CN212539297U - Intelligent flow metering device for compressed air - Google Patents
Intelligent flow metering device for compressed air Download PDFInfo
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- CN212539297U CN212539297U CN202020905646.5U CN202020905646U CN212539297U CN 212539297 U CN212539297 U CN 212539297U CN 202020905646 U CN202020905646 U CN 202020905646U CN 212539297 U CN212539297 U CN 212539297U
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Abstract
The utility model discloses a compressed air intelligent flow metering device, which comprises a compressor body, a main path flow metering module and a bypass flow metering module; the air outlet of the compressor body is connected with the air inlet of the air outlet pipeline; the utility model discloses the setting of main road flow metering module installs the motorised valve additional at the entry of main road flowmeter, and this valve possesses remote control and signal feedback function; the main path of the pipeline is selected to meet the requirement of a customer when the production load is high; the bypass flow metering module is arranged, an electric or starting control valve is additionally arranged at the inlet of the bypass flow meter, and the valve has the functions of remote control and signal feedback; the bypass path is selected to meet the demand of the customer at a lower production load.
Description
Technical Field
The utility model relates to a compressed air flow metering equipment field especially relates to a compressed air intelligence flow metering device.
Background
At present, the compressed air metering mainly uses flowmeters in the forms of heat type, differential pressure, vortex street, orifice plates and the like, the flowmeters in any forms have the limitation of metering range, the metering value is smaller than the actual value when the metering range exceeds the upper limit value, and the problem that the numerical value cannot be metered when the metering range is lower than the lower limit value also occurs.
In view of this, the technicians of our company design the present invention.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a compressed air intelligence flow metering device to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a technical scheme: an intelligent compressed air flow metering device comprises a compressor body, a main path flow metering module and a bypass flow metering module; the air outlet of the compressor body is connected with the air inlet of the air outlet pipeline;
the main road flow metering module comprises a first main road pipeline, a second main road pipeline, a main road measuring module and a first three-way valve; the first three-way valve comprises a first main pipeline and a first branch pipeline; the first main road pipe is connected with the first branch road pipe in a penetrating manner, the air inlet of the first main road pipe is connected with the air outlet of the air outlet pipeline through a flange, and the air outlet of the first main road pipe is connected with the air inlet of the first main road pipeline through a flange; the main path measuring module comprises a main path flowmeter body, a first manual valve, a first electric valve and a second manual valve; the first manual valve and the first electric valve are sequentially arranged at the air inlet of the main road flowmeter body, the second manual valve is arranged at the air outlet of the main road flowmeter body, the air outlet of the main road flowmeter body is connected with the air inlet of the second main road pipeline, and the air inlet of the main road flowmeter body is connected with the first main road pipeline through a flange; the main road flow metering module is arranged, an electric valve is additionally arranged at the inlet of the main road flow meter, and the valve has the functions of remote control and signal feedback; the main path of the pipeline is selected to meet the requirement of a customer when the production load is high;
the bypass flow metering module comprises a first bypass pipeline, a second bypass pipeline, a bypass measuring module and a second three-way valve; the bypass measuring module comprises a bypass flowmeter body, a third manual valve, a second electric valve and a fourth manual valve; the third manual valve and the second electric valve are sequentially arranged at the air inlet of the bypass flowmeter body, and the fourth manual valve is arranged at the air outlet of the bypass flowmeter body; the second three-way valve comprises a second main pipeline and a second branch pipeline; the second main road pipe and a second branch road pipe are connected in a penetrating manner, the air inlet of the second main road pipe is connected with the air outlet flange of the second main road pipe, one end, far away from the second main road pipe, of the second branch road pipe is connected with the air outlet flange of the second bypass road pipe, the air inlet of the second bypass road pipe is connected with the air outlet flange of the bypass flowmeter body, the air inlet of the bypass flowmeter body is connected with the air outlet flange of the first bypass road pipe, and the air inlet of the first bypass road pipe is connected with one end, far away from the first main road pipe, of the first branch road pipe in a flange manner; the bypass flow metering module is arranged, an electric or starting control valve is additionally arranged at the inlet of the bypass flow meter, and the valve has the functions of remote control and signal feedback; the bypass path is selected to meet the demand of the customer at a lower production load.
Further, the application provides a compressed air intelligence flow metering device, wherein, air cleaner set up in the pipeline of giving vent to anger.
Further, the compressed air intelligent flow metering device provided by the application is characterized in that the first three-way valve further comprises a first valve rod, a first hand wheel, a second valve rod and a second hand wheel; the first valve rod is fixedly arranged on the first main pipeline and extends into the first main pipeline, one end, far away from the first main pipeline, of the first valve rod is connected with the first hand wheel, the second valve rod is fixedly arranged on the first branch pipeline and extends into the first branch pipeline, and one end, far away from the first branch pipeline, of the second valve rod is connected with the second hand wheel.
Further, the intelligent compressed air flow metering device provided by the application further comprises first support ribs symmetrically arranged on the outer wall of the first main pipeline, and one end, far away from the first main pipeline, of each first support rib is connected with the outer wall of the first branch pipeline; two strengthening ribs that set up for the wholeness of first three-way valve is more strengthened, and the damage that receives has just also reduced, has just so to a great extent protected the valve body.
Further, the intelligent compressed air flow metering device provided by the application, wherein the second three-way valve further comprises second support ribs symmetrically arranged on the outer wall of the second main branch pipe, and one end of each second support rib, which is far away from the second main branch pipe, is connected with the outer wall of the second branch pipe; two strengthening ribs that set up for the wholeness of second three-way valve is more strengthened, and the damage that receives has just also reduced, has just so to a great extent protected the valve body.
Further, the compressed air intelligent flow metering device provided by the application is characterized in that the main road flow metering module and the bypass flow metering module are externally connected with a PLC control cabinet; information such as all valve states, main bypass flow accumulated values, main bypass flow instantaneous numerical values, power supply conditions, pressure, temperature and the like can be checked in a display interface matched with the PLC control cabinet.
The utility model provides a pair of compressed air intelligence flow metering device compares with prior art and still has following advantage:
(1) the utility model discloses the setting of main road flow metering module installs the motorised valve additional at the entry of main road flowmeter, and this valve possesses remote control and signal feedback function; the main path of the pipeline is selected to meet the requirement of a customer when the production load is high;
(2) in the utility model, the bypass flow metering module is provided with an electric or starting control valve at the inlet of the bypass flow meter, and the valve has the functions of remote control and signal feedback; the bypass path is selected to meet the demand of the customer at a lower production load.
Drawings
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a schematic view of a first three-way valve of the present invention;
in the figure: 1. a compressor body; 2. an air outlet pipe; 3. a first main path pipe; 4. a first three-way valve; 5. a first main pipe; 6. a first branch pipe; 7. a first valve stem; 8. a first hand wheel; 9. a second valve stem; 10. a second hand wheel; 11. a main road flow meter body; 12. a first manual valve; 13. a first electrically operated valve; 14. a second manual valve; 16. a first bypass conduit; 17. A second three-way valve; 18. a bypass flow meter body; 19. a third manual valve; 20. a second electrically operated valve; 21. a fourth manual valve; 22. a second bypass conduit; 23. a second main pipe; 24. a second branch pipe; 25. a second main path pipe; 26. an air filter; 27. a first support rib; 28. and a second support rib.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention;
it should be noted that, in the description of the present invention, it is to be noted that the terms "inside", "outside", "upper", "lower", "both sides", "one end", "the other end", "left", "right", and the like indicate the directions or positional relationships based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of the present invention, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: an intelligent compressed air flow metering device comprises a compressor body 1, a main path flow metering module and a bypass flow metering module; the air outlet of the compressor body 1 is connected with the air inlet of the air outlet pipeline 2;
a main road flow metering module, which comprises a first main road pipeline 3, a second main road pipeline 25, a main road measuring module and a first three-way valve 4; the first three-way valve 4 comprises a first main branch pipe 5 and a first branch pipe 6; the first main road pipe 5 is connected with the first branch road pipe 6 in a penetrating way, the air inlet of the first main road pipe 5 is connected with the air outlet of the air outlet pipeline 2 through a flange, and the air outlet of the first main road pipe 5 is connected with the air inlet of the first main road pipeline 3 through a flange; the main path measuring module comprises a main path flowmeter body 11, a first manual valve 12, a first electric valve 13 and a second manual valve 14; the first manual valve 12 and the first electric valve 13 are sequentially arranged at the air inlet of the main road flowmeter body 11, the second manual valve 14 is arranged at the air outlet of the main road flowmeter body 11, the air outlet of the main road flowmeter body 11 is connected with the air inlet of the second main road pipeline 25, and the air inlet of the main road flowmeter body 11 is in flange connection with the first main road pipeline 3; the main road flow metering module is arranged, an electric valve is additionally arranged at the inlet of the main road flow meter, and the valve has the functions of remote control and signal feedback; the main path of the pipeline is selected to meet the requirement of a customer when the production load is high;
a bypass flow metering module comprising a first bypass conduit 16, a second bypass conduit 22, a bypass measurement module, and a second three-way valve 17; the bypass measuring module comprises a bypass flowmeter body 18, a third manual valve 19, a second electric valve 20 and a fourth manual valve 21; the third manual valve 19 and the second electric valve 20 are sequentially arranged at the air inlet of the bypass flowmeter body 18, and the fourth manual valve 21 is arranged at the air outlet of the bypass flowmeter body 18; the second three-way valve 17 comprises a second main pipeline pipe 23 and a second branch pipeline 24; the second main branch pipe 23 and the second branch pipe 24 are connected in series, the air inlet of the second main branch pipe 23 is connected with the air outlet of the second main pipe 25 by a flange, the end of the second branch pipe 24 far away from the second main pipe 23 is connected with the air outlet of the second bypass pipe 22 by a flange, the air inlet of the second bypass pipe 22 is connected with the air outlet of the bypass flowmeter body 18 by a flange, the air inlet of the bypass flowmeter body 18 is connected with the air outlet of the first bypass pipe 16 by a flange, and the air inlet of the first bypass pipe 16 is connected with the end of the first branch pipe 6 far away from the first main pipe 5 by a flange; the bypass flow metering module is arranged, an electric or starting control valve is additionally arranged at the inlet of the bypass flow meter, and the valve has the functions of remote control and signal feedback; the bypass path is selected to meet the demand of the customer at a lower production load.
The air filter 26 is disposed in the outlet duct 2.
The first three-way valve 4 further comprises a first valve rod 7, a first hand wheel 8, a second valve rod 9 and a second hand wheel 10; the first valve rod 7 is fixedly arranged on the first main pipeline 5 and extends into the first main pipeline 5, one end, far away from the first main pipeline 5, of the first valve rod 7 is connected with the first hand wheel 8, the second valve rod 9 is fixedly arranged on the first branch pipeline 6 and extends into the first branch pipeline 6, and one end, far away from the first branch pipeline 6, of the second valve rod 9 is connected with the second hand wheel 10.
The first three-way valve 4 further comprises first support ribs 27 symmetrically arranged on the outer wall of the first main pipeline 5, and one end, far away from the first main pipeline 5, of each first support rib 27 is connected with the outer wall of the first branch pipeline 6; two strengthening ribs that set up for the wholeness of first three-way valve is more strengthened, and the damage that receives has just also reduced, has just so to a great extent protected the valve body.
The second three-way valve 17 further comprises second support ribs 28 symmetrically arranged on the outer wall of the second main pipe 23, and one end of each second support rib 28, which is far away from the second main pipe 23, is connected with the outer wall of the second branch pipe 24; two strengthening ribs that set up for the wholeness of second three-way valve is more strengthened, and the damage that receives has just also reduced, has just so to a great extent protected the valve body.
The main road flow metering module and the bypass flow metering module are externally connected with a PLC control cabinet; information such as all valve states, main bypass flow accumulated values, main bypass flow instantaneous numerical values, power supply conditions, pressure, temperature and the like can be checked in a display interface matched with the PLC control cabinet.
The working process and principle are as follows: the air compressor is started, when the maximum air consumption required by a customer is produced, under the cooperation of the first valve rod and the first hand wheel, an air outlet of a main pipeline of the first three-way valve is opened, compressed air is filtered by a filter in the air outlet pipeline and flows into the first main pipeline through the main pipeline of the first three-way valve, when the air in the first main pipeline flows through a main pipeline flowmeter body, the sucked air flow is converted into an electric signal and is output to the PLC control cabinet, the PLC control cabinet identifies a wind speed signal, if the wind speed signals are the same, the main pipeline flowmeter is started to collect and output to a display of the PLC control cabinet, and the compressed air after information collection flows into a second main pipeline; when the production load demand of a customer is low, the PLC control cabinet controls the first electric valve to be closed, if the first electric valve is broken, the first manual valve and the second manual valve can be manually closed, meanwhile, under the cooperation action of the first valve rod and the first hand wheel, the air outlet of the first three-way valve main pipeline is closed, and under the cooperation action of the second valve rod and the second hand wheel, the air outlet of the first three-way valve branch pipeline is opened; the PLC control cabinet controls the second electric valve to be opened, and if the second electric valve is damaged, the third manual valve or the fourth manual valve can be manually opened; compressed air flows into a first bypass pipeline through a branch pipeline of a first three-way valve, when gas in the first bypass pipeline flows through a bypass flowmeter body, the sucked air flow is converted into an electric signal, the signal is output to a PLC control cabinet, the PLC control cabinet identifies a wind speed signal, if the wind speed signal is the same, the bypass flowmeter is started to collect and output the signal to a display of the PLC control cabinet, and the compressed air after information collection flows into a second bypass pipeline; in order to ensure that no abnormal condition occurs in the whole control process, all valves adopt a power-off normally-open mode, and the requirement of customer production is ensured under the condition of PLC control cabinet failure or power-off; and the power supply system of the PLC control cabinet adopts a dual-power automatic switching device for illumination and industrial power utilization, so that uninterrupted power supply is realized.
The details of the present invention are well known to those skilled in the art.
Finally, it is to be noted that: the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the examples, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified and replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.
Claims (6)
1. The intelligent compressed air flow metering device is characterized by comprising a compressor body (1), a main path flow metering module and a bypass flow metering module; the air outlet of the compressor body (1) is connected with the air inlet of the air outlet pipeline (2);
the main road flow metering module comprises a first main road pipeline (3), a second main road pipeline (25), a main road measuring module and a first three-way valve (4); the first three-way valve (4) comprises a first main pipeline (5) and a first branch pipeline (6); the first main road pipe (5) is connected with the first branch road pipe (6) in a penetrating manner, the air inlet of the first main road pipe (5) is connected with the air outlet of the air outlet pipeline (2) through a flange, and the air outlet of the first main road pipe (5) is connected with the air inlet of the first main road pipeline (3) through a flange; the main path measuring module comprises a main path flowmeter body (11), a first manual valve (12), a first electric valve (13) and a second manual valve (14); the first manual valve (12) and the first electric valve (13) are sequentially arranged at the air inlet of the main path flowmeter body (11), the second manual valve (14) is arranged at the air outlet of the main path flowmeter body (11), the air outlet of the main path flowmeter body (11) is connected with the air inlet of the second main path pipeline (25), and the air inlet of the main path flowmeter body (11) is in flange connection with the first main path pipeline (3);
a bypass flow metering module comprising a first bypass conduit (16), a second bypass conduit (22), a bypass measurement module, and a second three-way valve (17); the bypass measuring module comprises a bypass flowmeter body (18), a third manual valve (19), a second electric valve (20) and a fourth manual valve (21); the third manual valve (19) and the second electric valve (20) are sequentially arranged at the air inlet of the bypass flowmeter body (18), and the fourth manual valve (21) is arranged at the air outlet of the bypass flowmeter body (18); the second three-way valve (17) comprises a second main pipeline pipe (23) and a second branch pipeline (24); the second main road pipe (23) and the second branch road pipe (24) are connected in a penetrating manner, an air inlet of the second main road pipe (23) is connected with an air outlet of the second main road pipe (25) in a flange manner, one end, far away from the second main road pipe (23), of the second branch road pipe (24) is connected with an air outlet of the second bypass pipeline (22) in a flange manner, an air inlet of the second bypass pipeline (22) is connected with an air outlet of the bypass flowmeter body (18) in a flange manner, an air inlet of the bypass flowmeter body (18) is connected with an air outlet of the first bypass pipeline (16) in a flange manner, and an air inlet of the first bypass pipeline (16) is connected with one end, far away from the first main road pipe (5), of the first branch road pipe (6) in a flange manner.
