main frame of a mobile operation platform for urban area vehicle to ascend a top according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a support member of a mobile overhead working platform for urban vehicles according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a ladder assembly of a mobile overhead working platform for urban vehicles according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of a platform flap assembly for mobile operations of urban vehicles during the operation of climbing the top according to an embodiment of the present invention;
fig. 6 is a schematic view of a guardrail of a mobile overhead working platform for urban vehicles according to an embodiment of the invention.
In all the figures, the same reference numerals denote the same features, in particular: 1-a body frame; 2-supporting the rod member; 3-a platform surface; 4-a ladder assembly; 5-a flap assembly; 6, protecting the fence; 7-travelling wheels; 101-a column; 102-main frame cross member; 103-main frame stringers; 104-main frame diagonal bracing; 105-a door; 106-a first hinge; 201-a screw assembly; 202-a nut; 203-a pin shaft; 204-supporting the fixed seat; 401-pedal group; 402-ladder rails; 403-ladder fixing seats; 501-handle link; 502-one-way damper; 503-a rotating shaft; 504-connecting rod; 505-a second hinge; 506-turning plate; 601-right rotation fence; 602-outside fence; 603-inside guard rail; 604-left turning guard bar; 605-guardrail seat; 606-a third hinge.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
As shown in fig. 1, an embodiment of the present invention provides a mobile urban vehicle climbing operation platform, which includes a main frame 1, a support rod 2, a platform top 3, a ladder assembly 4, a flap assembly 5, a guardrail 6, and road wheels 7. Road wheels 7 are installed at four column feet of the main body frame 1, so that the platform can move. Supporting rod pieces 2 are installed on four upright columns of the main body frame 1, so that the contact area between the main body frame and the ground is increased, and the stability of the platform is guaranteed. The platform table-board 3, the guardrail 6 and the ladder component 4 are respectively fixed with the main body frame 1 through bolts. The turning plate component 5 is fixed with the platform surface 3 and the main body frame 1 through bolts.
Fig. 2 is a schematic view of a main body frame of a mobile top-climbing operation platform for a vehicle in a city area according to an embodiment of the present invention. As shown in fig. 2, the body frame 1 includes a pillar 101, a cross member 102, a side member 103, a diagonal brace 104, and a door 105. The upright column 101 and the longitudinal beam 103 are fixed by welding, the cross beam 102 and the inclined strut 104 are fixed with the upright column 101 by bolts, and the stability of the main body frame is good. A door 105 is installed on one side of the main body frame and connected with the upright post 101 through a first hinge 106, and a worker enters from the door 105 and goes out of the platform top 3 along the ladder 4 during operation. The walking wheels 7 are fixed with the main body frame 1 through bolts, and the platform is moved.
Fig. 3 is a schematic view of a support member of a mobile overhead working platform for a city vehicle according to an embodiment of the present invention. As shown in fig. 3, the supporting rod 2 and the main body frame 1 have two connection points, the supporting fixing seat 204 is fixed to the main body frame by bolts and connected to the supporting rod 2 by the pin 203, the supporting rod 2 can rotate 180 degrees around the pin, when the platform moves as a whole, the supporting rod 2 is retracted, and during operation, the supporting rod can rotate at any angle between 0 and 180 degrees. The other end of the support rod member 2 is connected with the screw rod assembly 201 through the nut 202, after the platform reaches the operation position, the support rod member 2 is unfolded, the screw rod assembly 201 is rotated to be attached to the ground, and the stability of the platform is improved.
FIG. 4 is a schematic structural diagram of a ladder assembly of a mobile overhead working platform for urban vehicles according to an embodiment of the present invention; as shown in fig. 4, one end of the ladder assembly 4 is fixed to the main body frame 1 and the platform floor 3 by bolts, and the other end is provided with a ladder fixing base 403, and the ladder fixing base 403 is fixed to the main body frame by bolts. The ladder assembly 4 is divided into a set of pedals 401 and ladder rails 402. the ladder rails 402 ensure the safety of the operator when stepping into the ladder.
Fig. 5 is a schematic structural view of a flap assembly of a mobile overhead working platform of a city vehicle according to an embodiment of the present invention, as shown in fig. 5, a flap 506 is connected to a platform surface through a second hinge 505, a control link device composed of a handle link 501, a one-way damper 502, a rotating shaft 503 and a link 504 can control the flap 506 to turn over, the flap 506 is retracted when the handle link 501 moves upward, otherwise, the flap 506 is unfolded, and the one-way damper 502 has a self-locking function, so as to ensure the flap 506 to be stable during the working process.
FIG. 6 is a schematic view of a guardrail structure of a mobile top-climbing platform for vehicles in a city area according to an embodiment of the present invention; as shown in fig. 6, the guard rail 6 includes a right swivel guard rail 601, a lateral guard rail 602, a medial guard rail 603, and a left swivel guard rail 604. The right and left rotation fences 601 and 604 are connected to the main body frame 1 by a third hinge 606, and the right and left rotation fences 601 and 604 are rotatable by 90 °. The inner side guardrail 602 is fixed with the platform table top 3 through bolts, the outer side guardrail 602 is connected with the guardrail seat 605, the guardrail seat is fixed with the platform table top 3 through bolts, and the platform guardrail ensures the operation safety of operators when pedaling the table top and walking on the table top.
The working steps and the implementation effect of the mobile urban vehicle roof-climbing operation platform are as follows:
step 1: after the train needing to be overhauled stops at the designated position, the working personnel push the working platform to the designated working position.
Step 2: after the working platform is pushed to the formulated working position, the worker opens the support rod member 2 and rotates the screw rod assembly 201, so that the screw rod assembly 201 is tightly attached to the ground. The operation platform is guaranteed not to move, and therefore the life safety of workers is prevented from being threatened.
And step 3: after the support bar 2 is fixed, the worker opens the door 106, climbs the platform top 3 along the ladder 4, opens the right and left rotary fences 601 and 604, puts down the two sets of flaps 506, and can then ascend.
And 4, step 4: after the work is finished, the worker needs to fold the turning plate 506, then close the right rotary guardrail 601 and the left rotary guardrail 604, go down to the ground along the ladder 4, fold the screw rod assembly 201 and the support rod 2, and finally transport the work platform to a storage place for storage.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (10)

1. The utility model provides a portable work platform that tops of city territory vehicle suitable for city territory vehicle overhauls which characterized in that includes:
the walking wheel type rotary guardrail comprises a main body frame (1), wherein walking wheels (7) are arranged at the bottom of the main body frame (1), a platform table top (3) is arranged at the top of the main body frame, guardrails (6) are arranged on three sides of the platform table top (3), a left rotary guardrail (604) and a right rotary guardrail (601) are symmetrically arranged on the other side of the platform table top, and the left rotary guardrail (604) and the right rotary guardrail (601) are respectively in rotary connection with the guardrails (6) through third hinges (606);
the platform top (3) is provided with an opening, the top of the ladder assembly (4) corresponds to the opening, and the bottom of the ladder assembly is fixedly connected with a bottom cross beam of the main body frame (1);
the platform table board (3) is provided with a turning plate assembly (5) corresponding to one side of the left rotating guardrail (604) and the right rotating guardrail (601), the turning plate assembly (5) comprises a turning plate (506), one side of the turning plate assembly is rotatably connected with the platform table board (3) through a second hinge (505), and the two ends of the turning plate assembly are rotatably connected with the guardrails (6) through a rotating mechanism.
2. A city vehicle movable type roof-climbing operation platform suitable for city vehicle overhaul according to claim 1, wherein the rotating mechanism comprises a rotating shaft (503) and a connecting rod (504), two ends of the connecting rod (504) are respectively connected with the rotating shaft (503), and one of the rotating shaft (503) is fixedly connected with the turning plate (506).
3. A city vehicle mobile roof-climbing work platform suitable for city vehicle overhaul according to claim 1 or 2, characterized in that the rotating mechanism comprises a one-way damper (502), and the one-way damper (502) is connected with the other rotating shaft (503).
4. A city vehicle mobile rooftop work platform suitable for city vehicle overhaul according to any one of claims 1 to 3, characterized in that the rotation mechanism comprises a handle link (501), and the handle link (501) is connected with the one-way damper (502).
5. A city vehicle mobile roof-climbing work platform suitable for city vehicle overhaul according to claim 1, wherein the ladder assembly (4) comprises a pedal group (402) and ladder handrails (401) arranged at two sides of the pedal group (402).
6. A city vehicle mobile roof-climbing work platform suitable for city vehicle overhaul according to claim 1 or 5, characterized in that the ladder assembly (4) comprises a ladder fixing seat (403), and the ladder fixing seat (403) is arranged at the bottom of the stepping group (402).
7. A city vehicle mobile roof-climbing work platform suitable for city vehicle overhaul according to claim 1, characterized in that the guardrail (6) comprises an outer guardrail (602) arranged at the edge of the platform surface (3) and an inner guardrail (603) arranged around the opening.
8. A city vehicle mobile roof-climbing operation platform suitable for city vehicle overhaul according to claim 1 or 7, characterized in that the bottom of the guardrail (6) is fixedly connected with the main body frame (1) through a guardrail seat (605).
9. A city vehicle mobile roof boarding work platform suitable for city vehicle maintenance according to claim 1, characterized in that the main body frame (1) comprises uprights (101), cross beams (102), longitudinal beams (103), diagonal braces (104) and doors (105);
the upright post (101) and the longitudinal beam (103) are fixed by welding;
the cross beam (102), the inclined strut (104) and the upright post (101) are fixedly connected through bolts;
the door (105) is rotatably connected with the upright (101) through a first hinge (106).
10. A city vehicle movable type roof-climbing operation platform suitable for city vehicle maintenance according to claim 1 or 9, characterized in that four corners of the bottom of the main body frame (1) are respectively provided with a support rod member (2);
one end of the support rod piece (2) is provided with a screw rod assembly (201) and a nut (202) sleeved on the screw rod assembly (201);
and a support fixing seat (204) and a pin shaft (203) are arranged at the other end of the support rod piece (2).
CN201911101951.7A 2019-11-12 2019-11-12 Urban vehicle movable type climbing operation platform suitable for urban vehicle maintenance Pending CN110761543A (en)

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Application Number Priority Date Filing Date Title
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CN111910972A (en) * 2020-09-08 2020-11-10 河南省水利勘测设计研究有限公司 A foldable maintenance platform for electric block

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CN111691656A (en) * 2020-07-14 2020-09-22 陕西国防工业职业技术学院 Construction frame and manufacturing method thereof
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