CN214309227U - Force loading device for calibrating lateral force of wheel rail - Google Patents
Force loading device for calibrating lateral force of wheel rail Download PDFInfo
- Publication number
- CN214309227U CN214309227U CN202120450441.7U CN202120450441U CN214309227U CN 214309227 U CN214309227 U CN 214309227U CN 202120450441 U CN202120450441 U CN 202120450441U CN 214309227 U CN214309227 U CN 214309227U
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- cross beam
- oil cylinder
- force
- oil
- supports
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- Expired - Fee Related
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- 239000003921 oil Substances 0.000 claims abstract description 59
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims description 16
- 239000010959 steel Substances 0.000 claims description 16
- 238000000034 method Methods 0.000 description 6
- 230000003137 locomotive effect Effects 0.000 description 5
- 238000005259 measurement Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
A combined type force loading device for calibrating wheel rail lateral force comprises a cross beam (3), a supporting plate (2) symmetrically connected to the top surfaces of two ends of the cross beam in an overhanging mode, a base plate (1) arranged on the bottom surface of the outer end of the supporting plate, two oil cylinder supports (6) arranged in the middle of the bottom surface of the cross beam at intervals, a force application rod support (4) arranged on the bottom surface of the cross beam and symmetrically arranged on two outer sides of the oil cylinder supports, a hydraulic oil cylinder (7) arranged in the oil cylinder supports, force application rods (5) respectively connected with a piston rod and a cylinder bottom of the hydraulic oil cylinder and horizontally arranged in the force application rod supports, a manual oil pump (9) arranged beside the cross beam and used for pressurizing the oil cylinder, and an oil pressure gauge (8) arranged on the manual oil pump, wherein the manual oil pump is connected with the oil cylinder through an oil pipe (10) of the manual oil pump. The utility model discloses simple structure is reliable, convenient to carry, easily operation, measuring result are accurate.
Description
Technical Field
The utility model belongs to the technical field of railway wheel rail test equipment, during concretely relates to railway wheel rail lateral stress test process, carry out the loaded device of yawing force to railway wheel rail.
Background
When a locomotive runs on the wheel rail, lateral pressure is generated on the wheel rail. In order to ensure safety, the lateral pressure generated by the locomotive under various operating conditions is smaller than the allowable pressure specified by the wheel rail, so that the lateral pressure is measured.
In addition, new or retrofit locomotives also measure the maximum lateral pressure that the locomotive operates on the wheel track over which it passes before it is actually operating.
The method comprises the steps of measuring the lateral pressure generated on a wheel rail when a locomotive passes through the wheel rail, firstly loading the lateral pressure on the wheel rail, and calibrating the lateral pressure of the wheel rail in the loading process. However, the existing force loading device for calibrating the lateral force of the wheel rail is complex and heavy in structure, inconvenient to carry and high in manufacturing cost.
Disclosure of Invention
The utility model aims at solving the not enough of prior art existence, provide a simple structure is reliable, easily operation, practicality are strong, convenient to carry, cost of manufacture low are used for wheel rail yawing force to mark power loading device.
The utility model adopts the following technical scheme:
the force loading device for calibrating the side force of the wheel rail comprises a cross beam, outwards-raised supporting plates symmetrically connected to the top surfaces of two ends of the cross beam, a base plate arranged on the bottom surface of the outer end of the supporting plate, two oil cylinder supports arranged in the middle of the bottom surface of the cross beam at intervals, stress application rod supports arranged on the bottom surface of the cross beam and symmetrically arranged on two outer sides of the oil cylinder supports, a hydraulic oil cylinder arranged in the oil cylinder supports, stress application rods which are respectively connected with a piston rod and a cylinder bottom of the hydraulic oil cylinder and are horizontally arranged in the stress application rod supports, a manual oil pump arranged beside the cross beam and used for pressurizing the hydraulic oil cylinder, and an oil pressure gauge arranged on the manual oil pump, wherein the manual oil pump is connected with the hydraulic oil cylinder through an oil pipe of the manual oil pump.
