CN215318414U - Novel bogie and wheel set replacing equipment - Google Patents
Novel bogie and wheel set replacing equipment Download PDFInfo
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- CN215318414U CN215318414U CN202121911917.9U CN202121911917U CN215318414U CN 215318414 U CN215318414 U CN 215318414U CN 202121911917 U CN202121911917 U CN 202121911917U CN 215318414 U CN215318414 U CN 215318414U
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- fixedly connected
- bogie
- top plate
- foundation pit
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Abstract
The utility model discloses novel bogie and wheel set replacing equipment, which comprises a base; the fixed rail is fixedly connected to the upper surface of the base; the device comprises a base, a first foundation pit and a second foundation pit, wherein the first foundation pit and the second foundation pit are arranged on the inner wall of the base, the lower wall of the inner side of the first foundation pit is fixedly connected with a lifting device used for replacing a bogie and a wheel pair, and the lifting device consists of a plurality of groups of first lifters. According to the utility model, the shallow foundation pit is adopted for replacing the bogie and the wheel pair, the requirement on underground space is not high, the safety is better, the arranged sliding assembly, the movable top plate and the movable track on the movable top plate can move a new bogie and the wheel pair into the lower part of a vehicle while the replaced bogie or the wheel pair moves out, the replacement time is saved, the ejector pin is arranged on the lower wall of the inner side of the first foundation pit, the limit action of the safety pin can be controlled through the lifting of the first lifter and the matching spring, the safety pin does not need to be pulled out manually, and the maintenance efficiency is high.
Description
Technical Field
The utility model relates to the technical field of railway vehicles, in particular to novel bogie and wheel set replacing equipment which have low requirements on underground space and are relatively safe.
Background
The rail vehicle is a complex and complete system composed of a plurality of components and subsystems, a relatively high failure rate is often generated due to running-in between the components and the subsystems at the initial stage of operation, after a period of time, the performance of some components is reduced due to factors such as abrasion, aging, fatigue and pollution, the reliability is reduced, the failure rate of the vehicle is increased, and even potential safety hazards are possibly caused.
The existing bogie and wheel set replacing equipment generally adopts a deep pit mode or a mode for lifting a frame, the deep pit mode is complex in structure, small in internal space and inconvenient in maintenance work, the mode for lifting the frame at the bottom surface is high in risk, in addition, most of the equipment needs to be maintained on rails, and not all maintenance sections have proper space for setting the deep pit, so that the frame maintenance work cannot be normally carried out.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the defects in the prior art and provides a novel bogie and wheel set replacing equipment.
In order to achieve the purpose, the utility model adopts the following technical scheme: the novel bogie and wheel set replacing equipment comprises a base; the fixed rail is fixedly connected to the upper surface of the base; the device comprises a base, a first foundation pit and a second foundation pit, wherein the first foundation pit and the second foundation pit are arranged on the inner wall of the base, the lower wall of the inner side of the first foundation pit is fixedly connected with a lifting device for replacing a bogie and a wheel pair, the lifting device consists of a plurality of groups of first lifters, the lower wall of the inner side of the second foundation pit is fixedly connected with a lifting device for stabilizing a vehicle during maintenance, and the lifting device consists of a plurality of groups of second lifters; the movable bottom plates are fixedly connected to the end parts of the extension shafts of the multiple groups of first elevators, the movable top plates are connected to the upper surfaces of the movable bottom plates in a sliding mode, movable rails are fixedly connected to the upper surfaces of the movable top plates, sliding assemblies used for transferring a bogie and a wheel pair during maintenance and positioning assemblies used for limiting are arranged between the movable bottom plates and the movable top plates, and pin holes for positioning the positioning assemblies are formed in the inner walls of the movable bottom plates; the jacking pin is fixedly connected to the lower wall of the inner side of the first foundation pit and used for transferring the bogie and the wheel pair front separation positioning assembly; and the balance lifting frames are fixedly connected to the end parts of the extension shafts of the second elevators.
As a further description of the above technical solution:
in order to facilitate the transfer of a bogie to be replaced and a wheel pair, the sliding assembly comprises a sliding rail and a ram, the sliding rail is fixedly connected to the upper surface of the movable bottom plate, the ram is fixedly connected to the lower surface of the movable top plate, one side of the sliding rail, which is far away from the movable bottom plate, is in sliding connection with one side of the ram, which is far away from the movable top plate, and the movable bottom plate and the movable top plate are in sliding connection through the sliding rail and the ram.
As a further description of the above technical solution:
in order to ensure that the movable top plate does not move any more when the bogie and the wheel pair are replaced, the positioning assembly comprises a safety pin, a spring and a clamping pin, the safety pin is connected to the inner wall of the movable top plate in a sliding manner, the safety pin consists of a circular ring at the upper end and a straight rod at the lower end, and the outer wall of the straight rod part of the safety pin penetrates through the movable top plate and extends into a pin hole in the inner wall of the movable bottom plate far away from the end part of the circular ring.
As a further description of the above technical solution:
after the first lifter rises, the safety pin can automatically extend into the pin hole, the bayonet lock is fixedly connected to the inner wall of the safety pin straight rod and located between the movable top plate and the movable bottom plate, and the spring sleeve is arranged on the outer wall of the safety pin straight rod and located between the movable top plate and the bayonet lock.
As a further description of the above technical solution:
for the reliability and safety of the erection equipment, the first lifter and the second lifter are preferably turbine screw lifters.
As a further description of the above technical solution:
for the structure is more stable, all through fixing base fixed connection between first lift and movable bottom plate, second lift and the balanced support frame.
The utility model has the following beneficial effects:
1. compared with the prior art, this novel bogie and wheel set change equipment, adopt shallow foundation pit to carry out bogie and wheel set change, it is not high to the requirement of underground space, the security is better, the slip subassembly that sets up, the movable track on activity roof and the activity roof, can push movable track with the bogie or the wheel set of treating to change in advance, treat the bogie or the wheel set that decompose on the vehicle, can do descending action and translation in step, when the bogie or the wheel set that change shifts out with new bogie and wheel set immigration vehicle below, practice thrift the change time.
2. Compared with the prior art, this novel bogie and wheel set change equipment, the knock pin has been set up to the inboard lower wall of first foundation ditch, when first lift descends to the bottom stroke terminal point, the knock pin is with the ejecting movable bottom plate of safety pin, remove the restraint to the activity roof, the activity bottom plate can slide along the slide rail this moment, when first lift ascended, the spring that the safety pin cover was established advances the pinhole on the activity bottom plate with the automatic top of safety pin, it is spacing to carry out activity roof and activity bottom plate position, need not the manual safety pin of extracting, maintenance efficiency is high.
Drawings
Fig. 1 is a partial cross-sectional view of the overall structure of the novel bogie and wheel set replacement equipment provided by the utility model;
fig. 2 is a partially enlarged view at a in fig. 1 of the novel bogie and wheelset exchange apparatus according to the present invention;
FIG. 3 is a top view of a connecting structure of a movable bottom plate and a movable top plate of the novel bogie and wheel set replacing equipment provided by the utility model;
fig. 4 is a partial sectional view of a connecting structure of a safety pin, a movable bottom plate and a movable top plate of the novel bogie and wheel set replacing equipment.
Illustration of the drawings:
1. a base; 2. fixing a track; 3. a first foundation pit; 4. a second foundation pit; 5. a first lifter; 6. a knock pin; 7. a movable bottom plate; 8. a slide rail; 9. a ram; 10. a movable top plate; 11. a shear pin; 12. a spring; 13. a bayonet lock; 14. a movable track; 15. a second lifter; 16. a balance lifting frame; 17. a pin hole; 18. a fixed seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a novel bogie and wheelset exchanging apparatus: comprises a base 1; a fixed rail 2 fixedly connected to the upper surface of the base 1; the method comprises the following steps that a first foundation pit 3 and a second foundation pit 4 which are connected with the inner wall of a base 1 are arranged, the lower wall of the inner side of the first foundation pit 3 is fixedly connected with a lifting device used for replacing a bogie and a wheel pair, the lifting device consists of a plurality of groups of first lifters 5, the lower wall of the inner side of the second foundation pit 4 is fixedly connected with a lifting device used for stabilizing a vehicle during maintenance, and the lifting device consists of a plurality of groups of second lifters 15; the movable bottom plate 7 fixedly connected with the end parts of the extending shafts of the multiple groups of first elevators 5 and the movable top plate 10 slidably connected with the upper surface of the movable bottom plate 7, the first elevators 5 are fixedly connected with the movable bottom plate 7 through a fixed seat 18, the upper surface of the movable top plate 10 is fixedly connected with movable rails 14, the upper surface of the movable top plate 10 is provided with two groups of movable rails 14, one group of movable rails is used for bearing a bogie or wheel pair to be disassembled, the other group of movable rails is used for bearing the bogie or wheel pair to be replaced, a sliding assembly for transferring the bogie and the wheel pair during maintenance and a positioning assembly for limiting are arranged between the movable bottom plate 7 and the movable top plate 10, and the inner wall of the movable bottom plate 7 is provided with a pin hole 17 for positioning the positioning assembly; the ejector pin 6 is fixedly connected to the lower wall of the inner side of the first foundation pit 3 and used for transferring the bogie and the wheel pair front separation positioning assembly, and when the first lifter 5 descends to a lower stroke end point, the ejector pin 6 can eject the positioning assembly out of the movable bottom plate 7, so that the movable top plate 10 can horizontally slide along the sliding assembly; the balance lifting frame 16 is fixedly connected to the end portion, extending out of the shaft, of the multiple groups of second lifters 15, the second lifters 15 are fixedly connected with the balance lifting frame 16 through fixing seats 18, and the balance lifting frame 16 is used for supporting a vehicle when a bogie or a wheel pair is replaced.
The sliding assembly comprises a sliding rail 8, a ram 9, the sliding rail 8 is fixedly connected to the upper surface of the movable bottom plate 7, the ram 9 is fixedly connected to the lower surface of the movable top plate 10, one side of the movable bottom plate 7, away from the sliding rail 8, is connected with one side of the ram 9, away from the movable top plate 10, the movable bottom plate 7, the movable top plate 10 is connected with the sliding rail 8 through the sliding rail 9, the ram 9 is connected with the sliding rail 9 through sliding, sliding contact can be achieved between the sliding rail 8 and the ram 9 through direct contact, and rolling contact can also be achieved through the set ball type rolling piece.
The locating component comprises a safety pin 11, a spring 12, a clamping pin 13 and a safety pin 11, the safety pin 11 is connected to the inner wall of the movable top plate 10 in a sliding mode, the safety pin 11 consists of a circular ring at the upper end and a straight rod at the lower end, the outer wall of the straight rod part of the safety pin 11 penetrates through the movable top plate 10 and the end part far away from the circular ring to extend into a pin hole 17 in the inner wall of the movable bottom plate 7, and the safety pin 11 is used for fixing the movable top plate 10 and the movable bottom plate 7 in a non-translation state to avoid displacement of the movable top plate 10.
Bayonet 13 fixed connection is in the 11 straight-bar inner walls of safety pin and is located between activity roof 10 and the activity bottom plate 7, and spring 12 cover is established at 11 straight-bar outer walls of safety pin and is located between activity roof 10 and the bayonet 13, and through the spring 12 that sets up, after first lift 5 risees, safety pin 11 breaks away from with knock pin 6, can insert safety pin 11 in the pinhole 17 of activity bottom plate 7 through the elasticity of spring 12.
The first lifter 5 and the second lifter 15 are preferably turbine screw lifters, and in large-tonnage jacking equipment, the turbine screw lifters have the advantages of stable operation and capability of stopping at any position, so that the erection and repair process is safer.
The working principle is as follows: the vehicle is pulled to the correct position of the fixed guide rail, the vehicle is overhauled according to the overhaul process flow, when the wheel set or bogie needs to be replaced, a new wheel set or bogie assembly is pushed onto an idle group of movable rails 14 on the movable top plate 10, the second lifter 15 is started, the balance lifting frame 16 is enabled to support the vehicle body, further, the vehicle body is separated from the bogie or wheel set and the bogie, the first lifter 5 is started, the first lifter 5 drives the two groups of bogies or wheel sets to descend to the lower stroke end point, the ejector pin 6 jacks up the safety pin 11, further, the movable top plate 10 is pushed until the replaced bogie or wheel set leaves the lower part of the vehicle body, the bogie or wheel set to be installed moves to the lower part of the vehicle body, the first lifter 5 is started again, the first lifter 5 lifts the two groups of bogies or wheel sets upwards and lifts up, the top pin 6 is separated from the limit of the safety pin 11, the straight rod part of the safety pin 11 is inserted into the inner side of the pin hole 17 of the movable bottom plate 7 under the elastic force of the spring 12 to fix the movable top plate 10, when the first lifter 5 runs to the upper stroke end point, a new bogie or wheel set is installed, meanwhile, the changed bogie or wheel set is pulled to a to-be-maintained area along the movable rail 14, and further, the second lifter 15 is lowered, namely, the replacement work of the bogie or wheel set is completed.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (6)
1. Novel equipment is changed to bogie and wheel pair, its characterized in that: comprises a base (1);
a fixed rail (2) fixedly connected to the upper surface of the base (1);
the method comprises the following steps that a first foundation pit (3) and a second foundation pit (4) are arranged on the inner wall of a base (1), the lower wall of the inner side of the first foundation pit (3) is fixedly connected with a lifting device used for replacing a bogie and a wheel pair, the lifting device consists of a plurality of groups of first lifters (5), the lower wall of the inner side of the second foundation pit (4) is fixedly connected with a lifting device used for stabilizing a vehicle during maintenance, and the lifting device consists of a plurality of groups of second lifters (15);
the movable lifting device comprises a movable bottom plate (7) fixedly connected to the end parts of the extending shafts of a plurality of groups of first lifters (5) and a movable top plate (10) connected to the upper surface of the movable bottom plate (7) in a sliding mode, wherein a movable rail (14) is fixedly connected to the upper surface of the movable top plate (10), a sliding assembly used for transferring a bogie and a wheel pair during maintenance and a positioning assembly used for limiting are arranged between the movable bottom plate (7) and the movable top plate (10), and a pin hole (17) used for positioning the positioning assembly is formed in the inner wall of the movable bottom plate (7);
the jacking pin (6) is fixedly connected to the inner side lower wall of the first foundation pit (3) and used for transferring the bogie and the wheel pair front separation positioning assembly;
and the balance lifting frames (16) are fixedly connected with the end parts of the extending shafts of the plurality of groups of second lifters (15).
2. The new truck and wheelset exchange equipment as set forth in claim 1 wherein: the sliding assembly comprises a sliding rail (8) and a ram (9), the sliding rail (8) is fixedly connected to the upper surface of the movable bottom plate (7), the ram (9) is fixedly connected to the lower surface of the movable top plate (10), one side, away from the movable bottom plate (7), of the sliding rail (8) is connected with one side, away from the movable top plate (10), of the ram (9) in a sliding mode, and the movable bottom plate (7) and the movable top plate (10) are connected in a sliding mode through the sliding rail (8) and the ram (9).
3. The new truck and wheelset exchange equipment as set forth in claim 2 wherein: the positioning assembly comprises a safety pin (11), a spring (12) and a clamping pin (13), the safety pin (11) is connected to the inner wall of the movable top plate (10) in a sliding mode, the safety pin (11) comprises a circular ring at the upper end and a straight rod at the lower end, and the outer wall of the straight rod part of the safety pin (11) penetrates through the movable top plate (10) and the end part far away from the circular ring extends into a pin hole (17) in the inner wall of the movable bottom plate (7).
4. The new truck and wheelset exchange equipment as set forth in claim 3 wherein: the safety pin is characterized in that the clamping pin (13) is fixedly connected to the inner wall of a straight rod of the safety pin (11) and is positioned between the movable top plate (10) and the movable bottom plate (7), and the spring (12) is sleeved on the outer wall of the straight rod of the safety pin (11) and is positioned between the movable top plate (10) and the clamping pin (13).
5. The new truck and wheelset exchange equipment as set forth in claim 4 wherein: the first lifter (5) and the second lifter (15) are preferably turbine screw lifters.
6. The new truck and wheelset exchange apparatus of claim 5 wherein: the first lifter (5) is fixedly connected with the movable bottom plate (7), the second lifter (15) is fixedly connected with the balance lifting frame (16) through the fixing seat (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121911917.9U CN215318414U (en) | 2021-08-16 | 2021-08-16 | Novel bogie and wheel set replacing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121911917.9U CN215318414U (en) | 2021-08-16 | 2021-08-16 | Novel bogie and wheel set replacing equipment |
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| Publication Number | Publication Date |
|---|---|
| CN215318414U true CN215318414U (en) | 2021-12-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121911917.9U Active CN215318414U (en) | 2021-08-16 | 2021-08-16 | Novel bogie and wheel set replacing equipment |
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| Country | Link |
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| CN (1) | CN215318414U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115041940A (en) * | 2022-08-16 | 2022-09-13 | 捷航设备制造股份有限公司 | Large-scale equipment replacing device under railway passenger vehicle |
-
2021
- 2021-08-16 CN CN202121911917.9U patent/CN215318414U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115041940A (en) * | 2022-08-16 | 2022-09-13 | 捷航设备制造股份有限公司 | Large-scale equipment replacing device under railway passenger vehicle |
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