CN216215650U - MPP power cable protection tube - Google Patents
MPP power cable protection tube Download PDFInfo
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- CN216215650U CN216215650U CN202122751271.9U CN202122751271U CN216215650U CN 216215650 U CN216215650 U CN 216215650U CN 202122751271 U CN202122751271 U CN 202122751271U CN 216215650 U CN216215650 U CN 216215650U
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- 238000009434 installation Methods 0.000 claims abstract description 18
- 230000001681 protective effect Effects 0.000 claims description 28
- 230000006978 adaptation Effects 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 6
- 238000009412 basement excavation Methods 0.000 description 3
- 239000004743 Polypropylene Substances 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000004594 Masterbatch (MB) Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses an MPP power cable protection tube in the technical field of cable protection tubes, which comprises a first protection tube, the right end of the first protection pipe is abutted with a second protection pipe with the same size as the first protection pipe, the outer surfaces of the opposite sides of the first protection pipe and the second protection pipe are connected with a first hollow block together, the first hollow block is provided with an opening matched with the first protection pipe or the second protection pipe, the upper side and the lower side of the outer surface of the first hollow block are fixedly inserted with the second hollow block positioned in the first hollow block, a pressing mechanism is arranged in the second hollow block, fixing grooves which are opposite to the second hollow block are arranged on the outer surfaces of the first protection pipe and the second protection pipe, an installation mechanism connected with the pressing mechanism is arranged in the fixing grooves, through setting up pressing means and installation mechanism, be convenient for the dismantlement and the installation between first protection tube and the second protection tube.
Description
Technical Field
The utility model relates to the technical field of cable protection pipes, in particular to an MPP power cable protection pipe.
Background
MPP power cable protection pipe is also known as MPP power pipe, its raw and other materials use PP powder (modified polypropylene) as main masterbatch, MPP power pipe divide into common type and strenghthened type, the strenghthened type is divided into excavation pipe and non-excavation pipe again, so-called MPP non-excavation pipe is also called MPP push pipe, MPP torr pipe, MPP traction tube, MPP power pipe has the characteristics of high temperature resistance, external pressure resistance, be applicable to high-tension transmission line cable calandria more than 10KV, current MPP power cable protection pipe is inconvenient dismantlement and installation in the installation, thereby inconvenient later stage maintainer overhauls and maintains work to it, increase maintainer's the construction degree of difficulty, in order to be convenient for the dismantlement and the installation of MPP power cable protection pipe, for this reason, we provide an MPP power cable protection pipe.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to an MPP power cable protection tube to solve the above problems in the prior art.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a MPP power cable protection tube, includes first protective tube, the right-hand member butt of first protective tube is equipped with the second protective tube the same rather than the size, the external surface of the relative one side of first protective tube and second protective tube is connected with first hollow block jointly, set up the trompil with first protective tube or second protective tube looks adaptation on the first hollow block, the upper and lower both sides of first hollow block external surface are all fixed to be pegged graft and are located the hollow block of the inside second of first hollow block, the installation is equipped with pressing mechanism in the hollow block of second, the external surface of first protective tube and second protective tube is all seted up the fixed slot that is relative with the hollow block of second, the installation is equipped with the installation mechanism that is connected with pressing mechanism in the fixed slot.
Further, installation mechanism includes the live spring, the live spring installation is located the fixed slot and keeps away from a side end of the hollow piece of second, a side end that the live spring is close to the hollow piece of second is connected with first slider, first slider and fixed slot looks adaptation, just the inner wall sliding connection of first slider and fixed slot, a side end that the live spring was kept away from to first slider is connected with the stopper, a side end that the fixed slot was kept away from to the stopper slides and runs through the hollow piece of second, set up the spacing groove with stopper looks adaptation on the hollow piece of second.
Further, the front of stopper is isosceles trapezoid, the stopper is close to the hollow piece of second one side length and is greater than the hollow piece of second to the distance of trompil.
