CN108767535A - A kind of cable distribution device - Google Patents
A kind of cable distribution device Download PDFInfo
- Publication number
- CN108767535A CN108767535A CN201810814857.5A CN201810814857A CN108767535A CN 108767535 A CN108767535 A CN 108767535A CN 201810814857 A CN201810814857 A CN 201810814857A CN 108767535 A CN108767535 A CN 108767535A
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- Prior art keywords
- insulator
- cable
- insulating sleeve
- connecting cylinder
- metal connecting
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- 239000012212 insulator Substances 0.000 claims abstract description 69
- 239000002184 metal Substances 0.000 claims abstract description 48
- 229910052751 metal Inorganic materials 0.000 claims abstract description 48
- 238000010276 construction Methods 0.000 claims abstract description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 22
- 229910052802 copper Inorganic materials 0.000 claims description 22
- 239000010949 copper Substances 0.000 claims description 22
- 238000007789 sealing Methods 0.000 claims description 13
- 230000005611 electricity Effects 0.000 claims description 7
- 239000002966 varnish Substances 0.000 claims description 7
- 230000001012 protector Effects 0.000 claims description 5
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 2
- 238000012946 outsourcing Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 9
- 230000035882 stress Effects 0.000 description 8
- 239000001257 hydrogen Substances 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 5
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000006355 external stress Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000004922 lacquer Substances 0.000 description 1
- 230000005577 local transmission Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/40—Securing contact members in or to a base or case; Insulating of contact members
- H01R13/42—Securing in a demountable manner
- H01R13/428—Securing in a demountable manner by resilient locking means on the contact members; by locking means on resilient contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/44—Means for preventing access to live contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/502—Bases; Cases composed of different pieces
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5202—Sealing means between parts of housing or between housing part and a wall, e.g. sealing rings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
- H01R13/5205—Sealing means between cable and housing, e.g. grommet
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/648—Protective earth or shield arrangements on coupling devices, e.g. anti-static shielding
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R24/00—Two-part coupling devices, or either of their cooperating parts, characterised by their overall structure
Abstract
The present invention relates to a kind of cable distribution devices, including coupler main body and cable connecting arrangement；The more cylindrical conductive cores that the coupler main body includes first insulator and is embedded side by side in first insulator；The conductive core both ends are stretched out from the corresponding two sides of first insulator respectively；The part that the conductive core is stretched out outside first insulator is coated with second insulator；The cable connecting arrangement includes metal connecting cylinder and the insulating sleeve that is set in outside metal connecting cylinder；Metal connecting cylinder upper end is detachably electrically connected with conductive core, and lower end is the end sleeve with cable end inserting；One stress cone being set in outside cable is socketed with the fastening of insulating sleeve lower openings；The insulating sleeve upper opening is socketed with second insulator fastening；It is provided with the waterproof construction for preventing cable internal steam from entering in insulating sleeve top between the metal connecting cylinder and insulating sleeve.
Description
Technical field
The present invention relates to field of electricity construction more particularly to a kind of cable distribution devices.
Background technology
Distribution line is the terminal of power Transmission, is the important component of electric system.Distribution line is because putting more, face
Extensively, line length, walk diameter complexity, it is climate, geographical, environmental pollution to be affected, and directly facing user terminal, electric power thus supplied
Complexity, these all directly or indirectly affect the safe operation of distribution line；In local transmission network, need to divide circuit
Match, the city cable in China generally uses buried at present, needs to carry out using buried coupler using buried cable
Tap, but on the one hand, existing coupler is difficult to resist ponding for a long time, the various adverse circumstances such as corrosion ensure and permanent use the longevity
Life；And due to cable shaft narrow space, it is inconvenient that worker installs, and dangerous high, existing cable distribution device or distribution box are difficult to
The circuit tap safety for effectively ensureing buried cable, in this regard, inventor is applying for a kind of buried cable distribution before this
Device, Authorization Notice No. are：CN206947685U, can the effective solution above problem, but through after a period of time production and apply
Work, inventor has found the cable distribution device, and there are still certain defects, due to including a plurality of conductive core in cable, in the disconnected of cable
Mouthful position, has a gap between each conductive core and between conductive core and insulation sheath, inside in transport, construction, installed
Often there is water entrance in journey, in use, generate heat after being powered due to cable and metal connecting cylinder, makes to accumulate in cable
Water vapor, steam are spilt into insulating sleeve, cumulative, and insulating sleeve inner wall is made to charge, especially in vertical sleeve and level
At the connecting corner of sleeve, it is easy by high electrical breakdown.
Invention content
The present invention proposes that a kind of cable distribution device, the cable distribution device can effectively prevent the water gone out by heat dissipation in cable
Vapour is moved to insulating sleeve top, prevents insulating sleeve by high electrical breakdown.
Technical scheme is as follows：
A kind of cable distribution device, including coupler main body and cable connecting arrangement；The coupler main body includes first exhausted
Edge body and more cylindrical conductive cores being embedded side by side in first insulator；The conductive core both ends are respectively from first insulator
Corresponding two sides are stretched out；The part that the conductive core is stretched out outside first insulator is coated with second insulator；The electricity
Cable attachment device includes metal connecting cylinder and the insulating sleeve that is set in outside metal connecting cylinder；Metal connecting cylinder upper end with
Conductive core is detachably electrically connected, and lower end is the end sleeve with cable end inserting；One be set in stress cone outside cable with absolutely
The opening fastening socket of edge lower cartridge；The insulating sleeve upper opening is socketed with second insulator fastening；The metal connection
It is provided with the waterproof construction for preventing cable internal steam from entering in insulating sleeve top between cylinder and insulating sleeve.
Wherein, the waterproof construction includes the fixed elastic seal cartridge for being set in metal connecting cylinder lower outer circumferential face, institute
The outer ring for stating elastic seal cartridge is bonded with the inner wall sealing of insulating sleeve；There is annular along its perimeter in the elastic seal cartridge
Cavity, the cavity interior sealing are filled with gas.
Wherein, the waterproof construction includes the first elastic rhampotheca of annular and the second elastic rhampotheca of annular；Described first
Elastic rhampotheca fixing sleeve is located at outside metal connecting cylinder lower part；The hook portion of described first elastic rhampotheca is open towards metal connecting cylinder
Lower end；Described second elastic rhampotheca fixing sleeve is located on insulating sleeve inner wall, the hook portion opening direction of the described second elastic rhampotheca
The top of insulating sleeve；When insulating sleeve is set in outside metal connecting cylinder, the described first elastic rhampotheca and the second elastic rhampotheca phase
Mutually sealing hooks together.
Wherein, the insulating sleeve includes horizontal bush and the vertical sleeve of vertical-horizontal sleeve setting；It is described vertical
Sleeve one end is connected to horizontal bush；The other end and one be set in outside cable stress cone fastening be socketed；Described horizontal bush one end
It fastens and is socketed with second insulator, the other end is provided with the insulating plug being set in horizontal bush and is located at insulating plug outer end
Head protector.
Wherein, the first shielding copper mesh for being enclosed in conductive core external ground is also embedded in the first insulator；It is described to lead
Battery core both ends offer the wiring slot of connecting cable respectively.
Wherein, the conductive core both ends offer the wiring slot of connecting cable respectively；Metal connecting cylinder upper end is set
Be equipped with through-hole, a conducting bolt pass through through-hole and with wiring slot screw-thread fit, so that metal connecting cylinder is fastenedly connected with conductive core；
The conducting bolt is located in horizontal bush；The metal connecting cylinder is located in vertical sleeve.
Wherein, it is described first shielding copper mesh corresponds to second insulator be additionally provided with multiple evaginations first shield copper mesh it is convex
Portion；In first shielding copper mesh protrusion outer end insertion second insulator；The conductive core outer circumference surface and first insulator
It is coated with semiconductive varnish with the outer surface of second insulator.
Wherein, the secondary shielding copper mesh of ground connection is embedded in the wall of the insulating sleeve；The insulating sleeve outer surface spray
It is coated with semiconductive varnish.
Wherein, the first insulator side is provided with ground wire connecting hole and fixed frame mounting hole；The ground wire connects
Hole is connect to be electrically connected with the first shielding copper mesh.
Wherein, the first insulator is cuboid；The second insulator is the cone of vertical first insulator side
Platform shape；One end diameter of the second insulator connection first insulator is more than other end diameter；Setting in the middle part of the conductive core
There is annular groove.
The present invention has the advantages that：
1, the present invention can effectively prevent being moved to insulating sleeve top by the steam that heat dissipation goes out in cable, prevent from insulating
Sleeve is by high electrical breakdown.
What 2, the elastic seal cartridge that the present invention is arranged can be stablized is sealed between metal connecting cylinder and insulating sleeve, obstructs
Steam is to the channel of insulating sleeve top loss.
3, elastic seal cartridge of the invention has thin unprecedented, and it is filled with hydrogen, in metal connecting cylinder heating power mistake
Elastic seal cartridge is heated in journey, hydrogen good coefficient of thermal expansion can expand after hydrogen is heated, to squeeze the interior of elastic seal cartridge
Better banding metal connecting cylinder is enclosed, the outer ring of elastic seal cartridge is squeezed preferably against insulating sleeve inner wall, reinforces sealing effect
Fruit prevents from making steam ooze elastic seal cartridge because of internal temperature raising.
4, the present invention is provided with the first elastic rhampotheca and the second elastic rhampotheca, equally can easily realize mutually elasticity patch
Sealing function is closed, and without additional installation elastic seal cartridge, reduces difficulty of construction.
5, the elastic rhampotheca of of the invention first is by the first thermal deformation layer close to hook portion opening and the far from hook portion opening
The sealing of two thermal deformation layers is mutually close to and is bent, and the caloric deformation rate of the first thermal deformation layer is less than the second thermal deformation layer
Caloric deformation rate, therefore, when heated, the deformation quantity of the first thermal deformation layer is less than the deformation quantity of the second thermal deformation layer, shows as
The hook portion of first elastic rhampotheca is radially tightened, and to closely be hooked together with the second elastic hook set, the heat for using the power on generation is realized
Self-locking seal effect.
6, it is provided with annular groove in the conductive core that is arranged of the present invention, can makes what conductive core more fastened to be embedded first absolutely
In edge body, prevent from loosening.
7, the present invention is provided with the first shielding copper mesh protrusion, and shielded layer can be extended to second insulator, increases and uses
Safety.
8, the present invention is provided with metal connecting cylinder, and the realization that not only can effectively consolidate is electrically connected with cable, Er Qieke
So that the introducing of cable is vertical with second insulator, space availability ratio is improved.
9, the present invention is provided with insulating sleeve, can not only ensure the leakproofness of cable connection, but also can ensure safety,
It prevents from leaking electricity and get an electric shock.
10, semi-conductive layer of the invention uses lacquer spraying technique, can ensure uniformity, saves raw material.
11, the present invention uses built-in complete grounded screen, and outer spray semiconductive varnish, double insulation, double shield, double ground connection are hermetically sealed,
It being capable of complete dummycable environment.
12, structure of the invention is compact, small, meets confined space installation.
13, present invention combination is flexible, and cable is at streamlined arrangement not by mechanical stress state, and safety meets more
Kind wiring requirement.
14, the present invention can realize any current-carrying capacity, unlike material, different-diameter cable combination on one device.
Description of the drawings
Fig. 1 is the cooperation schematic diagram of the cable connecting arrangement of the embodiment of the present invention one；
Fig. 2 is the schematic diagram of the elastic seal cartridge in the embodiment of the present invention one；
Fig. 3 is the cooperation schematic diagram of the cable connecting arrangement of the embodiment of the present invention two；；
Fig. 4 is the schematic diagram of the first elastic rhampotheca and the second elastic rhampotheca cooperation in the embodiment of the present invention two；
Fig. 5 is the schematic diagram of head protector of the present invention, insulating plug and insulating sleeve cooperation；
Fig. 6 is the overlooking structure diagram of first insulator of the present invention and second insulator；
Fig. 7 is the side structure schematic view of first insulator of the present invention and second insulator；
Fig. 8 is the stereoscopic schematic diagram of first insulator of the present invention and second insulator；
Fig. 9 is the section view signal of metal connecting cylinder of the present invention and conducting bolt；
Figure 10 is the structural schematic diagram of conductive core of the present invention；
Figure 11 is the schematic front view after present invention assembling；
Figure 12 is the schematic side view after present invention assembling；
Figure 13 is the structural schematic diagram of the first shielding copper mesh of the present invention.
Reference numeral is expressed as in figure：
1, first insulator；11, it is grounded connecting hole；12, fixed frame mounting hole；2, conductive core；21, wiring slot；22,
Annular groove；3, second insulator；4, the first shielding copper mesh；41, the first shielding copper mesh protrusion；5, cable connecting arrangement；51, golden
Belong to connecting cylinder；511, through-hole；512, end sleeve；52, insulating sleeve；520, insulating plug；521, horizontal bush；522, vertical set
Cylinder；524, head protector；53, conducting bolt；54, stress cone；7, elastic seal cartridge；71, cavity；8, the first elastic rhampotheca；81,
One thermal deformation layer；82, the second thermal deformation layer, 9, cable；10, the second elastic rhampotheca.
Specific implementation mode
It is next in the following with reference to the drawings and specific embodiments that the present invention will be described in detail.
Embodiment one：Referring to Fig. 1,2 and 5 to 13, a kind of cable distribution device, including coupler main body and cable connection dress
Set 5；The more cylindrical conductive cores that the coupler main body includes first insulator 1 and is embedded side by side in first insulator 1
2；2 both ends of the conductive core are stretched out from 1 corresponding two sides of first insulator respectively；The conductive core 2 stretches out the first insulation
Part outside body 1 is coated with second insulator 3；The cable connecting arrangement 5 is including metal connecting cylinder 51 and is set in gold
Belong to the insulating sleeve 52 outside connecting cylinder 51；51 upper end of metal connecting cylinder is detachably electrically connected with conductive core 2, and lower end is and electricity
The end sleeve 512 of 9 end inserting of cable；One is set in stress cone 54 and 52 lower openings adapter sleeve of insulating sleeve outside cable 9
It connects；52 upper opening of the insulating sleeve is socketed with the fastening of second insulator 3；The metal connecting cylinder 51 and insulating sleeve 52 it
Between be provided with the waterproof construction for preventing 9 internal steam of cable from entering in 52 top of insulating sleeve.
Further, referring to Fig. 1 and 2, the waterproof construction includes that fixation is set in 51 lower outer circumferential of metal connecting cylinder
The outer ring of the elastic seal cartridge 7 in face, the elastic seal cartridge 7 is bonded with the inner wall sealing of insulating sleeve 51；The elastic packing
There is the cavity 71 of annular, 71 interior sealing of the cavity to be filled with gas along its perimeter, the gas is preferably hydrogen in set 7.
Further, referring to Fig. 1,5,11,12, the insulating sleeve 52 includes horizontal bush 521 and vertical-horizontal set
The vertical sleeve 522 of 521 setting of cylinder；Described 522 one end of vertical sleeve is connected to horizontal bush 521；The other end and one is set in electricity
The fastening socket of stress cone 54 outside cable 9；521 one end of the horizontal bush is socketed with the fastening of second insulator 3, and the other end is provided with
The insulating plug 520 being set in horizontal bush 521 and the head protector 524 for being located at 520 outer end of insulating plug.
Further, the of 2 external ground of conductive core is enclosed in referring to being also embedded in the first insulator of Fig. 6,7,13 1
One shielding copper mesh 4；2 both ends of the conductive core offer the wiring slot 21 of connecting cable 9 respectively.
Further, the wiring slot of connecting cable 9 is offered respectively referring to 2 both ends of conductive core of Fig. 6,7,8,10
21；51 upper end of metal connecting cylinder is provided with through-hole 511, a conducting bolt 53 pass through through-hole 511 and with 21 spiral shell of wiring slot
Line coordinates, and metal connecting cylinder 51 is made to be fastenedly connected with conductive core 2；The conducting bolt 53 is located in horizontal bush 521；The gold
Belong to connecting cylinder 51 to be located in vertical sleeve 522.
Further, second insulator 3 is corresponded to referring to the first shielding copper mesh 4 of Fig. 6,7,8,13 to be additionally provided with outside multiple
The first convex shielding copper mesh protrusion 41；In first shielding copper mesh protrusion, 41 outer end insertion second insulator 3；The conductive core
2 outer circumference surfaces and the outer surface of first insulator 1 and second insulator 3 are coated with semiconductive varnish.
Further, the secondary shielding copper mesh (not shown) of ground connection is embedded in the wall of the insulating sleeve 52；It is described exhausted
52 outer surface of edge sleeve is coated with semiconductive varnish.
Further, referring to Fig. 7,8,1 side of the first insulator is provided with ground wire connecting hole 11 and fixed frame peace
Fill hole 12；The ground wire connecting hole 11 is electrically connected with the first shielding copper mesh 4.
Further, referring to Fig. 6 to 10, the first insulator 1 is cuboid；The second insulator 3 is vertical
The taper type of 1 side of first insulator；One end diameter that the second insulator 3 connects first insulator 1 is straight more than the other end
Diameter；2 middle part of the conductive core is provided with annular groove 22.
Embodiment two：
Embodiment two and embodiment one the difference is that：
Referring to Fig. 3,4, the waterproof construction includes the first elastic rhampotheca 8 of annular and the second elastic rhampotheca 10 of annular；
The described first elastic fixation of rhampotheca 8 is set in outside 51 lower part of metal connecting cylinder；The hook portion opening direction of described first elastic rhampotheca 8
The lower end of metal connecting cylinder 51；The described second elastic fixation of rhampotheca 10 is set on 52 inner wall of insulating sleeve, second elasticity
The hook portion of rhampotheca 10 is open towards the top of insulating sleeve 52；Insulating sleeve 52 be set in metal connecting cylinder 51 it is outer when, described
One elastic rhampotheca, 8 and second elastic rhampotheca 10, which seals against each other, to be hooked together.
It further, in an assembling process also can be in the mutual hook of 8 and second 10 hook portion of elastic rhampotheca of the first elastic rhampotheca
Waterproof glue is smeared in conjunction face to be made two to hook together face mutually to bond.
Further, the described first elastic rhampotheca 8 can be by the first thermal deformation layer 81 being open close to hook portion and separate hook portion
The second thermal deformation layer 82 sealing of opening is mutually close to and is bent, and the caloric deformation rate of the first thermal deformation layer 81 is less than the
The caloric deformation rate of two thermal deformation layers 82, therefore, when heated, the deformation quantity of the first thermal deformation layer 81 is less than the second thermal deformation layer 82
Deformation quantity, the hook portion for showing as the first elastic rhampotheca 8 is radially tightened, to closely be hooked together with the second elastic rhampotheca 10.
The operation principle of the present invention：
In embodiment one, conducting bolt 53 is screwed into after metal connecting cylinder 51 from wiring slot 21, to fixed
Metal connecting cylinder 51 and conductive core 2 simultaneously are allowed to realize electrical connection；Insulating sleeve 52 is inserted in, so that metal connecting cylinder 51 is located at vertical
In sleeve 522, second insulator 3 and conducting bolt are located in horizontal bush 521；After stress cone 54 is inserted in cable 9, cable 9
Electrical connection is inserted in the end sleeve 512 of 51 lower part of metal connecting cylinder and is realized in end, then by stress cone 54 from vertical sleeve 522
Lower end, which is inserted in, seals fixed cable 9；Insulating plug 520 is filled in into horizontal set from the one end of horizontal bush 521 far from second insulator 3
In cylinder 521；It is sealed by elastic seal cartridge 7 between metal connecting cylinder 51 and vertical sleeve 522, prevents the water in cable 9 in electricity
Steam is flashed to after 9 heating power of cable and enters 52 top of insulating sleeve, the accidents such as electric leakage breakdown is caused, due to elastic seal cartridge 7
It is inside provided with cavity 71, therefore elastic seal cartridge 7, the hydrogen in cavity 71 can be heated during metal 51 heating power of connecting cylinder
Gas coefficient of thermal expansion is high, can be expanded after heated, the better banding metal connecting cylinder 51 of the inner ring to squeeze elastic seal cartridge 7, squeezes
Sealing effect preferably against 52 inner wall of insulating sleeve, is reinforced in the outer ring of compression elasticity sealing shroud 7, prevents from making because of internal temperature raising
Steam oozed elastic seal cartridge 7.
In embodiment two, insulating sleeve 52 be sleeved on metal connecting cylinder 51 it is outer when, the first elastic 8 and second elastic hook of rhampotheca
The hook portion of set 10 mutually hooks together, and mutual elastic fit plays sealing function under external stress.
Example the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of cable distribution device, including coupler main body and cable connecting arrangement (5)；The coupler main body includes first exhausted
Edge body (1) and more cylindrical conductive cores (2) being embedded side by side in first insulator (1)；Conductive core (2) the both ends difference
It is stretched out from the corresponding two sides of first insulator (1)；The conductive core (2) stretches out the part outsourcing of first insulator (1) outside
It is covered with second insulator (3)；The cable connecting arrangement (5) includes metal connecting cylinder (51) and is set in metal connecting cylinder
(51) outside insulating sleeve (52)；Metal connecting cylinder (51) upper end is detachably electrically connected with conductive core (2), and lower end is and electricity
The end sleeve (512) of cable (9) end inserting；One is set in the stress cone (54) of cable (9) outside and insulating sleeve (52) lower part
Opening fastening socket；Insulating sleeve (52) upper opening is socketed with second insulator (3) fastening；It is characterized in that：It is described
Being provided between metal connecting cylinder (51) and insulating sleeve (52) prevents cable (9) internal steam from entering insulating sleeve (52) top
Interior waterproof construction.
2. a kind of cable distribution device as described in claim 1, it is characterised in that：The waterproof construction includes that fixation is set in gold
Belong to the elastic seal cartridge (7) in connecting cylinder (51) lower outer circumferential face, outer ring and the insulating sleeve (51) of the elastic seal cartridge (7)
Inner wall sealing fitting；It is close along cavity (71) of its perimeter with annular, the cavity (71) in the elastic seal cartridge (7)
Packing is filled with gas.
3. a kind of cable distribution device as described in claim 1, it is characterised in that：The waterproof construction includes the first bullet of annular
Property rhampotheca (8) and annular the second elastic rhampotheca (10)；Described first elastic rhampotheca (8) fixation is set in metal connecting cylinder (51)
Outside lower part；Lower end of the hook portion opening of described first elastic rhampotheca (8) towards metal connecting cylinder (51)；Described second elastic rhampotheca
(10) fixation is set on insulating sleeve (52) inner wall, and the hook portion of the described second elastic rhampotheca (10) is open towards insulating sleeve
(52) top；Insulating sleeve (52) be set in metal connecting cylinder (51) it is outer when, the first elastic rhampotheca (8) and second elastic
Rhampotheca (10), which seals against each other, to be hooked together.
4. a kind of cable distribution device as described in claims 1 to 3 any claim, it is characterised in that：The insulating sleeve
(52) include horizontal bush (521) and vertical-horizontal sleeve (521) setting vertical sleeve (522)；The vertical sleeve
(522) one end connection horizontal bush (521)；The other end and one is set in stress cone (54) the fastening socket of cable (9) outside；It is described
Horizontal bush (521) one end is socketed with second insulator (3) fastening, and the other end, which is provided with, to be set in horizontal bush (521)
Insulating plug (520) and the head protector (524) for being located at insulating plug (520) outer end.
5. a kind of cable distribution device as claimed in claim 4, it is characterised in that：It is also embedded in the first insulator (1)
It is enclosed in the first shielding copper mesh (4) of conductive core (2) external ground；Conductive core (2) both ends offer connecting cable (9) respectively
Wiring slot (21).
6. a kind of cable distribution device as claimed in claim 5, it is characterised in that：Conductive core (2) both ends offer respectively
The wiring slot (21) of connecting cable (9)；Metal connecting cylinder (51) upper end is provided with through-hole (511), a conducting bolt
(53) pass through through-hole (511) and with wiring slot (21) screw-thread fit, so that metal connecting cylinder (51) and conductive core (2) is fastened and connect
It connects；The conducting bolt (53) is located in horizontal bush (521)；The metal connecting cylinder (51) is located in vertical sleeve (522).
7. a kind of cable distribution device as claimed in claim 6, it is characterised in that：The first shielding copper mesh (4) corresponding second
Insulator (3) is additionally provided with the first shielding copper mesh protrusion (41) of multiple evaginations；First shielding copper mesh protrusion (41) outer end
In embedded second insulator (3)；Conductive core (2) outer circumference surface and first insulator (1) and second insulator (3) it is outer
Surface is coated with semiconductive varnish.
8. a kind of cable distribution device as claimed in claim 7, it is characterised in that：It is embedded in the wall of the insulating sleeve (52)
The secondary shielding copper mesh (523) of ground connection；Insulating sleeve (52) outer surface is coated with semiconductive varnish.
9. a kind of cable distribution device as claimed in claim 8, it is characterised in that：First insulator (1) side is provided with
It is grounded connecting hole (11) and fixed frame mounting hole (12)；The ground wire connecting hole (11) is electrically connected with the first shielding copper mesh (4)
It connects.
10. a kind of cable distribution device as claimed in claim 9, it is characterised in that：The first insulator (1) is cuboid
Shape；The second insulator (3) is the taper type of vertical first insulator (1) side；Second insulator (3) connection first
One end diameter of insulator (1) is more than other end diameter；It is provided with annular groove (22) in the middle part of the conductive core (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810814857.5A CN108767535A (en) | 2018-07-23 | 2018-07-23 | A kind of cable distribution device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810814857.5A CN108767535A (en) | 2018-07-23 | 2018-07-23 | A kind of cable distribution device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108767535A true CN108767535A (en) | 2018-11-06 |
Family
ID=63971203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810814857.5A Pending CN108767535A (en) | 2018-07-23 | 2018-07-23 | A kind of cable distribution device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108767535A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113674934A (en) * | 2021-07-23 | 2021-11-19 | 河北光兴半导体技术有限公司 | Insulating connecting device for metal flue, metal flue assembly and kiln |
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