CN203664271U - Dust blowing gun - Google Patents
Dust blowing gun Download PDFInfo
- Publication number
- CN203664271U CN203664271U CN201320897101.4U CN201320897101U CN203664271U CN 203664271 U CN203664271 U CN 203664271U CN 201320897101 U CN201320897101 U CN 201320897101U CN 203664271 U CN203664271 U CN 203664271U
- Authority
- CN
- China
- Prior art keywords
- sealing ring
- rifle body
- dust blower
- core assembly
- gun
- 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.)
- Expired - Fee Related
Links
- 239000000428 dust Substances 0.000 title claims abstract description 56
- 238000007664 blowing Methods 0.000 title abstract description 6
- 238000007789 sealing Methods 0.000 claims abstract description 34
- 239000000463 material Substances 0.000 claims abstract description 17
- 239000004677 Nylon Substances 0.000 claims abstract description 10
- 229920001778 nylon Polymers 0.000 claims abstract description 10
- 238000001746 injection moulding Methods 0.000 claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 238000013461 design Methods 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- 239000002184 metal Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 8
- 238000012545 processing Methods 0.000 description 7
- 239000004033 plastic Substances 0.000 description 6
- 229920003023 plastic Polymers 0.000 description 6
- 238000005266 casting Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 229920006351 engineering plastic Polymers 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Jet Pumps And Other Pumps (AREA)
Abstract
The utility model relates to a pneumatic element, in particular to a tool used for blowing off dust in a production process. A dust blowing gun is characterized in that the dust blowing gun comprises a gun head, a gun body, a wretch and a valve core assembly, the gun body and the gun head are connected through threads, and the wrench is movably connected to the gun body; the outer diameter of a second sealing ring is in interference fit with a cross bore of the gun body, and the valve core assembly is arranged in the cross bore; the gun body is made of high-strength nylon materials; an air inlet, the cross bore, a rear seat hole and an air outlet are arranged in the gun body in sequence, and the air inlet, the cross bore, the rear seat hole and the air outlet are communicated with one another and can be formed at one time through injection molding. The dust blowing gun achieves modularized design, and is convenient to manufacture and assemble.
Description
Technical field
The utility model relates to a kind of pneumatic element, particularly in a kind of production process, is 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 7, 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 plastics 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 mould structure of processing rifle body 1 become more complicated.
Meanwhile, for dust blower comparatively popular on present market, its rifle body all adopts cast aluminium rifle body.Due to the high speed rotating of cyclone generator, make dust blower produce dither, adopt metal gun body can obtain permanent service life.But 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 utility model, for many defects of existing dust blower, has proposed to have and can laborsavingly operate, and simple structure, reduces costs, and has a kind of dust blower of Leakage prevention air pressure simultaneously.
Utility model content
The purpose of this utility model is to provide a kind of dust blower, and the utility model has been realized modularized design, is convenient to manufacture and assembling.
To achieve these goals, the utility model 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 utility model 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 beneficial effects of the utility model are:
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 plastics 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 the utility model breaking conventional conception, grope by long-term technique, successfully produce the rifle body of high-strength nylon material.
Because allumen possesses good mechanical performance, traditional dust blower all adopts casting technique to obtain, and industry also unanimously thinks that casting is the first-selected technique of making 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 engineering plastics manufacture mostly, and manufacturing process is fairly simple, and under the weather conditions of low temperature or high temperature, mechanical performance is unstable.Traditional plastics dust blower can not be accomplished 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 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 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 tradition 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 utility model is by injection molding one-shot forming, and described venthole adopts and is in tilted layout, and has replaced inclined hole and venthole on traditional dust blower.Described venthole is obtained by injection molding, and due to the improvement of structure, described venthole is by adopting larger 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.
The utility model lance body structure 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 utility model 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 utility model, 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 utility model 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; 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.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model dust blower under spanner down state;
Fig. 2 is the structural representation of the utility model dust blower under spanner releasing orientation;
Fig. 3 is the structural representation of the core assembly of the utility model dust blower;
Fig. 4 is the contour structures schematic diagram of the cyclone generator of the utility model dust blower;
Fig. 5 is the structural representation of the rifle body of the utility model dust blower;
Fig. 6 is the structural representation of dust blower;
Fig. 7 is the structural representation of traditional dust blower.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail, but does not form any restriction of the present utility model, in accompanying drawing, similarly element numbers represents similar element.As mentioned above, the utility model provides a kind of dust blower, makes its simple in structure and easy operating and use more.
Fig. 2 is the structural representation of the utility model dust blower 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 the utility model dust blower: 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 the utility model dust blower, 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. 4 is the contour structures schematic diagram of the cyclone generator 32 of the utility model dust blower, 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 the utility model dust blower under spanner releasing orientation, 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 the utility model dust blower 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. 6 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 utility model.Obviously, the utility model is not limited to above-described embodiment, can also have many distortion.Any simple modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all should think and belong to protection domain of the present utility model.
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 |
|---|---|---|---|
| CN201320897101.4U CN203664271U (en) | 2013-12-30 | 2013-12-30 | Dust blowing gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320897101.4U CN203664271U (en) | 2013-12-30 | 2013-12-30 | Dust blowing gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203664271U true CN203664271U (en) | 2014-06-25 |
Family
ID=50960605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320897101.4U Expired - Fee Related CN203664271U (en) | 2013-12-30 | 2013-12-30 | Dust blowing gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203664271U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103785644A (en) * | 2013-12-30 | 2014-05-14 | 李成余 | Dust blowing gun |
-
2013
- 2013-12-30 CN CN201320897101.4U patent/CN203664271U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103785644A (en) * | 2013-12-30 | 2014-05-14 | 李成余 | Dust blowing gun |
| CN103785644B (en) * | 2013-12-30 | 2017-06-30 | 李成余 | Dust blower |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: WENZHOU NIUNIU PNEUMATIC TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: LI CHENGYU Effective date: 20141021 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20141021 Address after: The village of white elephant town Yueqing City North 325000 in Zhejiang Province Patentee after: WENZHOU NIUNIU PNEUMATIC TECHNOLOGY CO., LTD. Address before: Yueqing City, Zhejiang province 325000 Wenzhou City Shuang Yan Lu Jinmao Building Patentee before: Li Chengyu |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140625 Termination date: 20201230 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |