CN214044847U - Protective sleeve for electric wire and cable - Google Patents
Protective sleeve for electric wire and cable Download PDFInfo
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- CN214044847U CN214044847U CN202022937234.2U CN202022937234U CN214044847U CN 214044847 U CN214044847 U CN 214044847U CN 202022937234 U CN202022937234 U CN 202022937234U CN 214044847 U CN214044847 U CN 214044847U
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Abstract
The utility model discloses a protective case that wire and cable used, including cable outer tube body and protective sheath internal connection lug, the first half of interior week of cable outer tube body bonds and has a plurality of protective sheath internal connection lugs that are the annular array and distribute, and the second half of interior week of cable outer tube body bonds and has a plurality of clamping connection heads that are the annular array and with protective sheath internal connection lug looks adaptation, adjacent two be equipped with the centre gripping groove between the clamping connection head, and peg graft with the protective sheath internal connection lug that corresponds in the inner chamber in centre gripping groove, two fixed flutings that are the symmetric distribution about the horizontal axis of cable outer tube body are all seted up to the periphery both sides of cable outer tube body. This protective case that wire and cable used can accomplish the connection between a plurality of cable outer tube bodies and fix to holistic parcel leakproofness is better, conveniently carries out the sectional type and maintains the use.
Description
Technical Field
The utility model belongs to the technical field of cable equipment, concretely relates to protective case that wire and cable used.
Background
The cable protective sleeve is a novel sleeve material which is popularized and used in power engineering. With the rapid development of power cable buried laying engineering and the higher requirements put forward on cable sleeves, the cable protective sleeve is made of Polyethylene (PE) and a high-quality steel pipe through sand blasting and shot blasting pretreatment, plastic dipping or coating, and heating and curing processes. And in the long-term use of cable, the damage can inevitably appear in the protective case to need to change, and the most formula as an organic whole of current protective case cup joints in the cable outside, can't carry out the change of relevant position, lead to the protective case to change and need waste more time.
Therefore, in order to meet the current situation, it is urgently needed to design and produce a protective sleeve for electric wires and cables so as to meet the requirements of practical use.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a protective case that wire and cable used to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a protective sleeve for electric wire and cable is composed of a main body of external sleeve tube and a convex block connected to the internal surface of said main body, the upper part of the inner circumference of the cable outer sleeve body is bonded with a plurality of connecting convex blocks in the protective sleeve distributed in an annular array, and the lower half part of the inner periphery of the cable outer sleeve body is bonded with a plurality of clamping connectors which are distributed in an annular array and are matched with the connecting convex blocks in the protective sleeve, a clamping groove is arranged between every two adjacent clamping connectors, and the inner cavity of the clamping groove is inserted with the corresponding connecting lug in the protective sleeve, two fixing slots which are symmetrically distributed about the transverse central axis of the cable outer sleeve body are arranged on both sides of the periphery of the cable outer sleeve body, a fastening bolt is inserted between the two fixing slots on the same horizontal line, a fastening nut is screwed on one side of the periphery of the fastening bolt, and a clamping part is integrally formed at the joint position of the two sides of the cable outer sleeve body;
the clamping part comprises a sealing lug and an inner sealing block, wherein the sealing lug is integrally formed at the middle position of one end of the cable outer sleeve body, the inner sealing block is integrally formed at the other end of the cable outer sleeve body, an outer protection block is integrally formed at one end, close to the sealing lug, of the periphery of the cable outer sleeve body, a stress adjusting groove is formed between the sealing lug and the outer protection block, the sealing lug is attached to the inner sealing block, an inclined extrusion surface is formed on one side, close to the inner sealing block, of the sealing lug, a jacking wedge block is integrally formed at the middle part of one end, close to the inner sealing block, of the cable outer sleeve body, the jacking wedge block is clamped in an inner cavity of the stress adjusting groove, and the jacking wedge block is a trapezoidal jacking wedge block.
Preferably, the centre gripping groove of the tight connector of clamp is laminated with the intraductal connecting lug of protective sheath mutually, and the both sides that the intraductal connecting lug of centre gripping groove and protective sheath was laminated mutually all bond and have a plurality of sealed connection pads that are equidistant distribution, and set up a plurality of fixed slots that are equidistant distribution and with sealed connection pad looks adaptation on the outer wall of the intraductal connecting lug of protective sheath, and with the sealed connection pad joint that corresponds in the inner chamber of fixed slot.
Preferably, a trapezoidal attaching groove matched with the sealing lug is formed between the inner sealing block and the jacking wedge block, the sealing lug is attached to one side, close to the inner sealing block, of the inner cavity of the attaching groove, and the width of the narrow end of the attaching groove is smaller than that of the sealing lug.
Preferably, the stress adjusting groove is a rectangular stress adjusting groove, and the width of the stress adjusting groove is equal to the width of the jacking wedge block on one side close to the stress adjusting groove.
Preferably, the fastening bolt is a disc-shaped bolt, and a rubber protection pad is clamped at the joint of the fastening bolt and the fixing slot.
The utility model discloses a technological effect and advantage: the protective sleeve for the electric wire and the cable can realize multi-section connection by arranging the clamping connector and the connecting lug in the protective sleeve, and can be correspondingly replaced according to the damaged position; the jacking wedge block is arranged, so that the stress adjusting groove is extruded, the inner sealing block and the sealing lug are in full stress contact, and the overall sealing performance is improved; through fastening bolt's regulation, drive the relative displacement between the cable outer tube body both ends to realize that extrusion between the jack-up voussoir is sealed and press from both sides tight connector and the interior tight fixed of clamp connection of protective sheath pipe between the lug, this protective case that wire and cable used can accomplish the connection between a plurality of cable outer tube bodies and fix, and holistic parcel leakproofness is better, conveniently carries out the sectional type and maintains the use.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a cross-sectional view of a cable jacket body according to the present invention;
fig. 3 is an enlarged view of the structure a in fig. 1 according to the present invention.
In the figure: the cable outer sleeve comprises a cable outer sleeve body 1, a protective sleeve inner connecting convex block 2, a clamping connector 3, a fixing groove 4, a fastening bolt 5, a clamping part 6, a sealing convex block 7, an outer protective block 8, a stress adjusting groove 9, an inner sealing block 10, a jacking wedge block 11 and a sealing connecting pad 12.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.
The utility model provides a protective sleeve for electric wires and cables as shown in figures 1-3, which comprises a cable outer sleeve body 1 and a plurality of protective sleeve inner connecting lugs 2, wherein the upper part of the inner periphery of the cable outer sleeve body 1 is bonded with a plurality of protective sleeve inner connecting lugs 2 distributed in an annular array, the lower part of the inner periphery of the cable outer sleeve body 1 is bonded with a plurality of clamping connectors 3 distributed in an annular array and matched with the protective sleeve inner connecting lugs 2, a clamping groove is arranged between two adjacent clamping connectors 3, the inner cavity of the clamping groove is spliced with the corresponding protective sleeve inner connecting lugs 2, two fixing slots 4 which are symmetrically distributed about the transverse central axis of the cable outer sleeve body 1 are arranged on both sides of the outer periphery of the cable outer sleeve body 1, and a fastening bolt 5 is spliced between the two fixing slots 4 on the same transverse horizontal line, a fastening nut is screwed on one side of the periphery of the fastening bolt 5, and a clamping part 6 is integrally formed at the joint position of the two sides of the cable outer sleeve body 1;
the clamping part 6 comprises a sealing lug 7 and an inner sealing block 10, wherein the sealing lug 7 is integrally formed at the middle position of one end of the cable outer sleeve body 1, the inner sealing block 10 is integrally formed at the other end of the cable outer sleeve body 1, an outer protection block 8 is integrally formed at one end, close to the sealing lug 7, of the periphery of the cable outer sleeve body 1, a stress adjusting groove 9 is formed between the sealing lug 7 and the outer protection block 8, the sealing lug 7 and the inner sealing block 10 are attached to each other, an inclined extrusion surface is formed at one side, close to the inner sealing block 10, of the sealing lug 7, the cable outer sleeve body 1 is integrally formed at the middle of one end, close to the inner sealing block 10, of the cable outer sleeve body, provided with a jacking wedge block 11, the jacking wedge block 11 is connected into an inner cavity of the stress adjusting groove 9, and the jacking wedge block 11 is in a trapezoidal shape.
It is specific, the centre gripping groove of clamp connection head 3 laminates with protective casing internal connection lug 2 mutually, and the both sides that centre gripping groove and protective casing internal connection lug 2 were laminated mutually all bond have a plurality of sealing connection pads 12 that are equidistant distribution, and set up a plurality of fixed slots that are equidistant distribution and with sealing connection pad 12 looks adaptation on the outer wall of protective casing internal connection lug 2, and in the inner chamber of fixed slot with the sealing connection pad 12 joint that corresponds, when 1 both sides relative movement of cable outer tube body, take place the extrusion through 3 atresss of clamp connection head, cooperation sealing connection pad 12 improves the sealed effect of connection.
Specifically, set up the laminating groove of the trapezoidal form with sealed lug 7 looks adaptation between interior sealed piece 10 and the jack-up voussoir 11, and sealed lug 7 laminates with the one side that laminating inslot inner chamber is close to interior sealed piece 10 mutually, and the width that is narrower one end in laminating groove is less than sealed lug 7's width, realizes that sealed lug 7 atress extrudees including on sealed piece 10, improves sealed protection effect.
Specifically, the stress adjusting groove 9 is a rectangular stress adjusting groove, and the width of the stress adjusting groove 9 is equal to the width of the jacking wedge block 11 on the side close to the stress adjusting groove 9, so that when the fastening bolt 5 is adjusted, the jacking wedge block 11 is driven to jack up the sealing convex block 7, and thus the whole sealing and fixing are completed.
Specifically, the fastening bolt 5 is a disc-shaped bolt, and a rubber protection pad is clamped at the joint of the fastening bolt 5 and the fixing slot 4, so that the fastening bolt 5 can be conveniently adjusted manually.
The working principle of the protective sleeve for the electric wire and the cable is that when in use, the cable outer sleeve body 1 is sleeved on the periphery of the cable (not shown in the figure), then aligning the jacking wedge block 11 with the stress adjusting groove 9, connecting the connecting lug 2 in the adjacent protective sleeve with the clamping connector 3 in a staggered and inserting manner, connecting the fastening bolt 5, in the clamping process, the two ends of the cable outer sleeve body 1 are displaced relatively, so that the jacking wedge block 11 extrudes the sealing lug 7, and the angle of the sealing convex block 7 is changed, the attaching force with the inner sealing block 10 is improved, the extrusion protection and the integral fixing effect of the cable are improved, also drive simultaneously and press from both sides tight connector 3 and extrude on protective sleeve internal connection lug 2, accomplish the connection between the cable outer tube body 1 of both sides, the monolithic joining dynamics is high, and the convenience is changed the use according to the demand.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. The utility model provides a protective sleeve that wire and cable used, includes cable outer tube body (1) and protective sleeve in-connection lug (2), its characterized in that: the cable outer sleeve comprises a cable outer sleeve body (1), wherein the upper half part of the inner periphery of the cable outer sleeve body (1) is bonded with a plurality of protective sleeve inner connecting convex blocks (2) which are distributed in an annular array, the lower half part of the inner periphery of the cable outer sleeve body (1) is bonded with a plurality of clamping connectors (3) which are distributed in an annular array and are matched with the protective sleeve inner connecting convex blocks (2), a clamping groove is arranged between every two adjacent clamping connectors (3), the inner cavity of the clamping groove is inserted with the corresponding protective sleeve inner connecting convex blocks (2), two fixing slots (4) which are symmetrically distributed relative to the transverse central axis of the cable outer sleeve body (1) are arranged on the two sides of the outer periphery of the cable outer sleeve body (1), a fastening bolt (5) is inserted between the two fixing slots (4) on the same transverse horizontal line, and a fastening nut is screwed on one side of the outer periphery of the fastening bolt (5), a clamping part (6) is integrally formed at the joint position of the two sides of the cable outer sleeve body (1);
the clamping part (6) comprises a sealing convex block (7) which is integrally formed at the middle position of one end of the cable outer sleeve body (1) and an inner sealing block (10) which is integrally formed at the other end of the cable outer sleeve body (1), an outer protection block (8) is integrally formed at one end of the periphery of the cable outer sleeve body (1) close to the sealing lug (7), a stress adjusting groove (9) is arranged between the sealing convex block (7) and the outer protection block (8), the sealing convex block (7) is jointed with the inner sealing block (10), and one side of the sealing convex block (7) close to the inner sealing block (10) is provided with an inclined extrusion surface, a jacking wedge block (11) is integrally formed in the middle of one end of the cable outer sleeve body (1) close to the inner sealing block (10), and the jacking wedge block (11) is clamped in the inner cavity of the stress adjusting groove (9), and the jacking wedge block (11) is a trapezoidal jacking wedge block.
2. A protective sleeve for electric wire and cable according to claim 1, wherein: the centre gripping groove of tight connector (3) laminates mutually with protective casing in-pipe connection lug (2), and the centre gripping groove all bonds with the both sides that protective casing in-pipe connection lug (2) laminated mutually has a plurality of sealing connection pads (12) that are equidistant distribution, and set up a plurality of fixed slots that are equidistant distribution and with sealing connection pad (12) looks adaptation on the outer wall of protective casing in-pipe connection lug (2), and in the inner chamber of fixed slot with corresponding sealing connection pad (12) joint.
3. A protective sleeve for electric wire and cable according to claim 1, wherein: a trapezoidal laminating groove matched with the sealing lug (7) is formed between the inner sealing block (10) and the jacking wedge block (11), the sealing lug (7) is laminated with one side, close to the inner sealing block (10), of the inner cavity of the laminating groove, and the width of the narrow end of the laminating groove is smaller than that of the sealing lug (7).
4. A protective sleeve for electric wire and cable according to claim 1, wherein: the stress adjusting groove (9) is a rectangular stress adjusting groove, and the width of the stress adjusting groove (9) is equal to the width of the jacking wedge block (11) close to one side of the stress adjusting groove (9).
5. A protective sleeve for electric wire and cable according to claim 1, wherein: the fastening bolt (5) is a disc-shaped bolt, and a rubber protection pad is clamped at the joint of the fastening bolt (5) and the fixing slot (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022937234.2U CN214044847U (en) | 2020-12-10 | 2020-12-10 | Protective sleeve for electric wire and cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022937234.2U CN214044847U (en) | 2020-12-10 | 2020-12-10 | Protective sleeve for electric wire and cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214044847U true CN214044847U (en) | 2021-08-24 |
Family
ID=77335535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022937234.2U Active CN214044847U (en) | 2020-12-10 | 2020-12-10 | Protective sleeve for electric wire and cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214044847U (en) |
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2020
- 2020-12-10 CN CN202022937234.2U patent/CN214044847U/en active Active
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