CN109442215B - Automatic detection system for cut-off valve of building pressure regulating box - Google Patents
Automatic detection system for cut-off valve of building pressure regulating box Download PDFInfo
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- CN109442215B CN109442215B CN201811596304.3A CN201811596304A CN109442215B CN 109442215 B CN109442215 B CN 109442215B CN 201811596304 A CN201811596304 A CN 201811596304A CN 109442215 B CN109442215 B CN 109442215B
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- electromagnetic valve
- cut
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- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 230000001105 regulatory effect Effects 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 abstract description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000004886 process control Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/005—Protection or supervision of installations of gas pipelines, e.g. alarm
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid-Driven Valves (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses an automatic detection system for a shut-off valve of a building pressure regulating box, which comprises an electromagnetic valve A, wherein the air outlet end of the electromagnetic valve A is communicated with the air inlet end of a shut-off valve to be detected, the air outlet end of the shut-off valve to be detected is communicated with the air inlet end of an electromagnetic valve B, the air outlet end of the electromagnetic valve B is communicated with the air inlet end of a needle valve, a pressure transmitter A is arranged on a communicating pipeline of the electromagnetic valve A and the shut-off valve to be detected, and a pressure transmitter B is arranged on a communicating pipeline of the shut-off valve to be detected and the electromagnetic valve B; the system also comprises a proximity switch for detecting whether the to-be-detected cut-off valve acts, and the proximity switch, the pressure transmitter A, the pressure transmitter B, the electromagnetic valve A and the electromagnetic valve B are all electrically connected with a control center. The invention can optimize the detection process of the cut-off valve of the building pressure regulating box, thereby improving the productivity and the safety of the building pressure regulating box.
Description
Technical Field
The invention relates to the technical field of air supply equipment, in particular to an automatic detection system for a cut-off valve of a building pressure regulating box.
Background
In recent two years, the plan of 'gas improvement' has been continuously carried out all over the country, and a large amount of gas equipment is put into production, wherein the demand of the building pressure regulating box is increased in a surging way, but the building pressure regulating box has the disadvantages of complicated and strict manufacturing process and high demand, and causes the supply shortage in the market.
Disclosure of Invention
The invention aims to provide an automatic test pipeline system for a cut-off valve of a building pressure regulating box, which optimizes the detection process of the cut-off valve of the building pressure regulating box, thereby improving the productivity and the safety of the building pressure regulating box.
In order to achieve the above purpose, the invention is realized by adopting the following technical scheme:
The invention discloses an automatic detection system for a shut-off valve of a building pressure regulating box, which comprises an electromagnetic valve A, wherein the air outlet end of the electromagnetic valve A is communicated with the air inlet end of a shut-off valve to be detected, the air outlet end of the shut-off valve to be detected is communicated with the air inlet end of an electromagnetic valve B, the air outlet end of the electromagnetic valve B is communicated with the air inlet end of a needle valve, a pressure transmitter A is arranged on a communicating pipeline of the electromagnetic valve A and the shut-off valve to be detected, and a pressure transmitter B is arranged on a communicating pipeline of the shut-off valve to be detected and the electromagnetic valve B; the automatic control system further comprises a proximity switch for detecting whether the to-be-detected cut-off valve acts or not, and the proximity switch, the pressure transmitter A, the pressure transmitter B, the electromagnetic valve A and the electromagnetic valve B are all electrically connected with a control center.
Further, a manual pressure relief ball valve is arranged on a communicating pipeline between the to-be-detected shut-off valve and the electromagnetic valve B.
Further, the air inlet end of the electromagnetic valve A is communicated with a manual air inlet ball valve.
Further, the air outlet end of the electromagnetic valve A is communicated with the electromagnetic automatic air release valve A, the air inlet end of the electromagnetic valve B is communicated with the electromagnetic automatic air release valve B, and the electromagnetic automatic air release valve A and the electromagnetic automatic air release valve B are electrically connected with a control center.
Furthermore, the invention also comprises a code generator and a printer, wherein the code generator and the printer are both connected with a control center.
Further, the invention also comprises a cutter clamp, and the to-be-detected cut-off valve is arranged on the cutter clamp.
Preferably, the cutter holder is mounted on a bracket.
Preferably, the proximity switch, the pressure transmitter A, the pressure transmitter B, the electromagnetic valve A, the electromagnetic valve B, the needle valve, the electromagnetic automatic air release valve A and the electromagnetic automatic air release valve B are all arranged on a support, the support is provided with a shell, the shell is provided with at least four openings, and the pressure transmitter A, the pressure transmitter B, the cutter clamp and the manual ball valve are respectively positioned at the four openings.
Preferably, the electromagnetic valve A is a medium-pressure electromagnetic valve, the electromagnetic valve B is a low-pressure electromagnetic valve, the electromagnetic automatic air release valve A is a medium-pressure automatic air release electromagnetic valve, the electromagnetic automatic air release valve B is a low-pressure automatic air release electromagnetic valve, the pressure transmitter A is a medium-pressure transmitter, and the pressure transmitter B is a low-pressure transmitter.
Preferably, the detection method adopted by the invention is as follows: installing a to-be-detected cut-off valve on a cutter clamp, setting cut-off pressure, manually and slowly opening a needle valve, slowly increasing the pressure at the rear end, cutting off the valve by a detection cutter when the pressure reaches a set value of the cut-off valve, outputting a signal by a proximity switch, closing an electromagnetic valve B, and recording data of a pressure sensor B; opening a manual pressure relief ball valve in a manual mode, relieving pressure, and resetting the to-be-tested cut-off valve manually; opening the electromagnetic valve A, closing the electromagnetic valve A after the short pressure of the air inlet is stable, and recording data of the pressure transmitter A; after 30s, the pressure sensor B records the pressure again, and the pressure is compared with the cut-off pressure to judge whether the cut-off valve to be detected is qualified or not.
The beneficial effects of the invention are as follows:
1. the invention can optimize the detection process of the building cut-off valve, thereby improving the production efficiency and the safety of the building pressure regulating box;
2. The invention has high degree of automation and improves the detection efficiency.
3. The invention has stable structure and reliable operation, and can avoid the influence of external factors on the detection result.
4. The electromagnetic automatic air release valve A and the electromagnetic automatic air release valve B are designed for safety consideration, so that automatic air release can be realized when manual air release is omitted.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Fig. 2 is a schematic structural view of the present invention.
Fig. 3 is a schematic view of the appearance of the present invention.
In the figure: 1-manual air inlet ball valve, 2-electromagnetic valve A, 3-medium pressure pipeline, 4-pressure transmitter A4, 5-check cut-off valve, 6-manual pressure relief ball valve, 7-pressure transmitter B, 8-needle valve, 9-low pressure pipeline, 10-electromagnetic valve B, 11-bracket, 12-electromagnetic automatic air release valve B, 13-electromagnetic automatic air release valve A, 14-rubber hose, 15-proximity switch, 16-cut-off valve clamp and 17-shell.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings, in order to make the objects, technical solutions and advantages of the present invention more apparent.
As shown in fig. 1,2 and 3, the automatic detection system for the building pressure regulating box cut-off valve disclosed by the invention comprises an electromagnetic valve A2, wherein the air outlet end of the electromagnetic valve A2 is communicated with the air inlet end of a cut-off valve 5 to be detected, the air outlet end of the cut-off valve 5 to be detected is communicated with the air inlet end of an electromagnetic valve B10, the air outlet end of the electromagnetic valve B10 is communicated with the air inlet end of a needle valve 8, a pressure transmitter A4 is arranged on a communicating pipeline between the electromagnetic valve A2 and the cut-off valve 5 to be detected, and a pressure transmitter B7 is arranged on a communicating pipeline between the cut-off valve 5 to be detected and the electromagnetic valve B10; the invention also comprises a proximity switch 15 for detecting whether the to-be-detected cut-off valve 5 acts, wherein the proximity switch 15, the pressure transmitter A4, the pressure transmitter B7, the electromagnetic valve A2 and the electromagnetic valve B10 are electrically connected with a control center; the air outlet end of the electromagnetic valve A2 is communicated with an electromagnetic automatic air release valve A13, the air inlet end of the electromagnetic valve B10 is communicated with an electromagnetic automatic air release valve B12, and the electromagnetic automatic air release valve A13 and the electromagnetic automatic air release valve B12 are electrically connected with a control center; a manual pressure relief ball valve 6 is arranged on a communicating pipeline between the to-be-detected cut-off valve 5 and the electromagnetic valve B10, and the air inlet end of the electromagnetic valve A2 is communicated with the manual air inlet ball valve 1.
The invention further comprises a cutter clamp 16, the to-be-detected cut-off valve 5 is arranged on the cutter clamp 16, the cutter clamp 16 is arranged on the bracket 11, the proximity switch 15, the pressure transmitter A4, the pressure transmitter B7, the electromagnetic valve A2, the electromagnetic valve B10, the needle valve 8, the electromagnetic automatic air release valve A13 and the electromagnetic automatic air release valve B12 are all arranged on the bracket 11, the bracket 11 is provided with a shell 17, the shell 17 is provided with at least four openings, and the pressure transmitter A4, the pressure transmitter B7, the cutter clamp 16 and the manual pressure release ball valve 6 are respectively positioned at the four openings.
The electromagnetic valve A2 is a medium-pressure electromagnetic valve, the electromagnetic valve B10 is a low-pressure electromagnetic valve, the electromagnetic automatic air release valve A13 is a medium-pressure automatic air release electromagnetic valve, the electromagnetic automatic air release valve B12 is a low-pressure automatic air release electromagnetic valve, the pressure transmitter A4 is a medium-pressure transmitter, and the pressure transmitter B12 is a low-pressure transmitter; the pipeline of the front end of the air inlet end of the to-be-detected cut-off valve 5 adopts a medium-pressure pipeline 3, the pipeline of the rear end of the air outlet end of the to-be-detected cut-off valve 5 adopts a low-pressure pipeline 9, and the air outlet end of the manual pressure relief ball valve 6 is connected with a rubber hose 14.
The invention also comprises a code generator and a printer, wherein the code generator and the printer are both connected with the control center.
The detection method adopted by the invention is as follows: mounting the to-be-detected cut-off valve 5 on a cut-off clamp 16, setting cut-off pressure, manually slowly opening the needle valve 8, slowly increasing the pressure at the rear end, cutting off the valve by the detection cut-off valve 5 when the pressure reaches a cut-off valve set value, outputting a signal by a proximity switch 15, closing the electromagnetic valve B10, and recording data of the pressure sensor B7; the manual pressure relief ball valve 6 is opened in a manual mode to relieve pressure, and the cut-off valve 5 to be tested is reset manually; opening the electromagnetic valve A2, closing the electromagnetic valve A2 after the pressure of the air inlet end is stable, and recording data of the pressure transmitter A4; after 30 seconds, the pressure sensor B7 records the pressure again, and the pressure is compared with the cut-off pressure to judge whether the cut-off valve 5 to be detected is qualified or not. Specifically, the process control flow is as follows:
1. after the clamping of the cut-off valve 5 to be detected is completed, the electromagnetic valve A2 is in a closed state, and the cut-off pressure is set to a specified value by a manual mode.
2. The electromagnetic valve B10 is opened, the pressure at the rear end is slowly increased, when the pressure reaches the set value of the cut-off valve, the cut-off valve 5 to be detected is cut off, the proximity switch 15 outputs a signal, the electromagnetic valve B10 is closed, and the pressure transmitter B7 records data; the manual pressure relief ball valve 6 is opened in a manual mode to relieve pressure, and the to-be-detected cut-off valve 5 is reset again.
3. Repeating the operation for three times according to the second operation, comparing the recorded three times of pressure data with a set value, judging whether the product is qualified or not, and not manually discharging the pressure after the last pressure recording.
4. After the inlet pressure of the electromagnetic valve A2 is stable, the electromagnetic valve A2 is closed, and data of the pressure transmitter A4 are recorded; after 30 seconds, the pressure transmitter B7 records the pressure again and compares the pressure with the pressure of the third time, and if the pressures are equal, the qualified product is judged.
5. And if the third strip and the fourth strip are qualified, automatically generating codes, automatically printing the code strips, and attaching the code strips to products.
6. And manually discharging the inlet and outlet pressure, and taking down the to-be-detected cut-off valve 5.
Of course, the present invention is capable of other various embodiments and its several details are capable of modification and variation in light of the present invention by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (2)
1. The automatic detection system for the shut-off valve of the building pressure regulating box is characterized by comprising an electromagnetic valve A, wherein the air outlet end of the electromagnetic valve A is communicated with the air inlet end of a shut-off valve to be detected, the air outlet end of the shut-off valve to be detected is communicated with the air inlet end of an electromagnetic valve B, the air outlet end of the electromagnetic valve B is communicated with the air inlet end of a needle valve, a pressure transmitter A is arranged on a communicating pipeline of the electromagnetic valve A and the shut-off valve to be detected, and a pressure transmitter B is arranged on a communicating pipeline of the shut-off valve to be detected and the electromagnetic valve B; the system also comprises a proximity switch for detecting whether the to-be-detected cut-off valve acts, wherein the proximity switch, the pressure transmitter A, the pressure transmitter B, the electromagnetic valve A and the electromagnetic valve B are electrically connected with a control center;
A manual pressure relief ball valve is arranged on a communicating pipeline between the to-be-detected cut-off valve and the electromagnetic valve B; the air inlet end of the electromagnetic valve A is communicated with a manual air inlet ball valve; the air outlet end of the electromagnetic valve A is communicated with the electromagnetic automatic air release valve A, the air inlet end of the electromagnetic valve B is communicated with the electromagnetic automatic air release valve B, and the electromagnetic automatic air release valve A and the electromagnetic automatic air release valve B are electrically connected with a control center;
The system also comprises a code generator and a printer, wherein the code generator and the printer are both connected with a control center;
The device further comprises a cutter clamp, wherein the to-be-detected cut-off valve is arranged on the cutter clamp; the cutter clamp is arranged on the bracket; the proximity switch, the pressure transmitter A, the pressure transmitter B, the electromagnetic valve A, the electromagnetic valve B, the needle valve, the electromagnetic automatic air release valve A and the electromagnetic automatic air release valve B are all arranged on a bracket, the bracket is provided with a shell, the shell is provided with at least four openings, and the pressure transmitter A, the pressure transmitter B, the cutter clamp and the manual ball valve are respectively positioned at the four openings;
The electromagnetic valve A is a medium-pressure electromagnetic valve, the electromagnetic valve B is a medium-pressure electromagnetic valve, the electromagnetic automatic air release valve A is a medium-pressure automatic air release electromagnetic valve, the electromagnetic automatic air release valve B is a low-pressure automatic air release electromagnetic valve, the pressure transmitter A is a medium-pressure transmitter, and the pressure transmitter B is a low-pressure transmitter.
2. The automatic detection system for the shut-off valve of the building pressure regulating box according to claim 1, wherein the adopted detection method is as follows: installing a to-be-detected cut-off valve on a cutter clamp, setting cut-off pressure, manually and slowly opening a needle valve, slowly increasing the pressure at the rear end, cutting off the valve by a detection cutter when the pressure reaches a set value of the cut-off valve, outputting a signal by a proximity switch, closing an electromagnetic valve B, and recording data of a pressure sensor B; opening a manual pressure relief ball valve in a manual mode, relieving pressure, and resetting the to-be-tested cut-off valve manually; opening the electromagnetic valve A, closing the electromagnetic valve A after the short pressure of the air inlet is stable, and recording data of the pressure transmitter A; after 30s, the pressure sensor B records the pressure again, and the pressure is compared with the cut-off pressure to judge whether the cut-off valve to be detected is qualified or not.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811596304.3A CN109442215B (en) | 2018-12-26 | 2018-12-26 | Automatic detection system for cut-off valve of building pressure regulating box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811596304.3A CN109442215B (en) | 2018-12-26 | 2018-12-26 | Automatic detection system for cut-off valve of building pressure regulating box |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109442215A CN109442215A (en) | 2019-03-08 |
| CN109442215B true CN109442215B (en) | 2024-05-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811596304.3A Active CN109442215B (en) | 2018-12-26 | 2018-12-26 | Automatic detection system for cut-off valve of building pressure regulating box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109442215B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002372191A (en) * | 2001-06-18 | 2002-12-26 | Tokico Ltd | Gas supplying device |
| CN201255259Y (en) * | 2008-08-25 | 2009-06-10 | 杨建国 | Self-power hydraulic emergency cut-off valve |
| CN106322117A (en) * | 2016-11-18 | 2017-01-11 | 乐山倍创机械制造有限公司 | Wall-mounted regulator box with functions pressure regulating, filtering, safe cutting and safe release |
| CN210035076U (en) * | 2018-12-26 | 2020-02-07 | 成都川力智能流体设备股份有限公司 | Building pressure regulating box trip valve automatic check out system |
-
2018
- 2018-12-26 CN CN201811596304.3A patent/CN109442215B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002372191A (en) * | 2001-06-18 | 2002-12-26 | Tokico Ltd | Gas supplying device |
| CN201255259Y (en) * | 2008-08-25 | 2009-06-10 | 杨建国 | Self-power hydraulic emergency cut-off valve |
| CN106322117A (en) * | 2016-11-18 | 2017-01-11 | 乐山倍创机械制造有限公司 | Wall-mounted regulator box with functions pressure regulating, filtering, safe cutting and safe release |
| CN210035076U (en) * | 2018-12-26 | 2020-02-07 | 成都川力智能流体设备股份有限公司 | Building pressure regulating box trip valve automatic check out system |
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| Publication number | Publication date |
|---|---|
| CN109442215A (en) | 2019-03-08 |
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