CN214954722U - Air pressure adjusting device capable of measuring air flow - Google Patents

Air pressure adjusting device capable of measuring air flow Download PDF

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Publication number
CN214954722U
CN214954722U CN202121583358.3U CN202121583358U CN214954722U CN 214954722 U CN214954722 U CN 214954722U CN 202121583358 U CN202121583358 U CN 202121583358U CN 214954722 U CN214954722 U CN 214954722U
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CN
China
Prior art keywords
gas
air
pipeline
pressure
mechanical equipment
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Active
Application number
CN202121583358.3U
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Chinese (zh)
Inventor
高祥
尚伟
由明
孟泽
吕晓东
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Shandong Runking Environmental Protection New Material Technology Co ltd
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Shandong Runking Environmental Protection New Material Technology Co ltd
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Priority to CN202121583358.3U priority Critical patent/CN214954722U/en
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Abstract

The utility model belongs to the technical field of gas flow and pressure adjustment, a measurable quantity gas flow's atmospheric pressure adjusting device is related to, including air compressor, air compressor connects the air storage tank air inlet, and the air storage tank gas outlet connects gradually ball valve and gas flowmeter through pipeline one, and the external pneumatic mechanical equipment of gas flowmeter, pipeline one parallelly connected branch pipeline between ball valve and the gas flowmeter is equipped with the gas relief pressure valve on the branch pipeline. The utility model can adjust the air supply pressure at any time according to the requirement, and provide a stable air source for pneumatic mechanical equipment; the air consumption of the pneumatic mechanical equipment in unit time can be measured.

Description

Air pressure adjusting device capable of measuring air flow
Technical Field
The utility model relates to a measurable quantity gas flow's atmospheric pressure adjusting device belongs to gas flow and pressure control technical field.
Background
Compared with mechanical equipment using electric energy, fossil fuel, solar energy and the like as power sources, the pneumatic mechanical equipment has fewer limiting conditions, strong applicability and high safety, so the pneumatic mechanical equipment is widely applied to other fields such as coal mine underground construction and the like; however, when various performance indexes are detected on the pneumatic mechanical equipment, a stable air source is needed, and the stable air source needs adjustable air supply pressure, stable pressure output, detection of air flow and the like. The pneumatic mechanical equipment needs to be directly connected with an air compressor when detecting performance indexes, the air compressor comprises a reciprocating piston type or a rotary screw type, and due to the fact that part of the pneumatic mechanical equipment is high in air consumption speed and large in air consumption in unit time, the air compressor is frequently opened and closed, although pressure can be generally stabilized within an error range of 0.3MPa, for some data needing accurate measurement, an air supply pressure error of 0.3MPa cannot meet detection requirements. Therefore, how to improve the stability of the air supply flow and the air supply pressure of the air source plays a key role in the detection result of the pneumatic mechanical equipment.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the defects of the prior art are overcome, and the air pressure adjusting device capable of measuring the air flow is provided, so that the air supply pressure can be adjusted at any time according to requirements, and a stable air source is provided for pneumatic mechanical equipment; the air consumption of the pneumatic mechanical equipment in unit time can be measured.
Measurable quantity gas flow's atmospheric pressure adjusting device, including air compressor, air compressor connects the air storage tank air inlet, and the air storage tank gas outlet connects gradually ball valve and gas flowmeter through a pipeline, the external pneumatic mechanical equipment of gas flowmeter, the parallelly connected branch pipeline of a pipeline between ball valve and the gas flowmeter is equipped with the gas relief pressure valve on the branch pipeline.
When the pneumatic mechanical device is used, the ball valve is opened, the air compressor is started, the pressure in the first pipeline is adjusted by adjusting the gas pressure reducing valve, when the pressure in the first pipeline reaches the required pressure (the pressure is the working pressure of the gas flowmeter), the gas pressure reducing valve is closed, and the gas flowmeter measures the gas consumption of the pneumatic mechanical device in unit time, so that the performance detection of the pneumatic mechanical device is realized. Connect air storage tank through air compressor, can cushion the unstability of atmospheric pressure, improve the air feed flow and the pressure output's of air supply stability, adjust air feed pressure through gas relief pressure valve simultaneously, avoid air compressor frequently to open and close, guarantee the continuity of air supply, guarantee air feed pressure stable, air feed pressure error range is at 0.015Mpa, makes the gas flowmeter measure the testing result accuracy improvement of pneumatic mechanical equipment air consumption per unit time. Through the input of the opening and closing control air source of the control ball valve, when the performance index of one pneumatic mechanical device is detected and another pneumatic mechanical device to be detected needs to be replaced after the performance index of the other pneumatic mechanical device to be detected is completed, only the ball valve needs to be closed, the next pneumatic mechanical device to be detected is replaced after the pressure of a pipeline is relieved, the detection efficiency is improved, and the air compressor is prevented from being frequently opened and closed.
Preferably, the first pipeline between the ball valve and the gas flowmeter is also provided with a pressure gauge, the pressure gauge adopts a precision pressure gauge, the pressure of the first pipeline is detected in real time through the pressure gauge, and the gas flowmeter is favorable for measuring the gas consumption of the pneumatic mechanical equipment in unit time.
Preferably, the air compressor is a rotary screw air compressor.
Preferably, the air compressor is connected with an air inlet of the air storage tank through a second pipeline.
Preferably, the first pipeline, the second pipeline and the branch pipeline are all made of two layers of steel wires to weave the hydraulic support hose.
Preferably, the gas flowmeter is connected with the pneumatic mechanical equipment through the quick connector, and is connected with the pneumatic mechanical equipment through the quick connector, so that the gas flowmeter is simple to operate, convenient to disassemble and high in efficiency.
Preferably, the gas flowmeter is LWGQ-25.
Compared with the prior art, the utility model beneficial effect who has is:
1. the utility model has the advantages of reasonable design, can cushion the unstability of atmospheric pressure through setting up air storage tank, improve the air feed flow and the stability of pressure of air supply, can adjust air feed pressure through the gas relief pressure valve simultaneously, guarantee that atmospheric pressure satisfies gas flowmeter's operating pressure, avoid air compressor to frequently open and close, guarantee the continuity of air supply, make air feed pressure stable, error band is at 0.015Mpa, makes gas flowmeter improve pneumatic mechanical equipment's testing result accuracy.
2. The utility model discloses a manometer real-time detection pipeline one's pressure size is favorable to gas flowmeter to measure the air consumption of pneumatic mechanical equipment unit interval.
3. The utility model discloses a quick-operation joint connects pneumatic mechanical equipment, easy operation, and it is convenient to dismantle, efficient.
Drawings
Fig. 1 is a schematic structural view of a pressure regulating device capable of measuring gas flow.
In the figure: 1. a second pipeline; 2. an air reservoir; 3. a first pipeline; 4. a ball valve; 5. a branch line; 6. a gas pressure reducing valve; 7. a pressure gauge; 8. a gas flow meter; 9. a quick coupling; 10. an air compressor.
Detailed Description
The invention will be further described with reference to the accompanying drawings:
as shown in FIG. 1, measurable quantity gas flow's atmospheric pressure adjusting device, including air compressor 10, air compressor 10 connects 2 air inlets of air storage tank, 2 air outlets of air storage tank connect gradually ball valve 4 and gas flowmeter 8 through pipeline one 3, the external pneumatic mechanical equipment of gas flowmeter 8, pipeline one 3 parallelly connected branch pipeline 5 between ball valve 4 and the gas flowmeter 8 is equipped with gas relief pressure valve 6 on the branch pipeline 5.
In this embodiment:
a first pipeline 3 between the ball valve 4 and the gas flowmeter 8 is further provided with a pressure gauge 7, the pressure gauge 7 adopts a precision pressure gauge 7, the pressure of the first pipeline 3 is detected in real time through the pressure gauge 7, and the gas flowmeter 8 is favorable for measuring the gas consumption of the pneumatic mechanical equipment in unit time.
The air compressor 10 is a rotary screw type air compressor 10.
The air compressor 10 is connected with an air inlet of an air storage tank 2 through a pipeline II 1.
The first pipeline 3, the second pipeline 1 and the branch pipelines 5 adopt two layers of steel wires to weave hydraulic support hoses.
The gas flowmeter 8 is connected with pneumatic mechanical equipment through the quick connector 9 and is connected with the pneumatic mechanical equipment through the quick connector 9, so that the operation is simple, the disassembly is convenient, and the efficiency is high.
The gas flow meter 8 is of the model LWGQ-25.
The specific working process is that the ball valve 4 is opened, the air compressor 10 is started, the pressure in the first pipeline 3 is adjusted by adjusting the gas pressure reducing valve 6, the reading of the precision pressure gauge 7 is observed, when the pressure in the first pipeline 3 reaches the required pressure (the pressure is the working pressure of the gas flowmeter 8), the gas pressure reducing valve 6 is closed, the gas flowmeter 8 measures the gas consumption per unit time of the pneumatic mechanical equipment, and the performance detection of the pneumatic mechanical equipment is realized.
The air compressor 10 is connected with the air storage tank 2, so that the instability of air pressure can be buffered, the air supply flow of an air source and the stability of pressure output are improved, meanwhile, the air supply pressure is adjusted through the air pressure reducing valve 6, the air compressor 10 is prevented from being opened and closed frequently, the continuity of the air source is ensured, the stability of the air supply pressure is ensured, and the error range of the air supply pressure is +/-0.015 MPa; the accuracy of the detection result of the gas flowmeter 8 for measuring the gas consumption of the pneumatic mechanical equipment in unit time is improved. Through the input of the opening and closing control air source of the control ball valve 4, when the performance index of one pneumatic mechanical device is detected and is finished and then another pneumatic mechanical device to be detected needs to be replaced, the ball valve 4 only needs to be closed, so that the next pneumatic mechanical device to be detected is replaced after the first pipeline 3 is decompressed, the detection efficiency is improved, and the air compressor 10 is prevented from being frequently opened and closed.

Claims (7)

1. A kind of air pressure regulating device that can measure the gas flow, characterized by that: the air inlet of the air storage tank (2) is connected with the air compressor (10), the air outlet of the air storage tank (2) is sequentially connected with the ball valve (4) and the gas flowmeter (8) through a pipeline I (3), the gas flowmeter (8) is externally connected with pneumatic mechanical equipment, a pipeline I (3) between the ball valve (4) and the gas flowmeter (8) is connected with a branch pipeline (5) in parallel, and a gas reducing valve (6) is arranged on the branch pipeline (5).
2. A gas pressure regulating device capable of measuring a flow of gas according to claim 1, wherein: a pressure gauge (7) is also arranged on the first pipeline (3) between the ball valve (4) and the gas flowmeter (8).
3. A gas pressure regulating device capable of measuring a flow of gas according to claim 1, wherein: the air compressor (10) is a rotary screw air compressor (10).
4. A gas pressure regulating device capable of measuring a flow of gas according to claim 1, wherein: the air compressor (10) is connected with an air inlet of the air storage tank (2) through a second pipeline (1).
5. The gas pressure regulating device capable of measuring a flow rate of a gas according to claim 4, wherein: the first pipeline (3), the second pipeline (1) and the branch pipelines (5) all adopt two layers of steel wires to weave hydraulic support hoses.
6. A gas pressure regulating device capable of measuring a flow of gas according to claim 1, wherein: the gas flowmeter (8) is externally connected with pneumatic mechanical equipment through a connecting quick connector (9).
7. A pressure regulating device capable of measuring a flow of gas as claimed in claim 1 or 6, wherein: the gas flowmeter (8) adopts the model of LWGQ-25.
CN202121583358.3U 2021-07-13 2021-07-13 Air pressure adjusting device capable of measuring air flow Active CN214954722U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121583358.3U CN214954722U (en) 2021-07-13 2021-07-13 Air pressure adjusting device capable of measuring air flow

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121583358.3U CN214954722U (en) 2021-07-13 2021-07-13 Air pressure adjusting device capable of measuring air flow

Publications (1)

Publication Number Publication Date
CN214954722U true CN214954722U (en) 2021-11-30

Family

ID=79074572

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121583358.3U Active CN214954722U (en) 2021-07-13 2021-07-13 Air pressure adjusting device capable of measuring air flow

Country Status (1)

Country Link
CN (1) CN214954722U (en)

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CP02 Change in the address of a patent holder

Address after: No. 1001, Sujia village, Beijiao Town, Zhoucun District, Zibo City, Shandong 255300

Patentee after: SHANDONG RUNKING ENVIRONMENTAL PROTECTION NEW MATERIAL TECHNOLOGY CO.,LTD.

Address before: 255300 Sujia village, Beijiao Town, Zhoucun District, Zibo City, Shandong Province (south of Shitai Road, east of Suyuan Road)

Patentee before: SHANDONG RUNKING ENVIRONMENTAL PROTECTION NEW MATERIAL TECHNOLOGY CO.,LTD.

CP02 Change in the address of a patent holder