CN215204898U - Railway wagon hand braking device suitable for integrated braking of bogie - Google Patents
Railway wagon hand braking device suitable for integrated braking of bogie Download PDFInfo
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- CN215204898U CN215204898U CN202121426636.4U CN202121426636U CN215204898U CN 215204898 U CN215204898 U CN 215204898U CN 202121426636 U CN202121426636 U CN 202121426636U CN 215204898 U CN215204898 U CN 215204898U
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Abstract
A hand brake device of a railway wagon adapting to integrated braking of a bogie is characterized in that a bilateral operating hand brake assembly of the hand brake device is arranged on the upper plane of the floor of the wagon, is close to the end part of the wagon, is fixed through a shaft seat and a hand brake mounting seat, and consists of a hand wheel, a quick release handle, a release shaft, a driving shaft and a bilateral hand brake; the lever fixed fulcrum seat is welded on the vehicle body; the fixed end of the hand brake lever is arranged on the lever fixed fulcrum seat, the input end of the hand brake lever is connected with the chain assembly of the hand brake machine at the two sides, and the output end of the hand brake lever is connected with the hand brake lever arranged on the bogie through a hand brake pull rod assembly; the hand braking lever bracket is fixed on the vehicle body; a clamping plate consisting of a hand brake pull rod is connected with the output end of the hand brake lever, and a pull ring is connected with a chain shoe ring; the chain shoe ring is connected with a hand brake lever device on the bogie. The device can realize the purpose of small input and large output, and solves the problem that different operators reach the requirement of larger parking braking rate under the condition of using smaller input force.
Description
The technical field is as follows:
the utility model relates to a technical field is equipped in the railway transportation, in particular to railway freight car hand brake technical field, specific theory, a railway freight car hand brake of integrated braking of adaptation bogie.
Background art:
the hand brake device is one of the important components of a railway wagon, and is used when a vehicle is parked at a station or is shunting. For the hand braking device of the railway hopper wagon integrally braked by the bogie, a chain of a hand brake is generally lengthened and then connected with a hand brake lever on the bogie, and a fixed pulley is arranged for converting the direction, so that for the hand braking device with the structure, when 560N of input force is applied to the edge of a hand wheel of the hand brake, the parking requirement that the hand braking rate of the wagon heavy wagon with the total weight of 100t is more than or equal to 13 percent can be met. Because very big input force and different operator's individual difference need be exerted on hand brake machine hand wheel edge, can increase part operator's working strength, the difficult requirement that satisfies vehicle parking braking, consequently the hand brake device of existing structure does not satisfy the operation requirement, and the redesign of hand brake device is needed to meet urgent need to make and exert less input force on hand brake machine hand wheel edge, can satisfy vehicle parking braking's requirement, satisfies different operator's individual difference requirement.
The utility model has the following contents:
the utility model aims to solve the technical problem that a hand arresting gear of "little input big output" is provided, satisfies the operator operation requirement of different individual differences, alleviates operation intensity, realizes operating in the arbitrary one side of vehicle.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a railway freight car hand brake device that adapts to integrated braking of bogie, this hand brake device include two side operation hand brake machine components, axle bed, hand brake machine mount pad, first hand brake pedestal, second hand brake pedestal, lever fixed pivot seat, hand brake lever bracket component, hand brake pull rod component, chain shoe ring and connecting fastener; the double-side operation hand brake is arranged on the upper plane of the floor of the vehicle, is close to the end part of the vehicle and is fixed through an axle seat, a hand brake mounting seat, a first hand brake axle hanger and a second hand brake axle hanger; the lever fixed fulcrum seat is welded on the vehicle body; the hand brake lever is provided with an input end, an output end and a fixed end, each end is provided with a connecting hole, the fixed end is arranged on the lever fixed fulcrum seat, the input end is connected with the chain assembly of the hand brake machine at the two sides, and the output end is connected with the hand brake pull rod assembly arranged on the bogie; the hand brake lever bracket assembly is formed by assembling and welding a first support, a second support and a bracket, the first support and the second support are fixed on a vehicle body, the two brackets are parallel to each other and are spaced at a certain distance, and two ends of each bracket are respectively fixed on the first support and the second support; the hand brake pull rod assembly is formed by assembling and welding a pull ring, a pull rod and a clamping plate, the clamping plate is connected with the output end of the hand brake lever, and the pull ring is connected with the chain shoe ring; the chain shoe ring is connected with a hand brake lever device on the bogie.
The height of the shaft seat and the height of the hand brake mounting seat can be adjusted.
The hand wheel of the hand brake adopts a non-metal hand wheel and can also adopt a steel hand wheel.
The hand brake lever is in an imitated foot shape, is machined in a forging mode or is formed by cutting a high-strength plate material, and has the thickness of 18-25 mm.
The diameter of each end connecting hole of the hand brake lever can be gradually increased according to the specification of the connecting round pin, the excircle of the input end, the excircle of the output end and the excircle of the fixed end and the connecting holes corresponding to the excircle are concentric, and the excircle of each end and the connecting holes corresponding to the excircle can also be made into an eccentric structure.
The fixed end adopts a flat hole round pin, a flat split pin and a gasket to be arranged on the lever fixed fulcrum seat.
The connecting line of the input end and the fixed end is an input force arm, the connecting line of the output end and the fixed end is an output force arm, the input force arm is longer than the output force arm, the included angle between the two force arms is theta, and the lengths of the input force arm L1 and the output force arm L2 and the included angle theta between the two force arms are determined according to different vehicles and vehicle space structures.
First support, second support bend for the sheet material and make and form, the bracket is solid round steel bending machine and makes and forms, sets up reasonable clearance between two brackets.
The distance H between the pull ring and the pull rod is larger than the connecting length of the chain shoe ring.
The chain shoe ring is manufactured by adopting a forging process and is upwarped by a certain angle alpha.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model discloses a hand braking device satisfies the complete wearing and tearing process of bogie to along with the continuous wearing and tearing of bogie, this hand braking device's magnification grow gradually, exert less input power on hand brake machine hand wheel edge, can satisfy the requirement of vehicle parking braking, satisfy different operators' individual difference requirement.
2. The utility model discloses a two side operation hand brake machines have the braking and alleviate the function fast, according to different users' operation custom, but the hand brake machine unilateral is arranged or is arranged at the vehicle tip, no matter which side that the operator is located the vehicle, all can operate.
3. The utility model discloses a hand brake machine operation hand wheel has adopted non-metallic hand wheel, and light in weight, intensity are high, the degree of gripping is good for require higher country and area to the product.
4. The utility model discloses the novelty has adopted "sufficient" shape hand brake lever, and the length of master arm (the input arm of force promptly) is greater than the slave arm (the output arm of force promptly) for enlarge the output of hand brake machine, and change the direction of hand brake power, and the length and the contained angle of the master arm of lever and slave arm can be adjusted according to different motorcycle types actual conditions.
5. The utility model discloses a hand brake pull rod of hard connection is constituteed, no matter under what kind of loading operating mode of vehicle, hand brake pull rod is constituteed and can not contact with bogie axletree and wheel, and is influenced driving safety.
6. The utility model discloses a hand brake lever bracket can play the horizontal hunting of injecing rotation plane, restriction hand brake lever to the hand brake lever, and the effect such as impulsive force of buffering hand brake lever when avoiding interfering, hand brake device alleviates with the wheel.
To sum up, the utility model discloses can realize the purpose of "big output of little input", solve the operator of different individual differences and reach the requirement of great parking braking rate under the condition that uses less input power. The utility model discloses can use the motorcycle type that sets up hand braking device on a plurality of floor surfaces such as depressed center flatcar, hopper car, have extensive suitability.
Description of the drawings:
fig. 1 is a top view of the present invention;
fig. 2 is a front view of the present invention;
fig. 3 is a side view of the present invention;
FIG. 4 is a three-dimensional structure view of the brake with two-side operation hands of the present invention;
FIG. 5 is a front view of the dual-side hand brake assembly of the present invention;
fig. 6 is a schematic structural view of the shaft seat of the present invention;
FIG. 7 is a schematic structural view of the hand brake mounting seat of the present invention;
FIG. 8 is a schematic structural view of a second hand brake axle hanger of the present invention;
fig. 9 is a schematic structural view of a first hand brake axle hanger of the present invention;
fig. 10 is a schematic structural view of the lever fixing fulcrum seat of the present invention;
fig. 11 is a schematic structural view of the hand brake lever of the present invention;
fig. 12 is a front view of the hand brake lever bracket assembly of the present invention;
fig. 13 is a top view of the hand brake lever bracket assembly of the present invention;
fig. 14 is a front view of the hand brake lever assembly of the present invention;
fig. 15 is a top view of the hand brake lever assembly of the present invention;
fig. 16 is a schematic structural view of the chain shoe ring of the present invention.
Reference numerals:
the brake system comprises a 1-bilateral operation hand brake assembly, a 2-shaft seat, a 3-hand brake mounting seat, a 4-first hand brake shaft hanger, a 5-second hand brake shaft hanger, a 6-lever fixed fulcrum seat, a 7-hand brake lever, an 8-hand brake lever bracket assembly, a 9-hand brake pull rod assembly, a 10-chain shoe ring, a 11-bogie hand brake lever and a 12-vehicle floor.
1.1-hand brake handwheel, 1.2-quick release handle, 1.3-slow release shaft, 1.4-driving shaft and 1.5 double-side hand brake.
7.1-input end, 7.2-output end and 7.3-fixed end.
8.1-first support, 8.2-second support and 8.3-bracket.
9.1-pull ring, 9.2-pull rod and 9.3-clamping plate.
The specific implementation mode is as follows:
the utility model discloses it explains further to combine specific embodiment below, refer to fig. 1 ~ 16, the utility model provides a railway freight car hand brake device of the integrated braking of adaptation bogie, this hand brake device includes that two side operation hand brake machine constitute 1, axle bed 2, hand brake machine mount pad 3, first hand brake axle hang 4, second hand brake axle hang 5, lever fixed fulcrum seat 6, hand brake lever 7, hand brake lever bracket constitute 8, hand brake pull rod group becomes 9, chain shoe ring 10 and coupling spare etc..
The double-side operation hand brake assembly 1 is arranged on the upper plane of a vehicle floor 12 and is close to the end part of a vehicle, the double-side operation hand brake assembly 1 is fixed on the vehicle floor 12 through a shaft seat 2, a hand brake mounting seat 3, a first hand brake shaft hanger 4 and a second hand brake shaft hanger 5, and the height of the double-side operation hand brake assembly 1 from a rail surface can be adjusted by adjusting the heights of the shaft seat 2 and the hand brake mounting seat 3 according to the requirements of different users. The hand brake assembly 1 on the two sides comprises a hand brake hand wheel 1.1, a quick release handle 1.2, a release shaft 1.3, a driving shaft 1.4 and a hand brake 1.5 on the two sides, wherein the hand brake hand wheel 1.1 adopts a non-metal hand wheel or a steel hand wheel. The double-side hand brake 1.5 is fixed on the hand brake mounting seat 3, the driving shaft 1.4 is divided into two sections, one end of each section is connected with the hand brake hand wheel 1.1 corresponding to the section through the corresponding shaft hanger, the other end of each section is connected with the double-side hand brake 1.5, the release shaft 1.3 is divided into two sections, one end of each section is connected with the quick release handle 1.2 corresponding to the section through the corresponding shaft hanger, and the other end of each section is connected with the double-side hand brake 1.5. The relieving shaft 1.3 is arranged parallel to the driving shaft 1.4. The first manual brake shaft hanger 4 and the second manual brake shaft hanger 5 are connected with the shaft seat 2 through bolts.
