CN101239344A - Foaming gun - Google Patents
Foaming gun Download PDFInfo
- Publication number
- CN101239344A CN101239344A CNA2007100373308A CN200710037330A CN101239344A CN 101239344 A CN101239344 A CN 101239344A CN A2007100373308 A CNA2007100373308 A CN A2007100373308A CN 200710037330 A CN200710037330 A CN 200710037330A CN 101239344 A CN101239344 A CN 101239344A
- Authority
- CN
- China
- Prior art keywords
- foam gun
- sealing ring
- fixture
- screw thread
- 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.)
- Pending
Links
Images
Abstract
The invention relates to a bubbling gun comprising a gun body, a liquid charging valve, a liquid discharging valve and a switch device. The liquid discharging valve comprises a valve body with a liquid discharging nozzle, a valve core and a reset spring. The liquid charging valve connects with the liquid discharging valve through the gun body to form an inner channel. The valve core extends out of the inner channel at least partially so that the switch can act on the valve core directly or indirectly, which is characterized by further comprising a sealing device and a leak-preventing device disposed between the valve core and the gun body. Leaking and/or solidification of bubble calking agent in the bubbling gun is prevented; danger of leaking or burning or exploding of the bubble calking agent or gas is prevented effectively. The invented bubbling gun is provided with a simple and reasonable structure, can be used safely and cleanly, with a long using life. The bubbling gun is suitable for large scale production with improved producing quality and low cost.
Description
Technical field
The present invention relates to a kind of foam gun of spray foam gap filler.
Background technology
About the door in building and the house, window, body of wall, coating, mix earth, water-impervious such as timber and frosting is installed, joint filling or mending-leakage, the insulation that air-conditioning is installed, application of anti-leakage layers, various pipelines are installed, fill in the surplus hole of ventilating opening and electric wire outlet, combined socket and switch and the relevant installation that needs insulation etc., generally all adopting foam gap filler is raw material, during use, by foam gun foam gap filler is discharged and reach installation, joint filling, mending-leakage, insulation, insulation or purpose such as bonding, foam gap filler generally is for having air pressure or anticyclonic liquid state at the internal channel of foam gun, when opening the fluid mouth by the switching device in the foam gun, the foam gap filler that ejects foams back curing and is bonded in needed place, after foam gun uses, the foam gap filler of leaving in the foam gun generally is sealed in the internal channel of rifle body, after perhaps adopting cleaning agent to clean, cleaning agent is sealed in the internal channel of rifle body, so that foam gun reuses, normally deposit after also can cleaning by cleaning agent, but, through the foam gun after using, if intermittently or every other day use, the residual foam gap filler of discovery internal channel is easy to be cured and causes passage to stop up, such as feed liquor valve portion in the internal channel and/or liquid valve part, be easy to be solidified by residual foam gap filler and result in blockage, perhaps, not smooth when finding when reusing to be difficult to injection or injection, cause construction quality poor, the consumption of foam gap filler is big and foaming effect is poor, the cost height, spool in its main cause foam gun and the junction between the rifle body leakage phenomenon occurs and cause.
In addition, in use, because spool constantly moves back and forth foam gap filler is discharged from the fluid mouth, cause the place of being tightly connected between spool and the rifle body to be easy to occur wearing and tearing, foam gap filler or gas are easy to leak out and cause from this can't construct or be bonded at the foam gap filler that hand or clothing be difficult in cleaning or the passage and be cured, and also occur the danger of burning or blast easily.
Summary of the invention
The objective of the invention is the defective that exists at above-mentioned prior art and propose a kind ofly to prevent effectively and avoided the foam gap filler in the foam gun foam gun of phenomenon to occur leaking and/or solidifying.
Another object of the present invention is to prevent effectively and avoided the gas in the foam gun leakage phenomenon to occur.
Another object of the present invention provides a kind of foam gun that has leak-proof device, prevents more effectively and has avoided foam gap filler or gas the foam gun of leakage or burning or explosion phenomenon to occur.
Another object of the present invention is the service life that has prolonged foam gun, prevents effectively and has avoided the clogging of passage in the foam gun, and this is simple and reasonable for structure, safe in utilization, cleaning, and cost is low, is fit to produce in enormous quantities.
In order to realize the foregoing invention purpose, the present invention adopts following technical scheme: it comprises rifle body, feed liquor valve, liquid valve and switching device, liquid valve comprises valve body, spool and the back-moving spring that has the fluid mouth, the feed liquor valve is connected by the rifle body with liquid valve, to form internal channel, spool has at least part to stretch out described internal channel, and switching device can be acted on the spool directly or indirectly, it is characterized in that: also comprise sealing device and leak-proof device, be arranged between described spool and the rifle body.
Described sealing device comprises at least one sealing ring and fixture.
Described fixture comprises fixture.
On the described fixture recess is set, described leak-proof device has at least part to be arranged in the described recess.
In the recess of described fixture screw thread is set, the screw thread that is provided with in screw thread and the described recess is set on described leak-proof device is connected.
The outer side edges of described fixture is provided with leak-proof device.
At least one hole or groove are set on the described fixture.
On the described fixture screw thread is set, is connected in that the screw thread that is provided with on screw thread and the described fixture is set on the described rifle body.
Described leak-proof device comprises second sealing ring and locking device.
Described locking device comprises locking piece or comprises rotating locking piece.
Described second sealing ring has at least in the recess that partly is arranged on the described fixture.
Having at least in the recess that partly is arranged on the described fixture of described second sealing ring and locking device.
On the described locking device screw thread is set, spins mutually with the screw thread that is provided with in the described recess.
On the described locking device screw thread is set, spins mutually with the screw thread that on described rifle body, is provided with.
Described sealing ring adopts plastics or elastomeric material to make.
Described second sealing ring adopts rubber or plastic material to make.
Acquire lubricant between the described sealing ring and second sealing ring.
Adopt the present invention of technique scheme, prevent and avoided foam gap filler appearance leakage and/or the curing phenomenon in the foam gun effectively; Prevent and avoided foam gap filler or gas the danger of leaking or burning or exploding to occur effectively, this is simple and reasonable for structure, and safe in utilization, cleaning has prolonged service life, has improved construction quality, and cost is low, is fit to produce in enormous quantities.
Description of drawings
Fig. 1 is the structure cross-sectional schematic of first kind of embodiment of the present invention.
Fig. 2 is the structure for amplifying schematic diagram of A part among Fig. 1.
Fig. 3 is the decomposition texture schematic diagram of fixture among Fig. 2, second sealing ring and locking piece.
Fig. 4 is the structure cross-sectional schematic of second kind of embodiment.
Fig. 5 is the structure cross-sectional schematic of the third embodiment.
Fig. 6 is the structure for amplifying schematic diagram of B part among Fig. 5.
Among the figure:
The 1-rifle body 11-first rifle body 12-second rifle body 2-feed liquor valve 21-liquid inlet port 22-closure member 23-second back-moving spring 24-holder 3-liquid valve 31-valve body 311-fluid mouth 32-spool 33-back-moving spring 34-first spool 35-second spool 36-jockey 4-internal channel 5-switching device 6-sealing device 61-sealing ring 62-fixture 621, the 622-fixture 6220-hole 63-recess 7-leak-proof device 71-second sealing ring 72-locking device 721,721 '-locking piece 8-adjuster 9-locking mechanism
The specific embodiment
Foam gun of the present invention, it comprises rifle body 1, feed liquor valve 2, liquid valve 3 and switching device 5, liquid valve 3 comprises the valve body 31 that has fluid mouth 311, spool 32 and back-moving spring 33, feed liquor valve 2 is connected by rifle body 1 with liquid valve 3, to form internal channel 4, spool 32 has at least part to stretch out described internal channel 4, switching device 5 can be acted on the described spool 32 directly or indirectly, it is characterized in that: also comprise sealing device 6 and leak-proof device 7, be arranged between described spool 32 and the rifle body 1, prevent and avoided foam gap filler appearance leakage and/or the curing phenomenon in the foam gun effectively, also prevent and avoided foam gap filler in the foam gun or gas to occur leaking effectively or the danger of burning or blast, this is simple in structure, rationally, improved construction quality, safe in utilization, cleaning has prolonged service life, cost is low, is fit to produce in enormous quantities.
Referring to Fig. 1, spool 32 has at least part to stretch out internal channel 4, switching device 5 can be acted on the described spool 32 directly or indirectly, also the afterbody at spool 32 is provided with back-moving spring 33, when Drawing switch device 5, switching device 5 drives spools 32 and moves and open fluid mouth 311 on the valve body 31, makes foam gun discharge foam gap filler, when trip switch device 5, the screen resilience of back-moving spring 33 makes spool 32 return and fluid mouth 311 on the closed valve 31 again.
Referring to Fig. 1, Fig. 2 and Fig. 3, between rifle body 1 and spool 32, sealing device 6 is set, prevented that the foam gap filler in the passage from occurring from the active connection place between them to external leakage and/or curing phenomenon, sealing device 6 comprises sealing ring 61 and fixture 62, sealing ring 61 is used to seal the active connection place between spool 32 and the rifle body 1, occur leaking foam gap filler or gaseous phenomena when having prevented spool 32 motions, prevented that also phenomenon from appearring solidifying in the foam gap filler in the passage; Fixture 62 can comprise fixture 621, and fixture 62 is used for fixing sealing ring 61, prevents that loosening or obscission from appearring in sealing ring 61.On fixture 62, screw thread is set, is connected, improved the fastness that sealing device 6 is connected with rifle body 1 with the screw thread that on rifle body 1, is provided with.Sealing ring 61 adopts plastics to be made for preferable selection, make hardness height, the good springiness of sealing ring, be difficult for being squeezed and be out of shape, when making fixture 621 compress sealing ring 61, sealing ring 61 is not yielding or loosening, and simultaneously, antiwear property is better, also be not subjected to the corrosion or the erosion of cleaning agent or foam gap filler, sealing ring 61 also can adopt elastomeric material to make; Also comprise leak-proof device 7, be arranged between spool 32 and the rifle body 1, referring to Fig. 2 and Fig. 3, Fig. 2 is the structure for amplifying schematic diagram of A part among Fig. 1, Fig. 3 is a fixture 621 among Fig. 2, the decomposition texture schematic diagram of second sealing ring 71 and locking piece 721, referring to Fig. 3, illustrate the situation that recess 63 is set especially on described fixture 62, leak-proof device 7 has at least part to be arranged on (referring to Fig. 1 or Fig. 2) in the recess 63, leak-proof device 7 comprises second sealing ring 71 and locking device 72, locking device 72 can comprise locking piece 721, the part of second sealing ring 71 and locking piece 721 is arranged in the recess 63, in recess 63, screw thread is set, in that also being set on the locking piece 721, the screw thread that is provided with on screw thread and the recess 63 spins mutually, locking device 72 is used for fixing second sealing ring 71, in addition, locking device 72 have the part stretch out recess 63 be convenient to the rotation, because the structure that is connected by screw thread between locking device 72 and the recess 63, locking device 72 can be rotating locking piece, when second sealing ring 71 occurs becoming flexible phenomenon, as long as rotational locking device 72, tightness in the time of just can regulating second sealing ring 71 and be connected with locking device 72 has prevented that second sealing ring 71 from occurring loosening and producing leaking foam gap filler or gaseous phenomena.Also can be that second sealing ring 71 has at least part to be arranged in the recess 63, be used for locking the structure that the locking device 72 of second sealing ring 71 can be connected with the screw thread that rifle body 1 is provided with.
Also can be that sealing device 6 comprises two sealing rings and fixture, improve sealing effectiveness more.
In the foam gun use, the setting of sealing device 6 prevents and has avoided foam gap filler or gas leakage phenomenon to occur effectively, when long or sealing ring 61 and spool 32 influence sealing effectiveness because of activity back and forth constantly rubs when service time, second sealing ring 71 seals (interception) further to the foam gap filler or the gas that leak out or small leakage goes out automatically, foam gap filler that prevents effectively and avoided leaking out from sealing ring 61 or gas occur to the external leakage phenomenon of foam gun, prevented effectively that also the foam gap filler in the passage from curing occurring and causing the passage clogging, prevented that also the danger of burning or blast from appearring in foam gap filler or gas, prolong the service time of foam gun widely, also improved construction quality.In addition, between the sealing ring 61 and second sealing ring 71, can add lubricant is arranged, make the lubricant between them be closed and retain, solved part spool movable between the sealing ring 61 and second sealing ring 71 and occurred wear phenomenon easily, improved sealing effectiveness more.
Referring to Fig. 4, main technical schemes and Fig. 1 of present embodiment are close, difference is that rifle body 1 is made the first split type rifle body 11 and the second rifle body 12, and locking mechanism 9 is set between them, when the first rifle body 11 or the second rifle body 12 break down, can open the first rifle body 11 and the second rifle body 12 by locking mechanism 9, change the first rifle body or the second rifle body of faulty component easily.
Also spool 32 can be made the first split type spool 34 and second spool 35, between them, jockey 36 can be set, jockey 36 can adopt the mode of the mode that is threaded or engaging mutually etc. to make the structure that first spool 34 and second spool 35 are separable or link into an integrated entity, and is convenient to the first rifle body 11 or 12 dismountings of the second rifle body or changes.
Referring to Fig. 5 and Fig. 6, Fig. 6 is the structure for amplifying schematic diagram of B part among Fig. 5, between rifle body 1 and spool 32, sealing device 6 is set, prevented that the foam gap filler in the passage from occurring from junction movable between them to external leakage and/or curing phenomenon, sealing device 6 comprises sealing ring 61 and fixture 62, sealing ring 61 is used to seal the active connection place between spool 32 and the rifle body 1, occur leaking foam gap filler or gaseous phenomena when having prevented spool 32 activities, prevented that also phenomenon from appearring solidifying in the foam gap filler in the passage; Fixture 62 can comprise fixture 622, is used for fixing sealing ring 61, prevents that loosening or obscission from appearring in sealing ring 61.On fixture 62, screw thread is set, is connected, improved the fastness that fixture 62 is connected with rifle body 1 with the screw thread that is provided with on the rifle body 1.Sealing ring 61 adopts plastics to be made for preferable selection, make hardness height, the good springiness of sealing ring, be difficult for being squeezed and be out of shape, and when fixture 622 compresses sealing ring 61, sealing ring 61 is not yielding or loosening, and simultaneously, antiwear property is better, also be not subjected to the corrosion or the erosion of cleaning agent or foam gap filler, sealing ring 61 also can adopt elastomeric material to make; Also comprise leak-proof device 7, be arranged between spool 32 and the rifle body 1, be positioned at the outer side edges of fixture 622, leak-proof device 7 comprises second sealing ring 71 and locking device 72, locking device 72 can be locking piece 721 ', screw thread is set on locking piece 721 ', spin mutually with the screw thread that is provided with on the rifle body 1, locking piece 721 ' is used for fixing second sealing ring 71, in addition, the screw thread that is provided with between locking piece 721 ' and the rifle body 1 is connected, when second sealing ring 71 occurs becoming flexible phenomenon, as long as spin locking spare 721 ' just can be regulated second sealing ring 71 and the tightness that locking piece 721 ' is connected, prevented that second sealing ring 71 from occurring loosening and foam gap filler or gaseous phenomena are leaked in generation.In the foam gun use, the setting of sealing device 6 prevents and has avoided foam gap filler or gas leakage phenomenon to occur effectively, when long or sealing ring 61 and spool 32 influence sealing effectiveness because of activity back and forth constantly rubs when service time, second sealing ring 71 seals (interception) further to the foam gap filler or the gas that leak out or small leakage goes out automatically, foam gap filler that prevents effectively and avoided leaking out from sealing ring 61 or gas occur to the external leakage phenomenon of foam gun, prevented effectively that also the foam gap filler in the passage from curing occurring and causing the passage clogging, prevented that also the danger of burning or blast from appearring in foam gap filler or gas, prolonged the service time of foam gun widely, safe in utilization, operation easily, cleaning has also improved construction quality.In addition, between the sealing ring 61 and second sealing ring 71, can acquire lubricant, make the lubricant between them be closed and retain, solved part spool movable between the sealing ring 61 and second sealing ring 71 and occurred wear phenomenon easily, improved sealing effectiveness more.
Referring to Fig. 6, two holes 6220 are set on fixture 622, also at least one groove can be set, be used to make things convenient for fixture 622 to install.
Referring to Fig. 1 or Fig. 4 or Fig. 5, when the needs foam gap filler is constructed, the tank body that will have a foam gap filler is packed on the feed liquor valve 2 of foam gun, at this moment, promoting closure member 22 by the pressure that self has anticyclonic foam gap filler enters in the internal channel 4 of rifle body 1 foam gap filler in the tank body rapidly, when when pulling moving switching device 4, switching device 4 pullings are attached thereto the spool 32 on the liquid valve 3 that connects (or overlap joint), make the fluid mouth 311 on the valve body 31 open-minded, make foam gap filler from tank body, enter liquid inlet port 21, internal channel 4 backs effectively spray to external from the fluid mouth 311 of valve body 31.
Also can adjuster 8 be set at the afterbody of rifle body 1, be used to regulate foam gap filler and discharge the many of output or few.
Though below in conjunction with the embodiments the present invention has been made detailed description; but those of ordinary skill obviously can be recognized in the art; previous embodiment only is for the present invention; and non-limiting the present invention; in design scope of the present invention; can also make multiple variation or distortion to previous embodiment, these variations and distortion all should belong to the protection domain of this patent.
Claims (17)
1. foam gun, it comprises rifle body, feed liquor valve, liquid valve and switching device, liquid valve comprises valve body, spool and the back-moving spring that has the fluid mouth, the feed liquor valve is connected by the rifle body with liquid valve, to form internal channel, spool has at least part to stretch out described internal channel, and switching device can be acted on the spool directly or indirectly, it is characterized in that: also comprise sealing device and leak-proof device, be arranged between described spool and the rifle body.
2. according to the described foam gun of claim 1, it is characterized in that described sealing device comprises at least one sealing ring and fixture.
3. according to the described foam gun of claim 2, it is characterized in that described fixture comprises fixture.
4. according to the described foam gun of claim 2, it is characterized in that on the described fixture recess being set, described leak-proof device has at least part to be arranged in the described recess.
5. according to the described foam gun of claim 4, it is characterized in that in the recess of described fixture screw thread being set, the screw thread that is provided with in screw thread and the described recess is set on described leak-proof device is connected.
6. according to the described foam gun of claim 2, it is characterized in that the outer side edges of described fixture is provided with leak-proof device.
7. according to the described foam gun of claim 6, it is characterized in that being provided with on the described fixture at least one hole or groove.
8. according to the described foam gun of claim 2, it is characterized in that on the described fixture screw thread being set, be connected in that the screw thread that is provided with on screw thread and the described fixture is set on the described rifle body.
9. according to one of any described foam gun of claim 1 to 8, it is characterized in that described leak-proof device comprises second sealing ring and locking device.
10. according to the described foam gun of claim 9, it is characterized in that described locking device comprises locking piece or comprises rotating locking piece.
11., it is characterized in that described second sealing ring has at least in the recess that partly is arranged on the described fixture according to the described foam gun of claim 9.
12. according to the described foam gun of claim 9, what it is characterized in that described second sealing ring and locking device has at least in the recess that partly is arranged on the described fixture.
13. according to the described foam gun of claim 12, it is characterized in that on the described locking device screw thread being set, spin mutually with the screw thread that is provided with in the described recess.
14. according to the described foam gun of claim 9, it is characterized in that on the described locking device screw thread being set, spin mutually with the screw thread that on described rifle body, is provided with.
15., it is characterized in that described sealing ring adopts plastics or elastomeric material to make according to the described foam gun of claim 2.
16., it is characterized in that described second sealing ring adopts rubber or plastic material to make according to the described foam gun of claim 9.
17., it is characterized in that acquiring lubricant between the described sealing ring and second sealing ring according to the described foam gun of claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100373308A CN101239344A (en) | 2007-02-07 | 2007-02-07 | Foaming gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007100373308A CN101239344A (en) | 2007-02-07 | 2007-02-07 | Foaming gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101239344A true CN101239344A (en) | 2008-08-13 |
Family
ID=39931338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007100373308A Pending CN101239344A (en) | 2007-02-07 | 2007-02-07 | Foaming gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101239344A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934258A (en) * | 2009-06-30 | 2011-01-05 | 郑英 | Liquid flow sealing structure for foaming gun |
| CN103391890A (en) * | 2011-02-25 | 2013-11-13 | 陶氏环球技术有限责任公司 | Compressed fluid dispensing device with internal seal |
| CN106102925A (en) * | 2014-03-05 | 2016-11-09 | 考茨贝格有限公司 | Extension fixture and spraying equipment for spraying equipment |
-
2007
- 2007-02-07 CN CNA2007100373308A patent/CN101239344A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101934258A (en) * | 2009-06-30 | 2011-01-05 | 郑英 | Liquid flow sealing structure for foaming gun |
| CN103391890A (en) * | 2011-02-25 | 2013-11-13 | 陶氏环球技术有限责任公司 | Compressed fluid dispensing device with internal seal |
| CN103391890B (en) * | 2011-02-25 | 2015-04-01 | 陶氏环球技术有限责任公司 | Compressed fluid dispensing device with internal seal |
| CN106102925A (en) * | 2014-03-05 | 2016-11-09 | 考茨贝格有限公司 | Extension fixture and spraying equipment for spraying equipment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101239344A (en) | Foaming gun | |
| CN201030342Y (en) | Foaming gun | |
| CN201161222Y (en) | Foaming gun | |
| CN201047158Y (en) | Foam rise tools | |
| CN201042684Y (en) | Foaming gun | |
| CN201042687Y (en) | Foaming gun | |
| CN201164824Y (en) | Foaming gun | |
| CN201042685Y (en) | Foaming gun | |
| CN101698162A (en) | Foam gun | |
| CN101698185A (en) | Foam gun | |
| CN201161223Y (en) | A foaming instrument | |
| CN201164827Y (en) | Foaming apparatus | |
| CN103964358A (en) | Material unloading valve for high viscosity polyurethane combination material, and material unloading method | |
| CN201161224Y (en) | Foaming instrument | |
| CN201042691Y (en) | Foaming tool | |
| CN101698165A (en) | Foam gun | |
| CN201070607Y (en) | Foaming gun | |
| CN201168663Y (en) | Foamed gun | |
| CN101698171A (en) | Foaming tool | |
| CN201940309U (en) | Foam joint filling gun | |
| CN201071592Y (en) | Foaming instrument | |
| CN201079757Y (en) | Foaming tool | |
| CN201042689Y (en) | Foaming tool | |
| CN200974051Y (en) | Foaming tool | |
| CN101698167A (en) | Foam tool |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20080813 |