CN214152750U

CN214152750U - Contact blade assembly device

Info

Publication number: CN214152750U
Application number: CN202023040506.5U
Authority: CN
Inventors: 戎建
Original assignee: Zhenjiang Daquan Metal Finishing Co ltd
Current assignee: Zhenjiang Daquan Metal Finishing Co ltd
Priority date: 2020-12-16
Filing date: 2020-12-16
Publication date: 2021-09-07
Anticipated expiration: 2030-12-16

Abstract

The utility model discloses a contact piece assembly device, comprising a base plate, bottom plate one end installation location platform, dog on the mid-mounting of bottom plate goes up two contacts of joint between dog and location platform, joint cell type fastener on the contact, joint contact piece leaf spring between the both sides inner wall of cell type fastener and contact, the square fastener of top joint of cell type fastener, all install the deflector on the bottom plate of going up the dog both sides, joint U type seat between the deflector, U type seat inner wall installation extrusion piece, bottom plate other end installation nut cover, cup joint the screw rod in the nut cover, the terminal surface of joint U type seat is rotated to the one end of screw rod. The contact passes the cell type fastener earlier, puts the contact between locating platform and last dog, with contact piece leaf spring insertion groove type fastener and contact between, rotates the screw rod this moment, and the screw rod promotes U type seat, and U type seat promotes the removal of cell type fastener to make cell type fastener extrusion contact piece leaf spring, contact piece leaf spring is crooked to the contact, finally can accomplish the equipment in the square fastener card income cell type fastener, convenient to use.

Description

Contact blade assembly device

Technical Field

The utility model relates to a contact blade technical field specifically is a contact blade assembly device.

Background

The contact piece is often used for electric connection's contact, it includes two contact plates usually, two leaf springs, a cell type fastener and a square fastener, cup joint the contact plate through the cell type fastener, and extrude two leaf springs in the contact plate both sides, it is fixed to make the cell type fastener through square fastener, thereby it is fixed to make the contact plate fixed through leaf spring elasticity, realize the equipment, when assembling at present, all extrude installation through artifical manual with cell type fastener and leaf spring, the location difficulty during the installation, and the cell type fastener is extremely easily taken place skew and card extremely when extruding the leaf spring, the equipment difficulty, for this reason we propose a contact piece assembly device and be used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a contact blade assembly device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a contact piece assembly device, includes the bottom plate, bottom plate one end fixed mounting location platform, dog in the middle part fixed mounting of bottom plate, go up two contacts of joint between dog and location platform, slide joint groove type fastener on the contact, joint contact piece leaf spring between the both sides inner wall of groove type fastener and contact, the square fastener of top joint of groove type fastener, go up equal fixed mounting deflector on the bottom plate of dog both sides, slide joint U type seat between the deflector, the equal fixed mounting extrusion piece of both sides inner wall of U type seat, the extrusion piece closely presses on the groove type fastener, the other end top fixed mounting nut cover of bottom plate, cup joint the screw rod through helicitic texture in the nut cover, the terminal surface of joint U type seat is rotated to the one end of screw rod.

Preferably, the two ends of the top surface of the positioning table are provided with placing grooves, a lower stop block is formed between the two placing grooves, one ends of the two contact pieces are respectively placed in the two placing grooves, the lower stop block is tightly pressed on the contact pieces, the upper stop block is of an L-shaped structure, and the top surface of each placing groove is parallel and level with the horizontal end of the upper stop block.

Preferably, the contact includes the arc mainboard, the both ends of arc mainboard are laminated the horizontal end of standing groove and last dog respectively, the one end inner wall integrated into one piece that the arc mainboard is close to the location platform is equipped with the extrusion piece, the extrusion piece closely presses on the dog down, the middle part inner wall integrated into one piece of arc mainboard is equipped with the spacer, two the spacer closely laminates, the both ends outer wall of arc mainboard integrated into one piece respectively is equipped with step face and lower step face, it places the contact piece leaf spring to go up step face and lower step face within a definite time.

Preferably, the cell type fastener includes two curb plates, two the curb plate is laminated the top and the bottom of contact respectively, the both ends integrated into one piece of curb plate is connected with the connection piece, the lateral wall of connection piece forms the extrusion locating surface, the extrusion piece of closely laminating of extrusion locating surface, open at the middle part of curb plate has the draw-in groove, square fastener of joint in the draw-in groove.

Preferably, the outer wall of the two sides of the U-shaped seat is provided with a sliding groove, the inner wall of the guide plate is fixedly provided with a guide rail, the guide rail is connected with the sliding groove in a sliding and clamping manner, the cross sections of the sliding groove and the guide rail are of matched triangular structures, and the screw rod is far away from one end of the U-shaped seat and fixedly provided with a handle.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the contact piece is positioned and fixed through the positioning table and the upper stop block, so that the sliding of the contact piece during assembly is avoided;

2. the extrusion positioning surface is attached to the inner wall of the U-shaped seat and the extrusion block so as to position the groove-shaped clamping piece, the U-shaped seat is pushed through the screw, and the groove-shaped clamping piece is pushed to move by the U-shaped seat so as to enable the groove-shaped clamping piece to move stably and avoid the clamping caused by the inclination of the groove-shaped clamping piece;

3. when the clamping groove is aligned with the positioning piece and the inner cavity of the extrusion piece, the square clamping piece is clamped into the clamping groove, the positioning piece and the inner cavity of the extrusion piece, the fixing of the groove-shaped clamping piece is realized, the assembly is convenient, and the efficiency is improved.

Drawings

FIG. 1 is a schematic view of the assembled structure of the present invention;

FIG. 2 is a structural diagram of the utility model in a state before assembly;

fig. 3 is a schematic view of the contact structure of the present invention.

In the figure: 1. a base plate; 2. a positioning table; 21. a placement groove; 22. a lower stop block; 3. an upper stop block; 4. a contact piece; 41. an arc-shaped main board; 42. an upper step surface; 43. a lower step surface; 44. positioning plates; 45. extruding the sheet; 5. a groove-shaped fastener; 51. connecting sheets; 52. a side plate; 53. a card slot; 54. extruding the positioning surface; 6. a contact blade plate spring; 7. a square fastener; 8. a guide plate; 9. a U-shaped seat; 10. extruding the block; 11. a nut sleeve; 12. a screw; 13. a chute; 14. a guide rail.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a contact piece assembly device, comprising a base plate 1, 1 one end fixed mounting location platform 2 of bottom plate, dog 3 is gone up in the middle part fixed mounting of bottom plate 1, go up two contacts 4 of joint between dog 3 and the location platform 2, slide joint groove type fastener 5 on the contact 4, joint contact piece leaf spring 6 between the both sides inner wall of groove type fastener 5 and the contact 4, the square fastener 7 of top joint of groove type fastener 5, go up 3 both sides of dog and equal fixed mounting deflector 8 on bottom plate 1, slide joint U type seat 9 between two deflector 8, the equal fixed mounting extrusion piece 10 of the both sides inner wall of U type seat 9, extrusion piece 10 closely presses on groove type fastener 5, bottom plate 1's other end top fixed mounting nut cover 11, cup joint screw rod 12 through the helicitic texture in the nut cover 11, the terminal surface of joint U type seat 9 is rotated to the one end of screw rod 12. Contact 4 passes cell type fastener 5 earlier, then put the contact between locating platform 2 and last dog 3, push away cell type fastener 5 to contact 4 is close to last dog 3 department and laminating extrusion piece 10, insert groove type fastener 5 and contact 4 with contact leaf spring 6 between, rotate screw rod 12 this moment, screw rod 12 promotes U type seat 9, U type seat 9 promotes cell type fastener 5 and removes, thereby make cell type fastener 5 extrusion contact leaf spring 6, contact leaf spring 6 is crooked to contact 4, can accomplish the equipment in square fastener 7 card income groove type fastener 5 finally, high durability and convenient use.