The lever fixed fulcrum seat 6 is welded on the vehicle body and used for installing and fixing the hand brake lever 7. The hand brake lever 7 is in an imitated foot shape and is machined in a forging mode or cut by adopting a high-strength plate material, and the thickness of the hand brake lever 7 is 18-25 mm, preferably 20mm according to the strength calculation requirement. The hand brake lever 7 is provided with an input end 7.1, an output end 7.2 and a fixed end 7.3, each end is provided with a connecting hole, the aperture of each end connecting hole can be gradually increased according to the specification of a connecting round pin according to the strength requirement, and the aperture of each end connecting hole is phi 21mm in the embodiment. The excircle of the input end 7.1, the excircle of the output end 7.2 and the excircle of the fixed end 7.3 are concentric with the corresponding connecting holes, and the excircle of each end and the corresponding connecting holes can also be made into an eccentric structure according to the strength requirement. The fixed end 7.3 is installed on the lever fixed pivot seat 6 by adopting a flat hole round pin, a flat cotter pin and a gasket, the flat hole round pin and the flat cotter pin are used for preventing falling, namely, the flat hole round pin and the flat cotter pin are used for preventing falling at the lever pivot, and the connection part of all round pins can also be connected by a rivet pin or the like for preventing falling or connected by a common smooth round pin and a cotter pin. The input end 7.1 is connected with the chain assembly of the double-side hand brake 1.5, and the output end 7.2 is connected with the hand brake pull rod assembly 9 on the bogie; the connecting line of the input end 7.1 and the fixed end 7.3 is an input force arm, the connecting line of the output end 7.2 and the fixed end 7.3 is an output force arm, the input force arm is longer than the output force arm so as to achieve the purpose of amplifying the braking force, and the included angle between the two force arms is theta. The length of the input force arm L1 and the output force arm L2 and the included angle theta between the two force arms are determined according to different vehicles and vehicle space structures, so that the amplification factor of the lever is changed, and the use requirements of different vehicles are met.
The hand braking lever bracket assembly 8 is formed by assembling and welding a first support 8.1, a second support 8.2 and a bracket 8.3, the first support 8.1 and the second support 8.2 are fixed on a vehicle body, the two brackets 8.3 are arranged and are parallel to each other and have a certain distance, and the two ends of the bracket 8.3 are respectively fixed on the first support 8.1 and the second support 8.2. The first support 8.1 and the second support 8.2 are made by bending plates, and the bracket 8.3 is made by bending solid round steel. A reasonable gap is arranged between the two brackets 8.3, so that the hand brake lever 7 is ensured to rotate in a specific plane, the hand brake lever 7 can be limited, and the hand brake lever 7 is prevented from interfering with wheels of the bogie in the transverse direction; the shape of the bracket 8.3 is made according to the motion track of the hand brake lever 7, and the bracket 8.3 is far away from the fixed end 7.3 of the hand brake lever 7 as far as possible and is determined by not interfering with the parts connected with the input end 7.1 and the output end 7.2 on the hand brake lever 7. The positions of the first support 8.1 and the second support 8.2 cannot interfere with the longitudinal movement of the hand brake lever 7 in the whole abrasion process of the bogie, and meanwhile, the first support 8.1 can effectively buffer the hand brake lever 7 when the speed is relieved.
The hand brake pull rod assembly 9 is used for connecting the hand brake lever 7 with a hand brake lever device on a bogie, the hand brake pull rod assembly 9 is formed by assembling and welding a pull ring 9.1, a pull rod 9.2 and a clamping plate 9.3, the clamping plate 9.3 is connected with an output end 7.2 of the hand brake lever 7, and the pull ring 9.1 is connected with a chain shoe ring 10. After the vehicle is subjected to wind braking, the bogie hand brake lever 11 drives the chain shoe ring 10 to move forwards, and the distance H between the pull ring 9.1 and the pull rod 9.2 is required to be larger than the connection length of the chain shoe ring 10, so that the pull ring 9.1 of the hand brake pull rod assembly 9 is firstly contacted with the bogie hand brake lever 11, and the hand brake pull rod assembly 9 and the chain shoe ring 10 are prevented from generating holding strength. In case of sufficient space and length of the trailing beam, the hand brake pull rod assembly 9 can be replaced by a chain assembly.
