CN203404161U - Fatigue test device of pressure cylinder - Google Patents
Fatigue test device of pressure cylinder Download PDFInfo
- Publication number
- CN203404161U CN203404161U CN201320423135.XU CN201320423135U CN203404161U CN 203404161 U CN203404161 U CN 203404161U CN 201320423135 U CN201320423135 U CN 201320423135U CN 203404161 U CN203404161 U CN 203404161U
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- air
- pressurized cylinder
- cylinder
- solenoid valve
- fatigue test
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Abstract
The utility model discloses a fatigue test device of a pressure cylinder. The fatigue test device comprises an air source, a load hydraulic cylinder, a first air circuit control electromagnetic valve, a second air circuit control electromagnetic valve, a cock, a filter, a reducing valve and a pressure stabilizing air cylinder, wherein the cock, the filter, the reducing valve and the pressure stabilizing air cylinder are sequentially connected with the air source. The air control end of the first air circuit control electromagnetic valve and the air control end of the second air circuit control electromagnetic valve are connected with an air outlet of the reducing valve, the two air circuit ports of the first air circuit control electromagnetic valve are connected with an air circuit port of the pressure cylinder and the pressure stabilizing air cylinder respectively, and the two air circuit ports of the second air circuit control electromagnetic valve are connected with the air circuit port of the pressure cylinder and a silencer respectively. The air circuit port of the load hydraulic cylinder is connected with the air outlet of the reducing valve, and the oil circuit port is connected with the oil output circuit of the pressure cylinder. The fatigue test device of the pressure cylinder is simple in structure, convenient to use, and capable of fast inflating air into the pressure cylinder and discharging air out of the pressure cylinder and completing a fatigue test on the pressure cylinder. In addition, by collecting data of all pressure gages, analyzing of a test result is facilitated.
Description
Technical field
The utility model relates to a kind of pressurized cylinder fatigue test device.
Background technique
The operation of CRH2 type electric motor car Zu China has had the history of 5 years, and the practicability of electric motor car group is proven.In Japanese electric motor car group, used the time that surpasses 30 years, obtained checking the working life of electric motor car group.But the increase along with the distance travelled number of electric motor car Zu China, the maintenance of electric motor car group starts in China, be 30 years the projected life of electric motor car group, but because the environmental conditions of China is different from Japanese service condition, the inspection standard of China can not be indiscriminately imitated Japanese inspection standard, and therefore the standard aspect maintenance need to reset.Pressurized cylinder, as an important power unit of CRH2 electric motor car group braking system, is being brought into play huge effect in electric motor car group, so we start with and study the time of movement of pressurized cylinder and the size relationship of parts depreciation from pressurized cylinder.So fatigue test board becomes our indispensable testing apparatus.
Summary of the invention
Technical problem to be solved in the utility model is, overcomes the above-mentioned shortcoming of prior art, and a kind of pressurized cylinder fatigue test device is provided.
In order to solve above technical problem, the pressurized cylinder fatigue test device that the utility model provides, it is characterized in that comprising: source of the gas, load oil hydraulic cylinder, the first gas circuit is controlled solenoid valve, the second gas circuit is controlled solenoid valve, the cock being connected successively with described source of the gas, filter, reduction valve, voltage stabilizing reservoir, described first, the second gas circuit is controlled the air outlet of the control gas end connection reduction valve of solenoid valve, two air-path interfaces that described the first gas circuit is controlled solenoid valve connect respectively the air-path interface of pressurized cylinder, voltage stabilizing reservoir, two air-path interfaces that described the second gas circuit is controlled solenoid valve connect respectively the air-path interface of pressurized cylinder, baffler, the air-path interface of described load oil hydraulic cylinder connects the air outlet of reduction valve, oil circuit interface connects the output circuit of pressurized cylinder.
Further, this experimental setup also has three pressure gauges, and described three pressure gauges connect respectively the air outlet of reduction valve, the output circuit of the air-path interface of pressurized cylinder, pressurized cylinder.
Further, this experimental setup also has the power supply that drives first, second gas circuit to control solenoid valve action and the computer that sends action command.
Further, described first, second gas circuit control solenoid valve is 2/2-way solenoid valve.
The utility model is simple in structure, easy to use, can to pressurized cylinder, inflate and exhaust fast, completes the Fatigue test to pressurized cylinder, and contributes to the analysis to test result by gathering each pressure gauge data.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further described.
Fig. 1 is the utility model pressurized cylinder fatigue test device gas circuit and oil circuit connection diagram.
Embodiment
For making the utility model embodiment's object, technological scheme and advantage clearer, below in conjunction with the accompanying drawing in the utility model embodiment, the technological scheme in the utility model embodiment is clearly and completely described.
