CN202078985U - Dual-tube foaming spray gun - Google Patents
Dual-tube foaming spray gun Download PDFInfo
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- CN202078985U CN202078985U CN201120143168XU CN201120143168U CN202078985U CN 202078985 U CN202078985 U CN 202078985U CN 201120143168X U CN201120143168X U CN 201120143168XU CN 201120143168 U CN201120143168 U CN 201120143168U CN 202078985 U CN202078985 U CN 202078985U
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- nozzle
- feed pipe
- rifle body
- connector
- foaming spray
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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
- B05B12/00—Arrangements for controlling delivery; Arrangements for controlling the spray area
- B05B12/002—Manually-actuated controlling means, e.g. push buttons, levers or triggers
- B05B12/0022—Manually-actuated controlling means, e.g. push buttons, levers or triggers associated with means for restricting their movement
- B05B12/0024—Manually-actuated controlling means, e.g. push buttons, levers or triggers associated with means for restricting their movement to a single position
- B05B12/0026—Manually-actuated controlling means, e.g. push buttons, levers or triggers associated with means for restricting their movement to a single position to inhibit delivery
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Abstract
The utility model provides a dual-tube foaming spray gun, which belongs to the technical field of machinery, and solves the problems that the traditional foaming spray gun has uneven mixing of materials, small application range and short service life. The dual-tube foaming spray gun comprises a gun body with a handle, and a nozzle which is arranged at the front end of the gun body and is provided with a material spraying mouth, wherein the nozzle is connected with the gun body through a detachable connecting structure, and a nozzle seat is also arranged between the nozzle and the gun body, and the nozzle seat is detachably connected with the gun body in a sealing way; two feed pipes, i.e., a first feed pipe and a second feed pipe, are arranged in the gun body, and an opening and closing structure for controlling the two feed pipes to be simultaneously opened and closed is also arranged on the gun body; when the nozzle and the nozzle seat are connected, the insides of the nozzle and the nozzle seat form an agitating cavity, one end of each feed pipe is connected with the agitating cavity, and the other end of each feed pipe extends out of the gun body; and an agitating structure for agitating a foaming agent by pressure is arranged in the agitating cavity. The dual-tube foaming spray gun has the advantages of even mixing of the foaming agent, convenience and safety in use, long service life and the like.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of foaming spray gun, particularly a kind of two-tube foaming spray gun.
Background technology
After door frame, window frame were installed in architectural engineering, itself and between the walls left the slit, also can leave the slit after the installations such as some pipe-line equipments, must carry out filling to it and fill a vacancy.Originally generally all subsidize with materials such as cement, but this often the existence when subsidizing by cement material subsidize insecurely, cement drops easily, and the sealing of subsidizing is poor, people's life is caused have a strong impact on.Therefore, a kind of foam gun that blowing agent is used for door and window caulking joint and sealing arises at the historic moment.Foam gun is the common equipment that blowing agent injects, the gun barrel of existing foam gun is a normal straight tube, material mixes in the time of in entering into foam gun, and then pour into a mould by foam gun, therefore can not work continuously and be only limited to the pouring foaming that is used in small mould, and if material mixing back might cause foam gun to have a strong impact on untimely with its cast.Moreover, after directly mixing, material enters into foam gun again, and it is bad to cause easily foaming, and voidage is lower, and foamed time is long, even the phenomenon of second time of foaming in use can occur.
For this reason, people are through long-term exploration, explore a kind of new foam gun, make blowing agent in injection process, can in gun barrel, fully mix, treat to foam rapidly after blowing agent injects, and foaming back voidage is higher, high insulating effect, in use second time of foaming can not take place in water tank.For example, Chinese patent discloses a kind of batch mixing foam gun [Granted publication number be: CN 201784118U], and it comprises rifle body and gun barrel, is provided with the batch mixing chamber in the gun barrel.This batch mixing foam gun, straight tube gun barrel before comparing, owing in gun barrel, be provided with the batch mixing chamber, after blowing agent is blown in the fusiformis batch mixing chamber in the gun barrel by high-pressure blast, utilize the structure of fusiformis batch mixing cavity space gradual change, under the effect of high pressure draught, can not disposablely extrude gun barrel smoothly, but in the batch mixing chamber of gun barrel, fully mix, after being injected, blowing agent can foam rapidly, and foaming back porosity is higher, and high insulating effect can not produce the second time of foaming phenomenon in the use of water tank.