2. A compressed air intelligent flow metering device according to claim 1, further comprising an air filter (26), said air filter (26) being disposed within said outlet duct (2).
3. A compressed air intelligent flow metering device according to claim 1, characterized in that the first three-way valve (4) further comprises a first valve stem (7), a first hand wheel (8), a second valve stem (9) and a second hand wheel (10); first valve rod (7) fixed set up in first main way pipe (5) and extend into first main way pipe (5), first valve rod (7) are kept away from the one end of first main way pipe (5) with first hand wheel (8) are connected, second valve rod (9) fixed set up in first branch pipe (6) and extend into first branch pipe (6), second valve rod (9) are kept away from the one end of first branch pipe (6) with second hand wheel (10) are connected.
4. The intelligent compressed air flow metering device according to claim 1, wherein the first three-way valve (4) further comprises first support ribs (27) symmetrically arranged on the outer wall of the first main pipeline (5), and one end of each first support rib (27) far away from the first main pipeline (5) is connected with the outer wall of the first branch pipeline (6).
5. An intelligent compressed air flow metering device according to claim 1, wherein the second three-way valve (17) further comprises second support ribs (28) symmetrically arranged on the outer wall of the second main pipeline (23), and one end of each second support rib (28) far away from the second main pipeline (23) is connected with the outer wall of the second branch pipeline (24).
6. The intelligent compressed air flow metering device of claim 1, wherein the main flow metering module and the bypass flow metering module are externally connected with a PLC control cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020905646.5U CN212539297U (en) | 2020-05-26 | 2020-05-26 | Intelligent flow metering device for compressed air |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020905646.5U CN212539297U (en) | 2020-05-26 | 2020-05-26 | Intelligent flow metering device for compressed air |
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| Publication Number | Publication Date |
|---|---|
| CN212539297U true CN212539297U (en) | 2021-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020905646.5U Expired - Fee Related CN212539297U (en) | 2020-05-26 | 2020-05-26 | Intelligent flow metering device for compressed air |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212539297U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217363A (en) * | 2021-04-19 | 2021-08-06 | 华海(北京)科技股份有限公司 | Air inlet adjusting device of multi-path control air compressor |
| CN113252291A (en) * | 2021-07-15 | 2021-08-13 | 中国空气动力研究与发展中心低速空气动力研究所 | Icing wind tunnel air supply system and method |
-
2020
- 2020-05-26 CN CN202020905646.5U patent/CN212539297U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217363A (en) * | 2021-04-19 | 2021-08-06 | 华海(北京)科技股份有限公司 | Air inlet adjusting device of multi-path control air compressor |
| CN113252291A (en) * | 2021-07-15 | 2021-08-13 | 中国空气动力研究与发展中心低速空气动力研究所 | Icing wind tunnel air supply system and method |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210212 |