Further, pressing mechanism includes the depression bar, the depression bar butt is located a side end that the stopper kept away from first slider, a side end that the stopper was kept away from to the depression bar slides and runs through the hollow block of second and partly extends the outside that is located first hollow block, the fixed cover in external surface of depression bar has connect the second slider, the inside looks adaptation of the hollow block of second slider and second, just the inner wall sliding connection of the hollow block of second slider and second, a side end that the stopper was kept away from to the second slider is connected with the movable sleeve and locates the reset spring on the depression bar external surface, reset spring's the other end is connected with the inner wall of the hollow block of second.
Furthermore, the pressing rod and the second sliding block are in a cross shape, and one side end, close to the inside of the first hollow block, of the pressing rod in the original state and one side end, close to the inside of the first hollow block, of the limiting groove are on the same horizontal line.
Further, the joint of depression bar, first hollow block and the hollow block front end of second runs through jointly and is connected with the fixed pin, all set up the fixed orifices with fixed pin looks adaptation on depression bar, first hollow block and the hollow block of second are the rectangular block.
Further, the same cushion rubber pad is arranged on the inner walls of the first protection pipe and the second protection pipe, the cushion rubber pad is matched with the first protection pipe or the second protection pipe, and mounting holes are formed in the cushion rubber pad.
Compared with the prior art, the utility model has the beneficial effects that:
1. through arranging the pressing mechanism and the mounting mechanism, two limit blocks on the first protection pipe are pressed towards the direction of the fixed groove at the same time until the limit blocks are positioned in the fixed groove, so that two first slide blocks can be driven to slide relatively, wherein two movable springs are compressed, the first protection pipe is inserted into one of the open holes on the first hollow block in a sliding manner, when the two limit blocks are moved to the position of the limit groove corresponding to the two limit blocks, the limit blocks are moved towards the direction of the limit groove under the elastic action of the movable springs, so that the limit blocks can be clamped in the limit grooves, namely, the first protection pipe can be mounted inside the first hollow block, the second protection pipe is mounted inside the first hollow block through the same method, so that the first protection pipe and the second protection pipe can be mounted together, wherein when the limit blocks are inserted into the limit grooves in a sliding manner, the pressure rod can be driven to move towards the outside of the first hollow block, thereby can drive the second slider and slide in the hollow piece of second to the direction of keeping away from the spacing groove, thereby can make reset spring between second slider and the hollow piece of second compressed, through pressing the depression bar to the direction of spacing groove, can extrude the spacing groove with the stopper, can take first protective tube or second protection tube out from first hollow piece, be convenient for dismantle and the installation between first protective tube and the second protection tube, through setting up fixed pin and fixed orifices, be convenient for with the rigidity of depression bar, be favorable to improving the depression bar by the steadiness after the stopper extrusion.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view showing the internal structure of a first hollow block according to the present invention;
FIG. 3 is an enlarged schematic view of FIG. 1 at A;
FIG. 4 is an enlarged view of the structure of FIG. 2 at B according to the present invention;
fig. 5 is a schematic sectional structure view of a first hollow block of the utility model;
FIG. 6 is a schematic cross-sectional view of the first protective tube or the second protective tube according to the present invention;
in the figure: 1. a first protective tube; 2. a second protection tube; 3. a first hollow block; 4. opening a hole; 5. a second hollow block; 6. a pressing mechanism; 61. a pressure lever; 62. a second slider; 63. a return spring; 7. fixing grooves; 8. an installation mechanism; 81. a movable spring; 82. a first slider; 83. a limiting block; 84. a limiting groove; 9. a fixing pin; 10. a fixing hole; 11. a cushion rubber pad; 12. and (7) installing holes.
Detailed Description
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 only a part of the embodiments of the present invention, and not all of the embodiments. 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.
Example 1
Please refer to fig. 1-5, an MPP power cable protection tube comprises a first protection tube 1, a second protection tube 2 with the same size is arranged on the right end of the first protection tube 1 in an abutting mode, a first hollow block 3 is connected to the outer surface of one side, opposite to the first protection tube 1 and the second protection tube 2, an opening 4 matched with the first protection tube 1 or the second protection tube 2 is formed in the first hollow block 3, second hollow blocks 5 located in the first hollow block 3 are fixedly inserted into the upper side and the lower side of the outer surface of the first hollow block 3, the four second hollow blocks 5 are opposite to each other in pairs, one side end, opposite to the four second hollow blocks 5, of each hollow block 5 is located in the first hollow block 3, one side end, far away from the four second hollow blocks 5, of each hollow block is flush with the outer surface of the first hollow block 3, a pressing mechanism 6 is arranged in each hollow block 5, and a pressing mechanism 6 is arranged on the outer surfaces of the first protection tube 1 and the second protection tube 2 The fixing groove 7 is a circular groove, and an installation mechanism 8 connected with the pressing mechanism 6 is installed in the fixing groove 7.
Referring to fig. 3-4, the mounting mechanism 8 includes a movable spring 81, the movable spring 81 is mounted at a side end of the fixing groove 7 far from the second hollow block 5, a first sliding block 82 is connected to a side end of the movable spring 81 near the second hollow block 5, the first sliding block 82 is adapted to the fixing groove 7, the first sliding block 82 is slidably connected to an inner wall of the fixing groove 7, a limit block 83 is connected to a side end of the first sliding block 82 far from the movable spring 81, the first sliding block 82 is a circular sliding block, top and bottom surfaces of the limit block 83 are circular, a diameter of the limit block 83 near the first sliding block 82 is smaller than a diameter of the first sliding block 82, by providing the movable spring 81, the first sliding block 82 and the limit block 83, the elastic action of the movable spring 81 is used for driving the limit block 83 to be rapidly reset, and by the sliding action between the first sliding block 82 and the fixing groove 7, the stability of the limit block 83 during movement is improved, the using effect of the limiting block 83 is improved, one side end, far away from the fixing groove 7, of the limiting block 83 penetrates through the second hollow block 5 in a sliding mode, a limiting groove 84 matched with the limiting block 83 is formed in the second hollow block 5, the first protection pipe 1 or the second protection pipe 2 can be conveniently installed inside the first hollow block 3 through the limiting groove 84 and the clamping effect between the limiting block 83 and the limiting groove 84, the front face of the limiting block 83 is in an isosceles trapezoid shape, the length, close to one side of the second hollow block 5, of the limiting block 83 is larger than the distance from the second hollow block 5 to the opening 4, when the limiting block 83 is separated from the limiting groove 84, the limiting block 83 can be kept in a state of being compressed inside the fixing groove 7, the first protection pipe 1 or the second protection pipe 2 can be conveniently and smoothly extracted from the inside of the first hollow block 3, wherein when the first protection pipe 1 or the second protection pipe 2 needs to be extracted, the limiting groove 84 is firstly extruded and separated from the limiting groove 84 through the pressing rod 61, when one side end of the press rod 61 is flush with the outer surface of the first hollow block 3, the limit block 83 is pressed to the inside of the fixing groove 7, at this time, the first protection tube 1 or the second protection tube 2 can be pulled out only by keeping the press rod 61 in a manually pressed state, the press rod 61 can be known by looking at the explanation content in the following description, the joint of the press rod 61, the front ends of the first hollow block 3 and the second hollow block 5 is commonly connected with a fixing pin 9 in a penetrating way, the press rod 61, the first hollow block 3 and the second hollow block 5 are all provided with fixing holes 10 matched with the fixing pin 9, by arranging the fixing pin 9 and the fixing hole 10, the fixing pin 9 is sequentially inserted into the first hollow block 3, the second hollow block 5 and the fixing holes 10 on the press rod 61, the state of the press rod 61 pressed by the limit block 83 can be fixed, and the press rod 61 is prevented from moving towards the inside of the second hollow block 5 due to the external pressure, the stability of the connection between the stopper 83 and the stopper groove 84 is affected, and the first hollow block 3 and the second hollow block 5 are both rectangular blocks.
Referring to fig. 3-5, the pressing mechanism 6 includes a pressing rod 61, the pressing rod 61 is abutted to a side end of the limiting block 83 far from the first sliding block 82, a side end of the pressing rod 61 far from the limiting block 83 slides through the second hollow block 5 and a part of the pressing rod extends to the outside of the first hollow block 3, a second sliding block 62 is fixedly sleeved on the outer surface of the pressing rod 61, a fixing hole matched with the pressing rod 61 is formed in the second sliding block 62, the second sliding block 62 is matched with the inside of the second hollow block 5, the second sliding block 62 is slidably connected with the inner wall of the second hollow block 5, by arranging the second sliding block 62, the stability of the pressing rod 61 during movement is improved by the sliding action between the second sliding block 62 and the second hollow block 5, a return spring 63 movably sleeved on the outer surface of the pressing rod 61 is connected to a side end of the second sliding block 62 far from the limiting block 83, and the other end of the return spring 63 is connected with the inner wall of the second hollow block 5, through setting up reset spring 63, through reset spring 63's elastic action, the second slider 62 of being convenient for resets fast, and convenient next time uses, is the cross between depression bar 61 and the second slider 62, and depression bar 61 under the original condition is close to the inside one side end of first hollow block 3 and a side end that spacing groove 84 is close to first hollow block 3 inside on same water flat line, and depression bar 61 has sufficient use length can break away from spacing groove 84 with stopper 83 extrusion.
Example 2
Increase cushion rubber pad 11 and mounting hole 12 on embodiment 1's basis, please refer to fig. 6, the same cushion rubber pad 11 has all been installed to the inner wall of first protection tube 1 and second protection tube 2, cushion rubber pad 11 and first protection tube 1 or second protection tube 2 looks adaptation, mounting hole 12 has been seted up in cushion rubber pad 11, through setting up cushion rubber pad 11, can improve the shock-absorbing capacity of first protection tube 1 and second protection tube 2 through cushion rubber pad 11, be favorable to improving the stability of MPP power cable when first protection tube 1 or second protection tube 2 is inside, through setting up mounting hole 12, can install MPP power cable in the inside of first protection tube 1 or second protection tube 2.
The working principle is as follows: when the protective device is used, one end of the first protective tube 1 is inserted into the opening 4 on the left side of the first hollow block 3 in a sliding manner, then the two limit blocks 83 on the first protective tube 1 are manually pressed towards the direction of the fixed groove 7 at the same time until the limit blocks 83 are positioned in the fixed groove 7, so that the two first sliding blocks 82 can be driven to slide relatively, wherein the two movable springs 81 are compressed, the stability of the limit blocks 83 in movement is improved through the sliding action between the first sliding blocks 82 and the fixed groove 7, at the moment, the sliding state of the first protective tube 1 towards the inside of the first hollow block 3 is kept, when the two limit blocks 83 are moved to the positions of the limit grooves 84 corresponding to the two limit blocks 83, the limit blocks 83 are moved towards the direction of the limit grooves 84 under the elastic action of the movable springs 81, so that the limit blocks 83 are clamped in the limit grooves 84, and the first protective tube 1 can be installed inside the first hollow block 3, the position of the press rod 61 is fixed by the fixing pin 9, the stability of the press rod 61 after being extruded by the limit block 83 is favorably improved by arranging the fixing pin 9, wherein when the limit block 83 is inserted into the limit groove 84 in a sliding manner, the press rod 61 can be driven to move towards the outside of the first hollow block 3, so that the second slider 62 can be driven to slide in the direction away from the limit groove 84 in the second hollow block 5, the return spring 63 between the second slider 62 and the second hollow block 5 can be compressed, the stability of the press rod 61 during movement is favorably improved by the sliding action between the second slider 62 and the second hollow block 5, the second protection pipe 2 is arranged at the right end inside the first hollow block 3 by the same method, the first protection pipe 1 and the second protection pipe 2 can be arranged together, the limit block 83 can be extruded out of the limit groove 84 by pressing the press rod 61 towards the limit groove 84, can take out first protective tube 1 or second protective tube 2 from first hollow block 3 in, be convenient for first protective tube 1 and the second protective tube 2 between dismantlement and the installation.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a MPP power cable protection pipe, includes first protective tube (1), its characterized in that: the right end of the first protection pipe (1) is connected with a second protection pipe (2) with the same size, the outer surfaces of the opposite sides of the first protection pipe (1) and the second protection pipe (2) are connected with a first hollow block (3) together, the first hollow block (3) is provided with an opening (4) matched with the first protection pipe (1) or the second protection pipe (2), the upper side and the lower side of the outer surface of the first hollow block (3) are fixedly inserted with a second hollow block (5) positioned in the first hollow block (3), a pressing mechanism (6) is arranged in the second hollow block (5), fixing grooves (7) opposite to the second hollow block (5) are formed in the outer surfaces of the first protection pipe (1) and the second protection pipe (2), an installation mechanism (8) connected with the pressing mechanism (6) is installed in the fixing groove (7).
