CN218152797U - Mining high-strength composite steel pipe - Google Patents
Mining high-strength composite steel pipe Download PDFInfo
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- CN218152797U CN218152797U CN202222397385.2U CN202222397385U CN218152797U CN 218152797 U CN218152797 U CN 218152797U CN 202222397385 U CN202222397385 U CN 202222397385U CN 218152797 U CN218152797 U CN 218152797U
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Abstract
The utility model discloses a mining high-strength composite steel pipe relates to for the coal mine pipe technical field, including the body, the inner wall of body is fixed and is equipped with the anticorrosion protective layer, and the outside fixed cover of body is equipped with PE bush layer, and the top of PE bush layer both sides and the bottom of both sides are all fixed and are equipped with the arc support shell, and wherein the top of two arc support shell inner walls and the bottom of inner wall are all fixed and are equipped with first triangular supports frame, the beneficial effects of the utility model are that: four arc support shells support the reinforcement to PE bushing layer and body, and four first triangular supports frame and four second triangular supports frame are convenient for respectively provide better support reinforcement to corresponding arc support shell, and four W shape support resistance to compression board are convenient for respectively to wherein between two first triangular supports frame, between two other first triangular supports frame, wherein provide better resistance to compression between two and two other second triangular supports frame and support the reinforcement, are convenient for provide resistance to compression and support protect function.
Description
Technical Field
The utility model relates to a steel pipe, in particular to mining high-strength composite steel pipe belongs to for the coal mine pipe technical field.
Background
In recent years, unconventional natural gas (coal bed gas, shale gas, natural gas hydrate and the like) is more and more emphasized, many coal mines begin to extract coal bed gas for power generation, and the coal bed gas is not only reduced in greenhouse effect but also saved in energy, but the coal bed gas belongs to explosive gas, and when the concentration of the coal bed gas in the air reaches more than five percent, the coal bed gas can explode when meeting open fire, so that the requirement on a conveying pipeline is higher and higher;
the composite steel pipe for the coal mine, which is disclosed by the application number of CN201520929990.7, is an increasingly mature technology, and comprises a steel pipe layer, wherein a polyethylene coating and an epoxy resin coating are respectively and uniformly distributed on the outer wall and the inner wall of the steel pipe layer; and the steel pipe layer is formed by spirally rolling and welding stainless steel plates. The spiral welding seam of the steel pipe is provided with a reinforcing rib. The composite steel pipe for the coal mine has the characteristics of light weight, high strength, flame retardance, corrosion resistance, static resistance and the like, but the device has the following defects in actual use.
1) The better resistance to compression of being not convenient for provide supports protect function, has reduced the practicality of mining high-strength composite steel pipe.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a mining high-strength composite steel pipe to the problem of providing better resistance to compression support protect function is not convenient for solve and provide in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mining high-strength composite steel pipe, includes the body, the fixed anticorrosive protection layer that is equipped with of inner wall of body, the external fixation cover of body is equipped with PE bush layer, the top of PE bush layer both sides and the bottom of both sides are all fixed and are equipped with the arc support shell, two of them the top of arc support shell inner wall and the bottom of inner wall are all fixed and are equipped with first triangular supports frame, two of them the top of arc support shell inner wall and the bottom of inner wall are all fixed and are equipped with second triangular supports frame, two of them between the first triangular supports frame, between two of them and between two other second triangular supports frame all fixed and are equipped with W shape and support resistance to compression board, four the external fixation cover of arc support shell is equipped with the resistance to compression stay tube, the outside of resistance to compression stay tube is equipped with protection components.
Preferably, the protection component includes dampproofing and waterproofing protective layer and buffering subassembly, the fixed cover of dampproofing and waterproofing protective layer is established in the outside of resistance to compression stay tube, the fixed cover in outside of dampproofing and waterproofing protective layer is equipped with alkali-free glass fiber insulating layer, the fixed cover in outside of alkali-free glass fiber insulating layer is equipped with fire-retardant protective layer, the buffering subassembly sets up the outside at fire-retardant protective layer.
Preferably, the buffering subassembly includes EVA buffering protective layer, EVA buffering protective layer fixed cover is established in the outside of fire-retardant protective layer, EVA buffering protective layer's external fixation cover is equipped with chloroprene rubber buffering protective layer, chloroprene rubber buffering protective layer's external fixation cover is equipped with butadiene acrylonitrile rubber buffering protective layer.
Preferably, the fixed cover in the outside of butadiene acrylonitrile rubber buffer protection layer is equipped with resistant reinforced pipe of buckling, the fixed cover in the outside of resistant reinforced pipe of buckling is equipped with the wear-resisting protective layer of PVC.
Preferably, the fixed cover in outside of PVC wear-resisting protective layer is equipped with high manganese steel wear-resisting protective layer, the fixed cover in outside of high manganese steel wear-resisting protective layer is equipped with ceramic wear-resisting protective layer.
Preferably, an inner waterproof protective layer is fixedly arranged on the inner wall of the anti-corrosion protective layer.
Preferably, an inner ceramic wear-resistant layer is fixedly arranged on the inner wall of the inner waterproof protective layer.
Compared with the prior art, the utility model provides a pair of mining high-strength composite steel pipe has following beneficial effect:
1. support the shell through four arcs that set up and provide support reinforcement to PE bushing layer and body, four first triangle braced frames and four second triangle braced frames that set up are convenient for respectively provide better support reinforcement to corresponding arc braced shell, and four W shapes that set up support the resistance to compression board and are convenient for respectively to wherein two between the first triangle braced frame, between two other first triangle braced frames, wherein between two and provide better resistance to compression between two other second triangle braced frames and support the reinforcement, and then support the shell through four arcs and support PE bushing layer and body and support the protect function to providing better resistance to compression, have improved the practicality of mining high-strength composite steel pipe.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic sectional structure of the present invention;
fig. 3 is an enlarged schematic view of a portion a of fig. 2 according to the present invention;
fig. 4 is an enlarged schematic structural diagram of fig. 2B according to the present invention.
In the figure: 1. a tube body; 2. an anti-corrosion protective layer; 3. a guard assembly; 31. a waterproof and moistureproof protective layer; 32. an alkali-free glass fiber thermal insulation layer; 33. a flame retardant protective layer; 4. a PE liner layer; 5. an arc-shaped support shell; 6. a buffer assembly; 61. an EVA buffer protective layer; 62. a chloroprene rubber buffer protective layer; 63. a butadiene acrylonitrile rubber buffer protection layer; 7. a first triangular support frame; 8. a second triangular support frame; 9. the W-shaped supporting pressure resisting plate; 10. a compression-resistant supporting tube; 11. a bend-resistant reinforced tube; 12. a PVC wear-resistant protective layer; 13. a high manganese steel wear-resistant protective layer; 14. a ceramic wear-resistant protective layer; 15. an inner waterproof protective layer; 16. an inner ceramic wear layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1:
referring to fig. 1-4, the utility model provides a mining high-strength composite steel pipe, including a pipe body 1, the inner wall of the pipe body 1 is fixed and is equipped with the anticorrosion protective layer 2, the outside fixed cover of pipe body 1 is equipped with PE bush layer 4, the top of PE bush layer 4 both sides and the bottom of both sides all are fixed and are equipped with arc support shell 5, wherein the top of two arc support shell 5 inner walls and the bottom of inner wall all are fixed and are equipped with first triangular support frame 7, the top of other two arc support shell 5 inner walls and the bottom of inner wall all are fixed and are equipped with second triangular support frame 8, wherein between two first triangular support frames 7, wherein between two and between other two second triangular support frames 8 all are fixed and are equipped with W-shaped support compression plate 9, the outside of four arc support shells 5 is equipped with compression support tube 10, the outside of compression support tube 10 is equipped with protection component 3;
the inner wall of the anti-corrosion protective layer 2 is fixedly provided with an inner waterproof protective layer 15, so that waterproof protection is provided conveniently;
the inner wall of the inner waterproof protective layer 15 is fixedly provided with an inner ceramic wear-resistant layer 16, so that wear-resistant protection is provided;
referring to fig. 1-4, the mining high-strength composite steel pipe further comprises a protection component 3, the protection component 3 comprises a waterproof and moistureproof protective layer 31 and a buffer component 6, the waterproof and moistureproof protective layer 31 is fixedly sleeved outside the compression-resistant supporting pipe 10, an alkali-free glass fiber thermal insulation layer 32 is fixedly sleeved outside the waterproof and moistureproof protective layer 31, a flame-retardant protective layer 33 is fixedly sleeved outside the alkali-free glass fiber thermal insulation layer 32, and the buffer component 6 is arranged outside the flame-retardant protective layer 33;
specifically, as shown in fig. 1, fig. 2, fig. 3, and fig. 4, the waterproof and moistureproof protective layer 31 is firstly provided to provide better waterproof and moistureproof protection for the mining high-strength composite steel pipe, the alkali-free glass fiber heat insulation layer 32 is provided to provide better heat insulation protection for the mining high-strength composite steel pipe, and the flame retardant protective layer 33 is provided to provide better flame retardant protection for the mining high-strength composite steel pipe.
Example 2:
the buffering component 6 comprises an EVA buffering protective layer 61, the EVA buffering protective layer 61 is fixedly sleeved outside the flame-retardant protective layer 33, a chloroprene rubber buffering protective layer 62 is fixedly sleeved outside the EVA buffering protective layer 61, and a nitrile rubber buffering protective layer 63 is fixedly sleeved outside the chloroprene rubber buffering protective layer 62;
the bending-resistant reinforced pipe 11 is fixedly sleeved outside the nitrile rubber buffer protection layer 63, and the PVC wear-resistant protection layer 12 is fixedly sleeved outside the bending-resistant reinforced pipe 11, so that wear-resistant protection is provided conveniently;
the high manganese steel wear-resistant protective layer 13 is fixedly sleeved outside the PVC wear-resistant protective layer 12, and the ceramic wear-resistant protective layer 14 is fixedly sleeved outside the high manganese steel wear-resistant protective layer 13, so that the wear resistance is improved;
specifically, as shown in fig. 1, fig. 2, and fig. 4, the first EVA buffer protection layer 61, the first neoprene buffer protection layer 62, and the first nitrile rubber buffer protection layer 63 are provided to provide better buffer protection for the high-strength composite steel pipe for mining when being extruded.
The working principle is as follows: when in specific use, the utility model relates to a mining high-strength composite steel pipe, firstly, the mining high-strength composite steel pipe is placed at a corresponding working position, then whether each part of the mining high-strength composite steel pipe works normally is checked, the mining high-strength composite steel pipe is arranged at the corresponding working position after the checking is finished, the mining high-strength composite steel pipe can be used after the mounting is finished, when in use, four arc-shaped supporting shells 5 are arranged to support and reinforce a PE lining layer 4 and a pipe body 1, the four first triangular supporting frames 7 and the four second triangular supporting frames 8 are respectively arranged to provide better supporting and reinforcing for the corresponding arc-shaped supporting shells 5, the four W-shaped supporting and pressure-resisting plates 9 are respectively arranged to provide better pressure-resisting and reinforcing for the space between two first triangular supporting frames 7, the space between the other two first triangular supporting frames 7, the space between two of the first triangular supporting frames and the space between the other two second triangular supporting frames 8, and then support the protect function to PE bush layer 4 and body 1 to providing better resistance to compression through four arc support shells 5, the practicality of mining high-strength composite steel pipe has been improved, the dampproofing and waterproofing protective layer 31 that sets up is convenient for provide better dampproofing and waterproofing protection to mining high-strength composite steel pipe, the alkali-free glass fiber insulating layer 32 that sets up is convenient for provide better thermal-insulated protection to mining high-strength composite steel pipe, the fire-retardant protective layer 33 that sets up is convenient for provide better fire-retardant protection to mining high-strength composite steel pipe, the EVA buffer protection layer 61 that sets up, chloroprene rubber buffer protection layer 62 and butyl fine rubber buffer protection layer 63 are convenient for provide better buffer protection to mining high-strength composite steel pipe when receiving the extrusion.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a mining high-strength composite steel pipe, includes body (1), its characterized in that, the fixed anticorrosion protective layer (2) that is equipped with of inner wall of body (1), the external fixation cover of body (1) is equipped with PE bush layer (4), the top of PE bush layer (4) both sides and the bottom of both sides are all fixed and are equipped with arc support shell (5), two of them the top of arc support shell (5) inner wall and the bottom of inner wall are all fixed and are equipped with first triangular supports frame (7), two of them the top of arc support shell (5) inner wall and the bottom of inner wall all are fixed and are equipped with second triangular supports frame (8), two of them between first triangular supports frame (7), between two of them and between two second triangular supports frame (8) in addition all fixed and be equipped with W shape and support resistance to compression plate (9), four the external fixation cover of arc support shell (5) is equipped with resistance to compression support pipe (10), the outside of compression support pipe (10) is equipped with protection component (3).
2. The mining high-strength composite steel pipe according to claim 1, characterized in that: protection component (3) are including dampproofing and waterproofing protective layer (31) and buffer assembly (6), the fixed outside of establishing in resistance to compression stay tube (10) of dampproofing and waterproofing protective layer (31) fixed cover, the external fixation cover of dampproofing and waterproofing protective layer (31) is equipped with alkali-free glass fiber insulating layer (32), the external fixation cover of alkali-free glass fiber insulating layer (32) is equipped with fire-retardant protective layer (33), buffer assembly (6) set up the outside at fire-retardant protective layer (33).
3. The mining high-strength composite steel pipe according to claim 2, characterized in that: buffering subassembly (6) include EVA buffering protective layer (61), EVA buffering protective layer (61) fixed cover is established in the outside of fire-retardant protective layer (33), the outside fixed cover of EVA buffering protective layer (61) is equipped with chloroprene rubber buffering protective layer (62), the outside fixed cover of chloroprene rubber buffering protective layer (62) is equipped with butadiene acrylonitrile rubber buffering protective layer (63).
4. The mining high-strength composite steel pipe according to claim 3, characterized in that: the outer fixing sleeve of the nitrile rubber buffer protection layer (63) is provided with a bending-resistant reinforced pipe (11), and the outer fixing sleeve of the bending-resistant reinforced pipe (11) is provided with a PVC wear-resistant protection layer (12).
5. The mining high-strength composite steel pipe according to claim 4, characterized in that: the outer fixing sleeve of the PVC wear-resistant protective layer (12) is provided with a high manganese steel wear-resistant protective layer (13), and the outer fixing sleeve of the high manganese steel wear-resistant protective layer (13) is provided with a ceramic wear-resistant protective layer (14).
6. The mining high-strength composite steel pipe according to claim 1, characterized in that: and an inner waterproof protective layer (15) is fixedly arranged on the inner wall of the anti-corrosion protective layer (2).
7. The mining high-strength composite steel pipe according to claim 6, characterized in that: and an inner ceramic wear-resistant layer (16) is fixedly arranged on the inner wall of the inner waterproof protective layer (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222397385.2U CN218152797U (en) | 2022-09-09 | 2022-09-09 | Mining high-strength composite steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222397385.2U CN218152797U (en) | 2022-09-09 | 2022-09-09 | Mining high-strength composite steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218152797U true CN218152797U (en) | 2022-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222397385.2U Active CN218152797U (en) | 2022-09-09 | 2022-09-09 | Mining high-strength composite steel pipe |
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| Country | Link |
|---|---|
| CN (1) | CN218152797U (en) |
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2022
- 2022-09-09 CN CN202222397385.2U patent/CN218152797U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 273500 Huarun Road 377, Zoucheng Central Town, Jining City, Shandong Province Patentee after: Shandong Dehilan Industrial Co.,Ltd. Address before: 273500 Huarun Road 377, Zoucheng Central Town, Jining City, Shandong Province Patentee before: Dehailan Plastic Product Co.,Ltd., Zoucheng, Yan Kuang, Group |
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| CP01 | Change in the name or title of a patent holder |