CN202877002U - Spray gun - Google Patents
Spray gun Download PDFInfo
- Publication number
- CN202877002U CN202877002U CN 201220600391 CN201220600391U CN202877002U CN 202877002 U CN202877002 U CN 202877002U CN 201220600391 CN201220600391 CN 201220600391 CN 201220600391 U CN201220600391 U CN 201220600391U CN 202877002 U CN202877002 U CN 202877002U
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- China
- Prior art keywords
- rifle body
- thimble
- spray gun
- nozzle
- pin plug
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- 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.)
- Withdrawn - After Issue
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Abstract
The utility model provides a spray gun and belongs to the technical field of machinery. With the adoption of the spray gun, the problems of poor atomization effect and easy dispersion in the existing spray gun are solved. The spray gun comprises a gun body, a charging bucket and an ejector pin, wherein the lower end of the gun body is provided with a handle part; the rear end of the gun body is provided with a groove; a restoring mechanism is hermetically arranged in the groove; a cavity is formed between the restoring mechanism and the inner wall of the groove; the front end of the gun body is provided with a nozzle comprising a discharge port; the nozzle comprises an inner cavity which is communicated with the charging bucket; the ejector pin penetrates through the gun body and comprises a center hole; the front end of the ejector pin is arranged in the nozzle; the front end of the ejector pin comprises an air outlet; the air outlet and the discharge port form hermetical connection; the rear end of the ejector pin is fixed on the restoring mechanism and is communicated with the cavity via an airflow hole; an airflow channel I and an airflow channel II communicated with each other are arranged in the handle; and a trigger component is arranged between the airflow channel I and the airflow channel II. The spay gun has the advantages of simple structure, excellent atomization effect, and is not easy to disperse.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of spray gun.
Background technology
Spray gun is a kind of Spray painting tool of commonly using, comes to body surface spray paint or coating with spray gun, and is namely convenient quick again.In the current paint industry, using maximum is air gun, especially to the demanding product of film quality, such as sedan limousine, top-grade furniture etc., all adopts aerial spraying or air electrostatic spraying.
Spray gun in the market can be divided into three kinds basically according to the difference of its feed mode: hydrocone type spray gun, gravity type spray gun and pressure type spray gun.
The hydrocone type spray gun is air gun extensively commonly used.The bottom of spray gun is with paint cup, and compressed air produces parital vacuum on every side in spray tip high velocity stream mistake, with coating inlet nozzle in the paint cup and be atomized into coating cloud and drip.Spray gun nozzle should not be vertically upward or downwards, in order to avoid coating spills from the passage of paint cup.
The gravity type spray gun uses when being miniature workpiece and touch-up paint, and its top attaches paint cup, down transports to spray gun by the deadweight of coating.Press the position of the relative spray gun axis of paint cup, be divided into central type and side type.In spraying application, central type is restricted the spray gun obliquity; Side type can still keep vertical by paint cup with different positions.The colour changing of gravity type spray gun, easy to clean, feed consumption is less, is suitable for colour changing frequently color spray technique and the fast dual-component coating of spraying curing rate.
The pressure type spray gun is by pressure coating to be transported to spray gun.The subsidiary paint cup of spray gun self, but spray gun is lightweight and optional position and angle spray operation.Be fit to use on workpiece gap formula, continuous spray or the finishing line, spray efficiency improves, and film quality is good.
Existing spray gun is because the air-flow cap assembly can not rotate, so that what gush out is that coating all is vertical strip, if need to spray gun be sprayed sidewards with hand during sidewards strip of spray, atomizing effect is poor, disperses easily.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, proposed a kind of simple in structure, atomizing effect good, the spray gun that be difficult for to disperse.
The purpose of this utility model can realize by following technical proposal: a kind of spray gun, comprise the rifle body, batch can, thimble, described rifle body lower end is provided with handle portion, it is characterized in that, described rifle body leading section upper end is provided with for the batch can of placing coating, described rifle body rearward end offers groove and the above-mentioned interior sealing of groove is provided with resetting-mechanism, be formed with cavity between described resetting-mechanism and the groove inwall, described rifle body leading section is provided with the nozzle with discharging opening, described nozzle has inner chamber and above-mentioned inner chamber and batch can conducting, run through in the described rifle body and be provided with a thimble and above-mentioned thimble has centre bore, described thimble front end is arranged in the nozzle, described thimble front end has the gas outlet and above-mentioned gas outlet and discharging opening formation is tightly connected, described thimble rear end is fixed on the resetting-mechanism and by airflow hole and cavity conducting, offer the gas channel one and the gas channel two that are conducted in the described handle portion, described gas channel one and cavity conducting, the trigger component that is provided with control air-flow conducting between described gas channel one and the gas channel two or closes.
This spray gun is under original state, coating in the batch can is by the inner chamber of circulation duct flow nozzle, extraneous air pump station imports gas and flows to gas channel two, open trigger component, gas channel one and gas channel two conductings, air-flow passes gas channel one and flows into cavity, and it is outwards mobile that resetting-mechanism drives thimble, and the gas outlet of thimble moves in the inner chamber, meanwhile, air-flow arrives the gas outlet at last by the centre bore of airflow hole inflow thimble, and the coating that drives inner chamber ejects via discharging opening, the coating that ejects is spray pattern, atomizing effect is good, and coating only ejects via the discharging opening of nozzle, is difficult for disperseing.
In above-mentioned a kind of spray gun, described handle portion lower end is provided with the appendix that is connected with extraneous air pump station, is provided with the Air-regulating valves assembly of control throughput size between described handle portion and the appendix.The extraneous air pump station of appendix connection, the Air-regulating valves assembly can be controlled the uninterrupted that imports air-flow, thereby controls the air-flow pressure in the rifle body, can the more accurate and convenient throughput that imports rifle body inside of controlling.
In above-mentioned a kind of spray gun, described resetting-mechanism comprises thimble lid, pin plug set screw, rifle body bonnet, described thimble lid forms with the groove inwall and is tightly connected, described rifle body bonnet is threaded with rifle body rearward end, described pin plug set screw is passed rifle body bonnet and is resisted against thimble and covers, be provided with pin plug set screw and cap between the nut of described pin plug set screw and the rifle body bonnet, described pin plug set screw is provided with rebounding mechanism outward, and described thimble is threaded with the thimble lid.It is outwards mobile, convenient and practical that resetting-mechanism can drive thimble.
In above-mentioned a kind of spray gun, described rebounding mechanism is pin plug spring, and described pin plug both ends of the spring is resisted against respectively on thimble lid and the rifle body bonnet.After spray gun imports air-flow, the conducting of whole rifle body internal gas flow passage, it is outwards mobile that resetting-mechanism can drive thimble, because the effect of pin plug spring behind closed gas flow, can make thimble reset, high efficiency fast.
In above-mentioned a kind of spray gun, described nozzle is arranged with the air-flow cap with the coaxial setting of nozzle outward, and described air-flow cap is threaded with rifle body leading section.The air-flow cap can play decoration function, and outward appearance is beautiful.
In above-mentioned a kind of spray gun, described batch can comprises cover and tank body, and described cover middle part is provided with a pressure regulator valve, and described pressure regulator valve one end is fixed with the pressure regulation assembly, described pressure regulation assembly and cavity conducting.Pressure regulator valve can be controlled the air pressure in the tank body by the gas channel conducting in pressure regulation assembly and the rifle body, so that coating can evenly fall, jeting effect is better.
In above-mentioned a kind of spray gun, described pressure regulation assembly comprises little straight pipe, straight-through, the large straight pipe of APG tube reducing, described little straight pipe one end connects pressure regulator valve, the other end is connected with the straight-through upper end of APG tube reducing, the straight-through lower end of described APG tube reducing is connected described large straight pipe lower end and cavity conducting with large straight pipe upper end.Such structural design can play good sealing effectiveness.
Compared with prior art, the utlity model has following advantage:
1, the fit structure of nozzle, thimble and resetting-mechanism, so that air-flow arrives the gas outlet at last by the centre bore of airflow hole inflow thimble, the coating that drives inner chamber ejects via discharging opening, and the coating that ejects is spray pattern, and atomizing effect is good, is difficult for disperseing.
2, the Air-regulating valves assembly can be controlled the uninterrupted that imports air-flow, thereby controls the air-flow pressure in the rifle body, can the more accurate and convenient throughput that imports rifle body inside of controlling.
3, nozzle is arranged with the air-flow cap with the coaxial setting of nozzle outward, and the air-flow cap is threaded with rifle body leading section, and outward appearance is beautiful.
4, pressure regulator valve can be controlled the air pressure in the tank body by the gas channel conducting in pressure regulation assembly and the rifle body, so that coating can evenly fall, jeting effect is better.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is cutaway view of the present utility model.
Fig. 3 is exploded perspective view of the present utility model.
Among the figure, 1, the rifle body; 2, batch can; 3, thimble; 4, handle portion; 5, resetting-mechanism; 6, cavity; 7, discharging opening; 8, nozzle; 9, inner chamber; 10, centre bore; 11, gas outlet; 12, airflow hole; 13, gas channel one; 14, gas channel two; 15, trigger component; 16, appendix; 17, Air-regulating valves assembly; 18, thimble lid; 19, pin plug set screw; 20, rifle body bonnet; 21, pin plug set screw and cap; 22, rebounding mechanism; 23, pin plug spring; 24, air-flow cap; 25, pressure regulator valve; 26, pressure regulation assembly; 27, little straight pipe; 28, the APG tube reducing is straight-through; 29, large straight pipe; 30, trigger; 31, groove; 32, cover; 33, tank body.
The specific embodiment
Below be specific embodiment of the utility model and by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
Such as Fig. 1, Fig. 2 and shown in Figure 3, this spray gun comprises rifle body 1, batch can 2, thimble 3, and rifle body 1 lower end is provided with handle portion 4.
Rifle body 1 rearward end offers groove 31 and above-mentioned groove 31 interior sealings are provided with resetting-mechanism 5, is formed with cavity 6 between resetting-mechanism 5 and groove 31 inwalls.
Resetting-mechanism 5 comprises thimble lid 18, pin plug set screw 19, rifle body bonnet 20, thimble lid 18 forms with groove 31 inwalls and is tightly connected, rifle body bonnet 20 is threaded with rifle body 1 rearward end, pin plug set screw 19 is passed rifle body bonnet 20 and is resisted against on the thimble lid 18, be provided with pin plug set screw and cap 21 between the nut of pin plug set screw 19 and the rifle body bonnet 20, the pin plug set screw 19 outer pin plug springs 23 that are provided with, pin plug spring 23 two ends are resisted against respectively on thimble lid 18 and the rifle body bonnet 20.After spray gun imports air-flow, whole rifle body 1 internal gas flow passage conducting, it is outwards mobile that resetting-mechanism 5 can drive thimble 3, because the effect of pin plug spring 23 behind closed gas flow, can make thimble 3 reset fast, high efficiency, convenient and practical.
Rifle body 1 leading section upper end is provided with for the batch can 2 of placing coating, and batch can 2 comprises cover 32 and tank body 33, and cover 32 middle parts are provided with a pressure regulator valve 25, and pressure regulator valve 25 1 ends are fixed with pressure regulation assembly 26, pressure regulation assembly 26 and cavity 6 conductings.Pressure regulator valve 25 can be controlled tank body 33 internal gas pressures by the gas channel conducting in pressure regulation assembly 26 and the rifle body 1, so that coating can evenly fall, jeting effect is better.
Pressure regulation assembly 26 comprises straight-through 28, the large straight pipe 29 of little straight pipe 27, APG tube reducing, little straight pipe 27 1 ends connect pressure regulator valve 25, the other end is connected with straight-through 28 upper ends of APG tube reducing, and straight-through 28 lower ends of APG tube reducing are connected with large straight pipe 29 upper ends, large straight pipe 29 lower ends and cavity 6 conductings.Such structural design can play good sealing effectiveness.
Rifle body 1 front end is provided with the nozzle 8 with discharging opening 7, and nozzle 8 is arranged with the air-flow cap 24 with nozzle 8 coaxial settings outward, and air-flow cap 24 is threaded with rifle body 1 leading section.Air-flow cap 24 can play decoration function, and outward appearance is beautiful.
Offer the gas channel 1 and the gas channel 2 14 that are conducted in the handle portion 4, gas channel 1 and cavity 6 conductings, be provided with trigger component 15 between gas channel 1 and the gas channel 2 14, trigger component 15 has a trigger 30, can control gas channel 1 and gas channel 2 14 conductings or closes.
Handle portion 4 lower ends are provided with the appendix 16 that is connected with extraneous air pump station, are provided with the Air-regulating valves assembly 17 of control throughput size between handle portion 4 and the appendix 16.The extraneous air pump station of appendix 16 connections, Air-regulating valves assembly 17 can be controlled the uninterrupted that imports air-flow, thereby controls the air-flow pressure in the rifle body 1, can the more accurate and convenient throughput that imports rifle body 1 inside of controlling.
This spray gun is under original state, coating in the batch can 2 is by the inner chamber 9 of circulation duct flow nozzle 8, extraneous air pump station imports gas and flows to gas channel 2 14, open trigger component 15, gas channel 1 and gas channel 2 14 conductings, air-flow passes gas channel 1 and flows into cavity 6, and it is outwards mobile that resetting-mechanism 5 drives thimble 3, and the gas outlet 11 of thimble 3 moves in the inner chamber 9, meanwhile, air-flow arrives gas outlet 11 at last by the centre bore 10 of airflow hole 12 inflow thimbles 3, and the coating that drives inner chamber 9 ejects via discharging opening 7, the coating that ejects is spray pattern, atomizing effect is good, and coating only ejects via the discharging opening 7 of nozzle 8, is difficult for disperseing.
Specific embodiment described herein only is to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (7)
1. spray gun, comprise rifle body (1), batch can (2), thimble (3), described rifle body (1) lower end is provided with handle portion (4), it is characterized in that, described rifle body (1) leading section upper end is provided with for the batch can (2) of placing coating, described rifle body (1) rearward end offers groove (31) and the above-mentioned interior sealing of groove (31) is provided with resetting-mechanism (5), be formed with cavity (6) between described resetting-mechanism (5) and groove (31) inwall, described rifle body (1) leading section is provided with the have discharging opening nozzle (8) of (7), described nozzle (8) has inner chamber (9) and above-mentioned inner chamber (9) and batch can (2) conducting, run through in the described rifle body (1) and be provided with a thimble (3) and above-mentioned thimble (3) has centre bore (10), described thimble (3) front end is arranged in the nozzle (8), described thimble (3) front end has gas outlet (11) and above-mentioned gas outlet (11) is tightly connected with discharging opening (7) formation, described thimble (3) rear end is fixed on resetting-mechanism (5) upward and passes through airflow hole (12) and cavity (6) conducting, offer the gas channel one (13) and the gas channel two (14) that are conducted in the described handle portion (4), described gas channel one (13) and cavity (6) conducting, the trigger component (15) that is provided with control air-flow conducting between described gas channel one (13) and the gas channel two (14) or closes.
2. a kind of spray gun according to claim 1, it is characterized in that, described handle portion (4) lower end is provided with the appendix (16) that is connected with extraneous air pump station, is provided with the Air-regulating valves assembly (17) of control throughput size between described handle portion (4) and the appendix (16).
3. a kind of spray gun according to claim 1 and 2, it is characterized in that, described resetting-mechanism (5) comprises thimble lid (18), pin plug set screw (19), rifle body bonnet (20), described thimble lid (18) forms with groove (31) inwall and is tightly connected, described rifle body bonnet (20) is threaded with rifle body (1) rearward end, described pin plug set screw (19) is passed rifle body bonnet (20) and is resisted against on the thimble lid (18), be provided with pin plug set screw and cap (21) between the nut of described pin plug set screw (19) and the rifle body bonnet (20), the outer rebounding mechanism (22) that is provided with of described pin plug set screw (19), described thimble (3) is threaded with thimble lid (18).
4. a kind of spray gun according to claim 3 is characterized in that, described rebounding mechanism (22) is pin plug spring (23), and described pin plug spring (23) two ends are resisted against respectively on thimble lid (18) and the rifle body bonnet (20).
5. a kind of spray gun according to claim 1 and 2, it is characterized in that, described nozzle (8) is arranged with the air-flow cap (24) with the coaxial setting of nozzle (8) outward, and described air-flow cap (24) is threaded with rifle body (1) leading section.
6. a kind of spray gun according to claim 1 and 2, it is characterized in that, described batch can (2) comprises cover (32) and tank body (33), described cover (32) middle part is provided with a pressure regulator valve (25), described pressure regulator valve (25) one ends are fixed with pressure regulation assembly (26), described pressure regulation assembly (26) and cavity (6) conducting.
7. a kind of spray gun according to claim 6, it is characterized in that, described pressure regulation assembly (26) comprises little straight pipe (27), APG tube reducing straight-through (28), large straight pipe (29), described little straight pipe (27) one ends connect pressure regulator valve (25), the other end is connected with APG tube reducing straight-through (28) upper end, straight-through (28) lower end of described APG tube reducing is connected described large straight pipe (29) lower end and cavity (6) conducting with large straight pipe (29) upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220600391 CN202877002U (en) | 2012-11-08 | 2012-11-08 | Spray gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220600391 CN202877002U (en) | 2012-11-08 | 2012-11-08 | Spray gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202877002U true CN202877002U (en) | 2013-04-17 |
Family
ID=48068468
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220600391 Withdrawn - After Issue CN202877002U (en) | 2012-11-08 | 2012-11-08 | Spray gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202877002U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102921579A (en) * | 2012-11-08 | 2013-02-13 | 宁波李氏实业有限公司 | Spraying gun |
| CN112814336A (en) * | 2021-01-07 | 2021-05-18 | 安徽天枫智能科技有限公司 | Intelligent brushing equipment |
-
2012
- 2012-11-08 CN CN 201220600391 patent/CN202877002U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102921579A (en) * | 2012-11-08 | 2013-02-13 | 宁波李氏实业有限公司 | Spraying gun |
| CN102921579B (en) * | 2012-11-08 | 2015-05-27 | 宁波李氏实业有限公司 | Spraying gun |
| CN112814336A (en) * | 2021-01-07 | 2021-05-18 | 安徽天枫智能科技有限公司 | Intelligent brushing equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130417 Effective date of abandoning: 20150527 |
|
| RGAV | Abandon patent right to avoid regrant |