CN209935099U - Glue outlet structure of polyurethane foam gap filler glue gun - Google Patents
Glue outlet structure of polyurethane foam gap filler glue gun Download PDFInfo
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- CN209935099U CN209935099U CN201920266245.7U CN201920266245U CN209935099U CN 209935099 U CN209935099 U CN 209935099U CN 201920266245 U CN201920266245 U CN 201920266245U CN 209935099 U CN209935099 U CN 209935099U
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Abstract
The utility model discloses a play jiao kou structure of polyurethane foam gap filler glue gun, include and be connected and inside the play jiao kou that sets up to cavity structure with rifle body play jiao guan and set up spouting gluey connector and setting that spout gluey connector one end and be linked together with cavity structure, cavity structure is provided with sealed cushion with a jiao kou juncture, spouts gluey connector internalization suit and is provided with and joins in marriage the dress with sealed cushion and is used for opening out jiao kou when the injecting glue, seals out jiao kou's activity cylinder when not injecting glue. The utility model discloses when stopping out to glue, toper portion on the activity cylinder can and the bell mouth phase-match on the sealed cushion, and then seals the rifle of gluing to the phenomenon of solidifying can not appear in the glue of having guaranteed rifle body rubber outlet department effectively, thereby has reached more the efficient and has spouted gluey effect.
Description
Technical Field
The utility model relates to a glue gun technical field, especially a polyurethane foam gap filler glues a mouthful structure of glue of rifle.
Background
At present, the domestic polyurethane foam gap filler is mainly single-component, the single-component polyurethane foam gap filler is a moisture-cured and multipurpose polyurethane foam filling elastic sealing material, an aerosol colloid is sprayed to a part to be constructed through a matched glue applying gun or a manual spray pipe during construction, the forming, foaming, bonding and sealing processes are completed in a short time, and the cured foam elastomer has excellent performances of bonding, water resistance, heat expansion and cold contraction resistance, heat insulation, sound insulation, even flame retardance and the like, so that the application is wide.
The invention patent with the patent number of CN201610324897.2 previously applied by the applicant discloses a quick-drying glue gun for a single-component polyurethane foam caulking agent, which comprises a gun body with a gun handle, wherein the front end of the gun body is provided with a glue injection pipe and a drying assistant pipe in parallel, and the front ends of the glue injection pipe and the drying assistant pipe are provided with a mixer; a glue injection mechanism connected with the polyurethane foam joint compound tank body is arranged between the glue injection pipe and the gun body, and a drying agent adding mechanism communicated with the drying agent pipe and used for connecting the drying agent tank body is arranged on the glue injection pipe; and the gun body is provided with a discharge control mechanism which is matched with the gun handle and is used for controlling the discharge speed of the glue injection mechanism and the drying agent adding mechanism. The device can be matched with a single-component polyurethane foam gap filler and a drying assistant agent for use, and the liquid drying assistant agent and the single-component polyurethane foam gap filler colloid can be fully mixed in a mixer before the glue gun sprays foam. But glue is directly sprayed out from the glue injection pipe or the mixer connected with the glue injection pipe, after the glue injection pipe or the mixer connected with the glue injection pipe is not used for a long time, the glue at the pipe orifice is easy to solidify because a sealing structure is not arranged at the pipe orifice, and the solidified glue at the pipe orifice needs to be cleaned during use, so that the use efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that needs to solve provides a gluey mouth structure of play of polyurethane foam gap filler glue gun to the glue of solving gluey rifle play rubber orifice department solidifies easily and influences the problem of availability factor, in order to reach more efficient and spout gluey effect.
In order to solve the technical problem, the utility model adopts the following technical proposal.
The utility model provides a play jiao kou structure of polyurethane foam gap filler glue gun, includes and is connected and inside sets up to the gluey connector of spouting of cavity structures and sets up the play jiao kou that spouts gluey connector one end and be linked together with cavity structures with rifle body play jiao zui, cavity structures and play jiao kou juncture are provided with sealed cushion, spout gluey connector internalization suit and be provided with and join in marriage the dress with sealed cushion and be used for opening the play jiao kou when the injecting glue, seal the activity cylinder of play jiao kou when not injecting glue.
Further optimize technical scheme, it sets gradually to be provided with the screw thread installation department of external screw thread on the outer wall according to the direction of glue out to spout the gluey connector, is used for will spouting gluey connector twist the orificial nut of rifle body glue out and twist the portion of moving, connect the column connecting portion that sets up on the nut is twisted the portion and connect the glue solution blowout part of setting on column connecting portion through the instrument, cavity structures sets up in the inside of screw thread installation department, nut twist the portion of moving, column connecting portion and glue solution blowout part, the mouth of glue out is seted up on glue solution blowout part.
According to the technical scheme, a sealing rubber gasket mounting groove is formed in the inner wall of the hollow cavity structure at the joint of the glue solution spraying part and the columnar connecting part, and the sealing rubber gasket is embedded in the sealing rubber gasket mounting groove.
According to the technical scheme, the sealing gasket is provided with a conical hole and a round hole communicated with the conical hole.
According to the technical scheme, the movable column body comprises a cylindrical portion and a conical portion, the cylindrical portion is provided with a certain gap with the inner wall of the hollow cavity structure, the conical portion is connected with the cylindrical portion and matched with a conical hole in the sealing rubber mat, and one end of the conical portion is flush with one end face of the sealing rubber mat provided with the round hole.
According to the technical scheme, one end of the conical part which is not connected with the cylindrical part is arranged to be a plane.
Further optimize technical scheme, the arc that is linked together with the cavity structures is seted up to the one end that the screw thread installation department is connected with the rifle body and goes out the mouth of pipe of gluing and advances gluey mouth, and the diameter that the arc advances gluey mouth reduces gradually according to going out gluey direction.
Due to the adoption of the technical scheme, the utility model has the following technical progress.
The utility model discloses novel structure, design are unique, through going out the gluey mouth of pipe setting at the rifle body and spouting gluey connector, spout the inside mode that sets up sealed cushion and activity cylinder of gluey connector, make the utility model discloses when stopping out gluing, toper portion on the activity cylinder can and the bell mouth phase-match on the sealed cushion, and then seals the rifle of gluing to the phenomenon of solidifying can not appear in the glue of having guaranteed rifle body play rubber orifice department effectively, thereby has reached more efficient and has spouted gluey effect.
Furthermore the utility model discloses the toper portion does not set up in going out the jiao kou, and the one end of toper portion and the terminal surface looks parallel and level of the sealed cushion of seting up the round hole, the activity cylinder does not contact with going out the jiao kou when removing, makes the utility model discloses difficult emergence is blockked up when in-service use.
Drawings
FIG. 1 is a schematic view of the connection structure of the glue spraying connector, the sealing rubber pad and the movable column body;
FIG. 2 is a cross-sectional view of FIG. 1;
fig. 3 is a schematic structural view of the glue-spraying connector of the present invention;
fig. 4 is a schematic structural view of another viewing angle of the glue-spraying connector of the present invention;
fig. 5 is a cross-sectional view of the glue-spraying connector of the present invention;
fig. 6 is a schematic structural view of the sealing rubber gasket of the present invention;
fig. 7 is a cross-sectional view of the sealing rubber gasket of the present invention;
fig. 8 is a schematic structural view of the movable column of the present invention.
Wherein: 1. the glue spraying device comprises a glue spraying connector, 11, a thread mounting part, 12, a nut screwing part, 13, a columnar connecting part, 14, a glue liquid spraying part, 15, a hollow cavity structure, 16, a glue outlet, 17, an arc glue inlet, 18 and a sealing glue pad mounting groove; 2. a movable column 21, a cylindrical part 22, a conical part 231 and a plane; 3. sealing rubber gasket 31, taper hole 32 and round hole.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
A glue outlet structure of a polyurethane foam gap filler glue gun is shown in a combined mode in figures 1 to 8 and comprises a glue spraying connector 1, a glue outlet 16, a sealing rubber gasket 3 and a movable cylinder 2.
The glue spraying connector 1 is connected with a glue outlet pipe orifice of the gun body, and a hollow cavity structure 15 is arranged inside the glue spraying connector. The glue outlet 16 is arranged at one end of the glue spraying connector 1 and is communicated with the hollow cavity structure 15.
The glue spraying connector 1 is sequentially provided with a thread mounting part 11, a nut screwing part 12, a columnar connecting part 13 and a glue solution spraying part 14 according to the glue discharging direction. Be provided with the external screw thread on the outer wall of screw thread installation department 11, go out the internal thread that sets up in the mouth of pipe of gluing with the rifle body and join in marriage mutually, realize spouting gluey connector 1 and the mouth of pipe's butt joint is glued to the rifle body. The outer wall of the nut screwing part 12 is provided with a screwing part in the shape of a nut, and the screwing part is used for screwing the glue spraying connector 1 into the glue outlet pipe orifice of the gun body through a tool. The columnar connecting portion 13 is connected to the nut driving portion 12. The glue solution ejection unit 14 is connected to the columnar connection unit 13, and the glue outlet 16 is opened in the glue solution ejection unit 14. The hollow cavity structure 15 is disposed inside the screw thread mounting portion 11, the nut screwing portion 12, the columnar connecting portion 13 and the glue solution spraying portion 14, and the hollow cavity structure 15 sequentially penetrates through the screw thread mounting portion 11, the nut screwing portion 12 and the columnar connecting portion 13.
The sealing rubber pad 3 is arranged at the junction of the hollow cavity structure 15 and the rubber outlet 16. A sealing rubber gasket mounting groove 18 is formed in the inner wall of the hollow cavity structure at the joint of the glue solution spraying part 14 and the columnar connecting part 13, and the sealing rubber gasket 3 is embedded in the sealing rubber gasket mounting groove 18. The sealing rubber gasket 3 is provided with a tapered hole 31 and a round hole 32 communicated with the tapered hole 31.
The movable column body 2 is movably sleeved in the glue spraying connector 1 and assembled with the sealing rubber mat 3, and is used for opening the glue outlet 16 during glue injection and sealing the glue outlet 16 during glue non-injection. The movable column 2 includes a cylindrical portion 21 and a tapered portion 22. The cylindrical portion 21 has a certain gap with the inner wall of the hollow cavity structure 15. The tapered portion 22 is connected to the cylindrical portion 21 and matches with the tapered hole 31 of the seal rubber 3. The one end of toper portion 22 and the terminal surface looks parallel and level of the sealed cushion 3 of seting up round hole 32, toper portion 22 do not set up in going out jiao kou 16, make the utility model discloses difficult emergence is blockked up when in-service use.
One end of the tapered portion 22 not connected to the cylindrical portion 21 is set as a flat surface 231.
The one end that threaded mounting portion 11 and the rifle body play gluey mouth of pipe are connected has been seted up the arc and has been advanced gluey mouth 17, and the arc advances gluey mouth 17 and cavity structures 15 and is linked together, and the diameter that the arc advances gluey mouth 17 reduces according to a gluey direction gradually, and the arc advances setting up of gluey mouth 17 and makes from the rifle body play gluey mouth of pipe spun glue can flow into spout gluey connector 1.
The utility model discloses when assembling, accessible instrument centre gripping nut is twisted portion 12, directly installs rifle body rubber outlet department with threaded mounting portion 11.
The utility model discloses when actually going out gluey operation, control movable cylinder 2 and remove to keeping away from out gluey 16 departments of mouth through pressing the operation spanner on gluey rifle, the glue solution enters gluey 17 through the arc and enters into in cavity structure 15 this moment to spout by going out gluey mouthful 16. When the operation wrench on the glue gun stops being pressed, the conical part 22 on the movable cylinder 2 can be matched with the conical hole 31 on the sealing rubber gasket 3, and then the glue gun is sealed, so that the phenomenon that glue at the position of the glue outlet of the gun body cannot be solidified is effectively guaranteed.
Claims (7)
1. The utility model provides a play jiao kou structure of polyurethane foam gap filler glue gun which characterized in that: the glue spraying device comprises a glue spraying connector (1) which is connected with a glue outlet pipe orifice of a gun body and is internally provided with a hollow cavity structure (15), and a glue outlet (16) which is arranged at one end of the glue spraying connector (1) and communicated with the hollow cavity structure (15), wherein a sealing rubber mat (3) is arranged at the junction of the hollow cavity structure (15) and the glue outlet (16), and a movable cylinder (2) which is matched with the sealing rubber mat (3) in assembly and used for opening the glue outlet (16) when glue is injected and sealing the glue outlet (16) when the glue is not injected is movably sleeved in the glue spraying connector (1).
2. The sealant outlet structure of a polyurethane foam sealant gun according to claim 1, wherein: spout gluey connector (1) and set gradually to be provided with the screw thread installation department (11) of external screw thread on the outer wall according to the direction of glue out, be used for will spout gluey connector (1) twist the rifle body and go out gluey orificial nut and twist portion (12), connect column connecting portion (13) that set up on nut twist portion (12) and connect glue solution blowout part (14) of setting on column connecting portion (13) through the instrument, cavity structures (15) set up in screw thread installation department (11), nut twist portion (12), the inside of column connecting portion (13) and glue solution blowout part (14), go out gluey mouth (16) and set up on glue solution blowout part (14).
3. The sealant outlet structure of a polyurethane foam sealant gun according to claim 2, wherein: and a sealing rubber gasket mounting groove (18) is formed in the inner wall of the hollow cavity structure at the joint of the glue solution spraying part (14) and the columnar connecting part (13), and the sealing rubber gasket (3) is embedded in the sealing rubber gasket mounting groove (18).
4. The sealant outlet structure of a polyurethane foam sealant gun according to claim 1 or 3, wherein: the sealing rubber gasket (3) is provided with a tapered hole (31) and a round hole (32) communicated with the tapered hole (31).
5. The sealant outlet structure of a polyurethane foam sealant gun according to claim 4, wherein: the movable column body (2) comprises a cylindrical part (21) with a certain gap with the inner wall of the hollow cavity structure (15) and a conical part (22) which is connected with the cylindrical part (21) and is matched with a conical hole (31) in the sealing rubber mat (3), and one end of the conical part (22) is flush with one end face of the sealing rubber mat (3) provided with a round hole (32).
6. The sealant outlet structure of a polyurethane foam sealant gun according to claim 5, wherein: one end of the tapered portion (22) not connected to the cylindrical portion (21) is provided as a flat surface (231).
7. The sealant outlet structure of a polyurethane foam sealant gun according to claim 2, wherein: the one end that screw thread installation department (11) and rifle body go out to glue the mouth and be connected is seted up the arc that is linked together with cavity structure (15) and is advanced gluey mouth (17), and the diameter that the arc advances gluey mouth (17) reduces according to going out gluey direction gradually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920266245.7U CN209935099U (en) | 2019-03-04 | 2019-03-04 | Glue outlet structure of polyurethane foam gap filler glue gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920266245.7U CN209935099U (en) | 2019-03-04 | 2019-03-04 | Glue outlet structure of polyurethane foam gap filler glue gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209935099U true CN209935099U (en) | 2020-01-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920266245.7U Active CN209935099U (en) | 2019-03-04 | 2019-03-04 | Glue outlet structure of polyurethane foam gap filler glue gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209935099U (en) |
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2019
- 2019-03-04 CN CN201920266245.7U patent/CN209935099U/en active Active
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