CN112563994A - High-strength MPP power cable protection pipe and manufacturing method - Google Patents

High-strength MPP power cable protection pipe and manufacturing method Download PDF

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Publication number
CN112563994A
CN112563994A CN202011462740.9A CN202011462740A CN112563994A CN 112563994 A CN112563994 A CN 112563994A CN 202011462740 A CN202011462740 A CN 202011462740A CN 112563994 A CN112563994 A CN 112563994A
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CN
China
Prior art keywords
tube
pipe
power cable
mpp power
cable protection
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Pending
Application number
CN202011462740.9A
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Chinese (zh)
Inventor
陈晓平
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Jiangxi Pinggao Electric Appliance Co ltd
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Jiangxi Pinggao Electric Appliance Co ltd
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Priority to CN202011462740.9A priority Critical patent/CN112563994A/en
Publication of CN112563994A publication Critical patent/CN112563994A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02—Details
    • H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B1/00—Layered products having a non-planar shape
    • B32B1/08—Tubular products
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
    • B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
    • B32B17/063—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of rubber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B25/00—Layered products comprising a layer of natural or synthetic rubber
    • B32B25/10—Layered products comprising a layer of natural or synthetic rubber next to a fibrous or filamentary layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B25/00—Layered products comprising a layer of natural or synthetic rubber
    • B32B25/20—Layered products comprising a layer of natural or synthetic rubber comprising silicone rubber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
    • B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G9/00—Installations of electric cables or lines in or on the ground or water
    • H02G9/04—Installations of electric cables or lines in or on the ground or water in surface ducts; Ducts or covers therefor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G9/00—Installations of electric cables or lines in or on the ground or water
    • H02G9/06—Installations of electric cables or lines in or on the ground or water in underground tubes or conduits; Tubes or conduits therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/101—Glass fibres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/206—Insulating

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Laying Of Electric Cables Or Lines Outside (AREA)

Abstract

The invention provides a high-strength MPP power cable protection tube and a manufacturing method thereof, wherein the high-strength MPP power cable protection tube comprises the following components: the inner pipe comprises a connecting sleeve and a cable installation pipe elastically connected with the connecting sleeve; the buffer tube is arranged outside the inner tube and wraps the inner tube, and comprises a first half tube, a second half tube, a clamp and a structure for clamping the first half tube and the second half tube; and the outer tube is arranged outside the buffer tube. The high-strength MPP power cable protection pipe and the manufacturing method thereof provided by the invention effectively increase the protection strength of the traditional MPP power cable protection pipe and improve the protection performance of the internal cable by matching the inner pipe, the buffer pipe, the outer pipe and the elastic connecting component.

Description

High-strength MPP power cable protection pipe and manufacturing method
Technical Field
The invention relates to the technical field of power cables, in particular to a high-strength MPP power cable protection pipe and a manufacturing method thereof.
Background
The power cable protection pipe is a metal protection pipe which is laid on the outer layer of a cable and has certain mechanical strength in order to prevent the cable from being damaged, the cable protection pipe is mainly installed in a section where a communication cable and a power line are crossed, the short-circuit accident caused by the disconnection of the power line is prevented, the communication cable and a steel wire rope are electrified, the cable, a switch and a machine core board are protected, the whole machine is not burnt out, and a certain isolation effect is also realized on the magnetic field interference of the power line
Often need carry out the protection to power cable through the power cable protection pipe when carrying out power cable and laying among the prior art, and then can insert multiunit cable to same power cable protection intraductal when carrying out power cable protection, and this kind then can lead to the influence each other between the cable, secondly also can lead to the mutual friction between the cable and the problem that the damage appears, also can not bear the ability that shock attenuation and resistance to compression are rocked to high strength in the fine reaching in addition.
Disclosure of Invention
In view of the above problems, the present invention is directed to solving the above-described problems. An object of the present invention is to provide a high-strength MPP power cable protection tube and a manufacturing method thereof, which solve the above problems.
A high strength MPP power cable protection tube may include:
the inner pipe comprises a connecting sleeve and a cable installation pipe elastically connected with the connecting sleeve; the buffer tube is arranged outside the inner tube and wraps the inner tube, and comprises a first half tube, a second half tube, a clamp and a structure for clamping the first half tube and the second half tube; and the outer tube is arranged outside the buffer tube.
Preferably, a first axial connecting component is arranged between the connecting sleeve and the cable mounting pipe and between two axially adjacent cable mounting pipes; a circumferential connecting assembly may be included between two circumferentially adjacent cable mounting tubes.
Preferably, the first axial connection assembly may include: a first mounting seat; the first spring is sleeved on the first mounting seat; the second mounting seat is sleeved with the first spring; the circumferential connection assembly may include: the third mounting seat is arranged on the cable mounting pipe; the second spring is sleeved on the third mounting seat, and the other end of the second spring is arranged on the adjacent cable mounting pipe; and the first positioning column is arranged on the adjacent cable installation pipes and sleeved by the second spring.
Preferably, the buffer tube may include a second axial connection assembly including: the fourth mounting seat is arranged on the outer side of the connecting sleeve; one end of the third spring is sleeved in the fourth mounting seat, and the other end of the third spring is arranged on the inner side of the buffer tube; the second positioning column is arranged on the inner side of the buffer tube and sleeved by a third spring.
Preferably, the buffer tube may further comprise: and the connecting plate is hinged with the first half pipe and the second half pipe respectively.
Preferably, the card and structure may include: the first mounting part is arranged on the first half pipe and is of an inverted trapezoidal structure, and a bulge is arranged on the side wall of the first mounting part; the second installation part is arranged on the second half pipe and is of an inverted trapezoidal structure, and the side wall of the second installation part is provided with a groove matched with the protrusion.
Preferably, the outer pipe may include a glass fiber fireproof layer, a silicon rubber waterproof layer, and an outer sheath layer, which are sequentially disposed from inside to outside.
Preferably, the MPP power cable protection pipe with high strength may further include: and the insulating layer is arranged outside the buffer tube.
A manufacturing method of a high-strength MPP power cable protection pipe may include:
s1, installing and fixing two adjacent cable installation pipes in the axial direction through the first axial connection assembly, and installing and fixing the connection sleeve and the cable installation pipes in the axial direction through the first axial connection assembly; two adjacent cable installation pipes are installed and fixed in the circumferential direction through the circumferential connecting assembly, and therefore the inner pipe is formed.
And S2, coating the insulating layer on the outer side of the inner pipe.
S3, coating the buffer tube on the outer side of the inner tube, axially installing and fixing the buffer tube and the inner tube through a second axial connecting component, and simultaneously installing and fixing the first half tube and the second half tube through a clamping structure;
and S4, coating an outer tube outside the buffer tube.
The MPP power cable protection pipe with high strength and the manufacturing method have the following technical effects:
1. this application MPP power cable protection tube of high strength passes through inner tube, buffer tube, outer tube and elastic connection subassembly cooperation and uses, and the protectiveness of inside cable has been improved to the effectual protection dynamics that increases traditional MPP power cable protection tube.
2. This application MPP power cable protection pipe of high strength passes through axial coupling assembling, and circumference coupling assembling makes a plurality of cable installation pipes all have fine elasticity buffering process when any direction receives the extrusion.
3. This application MPP power cable protection tube of high strength makes things convenient for the installation of MPP power cable protection tube through setting up card and structure, and daily fault maintains, improves the installation effectiveness, and reduces the maintenance cost.
Other characteristic features and advantages of the invention will become apparent from the following description of exemplary embodiments, which is to be read in connection with the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention. In the drawings, like reference numerals are used to indicate like elements. The drawings in the following description are directed to some, but not all embodiments of the invention. For a person skilled in the art, other figures can be derived from these figures without inventive effort.
Fig. 1 is a view schematically illustrating the construction of a high strength MPP power cable protection pipe according to the present invention;
FIG. 2 is a schematic view of the inner tube structure of the present invention;
FIG. 3 is a schematic representation of a buffer tube block diagram of the present invention;
fig. 4 exemplarily shows an enlarged view of the position a of the present invention.
In the figure: 100. an inner tube; 101. connecting a sleeve; 102. a cable installation tube; 200. a buffer tube; 201. a first half pipe; 202. a second half pipe; 203. a card and a structure; 300. an outer tube; 103. a first axial connection assembly; 104. a circumferential connection assembly; 10. a first mounting seat; 11. a first spring; 12. a second mounting seat; 20. a third mounting seat; 21. a second spring; 22. a first positioning post; 204. a second axial connection assembly; 30. a fourth mounting seat; 31. a third spring; 32. a second positioning column; 205. a connecting plate; 40. a first mounting portion; 41. a protrusion; 42. a second mounting portion; 43. a groove; 50. a fiberglass fire barrier; 51. a silicon rubber waterproof layer; 52. an outer jacket layer; 400. an insulating layer.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
The high strength MPP power cable protection pipe and the method for manufacturing the same will be described in detail with reference to the accompanying drawings and examples.
Example 1
As shown in fig. 1 to 4, an object of the present invention is to provide a high strength MPP power cable protection tube and a method for manufacturing the same, which may include:
an inner tube 100 including a joint sleeve 101 and a cable installation tube 102 elastically connected to the joint sleeve 101; the buffer tube 200 is arranged outside the inner tube 100 and wraps the inner tube 100, and the buffer tube 200 comprises a first half tube 201, a second half tube 202 and a clamp and structure 203 for clamping the first half tube 201 and the second half tube 202; an outer tube 300 disposed outside of the buffer tube 200. Through inner tube 100, buffer tube 200, outer tube 300 and the cooperation of elastic connection subassembly use, the protection dynamics of effectual increase traditional MPP power protection pipe has improved the protectiveness of inside cable.
Example 2
Other conditions are the same as those of embodiment 1, wherein a first axial connecting assembly 103 may be included between the connecting sleeve 101 and the cable mounting tubes 102 and between two axially adjacent cable mounting tubes 102; a circumferential connection assembly 104 may be included between two circumferentially adjacent cable mounting tubes 102. Through axial connection assembly 103, circumferential connection assembly 104 makes a plurality of cable installation pipes all have fine elasticity buffering process when receiving the extrusion in any direction.
Example 3
Other conditions are the same as embodiment 2, in order to improve the buffering capacity, wherein the first axial connecting assembly 103 may include: a first mount 10; the first spring 11 is sleeved on the first mounting seat 10; a second mounting seat 12, which is sleeved with the first spring 11; the circumferential connection assembly 104 may include: a third mounting seat 20 provided on the cable mounting tube 102; the second spring 21 is sleeved on the third mounting seat 20, and the other end of the second spring is arranged on the adjacent cable mounting tube 102; the first positioning column 22 is disposed on the adjacent cable installation tube 102 and is sleeved by the second spring 21.
Example 4
Otherwise, as in example 1, in order to improve the buffering capacity, the buffer tube 200 may include a second axial connection component 204, and the second axial connection component 204 includes: a fourth mounting seat 30 disposed outside the connection sleeve 101; a third spring 31, one end of which is sleeved in the fourth mounting seat 30 and the other end of which is arranged at the inner side of the buffer tube 200; the second positioning column 32 is disposed inside the buffer tube 200 and sleeved by the third spring 31.
Example 5
Other conditions are the same as in embodiment 1, wherein the buffer tube 200 may further include: and the connecting plate 205 is hinged with the first half pipe 201 and the second half pipe 202 respectively. The connecting plate 205 is hinged with the first half pipe 201 and the second half pipe 202, so that daily installation is facilitated.
Example 6
Other conditions are the same as embodiment 1, in which the card and structure 203 may include: the first mounting part 40 is arranged on the first half pipe 201 and is of an inverted trapezoidal structure, and a bulge 41 is arranged on the side wall of the first mounting part; and the second mounting part 42 is arranged on the second half pipe 202 and has an inverted trapezoidal structure, and the side wall of the second mounting part is provided with a groove 43 matched with the protrusion 41. Through setting up card and structure 203, make things convenient for MPP power cable protection tube's installation, and daily fault maintenance, improve the installation effectiveness, and reduce the maintenance cost.
Example 7
The other conditions are the same as those of embodiment 1, wherein the outer tube 300 may include a glass fiber fireproof layer 50, a silicon rubber waterproof layer 51, and an outer sheath layer 52, which are sequentially disposed from the inside to the outside. The waterproof and fireproof capabilities can be effectively improved through the glass fiber fireproof layer 50 and the silicon rubber waterproof layer 51.
Example 8
Other conditions are the same as embodiment 1, wherein the MPP power cable protection tube with high strength may further include: an insulating layer 400 is disposed outside the buffer tube 200. By providing the insulating layer 400, leakage protection of the device is improved
A manufacturing method of a high-strength MPP power cable protection pipe may include:
s1, axially fixing the two adjacent cable installation pipes 102 through the first axial connection assembly 103, and axially fixing the connection sleeve 101 and the cable installation pipe 102 through the first axial connection assembly 103; two adjacent cable installation pipes 102 are installed and fixed in the circumferential direction by a circumferential connection assembly 104, thereby forming the inner pipe 100.
S2, the insulating layer 400 is coated outside the inner tube 100.
S3, coating the buffer tube 200 outside the inner tube 100, fixing the buffer tube 200 and the inner tube 100 in the axial direction by the second axial connecting member 204, and fixing the first half-tube 201 and the second half-tube 202 by the clip structure 203;
s4, the buffer tube 200 is covered with an outer tube 300.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such article or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of additional like elements in the article or device comprising the element.
The above embodiments are merely to illustrate the technical solutions of the present invention and not to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments. It will be understood by those skilled in the art that various modifications and equivalent arrangements may be made without departing from the spirit and scope of the present invention and it should be understood that the present invention is to be covered by the appended claims.

