CN209782246U - Automatic pressure-regulating compressed air centralized air supply system - Google Patents
Automatic pressure-regulating compressed air centralized air supply system Download PDFInfo
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- CN209782246U CN209782246U CN201920596091.8U CN201920596091U CN209782246U CN 209782246 U CN209782246 U CN 209782246U CN 201920596091 U CN201920596091 U CN 201920596091U CN 209782246 U CN209782246 U CN 209782246U
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Abstract
The utility model discloses an automatic compressed air of pressure regulating concentrates air supply system, include: including air compression station air feed center, and a plurality of air supply lines corresponding with a plurality of gas units respectively that link to each other with air compression station air feed center, compressed air centralized air supply system still includes control center, be provided with corresponding pressure detection adjusting device on every air supply line, a plurality of pressure detection adjusting device link to each other with control center respectively, and the on-the-spot air feed pressure value of pressure detection adjusting device in with the air supply line that detects sends for control center, control center sends the control adjustment volume that steps up or step down to the pressure detection adjusting device that corresponds in with the air supply line actual air feed pressure adjustment to the pressure default that corresponds, pressure default matches with the gas pressure of a plurality of gas units of using. The utility model discloses can adjust the inlet pressure of gas supply line at the air feed end according to the actual demand of gas unit, realize that the air feed pressure of main pipe network matches with the production department demand.
Description
Technical Field
the utility model relates to an energy-conserving field of pipeline air feed especially relates to an automatic compressed air of pressure regulating concentrates air supply system.
Background
Traditional manufacturing enterprise uses and maintains and manages to air compressor machine equipment's unified for the energy to compressed air for being convenient for, generally adopts centralized air feed mode, sets up the air feed pressure of main pipe network into same standard usually, nevertheless because the production department is different to compressed air's service pressure demand, if air feed pressure is too high, can cause the pipe connection department to leak gas to increase the tolerance loss of pipe network, and increase the power consumption energy consumption of air compressor machine, it is extravagant to produce the energy. Furthermore, the demand pressure is also lower than that in the normal production period when the non-production plant equipment is in a stopped state, which results in that the demand of the gas consumption unit (production plant) is also not fixed and may vary with time, which is difficult to adjust by conventional means.
In addition, the installation height of the workshop air supply valve is high (the height is 2.4 meters), the valve is difficult to operate, the operation time is long, and the operation risk degree is high.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic compressed air of pressure regulating concentrates air supply system for solve the air feed pressure of main pipe network and production department demand mismatch and the gas leakage that causes and the extravagant technical problem of the energy.
In order to solve the technical problem, the utility model adopts the technical scheme that:
The utility model provides an automatic compressed air centralized air supply system of pressure regulating, including air compression station air feed center, and a plurality of air supply line that link to each other with air compression station air feed center respectively with a plurality of gas units corresponding, compressed air centralized air supply system still includes control center, be provided with corresponding pressure detection adjusting device on every air supply line, a plurality of pressure detection adjusting device link to each other with control center respectively, and the on-the-spot air feed pressure value of pressure detection adjusting device in with the air supply line that detects sends for control center, control center sends the control adjustment volume that steps up or step down to the pressure detection adjusting device that corresponds and adjusts the actual air feed pressure in the air supply line to the pressure default that corresponds, pressure default and the gas pressure phase-match of a plurality of gas units of using.
Preferably, the pressure detection and adjustment device comprises a pressure sensor and an electric pressure regulating valve, the pressure sensor sends the detected on-site air supply pressure value in the air supply pipeline to the control center, and the control center sends a control adjustment amount for increasing or decreasing the pressure to the corresponding electric pressure regulating valve for adjusting the actual air supply pressure in the air supply pipeline to the corresponding pressure preset value.
Preferably, the device further comprises a controller, the controller is respectively connected with the pressure sensor and the electric pressure regulating valve, more than one field pressure display window for displaying the field air supply pressure value in the air supply pipeline detected by the pressure sensor is arranged on the controller, and the controller is further provided with a button for manually regulating the electric pressure regulating valve.
preferably, the controller is further connected with the control center, and the controller is further provided with more than one display window for displaying the preset pressure value of the gas unit corresponding to the gas supply pipeline.
Preferably, the electric pressure regulating valve is installed at the beginning of a branch pipe of the air supply center of the air pressure station, which is connected with the air consumption unit.
Preferably, the controller is arranged in an air supply workshop of the air supply center of the air compression station.
Preferably, after the control center sends the control adjustment amount for pressure increase or pressure decrease to the corresponding electric pressure regulating valve, the control center receives that the on-site air supply pressure value in the air supply pipeline detected by the pressure sensor is unchanged, and sends a full-open command to the electric pressure regulating valve.
The utility model discloses following beneficial effect has:
The utility model discloses an automatic pressure regulating compressed air centralized air supply system can adjust the inlet pressure of air supply pipeline at the air supply end according to the actual demand of production department (gas use unit), realizes that the air supply pressure of main pipe network matches with the demand of production department, reduces the pipeline junction gas leakage caused by too high air supply pressure; and the pressure of the air inlet pipeline of each production department can be monitored, regulated and controlled in real time, and the energy waste is reduced. Manual overhead valve operation is eliminated, and operation risks are effectively reduced; saving the operation time of the valve.
In addition to the above-described objects, features and advantages, the present invention has other objects, features and advantages. The present invention will be described in further detail below with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:
Fig. 1 is a schematic structural view of an automatic pressure-regulating compressed air centralized air supply system according to a preferred embodiment of the present invention;
Fig. 2 is a schematic diagram of an optimized structure of the compressed air centralized air supply system with automatic pressure regulation according to the preferred embodiment of the present invention.
the reference numerals in the figures denote:
1. An air supply center of the air compression station; 2. a gas supply duct; 3. a control center; 4. a pressure detection adjusting device; 41. a pressure sensor; 42. an electric pressure regulating valve; 5. and a controller.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
Referring to fig. 1, the compressed air centralized air supply system with automatic pressure regulation of the utility model comprises an air supply center 1 of an air compression station, and a plurality of air supply pipelines 2 which are connected with the air supply center 1 of the air compression station and respectively correspond to a plurality of air consumption units, the compressed air centralized air supply system also comprises a control center 3, each air supply pipeline 2 is provided with a corresponding pressure detection adjusting device 4, the plurality of pressure detection adjusting devices 4 are respectively connected with the control center 3, and the pressure detection adjusting device 4 sends the detected on-site air supply pressure value in the air supply pipeline 2 to the control center 3, the control center 3 sends a control adjusting quantity (voltage or current) for boosting or reducing the pressure to the corresponding pressure detection adjusting device 4 to adjust the actual air supply pressure in the air supply pipeline 2 to the corresponding pressure preset value, and the pressure preset value is matched with the air supply pressure of a plurality of air supply units.
Above-mentioned structure can adjust the inlet pressure of air supply line 2 at the air feed end according to the actual demand of production department (gas unit), realizes that the air feed pressure of main pipe net matches with the production department demand, reduces because of the pipe connection department gas leakage that air feed pressure is too high and cause, and it is extravagant to reduce the energy. In practice, a pressure sensor 41 (where the pressure matches with the actual gas consumption regulation of the gas consumption unit) may be installed at the inlet end of the pipeline of the gas consumption unit, and the detected actual gas consumption pressure value is sent to the control center 3, so that the control center 3 updates the corresponding pressure preset value.
in this embodiment, the pressure detecting and adjusting device 4 includes a pressure sensor 41 and an electric pressure regulating valve 42, the pressure sensor 41 sends the detected pressure value of the on-site air supply in the air supply pipeline 2 to the control center 3, and the control center 3 sends the control adjustment amount of the pressure increase or pressure decrease to the corresponding electric pressure regulating valve 42 for adjusting the actual air supply pressure in the air supply pipeline 2 to the corresponding pressure preset value.
In a preferred embodiment, referring to fig. 2, a controller 5 may be further provided, and the controller 5 may be provided in the air supply plant of the air compression station air supply center 1, and may be provided at a place convenient for operation. The controller 5 is respectively connected with the pressure sensor 41 and the electric pressure regulating valve 42, more than one field pressure display window for displaying the field air supply pressure value in the air supply pipeline 2 detected by the pressure sensor 41 is arranged on the controller 5, a button (or a knob) for manually regulating the electric pressure regulating valve 42 is also arranged on the controller 5, and an operator can manually regulate the pressure in the pipeline according to the actual condition or the emergency condition so as to adapt to different requirements. The controller 5 can also be connected with the control center 3, and more than one display window for displaying the preset pressure value of the gas unit corresponding to the gas supply pipeline 2 is also arranged on the controller 5.
The electric pressure regulating valve 42 is installed at the beginning of a branch pipe of the air supply center 1 to which the air-using unit is connected. The pressure regulation is conveniently carried out at the front end of the air outlet pipeline, so that the pressure in the pipeline is matched with the pressure at the output end.
In this embodiment, the control center 3 may be implemented by using a difference calculator, for example, a subtractor, which is implemented by combining with a switching value controller, where the subtractor is configured to calculate a difference between an actually measured field air supply pressure value and a pressure preset value, and output a control quantity to the electric pressure regulating valve through the switching value controller to complete difference adjustment, and the field air supply pressure value may be collected for multiple times during adjustment, so as to improve adjustment accuracy. After the control center 3 sends the control adjustment amount for increasing or decreasing the pressure to the corresponding electric pressure regulating valve 42, the pressure sensor 41 received by the control center 3 detects that the pressure value of the on-site air supply in the air supply pipeline 2 is unchanged, and the control center 3 sends a full-open instruction to the electric pressure regulating valve 42 (once the communication is normal, the pressure regulating valve is opened to the maximum). When the communication of the electric pressure regulating valve 42 is unstable, the gas consumption per gas consumption can be ensured as much as possible.
Adopt the technical scheme of the utility model after testing, a workshop can obtain the effect of following several aspects:
1. Manual overhead valve operation is eliminated, and the operation risk is effectively reduced; saving the operation time of the valve: 10 minutes/piece before improvement, and no manual operation is needed after improvement; saving about 30 hours of manpower each month.
2. The energy-saving effect is as follows: the average saving of the rest day is 2000 KW/day; saving about the cost of 153600 yuan/year. The average production day saves 1000 KW/day; saving cost about 211200 yuan/year; the total annual cost is saved by about 364800 Yuan/year.
To sum up, the utility model can combine the pressure monitoring signals of each workshop collected by the control center 3 and add an automatic pressure regulating valve and a controller 5 on the air outlet pipeline of the air compression station; the valve opening is automatically adjusted according to different end pressure requirements of each workshop, and stable, timely and energy-saving energy supply is realized.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides an automatic compressed air of pressure regulating concentrates air supply system, including air compression station air feed center (1), and with a plurality of air supply pipeline (2) corresponding with a plurality of gas consumption units respectively that air compression station air feed center (1) links to each other, its characterized in that, compressed air concentrates air supply system still includes control center (3), every be provided with corresponding pressure detection adjusting device (4) on air supply pipeline (2), a plurality of pressure detection adjusting device (4) respectively with control center (3) links to each other, just pressure detection adjusting device (4) will detect the on-the-spot air feed pressure value in air supply pipeline (2) sends control center (3), and control center (3) send the control adjustment volume that steps up or step down to corresponding pressure detection adjusting device (4) with the actual air feed pressure in air supply pipeline (2) adjusts to corresponding pressure default, the preset pressure value is matched with the gas pressure of the plurality of gas units.
