CN213461091U - Cold-shrinkage indoor terminal special for high-voltage 26/35KV - Google Patents
Cold-shrinkage indoor terminal special for high-voltage 26/35KV Download PDFInfo
- Publication number
- CN213461091U CN213461091U CN202022315668.9U CN202022315668U CN213461091U CN 213461091 U CN213461091 U CN 213461091U CN 202022315668 U CN202022315668 U CN 202022315668U CN 213461091 U CN213461091 U CN 213461091U
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- Prior art keywords
- cold
- shrinkage
- block
- insulating tube
- movable block
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- 238000009413 insulation Methods 0.000 claims description 19
- 230000017525 heat dissipation Effects 0.000 claims description 11
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000008602 contraction Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims 5
- 238000007710 freezing Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 13
- 238000007789 sealing Methods 0.000 description 10
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 230000001681 protective effect Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model discloses an indoor terminal of special cold shrink type of high pressure 26/35KV, including rain-proof terminal, hood, the three dactylotheca of shrinkage and inserted block, the fixed plate is installed on the top in the three dactylotheca of shrinkage outside, and the lag is installed in the three dactylotheca of shrinkage of fixed plate bottom outside. The utility model discloses an install fixed establishment, a fixed base, the movable groove, movable block and spacing spring, make through shrinkage insulating tube and movable block contact, and drive the movable block and remove in the movable groove, the movable block drives spacing spring and stretches out and draws back, so that through the elastic action of spacing spring, it fixes the centre gripping to the shrinkage insulating tube to drive the movable block, because of the temperature reason, when the cable expend with heat and contract with cold produces flagging phenomenon, resume the elasticity of self through spacing spring, it keeps the tight state of centre gripping to the shrinkage insulating tube to drive the movable block, thereby be convenient for strengthen fixed effect, keep the stability of shrinkage insulating tube position, in order to avoid it to take place to drop.
Description
Technical Field
The utility model relates to the technical field of cables, specifically be a special cold-shrinking type indoor terminal of high pressure 26/35 KV.
Background
The cold contraction cable terminal is a cable accessory formed by injecting and vulcanizing an elastomer material in a factory, expanding the diameter, and lining with a plastic spiral support to form various cable accessories, wherein when the cable accessory is installed on site, the pre-expanding pieces are sleeved at the tail end or the joint of the treated cable, the plastic spiral strip supported inside is drawn out, and the plastic spiral strip is pressed on the cable insulation, and the cable accessory depends on elastic retraction force at normal temperature, rather than being heated and contracted like a thermal contraction cable accessory by fire, so the cold contraction cable accessory is commonly called as a cold contraction cable accessory;
most of cables of the traditional cold-shrinkage indoor terminal special for high-voltage 26/35KV are unstable in position, poor in fixing effect and easy to fall off, and normal use of the cables is affected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a special cold shrinkage type indoor terminal of high pressure 26/35KV to solve the inconvenient fixed problem of cable that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a cold-shrinkage indoor terminal special for high-voltage 26/35KV comprises a rain-proof terminal, a hood, three cold-shrinkage finger sleeves and an insert block, wherein a fixed plate is installed at the top end of the outer side of each cold-shrinkage finger sleeve, a protective sleeve is installed on the outer side of each cold-shrinkage finger sleeve at the bottom end of the fixed plate, a heat dissipation plate is installed on the outer side of each cold-shrinkage finger sleeve inside the protective sleeve, heat dissipation fins are evenly installed on the outer side of each heat dissipation plate, cold-shrinkage insulation pipes are evenly installed at the top ends of the three cold-shrinkage finger sleeves, cold-shrinkage insulation terminals are all installed at the top ends of the cold-shrinkage insulation pipes, the hood is installed at the top ends of the cold-shrinkage insulation terminals, the rain-proof terminal is installed at the top end of the outer side of each cold-shrinkage insulation pipe, each fixing mechanism comprises a fixing, and the equal movable mounting in inside of movable groove has the movable block, the movable block is kept away from the inside of the movable groove of shrinkage insulating tube one side and is all evenly connected with spacing spring, the one end that the movable block was kept away from to spacing spring all with the inner wall fixed connection in movable groove, all be connected through the connecting rod between the fixing base, the bracing piece is all installed to the bottom of connecting rod, and the bottom of bracing piece all with the top fixed connection of fixed plate.
Preferably, first connecting block is all installed to the bottom at cold-shrinkage insulation terminal, and the bottom of first connecting block evenly is provided with the slot, the second connecting block is installed in the outside of cold-shrinkage insulating tube, and the top of second connecting block evenly installs the inserted block, the inserted block all with slot swing joint, all be provided with fixed screw on the first connecting block in the slot outside, and the inside of fixed screw all transversely runs through has the set screw.
