CN115013392A - Pultrusion straight pipe connecting structure - Google Patents
Pultrusion straight pipe connecting structure Download PDFInfo
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- CN115013392A CN115013392A CN202210819464.XA CN202210819464A CN115013392A CN 115013392 A CN115013392 A CN 115013392A CN 202210819464 A CN202210819464 A CN 202210819464A CN 115013392 A CN115013392 A CN 115013392A
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- 239000002131 composite material Substances 0.000 abstract description 6
- 238000001125 extrusion Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 11
- 238000005516 engineering process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000011347 resin Substances 0.000 description 3
- 229920005989 resin Polymers 0.000 description 3
- 239000000835 fiber Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B7/00—Connections of rods or tubes, e.g. of non-circular section, mutually, including resilient connections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
Abstract
The invention relates to the technical field of composite materials, in particular to a connecting structure of a pultrusion straight pipe, which comprises the following components: the device comprises a first pipe body and a second pipe body, wherein the first pipe body and the second pipe body are vertical to each other; the connecting block is arranged between the first pipe body and the second pipe body; wherein, the inner wall of first body and second body bonds with the connecting block is at least local respectively, and the outer wall of first body and second body splices each other, constitutes complete right angle body outer wall. According to the invention, the inner walls of the first pipe body and the second pipe body are respectively at least partially bonded with the connecting blocks through the arrangement of the first pipe body, the second pipe body and the connecting blocks, the outer walls of the first pipe body and the second pipe body are mutually spliced to form the complete right-angle pipe body outer wall, so that the right-angle connection of the first pipe body and the second pipe body is completed, the structure is simple, the operation is convenient, a pull-extrusion straight pipe right-angle connection form library is established through the arrangement of various connection forms, and the right-angle connection form can be selected subsequently according to actual requirements.
Description
Technical Field
The invention relates to the technical field of composite materials, in particular to a connecting structure of a pultrusion straight pipe.
Background
The composite material pultrusion process is a process method for producing a composite material section by impregnating continuous fibers or fabrics thereof with resin under the traction of traction equipment and heating the resin through a forming die to cure the resin. Compared with other composite material production technologies, pultrusion has the advantages of high utilization rate of raw materials, capability of producing profiles with complex structures, high production efficiency, excellent quality, high flexibility, strong expansibility and the like, so that the pultrusion technology belongs to a profile production mode with excellent performance and economy, and is very suitable for mass production of high-quality fiber composite material profiles.
After producing the pultrusion straight tube through the pultrusion process, the pultrusion straight tube is required to be connected to form different product structures and forms, in the traditional metal tube connection, the connection of the tube at the right angle is often fixed through the forms of welding and the like, and in the prior art, the connection mode of the pultrusion straight tube is usually bolting or riveting.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention provides a connecting structure of a pultrusion straight pipe, thereby effectively solving the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that: a pultruded straight tube connection, comprising:
the device comprises a first pipe body and a second pipe body, wherein the first pipe body and the second pipe body are vertical to each other;
a connecting block disposed between the first pipe body and the second pipe body;
the inner walls of the first pipe body and the second pipe body are respectively and locally bonded with the connecting block at least, and the outer walls of the first pipe body and the second pipe body are spliced with each other to form a complete right-angle pipe body outer wall.
Further, the connecting block is of a quadrangular prism structure with a rectangular bottom edge.
Furthermore, the first pipe body and the second pipe body are provided with beveling structures at the connecting block, and the beveling structures can be spliced with each other, so that the first pipe body and the second pipe body form a right-angle pipe body;
two end planes in the thickness direction of the connecting block are first bonding surfaces, and two adjacent planes in the circumferential direction are second bonding surfaces;
the first pipe body and the second pipe body are respectively bonded with the two parts of the first bonding surfaces, and the first pipe body and the second pipe body are respectively bonded with one of the second bonding surfaces.
Furthermore, the number of the connecting blocks is one or two, when the number of the connecting blocks is two, the two connecting blocks are stacked and bonded along the thickness direction, the two end planes of the two connecting blocks in the thickness direction are respectively the first bonding surfaces, and the two second bonding surfaces respectively comprise two planes of the two connecting blocks in the circumferential direction.
Furthermore, a beveling structure is arranged at one end of the first pipe body and the second pipe body in the thickness direction of the connecting block, a rectangular structure is arranged at the other end of the first pipe body in the thickness direction of the connecting block, and a rectangular groove is arranged at the other end of the second pipe body in the thickness direction of the connecting block;
one end plane of the connecting block in the thickness direction is a first bonding surface, the other end plane of the connecting block is a second bonding surface, and two adjacent planes of the connecting block in the circumferential direction are third bonding surfaces;
the first pipe body and the second pipe body are locally bonded with the first bonding surface respectively, the rectangular structure of the first pipe body is bonded with the second bonding surface, and the first pipe body and the second pipe body are bonded with one of the third bonding surfaces respectively.
Furthermore, a rectangular structure and a rectangular groove are respectively arranged at two ends of the first pipe body and the second pipe body in the thickness direction of the connecting block, the rectangular structure of the first pipe body corresponds to the rectangular groove of the second pipe body in position, and the rectangular groove of the first pipe body corresponds to the rectangular structure of the second pipe body in position;
two end planes of the connecting block in the thickness direction are respectively a first bonding surface, and two adjacent planes of the connecting block in the circumferential direction are second bonding surfaces;
the two rectangular structures of the first pipe body and the second pipe body are respectively bonded with one of the first bonding surfaces, and the first pipe body and the second pipe body are respectively bonded with one of the second bonding surfaces.
Furthermore, the number of the connecting blocks is two, the two connecting blocks are respectively and fixedly arranged in the first pipe body and the second pipe body, one end plane of each connecting block in the thickness direction is attached to the inner wall of the first pipe body or the inner wall of the second pipe body, two opposite planes of each connecting block in the circumferential direction are attached to the inner walls of the first pipe body or the second pipe body, and the plane of each connecting block at the end part of the first pipe body or the second pipe body is a first bonding surface;
the first pipe body and the second pipe body are arranged on two opposite planes in the circumferential direction of the joint of the connecting blocks, one end of each pipe body is provided with a rectangular structure, the other end of each pipe body is provided with a rectangular groove, and the rectangular structures extend towards the other end of the connecting blocks in the thickness direction;
the other ends of the two connecting blocks in the thickness direction are mutually bonded, the rectangular structure of the first pipe body is bonded with the first bonding surface of the second pipe body, and the rectangular structure of the second pipe body is bonded with the first bonding surface of the first pipe body.
Furthermore, the connecting block is of a triangular prism structure with a right-angled triangle bottom surface;
the first pipe body and the second pipe body are provided with a beveling structure at one end in the thickness direction of the connecting block, the other end of the first pipe body in the thickness direction of the connecting block is provided with a rectangular groove, and the other end of the second pipe body in the thickness direction of the connecting block is provided with a rectangular structure;
the two end planes of the connecting block in the thickness direction are respectively a first bonding surface, and one end plane of the connecting block in the circumferential direction is a second bonding surface;
the first pipe body is bonded with one of the first bonding surface and the second bonding surface, and the rectangular structure of the second pipe body is bonded with the other first bonding surface.
The invention has the beneficial effects that: according to the invention, the inner walls of the first pipe body and the second pipe body are respectively at least partially bonded with the connecting blocks through the arrangement of the first pipe body, the second pipe body and the connecting blocks, the outer walls of the first pipe body and the second pipe body are mutually spliced to form the complete right-angle pipe body outer wall, so that the right-angle connection of the first pipe body and the second pipe body is completed, the structure is simple, the operation is convenient, a pull-extrusion straight pipe right-angle connection form library is established through the arrangement of various connection forms, and the right-angle connection form can be selected subsequently according to actual requirements.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the structure in example 1;
FIG. 2 is a schematic view of another angle structure in embodiment 1
Fig. 3 is a schematic structural view of the first pipe and the second pipe in embodiment 1 after being connected;
FIG. 4 is a schematic view of the structure in embodiment 2;
FIG. 5 is a schematic view of another embodiment 2
Fig. 6 is a schematic structural view of the first pipe and the second pipe in embodiment 2 after being connected;
FIG. 7 is a schematic structural view in example 3;
FIG. 8 is a schematic view of another embodiment 3
Fig. 9 is a schematic structural view of the first pipe and the second pipe in embodiment 3 after being connected;
FIG. 10 is a schematic structural view in example 4;
FIG. 11 is a schematic view of another embodiment 4
Fig. 12 is a schematic structural view of the first pipe and the second pipe in example 4 after being connected;
FIG. 13 is a schematic view of the structure in embodiment 5;
FIG. 14 is a schematic view of another embodiment 5
Fig. 15 is a schematic structural view of the first pipe and the second pipe in example 5 after being connected;
FIG. 16 is a schematic structural view of example 6;
FIG. 17 is a schematic view of another embodiment 6
Fig. 18 is a schematic structural view of the first pipe and the second pipe in embodiment 6 after being connected.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it should be noted that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like are based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; either directly or indirectly through intervening media, or may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.
Example 1:
as shown in fig. 1 to 3: a pultruded straight tube connection, comprising:
the device comprises a first pipe body 1 and a second pipe body 2, wherein the first pipe body 1 and the second pipe body 2 are vertical to each other;
the connecting block 3 is arranged between the first pipe body 1 and the second pipe body 2;
wherein, the inner wall of first body 1 and second body 2 bonds with connecting block 3 local at least respectively, and the outer wall of first body 1 and second body 2 splices each other, constitutes complete right angle body outer wall.
In the present embodiment, the number of the connection blocks 3 is one, and the connection blocks are a quadrangular prism structure whose bottom side is rectangular.
The first pipe body 1 and the second pipe body 2 are provided with a beveling structure 110 at the connecting block 3, and the two beveling structures 110 can be spliced with each other, so that the first pipe body 1 and the second pipe body 2 form a right-angle pipe body;
two end planes in the thickness direction of the connecting block 3 are first bonding surfaces 31, and two adjacent planes in the circumferential direction are second bonding surfaces 32;
the first tube 1 and the second tube 2 are bonded to two first bonding surfaces 31, and the first tube 1 and the second tube 2 are bonded to one of the second bonding surfaces 32.
In this embodiment, processing to first body 1 and second body 2 is convenient, only need with the body cut to one side can, when bonding, because connecting block 3 is located first body 1 and second body 2, through applying the power of a mutual dislocation to first body 1 and second body 2, compress tightly connecting block 3 with the inner wall of body, but in this scheme, the inner wall of first body 1 and second body 2 can only compress tightly with half of two first bonding surfaces 31 of connecting block 3 respectively, bonding strength is poor slightly.
Example 2:
as shown in fig. 4 to 6, in the present embodiment, the number of the connecting blocks 3 is two, the two connecting blocks 3 are stacked and bonded in the thickness direction, the two end planes of the two connecting blocks 3 in the thickness direction are the first bonding surfaces 31, respectively, and the two second bonding surfaces 32 include the planes of the two connecting blocks 3 in the circumferential direction, respectively.
Different from embodiment 1, in this embodiment, can set up the fabrication hole of dislocation at the both ends of thickness direction, and also need to correspond on first body 1 and second body 2 and set up the fabrication hole, through the fabrication hole on one of them connecting block 3, with the inner wall that compresses tightly the body of another connecting block 3, through two dislocation fabrication holes, compress tightly two connecting blocks 3 and the both ends inner wall of first body 1 and second body 2 respectively, thereby guarantee the bonding strength of connecting block 3 and two faces of first body 1 and second body 2, compare in embodiment 1, the bonding strength in this embodiment is higher, but the technology is also more complicated.
Example 3:
as shown in fig. 7 to 9, in the present embodiment, the first pipe body 1 and the second pipe body 2 are provided with the chamfered structure 110 at one end in the thickness direction of the connection block 3, the first pipe body 1 is provided with the rectangular structure 120 at the other end in the thickness direction of the connection block 3, and the second pipe body 2 is provided with the rectangular groove 130 at the other end in the thickness direction of the connection block 3;
one end plane of the connecting block 3 in the thickness direction is a first bonding surface 31, the other end plane is a second bonding surface 32, and two adjacent planes of the connecting block 3 in the circumferential direction are third bonding surfaces 33;
the first tube 1 and the second tube 2 are partially bonded to the first bonding surface 31, the rectangular structure 120 of the first tube 1 is bonded to the second bonding surface 32, and the first tube 1 and the second tube 2 are bonded to one of the third bonding surfaces 33.
In this embodiment, because there is the structure of dodging of dislocation on first body 1 and the second body 2, rectangle structure 120 and rectangular channel 130 promptly, so only need to exert the power of mutual dislocation with first body 1 and second body 2, can compress tightly connecting block 3 and rectangle structure 120 of first body 1 and the beveling structure 110 department of second body 2, need not to set up the fabrication hole, can realize compressing tightly of two faces, and the technology is simpler, and bonding strength is also high.
Example 4:
as shown in fig. 10 to 12, in the present embodiment, the first pipe body 1 and the second pipe body 2 are respectively provided with a rectangular structure 120 and a rectangular groove 130 at two ends in the thickness direction of the connecting block 3, the rectangular structure 120 of the first pipe body 1 corresponds to the rectangular groove 130 of the second pipe body 2 in position, and the rectangular groove 130 of the first pipe body 1 corresponds to the rectangular structure 120 of the second pipe body 2 in position;
the two end planes of the connecting block 3 in the thickness direction are respectively a first bonding surface 31, and two adjacent planes of the connecting block 3 in the circumferential direction are second bonding surfaces 32;
the two rectangular structures 120 of the first tube 1 and the second tube 2 are respectively bonded to one of the first bonding surfaces 31, and the first tube 1 and the second tube 2 are respectively bonded to one of the second bonding surfaces 32.
Similar to that in embodiment 3, only need to exert the power of a dislocation to first body 1 and second body 2 to can compress tightly connecting block 3 with two rectangle structures 120 respectively, need not to set up the fabrication hole, simple process, bonding strength is also high.
Example 5:
as shown in fig. 13 to 15, in this embodiment, the number of the connection blocks 3 is two, the two connection blocks 3 are respectively and fixedly disposed in the first pipe 1 and the second pipe 2, one end plane of the connection block 3 in the thickness direction is attached to the inner wall of the first pipe 1 or the second pipe 2, two opposite planes of the connection block 3 in the circumferential direction are attached to the inner wall of the first pipe 1 or the second pipe 2, and the plane of the connection block 3 at the end of the first pipe 1 or the second pipe 2 is a first bonding surface 31;
the first pipe body 1 and the second pipe body 2 are arranged on two opposite planes in the circumferential direction of the joint block 3, wherein one end of the first pipe body is provided with a rectangular structure 120, the other end of the first pipe body is provided with a rectangular groove 130, and the rectangular structure 120 extends towards the other end of the joint block 3 in the thickness direction;
the other ends of the two connecting blocks 3 in the thickness direction are bonded to each other, the rectangular structure 120 of the first pipe 1 is bonded to the first bonding surface 31 of the second pipe 2, and the rectangular structure 120 of the second pipe 2 is bonded to the first bonding surface 31 of the first pipe 1.
In this embodiment, only need fix first in first body 1 and second body 2 with two connecting blocks 3 respectively, then exert the power of a dislocation with first body 1 and second body 2 again, will compress tightly two connecting blocks 3, do not have the interference between first body 1 and the second body 2, guarantee adhesive strength, and its continuity is guaranteed in one of them lateral wall department to first body 1 and second body 2, so structural strength is high.
Example 6:
as shown in fig. 16 to 18, in the present embodiment, the connecting block 3 has a triangular prism structure whose bottom surface is a right triangle;
one end of the first pipe body 1 and one end of the second pipe body 2 in the thickness direction of the connecting block 3 are provided with a beveling structure 110, the other end of the first pipe body 1 in the thickness direction of the connecting block 3 is provided with a rectangular groove 130, and the other end of the second pipe body 2 in the thickness direction of the connecting block 3 is provided with a rectangular structure 120;
the two end planes of the connecting block 3 in the thickness direction are respectively a first bonding surface 31, and one end plane of the connecting block 3 in the circumferential direction is a second bonding surface 32;
the first tube 1 is bonded to one of the first bonding surfaces 31 and the second bonding surface 32, and the rectangular structure 120 of the second tube 2 is bonded to the other first bonding surface 31.
In the invention, a pultrusion straight pipe right-angle connection form library is established by setting various connection forms, wherein the connection structures in the embodiment 3 and the embodiment 5 have higher structural strength; the connection structure in embodiment 1, embodiment 2 and embodiment 4, its structural rigidity is higher, and follow-up can be according to actual need, comes to choose for use the form of right angle connection, need not to carry out riveting or bolted connection to tubular product.
It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a pultrusion straight tube connection structure which is characterized in that includes:
the device comprises a first pipe body and a second pipe body, wherein the first pipe body and the second pipe body are vertical to each other;
a connecting block disposed between the first pipe body and the second pipe body;
the inner walls of the first pipe body and the second pipe body are respectively and locally bonded with the connecting block at least, and the outer walls of the first pipe body and the second pipe body are spliced with each other to form a complete right-angle pipe body outer wall.
2. The pultruded straight tube connection according to claim 1, wherein the connecting blocks are of a quadrangular prism structure with a rectangular bottom edge.
3. The pultruded straight tube connection according to claim 2, wherein the first tube and the second tube are provided with a bevel structure at the connection block, and the bevel structures can be spliced with each other to form a right-angle tube;
two end planes in the thickness direction of the connecting block are first bonding surfaces, and two adjacent planes in the circumferential direction are second bonding surfaces;
the first pipe body and the second pipe body are respectively bonded with the two parts of the first bonding surfaces, and the first pipe body and the second pipe body are respectively bonded with one of the second bonding surfaces.
4. The pultruded straight tube connection structure according to claim 3, wherein the number of the connecting blocks is one or two, and when the number of the connecting blocks is two, the two connecting blocks are stacked and bonded in the thickness direction, the two end planes of the two connecting blocks in the thickness direction are the first bonding surfaces respectively, and the two second bonding surfaces respectively comprise the planes of the two connecting blocks in the circumferential direction.
5. The pultruded straight tube connection according to claim 2, wherein the first tube body and the second tube body are provided with a chamfered structure at one end in the thickness direction of the joint block, the first tube body is provided with a rectangular structure at the other end in the thickness direction of the joint block, and the second tube body is provided with a rectangular groove at the other end in the thickness direction of the joint block;
one end plane of the connecting block in the thickness direction is a first bonding surface, the other end plane of the connecting block is a second bonding surface, and two adjacent planes of the connecting block in the circumferential direction are third bonding surfaces;
the first pipe body and the second pipe body are locally bonded with the first bonding surface respectively, the rectangular structure of the first pipe body is bonded with the second bonding surface, and the first pipe body and the second pipe body are bonded with one of the third bonding surfaces respectively.
6. The pultruded straight tube connection structure according to claim 2, wherein the first tube body and the second tube body are provided with a rectangular structure and a rectangular groove at both ends in the thickness direction of the connection block, the rectangular structure of the first tube body corresponds in position to the rectangular groove of the second tube body, and the rectangular groove of the first tube body corresponds in position to the rectangular structure of the second tube body;
two end planes of the connecting block in the thickness direction are respectively a first bonding surface, and two adjacent planes of the connecting block in the circumferential direction are second bonding surfaces;
the two rectangular structures of the first pipe body and the second pipe body are respectively bonded with one of the first bonding surfaces, and the first pipe body and the second pipe body are respectively bonded with one of the second bonding surfaces.
7. The connecting structure of pultruded straight tubes according to claim 2, wherein the number of the connecting blocks is two, the two connecting blocks are fixedly disposed in the first tube and the second tube, respectively, one end plane of each connecting block in the thickness direction is attached to the inner wall of the first tube or the inner wall of the second tube, the two opposite circumferential planes of the connecting blocks are attached to the inner walls of the first tube or the second tube, and the plane of each connecting block at the end of the first tube or the second tube is a first bonding surface;
the first pipe body and the second pipe body are arranged on two opposite planes in the circumferential direction of the joint of the connecting blocks, one end of each pipe body is provided with a rectangular structure, the other end of each pipe body is provided with a rectangular groove, and the rectangular structures extend towards the other end of the connecting blocks in the thickness direction;
the other ends of the two connecting blocks in the thickness direction are mutually bonded, the rectangular structure of the first pipe body is bonded with the first bonding surface of the second pipe body, and the rectangular structure of the second pipe body is bonded with the first bonding surface of the first pipe body.
8. The pultruded straight tube connection structure according to claim 1, wherein the connection block has a triangular prism structure with a bottom surface having a right-angled triangle shape;
the first pipe body and the second pipe body are provided with a beveling structure at one end in the thickness direction of the connecting block, the other end of the first pipe body in the thickness direction of the connecting block is provided with a rectangular groove, and the other end of the second pipe body in the thickness direction of the connecting block is provided with a rectangular structure;
the two end planes of the connecting block in the thickness direction are respectively a first bonding surface, and one end plane of the connecting block in the circumferential direction is a second bonding surface;
the first pipe body is bonded with one of the first bonding surface and the second bonding surface, and the rectangular structure of the second pipe body is bonded with the other first bonding surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210819464.XA CN115013392B (en) | 2022-07-12 | 2022-07-12 | Pultrusion straight pipe connecting structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210819464.XA CN115013392B (en) | 2022-07-12 | 2022-07-12 | Pultrusion straight pipe connecting structure |
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| CN115013392A true CN115013392A (en) | 2022-09-06 |
| CN115013392B CN115013392B (en) | 2023-01-24 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0861327A (en) * | 1994-08-19 | 1996-03-08 | Showa Alum Corp | Mutual joint structure of aluminum made extruded material |
| JPH1159484A (en) * | 1997-08-18 | 1999-03-02 | Showa Alum Corp | Fitting and bonding structure for part crossing both members |
| CN104453622A (en) * | 2014-11-25 | 2015-03-25 | 哈尔滨中大型材科技股份有限公司 | Plastic steel window frame and sash corner connecting structure |
| CN211259268U (en) * | 2019-12-28 | 2020-08-14 | 邓迪浩 | Angle sign indicating number structure of convenient dismantlement installation |
| CN111828445A (en) * | 2020-07-24 | 2020-10-27 | 航天特种材料及工艺技术研究所 | Efficient lightweight composite material frame |
| CN216142648U (en) * | 2021-07-06 | 2022-03-29 | 东莞市乐之易装饰材料有限公司 | Safety angle bead for aluminium alloy door frame |
-
2022
- 2022-07-12 CN CN202210819464.XA patent/CN115013392B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0861327A (en) * | 1994-08-19 | 1996-03-08 | Showa Alum Corp | Mutual joint structure of aluminum made extruded material |
| JPH1159484A (en) * | 1997-08-18 | 1999-03-02 | Showa Alum Corp | Fitting and bonding structure for part crossing both members |
| CN104453622A (en) * | 2014-11-25 | 2015-03-25 | 哈尔滨中大型材科技股份有限公司 | Plastic steel window frame and sash corner connecting structure |
| CN211259268U (en) * | 2019-12-28 | 2020-08-14 | 邓迪浩 | Angle sign indicating number structure of convenient dismantlement installation |
| CN111828445A (en) * | 2020-07-24 | 2020-10-27 | 航天特种材料及工艺技术研究所 | Efficient lightweight composite material frame |
| CN216142648U (en) * | 2021-07-06 | 2022-03-29 | 东莞市乐之易装饰材料有限公司 | Safety angle bead for aluminium alloy door frame |
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| Publication number | Publication date |
|---|---|
| CN115013392B (en) | 2023-01-24 |
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