CN201600239U - Flow characteristics testing system for pressure reducing valve - Google Patents
Flow characteristics testing system for pressure reducing valve Download PDFInfo
- Publication number
- CN201600239U CN201600239U CN2010200469609U CN201020046960U CN201600239U CN 201600239 U CN201600239 U CN 201600239U CN 2010200469609 U CN2010200469609 U CN 2010200469609U CN 201020046960 U CN201020046960 U CN 201020046960U CN 201600239 U CN201600239 U CN 201600239U
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- valve
- water inlet
- water
- compression release
- flow characteristic
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Abstract
The utility model relates to a flow characteristics testing system for a pressure reducing valve. The system comprises a water tank, a water pump and a testing unit, wherein the water outlet of the water tank is connected with the water inlet of the testing unit through a water inlet pipe; the water outlet of the testing unit is connected with a water outlet pipe and a water outlet branch pipe which are connected in parallel with each other; the water pump is arranged on the water inlet pipe; the testing unit comprises a testing pipeline; and a mounting interface used for accessing the tested pressure reducing valve is formed on the testing pipeline. The system is designed for testing the flow characteristics of the pressure reducing valve; and the whole set of the system has the advantages of compact structure, reasonable arrangement, convenient operation, accurate control and high operating efficiency, and adapts to the tests of various pressure reducing valves with different drift diameters.
Description
Technical field
The utility model relates to the test macro of valve, relates in particular to a kind of test macro that can test the discharge characteristic of reduction valve.
Background technology
Reduction valve all needed through strict performance test before dispatching from the factory, the reduction valve product that only reaches the standard of the dispatching from the factory sale of can dispatching from the factory.At present, most reduction valve manufacturing enterprises is lower to the test accuracy rate of the discharge characteristic of reduction valve, and, when testing, adopt a test pipeline usually, once be merely able to an a kind of reduction valve of model is tested, need finish the test of a plurality of reduction valve through loading and unloading repeatedly, test process is mainly by manual control, and mainly by manual record, testing efficiency is also lower for test result.
The utility model content
In order to solve the problems of the technologies described above, the utility model provides a kind of compression release valve flow characteristic test macro, this test macro can be simultaneously to a plurality of reduction valve or respectively the discharge characteristic of the reduction valve of different latus rectums is tested, two-stage control by Programmable Logic Controller and industrial computer has improved the work efficiency and the accuracy of test effectively.
The technical scheme that the utility model adopted: a kind of compression release valve flow characteristic test macro, it comprises water tank, water pump and test cell, the water delivering orifice of described water tank connects the water inlet of described test cell by water inlet pipe, the water delivering orifice of described test cell is connected with rising pipe parallel with one another and exit branch, described water pump is arranged on the described water inlet pipe, described test cell comprises testing conduit, and described testing conduit is provided with the mounting interface that is used to insert tested reduction valve.
Can be provided with stop valve A and flow regulator successively on the described rising pipe, described flow regulator is the damping hole of 1.6mm.
The water inlet end of described exit branch can be connected on the water delivering orifice and the described rising pipe between the described stop valve A of described test cell, can be provided with stop valve B, throttling valve and flowmeter on the described rising pipe.
Can be provided with the pressure transducer A and the pressure transducer B that lay respectively at described mounting interface both sides on the described testing conduit.
The quantity of described testing conduit can be one, also can be for a plurality of, and described a plurality of testing conduit parallel connections.
The mounting interface of described a plurality of testing conduits can adopt same structure or different structure.
Can be provided with the supply valve and the pressure regulator valve of series connection successively on the described water inlet pipe, described supply valve and pressure regulator valve are between described water pump and described test cell.
Can also be connected with the voltage stabilizing arm on the described water inlet pipe, the junction of described voltage stabilizing arm and described water inlet pipe can be between described water pump and described supply valve, can be provided with pressure transducer C and surplus valve on the described voltage stabilizing arm, wherein said pressure transducer C is arranged on the water inlet end pipeline of described surplus valve.
Can be respectively equipped with water outlet stop valve and water inlet stop valve on the outlet conduit of described water tank and the inlet channel.
Described compression release valve flow characteristic test macro can also comprise Programmable Logic Controller and industrial computer, be electrically connected between described Programmable Logic Controller and the described industrial computer, described Programmable Logic Controller can connect described supply valve by control circuit, surplus valve, pressure regulator valve and each stop valve, can be by signal transfering circuit connection traffic meter and each pressure transducer, described Programmable Logic Controller can be provided with the load module that can import various parameters, show and the state of storage test process and the display module and the memory module of test result, and the alarm module that shows various malfunctions.
The beneficial effect that the utility model obtained: the utility model is to design whole system compact conformation, rationally distributed at the discharge characteristic test of reduction valve; Adopt the two stage control system of Programmable Logic Controller and industrial computer to control, easy to operate, control accurately, high efficiency; The design of a plurality of testing conduits of test cell make test macro can be simultaneously to a plurality of reduction valve or respectively the reduction valve of different latus rectums is tested, test result is accurate, has improved testing efficiency effectively.
Description of drawings
Fig. 1 is a systematic schematic diagram of the present utility model.
Embodiment
Referring to Fig. 1, the utility model provides a kind of compression release valve flow characteristic test macro, it comprises water tank 1, water pump 3 and test cell, the water delivering orifice of described water tank connects the water inlet of described test cell by water inlet pipe, for described test cell provides the test medium, the water delivering orifice of described test cell can be connected with rising pipe parallel with one another and exit branch, so that form load and realize media flow by rising pipe, the water of discharging is introduced pond, water-storing device or discharge tube, so that carry out corresponding recycling or emit after handling again.For the direct situation of reuse on this test macro, for ease of realizing the directly recycling of medium, described water tank can be provided with inlet channel, and connects described rising pipe and exit branch simultaneously, makes medium back flow thus in water tank.Described water pump is arranged on the described water inlet pipe, for medium provides power.Water flow for the described water pump of convenient control, described water pump can be furnished with frequency converter, described test cell comprises testing conduit, described testing conduit is provided with the mounting interface that is used to insert tested reduction valve 11, described tested reduction valve can insert the test that described test macro carries out compression release valve flow characteristic by described mounting interface, can be respectively equipped with stop valve 2 on the outlet conduit of described water tank and the inlet channel, the water outlet and the backwater of described water tank be controlled with convenient.In the embodiment below, is example with water in the native system reuse, can following embodiment be generalized to the not situation of reuse in native system by described rising pipe being inserted the mode of other water-storing devices (and do not contain in the native system described water tank) or discharge tube.
Can stop described rising pipe when the test at any time to described water tank backwater and can monitor rate-of flow in the described rising pipe at any time for convenient, can be provided with stop valve A4 and flow regulator 5 successively on the described rising pipe, described stop valve A and flow regulator are between the water inlet of the water delivering orifice of described test cell and described water tank, and described flow regulator can be the damping hole of 1.6mm.
One end (water inlet end) of described exit branch can be connected on the water delivering orifice and the described rising pipe between the described stop valve A of described test cell, the other end (water side) can be connected on the described rising pipe between the water inlet of described flow regulator and described water tank, can be provided with stop valve B6, throttling valve 7 and flowmeter 8 on the described rising pipe.
Can gather the force value at described test cell two ends at any time during for convenient test, can be provided with the pressure transducer A9 and the pressure transducer B10 that lay respectively at described mounting interface both sides on the described testing conduit.
The quantity of described testing conduit can be set to one, also can be set to a plurality of, when the quantity of described testing conduit is set to when a plurality of, a plurality of described testing conduit parallel connections, the mounting interface of a plurality of described testing conduits can adopt and be respectively the mounting interface that is used to insert the mounting interface of identical reduction valve or is used to insert different latus rectum reduction valve, the structure that is these mounting interfaces can be identical, also can be different, perhaps part is identical, part is different, adopt the described testing conduit of this kind design, can test or respectively the tested reduction valve of different latus rectums be tested a plurality of described tested reduction valve simultaneously.Can also be respectively equipped with stop valve on the described testing conduit at described tested reduction valve two ends, when not connecting described tested reduction valve on certain described testing conduit or do not need certain described tested reduction valve on the described testing conduit to test, the stop valve that can close the above tested reduction valve two ends of corresponding described testing conduit.
Can be provided with supply valve 12 and pressure regulator valve 13 successively on the described water inlet pipe, described supply valve and pressure regulator valve are between described water pump and described test cell, can control whether allowing test to enter described test cell by described supply valve with medium, can regulate the pressure of the medium in the described water inlet pipe that enters described test cell by described pressure regulator valve, make pressure medium reach the standard value of test request.
For preventing that described water pump from causing too high pressure at the front end of described water inlet pipe, be unsuitable for tested reduction valve is tested, can be connected with the voltage stabilizing arm between described water inlet pipe and the rising pipe, one end (water inlet end) of described voltage stabilizing arm can be connected on the described water inlet pipe between described water pump and the described supply valve, the other end (water side) can be connected on the described rising pipe between the water inlet of described flow regulator and described water tank, can be provided with pressure transducer C14 and surplus valve 15 on the described voltage stabilizing arm.When the forefront pressure of the described water inlet pipe that monitors by described pressure transducer C is too high, can open the described surplus valve on the described arm, make the unnecessary rate-of flow in the described water inlet pipe return described water tank by described arm, the intake pressure that guarantees described surplus valve meets testing standard, and the pressure in the promptly described water inlet pipe meets testing standard.
Described compression release valve flow characteristic test macro can also comprise Programmable Logic Controller and industrial computer, to reach handled easily, the purpose of accurate control, be electrically connected between described Programmable Logic Controller and the described industrial computer, described Programmable Logic Controller can connect described supply valve by control circuit, surplus valve, pressure regulator valve and each stop valve, can be by signal transfering circuit connection traffic meter and each pressure transducer, monitor to the control of each controlled valve in the test macro with to the signal of each sensor and flowmeter with convenient, described Programmable Logic Controller can be provided with the load module that can import various parameters, show and the state of storage test process and the display module and the memory module of test result, and the alarm module that shows various malfunctions, two-stage control by described industrial computer and described Programmable Logic Controller, make that the operator can easily the operational testing system, more intuitive facilities for observation state and test result, make the control of test macro more accurately, improved the work efficiency of test macro greatly.
The compression release valve flow characteristic test process:
Each controlled valve before the test in the described test macro is in closed condition, in the test process to the control of each controlled valve opening and closing by the tester by described Controlled by Programmable Controller.
Described tested reduction valve is inserted suitable described testing conduit, open the outlet conduit of described water tank and the stop valve on the inlet channel, controlling described water pump is that described test macro supplies water, pressure and the flow of regulating described water inlet pipe front end by the described surplus valve on described frequency converter and the described arm reach the desired standard value of test, open described supply valve, pressure regulator valve, with stop valve A, make the damping hole of medium by 1.6mm, regulate described pressure regulator valve and observe described pressure transducer A, making described tested forefront pressure of seizing the pressure valve is 50psi, adjust described tested reduction valve and observe described pressure transducer B, the top hole pressure that makes described tested reduction valve is 33psi, close described stop valve A, open described stop valve B, regulate described throttling valve and observe described pressure transducer B, making the top hole pressure of described tested reduction valve is 17psi, and whether the flow value of observing described flowmeter monitoring is consistent with the flow value of standard.
Claims (10)
1. compression release valve flow characteristic test macro, it is characterized in that it comprises water tank, water pump and test cell, the water delivering orifice of described water tank connects the water inlet of described test cell by water inlet pipe, the water delivering orifice of described test cell is connected with rising pipe parallel with one another and exit branch, described water pump is arranged on the described water inlet pipe, described test cell comprises testing conduit, and described testing conduit is provided with the mounting interface that is used to insert tested reduction valve.
2. compression release valve flow characteristic test macro as claimed in claim 1 is characterized in that being provided with successively on the described rising pipe stop valve A and flow regulator, and described flow regulator is the damping hole of 1.6mm.
3. compression release valve flow characteristic test macro as claimed in claim 2, the water inlet end that it is characterized in that described exit branch is connected on the water delivering orifice and the described rising pipe between the described stop valve A of described test cell, and described exit branch is provided with stop valve B, throttling valve and flowmeter.
4. compression release valve flow characteristic test macro as claimed in claim 3 is characterized in that described testing conduit is provided with pressure transducer A and the pressure transducer B that lays respectively at described mounting interface both sides.
5. compression release valve flow characteristic test macro as claimed in claim 4, the quantity that it is characterized in that described testing conduit is one or more, described a plurality of testing conduit parallel connections.
6. compression release valve flow characteristic test macro as claimed in claim 5 is characterized in that the mounting interface of described a plurality of testing conduits adopts same structure or different structure.
7. compression release valve flow characteristic test macro as claimed in claim 6 is characterized in that described water inlet pipe is provided with the supply valve and the pressure regulator valve of series connection successively, and described supply valve and pressure regulator valve are between described water pump and described test cell.
8. compression release valve flow characteristic test macro as claimed in claim 7, it is characterized in that also being connected with on the described water inlet pipe voltage stabilizing arm, the junction of described voltage stabilizing arm and described water inlet pipe is between described water pump and described supply valve, described voltage stabilizing arm is provided with pressure transducer C and surplus valve, and wherein said pressure transducer C is arranged on the water inlet end pipeline of described surplus valve.
9. compression release valve flow characteristic test macro as claimed in claim 8 is characterized in that being respectively equipped with on the outlet conduit of described water tank and the inlet channel water outlet stop valve and water inlet stop valve.
10. compression release valve flow characteristic test macro as claimed in claim 9, it is characterized in that also comprising Programmable Logic Controller and industrial computer, be electrically connected between described Programmable Logic Controller and the described industrial computer, described Programmable Logic Controller connects described supply valve by control circuit, surplus valve, pressure regulator valve and each stop valve, by signal transfering circuit connection traffic meter and each pressure transducer, described Programmable Logic Controller is provided with the load module that can import various parameters, show and the state of storage test process and the display module and the memory module of test result, and the alarm module that shows various malfunctions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200469609U CN201600239U (en) | 2010-01-18 | 2010-01-18 | Flow characteristics testing system for pressure reducing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200469609U CN201600239U (en) | 2010-01-18 | 2010-01-18 | Flow characteristics testing system for pressure reducing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201600239U true CN201600239U (en) | 2010-10-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200469609U Expired - Lifetime CN201600239U (en) | 2010-01-18 | 2010-01-18 | Flow characteristics testing system for pressure reducing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201600239U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102128717A (en) * | 2011-01-25 | 2011-07-20 | 卓旦春 | Valve test system |
| CN102589871A (en) * | 2012-03-12 | 2012-07-18 | 无锡市易控系统工程有限公司 | Device for testing relation between flow rate and pressure of pressure regulating valve |
| CN106248366A (en) * | 2016-09-05 | 2016-12-21 | 中国石油天然气股份有限公司 | Automatically flow into control valve and flow into characteristic test device |
-
2010
- 2010-01-18 CN CN2010200469609U patent/CN201600239U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102128717A (en) * | 2011-01-25 | 2011-07-20 | 卓旦春 | Valve test system |
| CN102128717B (en) * | 2011-01-25 | 2012-07-18 | 卓旦春 | Valve test system |
| CN102589871A (en) * | 2012-03-12 | 2012-07-18 | 无锡市易控系统工程有限公司 | Device for testing relation between flow rate and pressure of pressure regulating valve |
| CN106248366A (en) * | 2016-09-05 | 2016-12-21 | 中国石油天然气股份有限公司 | Automatically flow into control valve and flow into characteristic test device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: TAIZHOU IDC INVESTMENT CO., LTD. Free format text: FORMER OWNER: ZHEJIANG IDC FLUID CONTROL CO., LTD. Effective date: 20150409 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 317602 TAIZHOU, ZHEJIANG PROVINCE TO: 317600 TAIZHOU, ZHEJIANG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20150409 Address after: 317600 Zhejiang Province, Yuhuan County City Jade Street Sha Ao Cun (electromechanical Industrial Park) Patentee after: Taizhou aidixi Investment Co. Ltd. Patentee after: IDC Plumbing & Heating Technology (Beijing) Co., Ltd. Address before: 317602 Zhejiang province Yuhuan County electromechanical Industrial Park Patentee before: Zhejiang IDC Fluid Control Co., Ltd. Patentee before: IDC Plumbing & Heating Technology (Beijing) Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101006 |