Furthermore, the two stressing rod supports arranged on the two outer sides of the hydraulic oil cylinder support are arranged on each side, and the two stressing rod supports are arranged at intervals.
Further, the crossbeam adopts the channel-section steel preparation, and the notch of channel-section steel is down, hydro-cylinder support and stress application pole support set up in the notch of channel-section steel.
Furthermore, the bearing plate, the base plate, the oil cylinder support and the stress application rod support are all made of steel plates, and the stress application rod is made of steel bar materials.
Furthermore, the bearing plate is connected with the cross beam through screws, and the oil cylinder support and the stressing rod support are connected to the cross beam through screws.
Adopt the utility model discloses when carrying out wheel rail yawing force calibration, place the backing plate at crossbeam both ends on two wheel rails of rail, manual cylinder pressurization, the pressurization is released to drive hydraulic cylinder's piston rod, will add the ejecting side direction of slowly pressurizing the wheel rail of power pole, realizes the power loading when wheel rail yawing force calibration measurement, and the pressure value of manual fluid pump of fluid manometer synchronous display realizes that the loading in-process is markd the lateral pressure of wheel rail.
The utility model is used for wheel rail yawing force is markd and is measured, has advantages such as simple structure is light, easy and simple to handle nimble, measuring result is accurate. The utility model discloses simple structure is reliable, the cost of manufacture is low, convenient to carry, practicality are strong.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic diagram of the utility model for during wheel rail yawing force calibration measurement.
Detailed Description
As shown in figure 1, the force loading device for wheel rail vertical force calibration comprises a cross beam 3, outwards-raised supporting plates 2 symmetrically connected to the top surfaces of two ends of the cross beam, a base plate 1 arranged on the bottom surface of the outer end of each supporting plate, two oil cylinder supports 6 arranged in the middle of the bottom surface of the cross beam at intervals, force application rod supports 4 arranged on the bottom surface of the cross beam and symmetrically arranged on two outer sides of each oil cylinder support, hydraulic oil cylinders 7 arranged in the oil cylinder supports, two force application rods 5 respectively connected with piston rods and cylinder bottoms of the hydraulic oil cylinders and horizontally arranged in the force application rod supports, a manual oil pump 9 arranged beside the cross beam and used for pressurizing the hydraulic oil cylinders, and an oil pressure gauge 8 arranged on the manual oil pump, wherein the manual oil pump 9 is connected with the oil cylinders 7 through oil pipes 10 of the manual oil pump. The hydraulic oil cylinder can be a common one-way oil cylinder.
The two force applying rod supports 4 arranged on the two outer sides of the oil cylinder support are arranged on each side, and the two force applying rod supports are arranged at intervals, so that the force applying rods can be stably arranged, and cannot be inclined in the pressurizing process.
The crossbeam of this embodiment adopts the channel-section steel preparation, and the notch of channel-section steel is down, hydro-cylinder support 6 and stress application pole support 4 all can set up in the notch of channel-section steel. The bearing plate, the base plate, the oil cylinder support and the stress application rod support are all made of steel plates, and the stress application rod is made of steel bars.
The support plate 2 is connected with the cross beam by screws. The backing plate is padded on the bottom surface of the backing plate. The oil cylinder support and the stress application rod support are connected to the cross beam through screws. As shown in fig. 1, a screw hole is processed at the bottom of the channel steel, four stress beam supports, two oil cylinder supports and two supporting plates are respectively connected to a cross beam by screws 11, then a hydraulic oil cylinder is horizontally arranged and installed in the installation holes of the two oil cylinder supports, the two stress beams are respectively installed in the installation holes of the stress beam supports at the two outer sides of the oil cylinder supports, one stress beam is connected with a piston rod of the hydraulic oil cylinder, and a coupler or a shaft sleeve can be adopted for connection, or other simple connection modes can be adopted; the other force applying rod is fixedly connected to the cylinder bottom of the hydraulic oil cylinder and can be connected through a screw or in other simple and convenient connection modes.
The hydraulic oil cylinder, the manual oil pump and the oil pressure gauge are directly purchased from the market.
Adopt the utility model discloses when carrying out wheel rail yawing force and demarcating the measurement, as shown in fig. 2, place two backing plates 1 respectively on two wheel rails 12 of rail, manual oil pump 9 pressurizes, the pressurization is released to the piston rod of drive hydraulic cylinder 7, with 5 ejecting laterals to the wheel rail of slowly pressurizing of application of force pole, the power loading when realizing wheel rail yawing force and demarcating the measurement, oil hydraulic pressure force 8 table synchronization display manual fluid pump's pressure value, realize that the loading in-process marks the yawing pressure of wheel rail. After the measurement finishes, the manual oil pump 9 release, hydraulic cylinder 7's piston rod resets, can with the utility model discloses take off from the wheel rail.
Claims (5)
1. The force loading device for calibrating the wheel rail lateral force is characterized by comprising a cross beam (3), outwards-raised supporting plates (2) symmetrically connected to the top surfaces of two ends of the cross beam, a base plate (1) arranged on the bottom surface of the outer end of each supporting plate, two oil cylinder supports (6) arranged in the middle of the bottom surface of the cross beam at intervals, stress application rod supports (4) arranged on the bottom surface of the cross beam and symmetrically arranged on two outer sides of the oil cylinder supports, hydraulic oil cylinders (7) arranged in the oil cylinder supports, stress application rods (5) respectively connected with piston rods and cylinder bottoms of the hydraulic oil cylinders and horizontally arranged in the stress application rod supports, a manual oil pump (9) arranged beside the cross beam and used for pressurizing the oil cylinders, and an oil pressure gauge (8) arranged on the manual oil pump, wherein the manual oil pump (9) is connected with the oil cylinders (7) through oil pipes (10) of the manual oil pump.
2. The force loading device for calibrating the lateral force of the wheel track according to claim 1, wherein two force application rod supports (4) are arranged on each side of the oil cylinder support, and the two force application rod supports are arranged at intervals.
3. The force loading device for calibrating the lateral force of the wheel track according to claim 1 or 2, wherein the cross beam is made of channel steel, a notch of the channel steel faces downwards, and the oil cylinder support (6) and the stress application rod support (4) are arranged in the notch of the channel steel.
4. The force loading device for calibrating the lateral force of the wheel track according to claim 1 or 2, wherein the supporting plate, the base plate, the oil cylinder support and the stress application rod support are all made of steel plates, and the stress application rod is made of steel bars.
5. The force loading device for wheel track lateral force calibration according to claim 1 or 2, wherein the support plate (2) is connected with the cross beam by using screws, and the oil cylinder support and the stressing rod support are connected with the cross beam by using screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120450441.7U CN214309227U (en) | 2021-03-02 | 2021-03-02 | Force loading device for calibrating lateral force of wheel rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120450441.7U CN214309227U (en) | 2021-03-02 | 2021-03-02 | Force loading device for calibrating lateral force of wheel rail |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214309227U true CN214309227U (en) | 2021-09-28 |
Family
ID=77835373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120450441.7U Expired - Fee Related CN214309227U (en) | 2021-03-02 | 2021-03-02 | Force loading device for calibrating lateral force of wheel rail |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214309227U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118190239A (en) * | 2023-05-23 | 2024-06-14 | 中南大学 | Portable wheel rail transverse force calibration device and calibration method without wheel falling |
-
2021
- 2021-03-02 CN CN202120450441.7U patent/CN214309227U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118190239A (en) * | 2023-05-23 | 2024-06-14 | 中南大学 | Portable wheel rail transverse force calibration device and calibration method without wheel falling |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210928 |