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CN-224228542-U - Glue injection corner connector assembled by multiple layers

CN224228542UCN 224228542 UCN224228542 UCN 224228542UCN-224228542-U

Abstract

The utility model discloses a multilayer combined and spliced glue injection corner joint, which comprises two corner joint substrates and an interlayer part clamped between the two corner joint substrates, wherein the interlayer part comprises a first interlayer corner joint and a second interlayer corner joint which are spliced and folded, at least one glue injection hole, at least one glue guide channel, at least one inner glue guide channel and at least one outer glue guide channel are formed on opposite surfaces of the first interlayer corner joint and the second interlayer corner joint, each of the first interlayer corner joint and the second interlayer corner joint is provided with an interlayer guide hole which extends to penetrate through two side surfaces and is communicated with the corresponding guide channel, each of the corner joint substrates is provided with a substrate guide hole which extends to penetrate through two side surfaces and is aligned and communicated with the corresponding interlayer guide hole, and each of the outer side surfaces of the corner joint substrates is provided with a glue containing groove which is communicated with the corresponding substrate guide hole, and the two ends of the glue containing groove extend to the inner corner position and the outer corner position of the corner joint substrates respectively.

Inventors

  • WANG XINGBING

Assignees

  • 佛山市麦克五金制品有限公司

Dates

Publication Date
20260512
Application Date
20250519

Claims (10)

  1. 1. A multi-layer combined assembled glue injection corner joint is characterized by comprising two corner joint matrixes (1) and an interlayer part (2) clamped between the two corner joint matrixes (1), wherein the interlayer part (2) comprises a first interlayer corner joint (21) and a second interlayer corner joint (22) which are assembled and folded, opposite surfaces of the first interlayer corner joint (21) and the second interlayer corner joint (22) are assembled to form at least one glue injection hole (23), at least one diversion channel (28) and at least one external diversion channel (24), orifices of the glue injection holes (23) extend towards the outer corner end surface direction of the interlayer part (2), one end of the diversion channel (28) is communicated with the glue injection holes (23), the other end of the diversion channel (28) is communicated with the external diversion channel (24), the end parts of the external diversion channel (24) extend to the outer interlayer corner joint (2), the opposite surfaces of the first interlayer corner joint (21) and the second interlayer corner joint (22) are provided with at least one glue injection hole (23), orifices of the glue injection holes (23) extend towards the outer corner joint matrixes (2), two sides of each diversion hole (11) extend to the two sides of the interlayer corner joint matrixes (11) which are communicated with the diversion hole (28), each other side of the diversion channel (28) extends to the two side surfaces (11), and two ends of the face glue containing groove (12) respectively extend to the inner corner position and the outer corner position of the corner code base body (1).
  2. 2. The multi-layer assembled glue injection corner joint according to claim 1, wherein at least one inner glue guiding channel (25) communicated with the diversion channel (28) is formed by folding opposite surfaces of the first interlayer corner joint (21) and the second interlayer corner joint (22), and the end part of the inner glue guiding channel (25) extends to penetrate through an inner corner position of the interlayer part (2).
  3. 3. The multi-layer assembled glue injection corner connector of claim 1, wherein the outer side surfaces of the first interlayer corner connector (21) and the second interlayer corner connector (22) are respectively provided with a clamping part (30) which can be embedded with a hollow cavity body preset by an adjacent corner connector base body (1) in a protruding mode.
  4. 4. The multilayer assembled glue injection corner connector of claim 3, wherein at least one partial position of the side surface of the clamping part (30) is provided with a wavy top contact part which is in interference with the inner wall of the hollow cavity.
  5. 5. The multi-layer combined and assembled glue injection corner connector of claim 1, wherein the opposite surfaces of the first interlayer corner connector (21) and the second interlayer corner connector (22) are respectively provided with a first splicing part and a second splicing part in a protruding mode, and the first splicing part and the second splicing part are mutually assembled and matched to enable the first interlayer corner connector (21) and the second interlayer corner connector (22) to be folded to form an interlayer part (2).
  6. 6. The multi-layer assembled glue injection corner connector of claim 5, wherein at least one elastic buckle (5) is formed on the first interlayer corner connector (21) and/or the second interlayer corner connector (22), and when the first interlayer corner connector (21) and the second interlayer corner connector (22) are folded, the elastic buckle (5) is elastically clamped with the opposite side first interlayer corner connector (21)/second interlayer corner connector (22).
  7. 7. A multi-layer assembled glue injection corner joint according to claim 5, wherein at least one local position of the side surface of the first assembled part is convexly formed to be in contact with the convex vertex (401) of the second assembled part, and/or at least one local position of the side surface of the second assembled part is convexly formed to be in contact with the convex vertex (401) of the first assembled part.
  8. 8. The multi-layer assembled glue injection corner bracket according to claim 1, wherein the inner corner positions of the first interlayer corner bracket (21) and the second interlayer corner bracket (22) are respectively formed with at least one interlayer glue containing groove (27) which extends to penetrate through two side surfaces and is communicated with the inner glue guiding channel (25).
  9. 9. The multi-layer assembled glue injection corner bracket according to claim 8, wherein the outer side surfaces of the first interlayer corner bracket (21) and the second interlayer corner bracket (22) are respectively provided with a glue filling channel (26) which extends to the inner corner position and the outer corner position of the interlayer part (2) and is communicated with the interlayer diversion hole (29).
  10. 10. The multi-layer assembled glue injection corner brace according to claim 8, wherein at least one base body glue containing groove (13) extending through to two side surfaces and communicated with the face glue containing groove (12) is formed at the inner corner position of each corner brace base body (1), and the base body glue containing groove (13) is communicated with the adjacent interlayer glue containing groove (27).

Description

Glue injection corner connector assembled by multiple layers Technical Field The utility model relates to the technical field of corner brace structures, in particular to a multi-layer combined and spliced glue injection corner brace. Background Traditional aluminum alloy section bar concatenation often adopts the angle sign indicating number to connect, through injecting glue between angle sign indicating number and section bar in order to improve leakproofness and intensity. In the prior art, most of the corner codes are of a single structure or a simple layered design, and the corner code structure disclosed in the prior art such as the prior patent CN218265645U, CN216406593U, CN222253703U can be referred to, so that the glue injection channel is single in layout, the glue injection efficiency is low, the glue is unevenly distributed, and the problem of partial glue leakage or insufficient filling is easily caused. In addition, the splicing stability of the traditional corner connector is insufficient, and the sealing effect is easily affected due to looseness after glue injection. Therefore, there is a need for a corner brace structure that can optimize the multi-layer gluing and glue injection paths and is structurally stable. Disclosure of utility model The utility model aims to overcome the defects of the prior art, provides a multilayer combined and spliced glue injection corner connector, solves the problems of uneven glue injection, loose splicing and poor tightness in the prior art through multilayer jogged design and optimized glue injection channel layout, and realizes efficient filling, high-strength sealing and stable connection. In order to achieve the above purpose, the multi-layer combined and assembled glue injection corner joint comprises two corner joint substrates and an interlayer piece clamped between the two corner joint substrates, wherein the interlayer piece comprises a first interlayer corner joint and a second interlayer corner joint which are spliced and folded, at least one glue injection hole, at least one diversion channel and at least one external glue guide channel are formed on opposite surfaces of the first interlayer corner joint and the second interlayer corner joint in a folding manner, a hole opening of the glue injection hole extends towards the outer corner end face direction of the interlayer piece, one end of the diversion channel is communicated with the glue injection hole, the other end of the diversion channel is communicated with the external glue guide channel, the external glue guide channel extends to the outer corner position of the interlayer piece, interlayer diversion holes which extend to two side faces and are communicated with the diversion channel are formed on the first interlayer corner joint and the second interlayer corner joint, base body diversion holes which extend to two side faces and are communicated with the diversion holes are formed on the opposite surfaces of the interlayer joint, glue containing holes which extend to the corner positions of the two side faces of the base body and the corner positions of the base body are communicated with the glue containing grooves which extend to the outer corner positions of the two corner positions of the base body respectively. Further, at least one inner glue guiding channel communicated with the flow guiding channel is formed by folding opposite surfaces of the first interlayer corner code and the second interlayer corner code, wherein the end part of the inner glue guiding channel extends to penetrate through the inner corner of the interlayer part. Furthermore, the outer side surfaces of the first interlayer corner connector and the second interlayer corner connector are respectively provided with a convex clamping part which can be embedded with a hollow cavity body preset by an adjacent corner connector matrix. Further, at least one partial position of the side surface of the clamping part is provided with a top contact part which is wavy and is in interference with the inner wall of the hollow cavity. Further, the opposite surfaces of the first interlayer corner connector and the second interlayer corner connector are respectively provided with a first splicing part and a second splicing part in a protruding mode, and the first splicing part and the second splicing part are mutually spliced and matched so that the first interlayer corner connector and the second interlayer corner connector are folded to form an interlayer part. Further, at least one elastic buckle is formed on the first interlayer corner connector and/or the second interlayer corner connector, wherein when the first interlayer corner connector and the second interlayer corner connector are folded, the elastic buckle is elastically clamped with the opposite side first interlayer corner connector/second interlayer corner connector. Further, at least one local position of the side surface of the first split part is convexl