CN217956157U - Internal part for wiring terminal - Google Patents

Abstract

The utility model discloses an internal part for a wiring terminal, which comprises a middle sleeve with a wiring space, wherein a conductive plate and an elastic reed are arranged in the wiring space of the middle sleeve, the elastic reed comprises a positioning plate and pressure reeds which extend obliquely upwards from the edges of the two transverse sides of the positioning plate, the conductive plate is abutted with the two pressure reeds to respectively form an incoming wire clamping station and an outgoing wire clamping station, and both sides of each pressure reed are provided with a pair of lugs; the wire inlet clamping device is characterized by also comprising two handles which respectively correspond to the wire inlet clamping station and the wire outlet clamping station, wherein one end of each handle is provided with a pair of arc-shaped grooves matched with the lugs, and the upper end of each handle is provided with a positioning block; when the locating piece cooperates the joint with the interior roof of well cover, this moment the pressure spring is in the pressurized state, there is the wiring clearance current conducting plate and pressure spring. The utility model has the advantages of it is following and effect: the device has the technical effects of simple structure and stable and reliable wiring.

Description

Internal part for wiring terminal

Technical Field

The utility model relates to an electrical connection accessory technical field, in particular to an internals for binding post.

Background

As is well known, a terminal is an intermediate connector for electrical connection, and the main function of the terminal is to facilitate the electrical connection of wires; in the existing market, two types of wiring terminals are generally provided, one type of wiring terminal is a wiring terminal adopting a screw to fasten a wire, the tightness of the screw is additionally required to be adjusted when the wiring terminal is connected with the wire, so that the mounting efficiency of an electrician is greatly influenced, and the use occasion of the wiring terminal is more exquisite, for example, the screw is easy to loosen in a vibrating environment or after the wiring terminal is used for a long time in an outdoor occasion, so that the wire is separated or the contact is poor, and the service life of the wiring terminal is limited; and the second is a quick connection wiring terminal without screw adjustment.

Chinese patent with publication number CN210897677U discloses a quick connection screw-free wiring terminal, including handle, upper cover, base and current conducting plate, elastic reed, the handle articulate in on the upper cover, the upper cover is opened and is equipped with entrance hole and wire hole, elastic reed has the locating plate and extends the pressure reed, on the pressure reed, be close to the top position and have stamping forming's contact reed, the both sides of contact reed form the preforming, the handle has the push pedal and follows push pedal wherein the front and back both sides border position of one end, be the clamp plate of slant downwardly extending, the clamp plate with the preforming forms the butt, the contact reed with the current conducting plate forms the butt. The utility model discloses after decomposing into preforming and contact reed with the pressure reed, only need push up the handle, alright push down the preforming through the clamp plate, and then drive the contact reed and warp downwards thereupon, then directly inject entrance hole and wire hole with the wire, loosen the handle alright again, reached simple structure, the steady reliable effect of wiring.

However, such a terminal needs to be improved because the handle needs to be continuously held by the operator when inserting the wire into the wire inlet hole and the wire outlet hole, which is inconvenient for the operator.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an interior spare for binding post, have simple structure, the steady reliable technological effect of wiring to prior art exists not enough.

The above technical purpose of the present invention can be achieved by the following technical solutions: an internal part for a wiring terminal comprises a middle sleeve with a wiring space, wherein a conductive plate and elastic reeds are arranged in the wiring space of the middle sleeve, each elastic reed comprises a positioning plate and pressure reeds extending obliquely upwards from the edges of the two transverse sides of the positioning plate, the conductive plate is abutted against the two pressure reeds to respectively form an incoming wire clamping station and an outgoing wire clamping station, and a pair of hanging lugs is arranged on the two sides of each pressure reed;

the wire inlet clamping device is characterized by also comprising two handles which respectively correspond to the wire inlet clamping station and the wire outlet clamping station, wherein one end of each handle is provided with a pair of arc-shaped grooves matched with the lugs, and the upper end of each handle is provided with a positioning block; when the locating piece cooperates the joint with the interior roof of well cover, this moment the pressure spring is in the pressurized state, there is the wiring clearance current conducting plate and pressure spring.

Further, the current-conducting plate includes roof and bottom plate parallel to each other, roof and same end of bottom plate are connected with same electrically conductive riser, roof, bottom plate and electrically conductive riser three constitute "Contraband" form setting to form and supply the thing groove is put into to the elasticity reed.

Furthermore, the current conducting plate is punched and formed with a partition plate at the top plate, and the partition plate is positioned in the storage groove.

Furthermore, the conducting plate is provided with at least one positioning hole at the bottom plate in a penetrating manner, and the bottom of the positioning plate of the elastic spring leaf is provided with a positioning bulge matched with the positioning hole.