But still there is shortcoming in this batch mixing foam gun: 1, because the batch mixing chamber is that change has taken place on the structure, in blowing agent enters into the batch mixing chamber, can not fully evenly mix, not reach best foaming effect; 2, adhere to blowing agent in the batch mixing chamber easily, be difficult for it is cleared up, the batch mixing chamber is stopped up easily, and reduced its service life; 3, after in blowing agent enters into the batch mixing chamber, blowing agent is back in the foam gun body easily, stops up foam gun, and foam gun is difficult for clearing up, and causes the service life of foam gun short; 4, the charging aperture of general foam gun is positioned at the rear end of foam gun, has limitation in use, and uses inconvenient; 5, this foam gun only is applicable to full-filling is carried out in the slit, and the scope of application is little.
Summary of the invention
The purpose of this utility model is to have the problems referred to above at existing technology, has proposed that a kind of blowing agent mixes, the two-tube foaming spray gun of safe and long service life easy to use.
The purpose of this utility model can realize by following technical proposal:
This two-tube foaming spray gun, comprise rifle body and be located at the nozzle that rifle body front end has spray material port with handle, described nozzle is connected with described rifle body by the structure that removably connects, between described nozzle and rifle body, also be provided with a nozzle carrier, described nozzle carrier is connected with described rifle body removable seal, in described rifle body, be provided with two feed pipes: feed pipe one and feed pipe two, on described rifle body, also be provided with the on-off structure that control two feed pipes open or close simultaneously, it is characterized in that, inside when described nozzle is connected with nozzle carrier forms a stir chamber, one end of two above-mentioned feed pipes is connected with described stir chamber respectively, the other end stretches out the rifle body respectively, is provided with the stirring structure that utilizes pressure that blowing agent is stirred in described stir chamber.
This two-tube foaming spray gun is used for two kinds of different blowing agents being mixed into one and injecting.When work, feed pipe one and feed pipe two are connected different blowing agent extension tube attached respectively, on the device that nozzle alignment need be injected, open on-off structure, feed pipe one and feed pipe two are opened simultaneously, opened the back owing to there is pressure, two kinds of different blowing agents enter into stir chamber simultaneously, after the stirring structure stirring, the pressure effect is injected into the blowing agent that mixes on the device again.It is more even that stirring structure can make two kinds of blowing agents mix.After injection finishes, close on-off structure, blowing agent just stops to enter into stir chamber.After using a period of time, nozzle can be disassembled, the stirring structure and the stir chamber of the inside are cleaned, guarantee cleaning, to improve the service life of this two-tube foaming spray gun.
In above-mentioned two-tube foaming spray gun, described stirring structure comprises the helical stir axle that is horizontally installed in the stir chamber and to the passive positioning seat of helical stir axle one end, and to the passive above-mentioned nozzle carrier of the other end of helical stir axle, the two ends of described helical stir axle have the groove that inwardly concaves respectively; Described positioning seat is arranged in the nozzle, and its center is provided with the convex body one of horizontal expansion; The center of described nozzle carrier bottom is provided with the convex body two of horizontal expansion, and described convex body one and convex body two lay respectively in the groove at helical stir axle two ends when described nozzle is connected with nozzle carrier.
After setting, blowing agent has a pressure to the helical stir axle, and the helical stir axle is rotated, and in rotating process two kinds of blowing agents is mixed, and blowing agent is transported to the nozzle direction.This stirring structure simple in structure, be easy to realize, also convenient dismounting and cleaning to the helical stir axle are set like this, to guarantee cleaning, prevent obstruction.
In above-mentioned two-tube foaming spray gun, the bottom of described nozzle carrier is provided with two connectors that are communicated with above-mentioned stir chamber: connector one and connector two, described two connectors are symmetrical arranged along above-mentioned convex body two, are provided with the check valve sheet of the blowing agent backflow that can prevent when feed pipe cuts out in the stir chamber respectively at described two connector places.
Connector one and connector two are symmetrical arranged along convex body two, when two kinds of different blowing agents enter in the stir chamber, can impact simultaneously on the helical stir axle, make it stressed evenly, reduce the friction between helical stir axle and convex body one and the convex body two, increase the service life.
In above-mentioned two-tube foaming spray gun, described on-off structure comprises the spanner that is hinged on the rifle body, one end of described spanner is a free end, the other end and one can be hinged along the valve rod that the rifle body vertically moves, offer opening one and opening two on the described valve rod, when foam gun was in open mode, described feed pipe one was communicated with by described opening one with connector one, and described feed pipe two is communicated with by described opening two with connector two; When foam gun was closed, described valve rod made feed pipe one be connected with connector one disconnection under the effect of an elastic component elastic force simultaneously, and feed pipe two disconnects with connector two and being connected.
The opening of on-off structure is achieved in that holds handle, stir the free end of spanner with finger, make free end close to the spanner direction, in close process, the other end of spanner can slowly move down, and drives valve rod when mobile and moves down, during to certain position, feed pipe one is communicated with by opening one with connector one, and feed pipe two is communicated with by opening two with connector two.This moment, valve rod was subjected to the elastic force effect of elastic component.
Closing of on-off structure is achieved in that the free end that unclamps spanner, this moment, the elastic force effect of elastic component moved up valve rod, the free end of spanner is slowly to moving away from handle orientations in moving process, and this moment, connector one and connector two also moved up respectively, feed pipe one is disconnected with connector one be connected, feed pipe two disconnects with connector two and being connected.
In above-mentioned two-tube foaming spray gun, described spanner is provided with the safety piece that is inverted "L" shaped, the medium position of described safety piece is hinged on the spanner, the one end is a free end, the stop part that on described handle, has protrusion, on the jointed shaft of described safety piece, be arranged with torsion spring, be resisted against on the described stop part at the other end of safety piece above-mentioned under the effect of described torsion spring.
When foam gun was in closed condition, the other end of safety piece was resisted against on the stop part, promptly used big again strength also the free end of spanner can't be pushed to handle orientations.When needing to use foam gun to inject, earlier the free end of safety piece is pinned, made the other end of safety piece break away from stop part, under the situation of not unclamping safety piece, pin the free end of spanner, make foam gun be in open mode.The elastic force of torsion spring abuts on the stop part safety piece again when unclamping.
In above-mentioned two-tube foaming spray gun, described elastic component is the spring that is set in the valve rod outer end, and an end of described spring is resisted against on the rifle body, and its other end is resisted against the annular that is arranged at described valve rod outer end and keeps off along last.
Be provided with like this and help control moving upward of valve rod.
In above-mentioned two-tube foaming spray gun, the described structure that removably connects comprises the circular orientation circle that is sheathed on the nozzle, one end of described centring ring has annular shoulder block, the inboard of its other end offers internal thread, the outside of described nozzle has limiting section, described centring ring and rifle body be by being threaded when described nozzle is connected with the rifle body, and described annular shoulder block is resisted against on the above-mentioned limiting section.
This structure is convenient to be connected and dismounting, and simple in structure, is easy to realize.
In above-mentioned two-tube foaming spray gun, the cross section of described spray material port is rounded, and described nozzle and described nozzle carrier are provided with the inclined-plane of inclination by being threaded in the junction.Because rounded nozzle does not need to consider the directionality of spray material port when injecting, when mounted nozzle there is not strict requirement.The purpose that the inclined-plane is set here is that it is tightr by pressure to be fitted in the inclined-plane, prevents the leakage of blowing agent.
As another kind of scheme, in above-mentioned two-tube foaming spray gun, the cross section ovalize of described spray material port, described nozzle is threaded by four-head with described nozzle carrier, is provided with the inclined-plane of inclination in the junction.
Because the spray material port of ovalize need be considered the directionality of spray material port when injecting, so be connected with nozzle carrier by the four-head screw thread when mounted, be threaded by four-head, more accurate to its direction location, reduce and inject error.
In above-mentioned two-tube foaming spray gun, the charging aperture of described feed pipe one and feed pipe two is positioned at the bottom of above-mentioned handle, is provided with joint one at the charging aperture place of described feed pipe one, is provided with joint two at the charging aperture place of described feed pipe two.
The purpose of She Zhiing is like this, and is convenient and swift in use, and joint one and joint two are set, and conveniently is connected with extension tube attached.
Compared with prior art, this two-tube foaming spray gun has the following advantages:
1, the front end of rifle body is provided with the stir chamber that is used to make the blowing agent mixing, just mix in the time of can making two kinds of different blowing agents enter in the stir chamber like this, inject by spray material port again after mixing, can prevent that blowing agent from stopping up feed pipe, and nozzle can be dismantled, conveniently stir chamber is cleaned, guarantee its cleannes, prolong the service life of nozzle.
2, spanner is provided with safety piece, can reduce the probability of maloperation, and control feed pipe one and feed pipe two opening and closing simultaneously by valve rod, avoided the waste of blowing agent, when not using, the elastic force that utilization is arranged on the valve stem tip spring is closed feed pipe one and feed pipe two automatically, has effectively saved the use of blowing agent.
3, the two connector places that are located in the nozzle block are provided with check valve sheet, can prevent that when feed pipe cuts out the blowing agent in the stir chamber from refluxing; Be provided with the helical stir part that utilizes pressure that blowing agent is stirred in stir chamber, this helical stir part is only just worked after blowing agent advances, and simple in structure, can make the stirring of blowing agent more even.
4, the charging aperture of two feed pipes is positioned at the bottom of handle, and feed pipe is arranged in handle and the rifle body, and is convenient during use, can not be subjected to the restriction of extension tube attached; And this two-tube foaming spray gun can not only be used for the full-filling to the slit, can also carry out the large tracts of land spraying to wall etc., and the scope of application is extensive.
Description of drawings
Fig. 1 is the structural representation of this two-tube foaming spray gun.
Fig. 2 is the structural representation at stir chamber place in this two-tube foaming spray gun.
Fig. 3 is the structural representation of helical stir axle in this two-tube foaming spray gun.
Fig. 4 is the structural representation of nozzle carrier in this two-tube foaming spray gun.
Fig. 5 is the structural representation of positioning seat in this two-tube foaming spray gun.
Fig. 6 is the structural representation of check valve sheet in this two-tube foaming spray gun.
Fig. 7 is the structural representation of valve rod in this two-tube foaming spray gun.
Fig. 8 is the structural representation of centring ring in this two-tube foaming spray gun.
Among the figure, 1, the rifle body; 11, handle; 11a, stop part; 12, feed pipe one; 12a, joint one; 13, feed pipe two; 13a, joint two; 2, nozzle; 21, spray material port; 22, limiting section; 23, inclined-plane; 3, nozzle carrier; 31, convex body two; 32, connector one; 33, connector two; 4, stir chamber; 5, helical stir axle; 51, groove; 6, positioning seat; 61, convex body one; 7, check valve sheet; 81, spanner; 82, valve rod; 82a, opening one; 82b, opening two; 82c, annular retaining edge; 83, safety piece; 84, elastic component; 91, centring ring; 91a, annular shoulder block.
The specific embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
Embodiment one
As shown in Figure 1, this two-tube foaming spray gun comprises the rifle body 1 with handle 11 and is located at the nozzle 2 that rifle body 1 front end has spray material port 21 that also be provided with a nozzle carrier 3 between nozzle 2 and rifle body 1, as shown in Figure 2, nozzle carrier 3 is connected with rifle body 1 removable seal.As shown in Figure 1, nozzle 2 is connected with rifle body 1 by the structure that removably connects, concrete, as Fig. 1 and shown in Figure 8, the structure that originally removably connects comprises the circular orientation circle 91 that is sheathed on the nozzle 2, and an end of centring ring 91 has annular shoulder block 91a, the inboard of its other end offers internal thread, the outside of nozzle 2 has limiting section 22, and centring ring 91 and rifle body 1 are by being threaded when nozzle 2 is connected with rifle body 1, and annular shoulder block 91a is resisted against on the limiting section 22.Inside when nozzle 2 is connected with nozzle carrier 3 forms a stir chamber 4.
As shown in Figure 1, in rifle body 1, be provided with two feed pipes: feed pipe 1 and feed pipe 13, one end of two feed pipes is connected with stir chamber 4 respectively, the other end stretches out rifle body 1 respectively, the charging aperture of this feed pipe 1 and feed pipe 13 is positioned at the bottom of handle 11, as shown in Figure 1, be provided with joint one 12a, be provided with joint 13a at the charging aperture place of feed pipe 13 at the charging aperture place of feed pipe 1.Setting is convenient and swift in use like this, and conveniently is connected with extension tube attached.
As shown in Figure 1, on rifle body 1, also be provided with the on-off structure that control two feed pipes open or close simultaneously, concrete, this on-off structure comprises the spanner 81 that is hinged on the rifle body 1, one end of spanner 81 is a free end, the other end and one can be hinged along the valve rod 82 that rifle body 1 vertically moves, as shown in Figure 7, offer opening one 82a and opening two 82b on the valve rod 82, when foam gun is in open mode, feed pipe 1 is communicated with by opening one 82a with connector 1, and feed pipe 13 is communicated with by opening one 82b with connector 2 33; When foam gun was closed, valve rod 82 made feed pipe 1 be connected with connector one 32 disconnections under the effect of an elastic component 84 elastic force simultaneously, and feed pipe 13 disconnects with connector 2 33 and being connected.Elastic component 84 in the present embodiment is a spring as shown in Figure 1, and an end of this spring is resisted against on the rifle body 1, and its other end is resisted against the annular that is arranged at valve rod 82 outer ends and keeps off along on the 82c.
As shown in Figure 1, on spanner 81, also be provided with the safety piece 83 that is inverted "L" shaped, the medium position of this safety piece 83 is hinged on the spanner 81, the one end is a free end, the stop part 11a that on handle 11, has protrusion, on the jointed shaft of safety piece 83, be arranged with torsion spring, be resisted against on the stop part 11a at the other end of safety piece 83 under the effect of torsion spring.
When foam gun was in closed condition, the other end of safety piece 83 was resisted against on the stop part 11a, promptly used big again strength also the free end of spanner 81 can't be pushed to handle 11 directions.When needing to use foam gun to inject, earlier the free end of safety piece 83 is pinned, made the other end of safety piece 83 break away from stop part 11a, under the situation of not unclamping safety piece 83, pin the free end of spanner 81, make foam gun be in open mode.The elastic force of torsion spring abuts on the stop part 11a safety piece 83 again when unclamping.
As depicted in figs. 1 and 2, in stir chamber 4, be provided with the stirring structure that utilizes pressure that blowing agent is stirred.This stirring structure comprises the helical stir axle 5 that is horizontally installed in the stir chamber 4 and to the passive positioning seat 6 of helical stir axle 5 one ends, as shown in Figure 5, also comprises the passive nozzle carrier 3 of the other end of helical stir axle 5.As shown in Figure 3, the two ends of helical stir axle 5 have the groove 51 that inwardly concaves respectively; Positioning seat 6 is arranged in the nozzle 2, and its center is provided with the convex body 1 of horizontal expansion; The center of nozzle carrier 3 bottoms is provided with the convex body 2 31 of horizontal expansion, and described convex body 1 and convex body 2 31 lay respectively in the groove 51 at helical stir axle 5 two ends when nozzle 2 is connected with nozzle carrier 3.After setting, blowing agent has a pressure to helical stir axle 5, and helical stir axle 5 is rotated, and in rotating process two kinds of blowing agents is mixed, and blowing agent is transported to nozzle 2 directions.
As shown in Figure 4, the bottom of nozzle carrier 3 is provided with two connectors that are communicated with stir chamber 4: connector 1 and connector 2 33, two connectors are symmetrical arranged along convex body 2 31, are provided with the check valve sheet 7 of the blowing agent backflow that can prevent when feed pipe cuts out in the stir chamber 4 respectively at two connector places.The structure of check valve sheet 7 as shown in Figure 6, medium position is set on the convex body 2 31.
The cross section ovalize of the material spray 21 in the present embodiment, as shown in Figure 1 and Figure 4, nozzle 2 and nozzle carrier 3 are threaded by four-head, are provided with the inclined-plane 23 of inclination in the junction.Because the spray material port 21 of ovalize need be considered the directionality of spray material port 21 when injecting, so be connected with nozzle carrier 3 by the four-head screw thread when mounted, be threaded by four-head, more accurate to its direction location, reduce and inject error.
This two-tube foaming spray gun is mainly used in and two kinds of different blowing agents are mixed into one and inject.When work, hold handle 11, stir the free end of spanner 81 with finger, make free end close to spanner 81 directions, in close process, the other end of spanner 81 can slowly move down, driving valve rod 82 when mobile moves down, during to certain position, feed pipe 1 is communicated with by opening one 82a with connector 1, and feed pipe 2 13 is communicated with by opening two 82b with connector 2 33.This moment, valve rod 82 was subjected to the elastic force effect of elastic component 84.
In the time of need closing, unclamp the free end of spanner 81, this moment, the elastic force effect of elastic component 84 moved up valve rod 82, the free end of spanner 81 is slowly to moving away from handle 11 directions in moving process, and this moment, connector 1 and connector 2 33 also moved up respectively, feed pipe 1 is disconnected with connector 1 be connected, feed pipe 2 13 disconnects with connector 2 33 and being connected.
When work, feed pipe 1 and feed pipe 2 13 are connected different blowing agent extension tube attached respectively, nozzle 2 is aimed on the device that needs to inject, beat safety piece 83, further open spanner 81, feed pipe 1 and feed pipe 2 13 are opened simultaneously, open the back owing to there is pressure, two kinds of different blowing agents enter into stir chamber 4 simultaneously, and after stirring through stirring structure, the pressure effect is injected into the blowing agent that mixes on the device again.
Embodiment two
The structural principle of present embodiment is basic identical with the structural principle of embodiment one, and different places are that the cross section of spray material port 21 is rounded, and nozzle 2 and nozzle carrier 3 are provided with the inclined-plane 23 of inclination by being threaded in the junction.Because rounded nozzle 2 does not need to consider the directionality of spray material port 21 when injecting, when mounted nozzle 2 there is not strict requirement.Pressure by blowing agent can make inclined-plane 23 applyings tightr, prevents the leakage of blowing agent.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Although this paper has used rifle body 1 morely, handle 11, stop part 11a, feed pipe 1, joint one 12a, feed pipe 2 13, joint two 13a, nozzle 2, spray material port 21, limiting section 22, inclined-plane 23, nozzle carrier 3, convex body 2 31, connector 1, connector 2 33, stir chamber 4, helical stir axle 5, groove 51, positioning seat 6, convex body 1, check valve sheet 7, spanner 81, valve rod 82, opening one 82a, opening two 82b, the annular retaining is along 82c, safety piece 83, elastic component 84, centring ring 91, terms such as annular shoulder block 91a, but do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present utility model more easily; They are construed to any additional restriction all is contrary with the utility model spirit.
Claims (10)
1. two-tube foaming spray gun, comprise have handle (11) rifle body (1) and be located at the nozzle (2) that rifle body (1) front end has spray material port (21), described nozzle (2) is connected with described rifle body (1) by the structure that removably connects, between described nozzle (2) and rifle body (1), also be provided with a nozzle carrier (3), described nozzle carrier (3) is connected with described rifle body (1) removable seal, in described rifle body (1), be provided with two feed pipes: feed pipe one (12) and feed pipe two (13), on described rifle body (1), also be provided with the on-off structure that control two feed pipes open or close simultaneously, it is characterized in that, when described nozzle (2) forms a stir chamber (4) with the inside of nozzle carrier (3) when being connected, one end of two above-mentioned feed pipes is connected with described stir chamber (4) respectively, the other end stretches out rifle body (1) respectively, is provided with the stirring structure that utilizes pressure that blowing agent is stirred in described stir chamber (4).
2. two-tube foaming spray gun according to claim 1, it is characterized in that, described stirring structure comprises the helical stir axle (5) that is horizontally installed in the stir chamber (4) and to the helical stir axle passive positioning seats of (5) one ends (6), and to the passive above-mentioned nozzle carrier of the other end of helical stir axle (5) (3), the two ends of described helical stir axle (5) have the groove (51) that inwardly concaves respectively; Described positioning seat (6) is arranged in the nozzle (2), and its center is provided with the convex body one (61) of horizontal expansion; The center of described nozzle carrier (3) bottom is provided with the convex body two (31) of horizontal expansion, when described nozzle (2) and nozzle carrier (3) when being connected described convex body one (61) and convex body two (31) lay respectively in the groove (51) at helical stir axle (5) two ends.
3. two-tube foaming spray gun according to claim 2, it is characterized in that, the bottom of described nozzle carrier (3) is provided with two connectors that are communicated with above-mentioned stir chamber (4): connector one (32) and connector one (33), described two connectors are symmetrical arranged along above-mentioned convex body two (31), are provided with the check valve sheet (7) of the blowing agent backflow that can prevent when feed pipe cuts out in the stir chamber (4) respectively at described two connector places.
4. two-tube foaming spray gun according to claim 3, it is characterized in that, described on-off structure comprises the spanner (81) that is hinged on the rifle body (1), one end of described spanner (81) is a free end, the other end and one can be hinged along the valve rod (82) that rifle body (1) vertically moves, offer opening one (82a) and opening two (82b) on the described valve rod (82), when foam gun is in open mode, described feed pipe one (12) is communicated with by described opening one (82a) with connector one (32), and described feed pipe two (13) is communicated with by described opening two (82b) with connector two (33); When foam gun was closed, described valve rod (82) made feed pipe one (12) be connected with connector one (32) disconnection under the effect of an elastic component (84) elastic force simultaneously, and feed pipe two (13) disconnects with connector two (33) and being connected.
5. two-tube foaming spray gun according to claim 4, it is characterized in that, described spanner (81) is provided with the safety piece (83) that is inverted "L" shaped, the medium position of described safety piece (83) is hinged on the spanner (81), the one end is a free end, the stop part (11a) that on described handle (11), has protrusion, on the jointed shaft of described safety piece (83), be arranged with torsion spring, be resisted against on the described stop part (11a) at the other end of safety piece above-mentioned under the effect of described torsion spring (83).
6. according to claim 4 or 5 described two-tube foaming spray guns, it is characterized in that, described elastic component (84) is for being set in the spring of valve rod (82) outer end, one end of described spring is resisted against on the rifle body (1), and its other end is resisted against on the annular retaining edge (82c) that is arranged at described valve rod (82) outer end.
7. according to claim 1 or 2 or 3 or 4 or 5 described two-tube foaming spray guns, it is characterized in that, the described structure that removably connects comprises the circular orientation circle (91) that is sheathed on the nozzle (2), one end of described centring ring (91) has annular shoulder block (91a), the inboard of its other end offers internal thread, the outside of described nozzle (2) has limiting section (22), described centring ring (91) and rifle body (1) are by being threaded when being connected when described nozzle (2) and rifle body (1), and described annular shoulder block (91a) is resisted against on the above-mentioned limiting section (22).
8. according to claim 1 or 2 or 3 or 4 or 5 described two-tube foaming spray guns, it is characterized in that, the cross section of described spray material port (21) is rounded, and described nozzle (2) and described nozzle carrier (3) are provided with the inclined-plane (23) of inclination by being threaded in the junction.
9. according to claim 1 or 2 or 3 or 4 or 5 described two-tube foaming spray guns, it is characterized in that, the cross section ovalize of described spray material port (21), described nozzle (2) is threaded by four-head with described nozzle carrier (3), is provided with the inclined-plane (23) of inclination in the junction.
10. according to claim 1 or 2 or 3 or 4 or 5 described two-tube foaming spray guns, it is characterized in that, the charging aperture of described feed pipe one (12) and feed pipe two (13) is positioned at the bottom of above-mentioned handle (11), be provided with joint one (12a) at the charging aperture place of described feed pipe one (12), be provided with joint two (13a) at the charging aperture place of described feed pipe two (13).
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| CN201120143168XU CN202078985U (en) | 2011-05-06 | 2011-05-06 | Dual-tube foaming spray gun |
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| CN201120143168XU CN202078985U (en) | 2011-05-06 | 2011-05-06 | Dual-tube foaming spray gun |
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| CN202078985U true CN202078985U (en) | 2011-12-21 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102198433A (en) * | 2011-05-06 | 2011-09-28 | 高益松 | Dual-pipe foaming spray gun |
| CN102627164A (en) * | 2012-03-22 | 2012-08-08 | 梁海军 | Opening and closing device of liquid storage tank |
| CN112439575A (en) * | 2020-11-30 | 2021-03-05 | 合肥市擎海信息科技有限公司 | Reciprocating circulation mechanism for spraying high polymer powder coating |
| CN115350830A (en) * | 2022-08-25 | 2022-11-18 | 江苏天楹环保能源成套设备有限公司 | Multi-medium self-non-return self-mixing spray gun and using method thereof |
| CN117019481A (en) * | 2023-10-08 | 2023-11-10 | 靖江市华盛惠众精密制造有限公司 | Automatic paint spraying equipment for automobile door handle |
-
2011
- 2011-05-06 CN CN201120143168XU patent/CN202078985U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102198433A (en) * | 2011-05-06 | 2011-09-28 | 高益松 | Dual-pipe foaming spray gun |
| CN102627164A (en) * | 2012-03-22 | 2012-08-08 | 梁海军 | Opening and closing device of liquid storage tank |
| CN112439575A (en) * | 2020-11-30 | 2021-03-05 | 合肥市擎海信息科技有限公司 | Reciprocating circulation mechanism for spraying high polymer powder coating |
| CN115350830A (en) * | 2022-08-25 | 2022-11-18 | 江苏天楹环保能源成套设备有限公司 | Multi-medium self-non-return self-mixing spray gun and using method thereof |
| CN115350830B (en) * | 2022-08-25 | 2024-03-29 | 江苏天楹环保能源成套设备有限公司 | Multi-medium self-check self-mixing spray gun and application method thereof |
| CN117019481A (en) * | 2023-10-08 | 2023-11-10 | 靖江市华盛惠众精密制造有限公司 | Automatic paint spraying equipment for automobile door handle |
| CN117019481B (en) * | 2023-10-08 | 2023-12-15 | 靖江市华盛惠众精密制造有限公司 | Automatic paint spraying equipment for automobile door handle |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20111221 Effective date of abandoning: 20140611 |
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| AV01 | Patent right actively abandoned |
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| RGAV | Abandon patent right to avoid regrant |