CN207068305U - A kind of vacuum plant - Google Patents
A kind of vacuum plant Download PDFInfo
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- CN207068305U CN207068305U CN201720547925.7U CN201720547925U CN207068305U CN 207068305 U CN207068305 U CN 207068305U CN 201720547925 U CN201720547925 U CN 201720547925U CN 207068305 U CN207068305 U CN 207068305U
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- threeway
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- vacuum plant
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Abstract
The utility model discloses a kind of vacuum plant, including support；The main pipeline being detachably arranged on the support；With mechanical pump that is being connected inside the main pipeline and being detachably connected with the main pipeline；With extraction valve that is being connected inside the main pipeline and being detachably connected with the main pipeline；With air gauge that is being connected inside the main pipeline and being detachably connected with the main pipeline；Arranged successively along the axial direction of the main pipeline with being connected inside the main pipeline and the thermocouples gauge tube being detachably connected with the main pipeline and the thermocouple meter being connected with the thermocouples gauge tube, the mechanical pump, extraction valve, air gauge and thermocouples gauge tube.It is higher and the problem of be unable to the manipulative ability of exercise student ' that the structure design of the vacuum plant can efficiently solve existing vacuum equipment cost.
Description
Technical field
Experimental teaching equipment technical field is the utility model is related to, more specifically to a kind of vacuum plant.
Background technology
Vacuum is a kind of physical state that finger pressure is less than 1 atmospheric pressure, with the development of scientific and technological level, the acquisition of vacuum
No matter more and more important angle is play in daily life, scientific research, experimental teaching or industrial production with e measurement technology
Color.Therefore the teaching of vacuum experiment grasps acquisition and the measuring method of vacuum for understanding and understanding of the training student to vacuum
It is particularly important.
Because vacuum system is more complicated, based on complete set of equipments, student makes the teaching equipment of vacuum experiment at present
Only need the switch power supply that touches the button when with complete set of equipments, lack the understanding to vacuum, also can not exercise student ' start
Ability.In addition, complete vacuum equipment price is costly, need producer to repair once problematic, take consumption wealth.
In summary, it is higher and be unable to the manipulative ability of exercise student ' how to efficiently solve existing vacuum equipment cost
The problem of, it is current those skilled in the art's urgent problem.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of vacuum plant, and the structure design of the vacuum plant can
It is higher and the problem of be unable to the manipulative ability of exercise student ' to efficiently solve existing vacuum equipment cost.
In order to achieve the above object, the utility model provides following technical scheme：
A kind of vacuum plant, including：
Support；
The main pipeline being detachably arranged on the support；
With mechanical pump that is being connected inside the main pipeline and being detachably connected with the main pipeline；
With extraction valve that is being connected inside the main pipeline and being detachably connected with the main pipeline；
With air gauge that is being connected inside the main pipeline and being detachably connected with the main pipeline；
With connected inside the main pipeline and thermocouples gauge tube that is detachably connected with the main pipeline and with the heat
The thermocouple meter of even gage connection, the mechanical pump, extraction valve, air gauge and thermocouples gauge tube along the main pipeline axially according to
Secondary arrangement.
Preferably, above-mentioned vacuum plant, in addition to the main pipeline inside connect and it is detachable with the main pipeline
The quartz ampoule of connection.
Preferably, above-mentioned vacuum plant, in addition to for observing the spark leak detector of electric discharge phenomena.
Preferably, above-mentioned vacuum plant, the main pipeline include the first threeway, the second threeway and the 3rd threeway, wherein
The first of first threeway connects with the mechanical pump, and second mouthful of first threeway connects with one end of the extraction valve
Logical, the 3rd mouthful of first threeway is connected with vent valve；
The first of second threeway connects with the other end of the extraction valve, second mouthful and institute of second threeway
Air gauge connection is stated, the 3rd mouthful of second threeway connects with the first of the 3rd threeway；
Second mouthful of 3rd threeway is connected with the quartz ampoule, and the 3rd mouthful of the 3rd threeway is advised with the thermocouple
Pipe connects.
Preferably, above-mentioned vacuum plant, the main pipeline includes the first threeway, the second threeway and four-way, wherein described
The first of first threeway connects with the mechanical pump, and second mouthful of first threeway connects with one end of the extraction valve,
The 3rd mouthful of first threeway is connected with vent valve；
The first of second threeway connects with the other end of the extraction valve, second mouthful and institute of second threeway
Air gauge connection is stated, the 3rd mouthful of second threeway connects with the first of the four-way；
Second mouthful of the four-way is connected with the quartz ampoule, and the 3rd mouthful of the four-way connects with the thermocouples gauge tube,
The 4th mouthful of the four-way is used as spare interface by blind plate closure.
Preferably, above-mentioned vacuum plant, the both ends of the extraction valve by clip respectively with first threeway and
Two threeways are connected, and the vent valve is connected also by clip with first threeway, and second threeway is also by clip and institute
State four-way connection.
Preferably, above-mentioned vacuum plant, the quartz ampoule and thermocouples gauge tube are connected by joint with the four-way；
The first of first threeway is connected also by adapter with the bellows of the mechanical pump.
Preferably, above-mentioned vacuum plant, the pipe clamp for fixing the main pipeline is provided with the support.
Preferably, above-mentioned vacuum plant, the extraction valve are ball valve or needle-valve.
Vacuum plant provided by the utility model includes support, main pipeline, mechanical pump, extraction valve, air gauge, thermocouples gauge tube
And thermocouple meter.Wherein, main pipeline removably can be arranged on support, i.e., support can support main pipeline, and main pipeline
It is to be detachably connected between support.Mechanical pump is detachable between mechanical pump and main pipeline with being connected inside main pipeline
Connection, mechanical pump can take the gas in main pipeline away after connection.Extraction valve inside main pipeline with connecting, and extraction valve and master
To be detachably connected between pipeline, after connection, the gas in main pipeline enters mechanical pump, and the aperture energy of extraction valve through extraction valve
Enough realize the speed of evacuation.Air gauge connects with being connected inside main pipeline between air gauge and main pipeline to be detachably connected
Afterwards, air gauge can measure the air pressure in main pipeline.Thermocouples gauge tube also with connect inside main pipeline, thermocouples gauge tube and main pipeline it
Between also to be detachably connected, thermocouple meter is connected with thermocouples gauge tube, so realizes that thermocouple meter measures the vacuum in main pipeline.And
Mechanical pump, extraction valve, air gauge and thermocouples gauge tube are arranged successively along the axial direction of main pipeline, i.e., on main pipeline axially along
With multiple link positions, multiple link positions axially along are advised with mechanical pump, extraction valve, air gauge and thermocouple successively
Pipe connects.
When being imparted knowledge to students using vacuum plant provided by the utility model, main pipeline oneself can be arranged on support by student
On, and mechanical pump, extraction valve, air gauge and thermocouples gauge tube are connected with main pipeline, finally thermocouple meter and thermocouples gauge tube are connected
Connect, the assembling that such student oneself carries out vacuum plant substantially increases the manipulative ability of student, while improves student to true
Empty understanding.Also, vacuum plant provided by the utility model, being assembled using common standard mechanical fitting, cost is relatively low,
And it is conveniently replaceable.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation for the vacuum plant that the utility model embodiment provides.
In Fig. 1：
1- vent valves, 2- extraction valves, the threeways of 3- first, the threeways of 4- second, 5- four-ways, A- mechanical pumps, B- air gauges, C- heat
Occasionally regulate, D- quartz ampoules.
Embodiment
The purpose of this utility model is to provide a kind of vacuum plant, and the structure design of the vacuum plant can be solved effectively
Certainly existing vacuum equipment cost is higher and the problem of being unable to the manipulative ability of exercise student '.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
Referring to Fig. 1, the vacuum plant that the utility model embodiment provides includes support, main pipeline, mechanical pump A, pumping
Valve 2, air gauge B, thermocouples gauge tube C and thermocouple meter.Wherein, main pipeline removably can be arranged on support, i.e. support energy
Main pipeline is enough supported, and is to be detachably connected between main pipeline and support.Mechanical pump A inside main pipeline with connecting, and machinery
To be detachably connected between pump A and main pipeline, mechanical pump A can take the gas in main pipeline away after connection.Extraction valve 2 and supervisor
Connected inside road, and to be detachably connected between extraction valve 2 and main pipeline, after connection, the gas in main pipeline is through extraction valve 2
Aperture into mechanical pump A, and extraction valve 2 can realize the speed of evacuation.Air gauge B inside main pipeline with connecting, and air pressure
To be detachably connected between table B and main pipeline, after connection, air gauge B can measure the air pressure in main pipeline.Thermocouples gauge tube C
With being connected inside main pipeline, also to be detachably connected between thermocouples gauge tube C and main pipeline, thermocouple meter is connected with thermocouples gauge tube C, such as
This realizes the vacuum in thermocouple meter measurement main pipeline.And mechanical pump A, extraction valve 2, air gauge B and thermocouples gauge tube C along
The axial direction of main pipeline is arranged successively, i.e., has multiple link positions, multiple companies axially along on main pipeline axially along
Position is connect to be connected with mechanical pump A, extraction valve 2, air gauge B and thermocouples gauge tube C successively.
When the vacuum plant provided using the utility model embodiment is imparted knowledge to students, student oneself can install main pipeline
Be connected on support, and by mechanical pump A, extraction valve 2, air gauge B and thermocouples gauge tube C with main pipeline, finally by thermocouple meter with
Thermocouples gauge tube C connections, the assembling of such student oneself progress vacuum plant substantially increase the manipulative ability of student, improved simultaneously
Understanding of the student to vacuum.Also, vacuum plant provided by the utility model, group is carried out using common standard mechanical fitting
Dress, cost is relatively low, and is conveniently replaceable.
When being tested, extraction valve 2 and mechanical pump A are opened to be vacuumized to main pipeline, while air gauge B and thermocouple
Vacuum in meter measurement main pipeline, realizes vacuum experiment.Pressure gauge can measure black vacuum, and thermocouple meter can measure low true
Sky, the minimum pressure that can measure 0.1Pa.Student can be to vacuum in experimentation acquisition and e measurement technology have one
Get information about and grasp, by test this device can allow students vacuum system how leakage detection, how to solve vacuum
The method of problem.
Preferably, in above-mentioned vacuum plant, the quartz ampoule D with being connected inside main pipeline, and quartz ampoule D can also be included
It is detachably connected with main pipeline.
Further, in addition to it is used for the spark leak detector for observing electric discharge phenomena, thus by spark leak detector in quartz
Electric discharge observation electric discharge phenomena at pipe D.
In one embodiment, main pipeline includes the first threeway 3, the second threeway 4 and the 3rd threeway, wherein the one or three
Logical 3 first connects with mechanical pump A, and second mouthful of the first threeway 3 connects with one end of extraction valve 2, and the 3rd of the first threeway 3 the
Mouth is connected with vent valve 1.The first of second threeway 4 connects with the other end of extraction valve 2, second mouthful and gas of the second threeway 4
Table B connections are pressed, the 3rd mouthful of the second threeway 4 connects with the first of the 3rd threeway.Second mouthful of 3rd threeway connects with quartz ampoule D
Connect, the 3rd mouthful of the 3rd threeway connects with thermocouples gauge tube C.
In another specific embodiment, main pipeline includes the first threeway 3, the second threeway 4 and four-way 5, wherein the one or three
Logical 3 first connects with mechanical pump A, and second mouthful of the first threeway 3 connects with one end of extraction valve 2, and the 3rd of the first threeway 3 the
Mouth is connected with vent valve 1；The first of second threeway 4 connects with the other end of extraction valve 2, second mouthful and gas of the second threeway 4
Table B connections are pressed, the 3rd mouthful of the second threeway 4 connects with the first of four-way 5；Second mouthful of four-way 5 connects with the quartz ampoule D
Connect, the 3rd mouthful of four-way 5 connects with thermocouples gauge tube C, and the 4th mouthful of four-way 5 is used as spare interface by blind plate closure, in case opening up
Open up other application.
Specifically, the both ends of extraction valve 2 are connected with the threeway 4 of the first threeway 3 and second respectively by clip, are deflated
Valve 1 is connected also by clip with the first threeway 3, and the second threeway 4 is connected also by clip with the first of four-way 5.Wherein, first
The threeway 4 of threeway 3 and second is KF16 threeways, and clip is KF16 clips, and four-way 5 is KF16 four-ways.
Further, quartz ampoule D and thermocouples gauge tube C is connected by joint with four-way 5, the first of the first threeway 3
It is connected by adapter with mechanical pump A bellows.Pass through between the first of first threeway 3 and mechanical pump A bellows
KF25-KF16 adapters connect.Quartz ampoule D and thermocouples gauge tube C is connected by KF16 joints with four-way 5.In order to ensure that size is united
One, connection size is KF16 in the vacuum plant.
Wherein, the pipe clamp for fixing main pipeline is provided with support, when being assembled, first the first threeway 3 and
Two threeways 4 are separately fixed in the pipe clamp on support, are not fixed, and two threeways can be made to horizontally slip but not fall down；
Extraction valve 2 is filled between two threeways, extraction valve 2 and two threeways are connected with KF16 clips, notices that appropriate left and right is sliding
Dynamic threeway makes KF16 clip good seals, while pays attention to the direction of threeway and ball valve, facilitates subsequent operation；Fixed threeway
Two pipe clamps are tightened, and threeway is not slided and is rotated, and on the left side, the left end of threeway installs vent valve 1 with KF16 clips；On the right side
The right-hand member of side threeway KF16 clamp connection KF16 four-ways, notice that four-way 5 is horizontal positioned；Distinguish in the right-hand member of four-way 5 and front end
KF16 corners are installed；Thermocouples gauge tube C and quartz ampoule D are connected on KF16 corners with regulating joint and turning KF16 joints, use KF16
Clip fixing seal is good, and wherein thermocouples gauge tube C power line is connected to thermocouple meter；The back-end closure of four-way 5 is got up with KF16 blind plates,
Expansion joint is used instead if extending；Baro-vacuum gauge B is arranged on the KF16 interfaces of the right threeway upward；On the left side three
Logical remaining KF16 interfaces connection KF16 turns KF25 joints, is connected on mechanical pump A bellows.
In order to ensure the controllable of the speed of exhaust, extraction valve 2 can be ball valve or needle-valve, and ball valve can obtain larger take out
Speed, what needle-valve can be finely controls small pumping speed.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (9)
- A kind of 1. vacuum plant, it is characterised in that including：Support；The main pipeline being detachably arranged on the support；With mechanical pump (A) that is being connected inside the main pipeline and being detachably connected with the main pipeline；With extraction valve (2) that is being connected inside the main pipeline and being detachably connected with the main pipeline；With air gauge (B) that is being connected inside the main pipeline and being detachably connected with the main pipeline；With connected inside the main pipeline and thermocouples gauge tube (C) that is detachably connected with the main pipeline and with the thermocouple The thermocouple meter of (C) connection is regulated, the mechanical pump (A), extraction valve (2), air gauge (B) and thermocouples gauge tube (C) are along described Arrange successively the axial direction of main pipeline.
- 2. vacuum plant according to claim 1, it is characterised in that also include with the main pipeline inside connect and with The quartz ampoule (D) that the main pipeline is detachably connected.
- 3. vacuum plant according to claim 2, it is characterised in that also include being used for the spark leak detection for observing electric discharge phenomena Instrument.
- 4. vacuum plant according to claim 2, it is characterised in that the main pipeline includes the first threeway (3), the two or three Logical (4) and the 3rd threeway, wherein the first of first threeway (3) connects with the mechanical pump (A), first threeway (3) second mouthful connects with one end of the extraction valve (2), and the 3rd mouthful of first threeway (3) is connected with vent valve (1)；The first of second threeway (4) connects with the other end of the extraction valve (2), and the second of second threeway (4) Mouth is connected with the air gauge (B), and the 3rd mouthful of second threeway (4) connects with the first of the 3rd threeway；Second mouthful of 3rd threeway is connected with the quartz ampoule (D), and the 3rd mouthful of the 3rd threeway is advised with the thermocouple Manage (C) connection.
- 5. vacuum plant according to claim 2, it is characterised in that the main pipeline includes the first threeway (3), the two or three Logical (4) and four-way (5), wherein the first of first threeway (3) connects with the mechanical pump (A), first threeway (3) second mouthful connects with one end of the extraction valve (2), and the 3rd mouthful of first threeway (3) is connected with vent valve (1)；The first of second threeway (4) connects with the other end of the extraction valve (2), and the second of second threeway (4) Mouth is connected with the air gauge (B), and the 3rd mouthful of second threeway (4) connects with the first of the four-way (5)；Second mouthful of the four-way (5) is connected with the quartz ampoule (D), the 3rd mouthful and the thermocouples gauge tube of the four-way (5) (C) connect, the 4th mouthful of the four-way (5) is used as spare interface by blind plate closure.
- 6. vacuum plant according to claim 5, it is characterised in that the both ends of the extraction valve (2) pass through clip point It is not connected with first threeway (3) and the second threeway (4), the vent valve (1) is also by clip and first threeway (3) Connection, second threeway (4) are connected also by clip with the four-way (5).
- 7. vacuum plant according to claim 5, it is characterised in that the quartz ampoule (D) and thermocouples gauge tube (C) are by connecing Head is connected with the four-way (5)；The first of first threeway (3) is connected also by adapter with the bellows of the mechanical pump (A).
- 8. vacuum plant according to claim 1, it is characterised in that be provided with the support for fixing the supervisor The pipe clamp in road.
- 9. vacuum plant according to claim 1, it is characterised in that the extraction valve (2) is ball valve or needle-valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720547925.7U CN207068305U (en) | 2017-05-17 | 2017-05-17 | A kind of vacuum plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720547925.7U CN207068305U (en) | 2017-05-17 | 2017-05-17 | A kind of vacuum plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207068305U true CN207068305U (en) | 2018-03-02 |
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ID=61504666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720547925.7U Active CN207068305U (en) | 2017-05-17 | 2017-05-17 | A kind of vacuum plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207068305U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106935112A (en) * | 2017-05-17 | 2017-07-07 | 中国科学技术大学 | A kind of vacuum plant |
-
2017
- 2017-05-17 CN CN201720547925.7U patent/CN207068305U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106935112A (en) * | 2017-05-17 | 2017-07-07 | 中国科学技术大学 | A kind of vacuum plant |
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