CN211252590U - Rail walking platform location structure - Google Patents
Rail walking platform location structure Download PDFInfo
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- CN211252590U CN211252590U CN201922237526.2U CN201922237526U CN211252590U CN 211252590 U CN211252590 U CN 211252590U CN 201922237526 U CN201922237526 U CN 201922237526U CN 211252590 U CN211252590 U CN 211252590U
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Abstract
The utility model discloses a rail walking platform location structure, including plummer and pivot, the pivot transversely set up in the plummer bottom, just pivot both ends symmetry is provided with the rail wheel, the plummer top is provided with the frame, frame top center runs through and is provided with the running-board, the running-board below is provided with locating component. Has the advantages that: the utility model discloses a set up two sets of connecting rods and the adjusting lever mechanism of synchronous lift, carry out synchronous locking through two sets of friction rings to two sets of rail wheels at same pivot both ends to ensure that the location dynamics that the walking platform both sides received is unanimous, improve railcar locking parking process's stability, improve the uneven eccentric wear phenomenon that produces of both sides rail wheel atress, improve the locking dynamics of rail wheel simultaneously, the practicality is strong.
Description
Technical Field
The utility model relates to a railcar field, concretely relates to rail walking platform location structure.
Background
In recent years, with the rapid development of the coal industry in China, the rail-mounted traveling platform is gradually applied to underground mining work. The mining track walking platform is an important component for underground personnel and instruments transportation, and passengers and articles are timely and accurately transported to designated positions through the track walking platform in a moving and transporting mode on a mine track, so that the high efficiency of coal mining is guaranteed. In the process of loading and unloading a platform by passengers and goods, a positioning structure is generally needed to position the rail car so as to ensure the static stability of the rail car, and therefore, the platform positioning structure is one of important constituent structures in the rail car.
The applicant finds that at least the following technical problems exist in the prior art: the rail walking platform location locking structure who uses at present all sets up brake structures such as expanding brake in a plurality of rail wheels department, the location structure of a plurality of rail wheels separates each other, the location locking structure at same pivot both ends can't guarantee the atress unanimous at the braking in-process, the brake dynamics that leads to the rail wheel of both sides is different, thereby cause and produce the lateral wall eccentric wear between rail wheel and the rail, location locking in-process equipment structure stability is relatively poor, and can cause the influence to the life of track and wheel after long-term the use, the practicality is poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a rail walking platform location structure just lies in order to solve above-mentioned problem, through setting up two sets of location locking mechanism of synchronous lift, carries out synchronous locking to two sets of rail wheels at same pivot both ends to ensure that the location dynamics that the walking platform both sides received is unanimous, improves railcar locking parking process's stability, improves the uneven eccentric wear phenomenon that produces of both sides rail wheel atress, and the practicality is strong, sees the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a positioning structure of a track walking platform, which comprises a bearing platform and a rotating shaft, wherein the rotating shaft is transversely arranged at the bottom of the bearing platform, track wheels are symmetrically arranged at two ends of the rotating shaft, a frame is arranged above the bearing platform, a pedal plate is arranged at the center of the top of the frame in a penetrating manner, and a positioning component is arranged below the pedal plate;
a stay bar is transversely arranged in the frame, and springs are sleeved at two ends of the stay bar;
locating component includes the gangbar and articulates in the connecting rod at this gangbar both ends, two the connecting rod all leans out and this connecting rod bottom articulates there is the adjusting lever, the adjusting lever with vaulting pole sliding fit, the adjusting lever bottom extends to the plummer below, just the adjusting lever with pivot sliding fit, adjusting lever outside symmetry is fixed with two sets of atress poles, the atress pole is kept away from adjusting lever one end and is fixed with the friction ring, the pivot run through this friction ring and with this friction ring clearance fit.
When the rail walking platform positioning structure is used, the linkage rod is driven to move downwards by pressing the pedal plate downwards, so that the two connecting rods at the two ends of the linkage rod are pushed under the support of the linkage rod, the adjusting rod is pushed by the connecting rods to move outwards, the sliding block at the top end of the adjusting rod slides under the support of the supporting rod, the spring is pushed and compressed by the sliding block, meanwhile, the two stress rods at the bottom end of the adjusting rod translate along with the adjusting rod, so that the friction rings at the end parts of the stress rods are driven to abut against the inner end parts of the rail wheels, the speed reduction and locking of the rail wheels are realized through the friction force of the contact surfaces of the friction rings and the rail wheels, and the rail walking platform is positioned.
Preferably, the plummer both ends all are provided with the vertical holding tank that runs through, the adjusting lever run through this holding tank and with this holding tank clearance fit.
Preferably, the foot pedal is of a T-shaped structure, penetrates through the frame and is in clearance fit with the frame, and the bottom end of the foot pedal is fixed at the center of the top of the linkage rod.
Preferably, two groups of locking blocks are symmetrically arranged at two ends of the rotating shaft at the outer side of the adjusting rod, and the locking blocks are in a circular truncated cone-shaped structure with the diameter gradually enlarged from the inner side to the outer side.
Preferably, a locking disc is sleeved on a rotating shaft between the locking block and the adjusting rod, the locking disc is in clearance fit with the rotating shaft, the two stress rods penetrate through the locking disc, the locking disc is in clearance fit with the stress rods, and a locking spring is sleeved on the stress rods between the locking disc and the adjusting rod.
Preferably, one side of the locking disc, which is close to the rail wheel, is provided with a groove, and the inner wall of the groove is of an arc structure attached to the outer side of the locking block.
Has the advantages that: the utility model discloses a set up two sets of connecting rods and the adjusting lever mechanism of synchronous lift, carry out synchronous locking through two sets of friction rings to two sets of rail wheels at same pivot both ends to ensure that the location dynamics that the walking platform both sides received is unanimous, improve railcar locking parking process's stability, improve the uneven eccentric wear phenomenon that produces of both sides rail wheel atress, improve the locking dynamics of rail wheel simultaneously, the practicality is strong.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 these drawings without creative efforts.
FIG. 1 is a front view structural diagram of the present invention;
FIG. 2 is an internal structural view of the present invention;
fig. 3 is a schematic view of a partial structure of the positioning assembly of the present invention.
The reference numerals are explained below:
1. a bearing table; 101. a limiting block; 102. accommodating grooves; 2. a rotating shaft; 201. a rail wheel; 202. a locking block; 3. a frame; 301. a stay bar; 302. a spring; 4. a foot pedal; 5. a positioning assembly; 501. a linkage rod; 502. a connecting rod; 503. an adjusting lever; 503a, a slider; 504. a stress beam; 504a, bolts; 505. a friction ring; 506. and (5) locking the disc.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-3, the utility model provides a rail walking platform location structure, including plummer 1 and pivot 2, pivot 2 transversely sets up in plummer 1 bottom, and plummer 1 is used for supporting pivot 2 rotatory, and 2 both ends symmetries of pivot are provided with rail wheel 201, and plummer 1 top is provided with frame 3, and frame 3 top center runs through and is provided with running-board 4, and running-board 4 below is provided with locating component 5.
A stay bar 301 is transversely arranged in the frame 3, two ends of the stay bar 301 are respectively sleeved with a spring 302, the positioning assembly 5 comprises a linkage rod 501 and a connecting rod 502 hinged at two ends of the linkage rod 501, the two connecting rods 502 are inclined outwards, the bottom end of the connecting rod 502 is hinged with an adjusting rod 503, the adjusting rod 503 is in sliding fit with the stay bar 301, the bottom end of the adjusting rod 503 extends to the lower part of the bearing platform 1, the adjusting rod 503 is in sliding fit with the rotating shaft 2, two groups of stress rods 504 are fixed at the outer side of the adjusting rod 503, the two groups of stress rods 504 are symmetrically arranged at the outer side of the rotating shaft 2, a friction ring 505 is fixed at one end of the stress rod 504 far away from the adjusting rod 503, the rotating shaft 2 penetrates through the friction ring 505 and is in clearance fit with the friction ring 505, the linkage rod 501 is pressed downwards to drive the connecting rod 502 to push the adjusting rod 503, thereby pushing the spring 302 to compress, and simultaneously, thus, the rail wheel 201 is locked through the friction ring 505, and the positioning process of the rail walking platform is completed.
As an optional implementation manner, both ends of the carrier 1 are provided with vertically penetrating receiving grooves 102, the adjusting rod 503 penetrates through the receiving grooves 102 and is in clearance fit with the receiving grooves 102, it is ensured that the adjusting rod 503 can translate in the carrier 1 to drive the stressed rod 504 to move, the foot rest 4 is of a T-shaped structure, the foot rest 4 penetrates through the frame 3 and is in clearance fit with the frame 3, the bottom end of the foot rest 4 is fixed at the top center of the linkage rod 501, two sets of locking blocks 202 are symmetrically arranged at both ends of the rotating shaft 2 outside the adjusting rod 503, the locking blocks 202 are of a circular cone-shaped structure gradually enlarging the diameter from the inside to the outside, a locking disc 506 is sleeved on the rotating shaft 2 between the locking blocks 202 and the adjusting rod 503, the locking disc 506 is in clearance fit with the rotating shaft 2, both the two stressed rods 504 penetrate through the locking disc 506, the locking disc 506 is in clearance fit with the stressed rod 504, a locking spring 504a is sleeved on the stressed rod 504 between, locking dish 506 is provided with the recess near rail wheel 201 one side, and this recess inner wall is for the arc structure of laminating the latch segment 202 outside to pushing friction ring 505 in-process through adjusting lever 503, pushing locking dish 506 through lock spring 504a synchronization, thereby supporting latch segment 202 tightly through locking dish 506, with supplementary friction ring 505 through locking dish 506 and fix a position the locking to pivot 2, increase the positional stability of rail walking platform.
By adopting the structure, when the device is used, the linkage rod 501 is driven to move downwards by pressing the pedal plate 4 downwards, so that the two connecting rods 502 at the two ends of the linkage rod 501 are pushed under the support of the linkage rod 501, meanwhile, the adjusting rod 503 is pushed by the connecting rods 502 to move outwards, the sliding block 503a at the top end of the adjusting rod 503 slides under the support of the supporting rod 301, so that the spring 302 is pushed and compressed by the sliding block 503a, meanwhile, the two stress rods 504 at the bottom end of the adjusting rod 503 move horizontally along with the adjusting rod 503, so that the friction ring 505 at the end part of the stress rod 504 is driven to abut against the end part of the inner side of the track wheel 201, the deceleration and locking of the track wheel 201 are realized by the friction force of the contact surface of the friction ring 505 and the track;
through setting up two sets of connecting rods 502 and the adjusting lever 503 mechanism of synchronous lift, carry out synchronous locking through two sets of friction rings 505 to two sets of rail wheel 201 at same pivot 2 both ends to ensure that the location dynamics that the walking platform both sides received is unanimous, improve railcar locking parking process's stability, improve the uneven eccentric wear phenomenon that produces of both sides rail wheel 201 atress, improve rail wheel 201's locking dynamics simultaneously, the practicality is strong.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (6)
1. The utility model provides a rail-mounted platform location structure which characterized in that: the device comprises a bearing table (1) and a rotating shaft (2), wherein the rotating shaft (2) is transversely arranged at the bottom of the bearing table (1), two ends of the rotating shaft (2) are symmetrically provided with track wheels (201), a frame (3) is arranged above the bearing table (1), a pedal (4) penetrates through the center of the top of the frame (3), and a positioning assembly (5) is arranged below the pedal (4);
a stay bar (301) is transversely arranged in the frame (3), and springs (302) are sleeved at two ends of the stay bar (301);
locating component (5) include gangbar (501) and articulate connecting rod (502) at this gangbar (501) both ends, two connecting rod (502) all lean out and this connecting rod (502) bottom articulates there is adjusting lever (503), adjusting lever (503) with vaulting pole (301) sliding fit, adjusting lever (503) bottom extends to plummer (1) below, just adjusting lever (503) with pivot (2) sliding fit, adjusting lever (503) outside symmetry is fixed with two sets of atress poles (504), atress pole (504) are kept away from adjusting lever (503) one end and are fixed with friction ring (505), pivot (2) run through this friction ring (505) and with this friction ring (505) clearance fit.
2. The structure of claim 1, wherein: the bearing table is characterized in that the two ends of the bearing table (1) are respectively provided with a vertical through containing groove (102), and the adjusting rod (503) penetrates through the containing groove (102) and is in clearance fit with the containing groove (102).
3. The structure of claim 1, wherein: the pedal (4) is of a T-shaped structure, the pedal (4) penetrates through the frame (3) and is in clearance fit with the frame (3), and the bottom end of the pedal (4) is fixed at the center of the top of the linkage rod (501).
4. The structure of claim 1, wherein: two groups of locking blocks (202) are symmetrically arranged at two ends of the rotating shaft (2) on the outer side of the adjusting rod (503), and the locking blocks (202) are in a circular truncated cone-shaped structure with the diameter gradually enlarged from the inner side to the outer side.
5. The structure of claim 4, wherein: the locking block (202) with cup joint locking dish (506) on pivot (2) between adjusting lever (503), locking dish (506) with pivot (2) clearance fit, and two atress pole (504) all run through locking dish (506), just locking dish (506) with atress pole (504) clearance fit, locking dish (506) with cup joint locking spring (504 a) on atress pole (504) between adjusting lever (503).
6. The structure of claim 5, wherein: a groove is formed in one side, close to the rail wheel (201), of the locking disc (506), and the inner wall of the groove is of an arc-shaped structure attached to the outer side of the locking block (202).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922237526.2U CN211252590U (en) | 2019-12-13 | 2019-12-13 | Rail walking platform location structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922237526.2U CN211252590U (en) | 2019-12-13 | 2019-12-13 | Rail walking platform location structure |
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| Publication Number | Publication Date |
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| CN211252590U true CN211252590U (en) | 2020-08-14 |
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| CN201922237526.2U Active CN211252590U (en) | 2019-12-13 | 2019-12-13 | Rail walking platform location structure |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112652457A (en) * | 2020-12-29 | 2021-04-13 | 朱可欣 | Transformer convenient to install |
| CN117142391A (en) * | 2023-10-27 | 2023-12-01 | 山东东辰瑞森新材料科技有限公司 | Lifting device for loading plastic particles |
-
2019
- 2019-12-13 CN CN201922237526.2U patent/CN211252590U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112652457A (en) * | 2020-12-29 | 2021-04-13 | 朱可欣 | Transformer convenient to install |
| CN117142391A (en) * | 2023-10-27 | 2023-12-01 | 山东东辰瑞森新材料科技有限公司 | Lifting device for loading plastic particles |
| CN117142391B (en) * | 2023-10-27 | 2024-01-30 | 山东东辰瑞森新材料科技有限公司 | Lifting device for loading plastic particles |
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