2. The MPP power cable protection tube of claim 1, wherein: installation mechanism (8) are including activity spring (81), activity spring (81) installation is located fixed slot (7) and keeps away from a side end of the hollow piece of second (5), one side end that activity spring (81) are close to the hollow piece of second (5) is connected with first slider (82), first slider (82) and fixed slot (7) looks adaptation, just first slider (82) and the inner wall sliding connection of fixed slot (7), one side end that activity spring (81) were kept away from in first slider (82) is connected with stopper (83), one side end that fixed slot (7) were kept away from in stopper (83) slides and runs through the hollow piece of second (5), set up spacing groove (84) with stopper (83) looks adaptation on the hollow piece of second (5).
3. The MPP power cable protection tube of claim 2, wherein: the front of stopper (83) is isosceles trapezoid, stopper (83) are close to the hollow piece of second (5) one side length and are greater than the hollow piece of second (5) to the distance of trompil (4).
4. The MPP power cable protection tube of claim 3, wherein: pressing means (6) include depression bar (61), depression bar (61) butt is located stopper (83) and keeps away from one side end of first slider (82), one side end that stopper (83) were kept away from in depression bar (61) slides and runs through the outside that hollow block (5) of second and partly extend and be located first hollow block (3), the outside fixed surface of depression bar (61) has cup jointed second slider (62), the inside looks adaptation of the hollow block (5) of second slider (62) and second, just inner wall sliding connection of the hollow block (5) of second slider (62) and second, one side end that stopper (83) were kept away from in second slider (62) is connected with movable sleeve and locates reset spring (63) on depression bar (61) external surface, the other end of reset spring (63) is connected with the inner wall of the hollow block (5) of second.
5. The MPP power cable protection tube of claim 4, wherein: the cross-shaped space is formed between the pressing rod (61) and the second sliding block (62), and one side end, close to the inside of the first hollow block (3), of the pressing rod (61) in the original state and one side end, close to the inside of the first hollow block (3), of the limiting groove (84) are on the same horizontal line.
6. The MPP power cable protection tube of claim 5, wherein: the utility model discloses a hollow block of depression bar (61), first hollow block (3) and second hollow block (5) front end's junction runs through jointly and is connected with fixed pin (9), all offer on depression bar (61), first hollow block (3) and the hollow block of second (5) with fixed pin (9) looks adaptation fixed orifices (10), first hollow block (3) and the hollow block of second (5) are the rectangular block.
7. The MPP power cable protection tube of claim 1, wherein: the inner wall of first protective tube (1) and second protective tube (2) all installs and is equipped with same cushion rubber pad (11), cushion rubber pad (11) and first protective tube (1) or second protective tube (2) looks adaptation, seted up mounting hole (12) in cushion rubber pad (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122751271.9U CN216215650U (en) | 2021-11-11 | 2021-11-11 | MPP power cable protection tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122751271.9U CN216215650U (en) | 2021-11-11 | 2021-11-11 | MPP power cable protection tube |
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| Publication Number | Publication Date |
|---|---|
| CN216215650U true CN216215650U (en) | 2022-04-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122751271.9U Active CN216215650U (en) | 2021-11-11 | 2021-11-11 | MPP power cable protection tube |
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| Country | Link |
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| CN (1) | CN216215650U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118074028A (en) * | 2024-02-22 | 2024-05-24 | 江苏法斯特电力科技有限公司 | A power cable protection tube and its connection assembly |
-
2021
- 2021-11-11 CN CN202122751271.9U patent/CN216215650U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118074028A (en) * | 2024-02-22 | 2024-05-24 | 江苏法斯特电力科技有限公司 | A power cable protection tube and its connection assembly |
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