CN214542628U - Plug-in latch type bolt power-taking device - Google Patents

Abstract

The invention provides a plug-in latch type bolt electricity taker, which comprises a fixed part and a movable part, wherein the fixed part and the movable part can be mutually plugged, the fixed part is a metal column, the outer wall of the metal column is wrapped by an insulating layer, one end surface of the metal column is provided with a threaded hole for connecting a copper bar, the other end surface of the metal column is provided with a plug hole, the movable part is an electricity-taking bolt, one end of the electricity-taking bolt is provided with a conductive head connected with the plug hole through the plug hole, the other end of the electricity-taking bolt is provided with a crimping sleeve connected with a cable, a C-shaped elastic multi-point contact finger is arranged in the plug hole, after the electricity-taking bolt is plugged with the metal column, the elastic multi-point contact finger is sleeved on the peripheral side of the conductive head, the inner side surface and the outer side surface of the conductive head and the inner wall of the plug hole are respectively abutted against the inner side surface of the peripheral side surface of the conductive head and the inner wall of the plug hole after the electricity-taking bolt is plugged with the metal column, the traditional bolt function is realized, the electricity-taking bolt electricity taker is simple in structure, reasonable in design, the strong universality is strong in universality is simple in design, the simple in the installation and the quick connection without power-taking operation can be realized, The function of the quick connection saves the power failure time of a user.

Description

Plug-in latch type bolt power-taking device

Technical Field

The invention relates to a plug-in latch type bolt power takeoff.

Background

At present, in the daily operation maintenance work of a low-voltage 380V/220V power distribution network in China, newly connecting a power supply line or temporarily getting electricity to connect the power consumption in the original power supply equipment is a normal service, and the method has the characteristics of large workload and frequent tasks. The electrical connection mode of a new circuit and power supply equipment generally adopts a traditional bolt fixing mode when power is accessed and taken, and the novel power supply equipment is characterized in that the bolt is low in price, the installation technology is easy to learn and use, however, the bolt connection needs to be matched with a copper nose in a compression joint mode, the workload is relatively large, and the operation time is relatively long. The selection of bolt hole sites has more restrictive factors, such as hole site size, space, cable bending radius and the like. And during installation, power failure operation of multiple lines in a single interval is needed, the power failure range of a user is expanded, and the influence on power failure perception of the user is large.

Disclosure of Invention

In view of the above, the present invention provides a plug-in latch bolt power extractor.

The invention is realized by adopting the following scheme: the utility model provides an electric apparatus is got to grafting snap close formula bolt, includes mounting, the moving part that can peg graft each other, the mounting is the metal column, and metal column outer wall parcel has the insulating layer, and a metal column terminal surface is provided with the screw hole that is used for connecting the copper bar, and another terminal surface is provided with the spliced eye, the moving part is for getting the electricity bolt, gets electricity bolt one end be provided with the conductive head of spliced eye through being connected, the other end be provided with cable junction's crimping cover, be provided with the elasticity multiple spot that is the C type in the spliced eye and touch the finger, get the electricity bolt and peg graft the back with the metal column, the elasticity multiple spot touch indicate the suit in conductive head week side, the inside and outside side that the elasticity multiple spot touched the finger supports respectively and leans on conductive head week side, spliced eye inner wall.

Furthermore, the metal column, the threaded hole and the inserting hole are coaxial, the metal column is integrally formed by machining the copper column, and the fixing piece is externally sealed by an insulating heat-shrinkable tube.

Furthermore, the inserting hole comprises a hole part A, a hole part B and a hole part C, the diameters of the hole part A, the hole part B and the hole part C are sequentially increased from inside to outside, a conductive inner ring groove is formed in the periphery of the middle of the hole part A, and the elastic multi-point contact finger is arranged in the conductive inner ring groove. When the elastic multi-point contact finger is not stressed, the outer diameter of the elastic multi-point contact finger is smaller than the diameter of the conductive inner ring groove, the inner diameter of the elastic multi-point contact finger is smaller than the diameter of the hole part A, after the power-taking bolt is inserted into the metal column, the elastic multi-point contact finger is sleeved on the peripheral side of the conductive head, the elastic multi-point contact finger is propped open by the conductive head, and the inner side surface and the outer side surface of the elastic multi-point contact finger are respectively propped against the peripheral side surface of the conductive head and the inner wall of the conductive inner ring groove.

Furthermore, a positioning lock catch ring is fixedly mounted at the bottom in the hole part B, a limiting pressing ring is fixedly mounted in the hole part C, two ends of an inner hole of the limiting pressing ring are provided with guiding corners, and the inner diameters of the positioning lock catch ring and the limiting pressing ring are larger than the diameter of the conducting head.

Further, the front end of the conductive head is a cone, an annular groove is formed in the periphery of the rear end of the conductive head, a positioning lock slip sheet is arranged in the annular groove in a sleeved mode, a fracture is formed in the periphery of the positioning lock slip sheet in an annular mode, the sum of the thicknesses of the positioning lock slip sheet and the positioning lock ring is equal to the depth of the hole portion B, when the positioning lock slip sheet is not extruded, the outer diameter of the positioning lock slip sheet is larger than the inner diameter of the limiting pressing ring and not larger than the maximum diameter of the conductive portion, the inner diameter of the positioning lock slip sheet is smaller than the diameter of the conductive head and larger than the diameter of the annular groove, and after the power plug is plugged with the metal column, the inner end face of the annular groove is coplanar with the outer end face of the conductive inner annular groove.

Furthermore, the material of the positioning lock catch ring is polyphenylene sulfide.

Furthermore, the positioning lock catch slide sheet is made of copper, the surface of the positioning lock catch slide sheet is coated with silver, the positioning lock catch slide sheet is in a fracture ring buckle shape, has elasticity and shrinks when being extruded.

Furthermore, the elastic multi-point contact finger is made of copper alloy, the surface of the elastic multi-point contact finger is plated with silver, the elastic multi-point contact finger is in an annular fracture shape, has elasticity and shrinks when being extruded.

Compared with the prior art, the invention has the following beneficial effects: simple structure, reasonable in design, the commonality is strong, and the installation is simple, can not have the operation of cutting off the power supply, on realizing traditional bolt function basis, can realize getting electric operation function of connecing soon, soon even, saves user power off time.

Drawings

Fig. 1 is a schematic view of a connection structure of a fixed member and a movable member.

Fig. 2 is a schematic view of the structure of the fixing member.

Fig. 3 is a schematic view of the structure of the movable member.

In the figure: 1-a fixing piece; 101-a threaded hole; 102-hole section a; 103-conductive inner ring groove; 104-hole section B; 105-hole section C; 2-a movable part; 201-conductive head; 202-a crimping sleeve; 203-; 3-elastic multi-point contact fingers; 4-positioning lock catch ring; 5-positioning the locking slip sheet; 6-limiting pressing ring.

Detailed Description

The invention is further explained below with reference to the drawings and the embodiments.

It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.

As shown in fig. 1-3, a grafting hasp formula bolt electricity taking device, includes mounting 1, the moving part 2 that can peg graft each other, the mounting is the metal column, and metal column outer wall parcel has the insulating layer, and metal column terminal surface is provided with the screw hole 101 that is used for connecting the copper bar, and another terminal surface is provided with the spliced eye, the moving part is for getting the electricity bolt, gets electricity bolt one end be provided with the spliced eye through the conductive head 201 of being connected, the other end is provided with the crimping cover 202 with cable junction, be provided with the elasticity multiple spot that is the C type in the spliced eye and touch and indicate 3, get the electricity bolt and peg graft with the metal column after, the elasticity multiple spot touch indicate the suit at conductive head week side, the interior lateral surface that the elasticity multiple spot touched the finger supports respectively and leans on conductive head week side, spliced eye inner wall.

In this embodiment, metal post, screw hole, spliced eye are coaxial, the metal post is copper post integral processing integrated into one piece, and the mounting outside adopts insulating pyrocondensation pipe packing, can take electrical activity to tear open, adorn, has reduced the cooperation power failure problem of operation process.

In this embodiment, the insertion hole includes a hole portion a102, a hole portion B104, and a hole portion C105, the diameters of which increase from inside to outside, a conductive inner ring groove 103 is disposed on the periphery of the middle portion of the hole portion a, and the elastic multi-point contact finger is disposed in the conductive inner ring groove. When the elastic multi-point contact finger is not stressed, the outer diameter of the elastic multi-point contact finger is smaller than the diameter of the conductive inner ring groove, the inner diameter of the elastic multi-point contact finger is smaller than the diameter of the hole part A, after the power-taking bolt is inserted into the metal column, the elastic multi-point contact finger is sleeved on the peripheral side of the conductive head, the elastic multi-point contact finger is propped open by the conductive head, and the inner side surface and the outer side surface of the elastic multi-point contact finger are respectively propped against the peripheral side surface of the conductive head and the inner wall of the conductive inner ring groove.

In this embodiment, the bottom is fixed with the location hasp ring 4 in hole portion B, and fixed mounting has spacing clamping ring 6 in hole portion C, and the hole both ends of spacing clamping ring are provided with leading bight, and the internal diameter of location hasp ring, spacing clamping ring all is greater than the diameter of conductive head, location hasp ring, spacing clamping ring respectively with hole portion B, hole portion C spiro union.

In this embodiment, the conductive head front end is the pyramis, the rear end periphery is provided with ring channel 203, the ring channel endotheca is equipped with location hasp gleitbretter 5, location hasp gleitbretter is its week of annular and is provided with the fracture, the thickness sum of location hasp gleitbretter and location hasp ring equals the degree of depth of hole portion B, when location hasp gleitbretter does not receive the extrusion, its external diameter is greater than spacing clamping ring internal diameter and is not more than the maximum diameter of lead bight, its internal diameter is less than the conductive head diameter and is greater than the diameter of ring channel, after the power consumption bolt is pegged graft with the metal column, terminal surface and the outer terminal surface coplane of conductive inner ring inslot in ring channel in the ring channel.

In this embodiment, the positioning locking ring is made of polyphenylene sulfide.

In this embodiment, the positioning locking slide is made of copper, and has a surface coated with silver, and is in a fracture ring shape, has elasticity, and contracts when being squeezed.

In this embodiment, the elastic multi-point contact finger is made of copper alloy, and the surface of the elastic multi-point contact finger is plated with silver, is in a ring-shaped cut-off shape, has elasticity, and contracts when being extruded.

When the power taking bolt is spliced with the metal column, the positioning lock slip sheet is firstly blocked by the limiting pressing ring until the positioning lock slip sheet abuts against the inner end face of the annular groove, the positioning lock slip sheet extrudes the guide corner part at the outer end of the limiting pressing ring and shrinks to enter the limiting pressing ring, the power taking bolt stretches into the annular groove at any time, the positioning lock slip sheet enters the hole part B and expands to reset, the two ends of the positioning lock slip sheet abut against the limiting pressing ring respectively, the positioning lock ring realizes limiting, after the conductive head of the power taking bolt stretches into the hole part A, the elastic multi-point contact finger is propped open by the conductive head, the inner side face and the outer side face of the elastic multi-point contact finger abut against the peripheral side faces of the conductive head respectively, the inner wall of the annular groove in the conductive manner, and conduction is realized.

If this patent discloses or refers to parts or structures that are fixedly connected to each other, the fixedly connected may be understood as: a detachable fixed connection (for example using a bolt or screw connection) can also be understood as: non-detachable fixed connections (e.g. riveting, welding), but of course, fixed connections to each other may also be replaced by one-piece structures (e.g. manufactured integrally using a casting process) (unless it is obviously impossible to use an integral forming process).

In the description of this patent, it is to be understood that the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the patent, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

The foregoing is directed to preferred embodiments of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.

Claims (5)

1. The utility model provides an electricity ware is got to grafting hasp formula bolt which characterized in that: including mounting, the moving part that can peg graft each other, the mounting is the metal post, and metal post outer wall parcel has the insulating layer, and a metal post terminal surface is provided with the screw hole that is used for connecting the copper bar, and another terminal surface is provided with the spliced eye, and the moving part is for getting the bolt, gets bolt one end be provided with the spliced eye through the conductive contact of being connected, the other end be provided with cable junction's crimping cover, be provided with the elasticity multiple spot that is the C type in the spliced eye and touch the finger, get the bolt and peg graft the back with the metal post, the elasticity multiple spot touch indicate the suit in conductive contact week side, the inside and outside side that the finger was touched respectively to conductive contact week side, spliced eye inner wall to the elasticity multiple spot.

2. The plug-in locking type bolt power takeoff device according to claim 1, characterized in that: the plug hole comprises a hole part A, a hole part B and a hole part C, the diameters of the hole part A, the hole part B and the hole part C are sequentially increased from inside to outside, a conductive inner ring groove is formed in the periphery of the middle of the hole part A, and the elastic multi-point contact fingers are arranged in the conductive inner ring groove.

3. The plug-in locking type bolt power takeoff device according to claim 2, characterized in that: the bottom in the hole part B is fixedly provided with a positioning lock catch ring, the inside of the hole part C is fixedly provided with a limiting pressing ring, and two ends of an inner hole of the limiting pressing ring are provided with corner guiding parts.

4. The plug-in locking type bolt power takeoff device according to claim 3, characterized in that: the utility model discloses a lead electrical apparatus, including conductive head, conductive head front end, the ring channel endotheca is equipped with the location hasp gleitbretter, the location hasp gleitbretter is its week of annular and is provided with the fracture, the thickness sum of location hasp gleitbretter and location hasp ring equals the degree of depth of hole B, when the location hasp gleitbretter does not receive the extrusion, its external diameter is greater than spacing clamping ring internal diameter and is not more than the maximum diameter of lead bight, its internal diameter is less than the conductive head diameter and is greater than the diameter of annular, get the plug and peg graft the back with the metal column, terminal surface coplane outside terminal surface in ring channel and the conductive inner ring groove.

5. The plug-in locking type bolt power takeoff device according to claim 3, characterized in that: the positioning lock catch ring is made of polyphenylene sulfide.

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