The working principle of the hand braking device is as follows:
when the hand brake is needed, an operator is positioned at any side of the vehicle, hand wheels 1.1 of the hand brake assembly 1 operated at two sides rotate towards the end part of the vehicle, a chain winding shaft of the hand brake is wound by a chain assembly to drive an input end 7.1 of a hand brake lever 7 to move upwards, the hand brake lever 7 rotates around a fixed fulcrum, an output end 7.2 drives a bogie hand brake lever 11 to move rightwards together, and finally the parking brake is realized; when the manual brake needs to be quickly released, an operator is located on any one side of the vehicle, and the quick release handle 1.2 of the double-side operation manual brake assembly 1 is lifted upwards, so that the manual brake can be quickly released.
It should be noted that the foregoing is only illustrative of some of the principles of the invention, as numerous modifications and variations will readily occur to those skilled in the art. Accordingly, the description is not intended to limit the invention to the exact construction and operation shown and described, and accordingly, all suitable modifications and equivalents may be resorted to, falling within the scope of the invention.
Claims (10)
1. The utility model provides a railway freight car hand brake device of integrated braking of adaptation bogie, characterized by: the hand brake device comprises a double-side operation hand brake assembly (1), a shaft seat (2), a hand brake mounting seat (3), a first hand brake shaft hanger (4), a second hand brake shaft hanger (5), a lever fixing fulcrum seat (6), a hand brake lever (7), a hand brake lever bracket assembly (8), a hand brake pull rod assembly (9), a chain shoe ring (10) and a connecting fastener; the double-side operation hand brake assembly (1) is arranged on the upper plane of a vehicle floor (12) and is close to the end part of a vehicle, and is fixed by a shaft seat (2), a hand brake mounting seat (3), a first hand brake shaft hanger (4) and a second hand brake shaft hanger (5), the double-side operation hand brake assembly (1) consists of a hand brake hand wheel (1.1), a quick release handle (1.2), a release shaft (1.3), a driving shaft (1.4) and a double-side hand brake (1.5), the double-side hand brake (1.5) is fixed on the hand brake mounting seat (3), the driving shaft (1.4) is divided into two sections, one end of each section passes through the corresponding shaft hanger to be connected with the corresponding hand brake hand wheel (1.1), the other end of each section is connected with the double-side hand brake (1.5), the release shaft (1.3) is divided into two sections, one end of each section passes through the corresponding shaft hanger to be connected with the corresponding quick release handle (1.2), the other end of the brake is connected with a double-side hand brake (1.5), a relieving shaft (1.3) is arranged in parallel with a driving shaft (1.4), and a first hand brake shaft hanger (4) and a second hand brake shaft hanger (5) are connected with a shaft seat (2) through bolts; the lever fixed fulcrum seat (6) is welded on the vehicle body; the hand brake lever (7) is provided with an input end (7.1), an output end (7.2) and a fixed end (7.3), each end is provided with a connecting hole, the fixed end (7.3) is arranged on the lever fixed fulcrum seat (6), the input end (7.1) is connected with the chain assembly of the double-side hand brake (1.5), and the output end (7.2) is connected with the hand brake pull rod assembly (9) arranged on the bogie; the hand braking lever bracket assembly (8) is formed by assembling and welding a first support (8.1), a second support (8.2) and a bracket (8.3), the first support (8.1) and the second support (8.2) are fixed on a vehicle body, the two brackets (8.3) are arranged and are parallel to each other and spaced at a certain distance, and two ends of the bracket (8.3) are respectively fixed on the first support (8.1) and the second support (8.2); the hand brake pull rod assembly (9) is formed by assembling and welding a pull ring (9.1), a pull rod (9.2) and a clamping plate (9.3), the clamping plate (9.3) is connected with the output end (7.2) of the hand brake lever (7), and the pull ring (9.1) is connected with a chain shoe ring (10); the chain shoe ring (10) is connected with a bogie hand brake lever (11).
