CN217705822U - Hand brake pull rod assembly for railway wagon adaptive to integrated braking of bogie - Google Patents
Hand brake pull rod assembly for railway wagon adaptive to integrated braking of bogie Download PDFInfo
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- CN217705822U CN217705822U CN202221633223.8U CN202221633223U CN217705822U CN 217705822 U CN217705822 U CN 217705822U CN 202221633223 U CN202221633223 U CN 202221633223U CN 217705822 U CN217705822 U CN 217705822U
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- pull rod
- hand brake
- chain
- braking
- bogie
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Abstract
The utility model provides a railway freight car hand brake pull rod assembly that adapts to bogie integrated brake, it includes the hand brake pull rod that links to each other through the hand brake lever of the integrated brake on the steering bogie of reversing joint, the hand brake pull rod includes tailboard, pull rod, diplopore tie rod head, the diplopore tie rod head is inside to be provided with upper end hole, the lower end hole that links to each other with the hand brake chain; the upper end hole is internally connected with a safety sling chain which is vertically arranged, and the upper end of the safety sling chain, which is far away from the upper end hole, is inserted with a pull rod guide frame in a penetrating way, so that the hand braking pull rod is suspended; the suspended hand brake pull rod and the safety sling chain together use the pull rod guide frame as a suspension base to perform movement corresponding to braking, relieving or quick relieving operation, so that the hand brake pull rod is prevented from contacting with a bogie axle after freely falling. The utility model discloses simple structure, simple to operate, convenient operation, safe and reliable are applicable to the vehicle that has short draw beam structure.
Description
Technical Field
The utility model relates to a railway transportation equips technical field, specifically indicates a hand brake pull rod assembly for railway freight car of the integrated braking of adaptation bogie.
Background
At present, in order to avoid that a hand brake device of a railway wagon freely falls above a bogie axle due to self weight in a relieving state (namely, the hand brake pull rod is not stressed) and is contacted with the bogie axle, so that the bogie axle is pulled and damaged in a driving process, a pull rod guide frame is arranged below the hand brake pull rod, and the hand brake pull rod in a free falling state is supported by the pull rod guide frame.
However, this solution is only applicable to a vehicle having a long draft sill structure with a large installation space, whereas for a vehicle having a short draft sill structure, there is no extra space for installing the tie rod guide because it is necessary to ensure that the hand brake lever of the truck-integrated brake apparatus has a sufficient stroke space, i.e., the solution cannot meet the use requirements of the vehicle having a short draft sill structure.
Disclosure of Invention
To prior art's weak point, the utility model provides a railway freight car of adaptation bogie integrated brake is with hand brake pull rod assembly suspends in midair through hanging hand brake pull rod, makes and suspends in midair hand brake pull rod and safe chain together to the pull rod guide is for suspending in midair the base, carries out with the braking, alleviates, or alleviates the corresponding motion of operation fast, avoids hand brake pull rod and bogie axle to contact, thereby avoids installing the pull rod guide in the below of hand brake pull rod, guarantees that bogie integrated brake device's hand brake lever possess sufficient stroke space.
In order to achieve the above object, the utility model provides an adapt to railway freight car hand brake pull rod assembly of integrated braking of bogie, include the hand brake pull rod that links to each other through the hand brake lever of integrated braking on switching-over joint and the bogie, its special character lies in: the hand brake pull rod comprises a tail plate connected with the reversing joint, the end of the tail plate, far away from the reversing joint, is connected with a pull rod, the end of the pull rod, far away from the tail plate, is connected with a double-hole pull rod head, and an upper end hole and a lower end hole connected with a hand brake chain are arranged in the double-hole pull rod head; the upper end hole is internally connected with a safety sling chain which is vertically arranged, and a pull rod guide frame which is fixed on the vehicle body and is horizontally arranged is inserted into the upper end of the safety sling chain, which is far away from the upper end hole, so that the hand braking pull rod is suspended; when the hand brake is used for braking, relieving or quickly relieving, the suspended hand brake pull rod and the safety sling chain are used together, the pull rod guide frame is used as a suspension base, and the hand brake pull rod moves corresponding to the braking, relieving or quickly relieving operation, so that the hand brake pull rod is prevented from contacting with a bogie axle after freely falling.
Furthermore, a first chain shoe ring is connected in the lower end hole, a butterfly buckle is connected in the first chain shoe ring, and the butterfly buckle is connected with a chain of a hand brake.
Furthermore, the hand brake pull rod further comprises a stop round steel which is arranged on the periphery of the double-hole pull rod head and corresponds to the position, extending from the lower end hole to the hand brake chain, of the stop round steel and used for supporting the first chain shoe ring and the butterfly buckle, so that when the hand brake is released or the operation is rapidly released, the contact between the free falling of the hand brake chain and the bogie axle is avoided.
Furthermore, the stop round steel is welded on the periphery of the double-hole draw bar head.
Furthermore, the safety sling chain comprises a chain ring and second chain shoe rings respectively sleeved on the upper end and the lower end of the chain ring, the second chain shoe ring at the lower end is connected with the upper end hole through a round pin and a fastener, and the second chain shoe ring at the upper end is inserted into the pull rod guide frame through the round pin and the fastener.
Further, the pull rod guide frame comprises rod-shaped round steel which is horizontally arranged, and the left end and the right end of the round steel are respectively provided with angle steel which is welded on the vehicle body.
The utility model has the advantages that:
1. the utility model designs the double-hole draw bar head at one end of the hand braking draw bar into an upper end hole and a lower end hole structure, so that the lower end hole is connected with the hand brake chain, the upper end hole is connected with the safety sling chain which is vertically arranged, and then the upper end of the safety sling chain which is vertically arranged is inserted on the draw bar guide frame which is horizontally arranged, thereby suspending the hand braking draw bar;
2. the utility model discloses when the hand brake machine brakes, alleviates, or alleviates the operation fast, can make the hand brake pull rod that hangs up with safe chain sling together, use the pull rod guide frame as the suspension base, carry out with the braking, alleviate, or alleviate the motion that the operation corresponds fast, when avoiding hand brake device to be in and alleviating, or alleviate the state fast, the hand brake pull rod contacts with bogie axle after freely hanging down, can satisfy the full stroke requirement of the hand brake lever of bogie integrated brake device simultaneously;
3. the utility model avoids the contact between the hand brake chain and the bogie axle after the hand brake chain freely droops when the hand brake is in the relieving or quick relieving state through the backstop round steel arranged at the periphery of the double-hole draw bar head;
the hand brake pull rod assembly for the railway wagon adapting to the integrated braking of the bogie has the advantages of simple structure, convenient installation, convenient operation, safety and reliability, and can effectively avoid the contact between the hand brake pull rod and a hand brake chain and a bogie axle when the hand brake device is in a relieving or quick relieving state; meanwhile, a pull rod guide frame is prevented from being installed below the hand braking pull rod, so that the hand braking lever of the bogie integrated braking device is ensured to have enough stroke space, and the hand braking lever integrated braking device is suitable for vehicles with short traction beam structures.
Drawings
Fig. 1 is a schematic structural view of the hand brake pull rod assembly for a railway wagon adaptive to integrated braking of a bogie, which is mounted on a wagon body;
fig. 2 is a schematic view of the overall structure of the hand brake lever assembly for a railway wagon adapted to integrated braking of a bogie according to the present invention;
FIG. 3 is a schematic view of the hand brake lever of FIG. 2;
FIG. 4 is a schematic structural diagram of the safety sling chain in FIG. 2;
FIG. 5 is a schematic view of the tension rod guide of FIG. 2;
in the figure: the hand brake device comprises a hand brake pull rod 1, a safety chain sling 2, a pull rod guide frame 3, a hand brake 4, a pulley 5, a hand brake chain 6, a butterfly buckle 7, a first chain shoe ring 8, a bogie axle 9 and a reversing joint 10.
The hand brake lever 1 includes: the double-hole pull rod head comprises a double-hole pull rod head 1a, an upper end hole 1a-1, a lower end hole 1a-2, a pull rod 1b, a tail plate 1c and stop round steel 1d;
the safety hoist chain 2 includes: a chain ring 2a, a second chain shoe ring 2b;
the tension rod guide 3 includes: round steel 3a, angle steel 3b.
Detailed Description
The invention is described in further detail below with reference to the figures and the specific embodiments.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the invention.
