CN220720320U - Assembled connection structure of glass fiber reinforced plastic cylinder - Google Patents
Assembled connection structure of glass fiber reinforced plastic cylinder Download PDFInfo
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- CN220720320U CN220720320U CN202322216406.0U CN202322216406U CN220720320U CN 220720320 U CN220720320 U CN 220720320U CN 202322216406 U CN202322216406 U CN 202322216406U CN 220720320 U CN220720320 U CN 220720320U
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- reinforced plastic
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- fiber reinforced
- plastic cylinder
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- 239000011152 fibreglass Substances 0.000 title claims abstract description 78
- 229920001971 elastomer Polymers 0.000 claims abstract description 22
- 238000007789 sealing Methods 0.000 claims description 48
- 238000003825 pressing Methods 0.000 claims description 13
- 230000000149 penetrating effect Effects 0.000 claims description 8
- 239000003365 glass fiber Substances 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 229920000459 Nitrile rubber Polymers 0.000 claims description 4
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims 5
- 239000011521 glass Substances 0.000 claims 1
- 239000011347 resin Substances 0.000 abstract description 7
- 229920005989 resin Polymers 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 6
- 238000003466 welding Methods 0.000 description 4
- 230000003139 buffering effect Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of glass fiber reinforced plastics, in particular to an assembled connecting structure of a glass fiber reinforced plastic cylinder. The glass fiber reinforced plastic cylinder comprises a glass fiber reinforced plastic cylinder body, wherein an embedded pipe fitting is arranged on the glass fiber reinforced plastic cylinder body; a through hole is formed in the center of the embedded pipe fitting; a rubber tensioning sleeve capable of tensioning the through hole is arranged in the through hole; the outer side of the glass fiber reinforced plastic cylinder body is connected with an external structure; the glass fiber reinforced plastic cylinder body is in through connection with the external structure through a bolt. The embedded pipe fitting can improve the connection strength with the glass fiber reinforced plastic pipe fitting when smearing the resin when the glass fiber reinforced plastic cylinder body is manufactured, and the connecting piece can be placed in the hole in the center of the embedded pipe fitting, so that the embedded pipe fitting is convenient to be fixedly connected with an external structure, and is easy to replace and maintain.
Description
Technical Field
The utility model relates to the technical field of glass fiber reinforced plastics, in particular to an assembled connecting structure of a glass fiber reinforced plastic cylinder.
Background
The glass fiber reinforced plastic is a composite material composed of glass fiber and resin, and has the advantages of light weight, high strength, corrosion resistance and the like. It is widely used in the fields of construction, automobiles, aviation, etc. The process for manufacturing the glass fiber reinforced plastic product mainly comprises the steps of gauze bonding, dipping, gluing, laminating, solidifying and the like. First, glass fiber gauze is bonded to form a preform. Then, a resin adhesive is applied so as to fully impregnate the gauze. Next, the impregnated gauze was stacked layer by layer while compacting. Finally, the resin is cured by heating and high pressure to form a strong glass fiber reinforced plastic product. Glass fiber reinforced plastics are commonly used for manufacturing roofs, walls, door and window frames and the like in buildings, and can enhance the bearing performance. The corrosion resistance is excellent, and the method is suitable for severe environments such as sewage treatment, chemical plants and the like. In addition, the glass fiber reinforced plastic product has smooth appearance, high hardness and certain decoration. Meanwhile, the novel wear-resistant steel plate is wear-resistant, long in service life and capable of reducing maintenance cost. In addition, glass fiber reinforced plastic has excellent insulating performance and is widely applied to the fields of power equipment, electronic devices and the like. It is worth mentioning that the fiber cloth, the resin type and the dosage can be adjusted according to the need when the glass fiber reinforced plastic product is manufactured, thereby regulating and controlling the mechanical property thereof to meet different engineering demands. Glass fiber reinforced plastic is used as an ideal composite material and is widely applied to various fields, thereby bringing convenience and benefit to our life and work.
For example, the patent with publication number CN218405767U discloses a pump station glass fiber reinforced plastic cylinder, which is characterized in that: comprises a cylinder body and a prefabricated connecting component; the prefabricated connecting assembly comprises a plurality of connecting pieces which are used for being tightly fixed with embedded bars of the concrete foundation plate, and the connecting pieces are fixedly connected with the cylinder and are arranged around the outer wall of the cylinder. After the cylinder body is in place on the concrete foundation plate, the embedded bars on the concrete foundation plate are correspondingly tensioned on the connecting pieces, and the connecting pieces are fixed on the side wall of the cylinder body in a surrounding mode, so that the condition that the cylinder body bottom feet are crushed to cause fixing failure is effectively avoided, and the connection strength between the cylinder body and the concrete foundation plate is effectively improved.
However, in the practical use process, the external structure is connected with the glass fiber reinforced plastic cylinder body by welding the connecting sheet through the embedded bars, so that the problem that the embedded bars are difficult to maintain and replace when the embedded bars are aged is caused.
Disclosure of Invention
The utility model provides an assembled connecting structure of a glass fiber reinforced plastic cylinder body, which aims to solve the problem that the prior structure is difficult to maintain and replace when embedded bars age because the external structure is connected with the glass fiber reinforced plastic cylinder body in the mode of welding connecting sheets by the embedded bars in the actual use process.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the assembled connecting structure of the glass fiber reinforced plastic cylinder comprises a glass fiber reinforced plastic cylinder body, wherein an embedded pipe fitting is arranged on the glass fiber reinforced plastic cylinder body; a through hole is formed in the center of the embedded pipe fitting; a rubber tensioning sleeve capable of tensioning the through hole is arranged in the through hole; the outer side of the glass fiber reinforced plastic cylinder body is connected with an external structure; the glass fiber reinforced plastic cylinder body is in through connection with the external structure through a connecting piece. The embedded pipe fitting can improve the connection strength with the glass fiber reinforced plastic pipe fitting when smearing the resin when the glass fiber reinforced plastic cylinder body is manufactured, and the connecting piece can be placed in the hole in the center of the embedded pipe fitting, so that the embedded pipe fitting is convenient to be fixedly connected with an external structure, and is easy to replace and maintain.
Preferably, grooves capable of clamping the glass fiber reinforced plastic cylinder body are formed in two sides of the embedded pipe fitting; the connecting piece is a bolt. The design of the groove improves the connection strength between the embedded pipe fitting and the glass fiber reinforced plastic cylinder.
Preferably, the rubber tensioning sleeve comprises a stop part and a sealing part; an expansion part is arranged between the stop part and the sealing part; the stop part is of a circular ring structure; the stop part is arranged on the inner side of the glass fiber reinforced plastic cylinder body and is clung to one end of the embedded pipe fitting. The annular structure may provide a larger compression area.
Preferably, the expansion part has a hollow cylindrical structure; the expansion part is arranged in the through hole; one end of the expansion part is connected with the stop part, and the other end of the expansion part is connected with the sealing part and protrudes out of the glass fiber reinforced plastic cylinder body. The outward projection of the expansion part can expand the expansion part to the periphery during assembly connection, thereby improving the buffering performance and the sealing performance.
Preferably, the sealing part is of a circular ring structure; the sealing part is positioned between the glass fiber reinforced plastic cylinder body and the external structure. The sealing part provides sealing effect for the glass fiber reinforced plastic cylinder body and the external structure.
Preferably, the outer diameter of the stop part is larger than the outer diameter of the sealing part; the outer diameter of the sealing part is larger than that of the expansion part; the sealing part and the stopping part are integrally formed with the expansion part. The function of end face sealing is conveniently provided, and the installation of the rubber tensioning sleeve is easy during assembly.
Preferably, the thicknesses of the stop part and the sealing part are the same; the cross section of the stop part is rectangular; the outermost side of the cross section of the sealing part is a semicircle with the center on the extension line of the outer diameter of the expansion part. The semicircular design can improve the waterproof performance at the outer side of the glass fiber reinforced plastic cylinder body and reduce the corrosion of the inner wall of the through hole.
Preferably, one side of the stop part far away from the glass fiber reinforced plastic cylinder body is provided with a tensioning pressing plate; one side of the expansion pressing plate, which is far away from the stop part, is provided with a locking nut matched with the bolt. The tensioning pressing plate and the locking nut improve the fixed pressing force.
Preferably, the bolts are connected with the rubber tensioning sleeve and the tensioning pressing plate in a penetrating mode. The bolt limits the platen to axial movement only.
Preferably, the rubber tensioning sleeve is made of nitrile rubber. The nitrile rubber has excellent plasticity and mechanical properties.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model provides an assembled connecting structure of a glass fiber reinforced plastic cylinder body, which solves the problems that in the prior art, the prior structure is difficult to maintain and replace when an embedded steel bar is aged because an external structure is connected with the glass fiber reinforced plastic cylinder body in a manner of welding a connecting sheet by the embedded steel bar in the actual use process.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present utility model.
FIG. 2 is a schematic view of a rubber tensioning sleeve of the present utility model.
Fig. 3 is a schematic view of an embedded pipe fitting according to the present utility model.
In the figure: 1. glass fiber reinforced plastic cylinder body; 2. a through hole; 3. rubber tensioning sleeve; 3.1, a sealing part; 3.2, an expansion part; 3.3, a stop part; 4. an external structure; 5. a bolt; 6. embedding pipe fittings; 7. tensioning pressing plates; 8. a lock nut;
Detailed Description
The following describes a specific embodiment of the technical scheme of the present utility model by way of examples and with reference to the accompanying drawings.
Referring to fig. 1-3, an embodiment of the present utility model is provided:
the assembled connecting structure of the glass fiber reinforced plastic cylinder is characterized by comprising a glass fiber reinforced plastic cylinder body 1, wherein an embedded pipe fitting 6 is arranged on the glass fiber reinforced plastic cylinder body 1; the center of the embedded pipe fitting 6 is provided with a through hole 2; a rubber tensioning sleeve 3 capable of tensioning the through hole 2 is arranged in the through hole 2; the outer side of the glass fiber reinforced plastic cylinder body 1 is connected with an external structure 4; the glass fiber reinforced plastic cylinder body 1 and the external structure 4 are connected in a penetrating way through a connecting piece. Grooves capable of clamping the glass fiber reinforced plastic cylinder body 1 are formed in two sides of the embedded pipe fitting 6; the connecting piece is a bolt 5. The rubber tensioning sleeve 3 comprises a stop part 3.3 and a sealing part 3.1; an expansion part 3.2 is arranged between the stop part 3.3 and the sealing part 3.1; the stop part 3.3 is of a circular ring structure; the stop part 3.3 is arranged on the inner side of the glass fiber reinforced plastic cylinder body 1 and is clung to one end of the embedded pipe fitting 6. The expansion part 3.2 is of a hollow cylindrical structure; the expansion part 3.2 is arranged in the through hole 2; one end of the expansion part 3.2 is connected with the stop part 3.3, and the other end is connected with the sealing part 3.1 and protrudes out of the glass fiber reinforced plastic cylinder body 1. The sealing part 3.1 is of a circular ring structure; the sealing part 3.1 is positioned between the glass fiber reinforced plastic cylinder body 1 and the external connection structure 4. The outer diameter of the stop part 3.3 is larger than that of the sealing part 3.1; the outer diameter of the sealing part 3.1 is larger than that of the expansion part 3.2; the sealing portion 3.1 and the stop portion 3.3 are integrally formed with the expansion portion 3.2. The thickness of the stop part 3.3 is the same as that of the sealing part 3.1; the cross section of the stop part 3.3 is rectangular; the outermost side of the cross section of the sealing part 3.1 is a semicircle with the center on the extension line of the outer diameter of the expansion part 3.2. One side of the stop part 3.3 far away from the glass fiber reinforced plastic cylinder body 1 is provided with an expansion pressing plate 7; one side of the tensioning pressing plate 7, which is far away from the stop part 3.3, is provided with a locking nut 8 matched with the bolt 5. The bolt 5 is connected with the rubber tensioning sleeve 3 and the tensioning plate 7 in a penetrating way. The rubber tensioning sleeve 3 is made of nitrile rubber.
During assembly, the sealing part 3.1 of the rubber tensioning sleeve 3 is plugged from the through hole 2 on the inner wall side of the glass fiber reinforced plastic cylinder body 1 until the stop part 3.3 side of the rubber tensioning sleeve 3 is tightly attached to the glass fiber reinforced plastic cylinder body 1, and at the moment, a distance of 2mm is reserved between the side, close to the outer wall of the glass fiber reinforced plastic cylinder body 1, of the sealing part 3.1 and the outer wall. Then, a bolt 5 is inserted from a screw hole in the external connection structure 4 through the screw hole quasi-through hole 2 in the external connection structure 4, the through hole 2 and the rubber tensioning sleeve 3 are connected until the nut part of the bolt 5 is contacted with one side of the external connection structure 4 far away from the glass fiber reinforced plastic cylinder body 1, the screw rod of the part of the bolt 5 penetrating into the rubber tensioning sleeve 3 is smooth, and the screw rod of the part of the bolt 5 penetrating through the stop part 3.3 penetrating into the glass fiber reinforced plastic cylinder body 1 is provided with threads. And then the expansion pressing plate 7 is pressed on the stop part 3.3, and finally the connecting structure is locked by using the locking nut 8. When the sealing device is used, the screw is fixed, the rotary lock nut 8 pushes the tension pressing plate 7 to move towards the direction of the screw cap, and the tension pressing plate 7 presses the stop part 3.3, so that end face sealing is formed between the stop part 3.3 and the through hole 2. Along with the pressure reaching a certain degree, the bolt 5 moves towards the lock nut 8 under the action of force, the nut pushes the external structure 4 to move under the drive of the screw rod to press the sealing part 3.1 to move, the expansion part 3.2 gradually increases along with the pressure applied by the sealing part 3.1 to shrink inwards, under the condition that the two ends of the lower stop part 3.3 and the sealing part 3.1 apply force simultaneously, the expansion part 3.2 expands towards two sides in the through hole 2, and a tensioning sealing effect is formed between the expansion part 3.2 and the screw rod. After the lower end of the sealing part 3.1 is contacted with the outer wall of the glass fiber reinforced plastic cylinder body 1, a locking force is applied to one end, so that an end face sealing effect is formed between the sealing part 3.1 and the outer wall of the glass fiber reinforced plastic. When the glass fiber reinforced plastic cylinder is completely installed, liquid is injected into the glass fiber reinforced plastic cylinder, and the sealing structure can provide enough tightness. When the external structure 4 receives forces from other directions, the tensioning connection between the rubber tensioning sleeve 3 and the smooth screw rod can also play a good role in buffering.
In the process of manufacturing the glass fiber reinforced plastic cylinder body, the embedded pipe fitting 6 is arranged in advance, and the glass fiber reinforced plastic cylinder body is wound layer by layer and then coated with the resin, so that the prepared glass fiber reinforced plastic cylinder body 1 and the embedded pipe fitting 6 are firmly and stably connected, the mechanical strength is good, the traditional embedded steel part welding or hard punching mode is replaced by embedding the embedded pipe fitting 6, and the sealing and buffering problems of the inside and the outside are solved by the designed rubber tensioning sleeve 3.
In addition to the above embodiments, the technical features or technical data of the present utility model may be rearranged and combined within the scope of the claims and the description of the present utility model to constitute new embodiments, which may be implemented without inventive effort by those skilled in the art, and thus, embodiments of the present utility model not described in detail should be considered as embodiments of the present utility model within the scope of the protection of the present utility model.
Claims (10)
1. The utility model provides a glass steel barrel assembled connection structure which characterized in that includes:
the glass fiber reinforced plastic cylinder body (1), wherein an embedded pipe fitting (6) is arranged on the glass fiber reinforced plastic cylinder body (1);
a through hole (2) is formed in the center of the embedded pipe fitting (6);
a rubber tensioning sleeve (3) capable of tensioning the through hole (2) is arranged in the through hole (2);
the outer side of the glass fiber reinforced plastic cylinder body (1) is connected with an external structure (4);
the glass fiber reinforced plastic cylinder body (1) and the external structure (4) are connected in a penetrating way through a connecting piece.
2. The glass fiber reinforced plastic cylinder assembled connecting structure according to claim 1, wherein grooves capable of clamping the glass fiber reinforced plastic cylinder (1) are formed on two sides of the embedded pipe fitting (6); the connecting piece is a bolt (5).
3. A glass fibre reinforced plastic cylinder fitting connection according to claim 1, characterized in that the rubber tensioning sleeve (3) comprises a stop part (3.3) and a sealing part (3.1); an expansion part (3.2) is arranged between the stop part (3.3) and the sealing part (3.1); the stop part (3.3) is of a circular ring structure; the stop part (3.3) is arranged on the inner side of the glass fiber reinforced plastic cylinder body (1) and is tightly attached to one end of the embedded pipe fitting (6).
4. A glass fibre reinforced plastic cylinder fitting-type connection structure according to claim 3, characterized in that the expansion part (3.2) is of hollow cylindrical structure; the expansion part (3.2) is arranged in the through hole (2); one end of the expansion part (3.2) is connected with the stop part (3.3), and the other end of the expansion part is connected with the sealing part (3.1) and protrudes out of the glass fiber reinforced plastic cylinder body (1).
5. A glass fibre reinforced plastic cylinder fitting connection according to claim 3, characterized in that the sealing part (3.1) is of a circular ring-like structure; the sealing part (3.1) is positioned between the glass fiber reinforced plastic cylinder body (1) and the external structure (4).
6. A glass fibre reinforced plastic cylinder fitting connection according to claim 3, characterized in that the outer diameter of the stop part (3.3) is larger than the outer diameter of the sealing part (3.1); the outer diameter of the sealing part (3.1) is larger than that of the expansion part (3.2); the sealing part (3.1) and the stopping part (3.3) are integrally formed with the expansion part (3.2).
7. A glass fibre reinforced plastic cylinder fitting connection according to claim 3, characterized in that the thickness of the stop part (3.3) and the sealing part (3.1) are the same; the cross section of the stop part (3.3) is rectangular; the outermost side of the cross section of the sealing part (3.1) is a semicircle with the center on the extension line of the outer diameter of the expansion part (3.2).
8. A glass fiber reinforced plastic cylinder assembly type connecting structure according to claim 3, wherein one side of the stop part (3.3) far away from the glass fiber reinforced plastic cylinder body (1) is provided with an expansion pressing plate (7); one side of the expansion pressing plate (7) far away from the stop part (3.3) is provided with a locking nut (8) matched with the bolt (5).
9. The glass fiber reinforced plastic cylinder assembly type connecting structure according to claim 8, wherein the bolt (5) is connected with the rubber tensioning sleeve (3) and the tensioning plate (7) in a penetrating manner.
10. A glass fiber reinforced plastic cylinder assembly type connection structure according to any one of claims 1 to 9, wherein the rubber tensioning sleeve (3) is made of nitrile rubber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322216406.0U CN220720320U (en) | 2023-08-17 | 2023-08-17 | Assembled connection structure of glass fiber reinforced plastic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322216406.0U CN220720320U (en) | 2023-08-17 | 2023-08-17 | Assembled connection structure of glass fiber reinforced plastic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220720320U true CN220720320U (en) | 2024-04-05 |
Family
ID=90487003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322216406.0U Active CN220720320U (en) | 2023-08-17 | 2023-08-17 | Assembled connection structure of glass fiber reinforced plastic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220720320U (en) |
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2023
- 2023-08-17 CN CN202322216406.0U patent/CN220720320U/en active Active
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