CN219977632U - Brake cylinder tensile force testing tool - Google Patents
Brake cylinder tensile force testing tool Download PDFInfo
- Publication number
- CN219977632U CN219977632U CN202321526156.4U CN202321526156U CN219977632U CN 219977632 U CN219977632 U CN 219977632U CN 202321526156 U CN202321526156 U CN 202321526156U CN 219977632 U CN219977632 U CN 219977632U
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- 238000012360 testing method Methods 0.000 title claims abstract description 33
- 230000007246 mechanism Effects 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 abstract description 3
- 238000013461 design Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
The utility model discloses a brake cylinder tension testing tool which comprises a fixed plate, a connecting rod pulling mechanism, a tension meter mounting plate and a tension meter, wherein a guide block is fixed on the fixed plate, and a guide hole is longitudinally formed in the guide block; the connecting rod pulling mechanism comprises a telescopic guide column, a front end connecting plate, a pulling connecting rod and a guide connecting rod, one end of the telescopic guide column movably penetrates into the guide hole, the other end of the telescopic guide column is fixed with the front end connecting plate, one end of the pulling connecting rod is hinged with the front end connecting plate, a pulling seat is fixed at the other end of the pulling connecting rod, one end of the guide connecting rod is hinged in the middle of the pulling connecting rod, and the other end of the guide connecting rod is hinged with the guide block; the tensiometer mounting plate is fixed on one side of the front end connecting plate, and the tensiometer is fixed on the tensiometer mounting plate. The utility model can assist the brake pull rope test of the hand release mechanism of the parking brake cylinder of the motor train unit, can realize quick installation and convenient test, and improves the test efficiency; the connecting rod and lever design is utilized, so that the operation is easier, more flexible and more convenient; and the accuracy of the test reading is high, and the occupied space is small.
Description
Technical Field
The utility model relates to the technical field of tension test tools, in particular to a brake cylinder tension test tool.
Background
The motor train unit is required to stop mainly by a braking system in the running process, and the braking clamp is used as a direct force output mechanism to effectively clamp the braking disc so as to play a braking role. In high-speed motor train units, the brake clamps mainly comprise pneumatic disc brakes and wheel brakes, and the pneumatic disc brakes are divided into a brake with parking function and a brake without parking function. The function of parking is that the brake cylinder is in a clamping state under the condition of no external action, the brake state can be unlocked only when the brake cylinder is ventilated and supplied with air, and the brake pull rope of the manual brake cylinder relieving mechanism can be pulled down in an emergency state to play a role in releasing the brake clamping, and the function is taken as an emergency treatment function.
In the process of overhauling the brake clamp with a parking function, a tensile force test on a brake pull rope is one of the standards for checking whether the brake clamp with the parking function is qualified or not. The conventional practice is to use a tension meter to pull the brake pull rope, so that the operation is inconvenient, and an auxiliary stretching mechanism capable of effectively solving the problem is required to be designed for improving the operation efficiency and improving the operation simplicity.
Disclosure of Invention
The utility model aims to provide a brake cylinder tension testing tool which is used for testing the manual brake function of a motor train brake system component, and has the advantages of higher operation mode efficiency, more convenient operation and more accurate reading.
The utility model aims to achieve the aim, and is specifically realized by the following technical scheme:
a brake cylinder tension test fixture comprises a fixed plate, a connecting rod pulling mechanism, a tension meter mounting plate and a tension meter, wherein a guide block is fixed on the fixed plate, and a guide hole is longitudinally formed in the guide block; the connecting rod pulling mechanism comprises a telescopic guide column, a front end connecting plate, a pulling connecting rod and a guide connecting rod, one end of the telescopic guide column movably penetrates into the guide hole, the other end of the telescopic guide column is fixed with the front end connecting plate, one end of the pulling connecting rod is hinged with the front end connecting plate, a pulling seat is fixed at the other end of the pulling connecting rod, one end of the guide connecting rod is hinged in the middle of the pulling connecting rod, and the other end of the guide connecting rod is hinged with the guide block; the tensiometer mounting plate is fixed on one side of the front end connecting plate, and the tensiometer is fixed on the tensiometer mounting plate.
Further, a frame mounting plate is arranged at the front end part of the fixing plate, and a long groove is formed in the frame mounting plate.
Further, the tension meter is a digital display push-pull tension meter.
Further, a positioning column is fixed on the tension meter mounting plate.
Further, the outer end of the wrenching seat is fixedly provided with a long handle.
The brake cylinder tension test tool disclosed by the utility model can assist the brake pull rope test of the hand release mechanism of the parking brake cylinder of the motor train unit, can realize quick installation and convenient test in the test, and improves the test efficiency; the connecting rod and lever design is utilized, so that the operation difficulty is reduced, and the operation is easier, more flexible and more convenient; and by adopting a digital display push-pull gauge, the accuracy of test reading is improved, and compared with the traditional tubular scale spring tension test instrument, the floor space is small.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present utility model.
In the figure, 1-a fixing plate; 11-a guide block; 12-a guide hole; 13-a rack mounting plate; 14-an elongated slot; 2-a connecting rod pulling mechanism; 21-a telescopic guide column; 22-front end connection plates; 23-pulling the connecting rod; 24-a guide link; 25-pulling the seat; 3-a tensiometer mounting plate; 31-positioning columns; 4-a tension meter; 5-long handle.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings and examples.
In the description of the present utility model, it should be understood that unless explicitly specified and limited otherwise, the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", "center", "vertical", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus are not to be construed as limiting the present utility model.
The "upper" or "lower" of a first feature over a second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
The terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
As shown in fig. 1, the brake cylinder tensile force testing tool comprises a fixed plate 1, a connecting rod pulling mechanism 2, a tension meter mounting plate 3 and a tension meter 4, wherein a guide block 11 is fixed on the fixed plate 1, in the embodiment, the guide block 11 is fixed at one end part of the top surface of the fixed plate 1 in the longitudinal direction, and a guide hole 12 is formed in the guide block 11 in the longitudinal direction. In the embodiment, the front end of the fixing plate 1 is provided with a frame mounting plate 13, the frame mounting plate 13 is provided with a long groove 14, and the fixing plate 1 is fixed on a brake cylinder test bed on site through bolts and the frame mounting plate 12. The installation position and the braking pull rope of the braking cylinder are in a horizontal state, so that the stress point is always in a straight line state, the problems of deflection, inaccurate force measurement and the like are avoided, and the pulling force of the pull rope can be better transmitted.
The connecting rod pulling mechanism 2 is longitudinally arranged on the fixed plate 1 and positioned on the other side of the guide block 11, and comprises a telescopic guide column 21, a front end connecting plate 22, a pulling connecting rod 23 and a guide connecting rod 24, wherein one end of the telescopic guide column 21 movably penetrates into the guide hole 12, and the other end of the telescopic guide column is fixed with the front end connecting plate 22; one end of the pulling connecting rod 23 is hinged with the front connecting plate 22, and the other end is fixed with a pulling seat 25; one end of the guide connecting rod 24 is hinged to the middle part of the pulling connecting rod 23, and the other end is hinged to the guide block 11.
The tension meter mounting plate 3 is fixed on one side of the front end connecting plate 22, the tension meter 4 is fixed on the tension meter mounting plate 3, and the tension meter 4 is preferably a digital display push-pull tension meter.
The telescopic guide column 21, the front end connecting plate 22, the pulling connecting rod 23, the guide connecting rod 24 and the guide block 11 jointly form a movable plane connecting rod mechanism, the telescopic guide column 21, the front end connecting plate 22 and the tension meter mounting plate 3 are fixed in a welding mode, after the tension meter 4 is mounted on the tension meter mounting plate 3 on the side face, the telescopic guide column 21 and the tension meter 4 are horizontal, and the pulling connecting rod 23 drives and drives the whole welding piece to move in the horizontal direction. The pulling connecting rod 23 plays a role of pulling the tension meter 4 and also plays a role of stopping rotation of the telescopic guide column 21.
The pulling seat 25 is operated, and the pulling connecting rod 23 drives the telescopic guide column 21 to longitudinally move and stretch in the guide block 11 in a connecting rod mode, and the front connecting plate 22 longitudinally reciprocates on the top surface of the fixed plate 1, so that the tensiometer mounting plate 3 fixed on one side of the front connecting plate 22 is driven to longitudinally move back and forth.
The drag hook of the tension meter 4 is connected with the brake pull rope of the brake cylinder and is used for tension test. In order to realize manual work when testing the tensile force of the parking brake cylinder, the operation of operators is convenient, the efficiency is improved, the safety and standardization of the operation are ensured, the standardization and the accuracy of the operation are ensured, and the existing tensile force test form is required to be optimized and improved. The tension meter is optimized by adopting the mechanism, the traditional scale type tension is not used any more, the tension meter is replaced by a digital tension meter with more accurate reading and faster operation. Preferably, the front side of the tension meter mounting plate 3 is fixed with a positioning column 31 for fixing the tension meter 4, and the tension meter mounting plate is simple and convenient to mount and hangs along with use.
In the preferred embodiment, the long handle 5 is fixedly arranged at the outer end of the pulling seat 25, the long handle 5 can be directly inserted into the pulling seat 25, the output force of the personnel operation is reduced by the principle of forming a lever by lengthening the rod, and the labor-saving function is achieved.
The utility model relates to a brake cylinder tension test tool, which comprises the following use procedures: when the parking brake cylinder of the motor train unit enters a manual release pull rope force measurement test, the brake cylinder is used for braking the pull rope and is connected with the tension meter 4, a fixing hole of the tension meter 4 is arranged on a positioning column 31 of a tension meter mounting plate 3, a long handle 5 is manually pulled upwards, the tension meter 4 is driven to move backwards through a connecting rod mechanism, the brake pull rope is simultaneously transmitted to a brake pull rope position, a manual release function of the brake cylinder is simulated, meanwhile, the release force of the brake pull rope is recorded, a pulling seat 25 is manually released until the stop position is reached after operation is completed, and the tension meter 4 is taken down to complete the brake pull rope tension test.
The specific embodiments of the present utility model are intended to be illustrative, rather than limiting, of the utility model, and modifications thereof will be suggested to persons skilled in the art to which the present utility model pertains without inventive contribution, as desired, after having read the present specification, but are to be protected by the patent law within the scope of the appended claims.
Claims (5)
1. The brake cylinder tension testing tool is characterized by comprising a fixed plate (1), a connecting rod pulling mechanism (2), a tension meter mounting plate (3) and a tension meter (4), wherein a guide block (11) is fixed on the fixed plate, and a guide hole (12) is longitudinally formed in the guide block; the connecting rod pulling mechanism comprises a telescopic guide post (21), a front end connecting plate (22), a pulling connecting rod (23) and a guide connecting rod (24), one end of the telescopic guide post movably penetrates into the guide hole, the other end of the telescopic guide post is fixed with the front end connecting plate, one end of the pulling connecting rod is hinged with the front end connecting plate, the other end of the pulling connecting rod is fixedly provided with a pulling seat (25), one end of the guide connecting rod is hinged to the middle part of the pulling connecting rod, and the other end of the guide connecting rod is hinged with the guide block; the tensiometer mounting plate is fixed on one side of the front end connecting plate, and the tensiometer is fixed on the tensiometer mounting plate.
2. Brake cylinder tension test fixture according to claim 1, characterized in that the front end of the fixing plate is provided with a frame mounting plate (13) on which an elongated slot (14) is provided.
3. The brake cylinder pull test fixture of claim 1, wherein the pull gauge is a digital display push-pull gauge.
4. Brake cylinder pull test fixture according to claim 1, characterized in that a positioning column (31) is fixed on the pull meter mounting plate.
5. The brake cylinder tension test fixture according to claim 1, wherein the outer end of the trigger seat is fixedly provided with a long handle (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321526156.4U CN219977632U (en) | 2023-06-15 | 2023-06-15 | Brake cylinder tensile force testing tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321526156.4U CN219977632U (en) | 2023-06-15 | 2023-06-15 | Brake cylinder tensile force testing tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219977632U true CN219977632U (en) | 2023-11-07 |
Family
ID=88588318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321526156.4U Active CN219977632U (en) | 2023-06-15 | 2023-06-15 | Brake cylinder tensile force testing tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219977632U (en) |
-
2023
- 2023-06-15 CN CN202321526156.4U patent/CN219977632U/en active Active
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