CN221075633U - High-strength plastic steel composite pipe - Google Patents
High-strength plastic steel composite pipe Download PDFInfo
- Publication number
- CN221075633U CN221075633U CN202323274487.6U CN202323274487U CN221075633U CN 221075633 U CN221075633 U CN 221075633U CN 202323274487 U CN202323274487 U CN 202323274487U CN 221075633 U CN221075633 U CN 221075633U
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- Prior art keywords
- flange
- plastic steel
- steel composite
- hole
- composite pipe
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- 239000002131 composite material Substances 0.000 title claims abstract description 71
- 239000004033 plastic Substances 0.000 title claims abstract description 70
- 229920003023 plastic Polymers 0.000 title claims abstract description 70
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 69
- 239000010959 steel Substances 0.000 title claims abstract description 69
- 210000001503 joint Anatomy 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 3
- 238000007789 sealing Methods 0.000 claims description 16
- 150000001875 compounds Chemical class 0.000 claims 1
- 230000003014 reinforcing effect Effects 0.000 abstract description 5
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 2
- 238000009434 installation Methods 0.000 description 15
- 230000000694 effects Effects 0.000 description 7
- 230000002787 reinforcement Effects 0.000 description 3
- 239000003651 drinking water Substances 0.000 description 2
- 235000020188 drinking water Nutrition 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910000677 High-carbon steel Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229920001903 high density polyethylene Polymers 0.000 description 1
- 239000004700 high-density polyethylene Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
The utility model discloses a high-strength plastic steel composite pipe, relates to the technical field of plastic steel composite pipes, and aims to solve the problems that when the existing plastic steel composite pipes are in butt joint, flange openings of two plastic steel composite pipes are aligned and then are combined and fixed in a bolt mounting mode, the strength of the method is general, a secondary reinforcing structure is not provided, and once the bolts at the flange openings rust, the tightness of the butt joint of the composite pipes is easily affected. Comprising the following steps: the plastic steel composite pipe comprises a plastic steel composite pipe body, wherein a first flange combined end is arranged at one end of the plastic steel composite pipe body, a second flange combined end is arranged at the other end of the plastic steel composite pipe body, and a first combined end through hole is formed in the first flange combined end; further comprises: the embedded combined end is arranged at the middle position of the outer wall of the second flange combined end and is clamped with the through hole of the first combined end, and a plurality of butt joint holes are annularly distributed on the outer wall of the embedded combined end.
Description
Technical Field
The utility model relates to the technical field of plastic steel composite pipes, in particular to a high-strength plastic steel composite pipe.
Background
The steel-plastic composite pipe is an emerging composite pipe, and is classified into: steel band reinforced steel-plastic composite pipe, seamless steel pipe reinforced steel-plastic composite pipe, kong Wanggang steel-plastic composite pipe and steel wire mesh skeleton steel-plastic composite pipe; the middle layer of the pipe is a steel band layer formed by butt welding high-carbon steel bands through winding, and the inner layer and the outer layer of the pipe are both made of high-density polyethylene. The middle layer of the pipe is a steel belt, so that the pressure-bearing performance of the pipe is very good; the steel strip in the middle layer of the pipe is airtight, so that the steel-plastic pipe has an oxygen blocking effect, can be directly used for direct drinking water engineering, and has good corrosion resistance because the inner layer and the outer layer are made of plastic materials. The excellent performance makes the steel-plastic composite pipe widely used, and the body and shadow of the pipe can be seen in various fields such as petroleum and natural gas transportation, industrial and mining pipes, drinking water pipes, drain pipes and the like.
However, when the existing plastic steel composite pipes are butted, the flange openings of the two plastic steel composite pipes are aligned and then combined and fixed in a mode of installing bolts, the method has general strength, a secondary reinforcing structure is not provided, and once the bolts at the flange openings rust, the tightness of the butted positions of the composite pipes is easily affected; therefore, the existing requirements are not met, and a high-strength plastic steel composite pipe is provided.
Disclosure of utility model
The utility model aims to provide a high-strength plastic steel composite pipe, which aims to solve the problems that when the existing plastic steel composite pipe is butted in the prior art, the flange openings of two plastic steel composite pipes are aligned and then are combined and fixed in a mode of installing bolts.
In order to achieve the above purpose, the present utility model provides the following technical solutions: a high strength plastic steel composite pipe comprising: the plastic steel composite pipe comprises a plastic steel composite pipe body, wherein a first flange combined end is arranged at one end of the plastic steel composite pipe body, a second flange combined end is arranged at the other end of the plastic steel composite pipe body, and a first combined end through hole is formed in the first flange combined end;
Further comprises:
The embedded combined end is arranged at the middle position of the outer wall of the second flange combined end and is clamped with the through hole of the first combined end, and a plurality of butt joint holes are annularly distributed on the outer wall of the embedded combined end;
The embedded mounting groove is annularly distributed on the outer wall of the first flange combined end, an extension hole is formed in the embedded mounting groove, the lower end of the extension hole is communicated with the butt joint hole, a first screw is mounted in the extension hole, and the lower end of the first screw extends to the outer portion of the butt joint hole.
Preferably, the upper end of the first screw is provided with a screw limiting end, and the screw limiting end is located in the embedded mounting groove.
Preferably, a first limit nut is installed on the outer wall of the lower end of the first screw.
Preferably, a plurality of first flange combination holes are annularly distributed on the outer wall of the first flange combination end, and a plurality of second flange combination holes are annularly distributed on the outer wall of the second flange combination end.
Preferably, the first flange combination hole and the second flange combination hole are internally provided with second screw rods, and the outer walls at two ends of the second screw rods are respectively provided with a second limit nut.
Preferably, an arc-shaped rubber sealing strip is adhered to the inner wall of the first flange combined end.
Preferably, a second combined end through hole is formed in the second flange combined end, and the second combined end through hole is communicated with the first combined end through hole through the plastic steel composite pipe body.
Compared with the prior art, the utility model has the beneficial effects that:
1. The first flange combined end, the second flange combined end and the embedded combined end are arranged to achieve the effect of secondary combination reinforcement on the basis of flange combination; specifically, the embedded combined end is inserted into a first combined end through hole of the first flange combined end, a butt joint hole at the embedded combined end is aligned with an extension hole at the first flange combined end, a first screw is installed in an embedded installation groove at the first flange combined end, the first screw penetrates through the extension hole and the butt joint hole in sequence, a first limit nut is installed at the lower end position where the first screw extends out, the size of the limit end of the screw is larger than that of the extension hole, the limit end of the screw is limited in the embedded installation groove, a user can conveniently detach the first screw through the embedded installation groove, meanwhile, the embedded installation groove is embedded, the screw is installed in the embedded installation groove and is more difficult to damage due to factors such as external environment collision; through the structure, the combined strength of the plastic steel composite pipe can be improved, screws at the basic outer flange are detached, the plastic steel composite pipe is also provided with an inner secondary fixing and reinforcing structure, and the plastic steel composite pipe is detachable, so that the plastic steel composite pipe is convenient for a user to install, replace and detach.
2. The distribution positions of the first flange combination holes and the second flange combination holes are the same, so that the first flange combination holes and the second flange combination holes can be mutually aligned, after the first flange combination holes and the second flange combination holes are aligned, the second screw is installed, the first flange combination ends and the second flange combination ends are combined and fixed together through the second screw, the second screw is fixed through the second limit nuts, two composite pipes can be combined and assembled together, the length of the plastic steel composite pipe is prolonged, and meanwhile, the plastic steel composite pipe is detachable, so that subsequent replacement and overhaul of a user are facilitated.
3. The rubber sealing strip has elasticity and good sealing effect, and after the embedded combined end is inserted into the through hole of the first combined end, the rubber sealing strip can be attached to the outer wall of the embedded combined end, so that a gap between the embedded combined end and the first flange combined end is sealed, and the sealing effect of the butt joint end of the plastic steel combined end is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a partial structure of a second flange assembly according to the present utility model;
FIG. 3 is an assembly view of the embedded modular terminal of the present utility model with a first flange modular terminal;
FIG. 4 is an assembly view of a first flange assembly and a second flange assembly according to the present utility model;
In the figure: 1. plastic steel composite pipe body; 2. a first flange assembly end; 201. a rubber sealing strip; 202. an embedded mounting groove; 203. a first flange combination hole; 204. a first combined end through hole; 205. an extension hole; 3. the second flange combined end; 301. a second flange combination hole; 302. embedding a combined end head; 303. a butt joint hole; 304. a second combined end through hole; 4. a first screw; 401. the limiting end of the screw rod; 402. a first limit nut; 5. a second screw; 501. and the second limit nut.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-4, an embodiment of the present utility model is provided: a high strength plastic steel composite pipe comprising: the plastic steel composite pipe body 1, wherein a first flange combined end 2 is arranged at one end of the plastic steel composite pipe body 1, a second flange combined end 3 is arranged at the other end of the plastic steel composite pipe body 1, and a first combined end through hole 204 is formed in the first flange combined end 2;
Further comprises:
the embedded combined end head 302 is arranged at the middle position of the outer wall of the second flange combined end 3, the embedded combined end head 302 is clamped with the first combined end through hole 204, and a plurality of butt joint holes 303 are annularly distributed on the outer wall of the embedded combined end head 302;
The embedded mounting groove 202 is annularly distributed on the outer wall of the first flange combination end 2, an extending hole 205 is formed in the embedded mounting groove 202, the lower end of the extending hole 205 is communicated with the butt joint hole 303, the first screw 4 is mounted in the extending hole 205, and the lower end of the first screw 4 extends to the outside of the butt joint hole 303;
The upper end of the first screw 4 is provided with a screw limiting end 401, and the screw limiting end 401 is positioned in the embedded mounting groove 202; a first limit nut 402 is arranged on the outer wall of the lower end of the first screw 4;
The first flange combined end 2, the second flange combined end 3 and the embedded combined end 302 are arranged to play a role in carrying out secondary combination reinforcement on the basis of flange combination; specifically, the embedded combined end 302 is inserted into the first combined end through hole 204 of the first flange combined end 2, the butt joint hole 303 at the embedded combined end 302 is aligned with the extension hole 205 at the first flange combined end 2, the first screw 4 is installed in the embedded installation groove 202 at the first flange combined end 2, so that the first screw 4 sequentially penetrates through the extension hole 205 and the butt joint hole 303, and then the first limit nut 402 is installed at the lower end position where the first screw extends out for limiting and fixing, the size of the screw limit end 401 is larger than that of the extension hole 205, so that the first screw is limited in the embedded installation groove 202, the user can conveniently detach the first screw through the embedded installation groove 202, and meanwhile, the embedded installation groove 202 is more difficult to damage due to factors such as impact of external environment because the embedded screw is installed in the inner part than the protruding installation; through the structure, the combined strength of the plastic steel composite pipe can be improved, screws at the basic outer flange are detached, the plastic steel composite pipe is also provided with an inner secondary fixing and reinforcing structure, and the plastic steel composite pipe is detachable, so that the plastic steel composite pipe is convenient for a user to install, replace and detach.
Referring to fig. 1-4, a plurality of first flange assembly holes 203 are annularly distributed on the outer wall of the first flange assembly end 2, and a plurality of second flange assembly holes 301 are annularly distributed on the outer wall of the second flange assembly end 3;
the first flange combining holes 203 and the second flange combining holes 301 are arranged at the same position so that they can be aligned with each other.
Referring to fig. 4, a second screw 5 is installed inside the first flange combination hole 203 and the second flange combination hole 301, and second limit nuts 501 are installed on outer walls of two ends of the second screw 5;
After the first flange combination hole 203 is aligned with the second flange combination hole 301, the second screw 5 is installed, the first flange combination end 2 and the second flange combination end 3 are combined and fixed together through the second screw 5, the second screw 5 is fixed through the second limit nut 501, so that two composite pipes can be combined and assembled together for prolonging the length of the plastic steel composite pipe, and meanwhile, the plastic steel composite pipe has detachability, and is convenient for a user to replace and overhaul subsequently.
Referring to fig. 1 and 3, an arc-shaped rubber sealing strip 201 is adhered to the inner wall of the first flange assembly end 2; the rubber sealing strip 201 has elasticity and good sealing effect, after the embedded combined end 302 is inserted into the first combined end through hole 204, the rubber sealing strip 201 can be attached to the outer wall of the embedded combined end 302, so that a gap between the embedded combined end 302 and the first flange combined end 2 is sealed, and the sealing effect of the butt joint end of the plastic steel combined end is improved.
Referring to fig. 1, 2 and 3, a second combined end through hole 304 is formed in the second flange combined end 3, and the second combined end through hole 304 is communicated with the first combined end through hole 204 through the plastic steel composite pipe body 1;
The second combined end through hole 304, the plastic-steel composite pipe body 1 and the first combined end through hole 204 are used for forming a channel for medium conveying.
Working principle: the first flange combined end 2, the second flange combined end 3 and the embedded combined end 302 are arranged to play a role in carrying out secondary combination reinforcement on the basis of flange combination; specifically, the embedded combined end 302 is inserted into the first combined end through hole 204 of the first flange combined end 2, the butt joint hole 303 at the embedded combined end 302 is aligned with the extension hole 205 at the first flange combined end 2, the first screw 4 is installed in the embedded installation groove 202 at the first flange combined end 2, so that the first screw 4 sequentially penetrates through the extension hole 205 and the butt joint hole 303, and then the first limit nut 402 is installed at the lower end position where the first screw extends out for limiting and fixing, the size of the screw limit end 401 is larger than that of the extension hole 205, so that the first screw is limited in the embedded installation groove 202, the user can conveniently detach the first screw through the embedded installation groove 202, and meanwhile, the embedded installation groove 202 is more difficult to damage due to factors such as impact of external environment because the embedded screw is installed in the inner part than the protruding installation; through the structure, the combination strength of the plastic steel composite pipe can be improved, screws at the basic outer flange fall off, the plastic steel composite pipe also has an inner secondary fixing and reinforcing structure, and the plastic steel composite pipe has detachability, so that the plastic steel composite pipe is convenient for a user to install, replace and detach;
the distribution positions of the first flange combined hole 203 and the second flange combined hole 301 are the same, so that the first flange combined hole 203 and the second flange combined hole 301 can be mutually aligned, after the first flange combined hole 203 and the second flange combined hole 301 are aligned, a second screw 5 is installed, the first flange combined end 2 and the second flange combined end 3 are combined and fixed together through the second screw 5, and then the second screw 5 is fixed through a second limit nut 501, so that two composite pipes can be combined and assembled together to prolong the length of the plastic steel composite pipe, and meanwhile, the plastic steel composite pipe has detachability, and is convenient for a user to replace and overhaul later;
The rubber sealing strip 201 has elasticity and good sealing effect, after the embedded combined end 302 is inserted into the first combined end through hole 204, the rubber sealing strip 201 can be attached to the outer wall of the embedded combined end 302, so that a gap between the embedded combined end 302 and the first flange combined end 2 is sealed, and the sealing effect of the butt joint end of the plastic steel combined end is improved.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a high strength plastic steel composite pipe, includes plastic steel composite pipe body (1), first flange combination end (2) are installed to one end of plastic steel composite pipe body (1), second flange combination end (3) are installed to the other end of plastic steel composite pipe body (1), the inside of first flange combination end (2) is provided with first combination end through-hole (204);
the method is characterized in that: further comprises:
The embedded combined end head (302) is arranged at the middle position of the outer wall of the second flange combined end (3), the embedded combined end head (302) is clamped with the first combined end through hole (204), and a plurality of butt joint holes (303) are annularly distributed on the outer wall of the embedded combined end head (302);
The embedded mounting groove (202) is annularly distributed on the outer wall of the first flange combined end (2), an extension hole (205) is formed in the embedded mounting groove (202), the lower end of the extension hole (205) is communicated with the butt joint hole (303), a first screw (4) is mounted in the extension hole (205), and the lower end of the first screw (4) extends to the outside of the butt joint hole (303).
2. A high strength plastic steel composite pipe as claimed in claim 1, wherein: the upper end of the first screw (4) is provided with a screw limiting end (401), and the screw limiting end (401) is located in the embedded mounting groove (202).
3. A high strength plastic steel composite pipe as claimed in claim 1, wherein: and a first limit nut (402) is arranged on the outer wall of the lower end of the first screw rod (4).
4. A high strength plastic steel composite pipe as claimed in claim 1, wherein: a plurality of first flange combination holes (203) are annularly distributed on the outer wall of the first flange combination end (2), and a plurality of second flange combination holes (301) are annularly distributed on the outer wall of the second flange combination end (3).
5. A high strength plastic steel composite pipe as claimed in claim 4, wherein: the first flange combination hole (203) and the second flange combination hole (301) are internally provided with second screw rods (5), and the outer walls of the two ends of the second screw rods (5) are respectively provided with second limit nuts (501).
6. A high strength plastic steel composite pipe as claimed in claim 1, wherein: an arc-shaped rubber sealing strip (201) is adhered to the inner wall of the first flange combined end (2).
7. A high strength plastic steel composite pipe as claimed in claim 1, wherein: the inside of second flange combination end (3) is provided with second combination end through-hole (304), and second combination end through-hole (304) are through plastic steel compound pipe shaft (1) and first combination end through-hole (204) intercommunication.
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221075633U true CN221075633U (en) | 2024-06-04 |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |