CN212991387U

CN212991387U - Spring switching piece terminal

Info

Publication number: CN212991387U
Application number: CN202022112364.2U
Authority: CN
Inventors: 钱云成
Original assignee: Wenzhou Baizheng Instrument Technology Co ltd
Current assignee: Wenzhou Baizheng Instrument Technology Co ltd
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-04-16
Anticipated expiration: 2030-09-22

Abstract

The utility model discloses a spring switching piece terminal, its technical scheme main points are including the base and the plug seat of looks adaptation, and spacing hole has been seted up at the middle part of base, and the left and right sides in spacing hole is provided with the electrically conductive through-hole of looks adaptation, the middle part fixedly connected with of plug seat and the spacing pull rod of spacing hole looks adaptation, the left and right sides of spacing pull rod be provided with the electrically conductive post of electrically conductive through-hole looks adaptation, be provided with the conducting structure rather than the looks adaptation in the electrically conductive through-hole, the conducting structure is including conducting block and the connecting portion that are connected with the conducting block, connecting portion are including the elasticity arm lock of two looks adaptations, and elasticity arm lock adopts punching press mode integrated into one piece, and two elasticity arm locks pass through block mode. The utility model has the effects of simple structure, machining efficiency height, connection are inseparable and the reliability is high.

Description

Spring switching piece terminal

Technical Field

The utility model relates to an electrical connection terminal technical field, concretely relates to spring switching piece terminal.

Background

The switching piece terminal is mainly used for protecting and debugging and switching electrical appliances of instrument tables in power control, and therefore, the switching piece terminal is widely applied to the high-voltage and low-voltage electrical fields of cabinet sets and the like.

At present, chinese patent No. CN 210668750U discloses a spring pressing type switch plate terminal, which comprises a plug seat and a base, the left side and the right side of the lower end surface of the base are provided with a threaded pipe which longitudinally extends downwards and a hexagon nut which is matched with the threaded pipe, the threaded pipe is internally provided with a conductive piece, the lower end of the conductive piece is provided with a threaded hole for threaded connection, the upper end of the conductive piece is provided with an insertion hole, the positions of the front side surface and the rear side surface of the base, which are close to the lower end edge, are provided with transverse substrates which extend vertical to the side surfaces, the transverse base plate is provided with a positioning sleeve extending upwards in the longitudinal direction, the plug seat and the base form elastic connection, the plug seat is provided with an insulating sleeve which longitudinally extends downwards at a position corresponding to the threaded pipe, and the lower end face of the insulating sleeve is provided with a conductive column which longitudinally extends downwards and is spliced in the jack. The utility model discloses switch piece terminal has effectively enlarged the usage space when portable switching, and the operation is safe convenient.

Screw hole is seted up to the lower extreme of electrically conductive piece in this patent, and this screw hole is used for forming threaded connection with locking screw, by this with outside wire locking in threaded connection's position, and the jack is seted up to the upper end of electrically conductive piece for electrically conductive piece and leading electrical pillar interconnect, but this processing degree of difficulty that leads to electrically conductive piece increases, reduces the machining efficiency of electrically conductive piece, and the contact is not inseparable enough between jack and electrically conductive post simultaneously, takes place to become flexible easily, influences both electrical connection's reliability.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model provides a spring switching piece terminal has simple structure, machining efficiency is high, connects effect inseparable and that the reliability is high.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a spring switching piece terminal, includes the base and the plug seat of looks adaptation, and spacing hole has been seted up at the middle part of base, and the left and right sides in spacing hole is provided with the electrically conductive through-hole of looks adaptation, and the middle part fixedly connected with of plug seat and the spacing pull rod of spacing hole looks adaptation, the left and right sides of spacing pull rod be provided with the electrically conductive post of electrically conductive through-hole looks adaptation, be provided with the conductive structure rather than the looks adaptation in the electrically conductive through-hole, the conductive structure is including conducting block and the connecting portion that are connected with the conducting block, and connecting portion are including the elasticity arm lock of two looks adaptations, and the elasticity arm lock adopts punching press mode integrated into one piece, and two elasticity.

Through adopting above-mentioned technical scheme, electrically conductive structure is through setting up conducting block and connecting portion, and connecting portion are including two elasticity arm lock, and elasticity arm lock adopts punching press mode integrated into one piece, compares in original electrically conductive, and processing is more simple, reduces the processing degree of difficulty, improves machining efficiency, leads the mode of electrical pillar through elasticity arm lock centre gripping simultaneously for it is inseparabler to be connected with leading electrical pillar, prevents that it from becoming flexible, improves the reliability of electric conductive property and connection.

The utility model discloses further set up to: the conductive block and the connecting part are fixedly connected with each other in a riveting mode, and connecting bulges and connecting through holes which are matched with each other are respectively arranged at the connecting parts of the conductive block and the connecting part.

Through adopting above-mentioned technical scheme, conducting block and connecting portion pass through riveting mode interconnect, and the processing mode is simple, effectively improves production efficiency, and it is convenient for conducting block and connecting portion to be connected to connect arch and connect the through-hole.

The utility model discloses further set up to: the lower end of the conductive block is provided with a locking screw rod in threaded connection with the conductive block in an inserting mode, the locking screw rod is further sleeved with an elastic sheet and a gasket which are matched, and the conductive block is provided with a locking screw hole matched with the locking screw rod.

Through adopting above-mentioned technical scheme, locking screw, shell fragment and gasket are convenient for outside cable and conducting block interconnect, and the locking screw is convenient for locking screw and conducting block interconnect.

The utility model discloses further set up to: the left side and the right side of the base are provided with conductive protrusions matched with the conductive through holes, the conductive protrusions are sleeved with locking nuts in threaded connection with the conductive protrusions, the lower ends of the locking nuts are provided with limiting convex rings matched with the conductive blocks, and the conductive blocks are provided with limiting steps matched with the limiting convex rings.

Through adopting above-mentioned technical scheme, lock nut prevents its breaking away from with the conducting block locking in electrically conductive downthehole, guarantees the validity that elasticity arm lock and electrically conductive pillar are connected, and spacing bulge loop and spacing step cooperate, prevent the conducting block action.

The utility model discloses further set up to: the base is provided with a positioning protrusion and a testing through hole which are matched with the conductive columns, the positioning protrusion is provided with a positioning through hole, and the aperture of the positioning through hole is not smaller than the diameter of the conductive columns.

Through adopting above-mentioned technical scheme, insert to the positioning hole after separating from the electrically conductive hole on the plug seat electrically conductive post, the test through-hole is convenient for the user and tests.

The utility model discloses further set up to: and the elastic clamping arm is also plated with a conductive silver point matched with the conductive column.

Through adopting above-mentioned technical scheme, electrically conductive silver point increases elasticity arm lock and leads electrical pillar.

The utility model discloses further set up to: the limiting pull rod is sleeved with a limiting spring and a limiting ring which are matched with the limiting pull rod, one end of the limiting spring is connected with the bottom of the limiting hole in a pressing mode, the other end of the limiting spring is connected with the limiting ring in a pressing mode, and the lower end of the limiting pull rod is further provided with a limiting clamping block matched with the limiting ring.

Through adopting above-mentioned technical scheme, spacing spring and spacing collar are mutually supported, and the plug and socket breaks away from the base when preventing to use, and the staff of being convenient for uses.

The utility model discloses further set up to: the front side and the rear side of the base are also provided with opening grooves matched with the plug seat, and the plug seat is provided with opening bulges matched with the opening grooves.

By adopting the technical scheme, the opening grooves are matched with the opening protrusions, so that a worker can pull the plug base conveniently, the conductive posts on the plug base are separated from the base, and the worker can use the plug base conveniently.

To sum up, the utility model discloses following beneficial effect has:

1. the conductive structure is provided with the conductive block and the connecting part, the connecting part comprises two elastic clamping arms which are integrally formed in a stamping mode, compared with the original conductive piece, the processing is simpler, the processing difficulty is reduced, the processing efficiency is improved, and meanwhile, the conductive post is more tightly connected with the conductive post in a mode of clamping the conductive post by the elastic clamping arms, so that the conductive post is prevented from loosening, and the conductive performance and the connection reliability are improved;

2. the plug seat is prevented from being separated from the base when in use by the way that the limiting spring and the limiting ring are mutually matched, so that the plug seat is convenient for workers to use; meanwhile, the opening grooves and the opening protrusions are matched with each other, so that a worker can pull the plug base conveniently, the conductive posts on the plug base are separated from the base, and the worker can use the plug base conveniently.

Drawings

Fig. 1 is a perspective view of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a schematic cross-sectional view taken along line a-a in fig. 2.

Fig. 4 is a schematic view of the present invention.

Reference numerals: 1. a base; 11. a limiting hole; 12. a conductive via; 13. a conductive bump; 14. locking the nut; 141. a limit convex ring; 15. positioning the projection; 151. positioning the through hole; 16. testing the through hole; 17. opening the groove; 2. a plug base; 21. a limiting pull rod; 211. a limiting spring; 212. a limiting ring; 213. a limiting clamping block; 22. a conductive post; 23. opening the projection; 3. a conductive structure; 31. a conductive block; 311. a connecting projection; 312. locking the screw hole; 313. a limiting step; 32. a connecting portion; 321. an elastic clamping arm; 322. a connecting through hole; 323. conductive silver dots; 33. locking the screw rod; 331. a spring plate; 332. and (7) a gasket.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

The embodiment discloses a spring switching piece terminal, as shown in fig. 1 to 4, which includes a base 1 and a plug base 2 that are matched with each other, wherein a limit hole 11 is formed in the middle of the base 1, conductive through holes 12 that are matched with each other are formed in the left and right sides of the limit hole 11, a limit pull rod 21 that is matched with the limit hole 11 is fixedly connected to the middle of the plug base 2, conductive posts 22 that are matched with the conductive through holes 12 are formed in the left and right sides of the limit pull rod 21, conductive structures 3 that are matched with the conductive through holes 12 are formed in the conductive through holes 12, the conductive structures 3 include conductive blocks 31 and connecting portions 32 that are connected with the conductive blocks 31, the connecting portions 32 include two elastic clamping arms 321 that are matched with each other, the elastic clamping arms 321 are integrally formed by stamping, and the two elastic clamping arms 321 and the conductive posts; conductive structure 3 is through setting up conducting block 31 and connecting portion 32, and connecting portion 32 is including two elasticity arm lock 321, and elasticity arm lock 321 adopts punching press mode integrated into one piece, compares in original electrically conductive, and processing is simpler, reduces the processing degree of difficulty, improves machining efficiency, and the mode of leading electrical pillar 22 is led in the centre gripping through elasticity arm lock 321 simultaneously for it is inseparabler to be connected with leading electrical pillar 22, prevents it not hard up, improves the reliability of electric conductive property and connection.

The conductive block 31 and the connecting portion 32 are fixedly connected with each other by riveting, and the connecting portion of the conductive block 31 and the connecting portion 32 is respectively provided with a connecting protrusion 311 and a connecting through hole 322 which are matched with each other; the conductive block 31 and the connecting portion 32 are connected with each other in a riveting manner, the processing manner is simple, the production efficiency is effectively improved, and the connecting protrusion 311 and the connecting through hole 322 are convenient for the conductive block 31 and the connecting portion 32 to be connected.

The lower end of the conductive block 31 is inserted with a locking screw 33 in threaded connection with the conductive block, the locking screw 33 is also sleeved with an adaptive spring plate 331 and a gasket 332, and the conductive block 31 is provided with a locking screw hole 312 adaptive to the locking screw 33; the locking screw 33, the elastic piece 331 and the washer 332 facilitate the interconnection of the external cable with the conductive block 31, and the locking screw hole 312 facilitates the interconnection of the locking screw 33 with the conductive block 31.

The left side and the right side of the base 1 are provided with conductive protrusions 13 matched with the conductive through holes 12, the conductive protrusions 13 are sleeved with locking nuts 14 in threaded connection with the conductive protrusions 13, the lower ends of the locking nuts 14 are provided with limiting convex rings 141 matched with the conductive blocks 31, and the conductive blocks 31 are provided with limiting steps 313 matched with the limiting convex rings 141; the locking nut 14 locks the conductive block 31 in the conductive hole to prevent the conductive block from being separated, so as to ensure the connection effectiveness of the elastic clamping arm 321 and the conductive column 22, and the limiting convex ring 141 is matched with the limiting step 313 to prevent the conductive block 31 from moving.

The base 1 is provided with a positioning bulge 15 and a test through hole 16 which are matched with the conductive column 22, the positioning bulge 15 is provided with a positioning through hole 151, and the aperture of the positioning through hole 151 is not smaller than the diameter of the conductive column 22; the conductive posts 22 on the plug base 2 are separated from the conductive holes and then inserted into the positioning through holes 151, so that the testing through holes 16 are convenient for a user to test.

The elastic clamping arm 321 is further plated with a conductive silver point 323 adapted to the conductive post 22; the conductive silver dots 323 add the elastic clipping arms 321 and the conductive posts 22.

The limiting pull rod 21 is sleeved with a limiting spring 211 and a limiting ring 212 which are matched with the limiting pull rod, one end of the limiting spring 211 is mutually butted and connected with the bottom of the limiting hole 11, the other end of the limiting spring is mutually butted and connected with the limiting ring, and the lower end of the limiting pull rod 21 is also provided with a limiting fixture block 213 matched with the limiting ring; spacing spring 211 and spacing collar 212 mutually support, and plug connector 2 breaks away from base 1 when preventing to use, and the staff of being convenient for uses.

Opening grooves 17 matched with the plug seat 2 are formed in the front side and the rear side of the base 1, and opening protrusions 23 matched with the opening grooves 17 are formed in the plug seat 2; the opening groove 17 and the opening protrusion 23 are matched with each other, so that a worker can pull the plug base 2 conveniently, the conductive column 22 on the plug base 2 is separated from the base 1, and the use by the worker is facilitated.

The working process is as follows: when the conductive pillar 22 is inserted into the two elastic clipping arms 321, the elastic clipping arms 321 begin to deform, so that the conductive pillar 22 can be smoothly inserted into the two elastic clipping arms 321, and the two elastic clipping arms 321 clamp the conductive pillar 22 under the action of the deformed elastic force, thereby preventing the conductive pillar 22 from loosening; after the conductive post 22 is to be pulled out, the two elastic clipping arms 321 are reset under the action of the elastic force.

To sum up, the utility model discloses following beneficial effect has:

1. through the conductive structure 3, the conductive block 31 and the connecting part 32 are arranged, the connecting part 32 comprises the two elastic clamping arms 321, the elastic clamping arms 321 are integrally formed in a stamping mode, compared with the original conductive piece, the processing is simpler, the processing difficulty is reduced, and the processing efficiency is improved;

2. the plug seat 2 is prevented from being separated from the base 1 when in use by the way that the limiting spring 211 and the limiting ring 212 are matched with each other, so that the use by workers is facilitated; simultaneously, through the mutual matching of the opening groove 17 and the opening protrusion 23, the worker can pull the plug seat 2 conveniently, so that the conductive column 22 on the plug seat 2 is separated from the base 1, and the worker can use the plug seat conveniently.

The above description is only the preferred embodiment of the present invention, and is not intended to limit the present invention, any modification, equivalent replacement, or improvement made within the design concept of the present invention should be included within the protection scope of the present invention.

Claims

1. The utility model provides a spring switching piece terminal, base (1) and plug seat (2) including the looks adaptation, spacing hole (11) have been seted up at the middle part of base (1), and the left and right sides in spacing hole (11) is provided with electrically conductive through-hole (12) of looks adaptation, the middle part fixedly connected with of plug seat (2) and spacing pull rod (21) of spacing hole (11) looks adaptation, the left and right sides of spacing pull rod (21) is provided with and leads electrical pillar (22) with electrically conductive through-hole (12) looks adaptation, its characterized in that: be provided with conductive structure (3) rather than the looks adaptation in electrically conductive through-hole (12), conductive structure (3) including conductive piece (31) and connecting portion (32) that are connected with conductive piece (31), connecting portion (32) are including elastic arm lock (321) of two looks adaptations, and elastic arm lock (321) adopt punching press mode integrated into one piece, and two elastic arm lock (321) pass through the mutual swing joint of block mode with leading electrical pillar (22).

2. A spring-switching blade terminal according to claim 1, wherein: the conductive block (31) and the connecting part (32) are fixedly connected with each other in a riveting mode, and the connecting part of the conductive block (31) and the connecting part (32) is provided with a connecting bulge (311) and a connecting through hole (322) which are matched with each other.

3. A spring-switching blade terminal according to claim 2, wherein: the lower end of the conductive block (31) is provided with a locking screw (33) in threaded connection with the conductive block in an inserting mode, the locking screw (33) is further sleeved with an elastic sheet (331) and a gasket (332) which are matched with each other, and the conductive block (31) is provided with a locking screw hole (312) matched with the locking screw (33).

4. A spring-switching blade terminal according to claim 3, wherein: the left and right sides of base (1) be provided with electrically conductive protruding (13) of electrically conductive through-hole (12) looks adaptation, electrically conductive protruding (13) overcoat be equipped with rather than threaded connection's lock nut (14), lock nut (14) lower extreme be provided with spacing bulge loop (141) of conducting block (31) looks adaptation, be provided with on conducting block (31) with spacing step (313) of spacing bulge loop (141) looks adaptation.

5. The spring-switch blade terminal of claim 4, wherein: the base (1) is provided with a positioning protrusion (15) and a testing through hole (16) which are matched with the conductive column (22), the positioning protrusion (15) is provided with a positioning through hole (151), and the aperture of the positioning through hole (151) is not smaller than the diameter of the conductive column (22).

6. A spring-switching blade terminal according to claim 1, wherein: and the elastic clamping arm (321) is also plated with a conductive silver point (323) matched with the conductive column (22).

7. A spring-switching blade terminal according to claim 1, wherein: the limiting pull rod (21) is sleeved with a limiting spring (211) and a limiting ring (212) which are matched with the limiting pull rod, one end of the limiting spring (211) is connected with the bottom of the limiting hole (11) in a pressing mode, the other end of the limiting spring is connected with the limiting ring in a pressing mode, and a limiting clamping block (213) matched with the limiting ring is further arranged at the lower end of the limiting pull rod (21).

8. A spring-switching blade terminal according to claim 1, wherein: the front side and the rear side of the base (1) are also provided with opening grooves (17) matched with the plug seat (2), and the plug seat (2) is provided with opening bulges (23) matched with the opening grooves (17).