CN105822606A - Working method of jet vacuum pump - Google Patents
Working method of jet vacuum pump Download PDFInfo
- Publication number
- CN105822606A CN105822606A CN201610157569.8A CN201610157569A CN105822606A CN 105822606 A CN105822606 A CN 105822606A CN 201610157569 A CN201610157569 A CN 201610157569A CN 105822606 A CN105822606 A CN 105822606A
- Authority
- CN
- China
- Prior art keywords
- clamping plate
- jet
- inlet pipe
- right clamping
- air inlet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/02—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being liquid
- F04F5/04—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow the inducing fluid being liquid displacing elastic fluids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04F—PUMPING OF FLUID BY DIRECT CONTACT OF ANOTHER FLUID OR BY USING INERTIA OF FLUID TO BE PUMPED; SIPHONS
- F04F5/00—Jet pumps, i.e. devices in which flow is induced by pressure drop caused by velocity of another fluid flow
- F04F5/44—Component parts, details, or accessories not provided for in, or of interest apart from, groups F04F5/02 - F04F5/42
- F04F5/46—Arrangements of nozzles
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Jet Pumps And Other Pumps (AREA)
Abstract
The invention relates to a working method of a jet vacuum pump and belongs to the technical field of jet pumps for pumping fluids through inertia of pumped fluids. The jet vacuum pump comprises an immersible pump, a jet device and a vacuum tank. The jet device comprises a jet box with an outlet; a left clamping plate and a right clamping plate which are opposite are disposed in the jet box; a jet flow jet nozzle is formed between the left clamping plate and the right clamping plate; the space between the left clamping plate and the right clamping plate is 8-20 mm; the outlet end of the jet flow jet nozzle is opposite to the outlet of the jet box; a jet liquid inlet pipe perpendicular to the left clamping plate is disposed in the center of the left clamping plate; one end of the jet liquid inlet pipe communicates with an outlet of the immersible pump, and the other end of the jet liquid inlet pipe extends to the jet flow jet nozzle; air inlet pipes communicating with the jet flow jet nozzle are disposed at the edges of the right clamping plate; and the air inlet pipes communicate with an outlet of the vacuum tank. The jet vacuum pump has the advantages of being high in bearing pressure and good in cleaning performance.
Description
Technical field
The present invention relates to a kind of suction negative pressure equipment, belong to the ejector pump by utilizing the inertia pumping fluid being pumped fluid
Technical field.
Background technology
Jet vacuum pump is to utilize machinery, physics, chemistry or the method for materialization, produces within the enclosed space, improves and ties up
Hold the device of vacuum.Typically be made up of immersible pump, jet vacuum pump, pump box three part, be widely used in oil, chemical industry, food,
The reduction vaporization of the industries such as pharmacy, light industry, environmental protection, crystallize, distill, be dried, decolour, deodorize, among the technique such as vacuum handling.
Nozzle in existing jet vacuum pump, if nozzle blocks, with banister brush or toothpick clean it and
Cleaning process will very careful, may distortion aperture, it addition, existing nozzle bearing pressure is low, inefficiency, meanwhile, spout
Unadjustable.
Summary of the invention
The technical problem to be solved in the present invention is, not enough for prior art, proposes a kind of bearing pressure height and spatter property
The method of work of jet vacuum pump that can be good.
The present invention solves that the technical scheme that above-mentioned technical problem proposes is: a kind of jet vacuum pump, including immersible pump, penetrate
Stream device and vacuum tank, described ejector includes the fluidic cartridge being provided with outlet, is provided with relative left and right clamping plate in described fluidic cartridge,
Forming jet nozzle between described left and right clamping plate, the spacing of described left and right clamping plate is 8-20mm, the described jet nozzle port of export
With fluidic cartridge outlet be oppositely arranged, described left clamping plate center is provided with the injection liquid inlet tube vertical with left clamping plate, described in penetrate
Flowing liquid inlet tube one end connection submersible pump outlet, the described injection liquid inlet tube other end extends at jet nozzle, described
Right clamping plate edge is provided with the air inlet pipe connected with jet nozzle, the connection vacuum tank outlet of described air inlet pipe.This jet vacuum pump
Method of work, including: during use, by immersible pump by injection liquid from injection liquid inlet tube input, pass through jet nozzle
Injection liquid is accelerated, thus vacuum tank air inlet pipe connected by air inlet pipe carries out evacuation.
The present invention uses technique scheme to provide the benefit that: 1) be provided with relative left and right clamping plate by fluidic cartridge,
Forming jet nozzle between left and right clamping plate, the spacing of left and right clamping plate is 8-20mm, and creative passes through two by traditional nozzle
Individual flat board embodies, and simplifies structure, improves the bearing pressure of nozzle, and nozzle cleaning performance is good；2) by left clamping plate
Being provided with the injection liquid inlet tube vertical with left clamping plate at the heart, right clamping plate edge is provided with the air inlet pipe connected with jet nozzle,
Can sufficiently utilize the high flow rate in the jet nozzle formed between left and right clamping plate and low-pressure, gas in air inlet pipe is entered
The suction of row higher efficiency.
The improvement of technique scheme is: be equipped with bolt between described left and right clamping plate, the two ends of described bolt respectively with
Left and right clamping plate are spirally connected and overhang out respectively left and right clamping plate.
The present invention uses technique scheme to provide the benefit that: by being equipped with bolt between left and right clamping plate, bolt
Two ends are spirally connected with left and right clamping plate and the left and right clamping plate that overhang out respectively respectively, can be according to the practical situation size to jet nozzle
It is adjusted.
The improvement of technique scheme is: the bore of described injection liquid inlet tube is more than the bore of air inlet pipe.
The improvement of technique scheme is: be positioned at one section of jet nozzle at described air inlet pipe in expansion taper.
The improvement of technique scheme is: is positioned at at described air inlet pipe one section of jet nozzle and is provided with helical blade, institute
The lead angle stating helical blade is 20 °.
The present invention uses technique scheme to provide the benefit that: entered jet nozzle exit fluid by helical blade
Row spiral accelerates, and can be accelerated fluid in the jet nozzle formed between left and right clamping plate, it is achieved to gas in air inlet pipe
Carry out the suction of higher efficiency.
The improvement of technique scheme is: described air inlet pipe vertical right clamping plate are arranged.
The improvement of technique scheme is: described air inlet pipe tilts right clamping plate and arranges.
Accompanying drawing explanation
The invention will be further described below in conjunction with the accompanying drawings:
Fig. 1 is the structural representation of embodiment of the present invention jet vacuum pump.
Fig. 2 is the structural representation of Fig. 1 ejector.
Detailed description of the invention
Embodiment
The jet vacuum pump of the present embodiment, as depicted in figs. 1 and 2, including immersible pump 10, ejector 20 and vacuum tank 30.Jet
Device 20 includes the fluidic cartridge 1 being provided with outlet, is provided with relative left clamping plate 2 and right clamping plate 3, left clamping plate 2 and right clamping plate in fluidic cartridge 1
3 form jet nozzle 4, and the spacing of left clamping plate 2 and right clamping plate 3 is 8-20mm, and jet nozzle 4 port of export exports phase with fluidic cartridge 1
To setting.
Left clamping plate 2 center is provided with the injection liquid inlet tube 5 vertical with left clamping plate 2, and injection liquid inlet tube 5 one end is even
Logical immersible pump 10 exports, and injection liquid inlet tube 5 other end extends at jet nozzle 4, and right clamping plate 3 edge is provided with and jet
The air inlet pipe 6 of nozzle 4 connection, air inlet pipe 6 connects vacuum tank 30 and exports.
Be equipped with bolt 7 between left clamping plate 2 and the right clamping plate 3 of the present embodiment, the two ends of bolt 7 respectively with left clamping plate 2 and
Right clamping plate 3 are spirally connected and overhang out respectively left clamping plate 2 and right clamping plate 3.
The bore of the injection liquid inlet tube 5 of the present embodiment is more than the bore of air inlet pipe 6.
The present embodiment be positioned at one section of jet nozzle 4 at air inlet pipe 6 in expansion taper.
Being positioned at one section of jet nozzle 4 at air inlet pipe 6 of the present embodiment is provided with helical blade 8, the spiral of helical blade 8
Lift angle is 20 °.
The air inlet pipe 6 vertical right clamping plate 3 of the present embodiment are arranged.
During use, by immersible pump 10, injection liquid is inputted from injection liquid inlet tube 5, will be penetrated by jet nozzle 4
Flowing liquid accelerates, thus the vacuum tank 30 air inlet pipe 6 connected by air inlet pipe 6 carries out evacuation.
The present invention is not limited to above-described embodiment, and such as, the air inlet pipe 6 of the present embodiment tilts right clamping plate 3 and arranges, etc..
The technical scheme that all employing equivalents are formed, all falls within the protection domain of application claims.
Claims (1)
1. a method of work for jet vacuum pump, jet vacuum pump includes: immersible pump, ejector and vacuum tank, and its feature exists
In: described ejector includes the fluidic cartridge being provided with outlet, is provided with relative left and right clamping plate, described left and right folder in described fluidic cartridge
Forming jet nozzle between plate, the spacing of described left and right clamping plate is 20mm, and the described jet nozzle port of export exports phase with fluidic cartridge
To setting, described left clamping plate center is provided with the injection liquid inlet tube vertical with left clamping plate, described injection liquid inlet tube one
End connection submersible pump outlet, the described injection liquid inlet tube other end extends at jet nozzle, and described right clamping plate edge sets
There are the air inlet pipe connected with jet nozzle, the connection vacuum tank outlet of described air inlet pipe；
Being equipped with bolt between described left and right clamping plate, the two ends of described bolt are spirally connected with left and right clamping plate and overhang out respectively respectively
Left and right clamping plate；
The bore of described injection liquid inlet tube is more than the bore of air inlet pipe；Be positioned at one section of jet nozzle at described air inlet pipe in
Expansion taper；
Described method of work, including: during use, by immersible pump, injection liquid is inputted from injection liquid inlet tube, pass through
Injection liquid is accelerated by jet nozzle, thus vacuum tank air inlet pipe connected by air inlet pipe carries out evacuation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610157569.8A CN105822606A (en) | 2014-07-23 | 2014-07-23 | Working method of jet vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610157569.8A CN105822606A (en) | 2014-07-23 | 2014-07-23 | Working method of jet vacuum pump |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410352145.8A Division CN104110405B (en) | 2014-07-23 | 2014-07-23 | Jet vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105822606A true CN105822606A (en) | 2016-08-03 |
Family
ID=56523554
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610157569.8A Pending CN105822606A (en) | 2014-07-23 | 2014-07-23 | Working method of jet vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105822606A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009072129A1 (en) * | 2007-12-05 | 2009-06-11 | Dan Bron | A vacuum pump for injection of fluid additive into a pressurized fluid line |
| CN101876329A (en) * | 2009-04-30 | 2010-11-03 | 中国石油天然气股份有限公司 | Variable nozzle type jet pump |
| CN102678638A (en) * | 2012-05-28 | 2012-09-19 | 中国瑞林工程技术有限公司 | Adjustable water ejector vacuum pump |
| CN203189360U (en) * | 2013-04-23 | 2013-09-11 | 武汉大学 | Annular jet pump achieving adjustable overflowing area of nozzle |
| CN203604279U (en) * | 2013-10-31 | 2014-05-21 | 富鼎电子科技(嘉善)有限公司 | Vacuum generator |
| CN203670313U (en) * | 2013-12-27 | 2014-06-25 | 江苏天鹏石化特种工程有限公司 | Injection pump with position-adjustable spray nozzle |
-
2014
- 2014-07-23 CN CN201610157569.8A patent/CN105822606A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009072129A1 (en) * | 2007-12-05 | 2009-06-11 | Dan Bron | A vacuum pump for injection of fluid additive into a pressurized fluid line |
| CN101876329A (en) * | 2009-04-30 | 2010-11-03 | 中国石油天然气股份有限公司 | Variable nozzle type jet pump |
| CN102678638A (en) * | 2012-05-28 | 2012-09-19 | 中国瑞林工程技术有限公司 | Adjustable water ejector vacuum pump |
| CN203189360U (en) * | 2013-04-23 | 2013-09-11 | 武汉大学 | Annular jet pump achieving adjustable overflowing area of nozzle |
| CN203604279U (en) * | 2013-10-31 | 2014-05-21 | 富鼎电子科技(嘉善)有限公司 | Vacuum generator |
| CN203670313U (en) * | 2013-12-27 | 2014-06-25 | 江苏天鹏石化特种工程有限公司 | Injection pump with position-adjustable spray nozzle |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160803 |
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| RJ01 | Rejection of invention patent application after publication |