CN206636848U - A kind of antidetonation jet pump - Google Patents
A kind of antidetonation jet pump Download PDFInfo
- Publication number
- CN206636848U CN206636848U CN201720351312.6U CN201720351312U CN206636848U CN 206636848 U CN206636848 U CN 206636848U CN 201720351312 U CN201720351312 U CN 201720351312U CN 206636848 U CN206636848 U CN 206636848U
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- CN
- China
- Prior art keywords
- operating room
- room
- suction
- mouth
- flange
- 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.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 4
- 239000012530 fluid Substances 0.000 abstract description 8
- 230000002209 hydrophobic effect Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 9
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 238000013475 authorization Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Landscapes
- Jet Pumps And Other Pumps (AREA)
Abstract
A kind of antidetonation jet pump, including sucking room, mixing chamber, diffuser casing and operating room, the suction room is integrally formed with operating room, suction room one end is provided with suction mouth of a river flange, operating room one end is provided with work mouth of a river flange, the suction mouth of a river flange is vertically arranged with work mouth of a river flange, the operating room is circular arc syphon shape, the outlet flow center line and pump housing axis of the operating room are tangent, operating room end is arranged with nozzle in parallel, the suction room channel centerline is consistent with pump housing axis, so that the operating room mouth of a river forms an optimum section ratio with the pump housing mixing chamber mouth of a river, avoid and working fluid vertical impact, jet resistance is small, so that row, hydrophobic performance reaches optimum state, anti-seismic performance is outstanding.
Description
Technical field
Fluid dynamic pump technical field, more particularly to a kind of high-speed jet by nozzle be the utility model is related to take out
Except the gas in container to obtain the antidetonation jet pump of vacuum.
Background technology
Jet pump is a kind of to transmit the fluid machinery of energy and quality and hybrid reaction using jet turbulent diffusion
Equipment.It is made up of parts such as nozzle, suction room, mixing chamber, diffuser casings.
The working fluid of jet pump can be gas（Air or steam）And liquid.It common are steam ejector pump, sky
Gas jet pump and water stream injection pump.Water stream injection pump is to utilize aqueous fluid Transfer Quality and energy, itself without motion part, by
Suck room, nozzle, diffuser pipe three parts composition；Aqueous fluid with certain pressure is ejected by nozzle at high speeds, makes pressure energy
Amount is converted into velocity energy, and vacuum area is formed in jet expansion area, thus will be extracted medium and attract to come, and two kinds of media exist
Hybrid switching energy is carried out in diffuser pipe, and velocity energy is reduced to pressure energy, the most heel row to be slightly above atmospheric pressure
Go out.
Authorization Notice No. is that a CN201041171 utility model patent discloses a kind of water stream injection pump, there is the pump housing, pump
System has the suction mouth of a river, the work mouth of a river and connector, and connector connection diffuser pipe, diffuser pipe connection outlet pipe, the pump housing is interior to be installed
Nozzle, suction passage center line are straight line and nozzle centerline straight line intersection, suck extension line and the work of mouth of a river end face of flange
The angle α of mouth of a river end face of flange extension line is less than 85 °.Although processing is easier, working hole Flange Plane and suction inlet
Flange Plane phase oblique, thus the installation limitation of pump is big, and suction passage and nozzle centerline straight line intersection, to vacuum pumping water
Power performance has considerable influence.
The content of the invention
The purpose of this utility model is to overcome weak point in the prior art, there is provided one kind suction when flow it is smooth,
Intake performance more preferably antidetonation jet pump.
What the utility model was realized in：A kind of antidetonation jet pump, including suction room, mixing chamber, diffuser casing and work
Make room, the suction room is integrally formed with operating room, and suction room one end is provided with suction mouth of a river flange, and operating room one end is provided with
Worked mouth of a river flange, and the suction mouth of a river flange is vertically arranged with the mouth of a river flange that works, and the operating room is circular arc syphon shape, institute
It is tangent to state outlet flow center line and the pump housing axis of operating room, operating room end is arranged with nozzle in parallel, and the suction room leads to
Road center line is consistent with pump housing axis.
Further, the nozzle head is provided with spout, and afterbody is provided with stuck-module, and middle part is provided with flange, institute
State stuck-module to be embedded in the groove of operating room's pipeline, the flange and operating room's pipe end clamping, the spout and work
Make room pipeline junction and be provided with sealing ring.
Further, described nozzle head has a chamfering, and the taper of the chamfering is identical with the taper of mixing chamber conical section.
As preferable technical scheme, the nozzle interior is arranged to the tapered runner of inner wide and outer narrow.
The suction room is integrally formed composition working cavity, the working cavity and mixing chamber, diffuser casing edge with operating room
Pump housing axis is set gradually, and between working cavity and mixing chamber, is fastened by bolts device between mixing chamber and diffuser casing respectively
Connection, the bolt clamp device are made up of bolt, nut, plain washer and spring washer.
As preferable technical scheme, pad is provided between the working cavity and mixing chamber.
The utility model is simple in construction, reasonable in design, and it is that straight line is parallel with nozzle centerline that it, which sucks room channel centerline,
It is consistent with pump housing axis, and the outlet flow center line of operating room and pump housing axis are tangent, make the operating room mouth of a river and the pump housing
The mixing chamber mouth of a river formed an optimum section ratio, avoid with working fluid vertical impact, jet resistance is small so that row, it is hydrophobic
Performance reaches optimum state, and anti-seismic performance is outstanding.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the partial structurtes enlarged diagram at A in Fig. 1.
In figure：1st, mouth of a river flange is sucked, 2, suction room, 3, nozzle, 3-1, flange, 3-2, tapered runner, 3-3, chamfering, 3-
4th, spout, 3-5, sealing ring, 3-6, stuck-module, 4, pad, 5, bolt clamp device, 6, mixing chamber, 7, diffuser casing, 8, work
Mouth of a river flange, 9, operating room.
Embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
Referring to the drawings 1, a kind of antidetonation jet pump, including suction room 2, mixing chamber 6, diffuser casing 7 and operating room 9, it is described
Suction room 2 is integrally formed with operating room 9, and suction one end of room 2 sets suction mouth of a river flange 1, and the one end of operating room 9 is provided with working water
Mouth flange 8, the suction mouth of a river flange 1 are vertically arranged with work mouth of a river flange 8, and the operating room 9 is circular arc syphon shape, described
The outlet flow center line and pump housing axis of operating room 9 are tangent, and the end of operating room 9 is arranged with nozzle 3, the suction in parallel
The channel centerline of room 2 is consistent with pump housing axis, the operating room mouth of a river is formed an optimum section ratio, jet resistance with the mixing chamber mouth of a river
Power is small, avoid with working fluid vertical impact so that row, hydrophobic performance reach optimum state, anti-seismic performance is outstanding.
The suction room 2 is integrally formed composition working cavity, the working cavity and mixing chamber 6, diffuser casing with operating room 9
7 set gradually along pump housing axis, tight by bolt respectively between mixing chamber 6 and diffuser casing 7 between working cavity and mixing chamber 6
It is fixedly mounted with and puts 5 connections, the bolt clamp device 5 is made up of bolt, nut, plain washer and spring washer.
Pad 4 is provided between the working cavity and mixing chamber 6, pad is also equipped between mixing chamber 6 and diffuser casing 7
4, switching performance is good, and substantially increases its sealing property.
Referring to the drawings 2, the head of nozzle 3 is provided with spout 3-4, and afterbody is provided with stuck-module 3-6, and middle part is provided with
Flange 3-1, the stuck-module 3-6 are embedded in the groove of the pipeline of operating room 9, the flange 3-1 and the pipe end of operating room 9
Clamping, the spout 3-4 are provided with sealing ring 3-5 with the pipeline junction of operating room 9, and the utility model nozzle 3 can freely be torn open
Unload, and assemble intensity height, be completely embedded with the pipeline of operating room 9, be not easy to reveal.
In order to strengthen injection intensity, it is arranged to the tapered runner 3-2 of inner wide and outer narrow inside nozzle 3.
1 and accompanying drawing 2, the described head of nozzle 3 are provided with chamfering 3-3 referring to the drawings, and the taper of the chamfering 3-3 is with mixing
The taper of the conical section of room 6 is identical, and jet resistance is small, and operating efficiency is high.
During work, certain pressure, flow velocity are produced after work water pump acting, the water with certain pressure, flow velocity enters suction
Enter the room 2, when flowing through the nozzle 3 of the end of operating room 9, because sectional area diminishes suddenly, forming high-speed jet makes nozzle 3 and mixing
Room 6 produces vacuum, and ponding enters mixing chamber 6 from operating room 9 under vacuum, fully mixed with high-velocity flow in mixing chamber 6
Close, ejected after being brought into diffuser casing 7, so repeatedly, until ponding is blotted.Working water flow of the present utility model is
80-150m3/ h, working water pressure 0.4-1.6MPa, suction head 3-12m.
Described above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model, and the available prior art of each part being not known in the present embodiment adds
To realize.
Claims (6)
1. a kind of antidetonation jet pump, including suction room, mixing chamber, diffuser casing and operating room, the suction room and operating room one
Body formed, suction room one end is provided with suction mouth of a river flange, and operating room one end is provided with work mouth of a river flange, the suction mouth of a river
Flange is vertically arranged with work mouth of a river flange, it is characterised in that：The operating room is circular arc syphon shape, the outlet of the operating room
Runner center line and pump housing axis are tangent, and operating room end is arranged with nozzle, the suction room channel centerline and the pump housing in parallel
Axis is consistent.
A kind of 2. antidetonation jet pump according to claim 1, it is characterised in that：The nozzle head is provided with spout, tail
Portion is provided with stuck-module, and middle part is provided with flange, and the stuck-module is embedded in the groove of operating room's pipeline, the flange
With operating room's pipe end clamping, the spout is provided with sealing ring with operating room's pipeline junction.
A kind of 3. antidetonation jet pump according to claim 2, it is characterised in that：Described nozzle head is provided with chamfering,
The taper of the chamfering is identical with the taper of mixing chamber conical section.
A kind of 4. antidetonation jet pump according to Claims 2 or 3, it is characterised in that：The nozzle interior is arranged to inner width
Outer narrow tapered runner.
A kind of 5. antidetonation jet pump according to claim 1, it is characterised in that：The suction room is integrally formed with operating room
Form working cavity, the working cavity sets gradually with mixing chamber, diffuser casing along pump housing axis, working cavity and mixing chamber it
Between, be fastened by bolts respectively between mixing chamber and diffuser casing device connection, the bolt clamp device be by bolt, nut,
Plain washer and spring washer composition.
A kind of 6. antidetonation jet pump according to claim 4, it is characterised in that：Set between the working cavity and mixing chamber
It is equipped with pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720351312.6U CN206636848U (en) | 2017-04-06 | 2017-04-06 | A kind of antidetonation jet pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720351312.6U CN206636848U (en) | 2017-04-06 | 2017-04-06 | A kind of antidetonation jet pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206636848U true CN206636848U (en) | 2017-11-14 |
Family
ID=60248845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720351312.6U Expired - Fee Related CN206636848U (en) | 2017-04-06 | 2017-04-06 | A kind of antidetonation jet pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206636848U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005967A (en) * | 2017-12-07 | 2018-05-08 | 山西北方兴安化学工业有限公司 | A kind of smoke of gunpowder vacuum induction apparatus |
| WO2019146322A1 (en) * | 2018-01-24 | 2019-08-01 | 株式会社デンソー | Ejector |
| CN114542343A (en) * | 2020-11-26 | 2022-05-27 | 纬湃汽车电子(芜湖)有限公司 | Double-ejector pump, single-ejector pump and fuel supply system |
-
2017
- 2017-04-06 CN CN201720351312.6U patent/CN206636848U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108005967A (en) * | 2017-12-07 | 2018-05-08 | 山西北方兴安化学工业有限公司 | A kind of smoke of gunpowder vacuum induction apparatus |
| WO2019146322A1 (en) * | 2018-01-24 | 2019-08-01 | 株式会社デンソー | Ejector |
| CN114542343A (en) * | 2020-11-26 | 2022-05-27 | 纬湃汽车电子(芜湖)有限公司 | Double-ejector pump, single-ejector pump and fuel supply system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171114 Termination date: 20200406 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |