CN105834020B - The exit mechanism of discharge pipe in mixing head with nozzle - Google Patents
The exit mechanism of discharge pipe in mixing head with nozzle Download PDFInfo
- Publication number
- CN105834020B CN105834020B CN201610267702.5A CN201610267702A CN105834020B CN 105834020 B CN105834020 B CN 105834020B CN 201610267702 A CN201610267702 A CN 201610267702A CN 105834020 B CN105834020 B CN 105834020B
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- China
- Prior art keywords
- jet pipe
- feed inlet
- mixing head
- pipe
- discharge pipe
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
- B05B7/0416—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing one gas and one liquid
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- Nozzles (AREA)
Abstract
The invention discloses a kind of exit mechanisms of discharge pipe in mixing head with nozzle that can realize polyurethane materials even application, including：Nozzle mechanism is provided with outside the outlet of the discharge pipe of mixing head, structure includes：The jet pipe being fixed in mounting base, the air inlet being connected with high-pressure air source is offered in mounting base, the air cavity being connected with air inlet is provided between jet pipe and mounting base, the end set of the feed inlet end of jet pipe has several guiding grooves, every is oriented to groove with feed inlet tangentially in 30 °~60 ° of angle, mounting base is fixed on mixing head, the end of jet pipe feed inlet end compresses on the mixing head being sealed in outside discharge pipe outlet, and the outlet of discharge pipe and the feed inlet of jet pipe are docked and connected；When polyurethane materials are discharged from the outlet of mixing head, compressed air in air cavity can be sprayed by being oriented to groove to the feed inlet of jet pipe, to be sprayed outward from the spraying mouth of jet pipe again after so that polyurethane materials is atomized.
Description
Technical field
The present invention relates to polyurethane mixer technical fields, and in particular to the mixing head in polyurethane mixer.
Background technology
Polyurethane mixer is the main production equipments in polyurethane foam production line.A variety of polyurethane materials enter to mixed
It is mixed in the discharge pipe of mixing head in material machine, mixed polyurethane materials are straight from the outlet of the discharge pipe of mixing head
It connects and discharges.My company makes the boot spare wheel cover just in a automobile trunk spare tire cover plate of development ＆ production at present
The key of plate is：How mixed polyurethane materials to be equably sprayed on workpiece.
Invention content
The technical problem to be solved in the invention is：A kind of band spray that can realize polyurethane materials even application is provided
The exit mechanism of discharge pipe in the mixing head of mouth.
To solve the above problems, the technical solution adopted by the present invention is：The outlet of discharge pipe in mixing head with nozzle
Mechanism, including：The discharge pipe being arranged in mixing head is provided with nozzle mechanism outside the outlet of discharge pipe, nozzle mechanism
Structure includes：Jet pipe, one end of jet pipe is feed inlet, the other end is spraying mouth, and jet pipe is fixedly set in mounting base, mounting base
On offer the air inlet being connected with high-pressure air source, be provided between the outer wall and mounting base of jet pipe and be connected with air inlet
The end of cricoid air cavity, feed inlet one end of jet pipe has been arranged circumferentially several guiding grooves, and every is oriented to groove
Both ends are connected with the feed inlet of air cavity and jet pipe respectively, and every is oriented to groove with feed inlet tangentially in 30 °~60 ° of folder
Angle, the compressed air in air cavity can be sprayed by being oriented to groove to the feed inlet of jet pipe, and be entered in the feed inlet of jet pipe
Compressed air along same direction of rotation, the mounting base is fixedly mounted on mixing head, feed inlet one end of jet pipe
End compress be sealed on the mixing head outside the outlet of discharge pipe, the outlet of discharge pipe and the feed inlet of jet pipe are in succession
It is logical；When polyurethane materials are discharged from the outlet of discharge pipe, spraying into the compressed air in the feed inlet of jet pipe can make
Into the polyurethane materials atomization in the feed inlet of jet pipe, the polyurethane materials of atomization spray outward from the spraying mouth of jet pipe.
Further, in the mixing head above-mentioned with nozzle discharge pipe exit mechanism, wherein the outer wall and peace of jet pipe
It is fixed by thread seal between dress seat, inwardly tightening jet pipe can make the end compression of feed inlet one end of jet pipe be sealed in discharging
On mixing head outside the outlet of pipeline.
Further, in the mixing head above-mentioned with nozzle discharge pipe exit mechanism, wherein the outer wall and peace of jet pipe
It is additionally provided with sealing ring between dress seat.
Further, in the mixing head above-mentioned with nozzle discharge pipe exit mechanism, wherein the feed inlet of jet pipe is in
The bell mouth shape gradually narrowed from the outlet of discharge pipe to the spraying mouth direction of jet pipe.
Further, in the mixing head above-mentioned with nozzle discharge pipe exit mechanism, wherein the spraying mouth one of jet pipe
The end at end is arranged circumferentially 4~6 installation inclined-planes for being easily installed and dismantling.
Further, in the mixing head above-mentioned with nozzle discharge pipe exit mechanism, wherein the gas pressure in air cavity
Power is 0.8~1Mpa.
Further, in the mixing head above-mentioned with nozzle discharge pipe exit mechanism, wherein every be oriented to groove it is equal
With the feed inlet of jet pipe tangentially in 45 ° of angle.
Further, in the mixing head above-mentioned with nozzle discharge pipe exit mechanism, wherein the feed inlet one of jet pipe
The end at end has been arranged circumferentially 4 guiding grooves.
Further, in the mixing head above-mentioned with nozzle discharge pipe exit mechanism, wherein every guiding groove
The equal semicircular in shape in cross section.
It is an advantage of the invention that：Due to being provided with nozzle mechanism outside the outlet of discharge pipe, in nozzle mechanism in air cavity
Compressed air can be sprayed by being oriented to groove to the feed inlet of jet pipe, and spraying into the compressed air in the feed inlet of jet pipe can make
Polyurethane materials atomization in the feed inlet of jet pipe, the polyurethane materials discharged from the outlet of discharge pipe will be by mist
Spray from the spraying mouth of jet pipe after change, thus polyurethane materials can be equably sprayed on workpiece outward again, to for
The boot spare tire cover plate for making high-quality lays the first stone.
Description of the drawings
Fig. 1 is the structural schematic diagram of the exit mechanism of discharge pipe in the mixing head of the present invention with nozzle.
Fig. 2 is the arrangement schematic diagram for being oriented to groove in Fig. 1 on jet pipe.
Specific implementation mode
The present invention is described in further detail with preferred embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1 and Figure 2, in the mixing head with nozzle discharge pipe exit mechanism, including：It is arranged in mixing head 1
Discharge pipe 11, be provided with nozzle mechanism 2 outside the outlet 111 of discharge pipe 11, the structure of nozzle mechanism 2 includes：Jet pipe 3,
One end of jet pipe 3 is feed inlet 31, the other end is to spray mouth 32, and the feed inlet 31 of jet pipe 3 is in by discharge pipe in the present embodiment
The bell mouth shape that 11 outlet 111 is gradually narrowed to 32 direction of spraying mouth of jet pipe 3, using the feed inlet of such bell mouth shape
31 will preferably can guide from the polyurethane materials that the outlet of discharge pipe 11 111 is discharged to 32 direction of spraying mouth.Jet pipe 3 is fixed
It is sleeved in mounting base 4, the air inlet 41 being connected with high-pressure air source, the outer wall and mounting base of jet pipe 3 is offered in mounting base 4
The cricoid air cavity 5 being connected with air inlet 41 is provided between 4.The circumferentially uniform cloth in end of 31 one end of feed inlet of jet pipe 3
Several guiding grooves 33 are equipped with, are preferably arranged circumferentially four guiding grooves in the end of 31 one end of feed inlet of jet pipe 3
33.Being oriented to the quantity of groove 33 can specifically determine according to the caliber size of the feed inlet 31 of jet pipe 3.Every is oriented to groove 33
The equal semicircular in shape in cross section.The both ends of every guiding groove 33 are connected with the feed inlet 31 of air cavity 5 and jet pipe 3 respectively.Every
It is in 30 °~60 ° of angle with the tangential of the feed inlet of jet pipe 3 31 to be oriented to groove 33, every guiding groove 33 in the present embodiment
With the feed inlet of jet pipe 3 31 tangentially in 45 ° of angles.Compressed air in air cavity 5 can be sprayed by being oriented to groove 33 to spray
In the feed inlet 31 of pipe 3, and into the compressed air in the feed inlet 31 of jet pipe along same direction of rotation.The peace
Dress seat 4 is fixedly mounted on mixing head 1, and the end of 31 one end of feed inlet of jet pipe 3 compresses the outlet for being sealed in discharge pipe 11
On mixing head 1 outside 111, the outlet 111 of discharge pipe 11 is docked and connected with the feed inlet 31 of jet pipe 3；When polyurethane materials from
When the outlet 111 of discharge pipe 11 discharges, spraying into the compressed air in 3 feed inlet 31 of jet pipe can make into jet pipe 3
Polyurethane materials atomization in feed inlet 31, the polyurethane materials of atomization spray outward from the spraying mouth 32 of jet pipe 3.Every is led
To groove 33 with the feed inlet of jet pipe 31 tangentially in 45 ° of angles, the atomization of polyurethane materials can be more effectively improved in this way
Effect.In order to ensure polyurethane materials can be fully atomized, the gas pressure in air cavity 5 is 0.8~1Mpa.For the ease of dismantling,
It is sealed and is fixed by screw thread 7 between the outer wall of jet pipe 3 and mounting base 4 in the present embodiment, jet pipe 3 can be made by inwardly tightening jet pipe 3
The end of 31 one end of feed inlet compresses and is sealed on the mixing head 1 outside the outlet 111 of discharge pipe 11.In order to further increase spray
Leakproofness between pipe 3 and mounting base 4 is additionally provided with sealing ring 6 between the outer wall and mounting base 4 of jet pipe 3.In addition, in order into
One step is easy for removal and installation, and the end of 32 one end of spraying mouth of jet pipe 3 circumferentially has 4~6 to be easily installed and dismantle
Inclined-plane 34 is installed.
The advantage of the invention is that：Due to being provided with nozzle mechanism 2, nozzle mechanism 2 outside the outlet of discharge pipe 11 111
Compressed air in middle air cavity 5 can be sprayed by being oriented to groove 33 to the feed inlet 31 of jet pipe 3, be sprayed into the charging of jet pipe 3
Compressed air in mouth 31 can be such that the polyurethane materials in the feed inlet 31 of jet pipe 3 are atomized, from the outlet of discharge pipe 11 111
The polyurethane materials discharged are sprayed from the spraying mouth 32 of jet pipe 3 outward again after will being atomized, thus can be by poly- ammonia
Ester material is equably sprayed on workpiece, to lay the first stone for the boot spare tire cover plate of making high-quality.It is of the present invention
The mixing head with nozzle in the exit mechanism of discharge pipe be also applied for making the spraying of other polyurethane plate products.
Claims (9)
1. the exit mechanism of discharge pipe in the mixing head with nozzle, including：The discharge pipe being arranged in mixing head, feature
It is：Nozzle mechanism is provided with outside the outlet of discharge pipe, the structure of nozzle mechanism includes：One end of jet pipe, jet pipe is charging
Mouth, the other end are spraying mouth, and jet pipe is fixedly set in mounting base, and the air inlet being connected with high-pressure air source is offered in mounting base
Mouthful, the cricoid air cavity being connected with air inlet is provided between the outer wall and mounting base of jet pipe, feed inlet one end of jet pipe
End has been arranged circumferentially several guiding grooves, the both ends feed inlet phase with air cavity and jet pipe respectively of every guiding groove
Connection, it is in 30 °~60 ° of angle with the tangential of feed inlet that every, which is oriented to groove, and the compressed air in air cavity can pass through guiding
Groove is sprayed into the feed inlet of jet pipe, and enters the compressed air in the feed inlet of jet pipe along same direction of rotation,
The mounting base is fixedly mounted on mixing head, and the end of feed inlet one end of jet pipe compresses the outlet for being sealed in discharge pipe
On outer mixing head, the outlet of discharge pipe and the feed inlet of jet pipe are docked and connected；When polyurethane materials going out from discharge pipe
When mouth discharges, spraying into the compressed air in the feed inlet of jet pipe can make into the polyurethane materials in the feed inlet of jet pipe
Atomization, the polyurethane materials of atomization spray outward from the spraying mouth of jet pipe.
2. the exit mechanism of discharge pipe in the mixing head according to claim 1 with nozzle, it is characterised in that：Jet pipe
It is fixed by thread seal between outer wall and mounting base, inwardly tightening jet pipe can make the end compression of feed inlet one end of jet pipe close
It is enclosed on the mixing head outside the outlet of discharge pipe.
3. the exit mechanism of discharge pipe in the mixing head according to claim 1 or 2 with nozzle, it is characterised in that：Spray
It is additionally provided with sealing ring between the outer wall and mounting base of pipe.
4. the exit mechanism of discharge pipe in the mixing head according to claim 1 or 2 with nozzle, it is characterised in that：Spray
The bell mouth shape that the feed inlet of pipe is gradually narrowed in the spraying mouth direction from the outlet of discharge pipe to jet pipe.
5. the exit mechanism of discharge pipe in the mixing head according to claim 1 or 2 with nozzle, it is characterised in that：Spray
The end of spraying mouth one end of pipe is arranged circumferentially 4~6 installation inclined-planes for being easily installed and dismantling.
6. the exit mechanism of discharge pipe in the mixing head according to claim 1 or 2 with nozzle, it is characterised in that：Gas
The gas pressure of intracavitary is 0 .8~1Mpa.
7. the exit mechanism of discharge pipe in the mixing head according to claim 1 or 2 with nozzle, it is characterised in that：Often
Item is oriented to groove with the feed inlet of jet pipe tangentially in 45 ° of angle.
8. the exit mechanism of discharge pipe in the mixing head according to claim 1 or 2 with nozzle, it is characterised in that：Spray
The end of feed inlet one end of pipe has been arranged circumferentially 4 guiding grooves.
9. the exit mechanism of discharge pipe in the mixing head according to claim 1 or 2 with nozzle, it is characterised in that：Often
Item is oriented to the equal semicircular in shape in cross section of groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610267702.5A CN105834020B (en) | 2016-04-27 | 2016-04-27 | The exit mechanism of discharge pipe in mixing head with nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610267702.5A CN105834020B (en) | 2016-04-27 | 2016-04-27 | The exit mechanism of discharge pipe in mixing head with nozzle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105834020A CN105834020A (en) | 2016-08-10 |
| CN105834020B true CN105834020B (en) | 2018-09-07 |
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ID=56589206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610267702.5A Active CN105834020B (en) | 2016-04-27 | 2016-04-27 | The exit mechanism of discharge pipe in mixing head with nozzle |
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| Country | Link |
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| CN (1) | CN105834020B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112547335A (en) * | 2020-12-25 | 2021-03-26 | 张家港力勤机械有限公司 | Atomizing and spraying device matched with mixing head in spraying type plate foaming machine |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2710398B2 (en) * | 1989-04-14 | 1998-02-10 | 株式会社いけうち | Two-fluid nozzle |
| US7220457B2 (en) * | 2002-06-06 | 2007-05-22 | Anderson Steven R | Air atomizing assembly and method and system of applying an air atomized material |
| CN2617475Y (en) * | 2003-01-04 | 2004-05-26 | 温州市海峰聚氨酯成套设备有限公司 | Pouring head device of polyurethane foaming apparatus |
| CN100387357C (en) * | 2005-11-25 | 2008-05-14 | 保定天威集团有限公司 | Circular spray type spray nozzle |
| CN101683636A (en) * | 2008-09-23 | 2010-03-31 | 亮佳贸易有限公司 | Liquid-gas mixing nozzle structure |
| CN201841069U (en) * | 2010-08-23 | 2011-05-25 | 四川蓥峰实业有限公司 | Atomizing spray gun sprayer |
| CN201880628U (en) * | 2010-12-20 | 2011-06-29 | 昆明理工大学 | Internal mixing type air atomizing nozzle |
| CN103008136A (en) * | 2012-12-28 | 2013-04-03 | 山西泰来鸿纳科技有限公司 | Atomizer for air purification |
| CN203461526U (en) * | 2013-09-22 | 2014-03-05 | 彭江优 | Pneumatic material suction machine |
| CN104147733A (en) * | 2014-07-31 | 2014-11-19 | 成都自能消防设备有限公司 | Gas-liquid mixing device |
| CN204074327U (en) * | 2014-08-06 | 2015-01-07 | 高晓扬 | Atomization core |
| CN205613607U (en) * | 2016-04-27 | 2016-10-05 | 张家港力勤机械有限公司 | Take exit mechanism of interior ejection of compact pipeline of mixing head of nozzle |
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2016
- 2016-04-27 CN CN201610267702.5A patent/CN105834020B/en active Active
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| Publication number | Publication date |
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| CN105834020A (en) | 2016-08-10 |
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