Preferably, one side that the movable block is close to the shrinkage insulating tube all is provided with the draw-in groove, the protection pad is all installed to one side that the movable block is close to the shrinkage insulating tube, and the protection pad keeps away from one side of shrinkage insulating tube and all installs the fixture block, the fixture block all with draw-in groove swing joint.
Preferably, one side that the protection pad is close to the shrinkage insulating tube all evenly is provided with the protection arch, and the bellied section of protection all is the semicircular design.
Preferably, sealed pad is all installed to the bottom of first connecting block, and sealed pad all is the annular setting.
Preferably, the insert blocks and the slots are provided with four groups and are arranged in a cross shape.
Compared with the prior art, the beneficial effects of the utility model are that: the cold-shrinkage indoor terminal special for the high voltage 26/35KV not only realizes the function of convenient limiting and fixing, but also realizes the function of sealing enhancement and the function of heat dissipation protection;
(1) by installing the fixing mechanism, the fixing seat, the movable groove, the movable block and the limiting spring, the cold-shrinkage insulating tube is contacted with the movable block and drives the movable block to move in the movable groove, the movable block drives the limiting spring to stretch so as to drive the movable block to fixedly clamp the cold-shrinkage insulating tube through the elastic action of the limiting spring, when the cable expands with heat and contracts with cold due to temperature, the elasticity of the cable is recovered through the limiting spring, the movable block is driven to keep the clamping tight state of the cold-shrinkage insulating tube, thereby being convenient for enhancing the fixing effect, keeping the stability of the position of the cold-shrinkage insulating tube so as to avoid the falling of the cold-shrinkage insulating tube, and meanwhile, the cold-shrinkage insulating tube is protected through the protecting pad and the protecting bulge by installing the clamping block, the protecting pad, the clamping groove and the protecting bulge so as to avoid the outer surface abrasion caused by the direct contact of, the protection pad is convenient to disassemble, assemble and replace through connection and separation between the clamping block and the clamping groove, so that the protection effect of the protection pad and the protection bulge is convenient to maintain;
(2) by installing the first connecting block, the sealing gasket, the second connecting block, the inserting block, the fixing screw hole and the inserting groove, the inserting block is connected and separated from the inserting groove through the connecting block, so that the first connecting block and the second connecting block can be installed conveniently, the inserting block is limited and fixed through the rotation of the fixing screw in the fixing screw hole, the connecting effect between the inserting block and the inserting groove is improved, the stability of the first connecting block and the second connecting block during installation is enhanced, meanwhile, the sealing effect of the connecting part of the first connecting block and the second connecting block is enhanced through the sealing gasket, and the condition that the use of a terminal is influenced by the entering of external media is avoided;
(3) through installing lag, radiating fin and heating panel for dispel the heat to the inside three dactylotheca of shrinkage through radiating fin and heating panel, prolong its life, in order to avoid it to cause the cable damage because of the high temperature when using, influence the result of use, protect the three dactylotheca outsides of shrinking through the lag simultaneously, in order to avoid causing the outside to break after the live time for a long time, influence the normal operating of internals.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic top view of the cross-sectional structure of the fixing mechanism of the present invention;
fig. 3 is a schematic structural view of a portion a in fig. 1 according to the present invention;
fig. 4 is a schematic front view of the structure of the present invention.
In the figure: 1. a rain-proof terminal; 2. a hood; 3. a cold-shrink insulated terminal; 4. a fixing mechanism; 401. a fixed seat; 402. a movable groove; 403. a movable block; 404. a limiting spring; 5. a cold-shrink insulating tube; 6. a cold-contraction three-finger sleeve; 7. a protective sleeve; 8. a heat dissipating fin; 9. a heat dissipation plate; 10. a fixing plate; 11. a support bar; 12. a connecting rod; 13. a clamping block; 14. a protective pad; 15. a card slot; 16. a first connection block; 17. a gasket; 18. a second connecting block; 19. inserting a block; 20. fixing screws; 21. fixing screw holes; 22. and (4) a slot.
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.
Referring to fig. 1-4, the present invention provides an embodiment: a cold-shrinkage indoor terminal special for high-voltage 26/35KV comprises a rainproof terminal 1, a hood 2, a cold-shrinkage three-finger sleeve 6 and an insert block 19, wherein a fixing plate 10 is installed at the top end of the outer side of the cold-shrinkage three-finger sleeve 6, a protecting sleeve 7 is installed on the outer side of the cold-shrinkage three-finger sleeve 6 at the bottom end of the fixing plate 10, a heat dissipation plate 9 is installed on the outer side of the cold-shrinkage three-finger sleeve 6 inside the protecting sleeve 7, heat dissipation fins 8 are evenly installed on the outer side of the heat dissipation plate 9, a cold-shrinkage insulating tube 5 is evenly installed at the top end of the cold-shrinkage three-finger;
the bottom ends of the cold-shrinkage insulation terminals 3 are all provided with first connecting blocks 16, the bottom ends of the first connecting blocks 16 are uniformly provided with inserting grooves 22, the outer sides of the cold-shrinkage insulation pipes 5 are provided with second connecting blocks 18, the top ends of the second connecting blocks 18 are uniformly provided with inserting blocks 19, the inserting blocks 19 are movably connected with the inserting grooves 22, the first connecting blocks 16 on the outer sides of the inserting grooves 22 are all provided with fixing screw holes 21, and fixing screws 20 transversely penetrate through the inner parts of the fixing screw holes 21;
specifically, as shown in fig. 1, 2 and 4, when in use, the first connecting block 16 and the second connecting block 18 are mounted by connecting and separating the inserting block 19 and the inserting groove 22, and the inserting block 19 is limited and fixed by rotating the fixing screw 20 in the fixing screw hole 21, so that the connecting effect between the inserting block 19 and the inserting groove 22 is improved, and the stability of the first connecting block 16 and the second connecting block 18 during mounting is enhanced;
the bottom ends of the first connecting blocks 16 are all provided with sealing gaskets 17, and the sealing gaskets 17 are all arranged in an annular shape; specifically, as shown in fig. 1, 2 and 4, when in use, the sealing effect at the joint of the first connecting block 16 and the second connecting block 18 is enhanced by the sealing gasket 17, so as to prevent external media from entering and affecting the use of the terminal;
the top ends of the cold-shrinkage insulation terminals 3 are all provided with covers 2, the top ends of the covers 2 are all provided with rainproof terminals 1, the top ends of the outer sides of the cold-shrinkage insulation pipes 5 are all provided with fixing mechanisms 4, each fixing mechanism 4 comprises a fixing seat 401, the fixing seats 401 are all arranged on the outer sides of the cold-shrinkage insulation pipes 5, two sides of the inner portions of the fixing seats 401 are all provided with movable grooves 402, and movable blocks 403 are movably arranged in the movable grooves 402;
the inserting blocks 19 and the inserting grooves 22 are respectively provided with four groups and are arranged in a cross shape;
specifically, as shown in fig. 1 and 3, when in use, the insertion blocks 19 and the insertion slots 22 are arranged in a cross shape, so that the stability of the insertion blocks 19 and the insertion slots 22 during installation is improved;
a clamping groove 15 is formed in one side, close to the cold-shrink insulating tube 5, of the movable block 403, a protection pad 14 is arranged on one side, close to the cold-shrink insulating tube 5, of the movable block 403, clamping blocks 13 are arranged on one side, far away from the cold-shrink insulating tube 5, of the protection pad 14, and the clamping blocks 13 are movably connected with the clamping groove 15;
specifically, as shown in fig. 2, when in use, the protection pad 14 is conveniently disassembled, assembled and replaced by connecting and separating the clamping block 13 and the clamping groove 15, so that the protection effect of the protection pad 14 and the protection protrusion is conveniently maintained;
one side of the protection pad 14 close to the cold-contraction insulating tube 5 is uniformly provided with protection bulges, and the cross sections of the protection bulges are in a semicircular design;
specifically, as shown in fig. 2, when in use, the cross section of the protection protrusion is designed in a semicircular shape, so that the protection effect of the protection protrusion is improved conveniently;
the inside that the movable groove 402 of shrinkage insulating tube 5 one side was kept away from to movable block 403 all evenly is connected with spacing spring 404, and the one end that movable block 403 was kept away from to spacing spring 404 all with the inner wall fixed connection of movable groove 402, all is connected through connecting rod 12 between the fixing base 401, and bracing piece 11 is all installed to the bottom of connecting rod 12, and the bottom of bracing piece 11 all with the top fixed connection of fixed plate 10.
