CN116984138A - Spraying device with partial pressure flushing function - Google Patents
Spraying device with partial pressure flushing function Download PDFInfo
- Publication number
- CN116984138A CN116984138A CN202310954019.9A CN202310954019A CN116984138A CN 116984138 A CN116984138 A CN 116984138A CN 202310954019 A CN202310954019 A CN 202310954019A CN 116984138 A CN116984138 A CN 116984138A
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- China
- Prior art keywords
- spray
- hole
- compressed air
- needle
- gun body
- 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
- 238000005507 spraying Methods 0.000 title claims abstract description 32
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 20
- 239000007921 spray Substances 0.000 claims abstract description 106
- 239000007788 liquid Substances 0.000 claims abstract description 50
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims description 27
- 238000009434 installation Methods 0.000 claims description 9
- 238000007493 shaping process Methods 0.000 claims description 8
- 239000011550 stock solution Substances 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 5
- 239000004809 Teflon Substances 0.000 claims description 3
- 229920006362 Teflon® Polymers 0.000 claims description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 2
- 241001330002 Bambuseae Species 0.000 claims description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 2
- 239000011425 bamboo Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 239000002537 cosmetic Substances 0.000 description 3
- 239000003595 mist Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000000049 pigment Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 210000005239 tubule Anatomy 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- B05B7/12—Spray pistols; Apparatus for discharge designed to control volume of flow, e.g. with adjustable passages
Landscapes
- Nozzles (AREA)
Abstract
The invention discloses a spraying device with a partial pressure flushing function, and relates to the field of sprayer design, comprising a spraying head, wherein a spraying cap is sleeved at the left end of the spraying head, and a conical narrowing hole is formed in the inner side of the spraying cap; the spray head comprises a gun body, a spray nozzle, a spray needle and a steel needle lock nut; the middle part of the gun body is provided with a through hole, and the left end of the nozzle is arranged in the conical narrowing hole in a clearance fit way; the spray needle is installed in the through hole in a sliding fit manner, and the steel needle locking nut is fixedly installed at the right end of the spray needle; the gun body is internally provided with a compressed air inlet and a compressed air diversion opening, the outer end of the compressed air diversion opening is connected with a liquid storage bottle, the upper side of the gun body is fixedly provided with a liquid inlet, the inner end of the liquid inlet is communicated with a through hole, and the outer end of the liquid inlet is connected with the liquid storage bottle; compared with the prior art, the invention can play a role in preventing blockage in flushing by dividing the compressed air, and the output speeds of the compressed air and the spray can be adjusted, thereby being convenient for practical use.
Description
Technical Field
The invention relates to the field of sprayer design, in particular to a spraying device with a partial pressure flushing function.
Background
The spraying is artificial mist generation. In short, the high-pressure system sprays liquid in the form of very fine water particles, and the very fine artificial fog particles can drift for a long time and suspend in the air, so that a white fog-like peculiar appearance is formed, and the effect of the natural fog is very similar, so that the spray is obtained. A spray is a mixture of tiny particles suspended in a gas (e.g., air), which may be tiny droplets of water or pigment. The sprayer is a short term of spraying equipment, and is an appliance for making liquid medicine or other liquid into mist by utilizing the suction effect and uniformly spraying the mist onto other objects, and consists of a device for compressing air, a tubule, a nozzle and the like.
The effect of atomizer on the market is with the liquid blowout in the stock solution bottle, but to cosmetic product, many cosmetic products can be sticky relatively, and the thick liquid can cause the jam to the nozzle relatively, and atomizer on the market does not have the mechanism of washing for the nozzle is inside, leads to all unable liquid in the stock solution bottle in many times, in case the atomizer can't spout, will directly regard as the product to run out, carries out holistic change, can cause a large amount of wastes of cosmetic products like this.
At present, in order to realize the spray output of viscous liquid, a compressed air auxiliary nozzle is used for spraying, the gap between the nozzle and the shell can be used for outputting compressed air, and the liquid at the nozzle can be brought out for spray diffusion, for example, in the prior art (bulletin number: CN202465550U, bulletin day: 2012.10.03), a novel sprayer is disclosed, a compressed air pipeline is added, so that the coating agent is uniformly sprayed and does not block, and the coating quality in the working process is ensured; however, the viscous liquid still has a condition that the viscous liquid is easy to be blocked in the nozzle internal channel, so that partial pressure and flow distribution of the compressed air are needed, the separated compressed air can be used for pressurizing the inside of the liquid storage bottle, and the viscous liquid blocked in the nozzle and the nozzle internal channel can be quickly flushed and cleaned.
Disclosure of Invention
The invention provides a technical scheme capable of solving the problems in order to overcome the defects of the prior art.
The spray device with the partial pressure flushing function comprises a spray head, wherein a spray cap is sleeved at the left end of the spray head, a spray output cylinder is formed at the left end of the spray cap, and a conical narrowing hole is formed at the inner side of the spray output cylinder;
the spray head comprises a gun body, a spray nozzle, a spray needle and a steel needle lock nut;
the middle part of the gun body is provided with a through hole, the nozzle is fixedly arranged at the left end of the through hole, and the left end of the nozzle is arranged in the conical narrowing hole in a clearance fit manner;
the axis of the nozzle is provided with a plugging hole with a narrow left and a wide right, the spray needle is installed in the plugging hole and the through hole in a sliding fit manner, the left end of the spray needle is provided with a cone, the plugging hole is plugged when the cone slides leftwards, and the steel needle locking nut is fixedly installed at the right end of the spray needle;
the shaping has compressed air inlet and compressed air split port in the body of the rifle, and the fit clearance department between spray cap and the nozzle is all let in to compressed air inlet and compressed air split port's inner end, and compressed air inlet's outer end is connected with compressed air, and compressed air split port's outer end is connected with the stock solution bottle, and the upside fixed mounting of body of the rifle has the inlet, and the inner end of inlet lets in the fit clearance department between through-hole and the needle, and the outer end of inlet links to each other with the stock solution bottle.
As a further scheme of the invention: the outer side of the left end of the gun body is cylindrical, and the spray cap is sleeved and arranged on the outer side of the left end of the gun body;
the outside shaping of spouting the cap right-hand member has a plurality of screw hole, and mutual circular array arranges between a plurality of screw hole, and the guide slot pin is installed in screw hole internal screw cooperation, and the outside shaping of rifle body has a plurality of slip guide slot, and mutual circular array arranges between a plurality of slip guide slot, and the inner end one-to-one slip fit of guide slot pin is installed in the slip guide slot.
As a further scheme of the invention: the outside cover of spray cap right-hand member is established and is installed the decorative circle, and the decorative circle covers a plurality of screw hole and sets up.
As a further scheme of the invention: at least two annular sealing grooves are formed in the outer side of the left end of the gun body, sealing rings are installed in the annular sealing grooves in a matched mode, and the outer sides of the sealing rings are installed in the spray cap in a tight fit mode.
As a further scheme of the invention: the spray head is still including baffle installation fixed plate, slide and reset spring, the equal fixedly connected with registration arm of right-hand member of compressed air import and compressed air split inlet, the right-hand member of registration arm leads to out the body of a gun setting, baffle installation fixed plate fixed mounting is on the registration arm, the shaping has two at least sliding holes on the slide, registration arm one-to-one sliding fit installs in the sliding hole, slide fixed mounting is in steel needle lock nut's left side, reset spring butt is installed between slide and baffle installation fixed plate, reset spring cover is established and is installed on one of them registration arm.
As a further scheme of the invention: the right side of rifle body still fixed mounting has the bracing piece, and bracing piece sliding fit installs in one of them sliding hole on the slide, and the right-hand member and the baffle installation fixed plate of bracing piece are fixed connection each other.
As a further scheme of the invention: the sliding plate is provided with an inner hexagonal positioning groove, the right end of the spray needle is sleeved with a sliding rod, the outer side of the left end of the sliding rod is provided with a nut, the nut is installed in the inner hexagonal positioning groove in a clearance fit mode, the side edge of the right end of the sliding rod is provided with a locking slot, a steel needle locking nut is installed at the right end of the sliding rod in a threaded mode, and after the steel needle locking nut is locked, the locking slot is driven to deform inwards to press the spray needle.
As a further scheme of the invention: the bottom side of the liquid storage bottle is provided with an air inlet and a water outlet, the inner end of the air inlet is communicated with the upper end of the inner side of the liquid storage bottle, the outer end of the air inlet is connected with the compressed air diversion port, and the water outlet is connected with the liquid inlet.
As a further scheme of the invention: the middle part shaping of spouting the cap has the wide transitional cone face in left and right sides, and the transitional cone face sets up between atomising head and spray output section of thick bamboo.
As a further scheme of the invention: the nozzle is installed in the left end of through-hole through the screw thread cooperation, and the sealing washer fastening screw is installed through the screw thread cooperation to the right-hand member of through-hole, and the right-hand member of nozzle wears to establish to install in the sealing washer fastening screw, installs the teflon sealing washer between through-hole and the sealing washer fastening screw close-fitting.
Compared with the prior art, the invention has the beneficial effects that:
1. the compressed air is split, so that the spraying can play a role in flushing at the same time, and the spray is convenient for practical use;
2. compressed air can enter a fit clearance between the spray cap and the spray nozzle through the compressed air inlet, the spray nozzle can be close to or far away from the conical narrowing hole along with the position adjustment of the spray cap, the compressed air can be output from the conical narrowing hole, and meanwhile, the air pressure during the output of the compressed air can be adjusted;
3. compressed air in the fit clearance between the spray cap and the spray nozzle can be introduced into the liquid storage bottle through the compressed air shunt opening, so that the liquid storage bottle is pressurized, liquid output is realized, liquid can enter into the fit clearance between the through hole and the spray needle through the liquid inlet, the position of the spray needle can be adjusted through the steel needle locking nut, and the spray nozzle output spraying quantity can be controlled.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained according to these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic view of the structure of the invention when the liquid storage bottle is hidden;
fig. 3 is a schematic diagram of the explosive structure of fig. 2.
The figure shows: 1. a spray head; 1.1, a gun body; 1.2, a nozzle; 1.3, a spray needle; 1.4, locking the nut with a steel needle; 1.5, installing a baffle plate on the fixed plate; 1.6, a sliding plate; 1.7, a return spring; 2. a spray cap; 3. a spray output cylinder; 4. a tapered narrowing bore; 5. a through hole; 6. a plug hole; 7. a cone; 8. a compressed air inlet; 9. a compressed air shunt port; 10. a liquid storage bottle; 11. a liquid inlet; 12. screw holes; 13. guide slot pins; 14. a sliding guide groove; 15. a decorative ring; 16. an annular seal groove; 17. a seal ring; 18. a positioning tube; 19. a sliding hole; 20. a support rod; 21. an inner hexagonal positioning groove; 22. a slide bar; 23. a nut; 24. locking and slotting; 25. an air inlet; 26. a water outlet; 27. a transitional conical surface; 28. the sealing ring fastens the screw.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown.
The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.
All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 1-3, the spraying device with the partial pressure flushing function comprises a spraying head 1, wherein a spraying cap 2 is sleeved at the left end of the spraying head 1, a spraying output cylinder 3 is formed at the left end of the spraying cap 2, and a conical narrowing hole 4 is formed at the inner side of the spraying output cylinder 3;
the spray head 1 comprises a gun body 1.1, a spray nozzle 1.2, a spray needle 1.3 and a steel needle lock nut 1.4;
the middle part of the gun body 1.1 is provided with a through hole 5, the nozzle 1.2 is fixedly arranged at the left end of the through hole 5, and the left end of the nozzle 1.2 is arranged in the conical narrowing hole 4 in a clearance fit manner;
the axis of the nozzle 1.2 is provided with a plugging hole 6 with narrow left and wide right, the spray needle 1.3 is installed in the plugging hole 6 and the through hole 5 in a sliding fit manner, the left end of the spray needle 1.3 is provided with a cone 7, the plugging hole 6 is plugged when the cone 7 slides leftwards, and the steel needle lock nut 1.4 is fixedly installed at the right end of the spray needle 1.3;
the gun body 1.1 is internally provided with a compressed air inlet 8 and a compressed air diversion opening 9, the inner ends of the compressed air inlet 8 and the compressed air diversion opening 9 are respectively led into a fit clearance between the spray cap 2 and the spray nozzle 1.2, the outer end of the compressed air inlet 8 is connected with compressed air, the outer end of the compressed air diversion opening 9 is connected with a liquid storage bottle 10, the upper side of the gun body 1.1 is fixedly provided with a liquid inlet 11, the inner end of the liquid inlet 11 is led into the fit clearance between the through hole 5 and the spray needle 1.3, and the outer end of the liquid inlet 11 is connected with the liquid storage bottle 10;
the principle is as follows: compressed air can enter the fit clearance between the spray cap 2 and the spray nozzle 1.2 through the compressed air inlet 8, along with the position adjustment of the spray cap 2, the spray nozzle 1.2 can be close to or far away from the conical narrowing hole 4, compressed air can be output from the conical narrowing hole 4, meanwhile, the air pressure during compressed air output can be adjusted, compressed air in the fit clearance between the spray cap 2 and the spray nozzle 1.2 can be introduced into the liquid storage bottle 10 through the compressed air split port 9, the liquid storage bottle 10 is pressurized, liquid output is achieved, liquid can enter the fit clearance between the through hole 5 and the spray needle 1.3 through the liquid inlet 11, the position of the spray needle 1.3 can be adjusted through the steel needle locking nut 1.4, the spray quantity of the spray nozzle 1.2 is controlled, the effect of flushing can be achieved through the mode of splitting the compressed air, the speed of the compressed air and the spray output can be adjusted, and the spray output is convenient for practical use.
As a further scheme of the invention: the outer side of the left end of the gun body 1.1 is cylindrical, and the spray cap 2 is sleeved and arranged on the outer side of the left end of the gun body 1.1;
the outer side of the right end of the spray cap 2 is provided with a plurality of screw holes 12 in a forming manner, the plurality of screw holes 12 are arranged in a circular array, guide slot pins 13 are arranged in the screw holes 12 in a spiral fit manner, the outer side of the gun body 1.1 is provided with a plurality of sliding guide slots 14 in a forming manner, the plurality of sliding guide slots 14 are arranged in a circular array, and the inner ends of the guide slot pins 13 are arranged in the sliding guide slots 14 in a one-to-one corresponding sliding fit manner; the speed of compressed air output can be realized through the mode of twisting the spray cap 2, and when the spray cap 2 is twisted, the spray cap 2 can realize position adjustment through the sliding fit of the guide slot pin 13 in the sliding guide slot 14, so that the flushing pressure can be conveniently adjusted.
As a further scheme of the invention: the outer side of the right end of the spray cap 2 is sleeved with a decorative ring 15, and the decorative ring 15 is arranged to cover a plurality of screw holes 12; can play a decorative role and can provide effective protection for the guide slot pin 13.
As a further scheme of the invention: at least two annular sealing grooves 16 are formed on the outer side of the left end of the gun body 1.1, sealing rings 17 are installed in the annular sealing grooves 16 in a matched mode, and the outer sides of the sealing rings 17 are installed in the spray cap 2 in a tight fit mode; the sealing effect of the spray cap 2 is better, and compressed air cannot leak from the fit clearance between the gun body 1.1 and the spray cap 2.
As a further scheme of the invention: the spray head 1 further comprises a baffle mounting fixing plate 1.5, a sliding plate 1.6 and a return spring 1.7, wherein the right ends of the compressed air inlet 8 and the compressed air shunt opening 9 are fixedly connected with a positioning pipe 18, the right end of the positioning pipe 18 is communicated with the gun body 1.1, the baffle mounting fixing plate 1.5 is fixedly mounted on the positioning pipe 18, at least two sliding holes 19 are formed in the sliding plate 1.6, the positioning pipes 18 are mounted in a one-to-one sliding fit manner in the sliding holes 19, the sliding plate 1.6 is fixedly mounted on the left side of the steel needle locking nut 1.4, the return spring 1.7 is mounted between the sliding plate 1.6 and the baffle mounting fixing plate 1.5 in an abutting manner, and the return spring 1.7 is sleeved on one of the positioning pipes 18; when pushing slide 1.6, slide 1.6 can drive needle 1.3 through steel needle lock nut 1.4 and remove to the right, and then let cone 7 keep away from spliced eye 6, realizes the effect that increases the spraying volume, when loosening slide 1.6, slide 1.6 can reset through reset spring 1.7, and then realizes the effect of conveniently adjusting the spraying volume.
As a further scheme of the invention: the right side of the gun body 1.1 is also fixedly provided with a supporting rod 20, the supporting rod 20 is arranged in one of the sliding holes 19 on the sliding plate 1.6 in a sliding fit manner, and the right end of the supporting rod 20 is fixedly connected with the baffle installation fixing plate 1.5; the stability of the slide 1.6 in pressing and resetting can be ensured.
As a further scheme of the invention: the sliding plate 1.6 is provided with an inner hexagonal positioning groove 21, the right end of the spray needle 1.3 is sleeved with a sliding rod 22, the outer side of the left end of the sliding rod 22 is provided with a nut 23, the nut 23 is arranged in the inner hexagonal positioning groove 21 in a clearance fit manner, the side edge of the right end of the sliding rod 22 is provided with a locking slot 24, the steel needle locking nut 1.4 is arranged at the right end of the sliding rod 22 in a threaded fit manner, and the locking slot 24 is driven to deform inwards to compress the spray needle 1.3 after the steel needle locking nut 1.4 is locked; the steel needle lock nut 1.4 realizes the locking with the needle 1.3 through the slide bar 22, and simultaneously the nut 23 can cooperate to install in the interior hexagonal constant head tank 21 of slide 1.6, when pressing and adjusting the flushing pressure, the needle 1.3 can not take place to rotate, and stability is higher.
As a further scheme of the invention: the bottom side of the liquid storage bottle 10 is provided with an air inlet 25 and a water outlet 26, the inner end of the air inlet 25 is communicated with the upper end of the inner side of the liquid storage bottle 10, the outer end of the air inlet 25 is connected with the compressed air diversion port 9, and the water outlet 26 is connected with the liquid inlet 11; when the inside of the liquid storage bottle 10 is pressurized, the liquid in the liquid storage bottle 10 can be output through the water outlet 26.
As a further scheme of the invention: the middle part of the spray cap 2 is formed with a transition conical surface 27 with narrow left and wide right, and the transition conical surface 27 is arranged between the spray head 1 and the spray output cylinder 3; the spray cap 2 is transited to the spray output cylinder 3 through the arrangement of the transition conical surface 27, so that the strength of the spray cap 2 can be effectively improved.
As a further scheme of the invention: the nozzle 1.2 is arranged at the left end of the through hole 5 in a threaded fit manner, the right end of the through hole 5 is provided with a sealing ring fastening screw 28 in a threaded fit manner, the right end of the spray needle 1.3 is arranged in the sealing ring fastening screw 28 in a penetrating manner, and a teflon sealing ring 29 is arranged between the through hole 5 and the sealing ring fastening screw 28 in a tight fit manner; the left-right movement of the spray needle 1.3 is more stable, the spray quantity is convenient to control, the sealing effect between the right end of the spray needle 1.3 and the through hole 5 is better, and liquid cannot overflow from the right end of the through hole 5.
The present embodiment is not limited in any way by the shape, material, structure, etc. of the present invention, and any simple modification, equivalent variation and modification made to the above embodiments according to the technical substance of the present invention are all included in the scope of protection of the technical solution of the present invention.
Claims (10)
1. The utility model provides a take partial pressure to wash atomizer of function, includes atomising head (1), and spray cap (2), its characterized in that are installed to the left end cover of atomising head (1):
a spray output cylinder (3) is formed at the left end of the spray cap (2), and a conical narrowing hole (4) is formed at the inner side of the spray output cylinder (3);
the spray head (1) comprises a gun body (1.1), a spray nozzle (1.2), a spray needle (1.3) and a steel needle lock nut (1.4);
the middle part of the gun body (1.1) is provided with a through hole (5), the nozzle (1.2) is fixedly arranged at the left end of the through hole (5), and the left end of the nozzle (1.2) is arranged in the conical narrowing hole (4) in a clearance fit manner;
the axis of the nozzle (1.2) is provided with a plugging hole (6) with narrow left and wide right, the needle (1.3) is installed in the plugging hole (6) and the through hole (5) in a sliding fit manner, the left end of the needle (1.3) is provided with a cone (7), the plugging hole (6) is plugged when the cone (7) slides leftwards, and the steel needle lock nut (1.4) is fixedly installed at the right end of the needle (1.3);
the inside of the gun body (1.1) is provided with a compressed air inlet (8) and a compressed air split-flow port (9), the inner ends of the compressed air inlet (8) and the compressed air split-flow port (9) are both led into a fit clearance between the spray cap (2) and the spray nozzle (1.2), the outer end of the compressed air inlet (8) is connected with compressed air, the outer end of the compressed air split-flow port (9) is connected with a liquid storage bottle (10), the upper side of the gun body (1.1) is fixedly provided with a liquid inlet (11), and the inner end of the liquid inlet (11) is led into the fit clearance between the through hole (5) and the spray needle (1.3), and the outer end of the liquid inlet (11) is connected with the liquid storage bottle (10).
2. The spraying device with partial pressure flushing function according to claim 1, wherein: the outer side of the left end of the gun body (1.1) is in a cylinder shape, and the spray cap (2) is sleeved and arranged on the outer side of the left end of the gun body (1.1);
the outside shaping of spouting cap (2) right-hand member has a plurality of screw hole (12), and mutual circular array arranges between a plurality of screw hole (12), and guide slot pin (13) are installed in screw cooperation in screw hole (12), and the outside shaping of rifle body (1.1) has a plurality of slip guide slot (14), and mutual circular array arranges between a plurality of slip guide slot (14), and the inner end one-to-one slip fit of guide slot pin (13) is installed in slip guide slot (14).
3. The spraying device with partial pressure flushing function according to claim 2, wherein: the outer side of the right end of the spray cap (2) is sleeved with a decorative ring (15), and the decorative ring (15) covers a plurality of screw holes (12).
4. The spraying device with partial pressure flushing function according to claim 2, wherein: at least two annular sealing grooves (16) are formed in the outer side of the left end of the gun body (1.1), sealing rings (17) are installed in the annular sealing grooves (16) in a matched mode, and the outer sides of the sealing rings (17) are installed in the spray cap (2) in a matched mode.
5. The spraying device with partial pressure flushing function according to claim 1, wherein: the spray head (1) further comprises a baffle installation fixing plate (1.5), a sliding plate (1.6) and a return spring (1.7), wherein the right ends of the compressed air inlet (8) and the compressed air shunt opening (9) are fixedly connected with positioning pipes (18), the right ends of the positioning pipes (18) are communicated with the gun body (1.1), the baffle installation fixing plate (1.5) is fixedly installed on the positioning pipes (18), at least two sliding holes (19) are formed in the sliding plate (1.6) in a one-to-one corresponding sliding manner, the positioning pipes (18) are installed in the sliding holes (19), the sliding plate (1.6) is fixedly installed on the left side of the steel needle lock nut (1.4), the return spring (1.7) is installed between the sliding plate (1.6) and the baffle installation fixing plate (1.5) in a butt manner, and the return spring (1.7) is installed on one of the positioning pipes (18) in a sleeved mode.
6. The spraying device with partial pressure flushing function according to claim 5, wherein: the right side of the gun body (1.1) is fixedly provided with a supporting rod (20), the supporting rod (20) is installed in one of the sliding holes (19) on the sliding plate (1.6) in a sliding fit manner, and the right end of the supporting rod (20) is fixedly connected with the baffle installation fixing plate (1.5) mutually.
7. The spraying device with partial pressure flushing function according to claim 5, wherein: the sliding plate (1.6) is provided with an inner hexagonal positioning groove (21), the right end of the spray needle (1.3) is sleeved with a sliding rod (22), the outer side of the left end of the sliding rod (22) is provided with a nut (23), the nut (23) is installed in the inner hexagonal positioning groove (21) in a clearance fit manner, the side edge of the right end of the sliding rod (22) is provided with a locking slot (24), the steel needle locking nut (1.4) is installed at the right end of the sliding rod (22) in a threaded fit manner, and the steel needle locking nut (1.4) drives the locking slot (24) to deform inwards to press the spray needle (1.3) after being locked.
8. The spraying device with partial pressure flushing function according to claim 1, wherein: the bottom side of stock solution bottle (10) is provided with air inlet (25) and delivery port (26), and the upper end of the inboard of stock solution bottle (10) is let in to the inner end of air inlet (25), and the outer end of air inlet (25) links to each other with compressed air shunt ports (9), and delivery port (26) link to each other with inlet (11).
9. The spraying device with partial pressure flushing function according to claim 1, wherein: the middle part shaping of spout cap (2) has narrow wide transition conical surface (27) in left and right, and transition conical surface (27) set up between atomising head (1) and spray output section of thick bamboo (3).
10. The spraying device with partial pressure flushing function according to claim 1, wherein: the nozzle (1.2) is installed at the left end of through-hole (5) through the screw thread cooperation, and sealing washer fastening screw (28) are installed through the screw thread cooperation to the right-hand member of through-hole (5), and install in sealing washer fastening screw (28) in the right-hand member of needle (1.3) wears to establish, installs teflon sealing washer (29) between through-hole (5) and sealing washer fastening screw (28) close-fitting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310954019.9A CN116984138A (en) | 2023-08-01 | 2023-08-01 | Spraying device with partial pressure flushing function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310954019.9A CN116984138A (en) | 2023-08-01 | 2023-08-01 | Spraying device with partial pressure flushing function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116984138A true CN116984138A (en) | 2023-11-03 |
Family
ID=88522707
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310954019.9A Pending CN116984138A (en) | 2023-08-01 | 2023-08-01 | Spraying device with partial pressure flushing function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116984138A (en) |
-
2023
- 2023-08-01 CN CN202310954019.9A patent/CN116984138A/en active Pending
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