CN214616916U - Automatic vacuum pumping device of gas permeation testing system and gas permeation testing system - Google Patents
Automatic vacuum pumping device of gas permeation testing system and gas permeation testing system Download PDFInfo
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- CN214616916U CN214616916U CN202023099862.4U CN202023099862U CN214616916U CN 214616916 U CN214616916 U CN 214616916U CN 202023099862 U CN202023099862 U CN 202023099862U CN 214616916 U CN214616916 U CN 214616916U
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Abstract
The utility model provides an automatic vacuum pumping device of a gas permeation testing system and the gas permeation testing system, wherein the automatic vacuum pumping device comprises a testing cavity, a vacuum pump, a relay and a control terminal, the inner cavity of the testing cavity is communicated with the vacuum pump through a pipeline, and the control terminal is connected with the vacuum pump through the relay; the utility model discloses can open by the automatic control vacuum pump and close, increase vacuum pump life, reduce use cost, reduce the man-hour that manual operation vacuum pump produced.
Description
Technical Field
The utility model relates to a gas test technical field, in particular to automatic evacuating device and gas permeation test system of gas permeation test system.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
When the existing gas permeation test system is used for testing, a vacuum pump is needed for vacuumizing the gas permeation test system.
The inventor of the utility model finds that the vacuum pump is arranged outside the gas permeation testing system and is not controlled by the gas permeation testing system, the vacuum pump is always in a working state, and the gas permeation testing system only needs to vacuumize within a specific time in the testing process, and does not need to vacuumize within other times, so that the vacuum pump can affect the service life and increase the use cost in the long-time ineffective work of the vacuum pump; and a large amount of labor hour can be wasted by powering on and off the vacuum pump manually.
SUMMERY OF THE UTILITY MODEL
In order to solve the defects of the prior art, the utility model provides a gas permeation test system's automatic evacuating device and gas permeation test system can open by the automatic control vacuum pump and close, increases vacuum pump life, reduces use cost, reduces man-hour that manual operation vacuum pump produced.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model discloses the first aspect provides an automatic evacuating device of gas permeation test system.
An automatic vacuum pumping apparatus of a gas permeation testing system, comprising:
the test device comprises a test cavity, a vacuum pump, a relay and a control terminal, wherein an inner cavity of the test cavity is communicated with the vacuum pump through a pipeline, and the control terminal is connected with the vacuum pump through the relay.
As possible realization modes, the vacuum pump is arranged on the outer side of the testing host shell, the testing cavity, the relay and the control terminal are all arranged in the shell of the testing host, and the vacuum pump penetrates through the testing host shell through an electric wire and then is connected with the relay.
As some possible realization modes, the vacuum pump, the relay and the control terminal are all arranged on the outer side of the shell of the test host, the test cavity is arranged in the shell of the test host, and the vacuum pump is connected with the relay through an electric wire.
As possible realization modes, a flange is arranged on a shell of the test host, the first end of the flange is connected with the first end of the corrugated pipe, the second end of the flange is connected with one end of a pipe joint, and the other end of the pipe joint is communicated with the test cavity.
As further the injecttion, the first end of flange passes through first clamp with the first end of bellows to be connected, and first clamp inboard is equipped with first sealing washer.
As a further limitation, the first end of the bellows is connected to a KF interface that mates with the first end of the flange.
As further injecture, the second end of bellows passes through the second clamp with the interface of bleeding of vacuum pump and is connected, and the second clamp inboard is equipped with the second sealing washer.
As a further limitation, the second end of the bellows is connected to a KF interface that mates with the suction interface of the vacuum pump.
By way of further limitation, the outer surface of the second end of the flange is in a threaded configuration, and the second end of the flange is coupled to one end of the pipe joint by a nut.
The utility model discloses the second aspect provides a gas permeation test system, include the utility model discloses the first aspect automatic evacuating device.