2. The hand brake device of the railway wagon adapting to the integrated brake of the bogie as claimed in claim 1, wherein: the height of the shaft seat (2) and the height of the hand brake mounting seat (3) can be adjusted.
3. The hand brake device of the railway wagon adapting to the integrated brake of the bogie as claimed in claim 1, wherein: the hand wheel (1.1) of the hand brake adopts a non-metal hand wheel or a steel hand wheel.
4. The hand brake device of the railway wagon adapting to the integrated brake of the bogie as claimed in claim 1, wherein: the hand brake lever (7) is in an imitated foot shape, is machined in a forging mode or is formed by cutting a high-strength plate material, and has the thickness of 18-25 mm.
5. The hand brake device of the railway wagon adapting to the integrated brake of the bogie as claimed in claim 1, wherein: the diameter of each end connecting hole of the hand brake lever (7) can be gradually increased according to the specification of the connecting round pin, the excircle of the input end (7.1), the excircle of the output end (7.2) and the excircle of the fixed end (7.3) and the connecting hole corresponding to the excircle are concentric, and the excircle of each end and the connecting hole corresponding to the excircle can also be made into an eccentric structure.
6. The hand brake device of the railway wagon adapting to the integrated brake of the bogie as claimed in claim 1, wherein: the fixed end (7.3) is arranged on the lever fixed fulcrum seat (6) by adopting a flat hole round pin, a flat cotter pin and a gasket.
7. The hand brake device of the railway wagon adapting to the integrated brake of the bogie as claimed in claim 1, wherein: the connecting line of the input end (7.1) and the fixed end (7.3) is an input force arm, the connecting line of the output end (7.2) and the fixed end (7.3) is an output force arm, the input force arm is longer than the output force arm, an included angle between the two force arms is theta, and the lengths of the input force arm L1 and the output force arm L2 and the included angle theta between the two force arms are determined according to different vehicles and vehicle space structures.
8. The hand brake device of the railway wagon adapting to the integrated brake of the bogie as claimed in claim 1, wherein: first support (8.1), second support (8.2) be the sheet material and bend the preparation and form, bracket (8.3) are solid round steel and are bent the preparation and form, set up reasonable clearance between two brackets (8.3).
9. The hand brake device of the railway wagon adapting to the integrated brake of the bogie as claimed in claim 1, wherein: the distance H between the pull ring (9.1) and the pull rod (9.2) must be larger than the connection length of the chain shoe ring (10).
10. The hand brake device of the railway wagon adapting to the integrated brake of the bogie as claimed in claim 1, wherein: the chain shoe ring (10) is manufactured by adopting a forging process and is upwarped by a certain angle alpha.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121426636.4U CN215204898U (en) | 2021-06-25 | 2021-06-25 | Railway wagon hand braking device suitable for integrated braking of bogie |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121426636.4U CN215204898U (en) | 2021-06-25 | 2021-06-25 | Railway wagon hand braking device suitable for integrated braking of bogie |
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| Publication Number | Publication Date |
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| CN215204898U true CN215204898U (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121426636.4U Active CN215204898U (en) | 2021-06-25 | 2021-06-25 | Railway wagon hand braking device suitable for integrated braking of bogie |
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| CN (1) | CN215204898U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113371025A (en) * | 2021-06-25 | 2021-09-10 | 中车眉山车辆有限公司 | Railway wagon hand braking device suitable for integrated braking of bogie |
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2021
- 2021-06-25 CN CN202121426636.4U patent/CN215204898U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113371025A (en) * | 2021-06-25 | 2021-09-10 | 中车眉山车辆有限公司 | Railway wagon hand braking device suitable for integrated braking of bogie |
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