2. the automatic pressure-regulating compressed air centralized air-supply system according to claim 1, characterized in that: the pressure detection adjusting device (4) comprises a pressure sensor (41) and an electric pressure regulating valve (42), the pressure sensor (41) detects the on-site air supply pressure value in the air supply pipeline (2) and sends the on-site air supply pressure value to the control center (3), and the control center (3) sends a control adjusting quantity for boosting or reducing pressure to the corresponding electric pressure regulating valve (42) to adjust the actual air supply pressure in the air supply pipeline (2) to a corresponding pressure preset value.
3. The automatic pressure-regulating compressed air centralized air-supply system according to claim 2, characterized in that: still include controller (5), controller (5) respectively with pressure sensor (41) and electronic air-vent valve (42) link to each other, be provided with more than one on controller (5) and be used for showing pressure sensor (41) detect the on-the-spot pressure display window of the on-the-spot air feed pressure value in air feed pipe (2), still be provided with on controller (5) and be used for manual regulation the button of electronic air-vent valve (42).
4. The automatic pressure-regulating compressed air centralized air-supply system according to claim 3, characterized in that: the controller (5) is further connected with the control center (3), and more than one display window used for displaying the pressure preset value of the gas unit corresponding to the gas supply pipeline (2) is further arranged on the controller (5).
5. The automatic pressure-regulating compressed air central air supply system according to any one of claims 2 to 4, characterized in that: the electric pressure regulating valve (42) is installed at the starting end of a branch pipeline of the air supply center (1) connected with an air consumption unit.
6. The automatic pressure-regulating compressed air central air supply system according to any one of claims 3 to 4, characterized in that: the controller (5) is arranged in an air supply workshop of the air supply center (1) of the air compression station.
7. The automatic pressure-regulating compressed air central air supply system according to any one of claims 2 to 4, characterized in that: after the control center (3) sends the control adjustment amount for boosting or reducing the pressure to the corresponding electric pressure regulating valve (42), when the pressure sensor (41) received by the control center (3) detects that the on-site air supply pressure value in the air supply pipeline (2) is unchanged, the control center (3) sends a full-open instruction to the electric pressure regulating valve (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920596091.8U CN209782246U (en) | 2019-04-26 | 2019-04-26 | Automatic pressure-regulating compressed air centralized air supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920596091.8U CN209782246U (en) | 2019-04-26 | 2019-04-26 | Automatic pressure-regulating compressed air centralized air supply system |
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| Publication Number | Publication Date |
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| CN209782246U true CN209782246U (en) | 2019-12-13 |
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| CN201920596091.8U Expired - Fee Related CN209782246U (en) | 2019-04-26 | 2019-04-26 | Automatic pressure-regulating compressed air centralized air supply system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114110431A (en) * | 2021-11-16 | 2022-03-01 | 华海(北京)科技股份有限公司 | Energy-saving air supply system of integrated air compression station and regulation and control method thereof |
| CN114278870A (en) * | 2021-12-31 | 2022-04-05 | 龙岩烟草工业有限责任公司 | Workshop compressed gas supply system and control method thereof |
-
2019
- 2019-04-26 CN CN201920596091.8U patent/CN209782246U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114110431A (en) * | 2021-11-16 | 2022-03-01 | 华海(北京)科技股份有限公司 | Energy-saving air supply system of integrated air compression station and regulation and control method thereof |
| CN114278870A (en) * | 2021-12-31 | 2022-04-05 | 龙岩烟草工业有限责任公司 | Workshop compressed gas supply system and control method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220505 Address after: No.18, Yingxia Road, Changsha Economic and Technological Development Zone, Hunan 410000 Patentee after: GAC FIAT CHRYSLER AUTOMOBILES Co.,Ltd. Address before: 510000 No. 66, Donglong Avenue, Hualong Town, Panyu District, Guangzhou City, Guangdong Province Patentee before: GUANGZHOU BRANCH OF GAC FIAT CHRYSLER AUTOMOBILES Co.,Ltd. |
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| 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: 20191213 |