CN213632651U - Altitude valve fatigue test device - Google Patents
Altitude valve fatigue test device Download PDFInfo
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- CN213632651U CN213632651U CN202022595616.1U CN202022595616U CN213632651U CN 213632651 U CN213632651 U CN 213632651U CN 202022595616 U CN202022595616 U CN 202022595616U CN 213632651 U CN213632651 U CN 213632651U
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Abstract
The utility model discloses a fatigue testing device for a height valve, which comprises a base component, four connecting rod components and a cylinder component; the valve body of the altitude valve is detachably arranged on the base component; the cylinder assembly is arranged on the base assembly; the four connecting rod assemblies are vertically arranged in a matrix form; the lower end of the connecting rod assembly is rotationally connected with the power output end of the cylinder assembly, and the upper end of the connecting rod assembly is rotationally connected with a lever of the altitude valve; the four connecting rod assemblies are symmetrically arranged on two sides of the base assembly. The utility model has the advantages that the connecting rod with the joint bearing is arranged as the transmission rod, so that the transmission rod can flexibly rotate in the up-and-down moving process without clamping stagnation, and the stable operation of the testing device is ensured; meanwhile, the center position of the transverse plate is connected with the power output end of the air cylinder assembly, so that the output of four ends is balanced, four testing ends are symmetrically distributed, the component force in the horizontal direction is further reduced, and the stability is improved.
Description
Technical Field
The utility model relates to a vehicle accessory test field especially relates to a altitude valve fatigue test device.
Background
The height valve on the railway vehicle bogie is mainly used for controlling the charging and discharging of the air spring so as to maintain the relative height of the vehicle body and the rail surface under different static loads. Because the railway vehicle can pass through the straight line section and the curve section in the running process, when the railway vehicle runs on the straight line, the vehicle does not have the air intake and exhaust effects under the normal vibration condition, and when the railway vehicle passes through the curve, the height valves on the left side and the right side of the bogie respectively have different air intake and exhaust effects due to the inclination of the vehicle body, so that the inclination of the vehicle is reduced, the riding comfort is ensured, and good riding experience is provided.
Therefore, the fatigue test device is of great importance to the test of the altitude valve, and at present, the fatigue test device of the altitude valve on the railway vehicle generally has the problems of low test speed, long period, few test samples, complex test bed structure and the like.
Therefore, a need exists for a height valve testing device, which can achieve the effect of testing multiple samples simultaneously, and can simplify the test bench and reduce the testing period while achieving the effect of testing rapidly.
Disclosure of Invention
The utility model aims at providing a shortcoming to prior art.
Realize the utility model discloses purpose technical scheme is:
a fatigue testing device for a height valve comprises a base assembly, four connecting rod assemblies and a cylinder assembly; the valve body of the altitude valve is detachably arranged on the base component; the cylinder assembly is arranged on the base assembly; the four connecting rod assemblies are vertically arranged in a matrix form; the lower end of the connecting rod assembly is rotationally connected with the power output end of the air cylinder assembly, and the upper end of the connecting rod assembly is rotationally connected with a lever of the altitude valve; the four connecting rod assemblies are symmetrically arranged on two sides of the base assembly; the air cylinder assembly drives the connecting rod assembly to reciprocate up and down, and then the lever of the altitude valve is driven to reciprocate relative to the valve body of the altitude valve.
Further, the base assembly comprises a bottom plate and two upright posts symmetrically arranged on the bottom plate; the front sides and the back sides of the two upright posts are symmetrically provided with mounting seats on the same horizontal position; the connecting rod assembly comprises two joint bearings and a connecting rod; the two joint bearings are respectively arranged at two ends of the connecting rod; the air cylinder assembly comprises a power air cylinder and a transverse plate arranged at the power output end of the power air cylinder; the power output end of the power cylinder is arranged at the central position of the transverse plate; the joint bearing at the bottom of the connecting rod assembly is rotatably connected with the transverse plate; and the joint bearing at the top of the connecting rod assembly is connected with a lever of the altitude valve.
Further, the joint bearing is in adjustable threaded connection with the connecting rod.
Furthermore, a guide rod which is vertically upward is arranged on the base component; the transverse plate is provided with a guide hole matched with the guide rod; the transverse plate is suitable for moving up and down under the limit of the guide rod.
Further, a photoelectric sensor is also mounted on the base component; the detection end of the photoelectric sensor corresponds to the initial position of the lever of the height valve.
Further, the electromagnetic valve assembly is also included; the electromagnetic valve component is connected with the cylinder component; the output frequency of the air cylinder assembly is controlled by adjusting the action frequency of the electromagnetic valve assembly, and then the up-and-down movement frequency of the connecting rod assembly is controlled.
Further, the device also comprises a control cabinet assembly; the control cabinet assembly comprises a counter and a time relay; the counter is electrically connected with the photoelectric sensor; the time relay is electrically connected with the electromagnetic valve assembly.
By adopting the technical scheme, the utility model discloses following beneficial effect has:
(1) the utility model discloses a cylinder assembly drives four link assembly motions simultaneously, realizes the effect of a plurality of altitude valves of synchronous test, effectively increases test speed, reduces test cycle, and link assembly is the vertical setting of matrix, can effectively offset the component force of horizontal direction, ensures testing arrangement's operating stability, reduces the loss, increases life.
(2) The utility model has the advantages that the connecting rod with the joint bearing is arranged as the transmission rod, so that the transmission rod can flexibly rotate in the up-and-down moving process without clamping stagnation, and the stable operation of the testing device is ensured; meanwhile, the center position of the transverse plate is connected with the power output end of the air cylinder assembly, so that the output of four ends is balanced, four testing ends are symmetrically distributed, the component force in the horizontal direction is further reduced, and the stability is improved.
(3) The utility model discloses an adjustable threaded connection of connecting rod and joint bearing, when the altitude valve of test difference, the accessible is adjusted the length of closing length control connecting rod soon of screw thread, realizes the wide commonality of altitude valve test.
(4) The utility model discloses a vertical up-and-down motion of diaphragm is ensured to setting up and diaphragm complex guide bar, further improves testing arrangement stability and accuracy.
(5) The utility model discloses a set up photoelectric sensor to the electricity is connected to the counter, and the accuracy of test is ensured to the experimental number of times of effective record in time.
(6) The utility model discloses a be connected with the cylinder subassembly and control the solenoid valve subassembly of cylinder action frequency to through setting up time relay control solenoid valve subassembly, realize automatic test, improve the test accuracy.
Drawings
In order that the present invention may be more readily and clearly understood, the following detailed description of the present invention is provided in connection with the accompanying drawings, in which:
fig. 1 is a front view of the present invention.
Fig. 2 is a left side view of the present invention.
Fig. 3 is a schematic structural diagram of the control cabinet assembly of the present invention.
Fig. 4 is a schematic diagram of the working principle of the present invention.
The reference numbers in the drawings are:
the device comprises a base component 1, a guide rod 1-1, a photoelectric sensor 1-2, an upright post 1-3, a connecting rod component 2, a transverse plate 3-1, a joint bearing 2-1, a connecting rod 2-2, a cylinder component 3, a solenoid valve component 4, a control cabinet component 5, a counter 5-1 and a time relay 5-2.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be understood that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the product of the present invention is usually placed in when in use, or the orientation or positional relationship which the skilled person conventionally understands, and are only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the equipment or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, or an integral connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
(example 1)
A fatigue testing device for a height valve comprises a base component 1, four connecting rod components 2 and a cylinder component 3; the valve body of the altitude valve is detachably arranged on the base component 1; the cylinder assembly 3 is arranged on the base assembly 1; the four connecting rod assemblies 2 are vertically arranged in a matrix form; the lower end of the connecting rod component 2 is rotationally connected with the power output end of the cylinder component 3, and the upper end of the connecting rod component is rotationally connected with a lever of the altitude valve; the four connecting rod assemblies 2 are symmetrically arranged at two sides of the base assembly 1; the cylinder assembly 3 drives the connecting rod assembly 2 to reciprocate up and down, and then drives the lever of the altitude valve to reciprocate relative to the valve body of the altitude valve. Drive four link assembly 2 movements simultaneously through cylinder assembly 3, realize the effect of a plurality of altitude valves of synchronous test, effectively increase test speed, reduce test cycle, and link assembly 2 is the vertical setting of matrix, can effectively offset the component force of horizontal direction, ensures testing arrangement's operating stability, reduces the loss, increases life.
