CN102500493A - Foaming gun - Google Patents
Foaming gun Download PDFInfo
- Publication number
- CN102500493A CN102500493A CN2011103127087A CN201110312708A CN102500493A CN 102500493 A CN102500493 A CN 102500493A CN 2011103127087 A CN2011103127087 A CN 2011103127087A CN 201110312708 A CN201110312708 A CN 201110312708A CN 102500493 A CN102500493 A CN 102500493A
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- knob
- rifle body
- gun
- screw rod
- fixture
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Abstract
The invention relates to a foaming gun, which comprises a gun body, a trigger, a gun barrel, a needle bar and a flow adjusting mechanism, wherein the gun barrel is fixed at the front end side of the gun body, and the flow adjusting mechanism is in movable connection with the rear end side of the gun body; the flow adjusting mechanism comprises a screw and a knob, the knob and the screw are fixed circumferentially, and the screw is driven to axially move by rotating the knob; the upper end part of the trigger is hinged with the gun body; the needle bar penetrates through the middle position of the trigger; an installation cavity is arranged inside the knob, and a fixing piece for axially limiting the knob is arranged in the installation cavity; the fixing piece is fixedly connected with the gun body; a through hole is arranged inside the fixing piece along the axial direction; the screw is in threaded connection with the through hole; the rear end part of the needle bar is inserted into the through hole while a gap is left; and the knob is rotatablely assembled on the gun body by the fixing piece, and the knob can be stably connected on the gun body under the limiting action of the fixing piece. The foaming gun is simple in structure, convenient for processing and assembling and low in production cost.
Description
Technical field
The present invention relates to a kind of foam gun, particularly relate to a kind of foam gun that has flow control device.
Background technology
On architectural decoration, often need use expanding foam solution, expanding foam solution mainly is to be used for the slit between the sheet material is applied, can the slit place of shutoff between sheet material after staying expanding foam solution between the sheet material and solidifying.Expanding foam solution is generally realized by means of foam gun when spraying.The structure of foam gun mainly comprises rifle body and gun barrel, is provided with shank in the gun barrel, and the rifle body is provided with adapter and trigger, and adapter is used for being connected with foamed pot, and trigger is connected with shank.When pulling trigger; Shank can be followed trigger and moved together; Shank under the drive of trigger after the motion of the rear direction of rifle body; Can form the gap between the set rifle mouth of the front end of shank and gun barrel leading section, expanding foam solution from then on gap location flows out to the outside of gun barrel, and the size in this gap is relevant with the flow of expanding foam solution.
For adapting to different construction requirements; On foam gun, generally need be provided for governor motion that the flow of expanding foam solution is regulated, this governor motion is arranged on the rear end side of rifle body, and structure generally comprises knob and screw rod; Knob with respect to the rifle axon to fixing; Circumferentially fixing with respect to screw rod, behind the turning knob, knob can drive screw rod and do axially-movable.The coaxial setting of shank in screw rod and the foam gun, screw rod are after changing axial location, and correspondingly the ultimate range of the axially-movable that can carry out of shank also just is able to confirm, thereby can realize the adjusting to the foam gun flow.Existing knob to realize and the rifle body between fixing; Generally be on the rifle body, positioning sleeve to be set; Positioning sleeve after knob passes positioning sleeve, need be provided for limiting the jump ring of knob axial location through fixing between set bolt realization and the rifle body at the dorsal part of positioning sleeve.Screw rod is plugged in knob the inner, and the inner of screw rod is threaded with swivel nut, and swivel nut is a prism, and the sliding cavity match with swivel nut is set in the rifle body, shank and swivel nut near the end can be in contact with one another.
The governor motion complex structure of this structure causes the inconvenient machining of foam gun.
Summary of the invention
The objective of the invention is: a kind of foam gun of being convenient to assemble is provided.
For reaching the technical measures that said purpose is taked: foam gun; Structure comprises rifle body, trigger, gun barrel, shank and flow control device, and gun barrel is fixed on the front of rifle body, and flow control device is connected in the rear end side of rifle body versatilely; Flow control device comprises screw rod and knob; Knob and screw rod are circumferentially fixing, and turning knob can drive the screw axial motion; The upper end of trigger is hinged on the rifle body; Shank passes the medium position of trigger, is provided with installation cavity in knob inside, in installation cavity, is provided with the fixture that is used for the axial limiting knob; Fixture and rifle body are connected; Fixture inside axially is provided with through hole along it, and screw rod is connected with through hole whorl, and the rearward end of said shank is plugged in this through hole with gap.Realize that through fixture knob is assemblied on the rifle body rotationally, and knob can be connected in stably on the rifle body under the position-limiting action of fixture.Can interiorly realize that to bulge loop and export-oriented boss knob stably is connected on the rifle body through what cooperatively interact between fixture and the knob, also can be that set hole enlargement step surface matches and realizes that knob stably is connected on the rifle body in boss and the knob through being arranged on the fixture periphery.
Said installation cavity has opening toward the outer side, is fixed with closure member at this opening part, and the outer end of screw rod is plugged in the blind hole set on the closure member inner surface with gap, and closure member and screw rod are circumferentially fixing, and screw rod can endwisely slip with respect to closure member.When turning knob, knob drives screw rod through closure member and in fixture, rotates, and the axial location of screw rod on fixture can change, thereby can limit the maximum sliding distance of shank under trigger drives.Through closure member is set, make knob sealing, simultaneously be convenient on the rifle body, assemble knob and fixture.
Said closure member is threaded with the interior installation cavity of knob, on the outer surface of closure member, is provided with some block convex bodys.When the convex body that is provided with can be in closure member be mounted to installation cavity, be convenient to closure member applied torque in the outer end of closure member.
In knob in distolateral being provided with to bulge loop, said fixture is provided with export-oriented boss, export-oriented boss matches to bulge loop with interior.Cooperation through both realizes that knob is connected on the rifle body versatilely, and is simple in structure, is convenient to assembling.
Said fixture is threaded with the rifle body, and the outer distolateral of fixture is polyhedron.This polyhedron is used for matching with box spanner, can conveniently assemble or dismantle fixture.
On the rifle body, be provided with cavity volume, the inner end of knob is provided with the undergauge plush copper, and the undergauge plush copper is plugged in the cavity volume with gap.Stability when this has improved knob.
Said knob is truncated cone-shaped, and the outer peripheral face of knob is provided with some planes or inner concave arc surface.Be convenient to stressed when knob.
On the rifle body, be provided with the hook joint mouth, the upper end of said trigger is provided with colludes the shape head, collude the shape head with gap hook joint in the hook joint mouth.Simple in structure, conveniently trigger is assembled.
Said hook joint mouth is a flute profile, and the bottom surface of hook joint mouth is a cambered surface; Colluding shape head inner top side is arc, and the inner top side of colluding the shape head matches with the bottom surface of hook joint mouth.Flexibility when this has improved trigger rotation, and trigger can have swing by a relatively large margin.
On the rifle body, be provided with the depression that communicates with the hook joint mouth.The manufacturing materials that on the one hand can save the rifle body also is convenient to colluding in the hook joint mouth of shape head hook joint to the rifle body on the trigger simultaneously.
The present invention has following beneficial effect: realize the axial restraint of knob with respect to the rifle body through fixture; And fixture is connected with screw flight; Behind turning knob; Screw rod can carry out axially-movable in fixture, the rearward end of shank can contact with the front end of screw rod in the foam gun, and this just can realize the flow of foam gun is regulated.This governor motion simple in structure, foam gun are convenient to processing, the processing cost that can effectively save foam gun.
Description of drawings
Fig. 1 is the structural representation of this foam gun.
Fig. 2 is the longitudinal sectional view of this foam gun.
Fig. 3 is the longitudinal sectional view of flow control device in this foam gun.
Fig. 4 is the structural representation of knob in this foam gun.
Fig. 5 is the stereogram of plate machine in this foam gun.
Fig. 6 is the front view of trigger in this foam gun.
The specific embodiment
The structure of foam gun comprises rifle body 4, gun barrel 1 and the handle that is connected together, and gun barrel 1 is fixed on the front of rifle body 4.Be coaxially arranged with shank 2 in the gun barrel 1, on rifle body 4, be hinged with trigger 3, the rearward end of shank 2 is passed the medium position of trigger 3.Rear side in trigger 3 on the shank 2 is fixed with block body, and when pulling trigger 3, trigger 3 can drive shank 2 through block body and in gun barrel 1, endwisely slip.Rear end side at rifle body 4 is provided with governor motion versatilely, and this governor motion is used for contacting with the rearward end of shank 2, is used to change the maximum sliding distance of shank 2 in gun barrel 1, and then reaches the purpose that the flow of foam gun expanding foam solution is regulated.
The structure of this governor motion comprises screw rod 11 and knob 7, and knob 7 is circumferentially rotatable with respect to rifle body 4, and knob 7 can stably be connected on the rifle body 4 in the axial direction, and screw rod 11 is circumferentially fixing with respect to knob 7, axially slidably.
Realizing knob 7 with respect to rifle body 4 axial restraints, generally is through realizing with rifle body 4 fixing fixtures 5.The distolateral external screw thread that is processed with is processed with internal thread in the rifle body 4 in the fixture 5, distolaterally in the fixture 5 is threaded with rifle body 4.In fixture 5, be provided with the export-oriented boss 13 of annular on the distolateral outer peripheral face, in knob 7 in distolateral being provided with to bulge loop 15, on interior installation cavity 16 cross sections in bulge loop 15 extend into knob 7.Fixture 5 is threaded on the rifle body 4 and after putting in place, interior in the gap that bulge loop 15 forms between said export-oriented boss 13 and rifle body 4 on the knob 7.Because knob 7 needs to rotate, this gap is greater than the thickness of boss.Can be provided with the axial length of internal thread in the rifle body 4 shortlyer, thereby can reach the purpose that knob 7 freely rotates than distolateral externally threaded axial length in the screw rod 11.For ease of being assembled to fixture 5 on the rifle body 4, distolateral outside the fixture 5 is prism, and this prism is used for matching with box spanner, realizes the purpose of quick mount spare 5.
Axially be provided with through hole 6 along it in the fixture 5, screw rod 11 is threaded with this through hole 6.When knob 7 drove screw rod 11 rotations, the axial location of screw rod 11 in fixture 5 through holes 6 can obtain changing.Correspondingly, the rearward end of shank 2 also is inserted in this through hole 6 with gap in the foam gun.In this through hole 6, the rearward end of shank 2 can contact with the leading section of screw rod 11.Rear side in trigger 3 on shank 2 is socketed with spring, and an end of spring acts on the step surface set in the fixture 5, and the other end acts on the set block body of shank 2.
Rear end side at rifle body 4 is provided with cavity volume in the rigging position place of governor motion, and the front of knob 7 is provided with undergauge plush copper 14, and undergauge plush copper 14 is plugged in the cavity volume with gap, the aforesaid interior leading section that is formed on this undergauge plush copper 14 to bulge loop 15.Through the matched in clearance between cavity volume and the undergauge plush copper 14, the stability in the time of can effectively improving knob 7 rotations.
Knob 7 be shaped as truncated cone-shaped, stressed when rotating is provided with some planes or inner concave arc surface 12 on the outer peripheral face of knob 7.
The upper end of trigger 3 is provided with colludes shape head 18, is provided with the hook joint mouth at the top end of rifle body 4, collude shape head 18 with gap hook joint in the hook joint mouth.The hook joint mouth is a flute profile, and promptly the hook joint mouth is by set groove forms in the corresponding position of rifle body 4, and the bottom surface of hook joint mouth is a cambered surface, colludes shape head 18 inner top side 19 and is arc, colludes shape head 18 inner top side 19 and matches with the bottom surface of hook joint mouth.For ease of the assembling of trigger 3, be provided with depression 17 on the top of rifle body 4, this depression 17 communicates with the hook joint mouth.When realizing the assembling of trigger 3, collude shape head 18 from caving in 17 place's hook joints in the hook joint mouth.
Claims (10)
1. foam gun; Structure comprises rifle body, trigger, gun barrel, shank and flow control device, and gun barrel is fixed on the front of rifle body, and flow control device is connected in the rear end side of rifle body versatilely; Flow control device comprises screw rod and knob; Knob and screw rod are circumferentially fixing, and turning knob can drive the screw axial motion; The upper end of trigger is hinged on the rifle body; Shank passes the medium position of trigger, it is characterized in that: be provided with installation cavity in knob inside, in installation cavity, be provided with the fixture that is used for the axial limiting knob; Fixture and rifle body are connected; Fixture inside axially is provided with through hole along it, and screw rod is connected with through hole whorl, and the rearward end of said shank is plugged in this through hole with gap.
2. by the described foam gun of claim 1; It is characterized in that: said installation cavity has opening toward the outer side; Be fixed with closure member at this opening part; The outer end of screw rod is plugged in the blind hole set on the closure member inner surface with gap, and closure member and screw rod are circumferentially fixing, and screw rod can endwisely slip with respect to closure member.
3. by the described foam gun of claim 2, it is characterized in that: said closure member is threaded with the interior installation cavity of knob, on the outer surface of closure member, is provided with some block convex bodys.
4. by claim 1,2 or 3 described foam guns, it is characterized in that: in knob in distolateral being provided with to bulge loop, said fixture is provided with export-oriented boss, export-oriented boss matches to bulge loop with interior.
5. by claim 1,2 or 3 described foam guns, it is characterized in that: said fixture is threaded with the rifle body, and the outer distolateral of fixture is polyhedron.
6. by claim 1,2 or 3 described foam guns, it is characterized in that: on the rifle body, be provided with cavity volume, the inner end of knob is provided with the undergauge plush copper, and the undergauge plush copper is plugged in the cavity volume with gap.
7. by claim 1,2 or 3 described foam guns, it is characterized in that: said knob is truncated cone-shaped, and the outer peripheral face of knob is provided with some planes or inner concave arc surface.
8. by claim 1,2 or 3 described foam guns, it is characterized in that: on the rifle body, be provided with the hook joint mouth, the upper end of said trigger is provided with colludes the shape head, collude the shape head with gap hook joint in the hook joint mouth.
9. by the described foam gun of claim 8, it is characterized in that: said hook joint mouth is a flute profile, and the bottom surface of hook joint mouth is a cambered surface; Colluding shape head inner top side is arc, and the inner top side of colluding the shape head matches with the bottom surface of hook joint mouth.
10. by the described foam gun of claim 8, it is characterized in that: on the rifle body, be provided with the depression that communicates with the hook joint mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103127087A CN102500493A (en) | 2011-10-17 | 2011-10-17 | Foaming gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011103127087A CN102500493A (en) | 2011-10-17 | 2011-10-17 | Foaming gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102500493A true CN102500493A (en) | 2012-06-20 |
Family
ID=46212659
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011103127087A Pending CN102500493A (en) | 2011-10-17 | 2011-10-17 | Foaming gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102500493A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103706502A (en) * | 2013-12-27 | 2014-04-09 | 梁海军 | Flow regulating device of foaming gun |
| CN105234024A (en) * | 2015-08-28 | 2016-01-13 | 宁波市创佳工业设计有限公司 | Adjusting device of head of beauty spray gun |
| CN109365231A (en) * | 2018-12-13 | 2019-02-22 | 浙江超宇工具有限公司 | Foam gun |
| CN111111957A (en) * | 2020-01-15 | 2020-05-08 | 台州涂霸机械有限公司 | Tool-free trigger assembling and disassembling structure of paint spraying gun |
| CN114504726A (en) * | 2022-04-19 | 2022-05-17 | 浙江伽奈维医疗科技有限公司 | Vein injection excitation device capable of adjusting flow speed |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3123306A (en) * | 1964-03-03 | C bradley | ||
| US4133483A (en) * | 1977-07-05 | 1979-01-09 | Binks Manufacturing Company | Plural component gun |
| US4453670A (en) * | 1982-09-13 | 1984-06-12 | Binks Manufacturing Company | Plural component flushless spray gun |
| CN2592294Y (en) * | 2003-01-03 | 2003-12-17 | 梁海军 | Foaming gun |
| CN2933607Y (en) * | 2006-07-24 | 2007-08-15 | 梁海军 | Foaming liquid flow adjustment device for foaming gun |
| CN201047158Y (en) * | 2007-04-24 | 2008-04-16 | 王良 | Foam rise tools |
-
2011
- 2011-10-17 CN CN2011103127087A patent/CN102500493A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3123306A (en) * | 1964-03-03 | C bradley | ||
| US4133483A (en) * | 1977-07-05 | 1979-01-09 | Binks Manufacturing Company | Plural component gun |
| US4453670A (en) * | 1982-09-13 | 1984-06-12 | Binks Manufacturing Company | Plural component flushless spray gun |
| CN2592294Y (en) * | 2003-01-03 | 2003-12-17 | 梁海军 | Foaming gun |
| CN2933607Y (en) * | 2006-07-24 | 2007-08-15 | 梁海军 | Foaming liquid flow adjustment device for foaming gun |
| CN201047158Y (en) * | 2007-04-24 | 2008-04-16 | 王良 | Foam rise tools |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103706502A (en) * | 2013-12-27 | 2014-04-09 | 梁海军 | Flow regulating device of foaming gun |
| CN103706502B (en) * | 2013-12-27 | 2018-04-20 | 梁海军 | A kind of flow regulator of foam gun |
| CN105234024A (en) * | 2015-08-28 | 2016-01-13 | 宁波市创佳工业设计有限公司 | Adjusting device of head of beauty spray gun |
| CN105234024B (en) * | 2015-08-28 | 2018-10-23 | 宁波市创佳工业设计有限公司 | A kind of regulating device of beauty blowgun pipette tips |
| CN109365231A (en) * | 2018-12-13 | 2019-02-22 | 浙江超宇工具有限公司 | Foam gun |
| CN111111957A (en) * | 2020-01-15 | 2020-05-08 | 台州涂霸机械有限公司 | Tool-free trigger assembling and disassembling structure of paint spraying gun |
| CN114504726A (en) * | 2022-04-19 | 2022-05-17 | 浙江伽奈维医疗科技有限公司 | Vein injection excitation device capable of adjusting flow speed |
| CN114504726B (en) * | 2022-04-19 | 2022-08-09 | 浙江伽奈维医疗科技有限公司 | Vein injection excitation device capable of adjusting flow speed |
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Legal Events
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20120620 |