CN209929014U - Medium-voltage power cable convenient to overhaul - Google Patents
Medium-voltage power cable convenient to overhaul Download PDFInfo
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- CN209929014U CN209929014U CN201921141081.1U CN201921141081U CN209929014U CN 209929014 U CN209929014 U CN 209929014U CN 201921141081 U CN201921141081 U CN 201921141081U CN 209929014 U CN209929014 U CN 209929014U
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- fixture block
- outer jacket
- power cable
- overhaul
- cable
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Abstract
The utility model belongs to the technical field of medium voltage cable, especially, medium voltage power cable convenient to overhaul is integrated the setting to current medium voltage power cable's outer jacket, leads to the cable conductor of parcel in it can not carry out convenient maintenance, in case certain cable damage also changes inconvenient shortcoming, and provides following scheme, and it includes the outer jacket, is equipped with a plurality of cable conductors in the outer jacket, the outer jacket is the opening setting, and the opening part fixed mounting of outer jacket has left fixture block and right fixture block, and one side that left side fixture block and right fixture block are close to each other is equipped with constant head tank and locating piece respectively, and one side of locating piece extends to in the constant head tank. The utility model discloses simple structure, middling pressure power cable's outer jacket is the opening setting, upwards stirs L type pole, can break right fixture block and apron separation, breaks the outer jacket off with the fingers and thumb, exposes inside cable conductor, and convenient to overhaul and the change of cable conductor, during the installation, can automatic fixation, convenient to use behind the apron lock.
Description
Technical Field
The utility model relates to a medium voltage cable technical field especially relates to a medium voltage power cable convenient to overhaul.
Background
The medium-voltage power cable is mostly insulated by adopting crosslinked polyethylene, the common crosslinked polyethylene insulated cable is damaged by mechanical stress or external force during laying and running, or the cable runs for a long time in a humid and watery environment, external moisture can be caused to permeate into the cable, the opportunity of forming a water tree under the action of an electric field is greatly increased, the water tree branches are converted into permanent electric tree branches under the action of the electric field, and insulation breakdown is caused in a short time.
The patent with publication number CN204117659U discloses an environment-friendly water tree resistant water blocking medium voltage power cable, which sequentially comprises a water blocking conductor, a conductor shielding layer, a water tree resistant crosslinked polyethylene insulating layer, an insulating shielding layer, a first semi-conductive water blocking tape wrapping layer, a metal shielding layer, a first semi-conductive water blocking tape wrapping layer, a split-phase inner protective layer, a filling layer, an insulating water blocking tape layer and an outer protective layer from inside to outside, and has excellent radial and longitudinal water blocking performance.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving and having the outer jacket of middling pressure power cable among the prior art and be the integration setting, lead to the cable conductor of its interior parcel can not carry out convenient maintenance, in case certain cable damage also changes inconvenient shortcoming, and the middling pressure power cable of a convenient to overhaul that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a medium-voltage power cable convenient to overhaul comprises an outer protection layer, wherein a plurality of cables are arranged in the outer protection layer, the outer protection layer is provided with an opening, a left clamping block and a right clamping block are fixedly mounted at the opening of the outer protection layer, one side, close to each other, of the left clamping block and the right clamping block is respectively provided with a positioning groove and a positioning block, one side of the positioning block extends into the positioning groove, a hinged seat is fixedly mounted at the top side of the left clamping block, a cover plate is rotatably mounted on the hinged seat, an inserting rod is fixedly mounted at the bottom side of the cover plate, a slot is formed in the top side of the right clamping block, the bottom end of the inserting rod extends into the slot and is fixedly provided with a trapezoidal block, moving rods movably mounted on the inner wall of one side of the slot are arranged at two sides of the inserting rod, a triangular block positioned above the trapezoidal block is fixedly mounted at one side, the outer jacket of medium voltage power cable sets up for the opening, stirs L type pole upwards, can separate right fixture block and apron, breaks the outer jacket off with the fingers and thumb, exposes inside cable conductor, the change of convenient to overhaul and cable conductor.
Preferably, an L-shaped hole is formed in the inner wall of the bottom side of the slot, an L-shaped rod is movably mounted in the L-shaped hole, a top plate is fixedly mounted at the top end of the L-shaped rod, push-pull rods are rotatably mounted at the bottom ends of the two moving rods, the bottom ends of the two push-pull rods extend into the L-shaped hole and are rotatably mounted on the top side of the top plate, and the L-shaped rod can be released from fixation by pressing and shifting the L-shaped rod.
Preferably, the bottom end of the L-shaped rod extends to the outside of the L-shaped hole and is fixedly provided with a handle, the top side of the L-shaped rod is provided with a movable hole along the vertical direction, a fixed rod is slidably arranged in the movable hole, and two ends of the fixed rod are respectively fixedly arranged on the top side and the bottom side inner wall of the L-shaped hole, so that the L-shaped rod is limited and the top plate is limited.
Preferably, the slide opening has all been seted up to one side that two carriage release levers are close to each other, and fixed mounting has same slide bar on the both sides inner wall of slot, and two slide openings are run through respectively at the both ends of slide bar, and the equal fixed mounting in one side that two carriage release levers kept away from each other has the one end of spring, and the one end that two springs kept away from each other is fixed mounting respectively on the both sides inner wall of slot, and is spacing to the carriage release lever, and the spring sets up to do benefit to the automatic fixation.
Preferably, the cable conductor includes the sinle silk, and the outside of sinle silk is equipped with internal shield layer, insulating layer, external shield layer and metal shielding layer in proper order.
Compared with the prior art, the beneficial effects of the utility model are that:
the outer protective layer of the medium-voltage power cable is arranged in an opening, the trapezoidal block is fixed in the slot by the two triangular blocks after the left clamping block and the right clamping block are positioned, the cover plate, the left clamping block and the right clamping block are fixed together, and the joint of the left clamping block and the right clamping block can be sealed and protected by the cover plate;
during maintenance, the L-shaped rod is pulled upwards, the top plate pushes the two moving rods through the two push-pull rods respectively, the two moving rods are far away from each other, the spring is further compressed, the inserting rod and the trapezoidal block can be pulled out from the slot after the triangular block and the trapezoidal block are staggered, and then the right clamping block is separated from the cover plate;
the utility model discloses simple structure, middling pressure power cable's outer jacket is the opening setting, upwards stirs L type pole, can break right fixture block and apron separation, breaks the outer jacket off with the fingers and thumb, exposes inside cable conductor, and convenient to overhaul and the change of cable conductor, during the installation, can automatic fixation, convenient to use behind the apron lock.
Drawings
Fig. 1 is a schematic structural view of a medium voltage power cable convenient for maintenance provided by the present invention;
fig. 2 is a schematic structural view of a portion a in fig. 1 of a medium voltage power cable convenient to overhaul according to the present invention;
fig. 3 is the utility model provides a structure schematic diagram of cable conductor in medium voltage power cable convenient to overhaul.
In the figure: the cable comprises an outer protective layer 1, a cable 2, a left clamping block 3, a right clamping block 4, a positioning block 5, a positioning groove 6, a hinge seat 7, a cover plate 8, a slot 9, an insertion rod 10, a trapezoidal block 11, a movable rod 12, a triangular block 13, a hole 14L, a rod 15L, a top plate 16, a push-pull rod 17, a fixed rod 18, a movable hole 19, a sliding rod 20, a cable core 21, an inner shielding layer 22, an insulating layer 23, an outer shielding layer 24 and a metal shielding layer 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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.
Example one
Referring to fig. 1-3, a medium voltage power cable convenient for maintenance comprises an outer protective layer 1, a plurality of cables 2 are arranged in the outer protective layer 1, the outer protective layer 1 is provided with an opening, a left fixture block 3 and a right fixture block 4 are fixedly mounted at the opening of the outer protective layer 1, a positioning groove 6 and a positioning block 5 are respectively arranged at one side of the left fixture block 3 close to the right fixture block 4, one side of the positioning block 5 extends into the positioning groove 6, a hinged seat 7 is fixedly mounted at the top side of the left fixture block 3, a cover plate 8 is rotatably mounted on the hinged seat 7, an insertion rod 10 is fixedly mounted at the bottom side of the cover plate 8, a slot 9 is arranged at the top side of the right fixture block 4, the bottom end of the insertion rod 10 extends into the slot 9 and is fixedly mounted with a trapezoidal block 11, moving rods 12 movably mounted on the inner wall at one side of the slot 9 are respectively arranged at two sides of the, the bottom side of triangle piece 13 contacts with the top side of trapezoidal piece 11, and one side of triangle piece 13 and one side looks adaptation of trapezoidal piece 11, well voltage power cable's outer jacket 1 are the opening setting, upwards stir L type pole 15, can separate right fixture block 4 and apron 8, break outer jacket 1 off with the fingers and thumb, expose inside cable conductor 2, convenient to overhaul and cable conductor 2's change.
The utility model discloses in, seted up L type hole 14 on the bottom side inner wall of slot 9, movable mounting has L type pole 15 in the L type hole 14, and L type pole 15's top fixed mounting has roof 16, and the bottom of two carriage release levers 12 is all rotated and is installed push-and-pull rod 17, and the bottom of two push-and-pull rods 17 all extends to in the L type hole 14 to all rotate and install on the top side of roof 16, press and stir L type pole 15 and can remove fixedly, convenient to use.
The utility model discloses in, L type pole 15's bottom extends to L type hole 14 outside and fixed mounting has the handle, and movable hole 19 has been seted up along vertical direction to L type pole 15's top side, and slidable mounting has dead lever 18 in the movable hole 19, and fixed mounting is on L type hole 14's top side and bottom side inner wall respectively at the both ends of dead lever 18, and is spacing to L type pole 15, and then has spacing roof 16.
The utility model discloses in, the slide opening has all been seted up to one side that two carriage release levers 12 are close to each other, and fixed mounting has same slide bar 20 on the both sides inner wall of slot 9, and two slide openings are run through respectively at the both ends of slide bar 20, and the equal fixed mounting in one side that two carriage release levers 12 kept away from each other has the one end of spring, and the one end that two springs kept away from each other is fixed mounting respectively on the both sides inner wall of slot 9, and is spacing to carriage release lever 12, and the spring sets up to do benefit to automatic fixation simultaneously.
The utility model discloses in, cable conductor 2 includes sinle silk 21, and sinle silk 21's the outside is equipped with internal shield layer 22, insulating layer 23, outer shielding layer 24 and metallic shield 25 in proper order.
Example two
Referring to fig. 1-3, a medium voltage power cable convenient for maintenance comprises an outer protective layer 1, a plurality of cables 2 are arranged in the outer protective layer 1, the outer protective layer 1 is provided with an opening, a left fixture block 3 and a right fixture block 4 are fixedly installed at the opening of the outer protective layer 1 by welding, a positioning groove 6 and a positioning block 5 are respectively arranged at one side of the left fixture block 3 close to the right fixture block 4, one side of the positioning block 5 extends into the positioning groove 6, a hinged seat 7 is fixedly installed at the top side of the left fixture block 3 by welding, a cover plate 8 is rotatably installed on the hinged seat 7, an insertion rod 10 is fixedly installed at the bottom side of the cover plate 8 by welding, a slot 9 is arranged at the top side of the right fixture block 4, a trapezoidal block 11 is fixedly installed at the bottom end of the insertion rod 10 by welding, moving rods 12 movably installed on the inner wall at one side of, one side that two movable rods 12 are close to each other all has the triangle-shaped piece 13 that is located trapezoidal piece 11 top through welding mode fixed mounting, the bottom side of triangle-shaped piece 13 contacts with the top side of trapezoidal piece 11, one side of triangle-shaped piece 13 and one side looks adaptation of trapezoidal piece 11, well voltage power cable's outer jacket 1 is the opening setting, stirs L type pole 15 upwards, can separate right fixture block 4 and apron 8, break outer jacket 1 off with the fingers and thumb, expose inside cable conductor 2, the change of convenient to overhaul and cable conductor 2.
