CN202550095U - Mineral-insulated cable branch connecting mechanism - Google Patents
Mineral-insulated cable branch connecting mechanism Download PDFInfo
- Publication number
- CN202550095U CN202550095U CN2012201447112U CN201220144711U CN202550095U CN 202550095 U CN202550095 U CN 202550095U CN 2012201447112 U CN2012201447112 U CN 2012201447112U CN 201220144711 U CN201220144711 U CN 201220144711U CN 202550095 U CN202550095 U CN 202550095U
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- locking wire
- wire end
- insulated cable
- branch
- fastening nut
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Abstract
The utility model discloses a mineral-insulated cable branch connecting mechanism and relates to the technical field of power facilities. The mineral-insulated cable branch connecting mechanism comprises a conductive connecting body, wherein the conductive connecting body is provided with wire locking end parts; each wire locking end part is provided with a conical fastening ring and a fastening nut; each conical fastening ring is provided with a conical retaining surface and is provided with a locking hole and a movable opening; each fastening nut is provided with a conical hole; each fastening nut is screwed with a corresponding wire locking end part; and the conical fastening ring is clamped by the fastening nut and the corresponding wire locking end part. During connection, each conical fastening ring is clamped by the fastening nut and the wire locking end part, and a copper conductor end part of a mineral-insulated cable is locked by the locking hole, so that each wire locking end part is matched with the corresponding conical fastening ring and the fastening nut, and cable joints required to be connected are firmly and stably connected together. In addition, various parts of the connecting mechanism are connected in a conveniently detachable mode; and moreover, the mineral-insulated cable branch connecting mechanism has the advantages of being convenient and quick in detachment and firm and stable in wire locking.
Description
Technical field
The utility model relates to the electric power facility technical field, relates in particular to a kind of mineral insulated cable branch bindiny mechanism.
Background technology
In the laying of existing large common facility and skyscraper power cable, to Electrical Safety and occasions with higher fireproof requirements, its branch joint of employed mineral insulated cable normally adopts the mode of distribution box to carry out branch; The distribution box cost of manufacture of mineral insulated cable is high, and difficulty of processing is big, and distribution box outward appearance volume is also big; And poor stability, because the fire resistance of mineral insulated cable is outstanding, therefore the fire resistance rating of the distribution box of traditional mineral insulated cable does not reach the fire resistance rating of fireproof cable; To the effect of the fire resistance performance that makes the whole piece power circuit less than maximum, for reach maximized fire resistance can, even adopt parallel laying of many cables and the mode of not carrying out branch or reducing branch connects up; Its many cables are parallel to be laid, and cause difficulty of construction big, and cost is high; The main line crane span structure is big; It is irregular to connect up, and is difficult to the industry instructions for use that reaches safe and reliable, makes the use of mineral insulated cable in electric power facility receive restriction.
For mineral insulated cable branch joint, can its inner branch bindiny mechanism firmly and stably lock the cable joint of required access, become the important indicator of weighing mineral insulated cable branch joint quality quality.
The utility model content
The purpose of the utility model is that the deficiency to prior art provides a kind of mineral insulated cable branch bindiny mechanism, and this mineral insulated cable branch bindiny mechanism can be firmly and stably with the cable joint locking of required access, and easy to loading and unloading.
For achieving the above object, the utility model is realized through following technical scheme.
A kind of mineral insulated cable branch bindiny mechanism; Include conductive connection body; Connect body and be provided with the locking wire end that the cable joint quantity with required access is complementary, each locking wire end is fitted with taper dead ring and fastening nut respectively, and the taper dead ring is provided with the taper block face of cone-shaped; The taper dead ring offers the locking hole of the copper conductor end that is used for locking cable and the active open that runs through the hole wall of locking hole fully; Fastening nut offers the bellmouth that matches with the taper block face, and fastening nut is spirally connected with corresponding locking wire end, and the taper dead ring is installed between fastening nut and the corresponding locking wire end.
Wherein, said connection body be provided with two over against the locking wire end.
Wherein, the T-shaped shape of said connection body, three epitaxial end portions that connect body are provided with the locking wire end respectively.
Wherein, said connection body includes a matrix and a branch body, and the both ends of matrix are provided with the locking wire end respectively, and an end of branch body is provided with the locking wire end, and the other end and the matrix of branch body are spirally connected.
Wherein, said connection body is cross shape, and four epitaxial end portions that connect body are provided with the locking wire end respectively.
Wherein, said connection body includes a matrix and two branch bodies, and the both ends of matrix are provided with the locking wire end respectively, and an end of branch body is provided with the locking wire end, and the other end and the matrix of branch body are spirally connected.
The beneficial effect of the utility model is: the described a kind of mineral insulated cable branch of the utility model bindiny mechanism; Include conductive connection body; Connect body and be provided with the locking wire end that the cable joint quantity with required access is complementary; Each locking wire end is fitted with taper dead ring and fastening nut respectively; The taper dead ring is provided with the taper block face of cone-shaped, and the taper dead ring offers the locking hole of the copper conductor end that is used for locking cable and the active open that runs through the hole wall of locking hole fully, and fastening nut offers the bellmouth that matches with the taper block face; Fastening nut is spirally connected with corresponding locking wire end, and the taper dead ring is installed between fastening nut and the corresponding locking wire end.During connection; The taper dead ring is by fastening nut and locking wire end chucking and through the copper conductor end locking of locking hole with mineral insulated cable, each locking wire end and taper dead ring accordingly and fastening nut cooperates and the cable joint of each required access firmly and stably is connected together; In addition, but each part of the utility model adopts the mode of conveniently assemble and disassemble to connect; Comprehensive above-mentioned situation can know, the utlity model has the advantage of quick, locking wire firm, stable easy to loading and unloading.
Description of drawings
Utilize accompanying drawing to come the utility model is further explained below, but the embodiment in the accompanying drawing does not constitute any restriction to the utility model.
Fig. 1 is the structural representation of first kind of execution mode of the utility model.
Fig. 2 is the structural representation of the taper dead ring of the utility model.
Fig. 3 is the structural representation of second kind of execution mode of the utility model.
Fig. 4 is the structural representation of the third execution mode of the utility model.
In Fig. 1 to Fig. 4, include:
1---connects body 11---matrix 12---branch body
2---locking wire end 3---taper dead ring 31---taper block faces
32---locking hole 33---active open 4---fastening nuts
41---bellmouth 5---copper conductor.
Embodiment
Come the utility model is described below in conjunction with concrete execution mode.
Embodiment one; As shown in Figure 1; A kind of mineral insulated cable branch bindiny mechanism includes conductive connection body 1; This mineral insulated cable branch bindiny mechanism is applied to corresponding mineral insulated cable branch joint and is used for the cable joint of two mineral insulated cables is connected together, and is concrete: connect body 1 be provided with two over against locking wire end 2, wherein; Each locking wire end 2 is fitted with taper dead ring 3 and fastening nut 4 respectively; Taper dead ring 3 is provided with the taper block face 31 of cone-shaped, and taper dead ring 3 offers the locking hole 32 of copper conductor 5 ends that are used for locking cable and the active open 33 that runs through the hole wall of locking hole 32 fully, and fastening nut 4 offers the bellmouth 41 that matches with taper block face 31; Fastening nut 4 is spirally connected with corresponding locking wire end 2, and taper dead ring 3 is installed between fastening nut 4 and the corresponding locking wire end 2.
Come present embodiment one is at length explained below in conjunction with concrete assembling process; Be specially: copper sheath and magnesia insulating barrier are peelled off in the end of the cable joint of insulation mineral cable to be accessed; Copper conductor 5 ends of cable joint are inserted in the locking hole 32 of taper dead ring 3, are screwed in fastening nut 4 and corresponding locking wire end 2, at this moment; The bellmouth 41 of fastening nut 4 is replaced the taper block face 31 of taper dead ring 3; The bottom surface of taper dead ring 3 and locking wire end 2 butts, under fastening nut 4 snap actions, active open 33 little by little dwindles; Locking hole 32 is little by little held copper conductor 5 ends of cable joint tightly and is finally made copper conductor 5 ends lock onto locking wire end 2 tightly, copper conductor 5 ends be connected body 1 and connect and finish.
Comprehensive above-mentioned situation can know, each locking wire end 2 of the mineral insulated cable branch bindiny mechanism of present embodiment one and corresponding taper dead ring 3 and fastening nut 4 cooperates and the cable joint of each required access firmly and stably is connected together; In addition, but each part of present embodiment one adopts the mode of conveniently assemble and disassemble to connect; Comprehensive above-mentioned situation can know, the mineral insulated cable branch bindiny mechanism of present embodiment one has the advantage of quick, locking wire firm, stable easy to loading and unloading.
Embodiment two, and is as shown in Figure 3, and present embodiment two is with the difference of embodiment one: be connected body 1 T-shaped shape, three epitaxial end portions that connect body 1 are provided with locking wire end 2 respectively; Concrete, connecting body 1 and include a matrix 11 and a branch body 12, the both ends of matrix 11 are provided with locking wire end 2 respectively, and an end of branch body 12 is provided with locking wire end 2, and the other end of branch body 12 and matrix 11 are spirally connected.
The mineral insulated cable branch bindiny mechanism of present embodiment two is used for the cable joint of three mineral insulated cables is connected together; Wherein, The centre position of matrix 11 offers the connection screw; The end of branch body 12 offers external screw thread, and branch body 12 is spirally connected with the screw that is connected of matrix 11 through its external screw thread end.The mineral insulated cable branch bindiny mechanism of present embodiment two adopts split-type design, is easy to loading and unloading.
Embodiment three, and is as shown in Figure 4, and present embodiment three is with the difference of embodiment one: be connected body 1 and be cross shape, four epitaxial end portions that connect body 1 are provided with locking wire end 2 respectively; Concrete, connecting body 1 and include a matrix 11 and two branch bodies 12, the both ends of matrix 11 are provided with locking wire end 2 respectively, and an end of branch body 12 is provided with locking wire end 2, and the other end of branch body 12 and matrix 11 are spirally connected.
The mineral insulated cable branch bindiny mechanism of present embodiment three is used for the cable joint of four mineral insulated cables is connected together; Wherein, The centre position of matrix 11 offers the connection screw that runs through fully; The end of two branch bodies 12 offers external screw thread respectively, and two branch bodies 12 are spirally connected with the screw that is connected of matrix 11 respectively through its male end portion.The mineral insulated cable branch bindiny mechanism of present embodiment three adopts split-type design, is easy to loading and unloading.
Above content is merely the preferred embodiment of the utility model; For those of ordinary skill in the art; According to the thought of the utility model, the part that on embodiment and range of application, all can change, this description should not be construed as the restriction to the utility model.
Claims (6)
1. mineral insulated cable branch bindiny mechanism; Include conductive connection body (1); It is characterized in that: connect body (1) and be provided with the locking wire end (2) that the cable joint quantity with required access is complementary; Each locking wire end (2) is fitted with taper dead ring (3) and fastening nut (4) respectively; Taper dead ring (3) is provided with the taper block face (31) of cone-shaped; Taper dead ring (3) offers the locking hole (32) of copper conductor (5) end that is used for locking cable and the active open (33) that runs through the hole wall of locking hole (32) fully; Fastening nut (4) offers the bellmouth (41) that matches with taper block face (31), and fastening nut (4) is spirally connected with corresponding locking wire end (2), and taper dead ring (3) is installed between fastening nut (4) and the corresponding locking wire end (2).
2. a kind of mineral insulated cable branch according to claim 1 bindiny mechanism is characterized in that: said connection body (1) be provided with two over against locking wire end (2).
3. a kind of mineral insulated cable branch according to claim 1 bindiny mechanism, it is characterized in that: the T-shaped shape of said connection body (1), three epitaxial end portions that connect body (1) are provided with locking wire end (2) respectively.
4. a kind of mineral insulated cable branch according to claim 3 bindiny mechanism; It is characterized in that: said connection body (1) includes a matrix (11) and a branch body (12); The both ends of matrix (11) are provided with locking wire end (2) respectively; One end of branch body (12) is provided with locking wire end (2), and the other end of branch body (12) and matrix (11) are spirally connected.
5. a kind of mineral insulated cable branch according to claim 1 bindiny mechanism, it is characterized in that: said connection body (1) is cross shape, and four epitaxial end portions that connect body (1) are provided with locking wire end (2) respectively.
6. a kind of mineral insulated cable branch according to claim 5 bindiny mechanism; It is characterized in that: said connection body (1) includes a matrix (11) and two branch bodies (12); The both ends of matrix (11) are provided with locking wire end (2) respectively; One end of branch body (12) is provided with locking wire end (2), and the other end of branch body (12) and matrix (11) are spirally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201447112U CN202550095U (en) | 2012-04-09 | 2012-04-09 | Mineral-insulated cable branch connecting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201447112U CN202550095U (en) | 2012-04-09 | 2012-04-09 | Mineral-insulated cable branch connecting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202550095U true CN202550095U (en) | 2012-11-21 |
Family
ID=47170671
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201447112U Expired - Fee Related CN202550095U (en) | 2012-04-09 | 2012-04-09 | Mineral-insulated cable branch connecting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202550095U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103311685A (en) * | 2013-04-18 | 2013-09-18 | 占行波 | Wire branch connector |
| CN105161877A (en) * | 2013-04-18 | 2015-12-16 | 江苏省电力公司常州供电公司 | Binding post connection structure of grounding leading line |
| EP3038217A1 (en) * | 2014-11-26 | 2016-06-29 | Rolls-Royce plc | Minerally insulated cable connector |
| CN106654627A (en) * | 2016-01-15 | 2017-05-10 | 赵牧青 | Power stringing armor clamp |
| CN106654606A (en) * | 2016-01-15 | 2017-05-10 | 赵牧青 | High-voltage electric power stringing armor clamp |
| CN106121572B (en) * | 2016-08-22 | 2018-05-18 | 王莉 | Fusible formula safety joint instrument |
| CN109217011A (en) * | 2018-08-13 | 2019-01-15 | 四川瑞可达连接系统有限公司 | C-shaped locking device and its connector |
-
2012
- 2012-04-09 CN CN2012201447112U patent/CN202550095U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103311685A (en) * | 2013-04-18 | 2013-09-18 | 占行波 | Wire branch connector |
| CN105161877A (en) * | 2013-04-18 | 2015-12-16 | 江苏省电力公司常州供电公司 | Binding post connection structure of grounding leading line |
| CN103311685B (en) * | 2013-04-18 | 2016-04-13 | 占行波 | wire branch connector |
| EP3038217A1 (en) * | 2014-11-26 | 2016-06-29 | Rolls-Royce plc | Minerally insulated cable connector |
| US9543690B2 (en) | 2014-11-26 | 2017-01-10 | Rolls-Royce Plc | Minerally insulated cable connector |
| CN106654627A (en) * | 2016-01-15 | 2017-05-10 | 赵牧青 | Power stringing armor clamp |
| CN106654606A (en) * | 2016-01-15 | 2017-05-10 | 赵牧青 | High-voltage electric power stringing armor clamp |
| CN106654609A (en) * | 2016-01-15 | 2017-05-10 | 赵牧青 | High-voltage power stringing fitting |
| CN106121572B (en) * | 2016-08-22 | 2018-05-18 | 王莉 | Fusible formula safety joint instrument |
| CN109217011A (en) * | 2018-08-13 | 2019-01-15 | 四川瑞可达连接系统有限公司 | C-shaped locking device and its connector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: DONGGUAN ZHONGYA CABLE CO., LTD. Free format text: FORMER OWNER: GUANGDONG NEW FIELD CABLE CO., LTD. Effective date: 20140422 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140422 Address after: 523000 Guangdong province Dongguan City Chudo Zhen Dong Bo Cun new Wai Industrial Zone Patentee after: Dongguan Zhongya Cable Co., Ltd. Address before: 523000 Guangdong city of Dongguan Province Wang Xian Gaobu Town Village Road Patentee before: Guangdong New Field Cable Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121121 Termination date: 20160409 |