CN210427000U - Valve pressure test and hydrostatic life test combined device - Google Patents
Valve pressure test and hydrostatic life test combined device Download PDFInfo
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- CN210427000U CN210427000U CN201921397555.9U CN201921397555U CN210427000U CN 210427000 U CN210427000 U CN 210427000U CN 201921397555 U CN201921397555 U CN 201921397555U CN 210427000 U CN210427000 U CN 210427000U
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- hydraulic cylinder
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- valve
- pressure
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- 238000012360 testing method Methods 0.000 title claims abstract description 68
- 230000002706 hydrostatic effect Effects 0.000 title claims description 20
- 210000000078 claw Anatomy 0.000 claims abstract description 57
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- 229920001342 Bakelite® Polymers 0.000 claims description 4
- 239000004637 bakelite Substances 0.000 claims description 4
- 239000004973 liquid crystal related substance Substances 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 12
- 239000002131 composite material Substances 0.000 abstract description 5
- 239000003921 oil Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 4
- 238000007689 inspection Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- 239000004429 Calibre Substances 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
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Abstract
The utility model relates to a valve pressure test and quiet hydraulic life test composite set, can solve labour saving and time saving, accurate detection valve pressure and quiet hydraulic life test's problem effectively, be equipped with drive arrangement in one side of basin between the main tank body and the auxiliary tank body, main tank body upper portion is equipped with operating panel, the last manometer that is equipped with of operating panel, the last left hydraulic pressure claw that is equipped with of auxiliary tank body through the auxiliary tank body working disc, the last right hydraulic pressure claw that is equipped with of main tank body through the main tank body working disc, hydraulic system and electrical system are equipped with on the main tank body, hydraulic system, electrical system link to each other with the USB socket of switch board through RS232 serial port bus; the utility model discloses novel structure is unique, collects valve pressure test and quiet hydraulic life test in an organic whole, convenient to use, and the test is accurate, effectual, and it is laborsaving to save labour, and detection efficiency is high, and is safe in utilization, has good economy and social.
Description
Technical Field
The utility model relates to a valve check out test set, especially a valve pressure test and quiet hydraulic life test composite set.
Background
The valve delivery inspection and the type test are necessary to be performed as a high-low pressure sealing test, a shell test, a high-low pressure upper sealing test and a hydrostatic service life test, the tests can be completed through a blind plate and a pressure test pump, but the inspection efficiency is low, only a single item can be performed, and the safety coefficient is not high. Although existing equipment can complete all pressure test projects at one time at the present stage, the installation of the large-caliber valve is limited due to the fact that the device is not provided with a guide rod, besides, the equipment cannot adjust the hydraulic pressure of the valve clamping device, and cannot guarantee whether the valve can be fixed on the equipment under high pressure, more importantly, the detection equipment cannot complete hydrostatic pressure life tests of the valve at one time, and detection data cannot be collected and stored in time. The conventional method can only be used for detecting the valve on special equipment after the valve is disassembled, and besides being time-consuming and labor-consuming, the detection data is not very reliable.
SUMMERY OF THE UTILITY MODEL
To the above situation, for overcoming prior art's defect, the utility model aims at providing a valve pressure test and quiet hydraulic life test composite set, can effectively solve labour saving and time saving, accurate detection valve pressure and the experimental problem of quiet hydraulic life.
The technical scheme that the utility model provides a valve pressure test and quiet hydraulic life test composite set, including main tank body, auxiliary box body, switch board and basin, be equipped with the basin between main tank body and the auxiliary box body, be equipped with drive arrangement in one side of basin between main tank body and the auxiliary box body, main tank body upper portion is equipped with operating panel, operating panel is equipped with the manometer, be equipped with left hydraulic pressure claw through auxiliary box body working disc on the auxiliary box body, be equipped with right hydraulic pressure claw through main tank body working disc on the main tank body, be equipped with hydraulic system and electrical system on the main tank body, hydraulic system, electrical system link to each other with the USB socket of switch board through RS232 serial port bus; the driving device consists of a support, a third hydraulic cylinder, a fourth hydraulic cylinder, a motor, a driving rod and a hydraulic pipe, wherein the third hydraulic cylinder and the fourth hydraulic cylinder are respectively arranged at two ends of the support, the end part of the support is provided with the motor through a support, the output shaft of the motor is provided with the driving rod through a coupler, a working disc of the main box body is provided with a pressure sensor (not marked in the figure), and the pressure sensor is connected with a pressure gauge and is connected with a USB (universal serial bus) socket of the control cabinet through an RS232 serial bus; the electric system is characterized in that a power supply is connected with a power supply end of a control cabinet, and the control cabinet is connected with a motor, an electronic switch of an auxiliary box body working disk driver, an electronic switch of a high-pressure water pump and a low-pressure oil pump on an operation panel, an electronic switch of a hydraulic claw driver, an electronic switch of a driving device driver, an electronic switch of an auxiliary box body driver, a test medium control valve and a pressure relief control valve through an RS232 serial port bus; the hydraulic system is characterized in that a low-pressure oil pump is respectively connected with a first hydraulic cylinder, a second hydraulic cylinder, a third hydraulic cylinder, a fourth hydraulic cylinder, a fifth hydraulic cylinder and a sixth hydraulic cylinder through hydraulic pipes, the first hydraulic cylinder forms a driving structure of a left hydraulic claw, the second hydraulic cylinder forms a driving structure of an auxiliary box body working disc, the third hydraulic cylinder and the fourth hydraulic cylinder form a driving structure of a driving device moving up and down, the fifth hydraulic cylinder forms a driving structure of a right hydraulic claw, and the sixth hydraulic cylinder forms a driving structure of an auxiliary box body.
The utility model discloses novel structure is unique, collects valve pressure test and quiet hydraulic life test in an organic whole, convenient to use, and the test is accurate, effectual, and it is laborsaving to save labour, and detection efficiency is high, and is safe in utilization, has good economy and social.
Drawings
Fig. 1 is a front view of the structure of the present invention.
Fig. 2 is a schematic structural diagram of the driving device of the present invention.
Fig. 3 is a front view of the left and right hydraulic claws of the present invention.
Fig. 4 is a block diagram of the electrical system of the present invention.
Fig. 5 is a structural diagram of a power system of the hydraulic claw and the hydraulic cylinder of the auxiliary box of the present invention.
Fig. 6 is a block diagram of the hydraulic system of the present invention.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in fig. 1-6, the utility model relates to a valve pressure test and hydrostatic life test combination device, including main box, auxiliary box, switch board and basin, be equipped with basin 10 between main box 8 and the auxiliary box 1, be equipped with drive arrangement 3 between main box 8 and the auxiliary box 1 in one side of basin, main box 8 upper portion is equipped with operating panel 5, operating panel 5 is equipped with manometer 4, be equipped with left hydraulic claw 2-2 through the auxiliary box working disc on the auxiliary box 1, be equipped with right hydraulic claw 2-1 through the main box working disc on the main box 8, be equipped with hydraulic system 9 and electrical system 7 on the main box 8, hydraulic system, electrical system link to each other with the USB socket of switch board 6 through the RS232 serial bus; the driving device 3 is composed of a support 3-1, a third hydraulic cylinder 21-3, a fourth hydraulic cylinder 21-4, a motor 3-3, a driving rod 3-4 and a hydraulic pipe 3-2, the third hydraulic cylinder 21-2 and the fourth hydraulic cylinder 21-4 are respectively arranged at two ends of the support 3-1, the motor 3-3 is arranged at the end part of the support 3-1 through a support, the driving rod 3-4 is arranged on an output shaft of the motor 3-3 through a coupler, a pressure sensor (not marked in the figure) is arranged on a working disc of the main box body 8, the pressure sensor is connected with a pressure gauge 4 and is connected with a USB socket of the control cabinet 6 through an RS232 serial port bus; the electric system is characterized in that a power supply 11 is connected with a power supply end of a control cabinet 6, the control cabinet 6 is connected with a motor 3-3, an electronic switch of an auxiliary box body working disk driver 17-1, an electronic switch of a high-pressure water pump 16, an electronic switch of a low-pressure oil pump 18, an electronic switch of a hydraulic claw driver 17-2, an electronic switch of a driving device driver 17-3, an electronic switch of an auxiliary box body driver 17-4, a test medium control valve 19 and a pressure relief control valve 20 through an RS232 serial port bus; the hydraulic system is characterized in that a low-pressure oil pump 18 is respectively connected with a first hydraulic cylinder 21-1, a second hydraulic cylinder 21-2, a third hydraulic cylinder 21-3 and a fourth hydraulic cylinder 21-4 through a hydraulic pipe 3-2, the fifth hydraulic cylinder 21-5 and the sixth hydraulic cylinder 21-6 are connected, the first hydraulic cylinder 21-1 forms a driving structure 17-2-1 of the left hydraulic claw 2-2, the second hydraulic cylinder 21-2 forms a driving structure 17-1-1 of the auxiliary box body working disc, the third hydraulic cylinder 21-3 and the fourth hydraulic cylinder 21-4 form a driving structure 17-3-1 of the driving device 3 which moves up and down, the fifth hydraulic cylinder 21-5 forms a driving structure 17-2-2 of the right hydraulic claw 2-1, and the sixth hydraulic cylinder 21-6 forms a driving structure 17-4-1 of the auxiliary box body 1.
In order to ensure the use effect and convenient use, an emergency alarm 12 is arranged on the control cabinet (PC) 6 through an alarm interface, and a liquid crystal display 13, a keyboard 14 and a fan 15 are arranged on the control cabinet through an RS232 serial port bus;
the right hydraulic claw 2-1 and the left hydraulic claw 2-2 have the same structure and are formed by 3 uniformly distributed hydraulic claws arranged on a disc, and the structure is shown in figure 3;
the operation panel 5 is composed of an insulating bakelite plate, a power switch for controlling a power supply, a low-pressure oil pump switch, a left hydraulic claw and a right hydraulic claw which are arranged on the insulating bakelite plate and move forward, backward, clamping and releasing switches, a working disc upward and downward turning switch, a driving device upward and downward movement and left and right movement control switch, a left hydraulic claw and right hydraulic claw pressurization control switch, a left water inlet and right water inlet air valve switch, a left pressure relief valve switch, a right pressure relief valve switch, a high-pressure water pump pressurization proportion control switch and an emergency switch-off control switch;
and an electromagnetic valve is arranged on a hydraulic pipeline communicated with the right hydraulic claw 2-1 and the left hydraulic claw 2-2, and the electromagnetic valve is connected with an electromagnetic valve control end of the controller through an RS232 serial port bus (not marked in the figure).
As can be seen from the above structure, the utility model discloses:
1. the device comprises a main box body, an auxiliary box body, a hydraulic system, an electrical system, a driving device, an operation panel, a driving device control platform and a water tank.
2. The auxiliary box body is provided with a second hydraulic cylinder 21-2, a sixth hydraulic cylinder 21-6 and a working disc, the working disc is provided with a first hydraulic cylinder 21-1 and three hydraulic claws, and the hydraulic claws are mainly used for fixing a valve. The second hydraulic cylinder 21-2 controls the turnover of the working disc, and the sixth hydraulic cylinder 21-6 controls the left and right movement of the auxiliary box body.
3. The main box body mainly comprises three hydraulic claws, a fifth hydraulic cylinder 21-5, an operation panel and a pressure gauge.
