CN104275255A - Foaming gun - Google Patents
Foaming gun Download PDFInfo
- Publication number
- CN104275255A CN104275255A CN201310271965.XA CN201310271965A CN104275255A CN 104275255 A CN104275255 A CN 104275255A CN 201310271965 A CN201310271965 A CN 201310271965A CN 104275255 A CN104275255 A CN 104275255A
- Authority
- CN
- China
- Prior art keywords
- foam
- foam gun
- foaming
- mesh sheet
- yoke frame
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/0018—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam
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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
- B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
- B05B7/02—Spray pistols; Apparatus for discharge
- B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
Landscapes
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Abstract
The invention provides a foaming gun. The foaming gun comprises a foaming cavity, a foam inlet, a foam outlet, a steel needle, a pushing part and a screen sheet, wherein one end of the pushing part is connected with the inner wall of the foaming cavity through an elastic element, a connecting part is arranged on the pushing part and makes contact and is in sealing connection with the foam inlet through the elasticity of the elastic element, multiple meshes are formed in the screen sheet, the screen sheet is arranged in the foaming cavity, and the screen sheet is perpendicular to the moving direction of foaming agents in the foaming cavity from the foam inlet to the foam outlet. According to the technical scheme, the pushing part and the screen sheet are adopted, air pressure in a foaming tank is effectively utilized, foaming agents passing through the foaming gun and air are mixed more evenly, foam volume is large, foaming is even, and the expansion degree of foamed foaming agents is small.
Description
Technical field
The invention belongs to plant equipment and manufacture field, relate to a kind of foam device, particularly relate to a kind of uniform in foaming, foam gun that gas release is large.
Background technology
Foam gun is instrument blowing agent being used for door and window caulking joint and sealing.General foam gun has into bubble mouth and the bubble output hole being provided with draw point.Enter to steep mouth to match with the foamed pot storing blowing agent, in use by foamed pot with enter to steep mouth and connect, blowing agent enters in foam gun.Extract the draw point of bubble output hole again, blowing agent is sprayed by bubble output hole.
In actual production, as long as inspection foaming quality has gas release, the uniformity of foaming and the expansion amplitude after foaming.Expansion amplitude wherein after foaming is the important evidence of foaming and post-foaming before distinguishing.
Foaming before so-called is exactly 70% to foam after blowing agent ejection, after the amplitude of foaming and intumescing very little, after-contraction is less.Allow user using the strength just can well grasped when foam gun on hand like this, simple, convenient, gas release is than common foam gun increase 25%-30% and do not waste blowing agent, and user has saved 25%-30% cost greatly.Post-foaming is exactly gradually thicker after glue ejection, compare time foam gun is just up to and slightly go out several times, be so just difficult to allow user grasp the strength of triggering pulling on hand, easily waste blowing agent, minimal waste 1/3, and easily squeeze bad door and window after rear blowing agent solidification of expanding.And existing foam gun is owing to employing pneumatic steel ball at the mouth that enters to steep connected with foamed pot, by the gas push steel ball in foamed pot, thus blowing agent is entered in foam gun.This way wastes the gas stored in foamed pot greatly, makes blowing agent lack enough air pressure afterwards in ejection, and the uniformity and post-foaming of gas release, foaming all have problems.
Therefore, those skilled in the art be devoted to develop a kind of before foaming, uniform in foaming, foam gun that gas release is large.
Summary of the invention
In view of above-mentioned the problems of the prior art, the present invention is by using yoke frame and mesh sheet, effectively make use of air pressure in foamed pot, and make via the blowing agent in foam gun and gas and vapor permeation more even, have that gas release is large, advantage that uniform in foaming, blowing agent expansion amplitude after foaming are little.
For achieving the above object, concrete technical scheme is as follows:
A kind of foam gun, described foam gun comprises foam chamber, enters to steep mouth, bubble output hole and draw point, describedly enter to steep the two ends that mouth and bubble output hole are located at described foam chamber, describedly enter to steep mouth and communicate with described bubble output hole, described draw point is placed in described foam gun, one end of described draw point is placed in described bubble output hole, also comprises yoke frame and mesh sheet;
One end of described yoke frame is connected by the inwall of flexible member with described foam chamber, and described yoke frame is provided with connecting portion, and described connecting portion is entered to steep mouth by the elastic force of described flexible member and contacts with described and be tightly connected;
Described mesh sheet is provided with some meshes, and described mesh sheet is placed in described foam chamber, and described mesh sheet is with to enter to steep mouth in described foam chamber vertical to the traffic direction of bubble output hole.
Preferably, also comprise glue head, described glue head is provided with through hole, and the outer surface of described draw point one end is placed in the through hole of described glue head, and the outer surface of described glue head is placed in described bubble output hole place.
Preferably, described glue head is made up of polyethylene, polypropylene, polyformaldehyde material.
Preferably, the diameter of the mesh in described mesh sheet is 1 ~ 2mm.
Preferably, described mesh sheet is also provided with perforation, described mesh sheet is sheathed on described draw point by described perforation.
Preferably, the other end of described yoke frame is provided with some cylindricality legs, and described some cylindricality legs are uniformly distributed in the end face of the described yoke frame other end.
Preferably, the quantity of described cylindricality leg is two, and the shape in the cross section of the described yoke frame other end takes the shape of the letter U.
Preferably, the shape of the connecting portion on described yoke frame is cylindrical, and the excircle of described connecting portion is also provided with sealing ring, and described connecting portion is by described sealing ring and describedly enter to steep mouth and be tightly connected.
Preferably, described foam gun also comprises head and pars intermedia, and described head is connected with described pars intermedia by screw thread, described bubble output hole, enters to steep mouth and is located on described head, pars intermedia respectively, and described mesh sheet is placed in described head.
Preferably, described head is made of metal.
The advantage of technical scheme of the present invention has:
1, yoke frame effectively make use of air pressure in foamed pot, and foam gun air pressure is sufficient and gas release is large;
2, mesh sheet makes via the blowing agent in foam gun and gas and vapor permeation more even, thus uniform in foaming, gas release are large, blowing agent can reach full and uniform ejection before ejection foam gun after speed expand, the advantage of foaming before having;
3, glue head solves the blowing agent of ejection foam gun bubble output hole and the problem of adhesion between foaming gun barrel and draw point, not easily blocks and is easy to cleaning;
4, the cylindricality leg of the yoke frame passage that makes blowing agent enter foam gun is larger, is more beneficial to the front foaming of blowing agent and not easily blocks, is easy to the blowing agent of adhesion to clean.
The foam gun of technical solution of the present invention solves the problem of unsolved gas release and post-foaming always in the blowing agent history of more than 30 year, greatly saves global energy consumption.According to the use amount that the whole world is present, if existing user all uses the foam gun of technical solution of the present invention, the whole world is annual saves more than value about 2,000,000,000 RMB of energy consumption.
Accompanying drawing explanation
Fig. 1 is the structural representation of embodiments of the invention;
Fig. 2 be embodiments of the invention enter to steep mouth structure schematic diagram;
Fig. 3 is the bubble output hole structural representation of embodiments of the invention;
Fig. 4 is the mesh sheet structural representation of embodiments of the invention;
Fig. 5 is the glue header structure schematic diagram of embodiments of the invention;
Fig. 6 is the yoke frame structural representation of embodiments of the invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.
Below with reference to accompanying drawing, concrete explaination is done to embodiments of the invention.
As shown in Figure 1, Figure 2 with a kind of foam gun of the embodiments of the invention shown in Fig. 3, foam gun comprises foam chamber 1, enters to steep mouth 2, bubble output hole 3 and draw point 4.Enter to steep the two ends that mouth 2 and bubble output hole 3 are located at foam chamber 1, enter to steep mouth 2 and communicate with bubble output hole 3, draw point 4 is placed in foam gun, and one end of draw point 4 is placed in bubble output hole 3.Blowing agent in foamed pot passes through to enter in the foam chamber 1 of foam gun into bubble mouth 2; And by extracting draw point 4, spray by bubble output hole 3.
Wherein, yoke frame 5 and mesh sheet 6 is also comprised;
And combine as shown in Figure 6, one end of yoke frame 5, preferred bottom, is connected by the inwall of flexible member with foam chamber 1.Yoke frame 5 is provided with connecting portion, preferably at middle part, connecting portion by the elastic force of flexible member with enter to steep mouth 2 and contact and be tightly connected.When not needing foaming, the connecting portion of yoke frame 5 is shifted onto into bubble mouth 2 by the elastic force of flexible member, and sealing lives in steep mouth 2; When entering to steep mouth 2 and connecting foamed pot, yoke frame 5 pushes away by foamed pot in foam chamber 1, and flexible member compresses, connecting portion with enter to steep mouth 2 and be separated, the blowing agent in foamed pot enters in foam gun by entering to steep mouth 2.In the present embodiment, needing foaming, foamed pot in foam chamber 1 during ejection push piece 5, also by the stretching of flexible member, by connecting portion with enter to steep mouth 2 and be separated, thus blowing agent is entered.Namely in an embodiment, one end of flexible member is connected with connecting portion, and the other end of flexible member is connected with the inwall junction of foam chamber 1, and junction can be located at between bubble mouth 2 and connecting portion, also junction, foaming mouth 2 can be located at connecting portion both sides.
As shown in Figure 2, the junction of foam chamber 1 inwall is also provided with locating part 11, and the other end of flexible member is connected with the junction of foam chamber 1 inwall by locating part 11.Locating part 11 is preferably made of plastics.Locating part 11 is also provided with and is separated through hole, be preferably three and be separated through holes, and be preferably located on the periphery of locating part 11, to be entered by foamed pot in foam chamber 1 at blowing agent and after yoke frame 5, play the effect of balanced blowing agent flow velocity and flow and stirring.In addition, one end of preferred locating part 11 is provided with guide post, flexible member, is preferably spring, is sheathed in guide post; In addition, the top of guide post yoke frame 5 by foamed pot internal gas pressure suppress press down time, play the effect that restriction yoke frame 5 continues to press down; Meanwhile, guide post, is preferably the guide post of triangular pyramidal, when sheathed firmly spring, can make to maintain larger space between spring, be beneficial to and ensure that blowing agent has larger flow.
And combine as shown in Figure 4, mesh sheet 6 is provided with some meshes, or notch, and mesh sheet 6 is placed in foam chamber 1, and mesh sheet 6 is vertical with the traffic direction entering to steep mouth 2 to bubble output hole 3 in foam chamber 1.Because the traffic direction of blowing agent in foam gun is for entering to steep mouth 2 to bubble output hole 3, the mesh sheet 6 that direction track is vertical therewith by via blowing agent and gas and vapor permeation even, be beneficial to foaming.
Embodiments of the invention effectively make use of air pressure in foamed pot, and make via the blowing agent in foam gun and gas and vapor permeation more even, have that gas release is large, an advantage that uniform in foaming, blowing agent expansion amplitude after foaming are little.
As shown in Figure 1, Figure 2 with shown in Fig. 3, in an embodiment of the present invention, foam gun also comprises head 8 and pars intermedia 9.Head 8 is connected with pars intermedia 9 by screw thread.Bubble output hole 3, enter to steep mouth 2 and be located at respectively on head 8, pars intermedia 9.Preferred head, by metal, is made of such as copper.
As shown in Fig. 1, Fig. 3 and Fig. 5, in an embodiment of the present invention, glue head 7 is also comprised.Glue head 7 is provided with through hole, and the outer surface of draw point 4 one end is placed in the through hole of glue head 7, and the outer surface of glue head 7 is placed in bubble output hole 3 place.Glue head 7 is fixedly connected with bubble output hole 3.And preferably glue head 7 is made up of materials such as polyethylene, polypropylene, polyformaldehyde, prevent blowing agent and adhesion and cause block and not easy cleaning between foaming gun barrel and draw point.
As shown in Figure 1, Figure 3 and Figure 4, in an embodiment of the present invention, the diameter of the mesh in mesh sheet 6 is 1 ~ 2mm.Mesh sheet 6 is also provided with perforation, and the shape of mesh sheet 6 is discoid cylindrical.The circle centre position of disk is located in perforation.Mesh sheet 6 is sheathed on draw point 4 by perforation.Preferred mesh sheet 6 is placed in head 8.Some meshes in mesh sheet 6 are preferably semicircle, are uniformly distributed on the excircle of mesh sheet 6.
Another as shown in Figure 1, Figure 2 with shown in Fig. 6, in an embodiment of the present invention, the other end of yoke frame 5 is provided with some cylindricality legs 10, the direction of the connecting portion on leg 10 to yoke frame 5 with enter to steep mouth 2 to enter to steep direction identical, namely leg 10 is positioned at the import department into bubble mouth 2.Some cylindricality legs 10 are uniformly distributed the end face of yoke frame 5 other end.And preferably the quantity of cylindricality leg 10 is two, the shape in the cross section of yoke frame 5 other end takes the shape of the letter U, and is beneficial to cleaning and not easily blocks.
And the shape of connecting portion preferably on yoke frame 5 is cylindrical, the excircle of connecting portion is also provided with sealing ring, connecting portion by sealing ring with enter to steep mouth 2 and be tightly connected.
In an embodiment of the present invention, preferred yoke frame 5, mesh sheet 6 are made up of materials such as polyethylene, polypropylene, polyformaldehyde, thus not easily adhesion blowing agent.
Be described in detail specific embodiments of the invention above, but it is just as example, the present invention is not restricted to specific embodiment described above.To those skilled in the art, any equivalent modifications that the present invention is carried out and substituting also all among category of the present invention.Therefore, equalization conversion done without departing from the spirit and scope of the invention and amendment, all should contain within the scope of the invention.
Claims (10)
1. a foam gun, described foam gun comprises foam chamber, enters to steep mouth, bubble output hole and draw point, describedly enter to steep the two ends that mouth and bubble output hole are located at described foam chamber, describedly enter to steep mouth and communicate with described bubble output hole, described draw point is placed in described foam gun, one end of described draw point is placed in described bubble output hole, it is characterized in that, also comprises yoke frame and mesh sheet;
One end of described yoke frame is connected by the inwall of flexible member with described foam chamber, and described yoke frame is provided with connecting portion, and described connecting portion is entered to steep mouth by the elastic force of described flexible member and contacts with described and be tightly connected;
Described mesh sheet is provided with some meshes, and described mesh sheet is placed in described foam chamber, and described mesh sheet is with to enter to steep mouth in described foam chamber vertical to the traffic direction of bubble output hole.
2. foam gun as claimed in claim 1, it is characterized in that, also comprise glue head, described glue head is provided with through hole, and the outer surface of described draw point one end is placed in the through hole of described glue head, and the outer surface of described glue head is placed in described bubble output hole place.
3. foam gun as claimed in claim 2, it is characterized in that, described glue head is made up of polyethylene, polypropylene, polyformaldehyde material.
4. foam gun as claimed in claim 1, it is characterized in that, the diameter of the mesh in described mesh sheet is 1 ~ 2mm.
5. foam gun as claimed in claim 1, it is characterized in that, described mesh sheet is also provided with perforation, and described mesh sheet is sheathed on described draw point by described perforation.
6. foam gun as claimed in claim 1, it is characterized in that, the other end of described yoke frame is provided with some cylindricality legs, and described some cylindricality legs are uniformly distributed in the end face of the described yoke frame other end.
7. foam gun as claimed in claim 6, it is characterized in that, the quantity of described cylindricality leg is two, and the shape in the cross section of the described yoke frame other end takes the shape of the letter U.
8. foam gun as claimed in claim 7, it is characterized in that, the shape of the connecting portion on described yoke frame is cylindrical, and the excircle of described connecting portion is also provided with sealing ring, and described connecting portion is by described sealing ring and describedly enter to steep mouth and be tightly connected.
9. foam gun as claimed in claim 1, it is characterized in that, described foam gun also comprises head and pars intermedia, and described head is connected with described pars intermedia by screw thread, described bubble output hole, enter to steep mouth and be located on described head, pars intermedia respectively, described mesh sheet is placed in described head.
10. foam gun as claimed in claim 9, it is characterized in that, described head is made of metal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310271965.XA CN104275255A (en) | 2013-07-01 | 2013-07-01 | Foaming gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310271965.XA CN104275255A (en) | 2013-07-01 | 2013-07-01 | Foaming gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104275255A true CN104275255A (en) | 2015-01-14 |
Family
ID=52250883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310271965.XA Pending CN104275255A (en) | 2013-07-01 | 2013-07-01 | Foaming gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104275255A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2128581Y (en) * | 1992-08-05 | 1993-03-24 | 陈运进 | Spray gun head of foaming machine for polyurethane |
| CN2281223Y (en) * | 1996-12-31 | 1998-05-13 | 陈运进 | Easily cleaning structrue of nozzle of PU foam generator |
| CN101285341A (en) * | 2007-04-10 | 2008-10-15 | 王良 | Foaming gun |
| DE202011050649U1 (en) * | 2011-07-07 | 2011-10-24 | Wu-Chiao Chou | foam generator |
| CN202955238U (en) * | 2012-09-17 | 2013-05-29 | 上海蓝泊五金工具有限公司 | Connection valve of foaming gun |
| CN203417796U (en) * | 2013-07-01 | 2014-02-05 | 上海蓝泊实业有限公司 | Foaming gun |
-
2013
- 2013-07-01 CN CN201310271965.XA patent/CN104275255A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2128581Y (en) * | 1992-08-05 | 1993-03-24 | 陈运进 | Spray gun head of foaming machine for polyurethane |
| CN2281223Y (en) * | 1996-12-31 | 1998-05-13 | 陈运进 | Easily cleaning structrue of nozzle of PU foam generator |
| CN101285341A (en) * | 2007-04-10 | 2008-10-15 | 王良 | Foaming gun |
| DE202011050649U1 (en) * | 2011-07-07 | 2011-10-24 | Wu-Chiao Chou | foam generator |
| CN202955238U (en) * | 2012-09-17 | 2013-05-29 | 上海蓝泊五金工具有限公司 | Connection valve of foaming gun |
| CN203417796U (en) * | 2013-07-01 | 2014-02-05 | 上海蓝泊实业有限公司 | Foaming gun |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150114 |