As shown in fig. 2, two ends of the top surface of the positioning table 2 are provided with placing grooves 21, a lower stop 22 is formed between the two placing grooves 21, one ends of the two contact pieces 4 are respectively placed in the two placing grooves 21, the lower stop 22 is tightly pressed on the contact pieces 4, the upper stop 3 is of an L-shaped structure, and the top surface of the placing groove 21 is flush with the horizontal end of the upper stop 3.

As shown in fig. 3, the contact plate 4 includes an arc-shaped main plate 41, two ends of the arc-shaped main plate 41 are respectively attached to the horizontal ends of the placement groove 21 and the upper stop block 3, an extrusion piece 45 is integrally formed on an inner wall of one end of the arc-shaped main plate 41 close to the positioning table 2, the extrusion piece 45 is tightly pressed on the lower stop block 22, a positioning piece 44 is integrally formed on an inner wall of a middle portion of the arc-shaped main plate 41, the two positioning pieces 44 are tightly attached, an upper step surface 42 and a lower step surface 43 are respectively integrally formed on outer walls of two ends of the arc-shaped main plate 41, the contact plate spring 6 is placed between the upper step surface 42 and the lower step surface 43, after the contact piece 4 is placed between the placing groove 21 and the upper block 3, the positioning pieces 44 are mutually attached and positioned, the top of the arc-shaped main plate 41 is attached to the vertical end of the upper stop block 3, the extrusion piece 45 is attached to the lower stop block 22, the contact piece 4 is fixedly positioned, and the upper step surface 42 and the lower step surface 43 can extrude the two ends of the contact piece plate spring 6 to bend.

As shown in fig. 2, the groove-shaped clamping piece 5 comprises two side plates 52, the two side plates 52 are respectively attached to the top and the bottom of the contact piece 4, connecting pieces 51 are integrally formed at two ends of the side plates 52, extrusion positioning surfaces 54 are formed on the side walls of the connecting pieces 51, the extrusion positioning surfaces 54 are tightly attached to the extrusion block 10, a clamping groove 53 is formed in the middle of each side plate 52, a square clamping piece 7 is clamped in the clamping groove 53, the groove-shaped clamping piece 5 is attached to the inner wall of the U-shaped seat 9 and the extrusion block 10 through the extrusion positioning surfaces 54, the groove-shaped clamping piece 5 is pushed to move stably through the extrusion block 10, a bent contact piece plate spring 6 is extruded, clamping caused by inclination of the groove-shaped clamping piece 5 is avoided, when the clamping groove 53 is aligned with the inner cavities of the positioning pieces 44 and the extrusion block 45, the square clamping piece 7 is clamped into the inner cavities of the positioning pieces 53 and the extrusion block 45, and fixing of the groove-shaped clamping piece 5 is realized.

Further, before the assembly, the side plates 52 can be stretched into the space between the side plates 52 through tweezers, so that the distance between the opening ends of the side plates 52 is adjusted by pulling the side plates 52 through the tweezers, and the contact plates 4 are prevented from being scratched when the groove-shaped clamping piece 5 moves.

The outer walls of two sides of the U-shaped seat 9 are respectively provided with a sliding groove 13, the inner wall of the guide plate 8 is respectively fixedly provided with a guide rail 14, the guide rail 14 is connected with the sliding grooves 13 in a sliding mode, the cross sections of the sliding grooves 13 and the guide rails 14 are of matched triangular structures, guiding and limiting of the U-shaped seat 9 are facilitated, and a handle is fixedly arranged at one end, far away from the U-shaped seat 9, of the screw 12.

The working principle is as follows: when the utility model is used, the contact piece 4 firstly passes through the groove-shaped clamping piece 5, then the contact piece 4 is placed between the positioning table 2 and the upper stop block 3, the groove-shaped clamping piece 5 is pushed to the position where the contact piece 4 is close to the upper stop block 3, the extrusion positioning surface 54 is attached to the inner wall of the U-shaped seat 9 and the extrusion block 10, thereby positioning the groove-shaped clamping piece 5, then the contact piece plate spring 6 is inserted between the groove-shaped clamping piece 5 and the contact piece 4, the two ends of the contact piece plate spring 6 are respectively attached to the upper step surface 42 and the lower step surface 43, at the moment, the screw 12 is rotated, the screw 12 pushes the U-shaped seat 9, the U-shaped seat 9 pushes the groove-shaped clamping piece 5 to move, thereby the groove-shaped clamping piece 5 extrudes the contact piece plate spring 6, the contact piece plate spring 6 bends towards the contact piece 4, when the clamping groove 53 is aligned with the inner cavities of the positioning piece 44 and the extrusion piece 45, the square clamping piece 7 is clamped into the clamping groove 53 and the inner cavities of the positioning piece 44 and the extrusion piece 45, thereby realizing the fixation of the groove-shaped clamping piece 5, the elastic force of the contact blade plate spring 6 ensures that the contact blade 4 is kept fixed in the groove-shaped clamping piece 5, the assembly is completed, and the use is convenient.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A contact blade assembly device comprises a bottom plate (1), and is characterized in that: the clamping device is characterized in that a positioning table (2) is fixedly installed at one end of a bottom plate (1), an upper stop block (3) is fixedly installed at the middle part of the bottom plate (1), two contact sheets (4) are clamped between the upper stop block (3) and the positioning table (2), a groove-shaped clamping piece (5) is slidably clamped on the contact sheets (4), a contact sheet spring (6) is clamped between the inner walls of the two sides of the groove-shaped clamping piece (5) and the contact sheets (4), a square clamping piece (7) is clamped at the top of the groove-shaped clamping piece (5), guide plates (8) are fixedly installed on the bottom plate (1) at the two sides of the upper stop block (3), a U-shaped seat (9) is slidably clamped between the guide plates (8), extrusion blocks (10) are fixedly installed on the inner walls of the two sides of the U-shaped seat (9), the extrusion blocks (10) are tightly pressed on the groove-shaped clamping piece (5), and nut sleeves (11) are fixedly installed at the top of the other end of the bottom plate (1), the nut sleeve (11) is internally sleeved with a screw rod (12) through a threaded structure, and one end of the screw rod (12) is rotationally clamped with the end surface of the U-shaped seat (9).

2. The contact blade assembly device of claim 1, wherein: locating platform (2) top surface both ends are opened there are standing groove (21), two form down dog (22) between standing groove (21), two place the one end of two contact (4) in standing groove (21) respectively, down dog (22) closely press on contact (4), it is L type structure to go up dog (3), the top surface of standing groove (21) is parallel and level mutually with the level end of last dog (3).

3. The contact blade assembly device of claim 2, wherein: contact (4) are including arc mainboard (41), the both ends of arc mainboard (41) are laminated standing groove (21) and the horizontal end of last dog (3) respectively, arc mainboard (41) are close to the one end inner wall integrated into one piece of location platform (2) and are equipped with extrusion piece (45), extrusion piece (45) closely press under on dog (22), the middle part inner wall integrated into one piece of arc mainboard (41) is equipped with spacer (44), two spacer (44) closely laminates, the both ends outer wall of arc mainboard (41) is integrated into one piece respectively and is equipped with step face (42) and lower step face (43), place contact piece leaf spring (6) between last step face (42) and lower step face (43).

4. The contact blade assembly device of claim 1, wherein: cell type fastener (5) include two curb plates (52), two curb plate (52) laminate the top and the bottom of contact (4) respectively, the both ends integrated into one piece of curb plate (52) is connected with connection piece (51), the lateral wall of connection piece (51) forms extrusion locating surface (54), extrusion locating surface (54) closely laminate extrusion piece (10), open at the middle part of curb plate (52) has draw-in groove (53), square fastener (7) of joint in draw-in groove (53).

5. The contact blade assembly device of claim 1, wherein: spout (13) have all been opened to the both sides outer wall of U type seat (9), the equal fixed mounting guide rail (14) of inner wall of deflector (8), guide rail (14) slip joint spout (13), the cross section of spout (13) and guide rail (14) is three horn-shaped structures of matched with, the one end fixed mounting handle of U type seat (9) is kept away from in screw rod (12).