CN219697209U - MPP electric power tubular product - Google Patents
MPP electric power tubular product Download PDFInfo
- Publication number
- CN219697209U CN219697209U CN202320815067.5U CN202320815067U CN219697209U CN 219697209 U CN219697209 U CN 219697209U CN 202320815067 U CN202320815067 U CN 202320815067U CN 219697209 U CN219697209 U CN 219697209U
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- pipe
- connecting pipe
- mpp
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- flange plate
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- 238000005728 strengthening Methods 0.000 description 4
- 230000008093 supporting effect Effects 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
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- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
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- 230000003064 anti-oxidating effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000001976 improved effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The utility model provides an MPP (maximum power point) power pipe, which relates to the technical field of power pipes and comprises a pipe body and a connecting pipe, wherein the two ends of the pipe body are fixedly connected with a first flange, and the two ends of the connecting pipe are fixedly connected with a second flange. According to the utility model, the MPP pipe is formed after the pipe body and the connecting pipe are connected through the connecting component, when the environmental temperature changes to generate thermal expansion and contraction, the compensating corrugation on the connecting pipe plays a role in changing the length of the connecting pipe through expansion and contraction so as to counteract the length change effect of the MPP pipe, and the sliding inner pipe in the connecting pipe slides in the sliding groove of the reinforced inner pipe, so that the strength of the connecting pipe is ensured, the influence of the length change of the connecting pipe is avoided, and the problem that the MPP pipe is not matched with the length of the power cable in thermal expansion and contraction is solved.
Description
Technical Field
The utility model relates to the technical field of power pipes, in particular to an MPP power pipe.
Background
MPP is the English abbreviation of power cable protection tubular product, mainly is used in the electric power field, lay with special sections such as railway, river course, building in general, put power cable in it, play the guard action to it, current MPP tubular product is made by polypropylene materials generally, has characteristics such as resistance to compression, tensile and high temperature, wide application in pipeline engineering such as municipal administration, telecommunication, electric power.
In the prior art, like chinese patent publication No. CN216819352U, it discloses an MPP electric power tubular product with ageing-resistant effect, it includes the tubular product body, the outer pot head of tubular product body is equipped with the rubber layer, the outer end of rubber layer is provided with the arch, the outer pot head of rubber layer is equipped with the supporting shell, the inner wall fluting of supporting shell has the recess, the inner chamber of recess and bellied outside assorted, the inside of supporting shell is provided with the elasticity strengthening rib, the outside pot head of supporting shell is equipped with the oversheath, can realize the in-process of using MPP tubular product underground, through setting up at tubular product inside strengthening rib, rubber layer and steel wire gauze isotructure, make its resistance to compression and resistance to torsion obtain promoting, be provided with antioxidation and antistatic coating respectively in inside and outside simultaneously, prevent that tubular product inner and outer wall from being corroded by the ponding of seepage, ageing-resistant effect has been improved, its life has been prolonged.
Although MPP electric power tubular product in above-mentioned patent has intensity and promotes to prolonged life's effect, however, when MPP electric power tubular product is connected the back and is protected the cable, whole length is longer, receives the temperature to influence and can take place to expand and contract with cold, on the longer basis of total length, whole length can take place great change, can appear with the unmatched phenomenon of cable length, has certain potential safety hazard, consequently, we propose novel MPP electric power tubular product.
Disclosure of Invention
The utility model aims to solve the problems that in the prior art, when a cable is protected after the MPP power pipe is connected, the whole length is longer, expansion and contraction can occur under the influence of temperature, on the basis of longer total length, the whole length can be changed greatly, the phenomenon of unmatched cable length can occur, and certain potential safety hazard exists.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a MPP electric power tubular product, includes tubular product body and connecting pipe, the equal fixedly connected with first ring flange in both ends of tubular product body, the equal fixedly connected with second ring flange in both ends of connecting pipe, the surface equidistance of connecting pipe is provided with a plurality of compensation ripple, the inside that is close to one end of connecting pipe is fixedly connected with and strengthens the inner tube, the sliding tray has been seted up to one end of strengthening the inner tube, the inside that is close to the other end of connecting pipe is fixedly connected with slip inner tube, coupling assembling sets up between first ring flange and second ring flange.
Further, the connecting assembly comprises a connecting piece, and the inner part of the connecting piece is attached to the outer surfaces of the first flange plate and the second flange plate.
Further, a plurality of springs are symmetrically and fixedly connected to the top of the connecting piece, and an anti-slip ring is fixedly connected to the top of the springs.
Further, the bottom of connecting piece symmetry fixedly connected with screw seat, the top of connecting piece is provided with anti-skidding bolt.
Further, the anti-slip bolt sequentially penetrates through the anti-slip ring, the first flange plate and the second flange plate, and the bottom end of the anti-slip bolt is in threaded connection with the threaded seat.
Further, the first flange plate is attached to the outer surface of the second flange plate, and the outer surface of the sliding inner tube is attached to the inner surface wall of the sliding groove.
Compared with the prior art, the utility model has the advantages and positive effects that,
1. according to the utility model, the MPP pipe is formed after the pipe body and the connecting pipe are connected through the connecting component, when the environmental temperature changes to generate thermal expansion and contraction, the compensating corrugation on the connecting pipe plays a role in changing the length of the connecting pipe through expansion and contraction so as to counteract the length change effect of the MPP pipe, and the sliding inner pipe in the connecting pipe slides in the sliding groove of the reinforced inner pipe, so that the strength of the connecting pipe is ensured, the influence of the length change of the connecting pipe is avoided, and the problem that the MPP pipe is not matched with the length of the power cable in thermal expansion and contraction is solved.
2. According to the utility model, when the pipe body is connected with the connecting pipe, the connecting piece in the connecting assembly is clamped outside the first flange plate and the second flange plate, then the connecting piece is fixed through the anti-slip bolt, when the anti-slip bolt is disassembled and assembled, the anti-slip ring is pressed downwards, the anti-slip ring is loosened after the installation is completed, and the spring presses the anti-slip ring to be tightly attached to the anti-slip lines on the anti-slip bolt nut, so that the problem that the traditional anti-slip bolt is easy to automatically loosen during vibration is avoided, the integral firmness is good, the disassembly is convenient, the problem that the traditional MPP pipe cannot be reused after being welded is solved, and the cost and the resources are saved.
Drawings
Fig. 1 is a perspective view of an MPP power pipe according to the present utility model;
fig. 2 is an expanded view of an MPP power pipe according to the present utility model;
fig. 3 is a partial structural cross-sectional view of an MPP power pipe according to the present utility model;
fig. 4 is a schematic structural diagram of an MPP power pipe connection assembly according to the present utility model.
Legend description: 1. a pipe body; 11. a first flange; 2. a connecting pipe; 21. a second flange; 22. compensating for the ripple; 23. reinforcing the inner tube; 24. a sliding groove; 25. sliding the inner tube; 3. a connection assembly; 301. a connecting piece; 302. a screw seat; 303. a spring; 304. an anti-slip ring; 305. an anti-skid bolt.
Detailed Description
In order that the above objects, features and advantages of the utility model will be more clearly understood, a further description of the utility model will be rendered by reference to the appended drawings and examples. It should be noted that, without conflict, the embodiments of the present utility model and features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, however, the present utility model may be practiced otherwise than as described herein, and therefore the present utility model is not limited to the specific embodiments of the disclosure that follow.
In embodiment 1, as shown in fig. 1-4, the utility model provides an MPP power pipe, which comprises a pipe body 1 and a connecting pipe 2, wherein both ends of the pipe body 1 are fixedly connected with a first flange plate 11, both ends of the connecting pipe 2 are fixedly connected with a second flange plate 21, a plurality of compensating corrugations 22 are equidistantly arranged on the outer surface of the connecting pipe 2, a reinforced inner pipe 23 is fixedly connected at a position, close to one end, of the inner part of the connecting pipe 2, a sliding groove 24 is formed at one end of the reinforced inner pipe 23, a sliding inner pipe 25 is fixedly connected at a position, close to the other end, of the inner part of the connecting pipe 2, a connecting component 3 is arranged between the first flange plate 11 and the second flange plate 21, the connecting component 3 comprises a connecting piece 301, the inner part of the connecting piece 301 is attached to the outer surfaces of the first flange plate 11 and the second flange plate 21, a plurality of springs 303 are symmetrically and fixedly connected to the top of the connecting piece 301, and anti-sliding rings 304 are fixedly connected to the top of the springs 303.
The effect that its whole embodiment 1 reaches is, tubular product body 1 and connecting pipe 2 in this device adopt MPP material to make, mainly used carries out the protection usefulness to power cable, when using, constitute MPP tubular product after connecting tubular product body 1 and connecting pipe 2 through coupling assembling 3, when ambient temperature changes produce expend with heat or contract with cold, compensation ripple 22 on connecting pipe 2 has played the effect of changing connecting pipe 2 length through flexible, and then has played the effect of offset MPP tubular product length variation, and, the inside slip inner tube 25 of connecting pipe 2 slides in the sliding tray 24 of strengthening inner tube 23, can not receive the influence of connecting pipe 2 length variation when guaranteeing connecting pipe 2 intensity, and then solve MPP tubular product and power cable length mismatch's problem when expend with heat and contract with cold, the potential safety hazard has been eliminated.
In embodiment 2, as shown in fig. 1-4, a threaded seat 302 is symmetrically and fixedly connected to the bottom of a connecting piece 301, an anti-slip bolt 305 is disposed on the top of the connecting piece 301, the anti-slip bolt 305 sequentially penetrates through an anti-slip ring 304, a first flange 11 and a second flange 21, the bottom end of the anti-slip bolt 305 is in threaded connection with the threaded seat 302, the first flange 11 is attached to the outer surface of the second flange 21, and the outer surface of the sliding inner tube 25 is attached to the inner surface wall of the sliding groove 24.
The effect that its whole embodiment 2 reached is, when tubular product body 1 and connecting pipe 2 are connected, earlier with the connecting piece 301 card in the coupling assembling 3 in the outside of first ring flange 11 and second ring flange 21, then fix through anti-skidding bolt 305, when dismouting anti-skidding bolt 305, press down anti-skidding ring 304, loosen anti-skidding ring 304 after the installation is accomplished, the anti-skidding ring 304 is closely laminated with the anti-skidding line on the anti-skidding bolt 305 nut of spring 303 extrusion, thereby the problem that traditional anti-skidding bolt 305 is easy the rotation pine takes off when having avoided vibrations, whole fastness is good, and convenient dismantlement, the unable reuse's of traditional MPP tubular product after the butt fusion problem has been solved, cost and resource have been saved.
Working principle: the pipe body 1 and the connecting pipe 2 in the device are made of MPP materials, and are mainly used for protecting a power cable, when the MPP pipe is formed after the pipe body 1 and the connecting pipe 2 are connected through the connecting component 3, when the environmental temperature changes and expands with heat or contracts with cold, the connecting pipe 2 is stretched or extruded, the compensation corrugation 22 on the connecting pipe 2 plays a role of changing the length of the connecting pipe 2 through expansion and contraction, and further the effect of counteracting the change of the length of the MPP pipe is achieved, the sliding inner pipe 25 inside the connecting pipe 2 slides in the sliding groove 24 of the reinforced inner pipe 23, the influence of the change of the length of the connecting pipe 2 is avoided when the strength of the connecting pipe 2 is ensured, the problem that the MPP pipe is not matched with the length of the power cable when the pipe expands with heat or contracts with cold is solved, the potential safety hazard is eliminated, the connecting piece 301 in the connecting component 3 is clamped outside the first flange 11 and the second flange 21 when the connecting pipe 2 is connected through the anti-slip bolt 305, the anti-slip ring 304 is pressed downwards after the installation is completed, the anti-slip ring 304 is extruded by the spring 304, the anti-slip ring 305 is tightly attached to the anti-slip bolt 305, and the problem of low-slip nut is avoided when the anti-slip nut is completely detached, and the anti-slip problem is solved, and the anti-slip problem is easy to be easily and the problem is easy to be detached.
The present utility model is not limited to the above-mentioned embodiments, and any equivalent embodiments which can be changed or modified by the technical content disclosed above can be applied to other fields, but any simple modification, equivalent changes and modification made to the above-mentioned embodiments according to the technical substance of the present utility model without departing from the technical content of the present utility model still belong to the protection scope of the technical solution of the present utility model.
Claims (6)
1. An MPP power pipe, comprising:
the novel high-strength plastic pipe comprises a pipe body (1) and a connecting pipe (2), wherein the two ends of the pipe body (1) are fixedly connected with first flange plates (11), the two ends of the connecting pipe (2) are fixedly connected with second flange plates (21), a plurality of compensating corrugations (22) are arranged on the outer surface of the connecting pipe (2) at equal intervals, an inner reinforcing pipe (23) is fixedly connected to the inner part of the connecting pipe (2) close to one end, a sliding groove (24) is formed in one end of the inner reinforcing pipe (23), and a sliding inner pipe (25) is fixedly connected to the inner part of the connecting pipe (2) close to the other end;
and the connecting assembly (3) is arranged between the first flange plate (11) and the second flange plate (21).
2. The MPP power pipe of claim 1, wherein: the connecting assembly (3) comprises a connecting piece (301), and the inner part of the connecting piece (301) is attached to the outer surfaces of the first flange plate (11) and the second flange plate (21).
3. The MPP power pipe of claim 2, wherein: the top of connecting piece (301) symmetry fixedly connected with a plurality of springs (303), the top fixedly connected with anti-skidding ring (304) of spring (303).
4. The MPP power pipe of claim 2, wherein: the bottom of connecting piece (301) is symmetrical fixedly connected with screw seat (302), the top of connecting piece (301) is provided with anti-skidding bolt (305).
5. The MPP power tubing of claim 4, wherein: the anti-skid bolt (305) sequentially penetrates through the anti-skid ring (304), the first flange plate (11) and the second flange plate (21), and the bottom end of the anti-skid bolt (305) is in threaded connection with the threaded seat (302).
6. The MPP power pipe of claim 1, wherein: the first flange plate (11) is attached to the outer surface of the second flange plate (21), and the outer surface of the sliding inner tube (25) is attached to the inner surface wall of the sliding groove (24).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320815067.5U CN219697209U (en) | 2023-04-13 | 2023-04-13 | MPP electric power tubular product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320815067.5U CN219697209U (en) | 2023-04-13 | 2023-04-13 | MPP electric power tubular product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219697209U true CN219697209U (en) | 2023-09-15 |
Family
ID=87968214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320815067.5U Active CN219697209U (en) | 2023-04-13 | 2023-04-13 | MPP electric power tubular product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219697209U (en) |
-
2023
- 2023-04-13 CN CN202320815067.5U patent/CN219697209U/en active Active
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