4. The operation panel mainly comprises a power switch control, an oil pump switch control, a left hydraulic claw and a right hydraulic claw advance and retreat clamping and loosening control, a working disc upwards and downwards overturn control, a driving device up-and-down movement and left-and-right movement control, a left hydraulic claw and right hydraulic claw pressurization control, a left water (air) inlet valve and right water (air) inlet valve control, a left pressure release valve and right pressure release valve control, an air-driven high-pressure water pump pressurization proportion control, an emergency shutdown and the like.
For convenience of introduction, the auxiliary box hydraulic claw is called a left hydraulic claw, the main box hydraulic claw is called a right hydraulic claw, the first hydraulic cylinder 21-1 controls the left hydraulic claw to move forward, move backward, clamp and release, and the fifth hydraulic cylinder 21-5 controls the right hydraulic claw to move forward, move backward, clamp and release.
6. The driving device consists of a support, a motor, a third hydraulic cylinder 21-3, a fourth hydraulic cylinder 21-4, a driving rod, a power supply and data control line and a hydraulic oil pipe, and test parameters are set by a driving device control platform and transmitted to the driving device to automatically realize the opening and closing operation of the valve. The motor controls the rotation of the driving rod, the third hydraulic cylinder 21-3 controls the support to move up and down, and the fourth hydraulic cylinder 21-4 controls the support to move left and right.
7. The PLC control cabinet is mainly used for setting, transmitting and collecting driving information. The control platform is mainly used for realizing the automation of the hydrostatic test of the valve, and the hydrostatic service life test of the valve can be automatically completed by setting the valve switching times, torque, pressure, speed and the like through the computer platform editor without manual operation and interference.
8. The electric system mainly comprises a motor, an electromagnetic valve and a control line and is used for controlling the detection device to be started and closed and controlling the hydraulic claw, the driving device and the working disc hydraulic system to work through the opening and closing of the electromagnetic valve.
9. The hydraulic system mainly comprises an oil pump, an electromagnetic valve and a hydraulic pipe and is used for controlling the lifting and the left-right movement of the driving device, the up-down turning and the front-back movement of the working disc, the forward and backward movement of the hydraulic claw, the clamping loosening and the like. That is, the hydraulic system is used for the left and right hydraulic claws to move forward, retreat, clamp and release, the working disc turns upwards and downwards, the driving device moves upwards, downwards and leftwards and rightwards, the left and right hydraulic claws pressurize, and the auxiliary box body moves forward and retreats. The pressure data measured by the test pressure sensor is transmitted to the pressure gauge 4 on one hand and the control cabinet on the other hand, and is displayed by the controller on the control cabinet.
The utility model discloses during the use, will wait to detect the valve dress on the high-pressure pipeline of placing on the pond, by controlling the hydraulic claw promptly the valve that awaits measuring, and push up drive lever of drive arrangement on the valve (according to the position of valve height will adjusting the height of actuating lever lower extreme, guarantee that the actuating lever closely pushes up on the valve), and set for electromagnetic valve, electronic switch's number of times, moment of torsion, pressure, speed by the switch board, then start each electrical component by the controller, the low-pressure oil pump provides the power supply for this composite set hydraulic system through the hydraulic pressure pipe, the pneumatic cylinder control support moves about, reciprocates;
the hydraulic claw driver controls the left and right hydraulic claws to clamp, loosen, advance and retreat;
the driver of the driving device controls the bracket of the driving device to move left and right and move up and down (the height of the valve is different, and the position of the driving rod needs to be adjusted);
the auxiliary box body driver controls the auxiliary box body to move left and right;
the motor controls the rotation of the driving rod;
the test medium control valve is used for selecting a test medium (water or gas);
the pressure relief control valve is used for releasing test pressure (the highest pressure can reach 30 MPa), and the personal safety of testers is guaranteed;
the gas drive high-pressure water pump set controls the pressure boosting speed of the test pressure;
the motor is used for driving the rod to rotate so as to realize the automatic opening and closing of the valve;
the auxiliary box body working disk driver controls the turnover of the working disk.
After the test begins, the valve test data to be tested, including pressure data and hydrostatic life data, are simultaneously transmitted to the pressure gauge through the sensor, and are simultaneously transmitted to the controller, and are displayed on the controller display, so that the valve pressure test and the hydrostatic life test can be quickly and conveniently realized.
The valve is fixed by the hydraulic claw, the clamping force can be freely adjusted, and the safety of inspectors is better ensured; in addition, the combined device can realize bidirectional simultaneous pressurization detection, can complete all pressure test items and hydrostatic service life tests only by being installed once when testing the valve, and greatly improves the testing efficiency and the safety. The hydrostatic service life test of the valve can be automatically completed by controlling the platform editor through the driving device and setting the valve switching times, the torque and the like without manual intervention operation.
The utility model discloses can extensively be used for many calibers valve housing experimental, go up sealed experimental, the hydrostatic life-span of valve experimental. Through the adjustment of the test tool, the device can cover the metal valve with the nominal pressure less than or equal to 42MPa and the nominal size less than or equal to 300 mm. In addition, the device can adjust hydraulic equipment, sets for suitable valve clamping pressure according to different bores, different experimental pressure values to effectively prevent that the valve from droing, guaranteed staff's safety, in addition, the device adopts hydraulic pressure claw fixed valve, does not have blockking of guide bar, can make things convenient for the installation and the dismantlement of heavy-calibre detection valve. More advanced, when the hydrostatic test is carried out, the opening and closing of the valve are completely automated, the person is not needed to watch, after the service life test is finished, the driving device stops working automatically, the pressure test can be carried out on the hydrostatic test device without disassembling the valve, the detection efficiency is greatly improved, the detection efficiency can be improved by more than 4 times, the test is accurate, the error rate is less than 1%, namely the accuracy is more than 99%, the valve falling and unsafe accidents are not found, and the hydrostatic test device has good economic and social benefits.
Claims (5)
1. A combined device for a valve pressure test and a hydrostatic service life test comprises a main box body, an auxiliary box body, a control cabinet and a water tank, and is characterized in that the water tank (10) is arranged between the main box body (8) and the auxiliary box body (1), a driving device (3) is arranged between the main box body (8) and the auxiliary box body (1) at one side of the water tank, an operation panel (5) is arranged at the upper part of the main box body (8), a pressure gauge (4) is arranged on the operation panel (5), a left hydraulic claw (2-2) is arranged on the auxiliary box body (1) through an auxiliary box body working disc, a right hydraulic claw (2-1) is arranged on the main box body (8) through a main box body working disc, a hydraulic system (9) and an electrical system (7) are arranged on the main box body (8), and the hydraulic system and the electrical system are connected with a USB socket; the driving device (3) consists of a support (3-1), a third hydraulic cylinder (21-3), a fourth hydraulic cylinder (21-4), a motor (3-3), a driving rod (3-4) and a hydraulic pipe (3-2), wherein the third hydraulic cylinder (21-3) and the fourth hydraulic cylinder (21-4) are respectively arranged at two ends of the support (3-1), the motor (3-3) is arranged at the end part of the support (3-1) through support, the driving rod (3-4) is arranged on an output shaft of the motor (3-3) through a coupler, a pressure sensor is arranged on a working disc of the main box body (8), and the pressure sensor is connected with a pressure gauge (4) and is connected with a USB socket of the control cabinet (6) through an RS232 serial port bus; the electric system is characterized in that a power supply (11) is connected with a power supply end of a control cabinet (6), the control cabinet (6) is connected with a motor (3-3), an electronic switch of an auxiliary box body working disk driver (17-1) on an operation panel (5), an electronic switch of a high-pressure water pump (16), an electronic switch of a low-pressure oil pump (18), an electronic switch of a hydraulic claw driver (17-2), an electronic switch of a driving device driver (17-3), an electronic switch of an auxiliary box body driver (17-4), a test medium control valve (19) and a pressure relief control valve (20) through an RS232 serial port bus; the hydraulic system is characterized in that a low-pressure oil pump (18) is respectively connected with a first hydraulic cylinder (21-1), a second hydraulic cylinder (21-2), a third hydraulic cylinder (21-3), a fourth hydraulic cylinder (21-4), a fifth hydraulic cylinder (21-5) and a sixth hydraulic cylinder (21-6) through a hydraulic pipe (3-2), the first hydraulic cylinder (21-1) forms a driving structure (17-2-1) of a left hydraulic claw (2-2), the second hydraulic cylinder (21-2) forms a driving structure (17-1-1) of an auxiliary box body working disc, the third hydraulic cylinder (21-3) and the fourth hydraulic cylinder (21-4) form a driving structure (17-3-1) of an upper and lower movement of a driving device (3), and the fifth hydraulic cylinder (21-5) forms a driving structure (17-2-2) of a right hydraulic claw (2-1), the sixth hydraulic cylinder (21-6) constitutes a driving structure (17-4-1) of the sub-tank (1).
2. The combined valve pressure test and hydrostatic life test device as claimed in claim 1, wherein the control cabinet (6) is provided with an emergency alarm (12) through an alarm interface, and is provided with a liquid crystal display (13), a keyboard (14) and a fan (15) through an RS232 serial bus.
3. The combined device for the valve pressure test and the hydrostatic life test according to claim 1, wherein the right hydraulic claw (2-1) and the left hydraulic claw (2-2) have the same structure and are respectively composed of 3 hydraulic claws which are uniformly distributed on a disc.
4. The combined device for valve pressure test and hydrostatic life test according to claim 1, wherein the operation panel (5) is composed of an insulated bakelite plate and a power switch, a low-pressure oil pump switch, a left and right hydraulic claw forward and backward, a clamping and releasing switch, a working disc upward and downward turning switch, a driving device upward and downward movement and left and right movement control switch, a left and right hydraulic claw pressurizing control switch, a left and right water inlet air valve switch, a left and right pressure relief valve switch, a high-pressure water pump pressurizing proportion control switch and an emergency off control switch which are arranged on the insulated bakelite plate and used for controlling power supply.
5. The combined device for the valve pressure test and the hydrostatic life test according to claim 1, wherein the hydraulic pipeline communicated with the right hydraulic claw (2-1) and the left hydraulic claw (2-2) is provided with an electromagnetic valve, and the electromagnetic valve is connected with the electromagnetic valve control end of the controller through an RS232 serial bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921397555.9U CN210427000U (en) | 2019-08-27 | 2019-08-27 | Valve pressure test and hydrostatic life test combined device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921397555.9U CN210427000U (en) | 2019-08-27 | 2019-08-27 | Valve pressure test and hydrostatic life test combined device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210427000U true CN210427000U (en) | 2020-04-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921397555.9U Expired - Fee Related CN210427000U (en) | 2019-08-27 | 2019-08-27 | Valve pressure test and hydrostatic life test combined device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210427000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375985A (en) * | 2019-08-27 | 2019-10-25 | 河南省锅炉压力容器安全检测研究院 | Valve pressure test and hydrostatic life test combination unit and its application method |
-
2019
- 2019-08-27 CN CN201921397555.9U patent/CN210427000U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110375985A (en) * | 2019-08-27 | 2019-10-25 | 河南省锅炉压力容器安全检测研究院 | Valve pressure test and hydrostatic life test combination unit and its application method |
| CN110375985B (en) * | 2019-08-27 | 2024-03-22 | 河南省锅炉压力容器安全检测研究院 | Valve pressure test and hydrostatic life test combined device and use method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200428 Termination date: 20210827 |
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| CF01 | Termination of patent right due to non-payment of annual fee |