CN202105757U - Multi-head spray gun cleaning structure - Google Patents
Multi-head spray gun cleaning structure Download PDFInfo
- Publication number
- CN202105757U CN202105757U CN2011200985518U CN201120098551U CN202105757U CN 202105757 U CN202105757 U CN 202105757U CN 2011200985518 U CN2011200985518 U CN 2011200985518U CN 201120098551 U CN201120098551 U CN 201120098551U CN 202105757 U CN202105757 U CN 202105757U
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- China
- Prior art keywords
- cylinder
- liquid
- spray gun
- nozzles
- cleaning
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- Expired - Fee Related
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Abstract
The utility model discloses a multi-head spray gun cleaning structure including a liquid-control valve core of a multi-head spray gun, a cylinder, an end cover and springs. An air cleaning device for cleaning nozzles of multi heads of the spray gun is arranged on the cylinder of the multi-head spray gun. An air channel communicative with the cylinder is arranged next to the cylinder, and through holes communicative with the nozzles of the heads are arranged on the axle center of the liquid-control valve core. When a liquid control valve is closed to control air, the liquid-control valve core moves downwards under spring force to close a liquid channel and open cleaning air channel. And, when high pressure cleaning air is released, air flows to the nozzles via through holes, finally reaches the nozzles, cleans the nozzles, and blows liquid and sticky residue out of nozzles, thereby ensuring that nozzles are not blocked. The cleaning structure is simple in structure, easy for manufacture, excellent in cleaning effects, and high in versatility, and is easy to realize standardized process and assemble.
Description
Technical field
The utility model relates to a kind of many shower nozzles spray gun, and a kind of bull spray gun that particularly is used to push up the spray drying granulation of ejection carries out the spray gun structure of clean.
Technical background
In existing spray granulation; Have and use the bull spray gun that the end powder that some solution or suspension maybe will be in fluidized state through the dry granulating of thermal current after with gas atomization is binded the back through the dry granulating of thermal current; The bull spray gun is used in large-scale production equipment; Spouting liquid and spray angle are big, can enhance productivity and product quality; The structure of this bull spray gun is such; Multiple nozzle cluster is arranged on valve body lower portion; Middle part at valve body is provided with through hole; Offer atomizing work air flue be provided with passage and the passage of hydraulic fluid in a side of valve body below, be provided with liquid-controlling valve switch air flue in the upper end of hydraulic fluid passage at hydraulic fluid; Liquid-controlling valve core and cylinder also are set in valve body; Cylinder and liquid-controlling valve core are installed on the valve body, at the end of cylinder the tail cap of band spring base are arranged, simultaneously the tail cap cylinder that has pair spring to play the guiding role; Spring one end is resisted against the spring base of tail cap; One end is resisted against liquid-controlling valve core one end, and the end face that is resisted against the liquid-controlling valve core simultaneously also is provided with the cylinder boss to the spring guiding, and boss carries out spacing to spring; The liquid-controlling valve mandrel is shaft-like to the other end of direction, and this stem portion can be slided in valve body, and is provided with sealing ring in the lower end of stem portion the shower nozzle fluid passage is carried out switch; When work time, open and open control gas behind the atomizing work gas again and promote elastic force that the liquid-controlling valve core overcomes spring to the compression of tail cap direction, open the hydraulic fluid passage, hydraulic fluid flows to nozzle through fluid passage, forms atomizing particle.Yet; Because the partially liq stickiness is bigger, form " bridging " phenomenon through having behind the nozzle on the wall all around that partly is bonded at nozzle, will cause the passage of nozzle more and more littler in the course of time; Cause spray nozzle clogging; And when work such as portion nozzle blocked being difficult for come to light, and the result has influenced the finished product rate greatly, to such an extent as to influence promoting the use of of bull spray gun; And stop up the back block clearing and need take out, split open and unload the back and clean logical stifledly, time-consuming and influence is produced.
Therefore, need improve, realize that the noresidue of bull spray gun piles up, be easy to the device that the deposit to the bull spray gun cleans simultaneously the structure of bull spray gun.
The utility model content
In view of this, the utility model provides a kind of bull spray gun cleaning structure, through a ventilation air flue is set; When the bull spray gun is idle; Open air flue, let the air-flow of air flue that the nozzle of bull spray gun is carried out scavenging, let the product liquid that remains in around the nozzle can not be trapped on the nozzle; Reach the purpose of cleaning nozzle; This applicability that makes things convenient for simple in structure is very strong.
The cleaning structure of the bull spray gun of the utility model comprises bull spray gun liquid-controlling valve core, cylinder, tail cap, spring; Said cylinder at the bull spray gun is provided with the scavenging arrangement that the bull nozzle is cleaned.
Further, said scavenging arrangement setting is such, offers an air flue that communicates with cylinder on the next door of said cylinder, and said liquid-controlling valve mandrel has through hole and communicates with the nozzle of shower nozzle and link to each other with the air flue of offering on direction; The structure that is provided with like this is convenient to gases at high pressure and is flowed to shower nozzle through the through hole in air flue and the liquid-controlling valve core, arrives each nozzle at last, and each nozzle is cleaned, and blows out the liquid residue that rests on the nozzle, reaches to guarantee the not blocked purpose of nozzle.
Further; There is cylinder boss the cylindrical end that in the said tail cap spring is play the guiding role; Be provided with O type ring recess at this cylinder boss, be provided with sealing ring in the groove, the cylinder that said liquid-controlling valve core top play the guiding role to spring offers the counterbore that matches with cylinder boss.When the purpose that sealing is set is that bull rifle head carries out hydrojet work; When the gas that control gas passage is come in was pressed to the tail cap to the liquid-controlling valve core, the counterbore on the liquid-controlling valve core matched with the cylinder boss on cylinder top, and sealing ring seals; Do not allow the anti-blocking air flue of flow direction, the lotion body flows backwards.
The beneficial effect of the utility model: the cleaning structure of the bull spray gun of the utility model, out-of-work the time, open anti-blocking air flue; Let gases at high pressure that many spray nozzles are carried out cleaning action; The purpose of reach not residual liquid and non-caked " bridging " of nozzle fluid passage, stopping up the utlity model has simple in structurely, is convenient to make; The cleaning good effectiveness has stronger versatility simultaneously and is easy to realize standardization processing and assembling.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
Figure is the structural representation of the utility model;
Specific embodiment
Be illustrated as the structural representation of the utility model, as shown in the figure: the bull spray gun cleaning structure of present embodiment comprises the bull spray gun; Said bull spray gun includes shower nozzle 1, valve body 2, tail cap 7; Nozzle 11, spring 8, liquid-controlling valve core 10 and cylinder 9, tail cap 7 are fixedly installed on an end of cylinder; Cylinder and valve body 2 tight fits, valve body lower end is connected with shower nozzle 1; Work fluid passage 3 and work air flue 13, be provided with liquid-controlling valve switch air flue 4 in work fluid passage 3 upper ends; Shower nozzle 1 is fixedly mounted on the valve body 2, a plurality of nozzles 11. is installed on the shower nozzle is provided with anti-blocking tracheae 5 in a side of cylinder 9, and anti-blocking tracheae 5 is fixed on the cylinder 9 through screw thread.In cylinder 9, be provided with liquid-controlling valve core 10 in axial sliding, the axial stem portion of liquid-controlling valve core 10 and valve body 2 inwalls are slidingly matched, and can on valve body, endwisely slip.The radial direction of liquid-controlling valve core cooperates with cylinder is removable, in cylinder, slides up and down, and has through hole at the axial direction of liquid-controlling valve core; There is the counterbore bigger than through-hole diameter on liquid-controlling valve core through hole top; This through hole one end communicates with each nozzle of shower nozzle, and the other end communicates with anti-blocking tracheae, and tail cap 7 is provided with spring base; The barrel portion end that spring 8 is led is furnished with cylinder boss; Cylinder boss is provided with O type ring recess, this cylinder boss with liquid-controlling valve core top on counterbore match, the O type ring recess on cylinder boss is furnished with sealing ring.End near shower nozzle is furnished with sealing ring in the piston lower end simultaneously, forms hermetically-sealed construction with the shower nozzle fluid passage.
The cleaning structure operation principle of this bull spray gun is such: in the time of needs spraying work, open atomization gas and control gas, the gas of switch air flue 4 gets into; Promote the liquid-controlling valve core and move to tail cap direction, the cylinder boss of the cylindrical end on the counterbore through liquid-controlling valve core upper end and the tail cap cooperates, and the while sealing ring seals; Liquid can not flow to anti-blocking air flue, and the passage of hydraulic fluid is opened away from shower nozzle in liquid-controlling valve core bar shape end simultaneously; Hydraulic fluid flows to shower nozzle; And each nozzle, under the effect of atomization gas, make the atomization of liquid.When needs clean nozzle, closing control gas, the control spool moves down under the promotion of spring force; Close the fluid passage passage, be communicated with anti-blocking air flue, opened anti-blocking air flue; Make gases at high pressure carry out scavenging to each nozzle of shower nozzle; Blow out residual liquid on the nozzle and adhesive, thereby the cleaning of assurance nozzle is achieved online cleaning; Begin spraying work again.Make to produce to be able to smoothness, product quality is able to guarantee.
Explanation is at last; Above embodiment is only unrestricted in order to the technical scheme of explanation the utility model; Although with reference to preferred embodiment the utility model is specified, those of ordinary skill in the art should be appreciated that and can make amendment or be equal to replacement the technical scheme of the utility model; And not breaking away from the aim and the scope of the utility model technical scheme, it all should be encompassed in the middle of the claim scope of the utility model.
Claims (3)
1. a bull spray gun cleaning structure comprises bull spray gun liquid-controlling valve core, cylinder, tail cap, spring; Said cylinder at the bull spray gun is provided with the scavenging arrangement that the bull nozzle is cleaned.
2. bull spray gun cleaning structure according to claim 1; It is characterized in that: said scavenging arrangement setting is such; Offer an air flue that communicates with cylinder on the next door of said cylinder, said liquid-controlling valve mandrel has through hole and communicates with the nozzle of shower nozzle and link to each other with the air flue of offering on direction.
3. bull spray gun cleaning structure according to claim 2; It is characterized in that: there is cylinder boss the cylindrical end that in the said tail cap spring is play the guiding role; Be provided with O type ring recess at this cylinder boss; Sealing ring is installed in the groove, and the cylinder that said liquid-controlling valve core top play the guiding role to spring offers the counterbore that matches with cylinder boss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200985518U CN202105757U (en) | 2011-04-06 | 2011-04-06 | Multi-head spray gun cleaning structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200985518U CN202105757U (en) | 2011-04-06 | 2011-04-06 | Multi-head spray gun cleaning structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202105757U true CN202105757U (en) | 2012-01-11 |
Family
ID=45431206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200985518U Expired - Fee Related CN202105757U (en) | 2011-04-06 | 2011-04-06 | Multi-head spray gun cleaning structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202105757U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104977132A (en) * | 2015-07-21 | 2015-10-14 | 闫凯 | Hand-held waterproof test device |
| CN108043614A (en) * | 2017-12-28 | 2018-05-18 | 浙江农林大学 | Automatic liquid coating flow control type spray gun |
| CN113275248A (en) * | 2021-06-03 | 2021-08-20 | 邵梅华 | Feed production and preparation process |
| CN115805161A (en) * | 2023-02-03 | 2023-03-17 | 东莞市喜成电子科技有限公司 | Spraying robot |
-
2011
- 2011-04-06 CN CN2011200985518U patent/CN202105757U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104977132A (en) * | 2015-07-21 | 2015-10-14 | 闫凯 | Hand-held waterproof test device |
| CN108043614A (en) * | 2017-12-28 | 2018-05-18 | 浙江农林大学 | Automatic liquid coating flow control type spray gun |
| CN113275248A (en) * | 2021-06-03 | 2021-08-20 | 邵梅华 | Feed production and preparation process |
| CN115805161A (en) * | 2023-02-03 | 2023-03-17 | 东莞市喜成电子科技有限公司 | Spraying robot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120111 Termination date: 20140406 |