CN211855755U - Pressure reducing valve adjusting device - Google Patents
Pressure reducing valve adjusting device Download PDFInfo
- Publication number
- CN211855755U CN211855755U CN202020746936.XU CN202020746936U CN211855755U CN 211855755 U CN211855755 U CN 211855755U CN 202020746936 U CN202020746936 U CN 202020746936U CN 211855755 U CN211855755 U CN 211855755U
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- pressure
- valve
- angle seat
- cylinder
- reducing valve
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- Control Of Fluid Pressure (AREA)
Abstract
The utility model discloses a pressure reducing valve adjusting device, which comprises a frame and a fixed frame, wherein the surface of the top of the frame is provided with the fixed frame, one side of the inner cavity of the frame is provided with a low-pressure gas cylinder, one side of the low-pressure gas cylinder is provided with a high-pressure gas cylinder, the bottom of the fixed frame is provided with a cylinder, one side of the cylinder is provided with a first pressure sensor, one side of the surface of the fixed frame is provided with a gas outlet angle seat valve, one side of the gas outlet angle seat valve is provided with a gas inlet angle seat valve, the other side of the surface of the fixed frame is provided with a high-low pressure conversion angle seat valve, a tester manually puts a tested workpiece into an equipment tool, confirms the input pressure and the output flow, manually scans the bar code of the tested workpiece, then starts the equipment test by a double-hand button, then rotates, and introducing gas, and finally adjusting the workpiece by the adjusting module to obtain data.
Description
Technical Field
The utility model relates to the technical field of mechanical equipment, specifically be a relief pressure valve adjusting device.
Background
The main principle of the pressure reducing valve testing equipment for the gas meters commonly used in the market is that a preset gas source is led into a gas inlet of the pressure reducing valve, a pressure gauge or a pressure sensor is installed on a gas outlet, whether the pressure of the gas outlet and the nominal pressure meet an error range specified by a standard or not is compared, then, the gas source is directly led into the leakage testing work, the two ends of the leakage testing work are sealed, and the pressure loss is measured from the sensor to detect whether the pressure reducing valve leaks or not. After the operation is finished, the operation is suspended, the inspected piece is dismounted and the piece to be inspected is mounted, and the next round of inspection operation is started.
However, the conventional pressure reducing valve adjusting device has the following disadvantages:
the existing equipment on the market has the defects that the precision of a pressure sensor or a pressure gauge adopted by the existing equipment is not high usually, the detection operation of the pressure reducing valve with low standard can only be met, the adjustment of the pressure reducing valve is usually carried out manually by an operator, the efficiency and the accuracy are low, meanwhile, the equipment needs to work intermittently due to the loading and unloading requirements of workpieces, and the detection efficiency is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a relief valve adjusting device to solve current equipment on the market among the above-mentioned background art, the pressure sensor or the manometer of its adoption precision usually are not high, can only satisfy the relief valve detection operation of low standard, and the regulation of relief valve is usually carried out by the operator by hand, and efficiency and rate of accuracy are all lower, because of work piece loading and unloading needs, equipment needs interrupted work simultaneously, has reduced detection efficiency.
In order to achieve the above object, the utility model provides a following technical scheme: a pressure reducing valve adjusting device comprises a rack and a fixing frame, wherein a fixing frame is installed on the surface of the top of the rack, a low-pressure gas cylinder is installed on one side of an inner cavity of the rack, a high-pressure gas cylinder is installed on one side of the low-pressure gas cylinder, a cylinder is installed at the bottom of the fixing frame, a first pressure sensor is installed on one side of the cylinder, an air outlet angle seat valve is installed on one side of the surface of the fixing frame, an air inlet angle seat valve is installed on one side of the air outlet angle seat valve, a high-low pressure conversion angle seat valve is installed on the other side of the surface of the fixing frame, a rotary workbench is installed in the middle of the surface of the rack, a pressure regulating mechanical arm is installed on the right side of the rotary workbench, second pressure sensors are connected in series to the output ends of the low-pressure, the high-pressure gas tank is responsible for testing the leakage condition of the pressure reducing valve, a pressure source designed by a stricter test scheme is provided for the whole testing process, the regulation of the pressure reducing valve is completed through a servo manipulator, the efficiency is high, the precision is high, meanwhile, a pressure sensor used in the equipment has higher precision, a PLC used for acquiring sensor data is matched, and the reasonable design of the whole testing equipment is adopted, so that the system can reach higher precision grade, thereby meeting the detection requirements of the gas pressure reducing valve including but not limited to national standard, European standard, Australian standard and the like, the application range is wide, the adaptability is strong, because a jig for placing the gas pressure reducing valve is connected on a rotatable objective table, after one-time detection period is completed, the pressure reducing valve to be detected can be loaded while the pressure reducing valve to be detected is separated, and an operator can detach the pressure reducing valve, greatly reduces the idle rate of the equipment and has the working efficiency as high as 65S/3 PCS.
Preferably, the cylinder specifically is equipped with a plurality of groups, and the multiunit cylinder is array distribution to can once only detect multiunit and examine the relief pressure valve, and then can improve and examine relief pressure valve detection efficiency.
Preferably, the low pressure gas cylinder and the high pressure gas cylinder output end are connected with the air inlet angle seat valve input end through pipelines, and the air inlet angle seat valve output end is connected with the air cylinder input end through pipelines, so that air can be supplied to the air cylinder, and the detected pressure reducing valve can be detected conveniently.
Preferably, the output end of the air cylinder is connected with the output end of the air outlet angle seat valve through a pipeline, so that air pressure in the air cylinder can be flexibly discharged.
Preferably, the surface of the rotary worktable is provided with a checked pressure reducing valve, so that the rotary worktable can provide support for the checked pressure reducing valve.
Preferably, frame surface installs pressure reducing valve positioning jig in one side, pressure reducing valve positioning jig top surface mounting has the pressure reducing valve of waiting to examine, through pressure reducing valve positioning jig, can provide the support for waiting to examine the pressure reducing valve, can conveniently be the equipment feed again fast, and then make things convenient for the pressure reducing valve to detect.
The utility model provides a relief pressure valve adjusting device possesses following beneficial effect:
(1) the utility model discloses at first in the tester is manual will be surveyed the work piece and put into equipment frock, confirm input pressure and output flow, manual scanning is surveyed the work piece bar code, then both hands button starting equipment test, through rotatory workstation, can remove the detection position by the detection relief pressure valve, through the cylinder, be connected equipment pipeline and the relief pressure valve of being examined, then open the low pressure gas cylinder in proper order, admit air angle seat valve and go out the air angle seat valve and make the gas flow in and examined the relief pressure valve, second pressure sensor can again with business turn over gas port data feedback to the system, the adjustment knob of pressure regulating manipulator stretches out forward and rotatory relief pressure valve, accomplish the regulation.
(2) The utility model discloses a close the low pressure gas cylinder, open out gas angle seat valve, open high pressure gas cylinder and high-low pressure conversion angle seat valve, treat and close the angle seat valve of admitting air behind the pressure stabilization, maintain 10-15 seconds, second pressure sensor detects loss of pressure during, the system judges whether locking pressure is qualified, through closing low pressure gas cylinder and the angle seat valve of giving vent to anger, open high pressure gas cylinder and high-low pressure conversion angle seat valve, treat and close the angle seat valve of admitting air after the pressure stabilization, maintain 10-15 seconds, first pressure sensor detects loss of pressure during, the system judges whether qualified the condition of revealing.
(3) The utility model discloses after the above-mentioned operation is accomplished, the release of system, the cylinder lifting, swivel work head is rotatory, will be examined the relief pressure valve and screw out and will wait to examine the relief pressure valve and select into, cylinder decline repeated detection operation.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic side view of the present invention;
fig. 3 is a schematic diagram of the control flow principle structure of the present invention.
In the figure: 1. a low pressure gas cylinder; 2. a high pressure gas cylinder; 3. a cylinder; 301. a first pressure sensor; 4. an air outlet angle seat valve; 5. an intake angle seat valve; 6. a pressure reducing valve to be detected; 7. a high-low pressure switching angle seat valve; 8. a pressure relief valve under test; 9. rotating the working table; 10. a pressure regulating manipulator; 11. a pressure reducing valve positioning jig; 12. a second pressure sensor; 13. a frame; 14. a fixing frame.
Detailed Description
The technical solution in 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.
As shown in fig. 1-3, the utility model provides a technical solution: a pressure reducing valve adjusting device comprises a frame 13 and a fixing frame 14, wherein the fixing frame 14 is installed on the surface of the top of the frame 13, a low-pressure gas cylinder 1 is installed on one side of an inner cavity of the frame 13, a high-pressure gas cylinder 2 is installed on one side of the low-pressure gas cylinder 1, a cylinder 3 is installed at the bottom of the fixing frame 14, a first pressure sensor 301 is installed on one side of the cylinder 3, a gas outlet angle seat valve 4 is installed on one side of the surface of the fixing frame 14, a gas inlet angle seat valve 5 is installed on one side of the gas outlet angle seat valve 4, a high-low pressure conversion angle seat valve 7 is installed on the other side of the surface of the fixing frame 14, a rotary worktable 9 is installed in the middle of the surface of the frame 13, a pressure regulating mechanical arm 10 is installed on the right side of the rotary worktable 9, second pressure sensors, the passage with lower pressure is responsible for detecting and adjusting the pressure reducing performance of the pressure reducing valve, the high-pressure gas tank is responsible for testing the leakage condition of the pressure reducing valve, a pressure source designed by a stricter test scheme is provided for the whole test process, the adjustment of the pressure reducing valve is completed through a servo manipulator, the efficiency is high, the precision is high, meanwhile, a pressure sensor used in the equipment has higher precision, and the PLC used for acquiring sensor data is matched with the reasonable design of the whole detection equipment, so that the system can reach higher precision grade, thereby meeting the detection requirements of the gas pressure reducing valves including but not limited to national standard, European standard, Australian standard and the like, the application range is wide, the adaptability is strong, as a jig for placing the gas pressure reducing valve is connected on a rotatable objective table, after one detection period is completed, the pressure reducing valve to be detected can be loaded while the pressure reducing valve is separated from the detected, and an operator can detach the, greatly reduces the idle rate of the equipment and has the working efficiency as high as 65S/3 PCS.
The cylinder 3 specifically is equipped with a plurality of groups, and multiunit cylinder 3 is array distribution to can once only detect multiunit and examine relief pressure valve 8, and then can improve and examine 8 detection efficiency of relief pressure valve.
The output ends of the low-pressure gas cylinder 1 and the high-pressure gas cylinder 2 are connected with the input end of the air inlet angle seat valve 5 through pipelines, and the output end of the air inlet angle seat valve 5 is connected with the input end of the air cylinder 3 through pipelines, so that air can be supplied to the air cylinder 3, and the detected pressure reducing valve 8 can be detected conveniently.
The output end of the air cylinder 3 is connected with the output end of the air outlet angle seat valve 4 through a pipeline, so that air pressure in the air cylinder 3 can be flexibly discharged.
The surface of the rotary worktable 9 is provided with a checked pressure reducing valve 8, so that the rotary worktable 9 can provide support for the checked pressure reducing valve 8.
13 surperficial one side of frame installs relief pressure valve positioning jig 11, relief pressure valve positioning jig 11 top surface mounting has the pressure reducing valve 6 of waiting to examine, through pressure reducing valve positioning jig 11, can provide the support for waiting to examine pressure reducing valve 6, can conveniently be the equipment feed again fast, and then make things convenient for the relief pressure valve to detect.
It should be noted that, when the pressure reducing valve adjusting device works, firstly, a tester manually puts a tested workpiece into an equipment tool to confirm input pressure and output flow, manually scans a bar code of the tested workpiece, then starts the equipment test by two hand buttons, by rotating a worktable 9, a tested pressure reducing valve 8 can be moved to a detection position, an equipment pipeline is connected with the tested pressure reducing valve 8 through an air cylinder 3, then a low-pressure air cylinder 1, an air inlet angle seat valve 5 and an air outlet angle seat valve 4 are sequentially opened to enable air to flow into the tested pressure reducing valve 8, a second pressure sensor 12 can feed back the data of an air inlet and an air outlet to the system, a pressure regulating manipulator 10 extends forwards and rotates an adjusting knob of the pressure reducing valve to complete adjustment, by closing the low-pressure air cylinder 1, opening the air outlet angle seat valve 4, opening a high-pressure air cylinder 2 and a high-low pressure conversion angle seat valve 7, and closing the air inlet angle seat valve 5 after the pressure, maintaining for 10-15 seconds, during which the second pressure sensor 12 detects pressure loss, the system judges whether the locking pressure is qualified, the system judges whether the leakage condition is qualified by closing the low-pressure gas cylinder 1 and the gas outlet angle seat valve 4, opening the high-pressure gas cylinder 2 and the high-low pressure conversion angle seat valve 7, closing the gas inlet angle seat valve 5 after the pressure is stabilized, maintaining for 10-15 seconds, during which the first pressure sensor 301 detects the pressure loss, and the system judges whether the leakage condition is qualified, after the operations are completed, the system releases pressure, the cylinder 3 is lifted, the rotary worktable 9 is rotated, the pressure reducing valve 8 to be detected is screwed out, the pressure reducing valve 6 to be detected is selected, and the cylinder 3 is lowered to repeat the detection.
It should be noted that, the utility model relates to a pressure reducing valve adjusting device, including low pressure gas cylinder 1, high pressure gas cylinder 2, cylinder 3, first pressure sensor 301, go out gas angle seat valve 4, admit air angle seat valve 5, wait to examine pressure reducing valve 6, high-low pressure conversion angle seat valve 7, the relief pressure valve 8 of being examined, swivel work head 9, pressure regulating manipulator 10, relief pressure valve positioning jig 11, second pressure sensor 12, frame 13 and mount 14, the part is the general standard component or the part that technical personnel in the field know, its structure and principle all are this technical manual and all can learn or learn through conventional experimental method, and above-mentioned electrical components are by the nimble selection of technical personnel in the field, the installation is accomplished the circuit debugging, guarantee each equipment can normal operating, do not do too much restriction requirement here.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a relief pressure valve adjusting device, includes frame (13) and mount (14), frame (13) top surface mounting has mount (14), its characterized in that: low pressure gas cylinder (1) is installed to frame (13) inner chamber one side, high pressure gas cylinder (2) are installed to low pressure gas cylinder (1) one side, cylinder (3) are installed to mount (14) bottom, first pressure sensor (301) are installed to cylinder (3) one side, mount (14) surface one side is installed and is given vent to anger angle seat valve (4), it installs into angle seat valve (5) to give vent to anger angle seat valve (4) one side, mount (14) surface opposite side installs high-low pressure conversion angle seat valve (7), frame (13) surface mid-mounting has swivel work head (9), pressure regulating manipulator (10) are installed on swivel work head (9) right side, second pressure sensor (12) have all concatenated to low pressure gas cylinder (1) and high pressure gas cylinder (2) output.
2. A pressure reducing valve adjustment device as claimed in claim 1, wherein: the air cylinders (3) are specifically provided with a plurality of groups, and the plurality of groups of air cylinders (3) are distributed in an array manner.
3. A pressure reducing valve adjustment device as claimed in claim 1, wherein: the output ends of the low-pressure gas cylinder (1) and the high-pressure gas cylinder (2) are connected with the input end of the air inlet angle seat valve (5) through pipelines, and the output end of the air inlet angle seat valve (5) is connected with the input end of the air cylinder (3) through a pipeline.
4. A pressure reducing valve adjustment device as claimed in claim 1, wherein: the output end of the air cylinder (3) is connected with the output end of the air outlet angle seat valve (4) through a pipeline.
5. A pressure reducing valve adjustment device as claimed in claim 1, wherein: the surface of the rotary worktable (9) is provided with a detected pressure reducing valve (8).
6. A pressure reducing valve adjustment device as claimed in claim 1, wherein: frame (13) surface one side installs relief pressure valve positioning jig (11), relief pressure valve positioning jig (11) top surface mounting has waits to examine relief pressure valve (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020746936.XU CN211855755U (en) | 2020-05-09 | 2020-05-09 | Pressure reducing valve adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020746936.XU CN211855755U (en) | 2020-05-09 | 2020-05-09 | Pressure reducing valve adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211855755U true CN211855755U (en) | 2020-11-03 |
Family
ID=73177653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020746936.XU Expired - Fee Related CN211855755U (en) | 2020-05-09 | 2020-05-09 | Pressure reducing valve adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211855755U (en) |
-
2020
- 2020-05-09 CN CN202020746936.XU patent/CN211855755U/en not_active Expired - Fee Related
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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: 20201103 |