The utility model discloses in, L type hole 14 has been seted up on the bottom side inner wall of slot 9, movable mounting has L type pole 15 in the L type hole 14, and welding mode fixed mounting has roof 16 through welding mode 15's top, and the bottom of two carriage release levers 12 is all rotated and is installed push-and-pull rod 17, and the bottom of two push-and-pull rods 17 all extends to in the L type hole 14 to all rotate and install on the top side of roof 16, press and stir L type pole 15 and can remove fixedly, convenient to use.
The utility model discloses in, L type pole 15's bottom extends to L type hole 14 outside and through welding mode fixed mounting have a handle, and movable hole 19 has been seted up along vertical direction to L type pole 15's top side, and slidable mounting has dead lever 18 in the movable hole 19, and the both ends of dead lever 18 are respectively through welding mode fixed mounting on L type hole 14's top side and bottom side inner wall, and is spacing to L type pole 15, and then has spacing roof 16.
The utility model discloses in, the slide opening has all been seted up to one side that two carriage release levers 12 are close to each other, there is same slide bar 20 through welding mode fixed mounting on the both sides inner wall of slot 9, two slide bar 20's both ends are run through two slide openings respectively, one side that two carriage release levers 12 kept away from each other all has the one end of spring through welding mode fixed mounting, the one end that two springs kept away from each other is respectively through welding mode fixed mounting on slot 9's both sides inner wall, it is spacing to carriage release lever 12, the spring does benefit to automatic fixation for the setting simultaneously.
The utility model discloses in, cable conductor 2 includes sinle silk 21, and sinle silk 21's the outside is equipped with internal shield layer 22, insulating layer 23, outer shielding layer 24 and metallic shield 25 in proper order.
In the utility model, the outer protective layer 1 of the medium-voltage power cable is arranged in an opening, after the left fixture block 3 and the right fixture block 4 are positioned, the trapezoidal block 11 is fixed in the slot 9 by the two triangular blocks 13, and further the cover plate 8, the left fixture block 3 and the right fixture block 4 are fixed together, when in maintenance, the L-shaped rod 15 is pulled upwards, the L-shaped rod 15 moves upwards under the limit of the movable hole 19, and further drives the top plate 16 to move upwards, the top plate 16 respectively pushes the two movable rods 12 through the two push-pull rods 17, so that the two movable rods 12 are mutually far away, the spring is further compressed, the two movable rods 12 respectively drive the two triangular blocks 13 to be far away from each other, after the triangular blocks 13 and the trapezoidal blocks 11 are staggered, the inserted rod 10 together with the trapezoidal blocks 11 can be drawn out from the slot 9, then the right fixture block 4 is separated from the cover plate 8, after the L-shaped rod 15 is loosened, left side fixture block 3 and right fixture block 4 lose the joint back, can break off outer jacket 1 with the fingers and thumb, expose inside cable conductor 2, convenient to overhaul and cable conductor 2's change, when the installation is fixed, three hornblocks 13 are pushed to trapezoidal block 11, when trapezoidal block 11 moves down to three hornblocks 13 below, thereby two three hornblocks 13 are close to each other and are fixed with trapezoidal block 11, and then have fixed apron 8, and convenient to use has satisfied the user demand.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a middling pressure power cable convenient to overhaul, including outer jacket (1), be equipped with a plurality of cables (2) in outer jacket (1), a serial communication port, outer jacket (1) is the opening setting, the opening part fixed mounting of outer jacket (1) has left fixture block (3) and right fixture block (4), one side that left side fixture block (3) and right fixture block (4) are close to each other is equipped with constant head tank (6) and locating piece (5) respectively, one side of locating piece (5) extends to in constant head tank (6), the top side fixed mounting of left side fixture block (3) has articulated seat (7), it installs apron (8) to rotate on articulated seat (7), the bottom side fixed mounting of apron (8) has inserted bar (10), slot (9) have been seted up on the top side of right fixture block (4), the bottom of inserted bar (10) extends to in slot (9) and fixed mounting has trapezoidal block (11), the both sides of inserted bar (10) all are equipped with movable mounting moving bar (12) on slot ( The two moving rods (12) are fixedly provided with a triangular block (13) above the trapezoidal block (11) on one side close to each other, the bottom side of the triangular block (13) is in contact with the top side of the trapezoidal block (11), and one side of the triangular block (13) is matched with one side of the trapezoidal block (11).
2. The medium voltage power cable convenient to overhaul according to claim 1, wherein an L-shaped hole (14) is formed in the inner wall of the bottom side of the slot (9), an L-shaped rod (15) is movably installed in the L-shaped hole (14), a top plate (16) is fixedly installed at the top end of the L-shaped rod (15), push-pull rods (17) are rotatably installed at the bottom ends of the two moving rods (12), and the bottom ends of the two push-pull rods (17) extend into the L-shaped hole (14) and are rotatably installed at the top side of the top plate (16).
3. The medium voltage power cable convenient to overhaul as claimed in claim 2, wherein the bottom end of the L-shaped rod (15) extends out of the L-shaped hole (14) and is fixedly provided with a handle, the top side of the L-shaped rod (15) is provided with a movable hole (19) along the vertical direction, a fixed rod (18) is slidably arranged in the movable hole (19), and two ends of the fixed rod (18) are respectively and fixedly arranged on the inner walls of the top side and the bottom side of the L-shaped hole (14).
4. The medium voltage power cable convenient to overhaul according to claim 1, wherein one side of each of the two moving rods (12) close to each other is provided with a sliding hole, the inner walls of the two sides of the slot (9) are fixedly provided with the same sliding rod (20), two ends of the sliding rod (20) respectively penetrate through the two sliding holes, one side of each of the two moving rods (12) far away from each other is fixedly provided with one end of a spring, and one end of each of the two springs far away from each other is respectively fixedly provided on the inner walls of the two sides of the slot (9).
5. The medium voltage power cable convenient to overhaul as claimed in claim 1, wherein the cable (2) comprises a wire core (21), and an inner shielding layer (22), an insulating layer (23), an outer shielding layer (24) and a metal shielding layer (25) are sequentially arranged on the outer side of the wire core (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921141081.1U CN209929014U (en) | 2019-07-19 | 2019-07-19 | Medium-voltage power cable convenient to overhaul |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921141081.1U CN209929014U (en) | 2019-07-19 | 2019-07-19 | Medium-voltage power cable convenient to overhaul |
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| Publication Number | Publication Date |
|---|---|
| CN209929014U true CN209929014U (en) | 2020-01-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921141081.1U Active CN209929014U (en) | 2019-07-19 | 2019-07-19 | Medium-voltage power cable convenient to overhaul |
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| Country | Link |
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| CN (1) | CN209929014U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114167104A (en) * | 2021-09-30 | 2022-03-11 | 国网江苏省电力有限公司灌云县供电分公司 | Meter box convenient to disassemble and assemble |
-
2019
- 2019-07-19 CN CN201921141081.1U patent/CN209929014U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114167104A (en) * | 2021-09-30 | 2022-03-11 | 国网江苏省电力有限公司灌云县供电分公司 | Meter box convenient to disassemble and assemble |
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