CN205300874U - Gas tightness detection device - Google Patents
Gas tightness detection device Download PDFInfo
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- CN205300874U CN205300874U CN201521007272.0U CN201521007272U CN205300874U CN 205300874 U CN205300874 U CN 205300874U CN 201521007272 U CN201521007272 U CN 201521007272U CN 205300874 U CN205300874 U CN 205300874U
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- instrumentation
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Abstract
The utility model relates to a gas tightness detection device, it includes the open box in front side and fixes the case lid at the box opening end, and the box internal fixation is provided with air cleaner, and air cleaner is connected with an instrumentation, and air cleaner's import and export are connected with the first air inlet and the gas outlet that set up on the box lateral wall respectively, fixed being provided with the 2nd instrumentation still in the box, the 2nd instrumentation and setting are in second air inlet on the box lateral wall is connected, is provided with the observation window of observing an instrumentation and the 2nd instrumentation respectively on the case lid. The utility model discloses simple structure through connecting compressed air at first air inlet, then uses carry out the filtration drying in this device after, can remove from and use a dangerous oxygen or nitrogen cylinder, has reduced gas tightness detection achievement's danger. Air compression through utilizing enterprise of mill generally to use is gaseous, simple, convenient, that the device is surveyed in safe measuring gas tightness and airtight stability.
Description
Technical field
This utility model relates to a kind of air-tightness detection device.
Background technology
At present it is known that detection air-tightness method be: utilize the method that oxygen or nitrogen cylinder are connected with tested device by decompressor. This kind of method has the drawback that: (1) oxygen or nitrogen cylinder belong to dangerous goods, and operator's personal safety is had hidden danger; (2) use of oxygen cylinder and nitrogen cylinder is by the restriction of environment; (3), when using this kind of method detecting device, it is necessary to by spanner installing/dismounting, complicated operation, screw thread can be made in repeated disassembled and assembled impaired; (4) instrument is all outside device, connects loaded down with trivial details and instrument unprotect measure is fragile.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of safer, air-tightness detection device, its air-tightness that can detect equipment and airtight stability more easily.
For solving the problems referred to above, technical solution adopted in the utility model is:
A kind of air-tightness detection device, its key technology is in that: it includes the uncovered casing in front side and is fixed on the case lid of casing opening end, it is fixedly installed air filter in described casing, described air filter is connected to the first instrumentation, the inlet and outlet of described air filter is connected with the first air inlet being arranged on wall box and gas outlet respectively, the second instrumentation it is further fixedly arranged in described casing, described second instrumentation is connected with the second air inlet being arranged on described wall box, described case lid is provided with the observation window observing the first instrumentation and the second instrumentation respectively, described first air inlet, gas outlet and the second air inlet are provided with snap joint.
As preferably, the import of described air filter is connected with the snap joint of the first air inlet, and outlet is connected with PU8 pipe by snap joint, and the other end of described PU8 pipe is connected with the snap joint of described gas outlet by PCF8-02 snap joint.
As preferably, it is provided with support in described casing, described second instrumentation is fixed by screws on described support, described second instrumentation is connected with tightening up joint by instrument connector, tighten up joint to be connected by the snap joint of PU8 pipe with the second air inlet, between described PU8 pipe and the second air inlet, be additionally provided with PCF8-02 snap joint.
As preferably, described PU8 pipe includes two sections of orthogonal PU8 pipes, is connected by L-type two-way PV-8 between two sections of PU8 pipes.
Adopt and have the beneficial effects that produced by technique scheme:
This utility model simple in construction, by connecting compression air at the first air inlet, is then filtered dried use in this device, it is possible to removes use from and has dangerous oxygen or nitrogen cylinder, reduces the danger of air-leakage test work. By the air compression gas utilizing factory and enterprise to commonly use, the air-tightness of simple, convenient, safe detection tested device and airtight stability.
Import and export is respectively provided with snap joint, convenient and simple for connection, it is not necessary to use the instruments such as spanner, it is to avoid various consumable accessorys are dismounted, safety and stability. Instrumentation is arranged at box house, arranges observation window by case lid and carries out observed reading, it is to avoid in the course of the work instrument is caused damage.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model detailed description of the invention or technical scheme of the prior art, the accompanying drawing used required in detailed description of the invention or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is main TV structure schematic diagram of the present utility model.
Fig. 2 is plan structure schematic diagram of the present utility model.
Fig. 3 is the A-A sectional structure schematic diagram of this utility model Fig. 1.
Fig. 4 is the B-B sectional structure schematic diagram of this utility model Fig. 1.
Wherein: 1 casing, 2 case lids, 3 first instrumentations, 4 second instrumentations, 5 first air inlets, 6 gas outlets, 7 second air inlets, 8 air filters, 9PCF8-02 snap joint, 10PU8 pipe, 11L type two-way PV-8,12 tighten up joint, 13 instrument connectors, 14 screws, 15 supports.
Detailed description of the invention
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing 1-4 and specific embodiment, utility model is carried out clear, complete description.
A kind of air-tightness detection device as depicted in figs. 1 and 2, it includes the uncovered casing in front side 1 and is fixed on the case lid 2 of casing 1 opening end, and described case lid 2 is fixed by screws on casing 1.
It is fixedly installed air filter 8 in described casing 1, described air filter 8 is connected to the first instrumentation 3, the inlet and outlet of described air filter 8 is connected with the first air inlet 5 being arranged on casing 1 sidewall and gas outlet 6 respectively, described first air inlet 5 is for being connected with compression air, and gas outlet 6 is used for and is connected by detecting device.
The second instrumentation 4 it is further fixedly arranged in described casing 1, it is provided with support 15 in described casing 1, described second instrumentation 4 is fixed on described support 15 by screw 14, described second instrumentation 4 is connected with the second air inlet 7 being arranged on described casing 1 sidewall, being provided with the observation window observing the first instrumentation 3 and the second instrumentation 4 respectively on described case lid 2, the second instrumentation 4 is embedded on case lid 2.Described first air inlet 5, gas outlet 6 and the second air inlet 7 are provided with snap joint. First air inlet 5 adopts PC8-02 snap joint, and gas outlet 6 adopts PC12-02 snap joint, and the second air inlet 7 adopts PC6-02 snap joint.
As shown in Figure 3, the import of described air filter 8 is connected with the snap joint of the first air inlet 5, the outlet of air filter 8 is connected with PU8 pipe 10 by PC8-02 snap joint, and the other end of described PU8 pipe 10 is connected with the snap joint of described gas outlet 6 by PCF8-02 snap joint 9.
As shown in Figure 4, described second instrumentation 4 is connected with tightening up joint 12 by instrument connector 13, tighten up joint 12 to be connected by the snap joint of PU8 pipe 10 and the second air inlet 7, tighten up joint 12 and the PU8 pipe being inserted in instrument connector 13 conical surface position can be tightened up, it is prevented that gas leakage. Being additionally provided with PCF8-02 snap joint 9 between described PU8 pipe 10 and the second air inlet 7, described PU8 pipe 10 includes two sections of orthogonal PU8 pipes 10, is connected by PV-8L type two-way 11 between two sections of PU8 pipes 10.
The using method of this device is as follows;
For the detected equipment without gas outlet, compressed air hose is connected to the PC8-02 snap joint of the first air inlet 5, tested material object is connected to the PC12-02 snap joint of gas outlet 6.
Opening switch, compression air enters air filter 8 and purifies, and observes air pressure by observing the first instrumentation 3, and rotary switch regulates air pressure, by the first instrumentation 3 reading, regulates the gas pressure value entered and arrives required value. Air after purification is entered tested device by PU8 pipe and gas outlet 6, and after stable, closing switch, observing the first instrumentation 3 has unchanged within a certain period of time, detects tested device air-tightness.
To with the tested device having gas outlet, on above-mentioned connection basis, tested device gas outlet is connected to the PC6-02 snap joint of the second air inlet 7, other step operates according to the method described above.
