CN107069254A - A kind of power transmission and distribution splicing fitting - Google Patents
A kind of power transmission and distribution splicing fitting Download PDFInfo
- Publication number
- CN107069254A CN107069254A CN201611085162.5A CN201611085162A CN107069254A CN 107069254 A CN107069254 A CN 107069254A CN 201611085162 A CN201611085162 A CN 201611085162A CN 107069254 A CN107069254 A CN 107069254A
- Authority
- CN
- China
- Prior art keywords
- paw
- core pipe
- radial direction
- ring
- wedge
- 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.)
- Withdrawn
Links
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
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/03—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations
- H01R11/09—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the relationship between the connecting locations the connecting locations being identical
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/06—Mounting, supporting or suspending transformers, reactors or choke coils not being of the signal type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase ac
- H01F38/24—Voltage transformers
- H01F38/26—Constructions
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R11/00—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts
- H01R11/01—Individual connecting elements providing two or more spaced connecting locations for conductive members which are, or may be, thereby interconnected, e.g. end pieces for wires or cables supported by the wire or cable and having means for facilitating electrical connection to some other wire, terminal, or conductive member, blocks of binding posts characterised by the form or arrangement of the conductive interconnection between the connecting locations
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/24—Connections using contact members penetrating or cutting insulation or cable strands
- H01R4/2404—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation
- H01R4/2412—Connections using contact members penetrating or cutting insulation or cable strands the contact members having teeth, prongs, pins or needles penetrating the insulation actuated by insulated cams or wedges
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
- H01R4/28—Clamped connections, spring connections
- H01R4/50—Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw
- H01R4/5083—Clamped connections, spring connections utilising a cam, wedge, cone or ball also combined with a screw using a wedge
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulating Bodies (AREA)
Abstract
The invention discloses a kind of power transmission and distribution splicing fitting, including pressure ring, core pipe and paw component;Pressure ring is rotatably arranged on core pipe periphery wall;Pressure ring includes the spine ring that internal perisporium is provided with multiple slope grooves;Multiple wedge-shaped anticreep teeth are provided with each slope groove;Core pipe tube wall is provided with multiple radially-directed holes;Paw component includes paw and back-moving spring;Each paw includes pressing plate portion and radial direction traveller;The outboard end of each radial direction traveller is provided with chisel teeth;The pressing plate portion of each paw is located in core pipe tube chamber, and the radial direction traveller of each paw passes through radially-directed hole, and each chisel teeth apical grafting is on corresponding one wedge-shaped anticreep tooth;Drive wedge-shaped anticreep tooth to rotate when spine ring is rotated, drive each paw pressing plate portion to be moved towards core pipe center by the radial direction traveller of each paw of top pressure.The present invention has preferable electric property.
Description
Technical field
A kind of overhead transmission line electric armour clamp technical field of the present invention, and in particular to power transmission and distribution splicing fitting.
Background technology
In the construction of overhead power line, when cable need to do branch or continue, it is necessary to be led two eradication edge with gold utensil
Line links together.Gold utensil has simple installation, low cost, the characteristics of safe and reliable non-maintaining.Leader cable need not be blocked, need not
Cable branch can be done by peelling off the insulating barrier of cable, and joint is completely insulated, can livewire work, can show in cable optional position
Field branch;Without the use of termination rack, coupling box;And joint warp resistance, shockproof, waterproof, anticorrosion aging;Done using insulation fitting
Cable branch, substantially, cost performance is better than conventional conventional coupling arrangement to comprehensive benefit.
Traditional gold utensil is mainly made up of enhancing housing, piercing blade, waterproof silicone grease, high-strength bolt and nut, its spiral shell
Female preferably torque nut, its structure is more ripe, also obtains relatively broad application.But there is also deficiency for traditional gold utensil
Place, the pressure of clamp relies on the pressure of plain bolt component, and its fastness is poor, easily loosens.
The content of the invention
It is an object of the invention to provide a kind of brand new, install fastness it is reliable and stable and it is real-time collection power-on voltage information
Power transmission and distribution splicing fitting.
Realizing the technical scheme of the object of the invention is:A kind of power transmission and distribution splicing fitting, including pressure ring, core pipe and paw group
Part;Pressure ring is rotatably arranged on core pipe periphery wall;Pressure ring includes the spine ring that internal perisporium is provided with multiple slope grooves;In each slope groove
Provided with multiple wedge-shaped anticreep teeth;Core pipe tube wall is provided with multiple radially-directed holes;Paw component includes multiple paws and is paw
The back-moving spring of reseting elasticity is provided;Each paw includes pressing plate portion and the radial direction traveller being arranged on pressing plate portion outer wall;Each radial direction
The outboard end of traveller is provided with the chisel teeth with the wedge-shaped anticreep tooth adaptation in the groove of spine ring slope;The pressing plate portion of each paw is located at core pipe
In tube chamber, the radial direction traveller of each paw is made through the corresponding radially-directed hole on core pipe tube wall in the elastic force of back-moving spring
Under, the chisel teeth apical grafting on each radial direction traveller is on the wedge-shaped anticreep tooth in a corresponding slope groove;Spine ring drives when rotating
Wedge-shaped anticreep tooth is rotated, and drives each paw pressing plate portion to be moved towards core pipe center by the radial direction traveller of each paw of top pressure;It is special
Levy and be:Also include voltage transformer;Voltage transformer includes being used to sense the annular matrix for producing secondary voltage and being set in
Annular body on annular matrix;Side installation gap provided with annular of one clamping connection ring in adjacent spine ring;Mutual induction of voltage
Device is inlaid in the installation gap.
Control module in intelligence is provided with such scheme, in annular body, for entering trip temperature inspection to voltage transformer outer wall
The temperature sensor of survey and the wireless sensing unit for sending information to distance host.
In such scheme, secondary connection end, temperature sensor and the wireless sensing unit of voltage transformer are and in intelligence
Module is controlled to be connected.
The present invention is positioned by the slope groove with wedge-shaped anticreep tooth to each paw, can play the skill for preventing falling back
Art effect, is compared with electric power cable is clamped by traditional bolt assembly, particularly excellent in anti-loosening effect, and length is effectively ensured
The reliability of phase work.
Brief description of the drawings
Fig. 1 is a kind of dimensional structure diagram of the first structure of the invention;
Fig. 2 is a kind of half-sectional structural representation of gold utensil shown in Fig. 1;
Fig. 3 is Fig. 2 A-A sectional views;
Fig. 4 is a kind of explosive view of gold utensil shown in Fig. 1;
Fig. 5 is that gold utensil shown in Fig. 1 removes a kind of explosive view after pressure ring and back-up ring;
Fig. 6 is a kind of dimensional structure diagram of second of structure of the invention;
Fig. 7 is a kind of half-sectional structural representation of gold utensil shown in Fig. 6;
Fig. 8 is the B-B sectional views of gold utensil shown in Fig. 6;
Fig. 9 is that gold utensil shown in Fig. 6 removes a kind of explosive view after pressure ring and back-up ring;
Figure 10 is a kind of dimensional structure diagram of gold utensil core pipe shown in Fig. 6;
Figure 11 is a kind of half-sectional structural representation of the third structure of the invention.
Embodiment
(Embodiment 1)
The present embodiment is a kind of electric armour clamp, as shown in Fig. 1 to Fig. 5, including pressure ring 1, core pipe 2, four paw groups
Part 3 and an axial back-up ring 4.
Pressure ring 1 includes spine ring 11, the two clamping connection rings 12 and multiple connecting rivets 13 of separation spine ring both sides, two clamping connections
Ring clamps spine ring, and connecting rivet axially penetrates through the spine ring and two clamping connection rings along core pipe, so that by spine ring and two clamping connection rings
It is fixedly connected into an entirety.The internal perisporium of spine ring, which is provided with multiple slope grooves 111, each slope groove, is provided with multiple wedge-shaped anticreeps
Tooth 112;In the present embodiment, the internal perisporium of spine ring and the internal perisporium of clamping connection ring are coplanar, the periphery wall of spine ring and the periphery of clamping connection ring
Wall is coplanar;The periphery wall of pressure ring is provided with multiple binding grooves 14 for axially penetrating through whole pressure ring along core pipe, and pressure ring twists operation
Using hook type spanner(It is commonly called as hook spanner).In concrete practice, the internal diameter of clamping connection ring can also be slightly smaller than the internal perisporium of spine ring.This
Slope groove in embodiment refers to that depth of groove passes through gradually incremental groove.
The annular groove 22 of annular gear platform 21 and indent of the periphery wall of core pipe 2 provided with evagination, core pipe is positioned at annular
The tube wall kept off between platform and annular groove is provided with multiple radially-directed holes 23;In the present embodiment, each radially-directed hole is along core pipe
Core pipe tube wall is extended radially through, accommodating hole 231 and guiding slide opening 232 of each radially-directed hole including connection, accommodating hole are slided with guiding
Hole is set gradually along direction from outside to inside, and accommodating hole and guiding slide opening are circular holes, and the aperture of accommodating hole, which is more than, is oriented to slide opening
Aperture, the cross sectional shape in each radially-directed hole is T-shaped.Axial back-up ring is arranged in the annular groove of core pipe.Pressure ring is rotated
It is arranged on core pipe periphery wall, the two side ends of pressure ring slide adjoining with annular gear platform and axial back-up ring respectively.
Paw component 3 includes multiple paws 31, the back-moving spring 32 of reseting elasticity is provided for paw and is fixedly installed on each
Mat 33 on paw;Each paw includes pressing plate portion 311, the radial direction traveller 312 being arranged on pressing plate portion outer wall, is arranged on radially
Annular slot 313 on traveller periphery wall;Guiding slide opening adaptation in each radial direction traveller and radially-directed hole, each radial direction traveller exists
It is oriented under the position-limiting action of slide opening along core pipe and radially reciprocatingly slides;The outboard end of each radial direction traveller is provided with chisel teeth 34;Each wedge shape
Wedge-shaped anticreep tooth adaptation in tooth and spine ring slope groove.Each mat is fixed on the annular slot of a corresponding radial direction traveller
In, each back-moving spring is set on a corresponding radial direction traveller, and each back-moving spring is connected to accordingly along the outer end of core pipe radially
In one annular mat, back-moving spring is connected on the bottom wall of accommodating hole along the inner of core pipe radially;
The pressing plate portion of each paw is located in core pipe tube chamber, and the radial direction traveller of each paw passes through the corresponding radial direction on core pipe tube wall
Pilot hole, under the elastic force effect of back-moving spring, the corresponding slope groove of chisel teeth apical grafting on each radial direction traveller in spine ring
In wedge-shaped anticreep tooth on.Under the position-limiting action of slope groove and chisel teeth, the pressure ring in the present embodiment can only be along a side
To twisting, with anti-retrogression namely anti-loosening technique effect.
The inwall in each paw pressing plate portion is provided with deep-slotted chip breaker 314, the present embodiment, the deep-slotted chip breaker clamping in each paw pressing plate portion
Form a clamp hole 5 for being used to clamp electric power cable.
The present embodiment punctures 6 also in each deep-slotted chip breaker in order to connect electricity from insulating power cable provided with multiple;It is specific next
Say, it is each to puncture along core pipe radially protruding.The presence of puncture, can be without carrying out peeling processing, you can have to insulating power cable
Effect connects electricity.In concrete practice, if what is clamped is bare wire, it can be not provided with puncturing.
In the present embodiment, each paw is the integral piece being made up of casting forming, and each puncture is made in casting forming;
In concrete practice, puncture can be also made of other manner;Multiple installation necks are provided with for example in each deep-slotted chip breaker, then logical
The puncture piece cut into is overshooted to be inlaid in corresponding installation neck;Puncturing piece includes installation portion and thorn blade, and installation portion is embedding
Mounted in installing in neck, thorn blade then exposes installation neck formation and punctured.The benefit of this structure be puncture piece can use and
The different material of paw is made, especially select and treat clamp cable used in same material be made, be conducive to obtaining preferable electrical resistance
Energy.
The present embodiment twists pressure ring in operation using hook type spanner so that pressure ring drives the wedge shape in its slope groove to prevent
De- tooth is rotated, because each back-moving spring stress can deform shortening so that the chisel teeth of each pressing plate radial direction traveller is towards slope groove
The shallower side movement of middle groove depth, and then the pressing plate portion of each paw is radially-inwardly slid along core pipe, so as to clamp positioned at folder
Electric power cable in string holes.
The present embodiment is arranged at the longitudinal center line of gold utensil by the way that cable is clamped, and its gravity centre distribution is relatively reasonable, when
When on the overhead power line of high-altitude, be conducive to mitigating and vibrate;In addition, the present embodiment passes through the slope with wedge-shaped anticreep tooth
Groove is positioned to each paw, can play the technique effect for preventing falling back, and clamp power line by traditional bolt assembly
Cable is compared, particularly excellent in anti-loosening effect, and the reliability of long-term work is effectively ensured.
(Embodiment 2)
The present embodiment and embodiment 1 are essentially identical, and difference is:As shown in Fig. 6 to Figure 10, the present embodiment also includes being located at
Plug 7 in core pipe tube chamber;The periphery wall of plug is provided with multiple arcs clip slot 71, and each arc clip slot is axially extending along core pipe,
Each arc clip slot is just set to the deep-slotted chip breaker on a corresponding paw inwall;Each arc clip slot and corresponding deep-slotted chip breaker clamping shape
Into a clamp hole 5;So the present embodiment can form four clamp holes, available for simultaneously clamping on four cables.
The periphery wall of plug is provided with the four support positioning protrusive boards 72 protruded along core pipe radial direction, the internal perisporium of core pipe
Provided with four positioning runners 24, the outboard end of each support positioning protrusive board is embedded in a corresponding positioning runner, so that core
Rod is positioned in the tube chamber of matrix slip pipe.
(Embodiment 3)
The present embodiment and embodiment 2 are essentially identical, and difference is:As shown in Figure 11, the present embodiment also includes mutual induction of voltage
Device 8;Voltage transformer includes being used to sense the annular ring for producing the annular matrix 81 of secondary voltage and being set on annular matrix
Body 82.Side installation gap 121 provided with annular of one clamping connection ring in adjacent spine ring;Voltage transformer is inlaid in the installation
In breach;Control module in intelligence, the TEMP for carrying out temperature detection to voltage transformer outer wall are provided with annular body
Device and the wireless sensing unit for sending information to distance host;The secondary connection end of voltage transformer, temperature sensor and
Wireless sensing unit is connected with control module in intelligence.
The outer wall that the sensing unit of temperature sensor is close to voltage transformer is set.
Annular matrix realizes the real-time monitoring to circuit in itself while induced voltage, meanwhile, annular matrix is produced
Secondary induction voltage can also be used to provide electric energy for control module and its accessory circuit in intelligence;Because voltage transformer is an appearance
The equipment easily generated heat, and often can be too high due to temperature and cause failure or damage, so it is to be necessary to carry out monitoring temperature to it
, by sending real-time monitoring information to distance host, it timely can be repaired or changed.
Obviously, the above embodiment of the present invention is only intended to clearly illustrate example of the present invention, and is not pair
The restriction of embodiments of the present invention.For those of ordinary skill in the field, may be used also on the basis of the above description
To make other changes in different forms.There is no necessity and possibility to exhaust all the enbodiments.And these
The obvious changes or variations that the connotation for belonging to of the invention is extended out still falls within protection scope of the present invention.
Claims (3)
1. a kind of power transmission and distribution splicing fitting, including pressure ring, core pipe and paw component;Pressure ring is rotatably arranged on core pipe periphery wall
On;Pressure ring includes the spine ring that internal perisporium is provided with multiple slope grooves;Multiple wedge-shaped anticreep teeth are provided with each slope groove;Core pipe tube wall
It is provided with multiple radially-directed holes;Paw component includes multiple paws and the back-moving spring of reseting elasticity is provided for paw;Each pressure
Pawl includes pressing plate portion and the radial direction traveller being arranged on pressing plate portion outer wall;The outboard end of each radial direction traveller is provided with and spine ring slope groove
In wedge-shaped anticreep tooth adaptation chisel teeth;The pressing plate portion of each paw is located in core pipe tube chamber, and the radial direction traveller of each paw is passed through
A corresponding radially-directed hole on core pipe tube wall, under the elastic force effect of back-moving spring, the wedge-shaped tooth top on each radial direction traveller
It is connected on the wedge-shaped anticreep tooth in a corresponding slope groove;Drive wedge-shaped anticreep tooth to rotate when spine ring is rotated, respectively pressed by top pressure
The radial direction traveller of pawl drives each paw pressing plate portion to be moved towards core pipe center;It is characterized in that:Also include voltage transformer;Voltage
Transformer includes being used to sense the annular body for producing the annular matrix of secondary voltage and being set on annular matrix;One clamping connection
Side installation gap provided with annular of the ring in adjacent spine ring;Voltage transformer is inlaid in the installation gap.
2. power transmission and distribution splicing fitting according to claim 1, it is characterised in that:It is provided with annular body in intelligence and controls mould
Block, for voltage transformer outer wall carry out temperature detection temperature sensor and for distance host send information it is wireless
Sensing unit.
3. power transmission and distribution splicing fitting according to claim 1, it is characterised in that:The secondary connection end of voltage transformer,
Temperature sensor is connected with wireless sensing unit with control module in intelligence.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611085162.5A CN107069254A (en) | 2016-11-30 | 2016-11-30 | A kind of power transmission and distribution splicing fitting |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611085162.5A CN107069254A (en) | 2016-11-30 | 2016-11-30 | A kind of power transmission and distribution splicing fitting |
Publications (1)
Publication Number | Publication Date |
---|---|
CN107069254A true CN107069254A (en) | 2017-08-18 |
Family
ID=59619576
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611085162.5A Withdrawn CN107069254A (en) | 2016-11-30 | 2016-11-30 | A kind of power transmission and distribution splicing fitting |
Country Status (1)
Country | Link |
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CN (1) | CN107069254A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113131230A (en) * | 2021-04-21 | 2021-07-16 | 田宏明 | Puncture type electric power fitting and use method thereof |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2793486Y (en) * | 2005-03-28 | 2006-07-05 | 郑春开 | Clasp cable device |
CN103490350A (en) * | 2013-10-08 | 2014-01-01 | 国家电网公司 | Peeling and cutting tool for outer semi-conducting layer of crosslinked power cable |
-
2016
- 2016-11-30 CN CN201611085162.5A patent/CN107069254A/en not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2793486Y (en) * | 2005-03-28 | 2006-07-05 | 郑春开 | Clasp cable device |
CN103490350A (en) * | 2013-10-08 | 2014-01-01 | 国家电网公司 | Peeling and cutting tool for outer semi-conducting layer of crosslinked power cable |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113131230A (en) * | 2021-04-21 | 2021-07-16 | 田宏明 | Puncture type electric power fitting and use method thereof |
CN113131230B (en) * | 2021-04-21 | 2023-06-23 | 河北中北电力金具有限公司 | Puncture type electric power fitting and use method thereof |
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PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WW01 | Invention patent application withdrawn after publication | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170818 |