CN200960491Y - Foaming device - Google Patents

Abstract

The utility model relates to a foaming device, especially applicable to the gun body arranged with the foaming instrument, comprising a liquid inlet valve and a liquid outlet mouth, characterized in that the utility model also comprises a connecting device used to connect with the gun body in the foaming instrument. The foaming device could be conveniently connected with the gun body, and the foaming device damaged or infiltrated or blocked up in the foaming instrument could be conveniently replaced, to resolve the easily happen troubles in the foaming instrument, and to largely save the resources, the utility model has a simple and reasonable structure, simple assembly, and the application on mass production.

Description

Foam device

Technical field

The utility model relates to the accessory that is used on the foam tool, especially for the device of ejection foam filling agent.

The background skill is stated

Fill up about the door in the house, the installation of window water-impervious or slit, the insulation that air-conditioning is installed, application of anti-leakage layers, fill in the surplus hole that various pipelines are installed, combined socket and switch and the relevant installation that needs insulation etc., generally all adopting foam filling agent is raw material, reaches installation, joint filling, mending-leakage, insulation, insulation or purpose such as bonding by foam tool, foam tool generally comprises rifle body and foam device, outwards sprays foam filling agent by foam device.Foam filling agent generally is for having the liquid state of air pressure in foam device, when the switching device in by foam tool on the rifle body is opened fluid mouth on the foam device, the foam filling agent that ejects is cured and is bonded in needed place, but, exist the defective of following several respects during the passage of this foam filling agent that possesses high viscosity by foam device; 1. foam tool uses whole passage in the post-foaming device or feed liquor valve or fluid mouth to be very easy to putting aside the foam filling agent of solidifying by a period of time ground, causes foam device can't use because of seepage or obstruction.If 2. the seal degree of fluid mouth or feed liquor valve does not reach standard or a seepage phenomenon is arranged slightly, the foam filling agent in the foam device is easy to seepage or curing.3. because the required precision of fluid mouth and feed liquor valve is very high, is very easy to be collided or deposits improper and cause damage.

In sum, because the rifle body in foam device and the foam tool is a conjoined structure, if foam device breaks down, will cause whole foam tool to be scrapped, the consumption that causes foam tool is huge and wasted resource.

Summary of the invention

The purpose of this utility model be the defective that exists at above-mentioned prior art and propose a kind of can freestanding foam device, can be installed on the rifle body of foam tool, or change the foam device that damage or seepage or obstruction in foam tool, occur easily, solve the fault that occurs easily in the foam tool, saved resource widely.

Another purpose of the present utility model is between rifle body and foam device jockey to be set, and has made things convenient for foam device to be connected with the rifle body or separates, and it is simple and reasonable for structure, and is easy for installation, is fit to produce in enormous quantities.

In order to realize the foregoing invention purpose, the utility model adopts following technical scheme: it comprises feed liquor valve and fluid mouth, it is characterized in that: also comprise jockey, be used for and can be connected with the rifle body of foam tool.

First spool is set in the passage of described fluid mouth.

Described jockey comprises connector and the endoporus that is provided with in connector, in described endoporus screw thread is set.

Described connector is a convex.

Described jockey comprises the screw thread that connector and connector surface are provided with.

Described connector is a concavity.

On described first spool, jockey is set.

Described jockey is screw piece or nut.

Described feed liquor valve comprises liquid inlet port, closure member and first back-moving spring.

Between described liquid inlet port and closure member, also comprise seal.

On the described seal fixture is set.

Adopt the utility model of technique scheme, foam device can be connected with the rifle body easily, or can change the foam device that damage or seepage or obstruction in foam tool, occur easily, and solved the fault that occurs easily in the foam tool, saved resource widely; And the rifle body can obtain reusing many times in the foam tool, has reduced the cost that uses foam tool widely, and it is simple and reasonable for structure, and is easy for installation, 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 utility model.

Structure cross-sectional schematic when Fig. 2 separates with the rifle body for foam device.

Structure cross-sectional schematic when Fig. 3 forms foam tool for foam device combines with the rifle body.

Fig. 4 is the structure cross-sectional schematic of second kind of embodiment.

Structure cross-sectional schematic when Fig. 5 separates with the rifle body for foam device.

Structure cross-sectional schematic when Fig. 6 forms foam tool for foam device combines with the rifle body.

Fig. 7 is the structural representation on Fig. 6 foam tool surface.

Fig. 8 is the structure cross-sectional schematic of the third embodiment.

Structure cross-sectional schematic when Fig. 9 separates with the rifle body for foam device.

Structure cross-sectional schematic when Figure 10 forms foam tool for foam device combines with the rifle body.

1-foam device 10-liquid feed valve 11-liquid inlet port 12-closure member 13-the first back-moving spring 14-seal 15-fixture 21-liquid outlet 22-the first spool 23-seal 24-fixture 25-jockey 251-screw piece 261-nut 27-seal 28-fixture 3-jockey 31-connector 32-endoporus 321-screw thread 322-screw thread 33-convex 34-concavity 4-rifle body 41-recess 42-protuberance 51-the second screw piece 52-the second nut 521-fixture 6-switching device 7-the second spool 71-the second back-moving spring 712-spring base 8-adjuster

The specific embodiment

Foam device of the present utility model, particularly suitable on the rifle body of installation (connection) in foam tool, it comprises feed liquor valve 10 and fluid mouth 21, it is characterized in that: also comprise jockey 3, be used for and can be connected with the rifle body of foam tool.Foam device can be installed on (connection) rifle body in foam tool easily, or change the foam device that damage or seepage or obstruction in foam tool, occur easily, solved the fault that occurs easily in the foam tool, saved resource widely.

Referring to Fig. 1, foam device 1 comprises feed liquor valve 10 and fluid mouth 21.Feed liquor valve 10 can comprise liquid inlet port 11, closure member 12 and first back-moving spring 13; Can also be included in the fixture 15 that seal 14 is set between liquid inlet port 11 and the closure member 12 and is used for fixing seal 14.First spool 22 can also be set in the passage of fluid mouth 21, be used for to seal fluid mouth 21.Can also between the fluid mouth 21 and first spool 22, seal 23 be set.Fixture 24 can also be set on seal 23.Can also be that seal 23 interlockings are on first spool 22.Also comprise jockey 3 on foam device 1, the endoporus 32 that jockey 3 can comprise connector 31 and be provided with in connector 31 has at least part that screw thread 321 is set in described endoporus 32.Connector 31 can be convex 33.Can also stretch out between the part of foam device 1 housing and the housing at first spool 22 seal 27 is set, fixture 28 can also be set on seal 27.

Referring to Fig. 2, can recess 41 be set in rifle body 4, second screw piece, 51, the second screw pieces 51 are set in rifle body 4 have at least part to stretch in the recess 41, be used for and can spin mutually with the screw thread 321 of setting on foam device 1 endoporus 32.Otherwise, also can be connector to be set in the rifle body and endoporus is set in connector, screw thread is set in endoporus, also can be also to comprise jockey in the foam device, jockey comprises the recess and second screw piece, second screw piece has at least part to stretch in the recess, is used for spinning mutually with the screw thread that is provided with on the rifle body endoporus.Switching device 6 is set in rifle body 4, and an end of switching device 6 is installed on the rifle body 4 movably.Second spool 7 is set in rifle body 4, is used for and can be connected with first spool 22, second spool 7 overlaps mutually with switching device 6, and rotating adjuster 8 can also be set at the afterbody of rifle body 4, is used for regulating the many or few of the foam-filled dosage of foam device 1 ejection.In that can being set between second spool 7 and the adjuster 8, second back-moving spring, 71, the second back-moving springs 71 act on second spool 7.

Below foam device is illustrated by the situation that jockey is connected back formation foam tool with the rifle body:

Referring to Fig. 3, when the foam device on needing foam device or foam tool breaks down, in the recess on connector 31 (convex 33) the insertion rifle body 4 that is provided with on the foam device new among Fig. 11 in the jockey, rotate second screw piece 51 that is provided with in the rifle body 4 again, make second screw piece 51 have at least the screw thread 321 that is provided with on part and the endoporus 32 to spin mutually, thereby foam device 1 and rifle body 4 locked together and formed the foam tool that is used for the spray foam filler.

When needs spray, the tank body that foam filling agent is housed is packed on the feed liquor valve in (screw-in) foam device 1, the foam filling agent that has air pressure in the tank body is opened liquid inlet port 11 automatically and is made foam filling agent enter in the passage of foam device 1 by liquid inlet port 11, at this moment, as long as Drawing switch device 6, switching device 6 makes fluid mouth 21 open-minded, thereby foam filling agent is sprayed from fluid mouth 21, is sprayed on needed place.Fluid mouth 21 is closed when openhanded when driving switching device 6.When seepage or damage or clogging appear in the whole passage in fluid mouth 21 or feed liquor valve or the foam device, withdraw from second screw piece 51 as long as rotate, just can unload fluid mouth 21 and feed liquor valve, change the new foam device 1 (referring to Fig. 1) that has fluid mouth 21 and feed liquor valve 10 again, spin mutually by the screw thread 321 that is provided with on the endoporus 32 in second screw piece 51 on the rifle body 4 and the jockey again, new fluid mouth 21 is connected (locking) together with the feed liquor valve with rifle body 4, like this, can make foam tool obtain again using again, be equivalent to and increased a new foam tool newly, and actual be only to have changed fluid mouth 21, first spool 22 and feed liquor valve, most of part is got back and is utilized again in the foam tool.When the fluid mouth 21 of new transposing and feed liquor valve break down, can withdraw from the second screw piece 51 fluid mouth that another is new 21, first spool 22 and feed liquor valve and rifle body 4 links into an integrated entity by rotation again, can obtain a new foam tool again, like this, the whole parts in the rifle body 4 can be reused, and directly end natural wastage, like this, both solve seepage or damage or clogging that foam tool occurs easily, prolonged service life again, saved material simultaneously again.

Referring to Fig. 2 and Fig. 3, also can jockey 25 be set at an end of first spool 22, jockey 25 can be screw piece 251, second spool 7 in rifle body 4 and first spool, 22 corresponding ends are provided with nut 261, when the connector on the foam device 1 31 spins mutually with second screw piece 51 on the rifle body 4 and after fixing, nut 261 spins mutually with screw piece 251 again, thereby make first spool 22 and second spool 7 link into an integrated entity (referring to Fig. 3), when Drawing switch device 6, just can drive first spool 22 fluid mouth 21 is opened, thereby make the foam filling agent in the foam device 1 spray to external from fluid mouth 21 by moving of second spool 7.

Also can second spool 7 and first spool, 22 corresponding ends in rifle body 4 screw piece be set, also can jockey be set at an end of first spool 22, jockey can be nut, is used for spinning mutually with the screw piece that is provided with on second spool.

One end that also can be first spool is provided with jockey, jockey can comprise protuberance and the groove that is provided with on protuberance, also can be recess to be set in the corresponding section of second spool and first spool, described recess can match with described protuberance, screw piece is set on recess, is used for when protuberance inserts recess, the screw piece that is provided with on the rotation recess, make screw piece block groove on the protuberance, be integral thereby first spool is connected with second spool.

Can also be on first spool, jockey to be set, jockey can comprise groove or movable part, movable part (or groove) is set on second spool, when needs first spool is connected with second spool, pull or press the movable part that is installed on first spool or second spool, movable part is stuck in the groove, is integral thereby first spool is connected with second spool.

Also can be in the rifle body, spool to be set, switching device can act on the spool, also can be in foam device, not contain first spool, when foam device is connected by jockey with the rifle body, described spool can pass the passage that communicates with fluid mouth in the foam device and extend to the fluid mouth, is used for sealing the fluid mouth, referring to Fig. 3, can not establish jockey in first spool, make first spool 22 and second spool 7 make integrative-structure and get final product.

Referring to Fig. 4, jockey 3 can also comprise the screw thread 322 that connector 31 and connector 31 surfaces upward are provided with, connector 31 can be concavity 34, referring to Fig. 5, the protuberance 42 that can match with concavity 34 in the jockey 3 is set in the rifle body 4, rotating second nut, 52, the second nuts 52 are set in rifle body 4 can be socketed on the described protuberance 42, be used for foam device 1 connector 31 surfaces screw thread 322 to be set and spin mutually.Can also in second nut 52, fixture 521 be set, be used for fixing second nut 52.Otherwise, also can be in the rifle body connector to be set and the connector surface is provided with screw thread, also can be also to comprise jockey in the foam device that jockey can be rotating second nut, is used for spinning mutually with the screw thread that the connector surface of rifle body is provided with.

Referring to Fig. 5 and Fig. 6, on adjuster 8, spring base 712 can be set, be used to install second back-moving spring, 71, the second back-moving springs 71 and can act on second spool 7.One end of second spool 7 is provided with nut 261, the other end of second spool 7 passes the endoporus of spring base 712 and stretches out on the afterbody of rifle body 4, referring to Fig. 6, when foam device with after the rifle body is connected by jockey, rotate second spool 7, nut 261 is screwed on first spool 22 on the jockey 25 (screw piece 251) that is provided with, thereby first spool 22 and second spool 7 are linked into an integrated entity and is convenient to switching device 6 drives.

Referring to Fig. 5 and Fig. 6, when 1 work of needs foam device, connector 31 (concavity 34) in the jockey 3 that is provided with on the foam device 1 is inserted by the protuberance on the rifle body 4 42, rotate second nut 52 that is provided with in the rifle body 4 again, make second nut 52 screw thread 322 is set and spin mutually, thereby foam device 1 and rifle body 4 locked together and formed the foam tool that is used for the spray foam filler with connector 31 surfaces.

Fig. 7 is the surface texture schematic diagram of Fig. 6.

Referring to Fig. 8, Fig. 9 and Figure 10, the technical scheme of present embodiment is close with Fig. 1, Fig. 2 and Fig. 3, its main distinction is that second screw piece 51 on the rifle body 4 has at least part to be positioned at the afterbody (referring to Fig. 9 and Figure 10) of rifle body 4, has also made things convenient for the rotation of second screw piece 51.

Though below in conjunction with the embodiments the utility model has been made detailed description, those of ordinary skill obviously can be recognized in the art, and previous embodiment only is for the utility model, and non-limiting the utility model.In design scope of the present utility model, 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 (11)

1, a kind of foam device, particularly suitable be installed on the rifle body in the foam tool, it comprises feed liquor valve and fluid mouth, it is characterized in that: also comprise jockey, be used for and can be connected with the rifle body of foam tool.

2,, it is characterized in that in the passage of described fluid mouth first spool being set according to the described foam device of claim 1.

3,, it is characterized in that described jockey comprises connector and the endoporus that is provided with in connector, be provided with screw thread in described endoporus according to claim 1 or 2 described foam devices.

4,, it is characterized in that described connector is a convex according to the described foam device of claim 3.

5,, it is characterized in that described jockey comprises the screw thread that connector and connector surface are provided with according to claim 1 or 2 described foam devices.

6,, it is characterized in that described connector is a concavity according to the described foam device of claim 5.

7,, it is characterized in that on described first spool, jockey being set according to the described foam device of claim 2.

8,, it is characterized in that described jockey is screw piece or nut according to the described foam device of claim 7.

9,, it is characterized in that described feed liquor valve comprises liquid inlet port, closure member and first back-moving spring according to claim 1 or 2 described foam devices.

10,, it is characterized in that between described liquid inlet port and closure member, also comprising seal according to the described foam device of claim 9.

11,, it is characterized in that on described seal, fixture being set according to the described foam device of claim 10.

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