Compared with the prior art, the beneficial effects of the utility model are that:
1. gas permeation test system's automatic evacuating device and gas permeation test system, can open by the automatic control vacuum pump and close, increase vacuum pump life, reduce use cost, reduce man-hour that manual operation vacuum pump produced.
2. Gas permeation test system's automatic evacuating device and gas permeation test system, can control the vacuum pump electricity, cut off the power supply according to the demand of gas permeation system test, avoid the vacuum pump to be in operating condition influences life always.
3. The automatic vacuumizing device of the gas permeation testing system and the gas permeation testing system of the utility model adopt the corrugated pipe to test the communication between the cavity and the vacuum pump, and the corrugated pipe is made of metal and has certain flexibility, thus being convenient for the position of the vacuum pump to move; the flange is fixed on the test host computer, and bellows other end coupling joint is connected to flange one end, can realize the transform of pipe diameter size, makes things convenient for the inside pipe connection of host computer.
Drawings
The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without unduly limiting the scope of the invention.
Fig. 1 is a schematic structural diagram of an automatic control vacuum pumping device of a gas permeation testing system according to the present invention in embodiment 1.
Fig. 2 is a schematic view of the pipe connection provided in embodiment 1 of the present invention.
Fig. 3 is a schematic view of a connection between a control terminal, a relay and a vacuum pump provided in embodiment 1 of the present invention.
1. A test host; 2. a pipeline; 2-1, a second clamp, 2-2 and a second sealing ring; 2-3, corrugated pipes; 2-4, a first clamp; 2-5, a first sealing ring; 2-6, flanges; 2-7, a nut; 2-8, pipe joints; 3. a vacuum pump; 4. an electric wire; 5. a relay; 6. a control terminal; 7. and (4) testing the cavity.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the invention. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the invention. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
In the case of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other.
Example 1:
as shown in fig. 1, embodiment 1 of the present invention provides an automatic vacuum pumping device of a gas permeation testing system, including:
In this embodiment, vacuum pump 3 sets up in the outside of test host 1 casing, and test cavity 7, relay 5 and control terminal 6 all set up in test host 1's casing, and vacuum pump 3 passes behind the test host 1 casing through electric wire 4 and is connected with relay 5.
It can be understood that, in some other embodiments, vacuum pump, relay and control terminal all set up the outside at test host casing, and the test cavity sets up in test host's casing, and the vacuum pump passes through the electric wire to be connected with the relay, and the skilled person can carry out relay and control terminal's position selection according to specific operating mode, if set up the casing surface at test host, and it is no longer repeated here.
As shown in fig. 2, the housing of the test mainframe is provided with a flange 2-6, preferably an NW25 flange, a first end of the flange is connected with a first end of the bellows 2-3, a second end of the flange 2-6 is connected with one end of the pipe joint 2-8, and the other end of the pipe joint 2-8 is communicated with the test chamber 7.
The first end of the flange 2-6 is connected with the first end of the corrugated pipe 2-3 through a first hoop 2-4, a first sealing ring 2-5 is arranged on the inner side of the first hoop 2-4, and the first end of the corrugated pipe 2-3 is connected with a KF interface matched with the first end of the flange 2-6.
The second end of bellows 2-3 is connected through second clamp 2-1 with the interface of bleeding of vacuum pump 3, and second clamp 2-1 inboard is equipped with second sealing washer 2-2, and the second end of bellows 2-3 is connected with the KF interface with the interface complex of bleeding of vacuum pump 3.
The outer surface of the second end of the flange 2-6 is in a threaded structure, and the second end of the flange is connected with one end of the pipe joint 2-8 through a nut 2-7.
The sealing rings are extruded in the hoops, so that the sealing rings deform to play a role in sealing, the connection mode is good in sealing performance, the corrugated pipe is made of metal and has certain flexibility, the position of the vacuum pump can be conveniently moved, the NW25 flange is fixed on a host, one end of the NW25 flange is connected with the other end of the corrugated pipe to be connected with the pipe joint, the pipe diameter size is changed, and the internal pipeline connection of the host is facilitated.
As shown in fig. 3, for a schematic connection diagram of the control terminal, the relay and the vacuum pump, the control terminal preferably uses a single chip microcomputer STC89C51 or STC89C52, and the relay preferably uses MGR-1D4825, and those skilled in the art can select the control terminal and the relay according to specific working conditions, which is not described herein again.
During the test, when the test cavity 7 needs to be vacuumized, the control terminal 6 gives a power-on signal to the relay 5, the relay 5 gives the vacuum pump 3 power through the electric wire 4, the vacuum pump 3 gives the test cavity 7 vacuum pumping through the pipeline 2, when the test cavity 7 needs to stop vacuum pumping, the control terminal 6 gives a power-off signal to the relay 5, the relay 5 stops giving the power-on signal to the vacuum pump 3, and the vacuum pump 3 stops vacuum pumping to the test cavity 7.
Example 2:
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 (9)
1. The utility model provides an automatic evacuating device of gas permeation test system which characterized in that: the method comprises the following steps:
the device comprises a test cavity, a vacuum pump, a relay and a control terminal, wherein an inner cavity of the test cavity is communicated with the vacuum pump through a pipeline, and the control terminal is connected with the vacuum pump through the relay;
the shell of the test host is provided with a flange, the first end of the flange is connected with the first end of the corrugated pipe, the second end of the flange is connected with one end of the pipe joint, and the other end of the pipe joint is communicated with the test cavity.
2. The automatic vacuum pumping apparatus of a gas permeation testing system according to claim 1, wherein:
the vacuum pump sets up in the outside of test host computer casing, and test cavity, relay and control terminal all set up in the casing of test host computer, and the vacuum pump passes through the test host computer casing through the electric wire and is connected with the relay.
3. The automatic vacuum pumping apparatus of a gas permeation testing system according to claim 1, wherein:
vacuum pump, relay and control terminal all set up in the outside of test host computer casing, and the test cavity sets up in the casing of test host computer, and the vacuum pump passes through the electric wire to be connected with the relay.
4. The automatic vacuum pumping apparatus of a gas permeation testing system according to claim 3, wherein:
the first end of flange and the first end of bellows pass through first clamp connection, and first clamp inboard is equipped with first sealing washer.
5. The automatic vacuum pumping apparatus of a gas permeation testing system according to claim 4, wherein:
the first end of bellows is connected with the KF interface with the first end cooperation of flange.
6. The automatic vacuum pumping apparatus of a gas permeation testing system according to claim 3, wherein:
the second end of bellows passes through second clamp connection with the interface of bleeding of vacuum pump, and second clamp inboard is equipped with the second sealing washer.
7. The automatic vacuum pumping apparatus of a gas permeation testing system according to claim 6, wherein:
the second end of the corrugated pipe is connected with a KF interface matched with the air exhaust interface of the vacuum pump.
8. The automatic vacuum pumping apparatus of a gas permeation testing system according to claim 3, wherein:
the outer surface of the second end of the flange is of a threaded structure, and the second end of the flange is connected with one end of the pipe joint through a nut.
9. A gas permeation testing system, comprising: comprising an automatic vacuum extractor according to any of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023099862.4U CN214616916U (en) | 2020-12-18 | 2020-12-18 | Automatic vacuum pumping device of gas permeation testing system and gas permeation testing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023099862.4U CN214616916U (en) | 2020-12-18 | 2020-12-18 | Automatic vacuum pumping device of gas permeation testing system and gas permeation testing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214616916U true CN214616916U (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023099862.4U Active CN214616916U (en) | 2020-12-18 | 2020-12-18 | Automatic vacuum pumping device of gas permeation testing system and gas permeation testing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214616916U (en) |
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2020
- 2020-12-18 CN CN202023099862.4U patent/CN214616916U/en active Active
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