CN103785644A - Dust blowing gun - Google Patents
Dust blowing gun Download PDFInfo
- Publication number
- CN103785644A CN103785644A CN201310756665.0A CN201310756665A CN103785644A CN 103785644 A CN103785644 A CN 103785644A CN 201310756665 A CN201310756665 A CN 201310756665A CN 103785644 A CN103785644 A CN 103785644A
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- CN
- China
- Prior art keywords
- sealing ring
- rifle body
- hole
- dust blower
- cross
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
- B05B9/01—Spray pistols, discharge devices
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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
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/005—Nozzles or other outlets specially adapted for discharging one or more gases
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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- Structures Of Non-Positive Displacement Pumps (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to a pneumatic component, in particular to a dust blowing gun used for blowing away dust during production. The dust blowing gun is characterized by comprising a gun head, a gun body, a trigger and a valve spool component. The gun body and the gun head are in threaded connection, and the trigger is movably connected onto the gun body. The outer diameter of a second sealing ring is in interference fit with a cross hole of the gun body, and the valve spool component is arranged in the cross hole. The gun body is made of a high-strength nylon material. An air inlet, the cross hole, a back seat hole and an air outlet are communicated with one another and sequentially arranged in the gun body, and the air inlet, the cross hole, the back seat hole and the air outlet are formed at one step through injection molding. By the arrangement, modularization design is realized, and manufacturing and assembling are facilitated.
Description
Skill this area
The present invention relates to a kind of pneumatic element, particularly in a kind of production process, be used for blowing away the instrument of dust.
Background technology
In industrial processes, on some platform, be easy to produce dust, these dusts are difficult for removing, and erase to wipe to leave a lot of vestiges, existing drifting dust utensil function singleness, complex structure.
Traditional dust blower as shown in Figure 8, rifle head is through type rifle head, this dust blower, comprise rifle body 1, rifle body 1 front end is provided with through type rifle head 2, and the handle place of rifle body 1 is provided with air inlet pipe joint 3, in described rifle body 1 by spring 7, only air cushion 6 and only gas guide 5 only gas pin 4 is installed, only gas pin 4 is fixing by stopper 8, and rifle body 1 is provided with the only spanner 9 of gas pin 4 use of extruding; Between described only gas pin 4 and stopper 8, O type circle 10 is installed.When use, air inlet pipe joint 3 is connected on air pump by flexible pipe, then pushes only gas pin 4 by spanner 9, realize the opening and closing of dust blower, in the time that gas is discharged from through type rifle head 2, can be used to drifting dust.
Traditional dust blower has many defects in structure manufacture and fit on, makes troubles to processing.First, in rifle body 1, be provided with inclined hole 15, as gas channel.The material of rifle body 1 is generally acetal plastic or cast aluminium material, and from mould is left, inclined hole 15 cannot directly process by die sinking, must increase bore process, to make inclined hole 15.Secondly, stopper 8, makes, in the time of assembling, need to spend regular hour threaded together for being threaded with the connected mode of rifle body 1.Finally, owing to needing to process the internal thread matching with stopper 8 on rifle body 1, also make the technical process of processing rifle body 1 become more loaded down with trivial details, complicated.
Meanwhile, for dust blower comparatively popular on present market, its rifle body all adopts cast aluminium rifle body.Due to the high-speed rotation of cyclone generator, make dust blower produce dither, the rifle body that adopts acetal plastic to make does not reach performance requirement, so adopt metal gun body can obtain permanent service life.And metal gun body is loaded down with trivial details compared with the manufacturing procedure of plastics rifle body, comprising: polishing, polishing, plating, take time and effort contaminated environment; In winter, the feel that metal gun body is ice-cold makes operator feel discomfort.
In sum, the present invention is directed to many defects of existing dust blower, proposed to have and can laborsavingly operate, and simple structure, reduce costs, there is a kind of dust blower of Leakage prevention air pressure simultaneously.
Summary of the invention
The object of the present invention is to provide a kind of dust blower, the present invention has realized modularized design, is convenient to manufacture and assembling.
To achieve these goals, the invention discloses a kind of dust blower, comprising: rifle head, rifle body, spanner, core assembly, described rifle body and described rifle head are threaded connection, and described spanner is articulated on described rifle body; Described core assembly comprises: spool, the first sealing ring, the second sealing ring, thrust spring, described the first sealing ring and described the second sealing ring are placed on described spool, described thrust spring is placed on described spool, one end of described thrust spring is contacted with on the shaft shoulder of described spool, the other end is contacted with on described the second sealing ring, and described spool and described the second sealing ring form conical surface seal; The cross-drilled hole of the external diameter of described the second sealing ring and described rifle body is realized interference fit, and described core assembly is arranged in described cross-drilled hole; The material of described rifle body is high-strength nylon material; In described rifle body, be disposed with the air admission hole, cross-drilled hole, back seat hole, the venthole that are interconnected, described air admission hole, cross-drilled hole, back seat hole, venthole can pass through injection molding one-shot forming.
Further structure of the present invention is:
Described the first sealing ring is O RunddichtringO.
Described the second sealing ring is fixing ring.
Described rifle head can be that cyclone generator, increasing wind strengthen large mouthful generator, through type rifle head.
Compare with conventional art, the invention has the beneficial effects as follows:
The material of described rifle body is high-strength nylon material, has avoided loaded down with trivial details processing technology in conventional metals rifle body manufacture process, makes processing and manufacturing energy-saving and environmental protection more, efficient.Under microthermal climate condition, compared with the feel ice-cold with metal gun body, the feel of nylon rifle body is more comfortable.
High-strength nylon material is all very harsh to the requirement of injection-moulding device, mould, personnel and technological parameter at injection molding, and when the comparatively complicated member of processing inner chamber and profile, there is suitable difficulty, the constraint of breaking conventional conception of the present invention, grope by long-term technique, successfully produce the rifle body of high-strength nylon material.
Because allumen possesses good mechanical performance, traditional cyclone dust blower all adopts casting technique to obtain, and industry also unanimously thinks that casting is the first-selected technique of making cyclone dust blower.Casting industry belongs to high risk industries.Allumen is in casting process, and the high temperature that need to reach 600 degrees Celsius of left and right just can carry out production and processing, and energy consumption is large, dust is heavy, noise is large, temperature is high, to workman's the healthy great risk that exists, and also production development accident very easily.
Traditional plastics dust blower rifle body, adopts general acetal plastic manufacture mostly, and manufacturing process is fairly simple, and under the weather conditions of low temperature or high temperature, mechanical performance is extremely unstable.Traditional polyformaldehyde dust blower rifle body can not reach the performance requirement of cyclone dust blower.Especially the screw connection point of rifle body and rifle head, is very easy to fracture.
The rifle body that high-strength nylon material is made can be resisted the dither producing when cyclone dust blower uses, and increases when the large mouthful dust blower of wind enhancing uses and produces powerful reaction force, makes being threaded of rifle head and rifle body solid and reliable, keeps permanent result of use.If adopt other plastic material, its performance can not reach instructions for use and can have a greatly reduced quality service life.
Under the adverse weather condition such as high temperature or low temperature, the rifle body that high-strength nylon material is made all has stable mechanical performance.
In traditional metal dust blower manufacturing process, need on rifle body, process the internal thread while stopper and the rifle body that match with stopper and be threaded connection, screw thread needs follow-up machining, is threaded and need to spends many installation times.
Inclined hole on traditional metal and polyformaldehyde dust blower rifle body need to adopt the manufacture of machine cut technique, and due to the restriction of structure, aperture is less, and the flow of gas is less.
Described rifle body of the present invention is by injection molding one-shot forming, and described venthole adopts and is in tilted layout, and has replaced inclined hole and venthole on conventional metals and polyformaldehyde dust blower rifle body.Described venthole is obtained by injection molding, and due to the improvement of structure, described venthole can adopt very large aperture, thereby makes the flow of gas larger.
After traditional metal gun body casting, its metal surface must be by polishing, polishing, plating, could obtain good surperficial texture.Grinding and buffing causes great metallic dust, and harm workman is healthy.Electroplating technology contaminated environment, and be difficult to administer.
Lance body structure of the present invention directly obtains by injection molding, avoids machine cut processing and the surface treatment procedure in Liao Hou road, compares with metal gun body, has saved machining, has been threaded and surface treatment.
Core assembly of the present invention has been realized modularized design, and by enter the first sealing ring, the second sealing ring, thrust spring at described valve core upper sleeve, described core assembly forms a standalone module, the assembling in convenient rear road.Described core assembly is arranged in described cross-drilled hole, and the cross-drilled hole of the external diameter of described the second sealing ring and described rifle body is realized interference fit, and described the second sealing ring is fixed in described cross-drilled hole.Owing to having avoided being threaded, described core assembly is directly inserted in described cross-drilled hole, has greatly improved efficiency of assembling.
Described in core assembly of the present invention, the cross-drilled hole of the external diameter of the second sealing ring and described rifle body is realized interference fit, the gases at high pressure in described air admission hole, cross-drilled hole, and the active force of the left and right both direction to core assembly equates.So described core assembly can be connected in described cross-drilled hole reliably, and without screw threads for fastening.
Described rifle head can be that cyclone generator, increasing wind strengthen large mouthful generator, through type rifle head.By changing rifle head, can obtain dissimilar dust blower.
In sum, the present invention has proposed to make of high-strength nylon material the rifle body of dust blower in a creative way, and than metal material, energy-saving and environmental protection more, feel are better; Compare with traditional dust blower, core assembly is used to modular design, simplified the assembly technology of core assembly and rifle body, improve efficiency of assembling; Rifle body obtains by injection molding one-shot forming, and stable performance, efficiency are high.
Accompanying drawing explanation
Fig. 1 is the structural representation of dust blower of the present invention under spanner down state;
Fig. 2 is the structural representation of dust blower of the present invention under spanner releasing orientation;
Fig. 3, the 4th, the structural representation of the core assembly of dust blower of the present invention;
Fig. 5 is the contour structures schematic diagram of the cyclone generator of dust blower of the present invention;
Fig. 6 is the structural representation of the rifle body of dust blower of the present invention;
Fig. 7 is the structural representation of dust blower;
Fig. 8 is the structural representation of traditional dust blower.
The specific embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail, but does not form any limitation of the invention, in accompanying drawing, similarly element numbers represents similar element.As mentioned above, the invention provides a kind of dust blower, make its simple in structure and easy operating and use more, see Fig. 1 to 7.
Fig. 2 is the structural representation of dust blower of the present invention under spanner releasing orientation.Dust blower is positioned in the rifle body 1 of spring winder.Dust blower, comprising: cyclone generator 32, rifle body 19, spanner 22, core assembly 25, and described rifle body 19 and described cyclone generator 32 are threaded connection, and described spanner 22 is articulated on described rifle body 19.Fig. 3 is that core assembly 25 comprises described in the structural representation of core assembly of dust blower of the present invention: spool 26, the first sealing ring 29, the second sealing ring 27, thrust spring 28, described the first sealing ring 29 and described the second sealing ring 27 are placed on described spool 26, described thrust spring 28 is placed on described spool 26, one end of described thrust spring 28 is arranged on the shaft shoulder of described spool 26, the other end is arranged on described the second sealing ring 27, and described spool 26 and described the second sealing ring 27 form conical surface seal; The cross-drilled hole 36 of the external diameter of described the second sealing ring 27 and described rifle body 19 is realized interference fit, and described core assembly 25 is arranged in described cross-drilled hole 36; The material of described rifle body 19 is high-strength nylon material.Fig. 5 is the structural representation of the rifle body of dust blower of the present invention, in described rifle body 19, be disposed with the air admission hole 21, cross-drilled hole 36, back seat hole 37, the venthole 31 that are interconnected, described air admission hole 21, cross-drilled hole 36, back seat hole 37, venthole 31 can directly obtain by die sinking.
Fig. 5 is the contour structures schematic diagram of the cyclone generator 32 of dust blower of the present invention, and the afterbody of the shell 33 of described cyclone transmitter 32 arranges threaded connection place 34, and described cyclone generator 32 is realized and being connected by screw thread with described rifle body 19.
Fig. 2 is the structural representation of dust blower of the present invention under spanner releasing orientation, and due in described core assembly 25, described the second sealing ring 27 is under the thrust of described thrust spring 28 and be attached on described spool 26, and described core assembly 25 is in sealing state.Now between described air admission hole 21 and described back seat hole 37, realize isolation by described core assembly 25.Fig. 1 is the structural representation of dust blower of the present invention under spanner down state, described spanner 22 is squeezed on the boss 30 of described spool 26, promote that spool 26 moves backward and the cooperation of disengaging and described the second sealing ring 27, described core assembly 25 is in opening.Now between described air admission hole 21 and described back seat hole 37, realize connection by described core assembly 25, gas arrives described back seat hole 37, venthole 31, cyclone generator 32 after being entered by described air admission hole 21 successively.
Fig. 7 is the structural representation of dust blower, replaces cyclone generator with traditional straight jet pipe 35, also can obtain dust blower.
Finally, it should be pointed out that above embodiment is only the more representational example of the present invention.Obviously, the invention is not restricted to above-described embodiment, can also have many distortion.Any simple modification, equivalent variations and modification that every foundation technical spirit of the present invention is done above embodiment, all should think and belong to protection scope of the present invention.
Claims (4)
1. a dust blower, is characterized in that, comprising: rifle head, rifle body, spanner, core assembly, and described rifle body and described rifle head are threaded connection, and described spanner is articulated on described rifle body; Described core assembly comprises: spool, the first sealing ring, the second sealing ring, thrust spring, described the first sealing ring and described the second sealing ring are placed on described spool, described thrust spring is placed on described spool, one end of described thrust spring is arranged on the shaft shoulder of described spool, the other end is arranged on described the second sealing ring, and described spool and described the second sealing ring form conical surface seal; The cross-drilled hole of the external diameter of described the second sealing ring and described rifle body is realized interference fit, and described core assembly is arranged in described cross-drilled hole; The material of described rifle body is high-strength nylon material; In described rifle body, be disposed with the air admission hole, cross-drilled hole, back seat hole, the venthole that are interconnected, described air admission hole, cross-drilled hole, back seat hole, venthole can pass through injection molding one-shot forming.
2. dust blower according to claim 1, is characterized in that: described the first sealing ring is O RunddichtringO.
3. dust blower according to claim 1, is characterized in that: described the second sealing ring is fixing ring.
4. dust blower according to claim 1, is characterized in that: described rifle head can be that cyclone generator, increasing wind strengthen large mouthful generator, through type rifle head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310756665.0A CN103785644B (en) | 2013-12-30 | 2013-12-30 | Dust blower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310756665.0A CN103785644B (en) | 2013-12-30 | 2013-12-30 | Dust blower |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103785644A true CN103785644A (en) | 2014-05-14 |
| CN103785644B CN103785644B (en) | 2017-06-30 |
Family
ID=50661941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310756665.0A Expired - Fee Related CN103785644B (en) | 2013-12-30 | 2013-12-30 | Dust blower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103785644B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108687050A (en) * | 2018-05-23 | 2018-10-23 | 谢建国 | A kind of pneumatic dust blower sealing device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4035008A1 (en) * | 1990-02-28 | 1991-08-29 | Suttner Gmbh & Co Kg | VALVE GUN FOR A HIGH PRESSURE CLEANER AND HOSE COUPLING, ESPECIALLY FOR SUCH A VALVE GUN |
| JP2006043593A (en) * | 2004-08-04 | 2006-02-16 | Jiyopuratsukusu Kk | Fluid blow gun |
| JP4589667B2 (en) * | 2004-06-29 | 2010-12-01 | 株式会社ダイゾー | Fluid blow gun |
| CN202921603U (en) * | 2012-10-24 | 2013-05-08 | 胡孟均 | Dust blowing gun |
| CN203124346U (en) * | 2013-01-18 | 2013-08-14 | 辉宝实业有限公司 | Dust-blowing gun improving structure |
| CN103357615A (en) * | 2013-07-15 | 2013-10-23 | 太仓欧锐智能化工程有限公司 | Pneumatic dust blowing gun |
| CN203664271U (en) * | 2013-12-30 | 2014-06-25 | 李成余 | Dust blowing gun |
-
2013
- 2013-12-30 CN CN201310756665.0A patent/CN103785644B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4035008A1 (en) * | 1990-02-28 | 1991-08-29 | Suttner Gmbh & Co Kg | VALVE GUN FOR A HIGH PRESSURE CLEANER AND HOSE COUPLING, ESPECIALLY FOR SUCH A VALVE GUN |
| JP4589667B2 (en) * | 2004-06-29 | 2010-12-01 | 株式会社ダイゾー | Fluid blow gun |
| JP2006043593A (en) * | 2004-08-04 | 2006-02-16 | Jiyopuratsukusu Kk | Fluid blow gun |
| CN202921603U (en) * | 2012-10-24 | 2013-05-08 | 胡孟均 | Dust blowing gun |
| CN203124346U (en) * | 2013-01-18 | 2013-08-14 | 辉宝实业有限公司 | Dust-blowing gun improving structure |
| CN103357615A (en) * | 2013-07-15 | 2013-10-23 | 太仓欧锐智能化工程有限公司 | Pneumatic dust blowing gun |
| CN203664271U (en) * | 2013-12-30 | 2014-06-25 | 李成余 | Dust blowing gun |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108687050A (en) * | 2018-05-23 | 2018-10-23 | 谢建国 | A kind of pneumatic dust blower sealing device |
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| Publication number | Publication date |
|---|---|
| CN103785644B (en) | 2017-06-30 |
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| C10 | Entry into substantive examination | ||
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| GR01 | Patent grant | ||
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Granted publication date: 20170630 Termination date: 20201230 |