Claims (9)

1. The utility model provides a MPP power cable protection pipe of high strength which characterized in that includes:
an inner tube (100) including a connection sleeve (101) and a cable installation tube (102) elastically connected to the connection sleeve (101);
a buffer tube (200) arranged outside the inner tube (100) and wrapping the inner tube (100), wherein the buffer tube (200) comprises a first half-tube (201), a second half-tube (202), and a clamp and structure (203) for clamping the first half-tube (201) and the second half-tube (202);
an outer tube (300) disposed outside the buffer tube (200).
2. The MPP power cable protection tube with high strength of claim 1,
a first axial connecting component (103) is arranged between the connecting sleeve (101) and the cable installation pipe (102) and between two axially adjacent cable installation pipes (102);
a circumferential connecting assembly (104) is arranged between two circumferentially adjacent cable installation pipes (102).
3. The MPP power cable protection tube with high strength of claim 2,
the first axial connection assembly (103) comprises:
a first mounting seat (10);
the first spring (11) is sleeved on the first mounting seat (10);
the second mounting seat (12) is sleeved with the first spring (11);
the circumferential connection assembly (104) comprises:
a third mounting seat (20) provided on the cable mounting tube (102);
the second spring (21) is sleeved on the third mounting seat (20), and the other end of the second spring is arranged on the adjacent cable mounting pipe (102);
and the first positioning column (22) is arranged on the adjacent cable installation pipe (102) and sleeved by the second spring (21).
4. The MPP power cable protection tube with high strength of claim 1, wherein the buffer tube (200) comprises a second axial connection assembly (204), the second axial connection assembly (204) comprising:
a fourth mounting seat (30) arranged outside the connecting sleeve (101);
a third spring (31) with one end sleeved in the fourth mounting seat (30) and the other end arranged at the inner side of the buffer tube (200);
and the second positioning column (32) is arranged on the inner side of the buffer tube (200) and sleeved by the third spring (31).
5. The MPP power cable protection tube with high strength of claim 1, wherein the buffer tube (200) further comprises:
and the connecting plate (205) is hinged with the first half pipe (201) and the second half pipe (202) respectively.
6. The MPP power cable protection tube with high strength of claim 1, wherein the clip and structure (203) comprises:
the first mounting part (40) is arranged on the first half pipe (201) and is of an inverted trapezoidal structure, and a bulge (41) is arranged on the side wall of the first mounting part;
and the second mounting part (42) is arranged on the second half pipe (202) and is of an inverted trapezoidal structure, and a groove (43) matched with the protrusion (41) is formed in the side wall of the second mounting part.
7. The MPP power cable protection tube with high strength according to claim 1, wherein the outer tube (300) comprises a glass fiber fireproof layer (50), a silicon rubber waterproof layer (51) and an outer sheath layer (52) which are sequentially arranged from inside to outside.
8. The MPP power cable protection high strength tube of claim 1, further comprising:
an insulating layer (400) disposed outside the buffer tube (200).
9. A manufacturing method of a high-strength MPP power cable protection pipe is characterized by comprising the following steps: the method comprises the following steps:
s1, two adjacent cable installation pipes (102) are axially installed and fixed through a first axial connection assembly (103), and meanwhile, a connection sleeve (101) and the cable installation pipes (102) are axially installed and fixed through the first axial connection assembly (103); two adjacent cable installation pipes (102) are installed and fixed in the circumferential direction through a circumferential connection assembly (104), so that an inner pipe (100) is formed;
s2, coating the insulating layer (400) on the outer side of the inner pipe (100);
s3, coating the buffer tube (200) outside the inner tube (100), installing and fixing the buffer tube (200) and the inner tube (100) in the axial direction through a second axial connecting component (204), and installing and fixing the first half tube (201) and the second half tube (202) through a clamping structure (203);
s4, the outer tube (300) is coated outside the buffer tube (200).
CN202011462740.9A 2020-12-11 2020-12-11 High-strength MPP power cable protection pipe and manufacturing method Pending CN112563994A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011462740.9A CN112563994A (en) 2020-12-11 2020-12-11 High-strength MPP power cable protection pipe and manufacturing method

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Application Number Priority Date Filing Date Title
CN202011462740.9A CN112563994A (en) 2020-12-11 2020-12-11 High-strength MPP power cable protection pipe and manufacturing method

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CN112563994A true CN112563994A (en) 2021-03-26

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113339452A (en) * 2021-05-28 2021-09-03 泸州宏兴电气有限公司 Communication optical cable protector

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CN208571553U (en) * 2018-07-26 2019-03-01 甘肃远东城市管道有限责任公司 Mpp composite electric, cable protection pipe
CN209029851U (en) * 2018-11-02 2019-06-25 杭州中能管业有限公司 A kind of PE power cable protecting pipe easily connected
CN209250205U (en) * 2018-12-04 2019-08-13 天津欧立德石油装备有限公司 Break-proof protecting device at a kind of cable connector
CN209913418U (en) * 2019-06-19 2020-01-07 广西崇左东宏科技有限公司 Heat-insulating weather-proof power cable protection pipe
CN210838794U (en) * 2019-12-17 2020-06-23 成都大通道管业有限公司 CPVC power cable pipeline with it is insulating to prevent static
CN111525471A (en) * 2019-02-01 2020-08-11 扬州市鸿信线路器材有限公司 MPP cable protection pipe that barrier propterty is good
CN211404703U (en) * 2020-01-14 2020-09-01 西安航天思普电子科技有限公司 Bending-resistant radio frequency coaxial cable

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN206236465U (en) * 2016-12-21 2017-06-09 安徽蒙特尔电缆集团有限公司 A kind of anti-extrusion cable of high resiliency
CN208571553U (en) * 2018-07-26 2019-03-01 甘肃远东城市管道有限责任公司 Mpp composite electric, cable protection pipe
CN209029851U (en) * 2018-11-02 2019-06-25 杭州中能管业有限公司 A kind of PE power cable protecting pipe easily connected
CN209250205U (en) * 2018-12-04 2019-08-13 天津欧立德石油装备有限公司 Break-proof protecting device at a kind of cable connector
CN111525471A (en) * 2019-02-01 2020-08-11 扬州市鸿信线路器材有限公司 MPP cable protection pipe that barrier propterty is good
CN209913418U (en) * 2019-06-19 2020-01-07 广西崇左东宏科技有限公司 Heat-insulating weather-proof power cable protection pipe
CN210838794U (en) * 2019-12-17 2020-06-23 成都大通道管业有限公司 CPVC power cable pipeline with it is insulating to prevent static
CN211404703U (en) * 2020-01-14 2020-09-01 西安航天思普电子科技有限公司 Bending-resistant radio frequency coaxial cable

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113339452A (en) * 2021-05-28 2021-09-03 泸州宏兴电气有限公司 Communication optical cable protector
CN113339452B (en) * 2021-05-28 2022-06-21 泸州宏兴电气有限公司 Communication optical cable protector

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