CN204706853U - The T-shaped wall bushing of internal thread - Google Patents
The T-shaped wall bushing of internal thread Download PDFInfo
- Publication number
- CN204706853U CN204706853U CN201520458102.8U CN201520458102U CN204706853U CN 204706853 U CN204706853 U CN 204706853U CN 201520458102 U CN201520458102 U CN 201520458102U CN 204706853 U CN204706853 U CN 204706853U
- Authority
- CN
- China
- Prior art keywords
- shaped
- rigid insulation
- insulation body
- internal thread
- bonding conductor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009413 insulation Methods 0.000 claims abstract description 65
- 239000004020 conductor Substances 0.000 claims abstract description 35
- 230000010354 integration Effects 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims description 12
- 238000009434 installation Methods 0.000 abstract description 5
- 238000003032 molecular docking Methods 0.000 abstract description 4
- 239000011810 insulating material Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
Abstract
The utility model discloses the T-shaped wall bushing of a kind of internal thread, comprise the T-shaped body of T-shaped bonding conductor and its outside supporting T-shaped rigid insulation body integration, three connecting interfaces of T-shaped bonding conductor are internal thread interface, the respective direction length that it is all less than T-shaped rigid insulation body with the length in three directions is embedded in T-shaped rigid insulation body, makes the end of T-shaped rigid insulation body form arc control device.The head outer wall of T-shaped rigid insulation body has the connecting ring in strap bolt hole.T-shaped body is before installation through walls is fixing, and electric power incoming line cable is first connected as one by the internal thread interface in Wiring nose and T-shaped bonding conductor bar portion, and mechanical stability is strong.T-shaped bonding conductor and power outlet cable connecting terminals and be all in arc control device by the tie point of feed cable splicing ear, only contact insulating material during operated by personnel, can charged docking operation be carried out, improve processing safety, reduce power failure range, improve power supply reliability.
Description
Technical field
The utility model relates to a kind of cable branch box wall bushing, is specifically related to the T-shaped wall bushing of a kind of internal thread with electrical connection.
Background technology
Current cable branch box is using wedge solenoid type wall bushing as connection busbar, and American cable branch box using screw type wall bushing as connection busbar, then realizes cable branch or switching by the connecting elements be connected with wall bushing.The wall bushing of two kinds of structures is linear structure, incoming power cable is connected with wall bushing by front connector and conducting rod, be connected with wall bushing by rear joint and conducting rod by feed cable, then front connector and rear joint are connected with other joint by transition joint and conducting rod, conducting rod and front, rear joint and transition joint are split part, following defect is there is: conducting rod part connects and the connection of outer insulations need be carried out one by one when connecting, operation is loaded down with trivial details, and it is poor that feed cable can be caused to connect rear stability, must have a power failure when connecting in addition, electrical connection can not be with, affect power supply reliability, cause economic loss.
Utility model content
The purpose of this utility model is to provide a kind of electric power incoming line cable and wall bushing integrated machine stability is strong, the T-shaped wall bushing that chargedly can carry out docking operation, improves processing safety and power supply reliability.
The utility model discloses the T-shaped wall bushing of a kind of internal thread, comprise the T-shaped body of T-shaped bonding conductor and its outside supporting T-shaped rigid insulation body integration, T-shaped bonding conductor is all embedded in T-shaped rigid insulation body no longer than the respective direction length of T-shaped rigid insulation body with the length in three directions, makes the end of T-shaped rigid insulation body form arc control device; Three link syndetons of T-shaped bonding conductor are internal thread hole, and the head outer wall of T-shaped rigid insulation body has the connecting ring in strap bolt hole; The bar portion internal thread hole of electric power incoming line cable and T-shaped bonding conductor connects as one, and one end of T-shaped body head connects power outlet cable connecting terminals, the other end connects by feed cable splicing ear.
Head and the bar portion of described T-shaped rigid insulation body are straight tube, T-shaped through hole is had in it, described T-shaped bonding conductor is flush-mounted in T-shaped through hole, the lower end in T-shaped rigid insulation body rod portion is cable joining room, be furnished with stress tube in cable joining room, the outer wall bottom of corresponding cable joining room has ground lead connecting hole, end to be connected with rigid insulation capping by external screw thread.
The head two ends of described T-shaped body are supporting protection enclosure cover, protection enclosure cover to be vertical sectional shape be U-shaped rigid insulation body and be flush-mounted in the single piece of metal screw of its axial centre, and the outer face of metal screw is positioned at the openend port of rigid insulation body.
The periphery that described protection enclosure cover is threaded with the internal thread interface of described T-shaped bonding conductor head with metal screw, the openend of rigid insulation body is placed on described T-shaped rigid insulation body.
In the U-shaped opening of described rigid insulation body, supportingly on metal screw there is rubber blanket.
The axial centre of described rigid insulation capping has the shoulder hole passed for electric power incoming line cable, and the bigger diameter end inwall of shoulder hole has the internal thread supporting with described T-shaped rigid insulation body rod portion end.
T-shaped body of the present utility model is before installation through walls is fixing, and electric power incoming line cable is first connected as one by the internal thread hole interface in Wiring nose and T-shaped bonding conductor bar portion, and mechanical stability is strong.Protection enclosure cover is taken off during installation through walls; by head one end of T-shaped body through the installing hole on cable branch separator for container; again the bolt hole on external for T-shaped rigid insulation wall connecting ring and the bolt hole on cable branch separator for container are aligned, by the bolt and corresponding nut passing bolt hole, T-shaped rigid insulation body is fixed on dividing plate.
Due to the integral part that T-shaped body is T-shaped bonding conductor and T-shaped rigid insulation body, and the length of T-shaped rigid insulation body is greater than the length of T-shaped bonding conductor, namely T-shaped bonding conductor is by the inside of insulation and obturation in T-shaped rigid insulation body, the end of T-shaped rigid insulation body forms arc control device, the tie point of T-shaped bonding conductor is all in arc control device, only insulating material is contacted during operated by personnel, thus can charged docking operation be carried out, improve processing safety, reduce power failure range, improve power supply reliability.
With protection enclosure cover encapsulation before the utility model uses, make the T-shaped bonding conductor in T-shaped rigid insulation body keep clean dry, also avoid the screw thread of T-shaped bonding conductor to be damaged simultaneously.Arranging of rubber blanket can prevent loosening and having waterproof and dampproof effect of protection enclosure cover.
Accompanying drawing explanation
Fig. 1 is the detonation configuration schematic diagram of the utility model embodiment.
Embodiment
As shown in Figure 1, present embodiment discloses the T-shaped wall bushing of a kind of internal thread, comprise the T-shaped body of T-shaped bonding conductor 1 and its outside supporting T-shaped rigid insulation body 2 integration, the respective direction length that T-shaped bonding conductor 1 is all less than T-shaped rigid insulation body 2 with the length in three directions is embedded in T-shaped rigid insulation body 2.Head and three, the bar portion connecting interface of T-shaped bonding conductor 1 are internal thread interface.Head and the bar portion of T-shaped rigid insulation body 2 are straight tube, and head outer wall has the connecting ring 21 in strap bolt hole.Have T-shaped through hole in T-shaped rigid insulation body 2, T-shaped bonding conductor 1 is flush-mounted in T-shaped through hole.The lower end in T-shaped rigid insulation body 2 bar portion is cable joining room, stress tube is furnished with in cable joining room, the outer wall bottom of corresponding cable joining room has ground connection to be cable joining room 22, stress tube 3 is furnished with in cable joining room 22, corresponding cable joining room 22 outer wall bottom has ground lead to connect 23 holes, end is connected with rigid insulation capping 4 by external screw thread, the axial centre of rigid insulation capping 4 has the shoulder hole passed for electric power incoming line cable, and the bigger diameter end inwall of shoulder hole has the internal thread supporting with T-shaped rigid insulation body 2 bar portion end.
The head two ends of T-shaped body are supporting protection enclosure cover 5; protection enclosure cover 5 for vertical sectional shape be the single piece of U-shaped rigid insulation body 51 and the metal screw 52 being flush-mounted in its axial centre; the outer face of metal screw 52 is positioned at the openend port of rigid insulation body 51; metal screw 52 is threaded with the internal thread interface of T-shaped bonding conductor 1 head, and the openend of rigid insulation body 51 is placed on the periphery of T-shaped rigid insulation body 2.
Before protection enclosure cover is connected with T-shaped body, in the U-shaped opening of protection enclosure cover 5 rigid insulation body 51, supportingly on metal screw 52 there is rubber blanket 6.
T-shaped body is before installation through walls is fixing, and electric power incoming line cable is connected as one by the internal thread interface in Wiring nose and T-shaped bonding conductor bar portion: first cable is inserted in capping, then packing ring, stress tube are inserted in cable; Wiring nose is inserted in cable core, crimps integral with cable core; Wiring nose is inserted cable joining room, rotates T-shaped wall bushing by Wiring nose fix tightly; Stress tube advance cable joining room, capping is tightened, cable and T-shaped wall bushing integral.Protection enclosure cover is taken off during installation through walls; by head one end of T-shaped body through the installing hole on cable branch separator for container; again the bolt hole on external for T-shaped rigid insulation wall connecting ring and the bolt hole on cable branch separator for container are aligned, by the bolt and corresponding nut passing bolt hole, T-shaped rigid insulation body is fixed on dividing plate.
Due to the integral part that T-shaped body is T-shaped bonding conductor and T-shaped rigid insulation body, and the length of T-shaped rigid insulation body is greater than the length of T-shaped bonding conductor, namely T-shaped bonding conductor is by the inside of insulation and obturation in T-shaped rigid insulation body, the end of T-shaped rigid insulation body forms arc control device, the tie point of T-shaped bonding conductor is all in arc control device, during operated by personnel, only contacts insulating material, thus can charged docking operation be carried out, reduce power failure range, improve power supply reliability.
With protection enclosure cover encapsulation before the utility model uses, make the T-shaped bonding conductor in T-shaped rigid insulation body keep clean dry, also avoid the screw thread of T-shaped bonding conductor to be damaged simultaneously.Arranging of rubber blanket can prevent loosening and having waterproof and dampproof effect of protection enclosure cover.
Claims (6)
1. the T-shaped wall bushing of internal thread, it is characterized in that: it comprises the T-shaped body of T-shaped bonding conductor and its outside supporting T-shaped rigid insulation body integration, T-shaped bonding conductor is all embedded in T-shaped rigid insulation body no longer than the respective direction length of T-shaped rigid insulation body with the length in three directions, three link syndetons of T-shaped bonding conductor are internal thread hole, and the head outer wall of T-shaped rigid insulation body has the connecting ring in strap bolt hole; The bar portion internal thread hole of electric power incoming line cable and T-shaped bonding conductor connects as one, and one end of T-shaped body head connects power outlet cable connecting terminals, the other end connects by feed cable splicing ear.
2. the T-shaped wall bushing of internal thread according to claim 1, it is characterized in that: head and the bar portion of described T-shaped rigid insulation body are straight tube, T-shaped through hole is had in it, described T-shaped bonding conductor is flush-mounted in T-shaped through hole, the lower end in T-shaped rigid insulation body rod portion is cable joining room, be furnished with stress tube in cable joining room, the outer wall bottom of corresponding cable joining room has ground lead connecting hole, end to be connected with rigid insulation capping by external screw thread.
3. the T-shaped wall bushing of internal thread according to claim 2; it is characterized in that: the head two ends of described T-shaped body are supporting protection enclosure cover; protection enclosure cover to be vertical sectional shape be U-shaped rigid insulation body and be flush-mounted in the single piece of metal screw of its axial centre, the outer face of metal screw is positioned at the openend port of rigid insulation body.
4. the T-shaped wall bushing of internal thread according to claim 3, is characterized in that: the periphery that described protection enclosure cover is threaded with the internal thread interface of described T-shaped bonding conductor head with metal screw, the openend of rigid insulation body is placed on described T-shaped rigid insulation body.
5. the T-shaped wall bushing of internal thread according to claim 3, is characterized in that: in the U-shaped opening of described rigid insulation body, supportingly on metal screw have rubber blanket.
6. the T-shaped wall bushing of internal thread according to claim 3, it is characterized in that: the axial centre of described rigid insulation capping has the shoulder hole passed for electric power incoming line cable, the bigger diameter end inwall of shoulder hole has the internal thread supporting with described T-shaped rigid insulation body rod portion end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520458102.8U CN204706853U (en) | 2015-06-30 | 2015-06-30 | The T-shaped wall bushing of internal thread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520458102.8U CN204706853U (en) | 2015-06-30 | 2015-06-30 | The T-shaped wall bushing of internal thread |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204706853U true CN204706853U (en) | 2015-10-14 |
Family
ID=54286447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520458102.8U Active CN204706853U (en) | 2015-06-30 | 2015-06-30 | The T-shaped wall bushing of internal thread |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204706853U (en) |
-
2015
- 2015-06-30 CN CN201520458102.8U patent/CN204706853U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201466245U (en) | Cable plug-pull head featuring convenient operation | |
| CN204991997U (en) | Power cable connecting terminal sub -assembly | |
| CN204696266U (en) | Power cable L-type splicing ear component | |
| CN104901033A (en) | Method for parallel-connection network access of cable branch box or ring main unit and T-shaped shunt device | |
| CN204760996U (en) | Power cable T type connecting terminal | |
| CN204732841U (en) | Cable branch box shunting wall bushing and connecting assembly thereof | |
| CN204706853U (en) | The T-shaped wall bushing of internal thread | |
| CN204885746U (en) | Transition joint who connects electrical equipment binding post and external conductor | |
| CN204732629U (en) | The quick connecting elements of insulation of electrical installation | |
| CN204732816U (en) | The T-shaped wall bushing of external screw thread | |
| CN205070032U (en) | Insulated wire connecting terminal component that can connect with electricity | |
| CN204696598U (en) | Cable branch box wall bushing and the part that is combined through series connection thereof | |
| CN204760567U (en) | Insulated wire L type connecting terminal | |
| CN204706866U (en) | The T-shaped splicing ear head of power cable | |
| CN204793990U (en) | T type wall bushing | |
| CN204760585U (en) | T type connecting terminal that electrical equipment connects | |
| CN204481277U (en) | European cable branch box band electrical connector | |
| CN204741258U (en) | Power cable T type connecting terminal component | |
| CN204741099U (en) | T type connecting terminal component for electrical equipment | |
| CN204732815U (en) | External screw thread many shunt wall bushing | |
| CN204696637U (en) | Power cable linear pattern splicing ear | |
| CN206585143U (en) | Terminal box | |
| CN204696257U (en) | The T-shaped connecting elements of electric equipment | |
| CN104993435B (en) | Cable branch box wall bushing and its part that is combined through series connection | |
| CN204732588U (en) | The T-shaped splicing ear head of electric equipment joint |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |