CN220238429U - Double-component polyurethane adhesive mixing head connector - Google Patents
Double-component polyurethane adhesive mixing head connector Download PDFInfo
- Publication number
- CN220238429U CN220238429U CN202321018716.5U CN202321018716U CN220238429U CN 220238429 U CN220238429 U CN 220238429U CN 202321018716 U CN202321018716 U CN 202321018716U CN 220238429 U CN220238429 U CN 220238429U
- Authority
- CN
- China
- Prior art keywords
- mixing head
- head connector
- piece
- links
- connector
- 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.)
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Links
- 229920002635 polyurethane Polymers 0.000 title claims abstract description 39
- 239000004814 polyurethane Substances 0.000 title claims abstract description 39
- 238000002156 mixing Methods 0.000 title claims abstract description 33
- 239000000853 adhesive Substances 0.000 title claims abstract description 10
- 230000001070 adhesive effect Effects 0.000 title claims abstract description 10
- 239000003292 glue Substances 0.000 claims abstract description 31
- 229920001971 elastomer Polymers 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims abstract description 14
- 238000000034 method Methods 0.000 abstract description 7
- 238000004026 adhesive bonding Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003225 polyurethane elastomer Polymers 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000010074 rubber mixing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Coating Apparatus (AREA)
Abstract
The utility model relates to the technical field of mixing head connectors, in particular to a double-component polyurethane adhesive mixing head connector which comprises a mixing head connector and a feeding port, wherein a plurality of feeding ports are formed in the right side of the mixing head connector, and internal threads are machined on the inner wall of the feeding port. Through and polyurethane is glued and is received the pressure influence flow in-process of pneumatic glue rifle, drive the seal frame and remove left, the seal frame drives the circle piece and removes the circle piece and drive the rubber piece and remove for the rubber piece removes along the cover piece and make inside cavity reduce, make the inside pressure of cavity increase, seal frame and discharge gate release simultaneously, when stopping using, the pressure of polyurethane is glued is withdrawn, make the rubber piece receive the pressure influence to drive the seal frame and reset, thereby realize carrying out self-sealing to the discharge gate and seal, prevent that polyurethane from gluing and reveal along the discharge gate.
Description
Technical Field
The utility model relates to the technical field of mixing head connectors, in particular to a double-component polyurethane adhesive mixing head connector.
Background
The corner combining glue is a special adhesive which is designed for doors and windows such as corner joint type aluminum alloy, steel-plastic co-extrusion, wood-aluminum composite, aluminum-plastic composite and the like, bonds the corner joint with the cavity wall of the section bar and plays a role in structural reinforcement, and polyurethane glue is usually selected, and a mixed head connector is used for glue injection in the glue injection process.
For example, the authorized bulletin number is CN209188548U, the double-group angular glue mixing head connector can effectively prevent the problems of uneven mixing, advanced mixing, waste and the like, does not need additional devices, saves cost, has strong practicability and is suitable for popularization. However, after the polyurethane glue is connected and the corner connector is adhered to the cavity wall of the profile through the discharge hole, the discharge hole cannot be sealed, the polyurethane glue is easy to leak along the discharge hole in the interval period of the stop use of the polyurethane glue, and the accumulated polyurethane glue at the end part of the discharge hole is contacted with the outside air after one end of the polyurethane glue, so that accumulated polyurethane at the position of the discharge hole is gelled and fixed, and the discharge hole is easy to be blocked.
Disclosure of Invention
The utility model aims to solve the problem that the discharge port is easy to be blocked due to the fact that accumulated polyurethane glue at the end part of the discharge port is solidified by contact with air when the discharge port is automatically sealed in the prior art.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a bi-component polyurethane is glued and is mixed first connector, includes mixing first connector and feed inlet, the right side of mixing first connector is provided with a plurality of feed inlets, the inner wall processing of feed inlet has the internal thread, the middle part of mixing first connector links to each other with the connecting rod is fixed, the outer wall of connecting rod rotates with a plurality of spiral leaves and links to each other, the left end of mixing first connector links to each other with the discharge gate is fixed, the inside of discharge gate is equipped with auxiliary structure.
Preferably, the auxiliary structure comprises a connecting block, the two sides the outer end of the connecting block is fixedly connected with the discharge hole, the inner end of the connecting block is fixedly connected with the sleeve block, the inner wall of the sleeve block is attached to the rubber block, the right end of the rubber block is fixedly connected with the round block, the outer wall of the round block is slidably connected with the sleeve block, and the right end of the round block is fixedly connected with the sealing frame.
Preferably, the right end of the sealing frame is propped against the discharge hole.
Preferably, the outer wall of the discharge hole is provided with external threads.
Preferably, the left side of the mixing head connector is fixedly connected with the baffle.
The double-component polyurethane adhesive mixing head connector provided by the utility model has the beneficial effects that: through and polyurethane is glued and is received the pressure influence flow in-process of pneumatic glue rifle, drive the seal frame and remove left, the seal frame drives the circle piece and moves the circle piece and drive the rubber piece and remove, make the rubber piece remove along the cover piece and make inside cavity reduce, make the pressure increase of cavity inside, seal frame and discharge gate are relieved simultaneously, when stopping using, the pressure of polyurethane is withdrawn, make the rubber piece receive the pressure influence to drive the seal frame and reset, thereby realize carrying out self-sealing to the discharge gate and seal, prevent that polyurethane from gluing along the discharge gate from revealing, thereby lead to the piled up polyurethane of discharge gate tip to glue and external air contact, thereby the condition that the discharge gate is easy to appear blocking up to the polyurethane gel solid of piling up of discharge gate position.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of an auxiliary structure according to the present utility model;
FIG. 3 is a schematic cross-sectional view of the present utility model;
fig. 4 is a schematic structural diagram of a in fig. 3.
In the figure: 1. mixing head connector 2, feed inlet, 3, internal thread, 4, auxiliary structure, 4a1, seal frame, 4a2, rubber piece, 4a3, connecting block, 4a4, cover piece, 4a5, circle piece, 4b1, rubber circle, 5, discharge gate, 6, external thread, 7, baffle, 8, helical blade, 9, connecting rod.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
example 1:
referring to fig. 1-4: in this embodiment, a bi-component polyurethane is glued and is mixed first connector, including mixing first connector 1 and feed inlet 2, the right side of mixing first connector 1 is provided with a plurality of feed inlets 2, and the inner wall processing of feed inlet 2 has the internal thread, and the middle part of mixing first connector 1 links to each other with connecting rod 9 is fixed, and connecting rod 9's outer wall rotates with a plurality of spiral leaf 8 to link to each other, and mixing first connector 1's left end links to each other with discharge gate 5 is fixed, and the inside of discharge gate 5 is equipped with auxiliary structure 4.
The auxiliary structure 4 includes connecting block 4a3, the outer end of both sides connecting block 4a3 all links to each other with discharge gate 5 is fixed, the inner and the cover piece 4a4 of connecting block 4a3 link to each other, through the cavity formation between rubber piece 4a2 and the cover piece 4a4, at the injecting glue in-process with the polyurethane glue squeeze into inside of mixing head connector 1 through external pneumatic glue rifle, the discharge gate 5 of rethread mixing head connector 1 extrudes, and the polyurethane glue receives pneumatic glue rifle's pressure influence flow in-process, drive sealing frame 4a1 and move left, sealing frame 4a1 drives circle piece 4a5 and moves circle piece 4a2, make rubber piece 4a2 move along cover piece 4a4 and make the inside cavity reduce, make the pressure increase of cavity inside simultaneously sealing frame 4a1 and discharge gate 5, when stopping using, the pressure of polyurethane glue is withdrawn, make rubber piece 4a2 receive pressure influence drive sealing frame 4a1 reset, thereby realize sealing the discharge gate, the inner wall and the piece 4a2 of cover piece 4a links to each other with the fixed seal frame 4a5, the fixed seal frame 4a5 is continuous with the outer wall of fixed seal frame 4a5, the fixed seal frame 4a is connected with the outer wall of circle piece 4a5, the fixed connection of the side of circle piece 4a is equipped with the fixed seal frame 4a 5.
Working principle:
the polyurethane glue is extruded into the interior of the mixing head connector 1 through an external pneumatic glue gun in the glue injection process, the polyurethane glue is extruded out through the discharge port 5 of the mixing head connector 1, the polyurethane glue is subjected to pressure influence of the pneumatic glue gun in the flowing process, the sealing frame 4a1 is driven to move leftwards, the sealing frame 4a1 drives the round block 4a5 to move, the round block 4a5 drives the rubber block 4a2 to move, the rubber block 4a2 moves along the sleeve block 4a4 so that the internal cavity is reduced, the pressure in the cavity is increased, the sealing frame 4a1 and the discharge port 5 are simultaneously unsealed, the pressure of the polyurethane glue is withdrawn when the use is stopped, the rubber block 4a2 is driven to reset under the influence of the pressure, the discharge port is sealed, the polyurethane glue is prevented from leaking along the discharge port, the accumulated polyurethane glue at the end part of the discharge port is contacted with external air, and the accumulated polyurethane glue at the position of the discharge port is gelled and the discharge port is fixed, so that the discharge port is easy to be blocked.
Example 2:
referring to fig. 1-4: in this embodiment, a bi-component polyurethane rubber mixing head connector, wherein the auxiliary structure 4 may further include a rubber sleeve 4b1, the outer wall of the rubber sleeve 4b1 is fixedly connected with the sleeve block 4a4, the inner wall of the rubber sleeve 4b1 is attached to the round block 4a5, the sleeve block 4a4 and the round block 4a5 are sealed by the rubber sleeve 4b1, and polyurethane rubber is prevented from entering the sleeve block, so that the sleeve block 4a4 and the round block 4a5 are glued by polyurethane.
While the utility model has been shown and described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the scope of the utility model.
Claims (5)
1. The utility model provides a bi-component polyurethane glue mixes first connector, includes mix first connector (1) and feed inlet (2), the right side of mix first connector (1) is provided with a plurality of feed inlets (2), its characterized in that: the inner wall processing of feed inlet (2) has internal thread (3), the middle part of mixing head connector (1) links to each other with connecting rod (9) is fixed, the outer wall of connecting rod (9) rotates with a plurality of spiral leaf (8) and links to each other, the left end of mixing head connector (1) links to each other with discharge gate (5) is fixed, the inside of discharge gate (5) is equipped with auxiliary structure (4).
2. The two-part polyurethane adhesive mixing head connector of claim 1, wherein: auxiliary structure (4) are including connecting block (4 a 3), both sides the outer end of connecting block (4 a 3) all links to each other with discharge gate (5) is fixed, the inner of connecting block (4 a 3) links to each other with cover piece (4 a 4) is fixed, the inner wall of cover piece (4 a 4) is laminated with rubber piece (4 a 2) mutually, the right-hand member of rubber piece (4 a 2) links to each other with round piece (4 a 5) is fixed, the outer wall of round piece (4 a 5) links to each other with cover piece (4 a 4) is sliding, the right-hand member of round piece (4 a 5) links to each other with sealing frame (4 a 1) is fixed.
3. A two-part polyurethane adhesive mixing head connector as defined in claim 2, wherein: the right end of the sealing frame (4 a 1) is abutted against the discharge hole (5).
4. The two-part polyurethane adhesive mixing head connector of claim 1, wherein: and an external thread (6) is processed on the outer wall of the discharge hole (5).
5. The two-part polyurethane adhesive mixing head connector of claim 1, wherein: the left side of the mixing head connector (1) is fixedly connected with a baffle (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321018716.5U CN220238429U (en) | 2023-04-30 | 2023-04-30 | Double-component polyurethane adhesive mixing head connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321018716.5U CN220238429U (en) | 2023-04-30 | 2023-04-30 | Double-component polyurethane adhesive mixing head connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220238429U true CN220238429U (en) | 2023-12-26 |
Family
ID=89231696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321018716.5U Active CN220238429U (en) | 2023-04-30 | 2023-04-30 | Double-component polyurethane adhesive mixing head connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220238429U (en) |
-
2023
- 2023-04-30 CN CN202321018716.5U patent/CN220238429U/en active Active
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| GR01 | Patent grant |