By the gas of tested device by PCF8-02 snap joint 9, PU8 pipe 10, L-type two-way 11, PU8 pipe 10, tighten up joint 12, meter connector 13 enters the second instrumentation 4. Observe the second instrumentation 4 reading to compare with the meter reading in tested device, it is possible to the accuracy of instrument of detection tested device.
Last it is noted that above example is only in order to illustrate the technical solution of the utility model, it is not intended to limit; Although this utility model being described in detail with reference to previous embodiment, it will be understood by those within the art that: the technical scheme described in previous embodiment still can be modified by it, or wherein portion of techniques feature is carried out equivalent replacement; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of this utility model embodiment technical scheme.
Claims (4)
1. an air-tightness detection device, it is characterized in that: it includes the uncovered casing (1) in front side and is fixed on the case lid (2) of casing (1) opening end, air filter (8) it is fixedly installed in described casing (1), described air filter (8) is connected to the first instrumentation (3), the inlet and outlet of described air filter (8) is connected with the first air inlet (5) being arranged on casing (1) sidewall and gas outlet (6) respectively, the second instrumentation (4) it is further fixedly arranged in described casing (1), described second instrumentation (4) is connected with the second air inlet (7) being arranged on described casing (1) sidewall, described case lid (2) is provided with the observation window observing the first instrumentation (3) and the second instrumentation (4) respectively, described first air inlet (5), gas outlet (6) and the second air inlet (7) are provided with snap joint.
2. a kind of air-tightness detection device according to claim 1, it is characterized in that: the import of described air filter (8) is connected with the snap joint of the first air inlet (5), exporting and be connected with PU8 pipe (10) by snap joint, described PU8 is managed the other end of (10) and is connected with the snap joint of described gas outlet (6) by PCF8-02 snap joint (9).
3. a kind of air-tightness detection device according to claim 1 and 2, it is characterized in that: in described casing (1), be provided with support (15), described second instrumentation (4) is fixed on described support (15) by screw (14), described second instrumentation (4) is connected with tightening up joint (12) by instrument connector (13), tightening up joint (12) to be connected by the PU8 snap joint managing (10) and the second air inlet (7), described PU8 manages and is additionally provided with PCF8-02 snap joint (9) between (10) and the second air inlet (7).
4. a kind of air-tightness detection device according to claim 3, it is characterised in that: described PU8 manages (10) and includes two sections of orthogonal PU8 pipe (10), by L-type two-way PV-8(11 between two sections of PU8 pipe (10)) connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521007272.0U CN205300874U (en) | 2015-12-08 | 2015-12-08 | Gas tightness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521007272.0U CN205300874U (en) | 2015-12-08 | 2015-12-08 | Gas tightness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205300874U true CN205300874U (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521007272.0U Active CN205300874U (en) | 2015-12-08 | 2015-12-08 | Gas tightness detection device |
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| CN (1) | CN205300874U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107991037A (en) * | 2017-12-15 | 2018-05-04 | 宁波视线软件科技有限公司 | A kind of extracorporeal circulation blood circuit leak detector |
| CN109296933A (en) * | 2018-09-06 | 2019-02-01 | 福建省锅炉压力容器检验研究院 | A kind of cleaning of CNG fuel gas bottle and air-tight test aerator |
| WO2021036477A1 (en) * | 2019-08-29 | 2021-03-04 | 南京星合精密智能制造研究院有限公司 | Ground test bench for aircraft oxygen system |
-
2015
- 2015-12-08 CN CN201521007272.0U patent/CN205300874U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107991037A (en) * | 2017-12-15 | 2018-05-04 | 宁波视线软件科技有限公司 | A kind of extracorporeal circulation blood circuit leak detector |
| CN109296933A (en) * | 2018-09-06 | 2019-02-01 | 福建省锅炉压力容器检验研究院 | A kind of cleaning of CNG fuel gas bottle and air-tight test aerator |
| WO2021036477A1 (en) * | 2019-08-29 | 2021-03-04 | 南京星合精密智能制造研究院有限公司 | Ground test bench for aircraft oxygen system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |