CN209069531U - A kind of air-tightness detection device for pipeline - Google Patents
A kind of air-tightness detection device for pipeline Download PDFInfo
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- CN209069531U CN209069531U CN201822096428.7U CN201822096428U CN209069531U CN 209069531 U CN209069531 U CN 209069531U CN 201822096428 U CN201822096428 U CN 201822096428U CN 209069531 U CN209069531 U CN 209069531U
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Abstract
The utility model discloses a kind of air-tightness detection devices for pipeline, air inlet, the return-air unit for recovery air-flow, the baroceptor at return-air unit for the gas transmission unit of output gas flow, in device noumenon in device noumenon for being connected to external air source that it includes device noumenon, is opened in device noumenon, pipeline both ends are connected with gas transmission unit and return-air unit respectively.A kind of air-tightness detection device for pipeline of the utility model, by inputting air-flow into pipeline, the air pressure of signal piping output gas flow simultaneously, by comparing input air-flow and output gas flow air pressure can effectively judge pipeline whether gas leakage, the apparatus structure is simple, conveniently the air-tightness of pipeline can be detected, detection efficiency is high.
Description
Technical field
The utility model relates to pipe detection fields, and in particular to a kind of air-tightness detection device for pipeline.
Background technique
Pipeline refers to the pipeline that working fluid is transmitted in hydraulic system, for pipeline, due to fluid to be transmitted,
The air-tightness of pipeline is most important.Current pipeline air-leakage test, is completed generally by water inspection, but water inspection need by
The water of pipeline outer surface dries, extremely low so as to cause production efficiency, while going back waste water resource and causing water pollution.
Summary of the invention
The purpose of the utility model is to provide a kind of air-tightness detection devices for pipeline, and the apparatus structure is simple, energy
Enough conveniently to detect to the air-tightness of pipeline, detection efficiency is high.
In order to achieve the above objectives, the technical solution adopted in the utility model is:
A kind of air-tightness detection device for pipeline comprising device noumenon, the use being opened on described device ontology
In the air inlet of connection external air source, on described device ontology for the gas transmission unit of output gas flow, set on the dress
Set the return-air unit for recovery air-flow, the baroceptor at the return-air unit on ontology, the pipeline both ends
It is connected respectively with the gas transmission unit and the return-air unit.
Preferably, the gas transmission unit include first connecting portion for being connect with the pipe ends, be opened in it is described
Several transfer ports in first connecting portion.
It is further preferred that the first connecting portion is rounded, several transfer ports are around the first connecting portion
Circumferentially-spaced arrangement.
Preferably, the return-air unit include second connecting portion for being connect with the pipe ends, be opened in it is described
Several return-air holes in second connecting portion.
It is further preferred that the second connecting portion is rounded, several return-air holes are around the second connecting portion
Circumferentially-spaced arrangement.
Preferably, the detection device further includes opening at the gas transmission unit for controlling the gas transmission unit
Or the control valve closed.
It is further preferred that the control valve is solenoid valve.
Preferably, the detection device further includes the air pressure display unit set on described device outer body portion, the gas
Pressure display unit is electrically connected with the baroceptor.
Preferably, the detection device further includes on described device ontology for adjusting the gas transmission unit output
The regulation component of the air pressure of air-flow.
Due to the application of the above technical scheme, the utility model has the advantage that this is practical new compared with prior art
A kind of air-tightness detection device for pipeline of type, by inputting air-flow into pipeline, while signal piping output gas flow
Air pressure, by comparing the air pressure for inputting air-flow and output gas flow can effectively judge pipeline whether gas leakage, the apparatus structure is simple,
Conveniently the air-tightness of pipeline can be detected, detection efficiency is high.
Detailed description of the invention
Attached drawing 1 is the structural schematic diagram of the utility model.
Wherein: 1, device noumenon；2, gas transmission unit；21, first connecting portion；22, transfer port；3, return-air unit；31, second
Interconnecting piece；32, return-air hole；4, air pressure display unit；5, regulation component；6, start button.
Specific embodiment
The technical solution of the utility model is further elaborated with reference to the accompanying drawing.
It is shown in Figure 1, a kind of air-tightness detection device for pipeline comprising device noumenon 1 is opened in device sheet
It is the air inlet (not shown) for being connected to external air source on body 1, defeated for output gas flow in device noumenon 1
Gas unit 2, the return-air unit 3 for recovery air-flow, the baroceptor at return-air unit 3 in device noumenon 1
(not shown), pipeline both ends are connected with gas transmission unit 2 and return-air unit 3 respectively.Here, gas transmission unit 2 includes being used for
The first connecting portion 21 being connect with pipe ends, several transfer ports 22 being opened in first connecting portion 21, first connecting portion 21
It is rounded, circumferentially-spaced arrangement of several transfer ports 22 around first connecting portion 21.Return-air unit 3 includes being used for and pipe ends
The second connecting portion 31 of connection, several return-air holes 32 being opened in second connecting portion 31, second connecting portion 31 is rounded, several
Circumferentially-spaced arrangement of the return-air hole 32 around second connecting portion 31.
Herein, by inputting air-flow, while the air pressure of signal piping output gas flow into pipeline, by comparing input gas
Stream and output gas flow air pressure can effectively judge pipeline whether gas leakage, the structure of the detecting device is simple, can be conveniently
The air-tightness of pipeline is detected, detection efficiency is high.
In the present embodiment, the detection device further include at the gas transmission unit 2 for control gas transmission unit 2 open or
The control valve (not shown) of closing, the control valve are solenoid valve.Herein, which is the double automatically controlled middle envelopes of two-bit triplet
Formula solenoid valve.Here, which further includes start button 6, presses start button 6, is blown by solenoid valve into pipeline
Stop after 3s, keep 10s, the signal of the output pressure detected by baroceptor judges the air-tightness of pipeline.
The detection device further includes the air pressure display unit 4 set on 1 outside portion of device noumenon, air pressure display unit 4 and gas
Pressure sensor is electrically connected.By air pressure display unit 4, the air pressure letter for intuitively observing that baroceptor detects can be understood
Number.
Detection device further includes the pressure regulation of the air pressure for adjusting 2 output gas flow of gas transmission unit in device noumenon 1
Component 5.The detection air pressure of output can be adjusted as needed by the setting of regulation component 5.Here, which is to adjust
Pressure meter.
Illustrate the course of work of lower the present embodiment in detail below: by pipeline both ends respectively with gas transmission unit 2 and return-air unit 3
Connection adjusts regulation component 5, selects suitable detection air pressure, then presses start button 6, blown by solenoid valve into pipeline
Stopping after gas 3s, keeps 10s, baroceptor can be shown in air pressure in real-time pipeline on air pressure display unit 4 at this time, according to
Air pressure display unit 4 show data can determine whether pipeline whether gas leakage.
The above embodiments are only for explaining the technical ideas and features of the present invention, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement accordingly, do not limit the protection scope of the present invention.
All equivalent change or modifications according to made by the spirit of the present invention essence, should all cover the protection scope of the utility model it
It is interior.
Claims (9)
1. a kind of air-tightness detection device for pipeline, it is characterised in that: it includes device noumenon (1), is opened in the dress
It sets the air inlet for being connected to external air source on ontology (1), be used for the defeated of output gas flow on described device ontology (1)
Gas unit (2), be set on described device ontology (1) for the return-air unit (3) of recovery air-flow, set on the return-air unit
(3) baroceptor at, the pipeline both ends are connected with the gas transmission unit (2) and the return-air unit (3) respectively.
2. a kind of air-tightness detection device for pipeline according to claim 1, it is characterised in that: the gas transmission unit
(2) include first connecting portion (21) for being connect with the pipe ends, be opened in the first connecting portion (21) if on
Dry transfer port (22).
3. a kind of air-tightness detection device for pipeline according to claim 2, it is characterised in that: first connection
Portion (21) is rounded, circumferentially-spaced arrangement of several transfer ports (22) around the first connecting portion (21).
4. a kind of air-tightness detection device for pipeline according to claim 1, it is characterised in that: the return-air unit
(3) include second connecting portion (31) for being connect with the pipe ends, be opened in the second connecting portion (31) if on
Dry return-air hole (32).
5. a kind of air-tightness detection device for pipeline according to claim 4, it is characterised in that: second connection
Portion (31) is rounded, circumferentially-spaced arrangement of several return-air holes (32) around the second connecting portion (31).
6. a kind of air-tightness detection device for pipeline according to claim 1, it is characterised in that: the detection device
It further include at the gas transmission unit (2) for controlling the control valve that the gas transmission unit (2) opens or closes.
7. a kind of air-tightness detection device for pipeline according to claim 6, it is characterised in that: the control valve is
Solenoid valve.
8. a kind of air-tightness detection device for pipeline according to claim 1, it is characterised in that: the detection device
It further include the air pressure display unit (4) set on described device ontology (1) outside portion, the air pressure display unit (4) and the gas
Pressure sensor is electrically connected.
9. a kind of air-tightness detection device for pipeline according to claim 1, it is characterised in that: the detection device
It further include the regulation component of the air pressure for adjusting gas transmission unit (2) output gas flow on described device ontology (1)
(5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822096428.7U CN209069531U (en) | 2018-12-13 | 2018-12-13 | A kind of air-tightness detection device for pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822096428.7U CN209069531U (en) | 2018-12-13 | 2018-12-13 | A kind of air-tightness detection device for pipeline |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209069531U true CN209069531U (en) | 2019-07-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822096428.7U Active CN209069531U (en) | 2018-12-13 | 2018-12-13 | A kind of air-tightness detection device for pipeline |
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| CN (1) | CN209069531U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020118996A1 (en) * | 2018-12-13 | 2020-06-18 | 张家港中天精密模塑有限公司 | Air-tightness detection device for pipeline |
-
2018
- 2018-12-13 CN CN201822096428.7U patent/CN209069531U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020118996A1 (en) * | 2018-12-13 | 2020-06-18 | 张家港中天精密模塑有限公司 | Air-tightness detection device for pipeline |
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