The hand brake pull rod assembly suitable for the integrated braking of the bogie for the rail wagon comprises a hand brake pull rod 1 connected with a hand brake lever of the integrated braking on the bogie through a reversing joint 10, the hand brake pull rod 1 comprises a tail plate 1c connected with the reversing joint 10, the end, far away from the reversing joint 10, of the tail plate 1c is connected with a pull rod 1b, the end, far away from the tail plate 1c, of the pull rod 1b is connected with a double-hole pull rod head 1a, and an upper end hole 1a-1 and a lower end hole 1a-2 connected with a hand brake chain 6 are formed in the double-hole pull rod head 1 a. The safety suspension chain 2 is vertically arranged in the upper end hole 1a-1, and a pull rod guide frame 3 which is fixed on a vehicle body and horizontally arranged is inserted into the upper end of the safety suspension chain 2 far away from the upper end hole 1a-1, so that the hand brake pull rod 1 is suspended. When the hand brake 4 performs braking, relieving or quick relieving operation, the suspended hand brake pull rod 1 and the safety sling 2 together use the pull rod guide frame 3 as a suspension base to perform movement corresponding to the braking, relieving or quick relieving operation, so that the hand brake pull rod 1 is prevented from contacting with the bogie axle 9 after freely falling.
The technical scheme of the utility model is realized like this: the double-hole draw bar head 1a at one end of the hand brake draw bar 1 is designed into a structure of an upper end hole 1a-1 and a lower end hole 1a-2, so that the lower end hole 1a-2 is connected with a hand brake chain 6, the upper end hole 1a-1 is connected with a safety sling chain 2 which is vertically arranged, and then the upper end of the safety sling chain 2 which is vertically arranged is inserted on a draw bar guide frame 3 which is horizontally arranged, so that the hand brake draw bar 1 is suspended; when the hand brake 4 performs braking, relieving or fast relieving operation, the chain 6 of the hand brake is pulled through the pulley 5, and then the hand brake pull rod 1 is pulled, so that the suspended hand brake pull rod 1 and the safety chain 2 are combined together, the pull rod guide frame 3 is used as a suspension base, and the movement corresponding to the braking, relieving or fast relieving operation is performed, so that the hand brake pull rod 1 is prevented from contacting with the bogie axle 9, and the aim of preventing the hand brake pull rod 1 from pulling the bogie axle 9 is fulfilled; meanwhile, the safe sling chain 2 is of a loose structure, so that the motion trail of the hand braking pull rod 1 is not influenced, and the full-stroke requirement of a hand braking lever of the bogie integrated braking device can be met.
When the hand brake device is in a releasing or quick releasing state, the hand brake pull rod 1 can be effectively prevented from contacting with the bogie axle 9.
Preferably, a first chain shoe ring 8 is connected in the lower end hole 1a-2, a butterfly buckle 7 is connected in the first chain shoe ring 8, and the butterfly buckle 7 is connected with the hand brake chain 6.
Preferably, the hand brake pull rod 1 further comprises a stop round steel 1d which is arranged at the periphery of the double-hole pull rod head 1a and corresponds to the extending position of the lower end hole 1a-2 towards the hand brake chain 6 and is used for supporting the first chain shoe ring 8 and the butterfly buckle 7, so that when the hand brake 4 is released or quickly released, the contact between the free falling of the hand brake chain 6 and the bogie axle 9 is avoided.
Specifically, the stop round steel 1d is welded on the periphery of the double-hole tie rod head 1 a. When the hand brake device is in a releasing or quick releasing state, the hand brake chain 6 can be effectively prevented from contacting with the bogie axle 9.
Preferably, the safety sling chain 2 includes a chain ring 2a and second chain shoe rings 2b respectively sleeved on upper and lower ends of the chain ring 2a, the second chain shoe ring 2b is connected to the upper end hole 1a-1 through a round pin and a fastener, and the second chain shoe ring 2b is inserted into the pull rod guide 3 through a round pin and a fastener.
Preferably, the pull rod guide frame 3 comprises rod-shaped round steel 3a which is horizontally arranged, and the left end and the right end of the round steel 3a are respectively provided with angle steel 3b which is welded on the vehicle body.
The hand brake pull rod assembly for the railway wagon applicable to the integrated braking of the bogie has the advantages of simple structure, convenient installation, convenient operation, safety and reliability, and can effectively avoid the contact between the hand brake pull rod and the bogie axle as well as between the hand brake chain and the bogie axle when the hand brake device is in a relieving or quick relieving state; meanwhile, a pull rod guide frame is prevented from being installed below the hand braking pull rod, so that the hand braking lever of the bogie integrated braking device is ensured to have enough stroke space, and the hand braking lever integrated braking device is suitable for vehicles with short traction beam structures.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a railway freight car hand brake pull rod subassembly of adaptation bogie integrated braking, includes through switching-over joint (10) and the hand brake pull rod (1) that the hand brake lever of integrated braking links to each other on the bogie, its characterized in that: the hand brake pull rod (1) comprises a tail plate (1 c) connected with a reversing joint (10), the end, far away from the reversing joint (10), of the tail plate (1 c) is connected with a pull rod (1 b), the end, far away from the tail plate (1 c), of the pull rod (1 b) is connected with a double-hole pull rod head (1 a), and an upper end hole (1 a-1) and a lower end hole (1 a-2) connected with a hand brake chain (6) are formed in the double-hole pull rod head (1 a); the safety lifting chain (2) which is vertically arranged is connected in the upper end hole (1 a-1), and a pull rod guide frame (3) which is fixed on a vehicle body and horizontally arranged is inserted into the upper end of the safety lifting chain (2) far away from the upper end hole (1 a-1), so that the hand braking pull rod (1) is suspended; when the hand brake (4) performs braking, relieving or quick relieving operation, the suspended hand brake pull rod (1) and the safety chain sling (2) together use the pull rod guide frame (3) as a suspension base to perform movement corresponding to the braking, relieving or quick relieving operation, so that the hand brake pull rod (1) is prevented from contacting with a bogie axle (9) after freely hanging.
2. A hand brake lever assembly for a railway truck adapted for truck integrated braking according to claim 1, wherein: the brake is characterized in that a first chain shoe ring (8) is connected in the lower end hole (1 a-2), a butterfly buckle (7) is connected in the first chain shoe ring (8), and the butterfly buckle (7) is connected with a chain (6) of a hand brake.
3. A hand brake lever assembly for a railway truck adapted for truck integrated braking according to claim 2, wherein: hand braking pull rod (1) is still including setting up backstop round steel (1 d) in diplopore tie-rod head (1 a) periphery and towards hand brake chain (6) extended position department, be used for supporting first chain hoof ring (8) and butterfly buckle (7) in lower extreme hole (1 a-2) to when making hand brake (4) alleviate, or alleviate the operation fast, avoid because the free sag of hand brake chain (6) contacts with bogie axletree (9).
4. A hand brake lever assembly for a railway wagon accommodating truck integrated braking as claimed in claim 3, wherein: the stop round steel (1 d) is welded on the periphery of the double-hole draw bar head (1 a).
5. A hand brake lever assembly for a railway truck adapted for truck integrated braking according to claim 1, wherein: the safety sling chain (2) comprises a chain ring (2 a) and second chain shoe rings (2 b) respectively sleeved on the upper end and the lower end of the chain ring (2 a), the lower end of each second chain shoe ring (2 b) is connected with an upper end hole (1 a-1) through a round pin and a fastener, and the upper end of each second chain shoe ring (2 b) is inserted into the pull rod guide frame (3) through the round pin and the fastener.
6. A hand brake lever assembly for a railway truck adapted for truck integrated braking according to claim 1, wherein: the pull rod guide frame (3) comprises rod-shaped round steel (3 a) which is horizontally arranged, and angle steel (3 b) welded on the vehicle body is arranged at the left end and the right end of the round steel (3 a) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221633223.8U CN217705822U (en) | 2022-06-27 | 2022-06-27 | Hand brake pull rod assembly for railway wagon adaptive to integrated braking of bogie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221633223.8U CN217705822U (en) | 2022-06-27 | 2022-06-27 | Hand brake pull rod assembly for railway wagon adaptive to integrated braking of bogie |
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| Publication Number | Publication Date |
|---|---|
| CN217705822U true CN217705822U (en) | 2022-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221633223.8U Active CN217705822U (en) | 2022-06-27 | 2022-06-27 | Hand brake pull rod assembly for railway wagon adaptive to integrated braking of bogie |
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| CN (1) | CN217705822U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023072300A1 (en) * | 2021-11-01 | 2023-05-04 | 中车齐齐哈尔车辆有限公司 | Braking system, vehicle braking mitigation state indicating apparatus, and vehicle |
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2022
- 2022-06-27 CN CN202221633223.8U patent/CN217705822U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023072300A1 (en) * | 2021-11-01 | 2023-05-04 | 中车齐齐哈尔车辆有限公司 | Braking system, vehicle braking mitigation state indicating apparatus, and vehicle |
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