Fig. 1 is the utility model pressurized cylinder fatigue test device embodiment one structural representation.As shown in Figure 1, the present embodiment pressurized cylinder fatigue test device comprises: source of the gas Q, load oil hydraulic cylinder SC, the first gas circuit is controlled solenoid valve Y1, the second gas circuit is controlled solenoid valve Y2, the the first cock S1 being connected successively with source of the gas Q, filter F, reduction valve JY, voltage stabilizing reservoir RES1, the first gas circuit is controlled solenoid valve Y1, the second gas circuit is controlled the air outlet of the control gas end connection reduction valve JY of solenoid valve Y2, two air-path interfaces of the first gas circuit control solenoid valve Y1 connect respectively the air-path interface of pressurized cylinder ZY, voltage stabilizing reservoir RES1, two air-path interfaces of the second gas circuit control solenoid valve Y2 connect respectively the air-path interface of pressurized cylinder ZY, baffler X, the air-path interface of load oil hydraulic cylinder SC connects the air outlet of reduction valve JY, oil circuit interface connects the output circuit of pressurized cylinder ZY.As shown in Figure 1, also have three pressure gauge P1, P2, P3 in this example, pressure gauge P1, P2, P3 connect respectively the air outlet of reduction valve JY, the output circuit of the air-path interface of pressurized cylinder ZY, pressurized cylinder ZY.As shown in Figure 1, the relief opening of voltage stabilizing reservoir RES1 is connected to the second cock S1.In this example, first, second gas circuit is controlled solenoid valve and is selected 2/2-way solenoid valve.
When pressurized cylinder is carried out to fatigue experiment, first pressurized cylinder is put in frock, connects oil circuit and gas circuit.Open cock S1, gas enters reduction valve JY after filter F, measures its pressure and passes into voltage stabilizing reservoir RES1, and this voltage stabilizing reservoir RES1 volume is 20L, for voltage stabilizing.Utilize the first gas circuit to control opening of solenoid valve Y1, realize the air feed of pressurized cylinder.Utilize the second gas circuit to control closing of opening of solenoid valve Y2 and the first gas circuit control solenoid valve Y1, realize the exhaust of pressurized cylinder.Load oil hydraulic cylinder SC, a termination pressurized cylinder output circuit, a termination, from the source of the gas of filter output, realizes the release of pressurized cylinder pressure and the recovery of oil hydraulic cylinder.Pressure gauge P1, P2, P3 detect respectively total wind pressure, pressurized cylinder exhaust outlet pressure and output oil pressure.Baffler X realizes noise reduction when pressurized cylinder exhaust.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technological scheme that still can record aforementioned each embodiment is modified, or part technical characteristics is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of each embodiment's technological scheme of the utility model.
Claims (4)
1. a pressurized cylinder fatigue test device, it is characterized in that comprising: source of the gas, load oil hydraulic cylinder, the first gas circuit is controlled solenoid valve, the second gas circuit is controlled solenoid valve, the cock being connected successively with described source of the gas, filter, reduction valve, voltage stabilizing reservoir, described first, the second gas circuit is controlled the air outlet of the control gas end connection reduction valve of solenoid valve, two air-path interfaces that described the first gas circuit is controlled solenoid valve connect respectively the air-path interface of pressurized cylinder, voltage stabilizing reservoir, two air-path interfaces that described the second gas circuit is controlled solenoid valve connect respectively the air-path interface of pressurized cylinder, baffler, the air-path interface of described load oil hydraulic cylinder connects the air outlet of reduction valve, oil circuit interface connects the output circuit of pressurized cylinder.
2. pressurized cylinder fatigue test device according to claim 1, is characterized in that: also have three pressure gauges, described three pressure gauges connect respectively the air outlet of reduction valve, the output circuit of the air-path interface of pressurized cylinder, pressurized cylinder.
3. pressurized cylinder fatigue test device according to claim 1, is characterized in that: also have the power supply that drives first, second gas circuit to control solenoid valve action and the computer that sends action command.
4. pressurized cylinder fatigue test device according to claim 1, is characterized in that: it is 2/2-way solenoid valve that described first, second gas circuit is controlled solenoid valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320423135.XU CN203404161U (en) | 2013-07-16 | 2013-07-16 | Fatigue test device of pressure cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320423135.XU CN203404161U (en) | 2013-07-16 | 2013-07-16 | Fatigue test device of pressure cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203404161U true CN203404161U (en) | 2014-01-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320423135.XU Withdrawn - After Issue CN203404161U (en) | 2013-07-16 | 2013-07-16 | Fatigue test device of pressure cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203404161U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251782A (en) * | 2014-09-16 | 2014-12-31 | 南车青岛四方机车车辆股份有限公司 | Train pressure boosting cylinder test tooling and test method |
| CN104359687A (en) * | 2014-11-20 | 2015-02-18 | 金鹰重型工程机械有限公司 | Gear disengagement and engagement testing device |
| CN109540711A (en) * | 2018-10-30 | 2019-03-29 | 泉州市泉港区伟昌晟贸易有限公司 | A kind of overclocking fatigue tester with turning device in the disconnected resistance of overclocking string wave |
| CN114199493A (en) * | 2021-10-28 | 2022-03-18 | 武汉船用机械有限责任公司 | Cylinder impact test device and test method |
-
2013
- 2013-07-16 CN CN201320423135.XU patent/CN203404161U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104251782A (en) * | 2014-09-16 | 2014-12-31 | 南车青岛四方机车车辆股份有限公司 | Train pressure boosting cylinder test tooling and test method |
| CN104359687A (en) * | 2014-11-20 | 2015-02-18 | 金鹰重型工程机械有限公司 | Gear disengagement and engagement testing device |
| CN109540711A (en) * | 2018-10-30 | 2019-03-29 | 泉州市泉港区伟昌晟贸易有限公司 | A kind of overclocking fatigue tester with turning device in the disconnected resistance of overclocking string wave |
| CN114199493A (en) * | 2021-10-28 | 2022-03-18 | 武汉船用机械有限责任公司 | Cylinder impact test device and test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140122 Effective date of abandoning: 20160817 |
|
| C20 | Patent right or utility model deemed to be abandoned or is abandoned |