CN216530223U

CN216530223U - Convenient confluence clamp

Info

Publication number: CN216530223U
Application number: CN202122904625.9U
Authority: CN
Inventors: 李德高
Original assignee: Lunqian Power Technology Shenzhen Co ltd; Dongguan Nabaichuan Electronic Technological Co ltd
Current assignee: Lunqian Power Technology Shenzhen Co ltd; Dongguan Nabaichuan Electronic Technological Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-05-13
Anticipated expiration: 2031-11-19

Abstract

The utility model relates to the technical field of power devices, in particular to a convenient bus bar clamp, which comprises a first conductor and a second conductor detachably connected with the first conductor, wherein a locking piece is arranged at the rear end of the first conductor; the front end of the first conductor is connected with a fixed clamping seat, a rotating shaft is arranged in the first conductor in a rotating mode, and the front end of the rotating shaft is connected with a movable clamping seat; the convenient confluence clamp further comprises a tail shell, wherein the tail shell is provided with a power connection jack, and a sealing assembly is movably arranged at the power connection jack. The utility model is convenient to assemble and disassemble so as to replace parts and components, and has strong convenience; possess the leakproofness good, the structure monomer design of converging the pincers can reduce the structure weight and the cost that converge the pincers to because the design that the monomer converges the pincers structure can conveniently converge equipment and the maintenance of pincers, further, should connect the electric jack and can pair with not unidimensional external connector and be connected, the suitability is strong, uses in a flexible way.

Description

Convenient confluence clamp

Technical Field

The utility model relates to the technical field of power devices, in particular to a convenient collecting clamp.

Background

In the process of distribution network live-line work maintenance, in order to realize the connection of low-voltage output ends of a mobile box transformer car, an emergency power generation car and a generator set with a user end, an old copper nose on a low-voltage cable and a busbar in a low-voltage cabinet of the user end, namely a copper bar, are fixedly connected through bolts, and the connection mode has long operation time and has the risk of electric shock of a human body; in addition, traditional structure of converging the pincers all is integrative design with the connector, and it uses flexibility and suitability poor, is not convenient for maintain and change.

Disclosure of Invention

The utility model provides a convenient confluence clamp aiming at the problems in the prior art, which is convenient to assemble and disassemble so as to replace parts and has strong convenience; possess the leakproofness good, the structure monomer design of converging the pincers can reduce the structure weight and the cost that converge the pincers to because the design that the monomer converges the pincers structure can conveniently converge equipment and the maintenance of pincers, further, should connect the electric jack and can pair with not unidimensional external connector and be connected, the suitability is strong, uses in a flexible way.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model provides a convenient bus clamp which comprises a first conductor and a second conductor detachably connected with the first conductor, wherein a locking piece used for locking the second conductor is arranged at the rear end of the first conductor;

the front end of the first conductor is connected with a fixed clamping seat, a rotating shaft is arranged in the first conductor in a rotating mode, the rotating shaft is movably arranged in the first conductor in a penetrating mode along the axis direction of the first conductor, the front end of the rotating shaft is connected with a movable clamping seat, and the fixed clamping seat and the movable clamping seat are arranged in a right-facing mode;

a conducting contact piece is arranged between the movable clamping seat and the first conductor, and the conducting contact piece is arranged on the outer wall of the movable clamping seat and is in butt conduction with the first conductor;

the convenient confluence clamp further comprises a tail shell, the rear end of the first conductor and the second conductor are arranged in the tail shell, the tail shell is provided with an electric connection jack, and a sealing assembly is movably arranged at the electric connection jack.

The sealing assembly comprises a sealing plate and two movable baffles which are arranged oppositely up and down, and a positioning shell is arranged on the inner wall of the tail shell;

the electric connection jack is arranged on the positioning shell in a penetrating mode, the upper end of the sealing plate is rotatably connected with the upper portion of the rear end of the positioning shell, and a first torsion spring is arranged between the upper end of the sealing plate and the upper portion of the rear end of the positioning shell;

the upper end of one movable baffle is rotatably connected with the upper part of the front end of the positioning shell, and a second torsion spring is arranged between the upper end of the movable baffle and the upper part of the front end of the positioning shell;

the lower end of the other movable baffle is rotatably connected with the lower part of the front end of the positioning shell, and a third torsion spring is arranged between the lower end of the other movable baffle and the lower part of the front end of the positioning shell.

The tail shell is provided with an operation opening, the operation opening is located at the rear end of the first conductor, the rear end of the rotating shaft is exposed out of the operation opening, and a sealing plug is connected to the operation opening through threads.

The rear end of the first conductor extends to be provided with an inserting portion, the second conductor is provided with an inserting hole, the inserting portion is inserted into the inserting hole, the outer wall of the rear end of the inserting portion is provided with a first external thread portion, the locking piece is in threaded connection with the first external thread portion, the locking piece is abutted to the outer wall of the second conductor, and a first gasket is arranged between the locking piece and the second conductor.

The inner wall of the insertion part is in threaded connection with a fixing external member, the inner wall of the fixing external member is provided with a first internal threaded part, and the outer wall of the rotating shaft is provided with a second external threaded part in threaded connection with the first internal threaded part in a matched mode.

The front end of the first conductor is provided with a movable cavity, the upper end of the movable clamping seat is slidably arranged in the movable cavity, the two sides of the upper end of the movable clamping seat are respectively provided with the conduction contact piece, the conduction contact piece is abutted to the inner wall of the movable cavity, the two sides of the upper end of the movable clamping seat are respectively provided with a clamping groove, and the conduction contact piece is clamped with the clamping grooves.

Wherein, both sides of the upper end of the movable clamping seat are provided with positioning pieces which are clamped with the conduction contact piece.

The fixed clamping seat and the movable clamping seat are respectively and oppositely provided with a fixed contact element and a movable contact element;

decide the contact with it all includes the contact body to move the contact, the upper end and the lower extreme homogeneous row formula of contact body are provided with a plurality of transverse contact dogtooths, the left end and the right-hand member homogeneous row formula of contact body are provided with a plurality of vertical contact dogtooths, transverse contact dogtooth with vertical contact dogtooth is perpendicular setting.

The convenient collecting clamp further comprises a front shell and a straight tube shell, wherein the front shell, the straight tube shell and the tail shell are sequentially connected; the front end of the first conductor, the fixed clamping seat and the movable clamping seat are all arranged in the front shell; the middle part of the first conductor is arranged in the straight tube shell.

The utility model has the beneficial effects that:

according to the bus bar clamp, the first conductor and the second conductor are both metal conductive pieces, and current conduction can be realized through connection with the first conductor or the second conductor; the external connector can be inserted into the power connection jack and connected with the second conductor to achieve current conduction, and is used for being quickly connected with a low-voltage cable of the mobile box transformer substation or the emergency generator car; when the copper bar clamping device is used, the copper bar is placed between the fixed clamping seat and the movable clamping seat, and then the rotating shaft is moved to the position of the first conductor, so that the movable clamping seat is close to the fixed clamping seat until the copper bar is clamped between the fixed clamping seat and the movable clamping seat; therefore, the low-voltage cable of the mobile box transformer substation vehicle or the emergency power generation vehicle can be communicated with the copper bar of the user side through the external connector, the second conductor and the first conductor, and the use of the user can be facilitated; in addition, the first conductor can be ensured to be in contact with the movable clamping seat by arranging the conducting contact piece, so that electric conduction is realized; the first conductor and the second conductor are detachably connected, so that the assembly and disassembly are convenient, parts can be replaced conveniently, and the convenience is high; in addition, the utility model further has the characteristics of good sealing performance and flexible use, the power connection jack is provided with the sealing component, when the quick connection with a low-voltage cable of a mobile box transformer substation or an emergency power generation car is required, the sealing component is opened, and the external connector is inserted into the power connection jack to be connected with the second conductor so as to realize the connection with the external connector; the utility model is different from the traditional confluence clamp in that the connector is not arranged on the confluence clamp due to the structural single body design of the confluence clamp, the structural weight and the cost of the confluence clamp can be reduced, the assembly and the maintenance of the confluence clamp can be convenient due to the structural design of the single body confluence clamp, and further, the power connection jack can be connected with external connectors with different sizes in a matching way, so that the applicability is strong, and the use is flexible.

Drawings

Fig. 1 is a schematic structural view of a convenient bus bar clamp according to the present invention.

Fig. 2 is an exploded view of a convenient bus bar clamp according to the present invention.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an exploded view of the mating of the second conductor and the tail shell of the present invention.

Fig. 5 is an exploded view of the mating structure of the second conductor, the positioning shell and the tail shell of the present invention.

Fig. 6 is a schematic structural view of the stationary contact member and the movable contact member of the present invention.

The reference numerals in fig. 1 to 6 include:

1. a first conductor; 2. a second conductor; 3. a locking member; 4. a fixed clamping seat; 5. a rotating shaft; 6. a movable clamping seat; 7. the contact piece is conducted; 8. a tail shell; 9. connecting a power jack; 10. a sealing plate; 11. a movable baffle; 12. a positioning shell; 13. a first torsion spring; 14. a second torsion spring; 15. a third torsion spring; 16. opening holes in an operation mode; 17. a sealing plug; 18. an insertion part; 19. inserting holes; 20. a first external threaded portion; 21. a first gasket; 22. a fixation kit; 23. a first internal thread portion; 24. a second external thread portion; 25. a card slot; 26. a positioning member; 27. a fixed contact element; 28. a movable contact element; 29. a contact body; 30. laterally contacting the teeth; 31. a vertical contact lobe; 32. a front housing; 33. a straight pipe shell; 34. and connecting the screw holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention. It is to be understood that the drawings are provided solely for the purposes of reference and illustration and are not intended as a definition of the limits of the utility model. The connection relationships shown in the drawings are for clarity of description only and do not limit the manner of connection.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. 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 invention belongs. It should also be noted that, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; either mechanically or electrically, and may be internal to both elements. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

It should be noted that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

A convenient bus bar clamp comprises a first conductor 1 and a second conductor 2 detachably connected with the first conductor 1, wherein a locking piece 3 used for locking the second conductor 2 is arranged at the rear end of the first conductor 1;

the front end of the first conductor 1 is connected with a fixed clamping seat 4, a rotating shaft 5 is rotatably arranged in the first conductor 1, the rotating shaft 5 movably penetrates through the first conductor 1 along the axis direction of the first conductor 1, the front end of the rotating shaft 5 is connected with a movable clamping seat 6, and the fixed clamping seat 4 and the movable clamping seat 6 are arranged in a right-facing manner;

a conducting contact piece 7 is arranged between the movable clamping seat 6 and the first conductor 1, and the conducting contact piece 7 is arranged on the outer wall of the movable clamping seat 6 and is in butt conduction with the first conductor 1;

the convenient confluence clamp further comprises a tail shell 8, the rear end of the first conductor 1 and the second conductor 2 are both arranged in the tail shell 8, the tail shell 8 is provided with an electric connection jack 9, and a sealing assembly is movably arranged at the electric connection jack 9.

Specifically, in the bus bar clamp of the present embodiment, the first conductor 1 and the second conductor 2 are both metal conductive members, and the current conduction can be realized by connecting the first conductor 1 or the second conductor 2; the external connector can be inserted into the power connection jack 9 and connected with the second conductor 2 to achieve current conduction, and the external connector is used for being rapidly connected with a low-voltage cable of a mobile box transformer substation or an emergency generator car; when the copper bar clamping device is used, the copper bar is placed between the fixed clamping seat 4 and the movable clamping seat 6, and then the rotating shaft is moved to the position of the first conductor 1, so that the movable clamping seat 6 is close to the fixed clamping seat 4 until the copper bar is clamped between the fixed clamping seat 4 and the movable clamping seat 6; therefore, the low-voltage cable of the mobile box transformer substation vehicle or the emergency power generation vehicle can be communicated with the copper bar of the user side through the external connector, the second conductor 2 and the first conductor 1, and the use of the user can be facilitated; in addition, the first conductor 1 can be ensured to be in contact with the movable clamping seat 6 by arranging the conducting contact piece 7, so that electric conduction is realized; the first conductor 1 and the second conductor 2 are detachably connected, so that the assembly and disassembly are convenient, parts can be replaced conveniently, and the convenience is high; in addition, the utility model further has the characteristics of good sealing performance and flexible use, the electric connection jack 9 is provided with a sealing component, when the quick connection with a low-voltage cable of a mobile box transformer substation or an emergency power generation vehicle is required, the sealing component is opened, and the electric connection jack 9 is inserted through an external connector to be connected with the second conductor 2 so as to realize the connection with the external connector; the difference between the utility model and the traditional confluence clamp is that the connector is not arranged on the confluence clamp due to the structural single body design of the confluence clamp, the structural weight and the cost of the confluence clamp can be reduced, and the assembly and the maintenance of the confluence clamp can be facilitated due to the structural design of the single body confluence clamp, further, the electric connection jack 9 can be connected with external connectors with different sizes in a matching way, so that the applicability is strong, and the use is flexible; the unibody design of the bus bar clamp further reduces the risk of electric shock.

The second conductor 2 is provided with a connecting screw hole 34 so as to be in threaded connection with an external connector, and electric conduction is realized; the conducting contact 7 is an elastic contact.

In this embodiment, the sealing assembly includes a sealing plate 10 and two movable baffles 11 disposed opposite to each other, and a positioning shell 12 is disposed on an inner wall of the tail shell 8;

the power connection jack 9 is arranged on the positioning shell 12 in a penetrating manner, the upper end of the sealing plate 10 is rotatably connected with the upper part of the rear end of the positioning shell 12, and a first torsion spring 13 is arranged between the upper end of the sealing plate 10 and the upper part of the rear end of the positioning shell 12;

the upper end of one of the movable baffles 11 is rotatably connected with the upper part of the front end of the positioning shell 12, and the upper end of the movable baffle 11 and the upper part of the front end of the positioning shell 12 are provided with second torsion springs 14;

the lower end of the other movable baffle plate 11 is rotatably connected with the lower part of the front end of the positioning shell 12, and a third torsion spring 15 is arranged between the lower end of the other movable baffle plate 11 and the lower part of the front end of the positioning shell 12.

Specifically, a tongue piece is arranged on one side of the sealing plate 10, so that the sealing plate 10 is conveniently opened; wherein, connect the periphery of electric jack 9 to be provided with the sealing washer for with the inside wall butt of closing plate 10.

Wherein, the first torsion spring 13 realizes the reset of the sealing plate 10 after being opened; when the confluence clamp is used, the sealing plate 10 is opened, and then when an external connector is inserted from the power connection jack 9, the movable baffle plate 11 is pushed open so as to be convenient for the external connector to be inserted and connected with the second conductor 2; when the external connector is pulled out, the movable baffle 11 is reset to block the power connection jack 9 under the action of the second torsion spring 14 and the third torsion spring 15, and meanwhile, the power connection jack 9 is further sealed under the action of the sealing plate 10.

In this embodiment, the tail housing 8 is provided with an operation opening 16, the operation opening is located at the rear end of the first conductor 1, the rear end of the rotating shaft 5 is exposed to the operation opening 16, and a sealing plug 17 is screwed in the operation opening 16. Specifically, the sealing plug 17 can be disassembled and assembled, so that the operation opening 16 can be conveniently sealed or opened; wherein, through the instrument or other operation tools that adopt hexagon socket head cap insulation spanner to twist rotation axis 5, conveniently adjust the position of moving holder 6.

In this embodiment, a fixing kit 22 is screwed into the inner wall of the insertion portion 18, a first internal screw portion 23 is provided on the inner wall of the fixing kit 22, and a second external screw portion 24 that is screwed into the first internal screw portion 23 is provided on the outer wall of the rotating shaft 5. Specifically, when the position of the rotating shaft 5 is adjusted, the rotating shaft 5 is rotated, and the rotating shaft 5 rotates relative to the fixed sleeve 22, so as to adjust the position of the movable clamp holder 6.

In this embodiment, an insertion portion 18 extends from a rear end of the first conductor 1, the second conductor 2 is provided with an insertion hole 19, the insertion portion 18 is inserted into the insertion hole 19, a first external thread portion 20 is provided on an outer wall of the rear end of the insertion portion 18, the locking member 3 is in threaded connection with the first external thread portion 20, the locking member 3 abuts against an outer wall of the second conductor 2, and a first gasket 21 is provided between the locking member 3 and the second conductor 2.

Specifically, when the first conductor 1 and the second conductor 2 are assembled, the insertion portion 18 is inserted into the insertion hole 19, and then the locking member 3 is screwed with the first external thread portion 20 to lock the second conductor 2 on the first conductor 1, and the first washer 21 is provided to prevent the locking member 3 from causing abrasion to the second conductor 2.

In this embodiment, the front end of first conductor 1 is provided with movable chamber, the upper end that moves holder 6 slide set up in movable chamber, the upper end both sides that move holder 6 all are provided with switch on contact 7, switch on contact 7 with the inner wall butt in movable chamber, the upper end both sides that move holder 6 all are provided with draw-in groove 25, switch on contact 7 with draw-in groove 25 joint.

In this embodiment, the two sides of the upper end of the movable clamping seat 6 are respectively provided with a positioning element 26, and the positioning elements 26 are clamped with the conducting contact piece 7. Specifically, the conducting contact piece 7 can be clamped under the arrangement, the conducting contact piece 7 is guaranteed not to be loosened, contact conduction between the movable clamping seat 6 and the first conductor 1 is guaranteed, the structure is reliable, and the design is ingenious.

In this embodiment, the fixed clamping seat 4 and the movable clamping seat 6 are respectively provided with a fixed contact element 27 and a movable contact element 28 oppositely;

decide contact 27 with it all includes contact body 29 to move contact 28, the upper end and the lower extreme of contact body 29 are uniform to be arranged formula and are provided with a plurality of horizontal contact dogtooths 30, the left end and the right-hand member of contact body 29 are uniform to be arranged formula and are provided with a plurality of vertical contact dogtooths 31, horizontal contact dogtooth 30 with vertical contact dogtooth 31 is perpendicular setting.

Specifically, under the above arrangement, the fixed contact 27 and the movable contact 28 can be used to clamp the copper bar in a matching manner, wherein both the transverse contact convex tooth 30 and the vertical contact convex tooth 31 can be used to clamp the copper bar, so as to improve the strength and clamping force for clamping the copper bar, and the design of the convex teeth has the piercing function and effect, so as to improve the clamping force; in addition, the fixed contact piece 27 and the movable contact piece 28 are both provided with a transverse contact convex tooth 30 and a vertical contact convex tooth 31, so that the copper bar can be supported and clamped in the transverse or vertical direction, and the structure is reliable; the traditional confluence clamp only has one row of clamping convex teeth or two rows of clamping convex teeth, and can only clamp a copper bar in horizontal operation.

In this embodiment, the convenient bus bar clamp further includes a front shell 32 and a straight tube shell 33, and the front shell 32, the straight tube shell 33 and the tail shell 8 are sequentially connected; the front end of the first conductor 1, the fixed clamping seat 4 and the movable clamping seat 6 are all arranged in the front shell 32; the middle part of the first conductor 1 is arranged in the straight tube shell 33. The front shell 32, the straight tube shell 33 and the tail shell 8 are all made of uniform insulating materials, so that electric shock of a user can be effectively prevented.

Although the present invention has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the present invention.

Claims

1. The utility model provides a convenience pincers that converge which characterized in that: the locking device comprises a first conductor and a second conductor detachably connected with the first conductor, wherein a locking piece used for locking the second conductor is arranged at the rear end of the first conductor;

2. A handy confluence clamp as claimed in claim 1, wherein: the sealing assembly comprises a sealing plate and two movable baffles which are arranged oppositely up and down, and a positioning shell is arranged on the inner wall of the tail shell;

3. A portable bus bar clamp according to claim 2, wherein: the tail shell is provided with an operation opening, the operation opening is located at the rear end of the first conductor, the rear end of the rotating shaft is exposed out of the operation opening, and a sealing plug is connected to the operation opening through threads.

4. A handy confluence clamp as claimed in claim 1, wherein: the rear end of first conductor extends and is provided with cartridge portion, the second conductor is provided with the cartridge hole, cartridge portion inserts and locates in the cartridge hole, the rear end outer wall of cartridge portion is provided with first external screw thread portion, the locking piece with first external screw thread portion threaded connection, the locking piece with the outer wall butt of second conductor, the locking piece with be provided with first gasket between the second conductor.

5. A handy confluence clamp as claimed in claim 4, wherein: the inner wall of the inserting portion is in threaded connection with a fixing external member, a first internal thread portion is arranged on the inner wall of the fixing external member, and a second external thread portion in threaded connection with the first internal thread portion in a matched mode is arranged on the outer wall of the rotating shaft.

6. A portable bus bar clamp according to claim 1, wherein: the front end of first conductor is provided with movable chamber, move the upper end of holder slide set up in the movable chamber, the upper end both sides of moving the holder all are provided with switch on the contact, switch on the contact with the inner wall butt in movable chamber, the upper end both sides of moving the holder all are provided with the draw-in groove, switch on the contact with the draw-in groove joint.

7. A handy confluence clamp as claimed in claim 1, wherein: and positioning pieces are arranged on two sides of the upper end of the movable clamping seat and clamped with the conducting contact piece.

8. A handy confluence clamp as claimed in claim 1, wherein: the fixed clamping seat and the movable clamping seat are respectively and oppositely provided with a fixed contact element and a movable contact element;

9. A handy confluence clamp as claimed in claim 1, wherein: the convenient confluence clamp further comprises a front shell and a straight tube shell, and the front shell, the straight tube shell and the tail shell are sequentially connected; the front end of the first conductor, the fixed clamping seat and the movable clamping seat are all arranged in the front shell; the middle part of the first conductor is arranged in the straight tube shell.