The working principle is as follows: the utility model discloses when using, at first, the contact of shrinkage insulating tube 5 and movable block 403, drive movable block 403 and move in activity groove 402, movable block 403 drives spacing spring 404 and stretches out and draws back and carry out the fixed centre gripping to shrinkage insulating tube 5, when cable expend with heat and contract with cold and produce flagging phenomenon because of the temperature reason, spacing spring 404 drives movable block 403 through recovering self elasticity and keeps the tight centre gripping to shrinkage insulating tube 5, avoid shrinkage insulating tube 5 to take place to drop, when carrying out the centre gripping, protect shrinkage insulating tube 5 through protection pad 14 and protection arch, in order to avoid shrinkage insulating tube 5 directly to contact with movable block 403 and cause the surface wearing and tearing;
then, the first connecting block 16 and the second connecting block 18 are installed through connection and separation between the inserting block 19 and the inserting groove 22, then the fixing screw 20 is rotated to strengthen the limiting and fixing effect on the inserting block 19, and meanwhile, the sealing effect at the connection part of the first connecting block 16 and the second connecting block 18 is strengthened through the sealing gasket 17, so that external media are prevented from entering and affecting the normal use of the terminal;
finally, when the terminal is in daily use, dispel the heat to the three dactylotheca of shrinkage 6 through radiating fin 8 and heating panel 9 to avoid it to cause the cable to damage because of the high temperature when using, influence the result of use, and protect the three dactylotheca of shrinkage 6 outsides through lag 7, in order to avoid causing the outside to break after the live time for a long time, influence the normal operating of inner member.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. The utility model provides an indoor terminal of special cold contraction type of high pressure 26/35KV, includes rain-proof terminal (1), hood (2), shrinkage three dactylotheca (6) and inserted block (19), its characterized in that: the anti-freezing and anti-freezing device is characterized in that a fixing plate (10) is installed at the top end of the outer side of the three cold-shrinking finger sleeves (6) at the bottom end of the fixing plate (10), a protecting sleeve (7) is installed at the outer side of the three cold-shrinking finger sleeves (6) at the bottom end of the fixing plate (10), a heat dissipation plate (9) is installed at the outer side of the three cold-shrinking finger sleeves (6) inside the protecting sleeve (7), heat dissipation fins (8) are evenly installed at the outer side of the heat dissipation plate (9), cold-shrinking insulation tubes (5) are evenly installed at the top ends of the three cold-shrinking finger sleeves (6), cold-shrinking insulation terminals (3) are all installed at the top ends of the cold-shrinking insulation terminals (3), rain-proof terminals (1) are all installed at the top ends of the cold-shrinking insulation tubes (2), fixing mechanisms (4) are all arranged at the top end of the outer side of the cold, the utility model discloses a cold-shrink insulation pipe, including fixing base (401), the inside both sides of inside all are provided with movable groove (402), and the equal movable mounting in inside of movable groove (402) has movable block (403), the inside of movable groove (402) of cold-shrink insulation pipe (5) one side is all evenly connected with spacing spring (404) in movable block (403), the one end that movable block (403) were kept away from in spacing spring (404) all with the inner wall fixed connection in movable groove (402), all be connected through connecting rod (12) between fixing base (401), bracing piece (11) are all installed to the bottom of connecting rod (12), and the bottom of bracing piece (11) all with the top fixed connection of fixed plate (10).
2. The special cold-compression indoor terminal for high voltage 26/35KV according to claim 1, wherein: first connecting block (16) are all installed to the bottom of cold-shrinkage insulation terminal (3), and the bottom of first connecting block (16) evenly is provided with slot (22), second connecting block (18) are installed in the outside of cold-shrinkage insulating tube (5), and the top of second connecting block (18) evenly installs inserted block (19), inserted block (19) all with slot (22) swing joint, all be provided with fixed screw (21) on first connecting block (16) in the slot (22) outside, and the inside of fixed screw (21) all transversely runs through has fixed screw (20).
3. The special cold-compression indoor terminal for high voltage 26/35KV according to claim 1, wherein: one side that movable block (403) are close to shrinkage insulating tube (5) all is provided with draw-in groove (15), protection pad (14) are all installed to one side that movable block (403) are close to shrinkage insulating tube (5), and one side that shrinkage insulating tube (5) were kept away from in protection pad (14) all installs fixture block (13), fixture block (13) all with draw-in groove (15) swing joint.
4. The special cold-compression indoor terminal for high voltage 26/35KV according to claim 3, wherein: one side of the protection pad (14) close to the cold-contraction insulating tube (5) is uniformly provided with protection bulges, and the sections of the protection bulges are in semicircular design.
5. The special cold-compression indoor terminal for high voltage 26/35KV according to claim 2, wherein: sealed pad (17) are all installed to the bottom of first connecting block (16), and sealed pad (17) all are the annular setting.
6. The special cold-compression indoor terminal for high voltage 26/35KV according to claim 2, wherein: the insert blocks (19) and the slots (22) are provided with four groups and are arranged in a cross shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022315668.9U CN213461091U (en) | 2020-10-18 | 2020-10-18 | Cold-shrinkage indoor terminal special for high-voltage 26/35KV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022315668.9U CN213461091U (en) | 2020-10-18 | 2020-10-18 | Cold-shrinkage indoor terminal special for high-voltage 26/35KV |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213461091U true CN213461091U (en) | 2021-06-15 |
Family
ID=76292177
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022315668.9U Expired - Fee Related CN213461091U (en) | 2020-10-18 | 2020-10-18 | Cold-shrinkage indoor terminal special for high-voltage 26/35KV |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213461091U (en) |
-
2020
- 2020-10-18 CN CN202022315668.9U patent/CN213461091U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210615 |
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| CF01 | Termination of patent right due to non-payment of annual fee |