The base component 1 comprises a bottom plate and two upright posts 1-3 which are symmetrically arranged on the bottom plate; the front and back of the two upright posts 1-3 are symmetrically provided with mounting seats on the same horizontal position; the connecting rod assembly 2 comprises two joint bearings 2-1 and a connecting rod 2-2; the two joint bearings 2-1 are respectively arranged at two ends of the connecting rod 2-2; the cylinder assembly 3 comprises a power cylinder and a transverse plate 3-1 arranged at the power output end of the power cylinder; the power output end of the power cylinder is arranged at the central position of the transverse plate 3-1; a joint bearing 2-1 at the bottom of the connecting rod assembly 2 is rotatably connected with a transverse plate 3-1; and a joint bearing 2-1 at the top of the connecting rod assembly 2 is connected with a lever of the altitude valve. The connecting rod with the joint bearing 2-1 is arranged as the transmission rod, so that the transmission rod can flexibly rotate in the up-and-down moving process without clamping stagnation, and the stable operation of the testing device is ensured; meanwhile, the center position of the transverse plate 3-1 is connected with the power output end of the air cylinder assembly 3, so that the output of four ends is balanced, four testing ends are symmetrically distributed, the component force in the horizontal direction is further reduced, and the stability is improved; in addition, the knuckle bearing 2-1 is connected with the connecting rod 2-2 through adjustable threads, and when different altitude valves are tested, the length of the connecting rod 2-2 can be controlled by adjusting the screwing length of the threads, so that the wide universality of the altitude valve test is realized.
Further, a guide rod 1-1 which is vertically upward is arranged on the base component 1; the transverse plate 3-1 is provided with a guide hole matched with the guide rod 1-1; the transverse plate 3-1 is ensured to vertically move up and down, and the stability and the accuracy of the testing device are further improved.
In order to improve the test accuracy, the device is also provided with an electromagnetic valve assembly 4 and a control cabinet assembly 5, wherein the control cabinet assembly 5 comprises a counter 5-1 and a time relay 5-2; wherein, the time relay 5-2 is electrically connected with the electromagnetic valve assembly 4; the electromagnetic valve assembly 4 is connected with the cylinder assembly 3; the output frequency of the air cylinder assembly 3 is controlled by adjusting the action frequency of the electromagnetic valve assembly 4 through the time relay 5-2, so that the up-and-down movement frequency of the connecting rod assembly 2 is controlled, automatic testing is realized, and the testing accuracy is improved; a photoelectric sensor 1-2 is also arranged on the base component 1; the detection end of the photoelectric sensor 1-2 corresponds to the initial position of a lever of the altitude valve; the counter 5-1 is electrically connected with the photoelectric sensor 1-2, so that the test times can be effectively recorded in time, and the test accuracy can be further ensured.
During testing, the four tested height valves are respectively installed on the upright posts 1-3, the first pressure regulating valve is connected with an air spring interface end of the tested height valve, and reading is carried out through the first pressure gauge; the second pressure regulating valve is connected with the air inlet end of the measured height valve and reads the pressure through a second pressure gauge; the connecting rod assembly 2 is connected with a lever of the measured height valve; the air sources and the plug valves of the first regulating valve and the second regulating valve can be controlled by the control cabinet component 5; the action frequency of the electromagnetic valve component 4 is adjusted through a time relay 5-2 of the control cabinet component 5, so that the output frequency of the air cylinder component 3 is controlled, the test is carried out, and the test times and frequency are recorded through a counter 5-1 electrically connected with the photoelectric sensor 1-2.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (7)
1. The utility model provides a altitude valve fatigue test device which characterized in that: comprises a base component (1), four connecting rod components (2) and a cylinder component (3); the valve body of the altitude valve is detachably arranged on the base component (1); the cylinder assembly (3) is arranged on the base assembly (1); the four connecting rod assemblies (2) are vertically arranged in a matrix form; the lower end of the connecting rod component (2) is rotationally connected with the power output end of the cylinder component (3), and the upper end of the connecting rod component is rotationally connected with a lever of the altitude valve; the four connecting rod assemblies (2) are symmetrically arranged at two sides of the base assembly (1); the air cylinder assembly (3) drives the connecting rod assembly (2) to reciprocate up and down, and then the lever of the altitude valve is driven to reciprocate relative to the valve body of the altitude valve.
2. The altimeter valve fatigue test device of claim 1, wherein: the base component (1) comprises a bottom plate and two upright posts (1-3) symmetrically arranged on the bottom plate; the front and back of the two upright posts (1-3) are symmetrically provided with mounting seats at the same horizontal position; the connecting rod assembly (2) comprises two joint bearings (2-1) and a connecting rod (2-2); the two joint bearings (2-1) are respectively arranged at two ends of the connecting rod (2-2); the air cylinder assembly (3) comprises a power air cylinder and a transverse plate (3-1) arranged at the power output end of the power air cylinder; the power output end of the power cylinder is arranged at the central position of the transverse plate (3-1); a joint bearing (2-1) at the bottom of the connecting rod assembly (2) is rotatably connected with a transverse plate (3-1); and a joint bearing (2-1) at the top of the connecting rod assembly (2) is connected with a lever of the altitude valve.
3. The altimeter valve fatigue test device of claim 2, wherein: the joint bearing (2-1) is in adjustable threaded connection with the connecting rod (2-2).
4. The altimeter valve fatigue test device of claim 2, wherein: a guide rod (1-1) which is vertically upward is arranged on the base component (1); the transverse plate (3-1) is provided with a guide hole matched with the guide rod (1-1).
5. The altimeter valve fatigue test device of claim 1, wherein: a photoelectric sensor (1-2) is also arranged on the base component (1); the detection end of the photoelectric sensor (1-2) corresponds to the initial position of the lever of the height valve.
6. A altimeter valve fatigue test device of claim 5, wherein: the electromagnetic valve assembly (4) is further included; the electromagnetic valve component (4) is connected with the cylinder component (3); the output frequency of the air cylinder assembly (3) is controlled by adjusting the action frequency of the electromagnetic valve assembly (4), and the up-and-down movement frequency of the connecting rod assembly (2) is further controlled.
7. The altimeter valve fatigue test device of claim 6, wherein: also comprises a control cabinet component (5); the control cabinet assembly (5) comprises a counter (5-1) and a time relay (5-2); the counter (5-1) is electrically connected with the photoelectric sensor (1-2); the time relay (5-2) is electrically connected with the electromagnetic valve component (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022595616.1U CN213632651U (en) | 2020-11-11 | 2020-11-11 | Altitude valve fatigue test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022595616.1U CN213632651U (en) | 2020-11-11 | 2020-11-11 | Altitude valve fatigue test device |
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| Publication Number | Publication Date |
|---|---|
| CN213632651U true CN213632651U (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022595616.1U Active CN213632651U (en) | 2020-11-11 | 2020-11-11 | Altitude valve fatigue test device |
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| CN (1) | CN213632651U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116296925A (en) * | 2023-03-02 | 2023-06-23 | 无锡市恒鼎智能装备科技有限公司 | Metal fatigue life prediction equipment and use method |
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2020
- 2020-11-11 CN CN202022595616.1U patent/CN213632651U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116296925A (en) * | 2023-03-02 | 2023-06-23 | 无锡市恒鼎智能装备科技有限公司 | Metal fatigue life prediction equipment and use method |
| CN116296925B (en) * | 2023-03-02 | 2024-01-12 | 无锡市恒鼎智能装备科技有限公司 | Metal fatigue life prediction equipment and use method |
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