CN210029946U - Unfolding type maintenance platform for windshield wipers of motor car - Google Patents

Unfolding type maintenance platform for windshield wipers of motor car Download PDF

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Publication number
CN210029946U
CN210029946U CN201920168765.4U CN201920168765U CN210029946U CN 210029946 U CN210029946 U CN 210029946U CN 201920168765 U CN201920168765 U CN 201920168765U CN 210029946 U CN210029946 U CN 210029946U
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platform
frame
auxiliary
hydraulic cylinder
unfolding
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CN201920168765.4U
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Chinese (zh)
Inventor
刘乐平
陈金华
袁林中
曾昭韦
董岳海
周文艳
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East China Jiaotong University
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East China Jiaotong University
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Abstract

The utility model discloses a formula of stretching motor car wiper overhauls platform belongs to the motor car and overhauls technical field, formula of stretching motor car wiper overhauls platform includes the bottom automobile body, elevating system, the extension platform, fix on the factory building and link up the frame and fix the complementary unit who links up on the frame, elevating system's lower extreme is connected with the bottom automobile body, elevating system's upper end is connected with the extension platform, elevating system is used for lifting or descending extension platform, be used for supporting the extension platform when complementary unit expandes, complementary unit draws in the time and the platform separation is stretched in the extension. The utility model discloses an extended formula motor car wiper overhauls platform, simple structure, convenient operation provides a safe maintenance platform for the maintainer, guarantees to overhaul the platform and does not take place to tumble during the staff overhauls the wiper, guarantees the safety of whole maintenance process, and the maintainer of being convenient for overhaul the upper and lower round trip that can be safe when overhauing the operation, effectively improves the maintenance work efficiency to the wiper.

Description

Unfolding type maintenance platform for windshield wipers of motor car
Technical Field
The utility model relates to a motor car overhauls technical field, especially relates to an extended formula motor car wiper overhauls platform.
Background
The windshield at the foremost end of the motor train unit bears the impact of high-speed airflow, and impurities such as dust, oil stains and the like mixed in the airflow can be deposited on the windshield in the process, so that the definition of the windshield is influenced. In weather conditions such as rain and snow, the windshield is also covered by rain and snow, which shortens the viewing distance of the driver. The definition of the windshield directly influences the visual field of a driver, so that the driving safety of the motor train unit is influenced. Therefore, continuous reliability of the wiper system performance is the most fundamental requirement for ensuring driving safety, and it is extremely important to ensure reliable performance of the wiper system through frequent maintenance repairs.
At present, the maintenance operation of the windshield wiper of the motor car is generally carried out by putting a ladder on the head of the motor car, and a maintainer climbs the ladder and runs on the head of the motor car in an streamline form. And the motor car is when designing, for reducing the friction windage, the locomotive adopts streamlined design, and this also leads to the ladder very easily landing, brings very big hidden danger for maintainer's personal safety, and maintainer makes a round trip to overhaul inconveniently from top to bottom when overhauing the operation, overhauls work efficiency low. In order to ensure that the maintenance and repair of the windshield wiper are smoothly carried out and simultaneously potential safety hazards are not caused to maintainers, the design of the maintenance platform for the windshield wiper of the bullet train is particularly important.
SUMMERY OF THE UTILITY MODEL
In order to overcome the not enough of prior art, the utility model aims to solve the technical problem that a unfolding formula motor car wiper overhauls platform is proposed, provides a safe maintenance platform for the maintainer, solves the potential safety hazard problem, and the maintainer of being convenient for overhauls the upper and lower round trip that can be safe when overhauing the operation, makes things convenient for the maintainer operation, effectively improves the maintenance work efficiency to the wiper.
The utility model adopts the technical proposal that:
the utility model provides a pair of unfolding formula motor car wiper overhauls platform, include bottom automobile body, elevating system, exhibition extension platform, fix on the factory building link up the frame and fix link up the complementary unit on the frame, elevating system's lower extreme with the bottom automobile body is connected, elevating system's upper end with the exhibition extension platform is connected, elevating system is used for lifting or descending the exhibition extension platform, be used for supporting when complementary unit expandes the exhibition extension platform, complementary unit draw in the time with the platform separation is stretched in the exhibition.
As a further improvement of this scheme, elevating system includes two at least bracing pieces, lifts the pneumatic cylinder, connects the exhibition is stretched the platform with cut fork expansion bracket between the bottom automobile body, two at least the bracing piece all links firmly cut on the fork expansion bracket, it connects two to lift the pneumatic cylinder between the bracing piece, is used for control cut the flexible of fork expansion bracket.
As a further improvement of this scheme, elevating system still includes the wheel train that rolls, cut the upper end one side of fork expansion bracket with the exhibition is stretched the platform and is articulated mutually, the upper end opposite side of cutting the fork expansion bracket passes through the wheel train that rolls with exhibition platform rolling contact, cut the lower extreme one side of fork expansion bracket with the bottom automobile body is articulated mutually, the lower extreme opposite side of cutting the fork expansion bracket passes through the wheel train that rolls with bottom automobile body rolling contact.
As a further improvement of this scheme, the wheel train that rolls includes pivot, cover and establishes change epaxial antifriction bearing, cover and establish gyro wheel on the antifriction bearing is located cut fork expansion bracket upper end the wheel train that rolls the pivot is fixed cut on the fork expansion bracket, just the gyro wheel with exhibition platform rolling contact is located cut the fork expansion bracket lower extreme the wheel train that rolls the pivot is fixed cut on the fork expansion bracket, just the gyro wheel is located the setting and is in plane rolling groove on the bottom automobile body.
As a further improvement of the scheme, the unfolding platform comprises an unfolding frame, a turnover frame, an unfolding hydraulic cylinder and a base frame connected to the upper end of the lifting mechanism, one end of the turnover frame is hinged to the base frame, the unfolding hydraulic cylinder is connected between the base frame and the turnover frame and used for controlling the turnover of the turnover frame, and the unfolding frame is connected with the turnover frame in a sliding manner.
As a further improvement of the scheme, the base frame comprises a base connected to the upper end of the lifting mechanism, a hydraulic cylinder connecting frame fixed to the base and a base guardrail fixed to the base, and two ends of the unfolding hydraulic cylinder are hinged to the hydraulic cylinder connecting frame and the turnover frame respectively.
As a further improvement of the scheme, the turnover frame comprises a turnover plate and a linear guide rail fixed on the turnover plate, and one end of the turnover plate is hinged with the base frame; the unfolding hydraulic cylinder is connected between the turnover plate and the base frame, the unfolding frame comprises an unfolding plate, an unfolding frame guardrail fixed above the unfolding plate and a straight rail sliding block fixed at the bottom of the unfolding plate, and the straight rail sliding block is connected with the straight rail in a sliding manner.
As a further improvement of the scheme, the roll-over stand further comprises a guide rail baffle I and a guide rail baffle II which are respectively fixed at two ends of the linear guide rail.
As a further improvement of the scheme, the bottom vehicle body comprises a vehicle body and an escalator fixed on the vehicle body, the lower end of the lifting mechanism is connected with the vehicle body, and the escalator is located on one side of the lifting mechanism.
As a further improvement of the present solution, the auxiliary mechanism includes an auxiliary support, an auxiliary plate, and an auxiliary hydraulic cylinder, an upper end of the auxiliary support is fixed on the holding frame, a lower end of the auxiliary support is hinged to the auxiliary plate, two ends of the auxiliary hydraulic cylinder are respectively hinged to the auxiliary plate and the auxiliary support, and are used for controlling the auxiliary plate to turn over, and when the auxiliary plate is unfolded, the auxiliary hydraulic cylinder is used for supporting the stretching platform.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) the utility model provides a formula of stretching motor car windshield wiper overhauls platform through setting up the complementary unit who provides the auxiliary stay power for the platform that stretches, guarantees to stretch the stability when the platform extends completely, guarantees simultaneously that the platform that overhauls does not take place to tumble during the staff overhauls windshield wiper, guarantees the safety of whole maintenance process. And the auxiliary mechanism is foldable, provides auxiliary supporting force for the stretching platform when being unfolded, occupies small space after being folded, and does not hinder the movement of the motor car.
(2) The utility model provides a spread formula motor car wiper maintenance platform, simple structure, convenient operation, the security performance is high, provides a safe work platform for the maintainer, solves the potential safety hazard problem, and the maintainer of being convenient for can safe go back and forth from top to bottom overhaul when overhauing the operation, makes things convenient for the maintainer operation, effectively improves the maintenance work efficiency to the wiper; after the lifting mechanism and the extension platform are contracted, the extended motor car wiper overhauling platform is small in overall height, small in occupied space, convenient to move and store, and stable and safe in moving and storing. The device is particularly suitable for mounting and overhauling the windshield wiper of the bullet train in places with indefinite positions and small ground operation space.
(3) The utility model discloses an extension formula motor car wiper overhauls platform adopts and cuts fork elevating system, through the cooperation of cutting fork expansion bracket, bracing piece and lifting hydraulic cylinder, has great stroke and the less advantage of hydro-cylinder piston rod atress simultaneously, simple structure, and the cost is lower, goes up and down reliably.
Drawings
Fig. 1 is a schematic front view of an extended maintenance platform for a windshield wiper of a motor car according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of the extended windshield wiper maintenance platform of the motor car according to the embodiment of the present invention when fully extended;
FIG. 3 is a schematic side view of a bottom vehicle body according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a stretching platform provided in an embodiment of the present invention;
FIG. 5 is a schematic side view of a deployment frame according to an embodiment of the present invention;
fig. 6 is a schematic perspective view of the extended maintenance platform for the windshield wiper of the motor car according to the embodiment of the present invention.
In the figure:
1. a bottom vehicle body; 11. a wheel; 12. a vehicle body; 120. a plane rolling groove; 13. an escalator; 14. An axle; 15. a shaft sleeve; 2. a lifting mechanism; 21. a rolling wheel train; 211. a rotating shaft; 212. a rolling bearing; 213. a roller; 22. a support bar; 23. a lifting hydraulic cylinder; 24. a scissor telescopic rack; 3. stretching the platform; 31. unfolding the hydraulic cylinder; 32. a base frame; 321. a base; 322. a hydraulic cylinder connecting frame; 323. a base guardrail; 33. a roll-over stand; 331. a guide rail baffle plate I; 332. a linear guide rail; 333. a guide rail baffle II; 334. a turnover plate; 34. an unfolding frame; 341. an expansion plate; 342. unfolding the frame guardrail; 343. a linear slider; 4. a holding frame; 5. an auxiliary mechanism; 51. an auxiliary plate; 52. an auxiliary support; 53. and an auxiliary hydraulic cylinder.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings and technical solutions needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1 to 6, the extended maintenance platform for windshield wipers of a motor train unit provided in this embodiment includes a bottom body 1, a lifting mechanism 2, an extended platform 3, a holding frame 4 fixed on a factory building, and an auxiliary mechanism 5 fixed on the holding frame 4, where the holding frame 4 and the auxiliary mechanism 5 form a fixed part, the bottom body 1, the lifting mechanism 2, and the extended platform 3 form a movable part, the auxiliary mechanism 5 is welded at a suitable position at the bottom of the holding frame 4 according to a factory layout requirement and a maintenance stop station of the motor train unit, the bottom body 1 is located at the bottom of the whole maintenance platform, the lower end of the lifting mechanism 2 is connected to the bottom body 1, the upper end of the lifting mechanism 2 is connected to the extended platform 3, the lifting mechanism 2 is used for lifting or lowering the extended platform 3, when the lifting mechanism 2 lifts the extended platform 3 to one side of the auxiliary mechanism 5, and the extended platform 3 is extended, the auxiliary mechanism 5 expandes and supports the exhibition and stretch platform 3, provide the auxiliary stay power for the exhibition platform 3, ensure the stability when the exhibition platform 3 extends completely, guarantee simultaneously that to overhaul the platform and do not take place to tumble during staff overhauls the motor car wiper, guarantee the safety of whole maintenance process, finish when overhauing, the exhibition platform 3 contracts, auxiliary mechanism 5 draws in when separating with the exhibition platform 3, through the folding structure of auxiliary mechanism 5, it is little to draw in back occupation space in, do not hinder the removal of motor car. Through bottom automobile body 1, elevating system 2, the exhibition is stretched platform 3, 5 whole cooperations of complementary unit, a safe motor car windshield wiper overhauls the platform is provided for the maintainer, potential safety hazard problem when solving the maintenance, the up-and-down back and forth maintenance operation that the maintainer of being convenient for can be safe when overhauing the operation, effectively improve the maintenance work efficiency to the windshield wiper, and the maintenance platform of extension formula motor car windshield wiper, overall structure is simple, high operation, the security performance, 2 shrink backs of elevating system, the whole height of the maintenance platform of extension formula motor car windshield wiper is little, occupation space is few, convenient removal and deposit, and when removing and depositing, it is safe and stable, the specially adapted position is indefinite, the installation and the maintenance of motor car windshield wiper are carried out in the place that ground operation space is little.
In order to facilitate the stable lifting of the extending platform 3 of the lifting mechanism 2, further, the lifting mechanism 2 comprises at least two support rods 22, a lifting hydraulic cylinder 23 and a scissor telescopic frame 24 connected between the extending platform 3 and the bottom vehicle body 1, the at least two support rods 22 are fixedly connected to the scissor telescopic frame 24, the scissor telescopic frame 24 is a double-hinge type scissor telescopic frame, the scissor telescopic frame 24 is composed of two parallel rows of scissor frames, each row of scissor frames is formed by hinging a plurality of scissor rods, the support rods 22 are fixedly connected between the two rows of scissor frames, two ends of the lifting hydraulic cylinder 23 are respectively connected to the two support rods 22 through pins, the lifting hydraulic cylinder 23 is used for controlling the extension and retraction of the scissor telescopic frame 24, by adopting the double-hinge type scissor lifting mechanism, the advantages of large stroke and small transverse force applied to a cylinder piston rod of the lifting hydraulic cylinder 23 are achieved, the structure is simple, the cost is low, and the lifting is reliable;
further, elevating system 2 still includes rolling train 21, and upper end one side of cutting the fork expansion bracket 24 adopts the pin to articulate mutually with exhibition platform 3, and the upper end opposite side of cutting the fork expansion bracket 24 passes through rolling train 21 and stretches platform 3 rolling contact, and lower extreme one side of cutting the fork expansion bracket 24 adopts the pin to articulate mutually with bottom automobile body 1, and the lower extreme opposite side of cutting the fork expansion bracket 24 passes through rolling train 21 and bottom automobile body 1 rolling contact. The rolling wheel train 21 comprises a rotating shaft 211, a rolling bearing 212 sleeved on the rotating shaft 211, a roller 213 sleeved on the rolling bearing 212, the rolling bearing 212 is arranged between the rotating shaft 211 and the roller 213, the rolling bearing 212 and the rotating shaft 211 and the roller 213 are in interference connection, the rotating shaft 211 of the rolling wheel train 21 positioned at the upper end of the scissor telescopic frame 24 is fixed on the scissor telescopic frame 24, the roller 213 of the rolling wheel train 21 positioned at the upper end of the scissor telescopic frame 24 is in rolling contact with the stretching platform 3, the rotating shaft 211 of the rolling wheel train 21 positioned at the lower end of the scissor telescopic frame 24 is fixed on the scissor telescopic frame 24, and the roller 213 of the rolling wheel train 21 positioned at the lower end of the scissor telescopic frame 24 is positioned in a plane rolling groove 120 arranged on the bottom vehicle body 1 and can roll in the plane.
In order to facilitate the extension and contraction of the extensible platform 3, further, the extensible platform 3 comprises an extensible frame 34, a roll-over frame 33, an extensible hydraulic cylinder 31 and a base frame 32 connected to the upper end of the lifting mechanism 2, one end of the roll-over frame 33 is hinged to the base frame 32, the extensible hydraulic cylinder 31 is connected between the base frame 32 and the roll-over frame 33 and used for controlling the roll-over of the roll-over frame 33, and the extensible frame 34 is connected with the roll-over frame 33 in a sliding mode. The roll-over stand 33 is located between the base frame 32 and the deployment stand 34. Further, the base frame 32 includes a base 321 connected to the upper end of the lifting mechanism 2, a hydraulic cylinder connecting frame 322 welded to the base 321, and base guardrails 323 welded to both sides of the base 321, and both ends of the unfolding hydraulic cylinder 31 are respectively hinged to the hydraulic cylinder connecting frame 322 and the roll-over stand 33. The lower part of the base 321 is connected with one side of the upper end of the scissors telescopic frame 24 by a pin, and the lower part of the base 321 is contacted with the other side of the upper end of the scissors telescopic frame 24 by a rolling wheel train 21 which can roll on the lower plane of the base 321.
Further, the roll-over stand 33 comprises a roll-over plate 334 and a linear guide rail 332 fixed on the roll-over plate 334, one end of the roll-over plate 334 is hinged with the base frame 32, two ends of the unfolding hydraulic cylinder 31 are respectively hinged with the roll-over plate 334 and the hydraulic cylinder connecting frame 322 through pins, the roll-over plate 334 can be unfolded and folded through the expansion of the unfolding hydraulic cylinder 31, the unfolding platform 3 can be conveniently stored, the front and back unfolding type vehicle wiper overhauling platforms can be conveniently overhauled and used, the maintenance platform can flexibly move with a small volume, the unfolding stand 34 comprises an unfolding plate 341, an unfolding stand guardrail 342 fixed above the unfolding plate 341, and linear rail sliding blocks 343 fixed at the bottom of the unfolding plate 341, two linear rail sliding blocks 343 are arranged, the two linear rail sliding blocks 343 are slidably connected with the linear guide rail 332, and the linear rail sliding blocks 343 are sleeved with the linear guide rail 332 through balls filled in the, the expansion plate 341 can be conveniently and stably and smoothly extended and retracted relative to the turning plate 334, and further, the turning frame 33 further comprises a guide rail baffle I331 and a guide rail baffle II 333 which are respectively fixed at two ends of the linear guide rail 332, and the stroke size of the linear guide slider 343 can be limited by arranging the guide rail baffle I331 and the guide rail baffle II 333.
In order to facilitate the maintainers to climb onto the stretching platform 3, further, the bottom vehicle body 1 comprises a vehicle body 12 and an escalator 13 welded and fixed on the vehicle body 12, the lower end of the lifting mechanism 2 is connected with the vehicle body 12, the escalator 13 is located on one side of the lifting mechanism 2, one side of the lower end of the scissor telescopic frame 24 is connected with the vehicle body 12 through pins, and the other side of the lower end of the scissor telescopic frame 24 is in rolling connection with a plane rolling groove 120 arranged on the vehicle body 12 through a rolling wheel train 21. Due to the arrangement of the escalator 13, the maintainers can climb onto the base 321 of the stretching platform 3 quickly and safely. Further, the bottom vehicle body 1 further comprises an axle 14 arranged on the vehicle body 12, a shaft sleeve 15 connected to the axle 14, and a wheel 11 connected to the shaft sleeve 15, wherein the bottom vehicle body 1 moves through the wheel 11, the wheel 11 is fixedly connected with the shaft sleeve 15 through a screw, the shaft sleeve 15 is in interference fit with the axle 14, and the axle 14 is in clearance fit with the vehicle body 12.
In order to facilitate the unfolding and folding of the auxiliary mechanism 5, further, the auxiliary mechanism 5 includes an auxiliary support 52, an auxiliary plate 51 and an auxiliary hydraulic cylinder 53, the upper end of the auxiliary support 52 is welded and fixed on the holding frame 4, the lower end of the auxiliary support 52 is hinged with the auxiliary plate 51 through a pin, two ends of the auxiliary hydraulic cylinder 53 are respectively hinged with the auxiliary plate 51 and the auxiliary support 52 for controlling the unfolding and folding of the auxiliary plate 51, the auxiliary plate 51 is used for supporting the unfolding platform 3 when unfolded, and the auxiliary plate 51 occupies a small space when folded, and does not hinder the movement of the motor car.
The working principle of the embodiment is as follows: the auxiliary mechanism 5 is welded at a proper position at the bottom of the connecting frame 4 according to the layout requirements of a workshop and the overhaul and stop stations of the motor train unit. During maintenance operation, the bottom vehicle body 1 is pushed to enable the maintenance platform of the extension type motor car windshield wiper to move to a maintenance stop station, a maintenance person reaches the base frame 32 of the extension platform 3 through the escalator 13 of the bottom vehicle body 1, then the lifting hydraulic cylinder 23 is controlled to act to enable the scissor telescopic frame 24 to extend, the lifting mechanism 2 lifts the extension platform 3 to rise to the highest position, the auxiliary hydraulic cylinder 53 of the auxiliary mechanism 5 is controlled to extend the auxiliary plate 51 to the horizontal position, then the extension hydraulic cylinder 31 is controlled to extend the turnover frame 33, the extension platform 3 is adjusted to descend until the turnover plate 334 is in good contact with the auxiliary plate 51 of the auxiliary mechanism 5, then the extension frame 34 is manually pushed to enable the extension plate 341 to extend along the linear guide rail 332 (as shown in fig. 2), and the maintenance person can walk up the extension plate 341 to perform maintenance and installation operation of the windshield wiper; after the maintenance and installation operation is completed, the unfolding frame 34 is retracted along the linear guide rail 332, the unfolding hydraulic cylinder 31 is controlled to turn over the turnover frame 33 and retract, the auxiliary hydraulic cylinder 53 is controlled to retract the auxiliary plate 51 of the auxiliary mechanism 5 to be in a vertical state, finally the lifting hydraulic cylinder 23 is controlled to retract the lifting mechanism 2, so that the unfolding platform 3 is lowered to return to a normal retracted state (as shown in fig. 6), and finally, the maintenance personnel returns to the ground through the escalator 13 to complete the maintenance and installation operation.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims (10)

1. The utility model provides an extension formula motor car wiper overhauls platform which characterized in that:
the device comprises a bottom vehicle body (1), a lifting mechanism (2), a stretching platform (3), a linking frame (4) fixed on a plant and an auxiliary mechanism (5) fixed on the linking frame (4);
the lower end of the lifting mechanism (2) is connected with the bottom vehicle body (1), the upper end of the lifting mechanism (2) is connected with the stretching platform (3), and the lifting mechanism (2) is used for lifting or descending the stretching platform (3);
be used for supporting when complementary unit (5) expand exhibition platform (3), complementary unit (5) draw in with exhibition platform (3) separation.
2. The extended railcar wiper service platform of claim 1, wherein:
the lifting mechanism (2) comprises at least two support rods (22), a lifting hydraulic cylinder (23) and a scissor telescopic frame (24) connected between the stretching platform (3) and the bottom vehicle body (1);
at least two support rods (22) are fixedly connected to the scissor telescopic frame (24);
the lifting hydraulic cylinder (23) is connected between the two support rods (22) and used for controlling the telescopic fork telescopic frame (24) to stretch.
3. The extended railcar wiper service platform of claim 2, wherein:
the lifting mechanism (2) further comprises a rolling gear train (21);
one side of the upper end of the scissor telescopic frame (24) is hinged with the stretching platform (3), and the other side of the upper end of the scissor telescopic frame (24) is in rolling contact with the stretching platform (3) through the rolling wheel train (21);
one side of the lower end of the scissor telescopic frame (24) is hinged with the bottom vehicle body (1), and the other side of the lower end of the scissor telescopic frame (24) is in rolling contact with the bottom vehicle body (1) through the rolling wheel train (21).
4. A stretched motor car wiper service platform according to claim 3, characterised in that:
the rolling gear train (21) comprises a rotating shaft (211), a rolling bearing (212) sleeved on the rotating shaft (211), and a roller (213) sleeved on the rolling bearing (212);
the rotating shaft (211) of the rolling wheel train (21) positioned at the upper end of the scissor telescopic frame (24) is fixed on the scissor telescopic frame (24), and the roller (213) is in rolling contact with the stretching platform (3);
the rotating shaft (211) of the rolling wheel train (21) positioned at the lower end of the scissor telescopic frame (24) is fixed on the scissor telescopic frame (24), and the roller (213) is positioned in a plane rolling groove (120) formed in the bottom vehicle body (1).
5. The extended railcar wiper service platform of claim 1, wherein:
the stretching platform (3) comprises a stretching frame (34), a turnover frame (33), a stretching hydraulic cylinder (31) and a base frame (32) connected to the upper end of the lifting mechanism (2);
one end of the roll-over stand (33) is hinged with the base frame (32);
the unfolding hydraulic cylinder (31) is connected between the base frame (32) and the roll-over stand (33) and is used for controlling the roll-over of the roll-over stand (33);
the unfolding frame (34) is connected with the turnover frame (33) in a sliding mode.
6. The extended motor car wiper service platform of claim 5, wherein:
the pedestal (32) comprises a base (321) connected to the upper end of the lifting mechanism (2), a hydraulic cylinder connecting frame (322) fixed on the base (321), and a base guardrail (323) fixed on the base (321);
two ends of the unfolding hydraulic cylinder (31) are respectively hinged with the hydraulic cylinder connecting frame (322) and the turnover frame (33).
7. The extended motor car wiper service platform of claim 5, wherein:
the turnover frame (33) comprises a turnover plate (334) and a linear guide rail (332) fixed on the turnover plate (334);
one end of the turnover plate (334) is hinged with the base frame (32); the deployment cylinder (31) is connected between the roll-over plate (334) and the base frame (32);
the unfolding frame (34) comprises an unfolding plate (341), an unfolding frame guardrail (342) fixed above the unfolding plate (341) and a straight rail sliding block (343) fixed at the bottom of the unfolding plate (341);
the straight rail sliding block (343) is connected with the straight guide rail (332) in a sliding mode.
8. The extended railcar wiper service platform of claim 7, wherein:
the roll-over stand (33) further comprises a guide rail baffle I (331) and a guide rail baffle II (333) which are respectively fixed at two ends of the linear guide rail (332).
9. The extended railcar wiper service platform of claim 1, wherein:
the bottom vehicle body (1) comprises a vehicle body (12) and an escalator (13) fixed on the vehicle body (12);
the lower end of the lifting mechanism (2) is connected with the vehicle body (12);
the escalator (13) is positioned at one side of the lifting mechanism (2).
10. A spreader type motor vehicle wiper service platform according to any one of claims 1 to 9, wherein:
the auxiliary mechanism (5) comprises an auxiliary bracket (52), an auxiliary plate (51) and an auxiliary hydraulic cylinder (53);
the upper end of the auxiliary bracket (52) is fixed on the holding frame (4); the lower end of the auxiliary bracket (52) is hinged with the auxiliary plate (51);
two ends of the auxiliary hydraulic cylinder (53) are respectively hinged with the auxiliary plate (51) and the auxiliary bracket (52) and used for controlling the auxiliary plate (51) to turn over;
for supporting the spreader platform (3) when the auxiliary plate (51) is spread.
CN201920168765.4U 2019-01-30 2019-01-30 Unfolding type maintenance platform for windshield wipers of motor car Active CN210029946U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920168765.4U CN210029946U (en) 2019-01-30 2019-01-30 Unfolding type maintenance platform for windshield wipers of motor car

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920168765.4U CN210029946U (en) 2019-01-30 2019-01-30 Unfolding type maintenance platform for windshield wipers of motor car

Publications (1)

Publication Number Publication Date
CN210029946U true CN210029946U (en) 2020-02-07

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920168765.4U Active CN210029946U (en) 2019-01-30 2019-01-30 Unfolding type maintenance platform for windshield wipers of motor car

Country Status (1)

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CN (1) CN210029946U (en)

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