CN206206291U - A kind of minipump - Google Patents
A kind of minipump Download PDFInfo
- Publication number
- CN206206291U CN206206291U CN201621217084.5U CN201621217084U CN206206291U CN 206206291 U CN206206291 U CN 206206291U CN 201621217084 U CN201621217084 U CN 201621217084U CN 206206291 U CN206206291 U CN 206206291U
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- inlet
- mouth spray
- pump body
- pump housing
- pump
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Abstract
The utility model provides a kind of minipump, including pump body, and described pump body is hollow structure；Described pump body includes first pump housing, second pump housing；The first described pump housing includes an inlet, a mouth spray, connecting portion；The second described pump housing includes a liquid outlet, a bleeding point, connecting portion；Described inlet, liquid outlet is located at pump body two ends；Described mouth spray is connected with described inlet, and described mouth spray diameter is less than inlet diameter；Described bleeding point is located between inlet and mouth spray；Described pump body interior also includes negative pressure cavity；Described negative pressure cavity is the cavity between pump inner body wall and described mouth spray outer wall；Higher by liquid flow speed after mouth spray, liquid perimeter forms negative pressure, and then makes to form vacuum at negative pressure cavity.The utility model smart structural design, it is practical, it is easy to promote.
Description
Technical field
The utility model is related to a kind of vacuum pumping pump, and in particular to a kind of minipump.
Background technology
A large amount of gases are often produced during chemical experiment, if it can not in time discharge the gas in reaction system and be light
Cause react slug, it is heavy then cause explode；Additionally, the gas also poisonous and harmful that partial reaction is discharged, it is necessary to carry out tail gas suction
Receive.A kind of usual way is that reaction system is closed in laboratory, only reserves one outlet, and the malleation produced by gas will be anti-
The gas that should be produced is derived or imported into corresponding tail gas absorption solution and absorbed.The reaction less for aerogenesis of this kind of way
There is certain effect but or deflate fierce reaction big for discharge quantity cannot be discharged in time, easily cause to react slug or failure.
In order to tackle that discharge quantity is big or fierce reaction experiment room of deflating in negative pressure generally also vacuumized using vacuum equipment take reaction out of
The tail gas of generation, but the vacuum equipment used in laboratory is expensive, and volume is bigger than normal, for the reaction end gas in laboratory
Using inconvenience for absorption, and laboratory vacuum equipment does not carry out preservative treatment typically, for the corrosion that partial reaction is produced
The poisonous and hazardous gases such as property will be often corroded damage using vacuum equipment after a period of time.Additionally due to experiment vacuum sets
Standby to be typically all not available for vacuum conditions, vacuum is often higher for deriving tail gas, can cause the loss of reaction dissolvent,
It could even be possible to inducing reaction slug, reaction failure is ultimately resulted in.
Utility model content
The purpose of this utility model is the problem above for overcoming prior art to exist, there is provided a kind of minipump.
To realize above-mentioned technical purpose, above-mentioned technique effect is reached, the utility model is achieved through the following technical solutions：
A kind of minipump, including pump body, described pump body are hollow structure；Described pump body includes first
The pump housing, second pump housing；The first described pump housing includes an inlet, a mouth spray, connecting portion；The second described pump housing includes one
Liquid outlet, a bleeding point, connecting portion；Described inlet, liquid outlet is located at pump body two ends；Described mouth spray with it is described
Inlet is connected, and described mouth spray diameter is less than inlet diameter；Described bleeding point is located between inlet and mouth spray；
Described pump body interior also includes negative pressure cavity；Described negative pressure cavity is between pump inner body wall and described mouth spray outer wall
Cavity；Described inlet, liquid outlet access fluid loop by connecting portion；Described bleeding point passes through connecting portion and waits to take out true
Blank pipe road connects.
Further, the first described pump housing and second pump housing are formed in one manufacture.
Further, the first described pump housing is connected with second pump housing by connecting portion.
Further, it is characterised in that：Described connecting portion is threaded connection, flange connection.
Further, the first described pump housing is made up with second pump housing of glass or resin or ceramic material.
Further, the quantity of described bleeding point is two or more.
The beneficial effects of the utility model are:The utility model provides a kind of minipump, including pump body, described
Pump body is hollow structure；Described pump body includes first pump housing, second pump housing；The first described pump housing includes a feed liquor
Mouth, a mouth spray, connecting portion；The second described pump housing includes a liquid outlet, a bleeding point, connecting portion；Described inlet, go out
Liquid mouthful is located at pump body two ends；Described mouth spray is connected with described inlet, and described mouth spray diameter is less than inlet
Diameter；Described bleeding point is located between inlet and mouth spray；Described pump body interior also includes negative pressure cavity；Described is negative
Pressure chamber is the cavity between pump inner body wall and described mouth spray outer wall；Higher, the liquid by liquid flow speed after mouth spray
Surrounding forms negative pressure, and then makes to form vacuum at negative pressure cavity.The utility model small volume, it is easy to use, can facilitate whenever and wherever possible
Be linked into experiment reaction system in；Other the utility model uses corrosion-resistant material, is resistant to most etchant gases,
The derivation and absorption with etchant gas can be for a long time applicable.When the utility model is used, vacuum is controlled by controlling water velocity,
The waste gas for producing reaction system that can stablize is derived, absorbed, waste water, useless while water outlet can place waste water reclaiming device
Gas nothing leaks, safety and environmental protection.The utility model smart structural design, it is practical, it is easy to promote.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model
Art means, and being practiced according to the content of specification, with preferred embodiment of the present utility model and coordinate accompanying drawing detailed below
Describe in detail bright as after.Specific embodiment of the present utility model is shown in detail by following examples and its accompanying drawing.
Brief description of the drawings
Accompanying drawing described herein is used for providing being further understood to of the present utility model, constitutes the part of the application,
Schematic description and description of the present utility model is used to explain the utility model, does not constitute to of the present utility model improper
Limit.In the accompanying drawings：
Fig. 1 is a kind of minipump overall schematic of the present utility model；
Fig. 2 is a kind of minipump decomposing schematic representation of the present utility model；
Fig. 3 is a kind of minipump sectional view of the present utility model；
Fig. 4 is another minipump sectional view of the present utility model；
Label declaration in figure：Inlet 1, mouth spray 2, negative pressure cavity 3, liquid outlet 4, bleeding point 5, connecting portion 7, first pump housing
8th, second pump housing 9.
Specific embodiment
Describe the utility model in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
Shown in reference picture 1-4, a kind of minipump, including pump body, described pump body is hollow structure；Such as Fig. 2
Shown, described pump body includes first pump housing 8, second pump housing 9；The first described pump housing 8 includes an inlet 1, a hydrojet
Mouth 2, connecting portion 7；The second described pump housing 9 includes a liquid outlet 4, a bleeding point 5, connecting portion 7；Described inlet 1, go out liquid
Mouth 4 is located at pump body two ends；Described mouth spray 2 is connected with described inlet 1, and the described diameter of mouth spray 2 is less than feed liquor
1 diameter of mouth；Described bleeding point 5 is located between inlet 1 and mouth spray 2；Described pump body interior also includes negative pressure cavity 3；
Described negative pressure cavity 3 is the cavity between pump inner body wall and the described outer wall of mouth spray 2；Described inlet 1, liquid outlet 4
Fluid loop is accessed by connecting portion 7；Described bleeding point 5 by connecting portion 7 with treat vacuum-pumping pipeline and be connected.Inlet 1 connects
Inlet channel is led to, current are sprayed by mouth spray 2 and flowed out from liquid outlet 4 again, because water velocity is higher, formed around current
Negative pressure, and then make to form vacuum at negative pressure cavity 3, water velocity is faster, and vacuum is higher, be can adjust by adjusting water velocity
Vacuum.Bleeding point 5 with treat vacuum-pumping pipeline and be connected, you can extract the gas for treating to be produced in vaccum-pumping equipment, the gas of extraction out
Gas and liquid mixture is formed at liquid outlet 4 with current to be discharged from water outlet.
Preferably, the manufacture as shown in figure 4, the first described pump housing 8 and second pump housing 9 are formed in one.Manufacture method is
Injection moulding or mould molding.
Preferably, the first described pump housing 8 is connected with second pump housing 9 by connecting portion 7.As shown in Figure 3, it is preferable that institute
The connecting portion 7 stated is threaded connection, flange connection.As shown in figure 1, connecting portion 7 is connected for flange
Preferably, the first described pump housing 8 is made up with second pump housing 9 of glass or resin or ceramic material.
Preferably, the quantity of described bleeding point 5 is two or more (figure is not regarded).Bleeding point 5 accesses multichannel and waits to take out simultaneously
Vacuum line, reaches the multiplex effect of a pump.
Specifically used step is as follows：
A, inlet 1 is directly switched to inlet channel；
B, inlet channel water inlet；
C, current are sprayed by mouth spray 2, are flowed out by liquid outlet 4, and negative pressure cavity 3 produces vacuum；
D, by bleeding point 5 with treat vacuum-pumping pipeline and be connected, the gas produced in vaccum-pumping equipment is treated in extraction；
E, regulation water velocity, and then vacuum is adjusted, make to treat that the gas stabilization produced in vaccum-pumping equipment is derived；
F, the gas stabilization poisonous and harmful for such as treating generation in vaccum-pumping equipment, can place waste collection dress in water outlet
Put, carry out three-protection design.
The utility model provides a kind of minipump, including pump body, and described pump body is hollow structure；Described
Pump body includes first pump housing, second pump housing；The first described pump housing includes an inlet, a mouth spray, connecting portion；Described
Second pump housing includes a liquid outlet, a bleeding point, connecting portion；Described inlet, liquid outlet is located at pump body two ends；Described
Mouth spray is connected with described inlet, and described mouth spray diameter is less than inlet diameter；Described bleeding point is located at feed liquor
Between mouth and mouth spray；Described pump body interior also includes negative pressure cavity；Described negative pressure cavity be pump inner body wall with it is described
Cavity between mouth spray outer wall；Higher by liquid flow speed after mouth spray, liquid perimeter forms negative pressure, and then makes negative pressure cavity
Place forms vacuum.The utility model small volume, it is easy to use, can easily be linked into whenever and wherever possible in experiment reaction system；Separately
Outer the utility model uses corrosion-resistant material, is resistant to most etchant gases, can for a long time be applicable and to be led with etchant gas
Go out and absorb.When the utility model is used, by control water velocity control vacuum, can stablize by reaction system produce
Waste gas is derived, absorbed, while water outlet can place waste water reclaiming device, waste water, waste gas nothing leak, safety and environmental protection.This reality
It is ingenious with new structural design, it is practical, it is easy to promote.
The above, preferred embodiment only of the present utility model not makees any formal to the utility model
Limitation；The those of ordinary skill of all industry can shown in by specification accompanying drawing and the above and swimmingly implement this practicality
It is new；But, all those skilled in the art are not being departed from the range of technical solutions of the utility model, are taken off more than
The technology contents for showing and the equivalent variations of a little variation, modification and evolution made, are Equivalent embodiments of the present utility model；
Meanwhile, the change of all any equivalent variations made to above example according to substantial technological of the present utility model, modify and drill
Become etc., still fall within the protection domain of the technical solution of the utility model.
Claims (6)
1. a kind of minipump, including pump body, described pump body is hollow structure；Described pump body includes the first pump
Body (8), second pump housing (9), it is characterised in that：Described first pump housing (8) includes an inlet (1), a mouth spray (2), company
Socket part (7)；Described second pump housing (9) includes a liquid outlet (4), a bleeding point (5), connecting portion (7)；Described inlet
(1), liquid outlet (4) is located at pump body two ends；Described mouth spray (2) is connected with described inlet (1), described mouth spray
(2) diameter is less than inlet (1) diameter；Described bleeding point (5) is between inlet (1) and mouth spray (2)；Described pump
Body interior also includes negative pressure cavity (3)；Described negative pressure cavity (3) is between pump inner body wall and described mouth spray (2) outer wall
Cavity；Described inlet (1), liquid outlet (4) is by connecting portion (7) access fluid loop；Described bleeding point (5) passes through
Connecting portion (7) is connected with vacuum-pumping pipeline is treated.
2. a kind of minipump according to claim 1, it is characterised in that：Described first pump housing (8) and the second pump
Body (9) is formed in one manufacture.
3. a kind of minipump according to claim 1, it is characterised in that：Described first pump housing (8) and the second pump
Body (9) is connected by connecting portion (7).
4. according to a kind of minipump that one of claims 1 to 3 is described, it is characterised in that：Described connecting portion (7)
It is threaded connection, flange connection.
5. a kind of minipump according to claim 4, it is characterised in that：Described first pump housing (8) and the second pump
Body (9) is made up of glass or resin or ceramic material.
6. a kind of minipump according to claim 4, it is characterised in that：The quantity of described bleeding point (5) is two
More than individual.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621217084.5U CN206206291U (en) | 2016-11-11 | 2016-11-11 | A kind of minipump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621217084.5U CN206206291U (en) | 2016-11-11 | 2016-11-11 | A kind of minipump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206206291U true CN206206291U (en) | 2017-05-31 |
Family
ID=58753115
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621217084.5U Active CN206206291U (en) | 2016-11-11 | 2016-11-11 | A kind of minipump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206206291U (en) |
-
2016
- 2016-11-11 CN CN201621217084.5U patent/CN206206291U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 215000 No. 388 Shui Shui Road, Suzhou Industrial Park, Jiangsu Patentee after: SUZHOU YACOO SCIENCE Co.,Ltd. Address before: 215000 Changyang street, Suzhou Industrial Park, Jiangsu, China, No. 415, No. Patentee before: SUZHOU YACOO SCIENCE Co.,Ltd. |
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| CP02 | Change in the address of a patent holder |