CN203750738U - Polyurethane foaming agent spray gun with safe opening adjusting device - Google Patents
Polyurethane foaming agent spray gun with safe opening adjusting device Download PDFInfo
- Publication number
- CN203750738U CN203750738U CN201320855929.3U CN201320855929U CN203750738U CN 203750738 U CN203750738 U CN 203750738U CN 201320855929 U CN201320855929 U CN 201320855929U CN 203750738 U CN203750738 U CN 203750738U
- Authority
- CN
- China
- Prior art keywords
- thimble
- pressure ring
- hole
- adjusting bolt
- adjusting device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000007921 spray Substances 0.000 title claims abstract description 23
- 239000004088 foaming agent Substances 0.000 title abstract description 8
- 229920002635 polyurethane Polymers 0.000 title abstract 3
- 239000004814 polyurethane Substances 0.000 title abstract 3
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 239000011496 polyurethane foam Substances 0.000 claims description 15
- 239000000126 substance Substances 0.000 claims description 7
- 210000002435 tendon Anatomy 0.000 claims description 7
- 239000007787 solid Substances 0.000 claims description 3
- 239000013043 chemical agent Substances 0.000 abstract 1
- 230000001105 regulatory effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Landscapes
- Nozzles (AREA)
Abstract
The utility model relates to a polyurethane foaming agent spray gun with a safe opening adjusting device. The polyurethane foaming agent spray gun comprises a gun barrel, a gun body, an adapter and a thimble, wherein a hole is formed in the gun body, a chemical agent with pressure enters the inside the gun body from the hole through the adapter, the gun body is provided with a trigger, the back end of the gun body is connected with the safe opening adjusting device, the front section of the thimble is arranged inside the gun barrel, and the trigger is in linkage with a thimble sliding block on the thimble; the safe opening adjusting device comprises a retaining pressing ring and an adjusting bolt which are mounted in a threaded hole at the back end of the gun body, the retaining pressing ring is arranged at the front end of the threaded hole at the back end of the gun body, a through hole is formed in the middle of the retaining pressing ring, the adjusting bolt is positioned on the outside of the retaining pressing ring, a movable thimble push rod for limiting the backwards moving distance of the thimble is arranged between the front end of the adjusting bolt and the back end of the thimble; the front end of the adjusting bolt and the thimble push rod can both penetrate through the through hole of the retaining pressing ring so as to abut against each other; a pressure spring is arranged between the retaining pressing ring and the thimble sliding block.
Description
Technical field
The utility model relates to a kind of foaming agent spray gun, especially a kind of polyurethane foam agent spray gun that possesses safe opening adjusting device.
Background technology
Because polyurethane foam agent has the functions such as fixing, sound insulation, insulation, waterproofing and leakage-stopping, therefore polyurethane foam agent especially obtains applying more and more widely at building field.In operating process, be conventionally equipped with spray gun and reach the object that is implemented into accurately and efficiently each target.Foaming agent spray gun comprises rifle mouth, gun barrel, rifle body, adapter and handle, and thimble in gun barrel; Rifle body top is provided with a hole, has the chemicals of pressure to be entered in rifle body by this hole by adapter, and rifle body is provided with to control and enters the trigger that the chemicals of rifle body is sprayed by rifle mouth, and gun tube rear end connects opening adjusting device.When use, start trigger and make to move after thimble, thimble is opened rifle mouth, and chemicals sprays through rifle mouth.After using, unclamp trigger, thimble resets under stage clip effect, sealing rifle mouth, and chemicals stops ejection.
Spray gun miscellaneous emerges in an endless stream in the market, but the opening adjusting device of spray gun generally adopts the mode that in adjusting bolt, installation steel ball contacts with stage clip, because design comparison is simple, again without any caution sign, therefore operator is had to stricter requirement, depart from rifle body if revolve because of carelessness excessive when adjusting bolt screws out, cause thimble to retreat and get loose, very easily cause polyurethane foam agent surprisingly to spray and the personal safety that endangers personnel on operator or limit from rifle mouth, and, because adjusting bolt directly contacts with stage clip, when installing and regulating, waste time and energy.
Summary of the invention
The utility model provides a kind of convenience to install and realize easy adjustment, has used safe, simple in structure a kind of polyurethane foam agent spray gun that possesses safe opening adjusting device.
The technical solution adopted in the utility model is:
A kind of polyurethane foam agent spray gun that possesses safe opening adjusting device, comprise rifle mouth, gun barrel, rifle body, adapter, thimble and handle, described rifle body is provided with a hole, the chemicals that has pressure by adapter in this hole enters rifle body, described rifle body is provided with trigger, described rifle body rear end connects safe opening adjusting device, and described thimble leading portion is placed in gun barrel, the thimble slide block interlock on described trigger and thimble, it is characterized in that: described safe opening adjusting device comprises the retaining pressure ring and the adjusting bolt that are arranged in the screwed hole of rifle body rear end, described retaining pressure ring is placed in rifle body rear end screwed hole front end, the centre of described retaining pressure ring is provided with a through hole, described adjusting bolt is positioned at retaining pressure ring outside, between described adjusting bolt front end and thimble rear end, be provided with movably the thimble push rod that moves distance after thimble for limiting, the front end of described adjusting bolt all can and prop up through the through hole of retaining pressure ring each other mutually with thimble push rod, between described retaining pressure ring and thimble slide block, be provided with stage clip.Stage clip makes thimble in compacted state, thereby guarantees that thimble is can only be within the scope of the reasonable aperture of design movable and can accidental release.
Further, described adjusting bolt is one to be ladder solid shafting shape structure, and its front end is provided with the fore-set of column structure, and its middle part is provided with external screw thread, and its rear end is provided with turncap, and described turncap is provided with annular knurl, groove or convex tendon.The shape of fore-set is preferably cylindrical, annular knurl, groove or convex tendon etc. are set are rotation when regulating on described turncap.
Further, the aperture of the through hole of described retaining pressure ring is greater than the size of the fore-set of thimble push rod and adjusting bolt front end.So the fore-set of the push rod of thimble and the front end of adjusting bolt can run through retaining pressure ring, can prop up mutually each other.
Further, the through hole at described retaining pressure ring center can be arranged at least column with a plane, or at the outside of retaining pressure ring end face, groove, aperture or convex tendon is set.Arrange so that the assembling of retaining pressure ring like this.
Further, described retaining pressure ring is all connected with rifle body by screw thread with adjusting bolt.
The utility model has the advantage of:
1, retaining pressure ring is placed in rifle body screwed hole front end, even if adjusting bolt screws out the screwed hole of rifle body completely, thimble slide block still can not be drawn back in impaction state, thereby the phenomenon of having avoided foaming agent surprisingly to spray from rifle mouth is safe.
2, adjusting bolt does not directly contact with stage clip, and without the pressure that bears stage clip, when installing and regulating, feel is very easily smooth and easy.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structure enlarged diagram of safe opening adjusting device of the present utility model.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is further described, but the utility model is not confined to these detailed description of the invention.One skilled in the art would recognize that the utility model contained all alternatives, improvement project and the equivalents that within the scope of claims, may comprise.
With reference to Fig. 1, Fig. 2, a kind of polyurethane foam agent spray gun that possesses safe opening adjusting device, comprise rifle mouth 8, gun barrel 7, rifle body 2, adapter 6, thimble 9 and handle 12, described rifle body 2 is provided with a hole, the chemicals that has pressure is by adapter 6 in this hole enters rifle body 2, and described rifle body 2 is provided with trigger 11, and described rifle body 2 rear ends connect safe opening adjusting device 1, described thimble 9 leading portions are placed in gun barrel 7, and described trigger 11 links with the thimble slide block 5 on thimble 9, described safe opening adjusting device 1 comprises the retaining pressure ring 1a and the adjusting bolt 1b that are arranged in rifle body 2 rear end screwed holes, described retaining pressure ring 1a is placed in rifle body 2 rear end screwed hole front ends, the centre of described retaining pressure ring 1a is provided with a through hole, described adjusting bolt 1b is positioned at retaining pressure ring 1a outside, between described adjusting bolt 1b front end and thimble 9 rear ends, be provided with movably the thimble push rod 3 that moves distance after thimble for limiting, the front end of described adjusting bolt 1b all can prop up it through retaining pressure ring 1a through hole with thimble push rod 3 each other mutually, between described retaining pressure ring 1a and thimble slide block 5, be provided with stage clip 4.Stage clip 4 makes thimble 9 in compacted state, thereby guarantees that thimble 9 is can only be within the scope of the reasonable aperture of design movable and can accidental release.Retaining pressure ring 1a is placed in rifle body 2 screwed hole front ends, even if adjusting bolt 1b screws out the screwed hole of rifle body 2 completely, thimble slide block 5 still can not be drawn back in impaction state, thereby the phenomenon of having avoided foaming agent surprisingly to spray from rifle mouth 8 is safe.Adjusting bolt 1b does not directly contact with stage clip 4, and without the pressure that bears stage clip 4, when installing and regulating, feel is very easily smooth and easy.
Described adjusting bolt 1b one is ladder solid shafting shape structure, and its front end is provided with the fore-set of column structure, and its middle part is provided with external screw thread, and its rear end is provided with turncap, and described turncap is provided with annular knurl, groove or convex tendon.The shape of fore-set is preferably cylindrical, and the present embodiment is provided with annular knurl on turncap, rotation during in order to adjusting.
The aperture of the through hole of described retaining pressure ring 1a is greater than the size of thimble push rod 3 and adjusting bolt 1b front end fore-set.So thimble push rod 3 can run through retaining pressure ring 1a with the front end fore-set of adjusting bolt 1b, can prop up mutually each other.
The through hole at described retaining pressure ring 1a center can be arranged at least column with a plane, or at the outside end face of retaining pressure ring 1a, groove, aperture or convex tendon is set.The present embodiment arranges yi word pattern groove at the outside end face of retaining pressure ring 1a, so that the assembling of retaining pressure ring 1a.
Described retaining pressure ring 1a is all connected with rifle body 2 by screw thread with adjusting bolt 1b.
In use, polyurethane foam agent enters rifle body 2 by adapter 6 to the utility model, then through till gun barrel 7 is full of nozzle 8 always, now cocking 11 backward, and trigger 11 drives thimble slide block 5 to slide backward.Because thimble 9 and thimble slide block 5 are fixed together, in the time that thimble slide block 5 slides backward, thimble 9 also and then moves together backward, and now nozzle 8 places reserve space, and foaming agent sprays immediately.
The safe opening adjusting device that the utility model provides can or screw out the aperture that regulates thimble push rod 3 by the screw-in of adjusting bolt 1b, in the time screwing in adjusting bolt 1b, the aperture of thimble push rod 3 reduces gradually, because retaining pressure ring 1a center is provided with through hole, make the front end of adjusting bolt 1b can pass through smoothly retaining pressure ring 1a, until offset with thimble push rod 3.Now thimble 9 completely and nozzle 8 inwalls fit, nozzle 8 is in closed condition, adjusting bolt 1b has played locking action.When adjusting bolt 1b rotates and when cocking, the aperture of thimble push rod 3 increases gradually backward, adjusting bolt 1b now plays the effect that regulates aperture.In the time that adjusting bolt 1b screws out the screwed hole of rifle body 2 completely, thimble slide block 5 is not still drawn back in impaction state under the effect of retaining pressure ring 1a, has avoided the unexpected ejection of polyurethane foam agent from rifle mouth 8.In addition,, because adjusting bolt 1b does not directly contact with stage clip 4, when installing and regulating, feel is very easily smooth and easy.
Claims (5)
1. one kind possesses the polyurethane foam agent spray gun of safe opening adjusting device, comprise rifle mouth, gun barrel, rifle body, adapter, thimble and handle, described rifle body is provided with a hole, the chemicals that has pressure by adapter in this hole enters rifle body, described rifle body is provided with trigger, described rifle body rear end connects safe opening adjusting device, and described thimble leading portion is placed in gun barrel, the thimble slide block interlock on described trigger and thimble, it is characterized in that: described safe opening adjusting device comprises the retaining pressure ring and the adjusting bolt that are arranged in the screwed hole of rifle body rear end, described retaining pressure ring is placed in rifle body rear end screwed hole front end, the centre of described retaining pressure ring is provided with a through hole, described adjusting bolt is positioned at retaining pressure ring outside, between described adjusting bolt front end and thimble rear end, be provided with movably the thimble push rod that moves distance after thimble for limiting, the front end of described adjusting bolt all can prop up it through the through hole of retaining pressure ring with thimble push rod each other mutually, between described retaining pressure ring and thimble slide block, be provided with stage clip.
2. a kind of polyurethane foam agent spray gun that possesses safe opening adjusting device according to claim 1, it is characterized in that: described adjusting bolt is one to be ladder solid shafting shape structure, its front end is provided with the fore-set of column structure, its middle part is provided with external screw thread, its rear end is provided with turncap, and described turncap is provided with annular knurl, groove or convex tendon.
3. a kind of polyurethane foam agent spray gun that possesses safe opening adjusting device according to claim 2, is characterized in that: the aperture of the through hole of described retaining pressure ring is greater than the size of the fore-set of thimble push rod and adjusting bolt front end.
4. according to a kind of polyurethane foam agent spray gun that possesses safe opening adjusting device one of claim 1 ~ 3 Suo Shu, it is characterized in that: the through hole at described retaining pressure ring center can be arranged at least column with a plane, or at the outside of retaining pressure ring end face, groove, aperture or convex tendon is set.
5. a kind of polyurethane foam agent spray gun that possesses safe opening adjusting device according to claim 4, is characterized in that: described retaining pressure ring is all connected with rifle body by screw thread with adjusting bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320855929.3U CN203750738U (en) | 2013-12-23 | 2013-12-23 | Polyurethane foaming agent spray gun with safe opening adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320855929.3U CN203750738U (en) | 2013-12-23 | 2013-12-23 | Polyurethane foaming agent spray gun with safe opening adjusting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203750738U true CN203750738U (en) | 2014-08-06 |
Family
ID=51246049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320855929.3U Expired - Lifetime CN203750738U (en) | 2013-12-23 | 2013-12-23 | Polyurethane foaming agent spray gun with safe opening adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203750738U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI641421B (en) * | 2017-05-26 | 2018-11-21 | 鉦生股份有限公司 | Blowing gun safety relief device |
-
2013
- 2013-12-23 CN CN201320855929.3U patent/CN203750738U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI641421B (en) * | 2017-05-26 | 2018-11-21 | 鉦生股份有限公司 | Blowing gun safety relief device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140806 |
|
| CX01 | Expiry of patent term |