CN209797367U - Plate following mechanism for fixed car lifting jack - Google Patents
Plate following mechanism for fixed car lifting jack Download PDFInfo
- Publication number
- CN209797367U CN209797367U CN201920469564.8U CN201920469564U CN209797367U CN 209797367 U CN209797367 U CN 209797367U CN 201920469564 U CN201920469564 U CN 201920469564U CN 209797367 U CN209797367 U CN 209797367U
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- gas spring
- apron
- fixed
- spring sleeve
- lifting
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- Vehicle Cleaning, Maintenance, Repair, Refitting, And Outriggers (AREA)
Abstract
The utility model relates to a railcar overhauls technical field of system specifically is a along with board mechanism for fixed car lifting jack. Including frame, fixed apron, lift post and lift roof beam, still including following apron and gas spring sleeve, gas spring sleeve sets up on the frame, is provided with in the gas spring sleeve and follows the gas spring of lap connection, and the gas spring can be in gas spring sleeve up-and-down motion. The utility model discloses follow the apron and can be along with lifting the post, lift the automatic rising of roof beam, can automatic shutdown after targetting in place, and certain holding power has, guarantee operation personnel safety, when lifting the post, when lifting the roof beam and descend, it can be along with its whereabouts to follow the apron again, it is automatic to go up the action, need not artificial intervention, moreover, the steam generator is simple in structure, the performance is safe and reliable, lifting the post at the car lifting jack, lifting the roof beam and raising the back, fill the fixed cover plate space automatically, prevent the work piece, the space falls into such as instrument, in the foundation ditch, and provide safety protection for operating personnel, the space of avoiding fixed apron causes the injury to personnel.
Description
Technical Field
The utility model relates to a railcar overhauls technical field of system specifically is a along with board mechanism for fixed car lifting jack.
Background
The fixed car lifting jack is mainly applied to a fixed in-service garage of a subway vehicle section and a parking lot and used for implementing fixed and in-service operation on the subway vehicle. The whole line, unit marshalling and single-section vehicle can be erected and lifted/dropped so as to implement the replacement operation of one or more bogies, when in maintenance operation, an operator needs to disassemble and assemble the fixed cover plate of the fixed car lifting jack, and workpieces, tools and the like at the bottom of the vehicle have the risk of falling into the gap of the fixed cover plate and even a foundation pit; in addition, if gaps exist in the place where the operators stand, great potential safety hazards exist, and casualties are easily caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the above problem to a along with board mechanism for fixed car lifting jack is provided, the mode is unique, and safe and reliable can lift the post at car lifting jack, lift the back that the roof beam rises, fills fixed cover plate space automatically, prevents in work piece, instrument etc. drop into space, foundation ditch, and for operating personnel provides safety protection, avoids the space of fixed cover plate to cause the injury to personnel.
The utility model provides a problem, the technical scheme who adopts is:
The utility model provides a along with board mechanism for fixed car lifting jack, includes the frame, fixed apron, lifts the post and lifts the roof beam, still including following apron and gas spring sleeve, gas spring sleeve sets up on the frame, is provided with in the gas spring sleeve and follows the gas spring of lap connection, and the gas spring can be in gas spring sleeve up-and-down motion, lifts the post and lifts the ascending in-process of roof beam, follows the apron and follows the spring force effect of gas spring down and rise to the upper surface parallel and level with fixed apron, provides operation platform and holding power for the maintainer.
adopt above-mentioned technical scheme the utility model discloses, compare with prior art, its outstanding characteristics are:
Follow the apron and can be along with lifting the post, lift the automatic rising of roof beam, can automatic shutdown after targetting in place, and have certain holding power, guarantee operation personnel safety, when lifting the post, when lifting the roof beam and descending, follow the apron and can fall along with it again, it is automatic to go up the action, need not artificial intervention, moreover, the steam generator is simple in structure, the performance is safe and reliable, lifting the post at the car lifting jack, after lifting the roof beam and raising, automatically, fill fixed apron space, prevent that work piece, instrument etc. from falling into the space, in the foundation ditch, and provide safety protection for operating personnel, avoid the space of fixed apron to cause the injury to personnel.
Preferably, the present invention further provides:
the engine base is provided with a hole, the upper end of the air spring sleeve is screwed by adopting a round nut after passing through the hole, the round nut is welded on the engine base, and the lower end of the air spring sleeve is directly welded and fixed with the engine base.
The upper end of the gas spring is connected with the following cover plate through an upper pin shaft, and the lower end of the gas spring is connected with a gas spring sleeve through a lower pin shaft.
Follow the apron and be decorative pattern platelike structure, increase and maintainer's frictional force, improve mechanism's security performance.
Each following cover plate is at least connected with two gas springs.
Drawings
Fig. 1 is a schematic front view structure diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure A-A of FIG. 1;
In the figure: a following cover plate 1; a gas spring 2; a gas spring sleeve 3; an upper pin shaft 4; a lower pin shaft 5; a round nut 6; a lifting column 7; a lifting beam 8; a fixed cover plate 9; a frame 10.
The specific implementation mode is as follows:
the invention will be further described with reference to the following examples, which are intended only for better understanding of the invention and therefore do not limit the scope of the invention.
Referring to fig. 1 and 2, a plate following mechanism for a fixed car lifting jack comprises a machine base 10, a fixed cover plate 9, a lifting column 7 and a lifting beam 8, wherein the lifting beam 8 is a moving part in the working process of the car lifting jack, the fixed cover plate 9 is a car lifting jack foundation pit cover plate, the machine base 10 is a main structural part of the car lifting jack, the plate following mechanism further comprises a following cover plate 1 and a gas spring sleeve 3, an opening is formed in the machine base 10, after the gas spring sleeve 3 penetrates through the machine base 10 through the opening, the upper end of the gas spring sleeve 3 is screwed by adopting a round nut 6 and is welded on the machine base 10, the lower end of the gas spring sleeve 3 is directly welded and fixed with the machine base 10, a gas spring 2 connected with the following cover plate 1 is arranged in the gas spring sleeve 3, the upper end of the gas spring 2 is connected with the following cover plate 1 through an upper pin shaft 4, the, gas spring sleeve 3 provides a guide for gas spring 2 to rise and fall.
the gas spring 2 is used for providing a power source for following the apron 1, and the in-process that rises at lifting column 7, lifting beam 8 guarantees to follow apron 1 and follows and rise, and after following apron 1 and rise to the right place, the holding power of gas spring 2 is enough to support and follows apron 1, makes and follows apron 1 and the upper surface parallel and level of fixed apron 9 to additionally provide enough holding power, provide good operation platform and holding power for the maintenance operation personnel.
Follow apron 1 and be decorative pattern platelike structure, increase and maintainer's frictional force, improve mechanism security performance, at lifting column 7, the in-process that lifting beam 8 rose, carry out automatic following, automatic shutdown after targetting in place, and have certain bearing capacity, after targetting in place, follow apron 1 and fixed apron 9 parallel and level, guarantee the planarization of fixed apron 9, for the maintenance provides good work platform, lifting column 7, when lifting beam 8 descends, follow apron 1 and pushed down and automatic lowering.
The mechanism adopts the gas springs 1 as a power source, the bearing capacity of each gas spring 1 is 100kg, at least two gas springs 1 are used for parallel support at each position of the following cover plate, namely the minimum bearing capacity of the following cover plate 1 is 200kg, and enough quantity configuration is enough to bear the operation of maintainers without any deformation, so that the personal safety of the operating personnel is ensured, and the operation is convenient.
Follow apron 1 can be along with lifting column 7, lift 8 automatic rising of roof beam, can automatic shutdown after targetting in place, and certain holding power has, guarantee operation personnel safety, when lifting column 7, lift 8 decline of roof beam, follow apron 1 and can fall along with it again, the action is automatic more, need not artificial intervention, moreover, the steam generator is simple in structure, the performance is safe and reliable, lifting column 7 at the car lifting jack, lift 8 back of roof beam, fill fixed cover plate 9 spaces automatically, prevent the work piece, the space falls into such as instrument, in the foundation ditch, and provide safety protection for operating personnel, the space of avoiding fixed apron causes the injury to personnel.
The above description is only a preferred and practical embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent variations made by using the contents of the specification and the drawings are included in the scope of the present invention.
Claims (5)
1. The utility model provides a along with board mechanism for fixed car lifting jack, includes frame (10), fixed apron (9), lifting column (7) and lifting beam (8), its characterized in that: still including following apron (1) and gas spring sleeve (3), gas spring sleeve (3) set up on frame (10), be provided with in gas spring sleeve (3) with follow gas spring (2) that apron (1) is connected, gas spring (2) can be in gas spring sleeve (3) up-and-down motion, at the lift post (7) and the lift roof beam (8) in-process that rises, follow apron (1) and follow under the spring force effect of gas spring (2) and rise to the upper surface parallel and level with fixed apron, provide operation platform and holding power for the maintainer.
2. The plate following mechanism for a fixed car lifting jack according to claim 1, wherein: the engine base (10) is provided with a hole, the upper end of the air spring sleeve (3) is screwed by adopting a round nut (6) after passing through the engine base (10) through the hole, the round nut is welded on the engine base (10), and the lower end of the air spring sleeve (3) is directly welded and fixed with the engine base (10).
3. The plate following mechanism for a fixed car lifting jack according to claim 1, wherein: the upper end of the gas spring (2) is connected with the following cover plate (1) through an upper pin shaft (4), and the lower end of the gas spring (2) is connected with a gas spring sleeve (3) through a lower pin shaft (5).
4. The plate following mechanism for a fixed car lifting jack according to claim 1, wherein: the following cover plate (1) is of a patterned plate-shaped structure.
5. the plate following mechanism for a fixed car lifting jack according to claim 1, wherein: each following cover plate (1) is at least connected with two gas springs (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920469564.8U CN209797367U (en) | 2019-04-09 | 2019-04-09 | Plate following mechanism for fixed car lifting jack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920469564.8U CN209797367U (en) | 2019-04-09 | 2019-04-09 | Plate following mechanism for fixed car lifting jack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209797367U true CN209797367U (en) | 2019-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920469564.8U Active CN209797367U (en) | 2019-04-09 | 2019-04-09 | Plate following mechanism for fixed car lifting jack |
Country Status (1)
| Country | Link |
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| CN (1) | CN209797367U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109969976A (en) * | 2019-04-09 | 2019-07-05 | 唐山百川智能机器股份有限公司 | For fixed car lifting J-Horner with trigger structure |
-
2019
- 2019-04-09 CN CN201920469564.8U patent/CN209797367U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109969976A (en) * | 2019-04-09 | 2019-07-05 | 唐山百川智能机器股份有限公司 | For fixed car lifting J-Horner with trigger structure |
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