To sum up, the utility model discloses following beneficial effect has: the innovation of this application lies in, ingenious both sides at the pressure spring piece all are provided with a pair of hangers, and the tip of handle is provided with the arc wall with a pair of hangers matched with, works as when the locating piece cooperates the joint with the interior roof of well cover, this moment the pressure spring piece is in the pressurized state, there is the wiring clearance current conducting plate and pressure spring piece. The pressure spring leaf gives the handle a reverse elasticity to drive the locating piece and the interior roof of well cover offset all the time in order to carry out the screens. At this time, the conductive plate and the pressure spring piece have a wiring gap. At the moment, the user can release the force applied to the handle, release the two hands and pass the wiring terminal of the conducting wire through the wire inlet hole or the wire outlet hole to enter the wiring gap.

Drawings

FIG. 1 is a schematic structural diagram of the first embodiment;

FIG. 2 is a schematic view of the structure of the middle sleeve in FIG. 1;

FIG. 3 is a schematic view of the structure of FIG. 1 with the middle sleeve removed;

FIG. 4 is an exploded view of the structure of FIG. 3 with the handle removed;

FIG. 5 is a schematic view of the spring reed of FIG. 4 in another orientation;

FIG. 6 is a schematic structural diagram of the present application in a use state;

FIG. 7 is a schematic view of another embodiment of the present application;

FIG. 8 is a cross-sectional view of the structure of FIG. 6;

FIG. 9 is an exploded schematic view of the structure of FIG. 6;

FIG. 10 is a schematic view of the structure of FIG. 9 in another orientation;

FIG. 11 is a schematic view of the edge cover configuration of FIG. 9;

FIG. 12 is a schematic view of the handle of FIG. 9;

FIG. 13 is a schematic view of the assembled side sleeve and handle.

Reference numerals: 1. a middle sleeve; 2. a side sleeve; 3. a wire inlet hole; 4. a wire outlet hole; 5. a conductive plate; 6. an elastic reed; 7. positioning a plate; 8. pressing a spring plate; 9. hanging a lug; 10. a handle; 11. an arc-shaped slot; 12. positioning blocks; 13. a first clamping hole; 14. a first wedge-shaped clamping part; 15. a second clamping hole; 16. a second wedge-shaped clamping part; 17. a butting block; 18. a side plate; 19. a connecting plate; 20. anti-skid lines; 21. a sleeve body; 22. a suspension plate; 23. a hole of abdication; 24. a fixing plate; 25. an accommodation section; 26. a top plate; 27. a base plate; 28. a conductive vertical plate; 29. a storage groove; 30. a partition plate; 31. positioning holes; 32. positioning the projection; 33. and a support plate.

Detailed Description

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

The "up, down, left and right" described in the present embodiment are directions shown in the drawings.

As shown in fig. 1 to 13, an internal component for a terminal includes a middle sleeve 1 having a wiring space, a conductive plate 5 and an elastic spring piece 6 are disposed in the wiring space of the middle sleeve 1, the elastic spring piece 6 includes a positioning plate 7 and a pressure spring piece 8 extending obliquely upward from two lateral side edges of the positioning plate 7, the conductive plate 5 abuts against the two pressure spring pieces 8 to form an incoming wire clamping station and an outgoing wire clamping station, and a pair of hanging lugs 9 is disposed on two sides of each pressure spring piece 8;

the wire-inlet clamping device further comprises two handles 10 which respectively correspond to the wire-inlet clamping station and the wire-outlet clamping station, one end of each handle 10 is provided with an arc-shaped groove 11 matched with the pair of hanging lugs 9, and the upper end of each handle 10 is provided with a positioning block 12; when the positioning block 12 and the inner top wall of the middle sleeve 1 in the wiring space are in matched clamping connection, the pressure spring piece 8 is in a pressed state at the moment, and the conductive plate 5 and the pressure spring piece 8 have a wiring gap.

The utility model provides a pressure spring 8 is when not having the pressurized state, and its top is supported with current conducting plate 5 to there is certain clamping-force, thereby with the wiring end centre gripping of wire in inlet wire clamping station or outlet wire clamping station department, the wire that is located inlet wire hole 3 department this moment just can be connected through current conducting plate 5 and the wire that is located outlet wire hole 4 department is electric.

The innovation point of this application lies in, ingenious both sides at pressure spring 8 all are provided with a pair of hangers 9, the tip of handle 10 be provided with a pair of hangers 9 matched with arc wall 11, handle 10 drives the interior roof cooperation joint of locating piece 12 and well cover 1, pressure spring 8 is in compression state this moment, pressure spring 8 gives handle 10 a reverse elasticity to drive locating piece 12 and well cover 1's interior roof offsets all the time in order to carry out the screens. At this time, the conductive plate 5 and the pressure spring 8 have a wire gap. At this time, the user can release the force applied to the handle 10, release both hands, and let the terminal of the conductive wire pass through the wire inlet hole 3 or the wire outlet hole 4 to enter the above-mentioned wire connection gap.

If when the wiring end of wire has got into the wiring clearance, the operator only need hold handle 10 with the hand this moment to give handle 10 and continue the power towards locating plate 7 direction (handle 10 moves towards locating plate 7 direction promptly), can let pressure spring 8 more tend to move towards locating plate 7 direction, the locating piece 12 of handle 10 and the interior roof of well cover 1 can have a rotation clearance this moment, for the locating piece 12 to roll out the wiring space and be convenient for handle 10 reset, after handle 10 resets, pressure spring 8 can reset and carry out the centre gripping in order to form inlet wire clamping station or outlet wire clamping station to the wire.

When the internal part is specifically applied, the two ends of the middle sleeve 1 can be detachably connected with the side sleeves 2, the two side sleeves 2 are respectively provided with a wire inlet hole 3 and a wire outlet hole 4, and the wire inlet hole 3 is communicated with the wire outlet hole 4 through a wiring space; each side sleeve 2 is rotatably connected with a handle 10, when the handle 10 rotates around a pair of hanging lugs 9 until a positioning block 12 is matched and clamped with the inner top wall of the middle sleeve 1 at the wiring space, the pressure spring piece 8 is in a pressed state, and a wiring gap exists between the conductive plate 5 and the pressure spring piece 8.

Furthermore, the two ends of the middle sleeve 1 are detachably connected with the edge sleeve 2 in an inserting mode. Specifically, the method comprises the following steps: the bottom of each side cover 2 is provided with a first clamping hole 13, and the top of each side cover 2 is provided with a first wedge-shaped clamping part 14.

The top of well cover 1 is provided with can with first wedge joint portion 14 matched with second joint hole 15, the number of second joint hole 15 be two and respectively with two limit cover 2 on first wedge joint portion 14 cooperate. The bottom of the middle sleeve 1 is provided with two second wedge-shaped clamping parts 16, and the two second wedge-shaped clamping parts 16 are respectively matched with the first clamping holes 13 on the two side sleeves 2.

The utility model provides a well cover 1 and 2 adoption of limit cover are to inserting formula joint to realize rapid Assembly for the efficiency of manufacturing. And the middle sleeve 1 and the side sleeve 2 are detachable, so that a user can assemble accessories (the conductive plate 5 and the elastic spring 6) inside the middle sleeve 1 conveniently.

Further, one side of each side sleeve 2 is provided with an abutting block 17 for abutting and limiting the end part of the elastic spring leaf 6.

Because 2 quantity of limit cover of this application are two, and are located the both ends of elasticity reed 6 respectively to it is spacing to make the both ends of elasticity reed 6 carry out the butt by two butt joint blocks 17 respectively, thereby has restricted the removal of elasticity reed 6 in the use, thereby has reduced the potential safety hazard.

Furthermore, each handle 10 comprises two parallel side plates 18, one end of each side plate 18 is fixedly connected with a connecting plate 19, an arc-shaped groove 11 is formed in the end portion, far away from the connecting plate 19, of each side plate 18, and the two arc-shaped grooves 11 are matched with a pair of hanging lugs 9 located on two sides of the pressure spring piece 8. One end of each side plate 18, which is far away from the pressure spring 8, is provided with a positioning block 12; when the handle 10 rotates around the pair of hanging lugs 9, the positioning block 12 can be matched and clamped with the inner top wall of the middle sleeve 1 at the wiring space.

Further, an anti-slip pattern 20 is formed on one side of the connection plate 19 to increase the friction force with the hand of the user, thereby facilitating the user to apply force to rotate the handle 10.

Further, each side cover 2 includes the cover body 21 and is located the hanger plate 22 of cover body 21 top, all is provided with the hole of stepping down 23 between the both sides of hanger plate 22 and the cover body 21, should step down hole 23 and two curb plates 18 of every handle 10 and cooperate so that curb plate 18 should step down hole 23 department and rotate, and first wedge joint portion 14 is located this hanger plate 22.

The side of each handle 10, which is close to the side of the two side plates 18, is provided with a fixing plate 24, and an accommodating space 25 which can be matched with the suspension plate 22 is formed between the upper end of the fixing plate 24 and the connecting plate 19. The attachment plate 19 is positioned above the hanger plate 22 and the attachment plate 24 is positioned below the hanger plate 22 (it will be appreciated that one end of the hanger plate 22 extends through the receiving space 25 to separate the attachment plate 19 and the attachment plate 24 of the handle 10).

When the pressure spring 8 abuts against the conductive plate 5, the upper end surface of the fixing plate 24 abuts against the lower end surface of the suspension plate 22, so that the fixing plate 24 is limited by the suspension plate 22, that is, the position of the handle 10 is limited by the suspension plate 22, the handle 10 is prevented from being separated from the side sleeve 2, and the safety of the whole use is improved.

In the above, the elastic spring 6 has the elastic force toward the suspension plate 22 to the handle 10 through the hanging lug 9, so that the upper end of the fixing plate 24 of the handle 10 is limited and abutted by the suspension plate 22, thereby ensuring that the handle 10 has a uniform initial position without the application of force by the operator.

Further, the conductive plate 5 is arranged in a shape of "Contraband", that is, the conductive plate 5 includes a top plate 26 and a bottom plate 27 which are parallel to each other, and the same end of the top plate 26 and the same end of the bottom plate 27 are connected to the same conductive riser 28. The top plate 26, the bottom plate 27 and the vertical conductive plate 28 form a Contraband shape, and form a storage slot 29 for the elastic spring 6 to be placed in.

The positioning plate 7 of the spring reed 6 is in contact with the upper end of the bottom plate 27, and the pressure reed 8 of the spring reed 6 is in contact with the lower end of the top plate 26. In the above description, the upper end of the bottom plate 27 and the lower end of the top plate 26 are defined as ends facing the storage compartment 29.

The utility model provides a current conducting plate 5 adopts "Contraband" form setting, through the form that adopts half package, wraps up elastic spring 6 in putting thing groove 29, can possess the area that bears the electric current more, strengthens current conducting plate 5 transmission current's stability.

In addition, the protection scope of the current conducting plate 5 should also include the case of the cross-section of the "mouth" shape, i.e. the design similar to a square tube. However, since the conductive plate 5 is mostly made of copper, when the conductive plate 5 of the present application is arranged in the shape of "Contraband", the consumption of materials can be reduced compared with the arrangement in the shape of "mouth", and the processing cost of the conductive plate 5 is reduced on the premise of ensuring the current stability.

Further, the pair of hanging lugs 9 at both sides of the pressure spring 8 are exposed out of the storage slot 29 so as to be matched with the arc-shaped slot 11 at the end part of the handle 10.

Furthermore, the conductive plate 5 is stamped and formed with a partition plate 30 at the top plate 26, and the partition plate 30 is located in the storage groove 29 to prevent the lead wire of the wire inlet hole 3 and the lead wire of the wire outlet hole 4 from directly contacting in the storage groove 29.

Furthermore, the conductive plate 5 is provided with at least one positioning hole 31 penetrating through the bottom plate 27, and the bottom of the positioning plate 7 of the elastic spring 6 is provided with a positioning protrusion 32 capable of matching with the positioning hole 31.

Specifically, the number of the positioning holes 31 is preferably two, and the number of the positioning protrusions 32 is also two and is respectively matched with the positioning holes 31.

In order to facilitate the assembly of the conductive plate 5 and the elastic spring 6 and avoid the position deviation caused by the assembly of different workers, the position relationship between the conductive plate and the elastic spring is determined by adopting the forms of the positioning holes 31 and the positioning bulges 32. Simultaneously, carry out the connection back of wire at the binding post of this application, also can avoid the produced potential safety hazard of the position removal that elastic spring 6 and current conducting plate 5 carried out.

Further, a support plate 33 is arranged in the middle sleeve 1, and the support plate 33 divides the wiring space into a first assembly cavity and a second assembly cavity, wherein the first assembly cavity is arranged above the second assembly cavity. The first fitting cavity is fitted with the suspension plate 22 of the edge cover 2 for insertion of the suspension plate 22, and the lower end surface of the suspension plate 22 abuts against the support plate 33. Through the setting of backup pad 33, can provide the support to hanger plate 22 to first wedge joint portion 14 card on hanger plate 22 is gone into in second joint hole 15, thereby realizes quick joint cooperation.

In addition, the second fitting cavity is used for placing the conductive plate 5 and the spring reed 6.

The specific embodiments are only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiments without inventive contribution as required after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.

Claims (4)

1. An inner piece for a terminal, characterized by: the wire clamping device comprises a middle sleeve (1) with a wiring space, wherein a conductive plate (5) and elastic reeds (6) are arranged in the wiring space of the middle sleeve (1), each elastic reed (6) comprises a positioning plate (7) and pressure reeds (8) extending upwards from two transverse side edges of the positioning plate (7) in an inclined mode, the conductive plate (5) is abutted against the two pressure reeds (8) to form a wire inlet clamping station and a wire outlet clamping station respectively, and a pair of hanging lugs (9) is arranged on two sides of each pressure reed (8);

the wire inlet and outlet clamping device is characterized by further comprising two handles (10) which respectively correspond to the wire inlet clamping station and the wire outlet clamping station, one end of each handle (10) is provided with a pair of arc-shaped grooves (11) matched with the hanging lugs (9), and the upper end of each handle (10) is provided with a positioning block (12); when locating piece (12) and the interior roof cooperation joint of well cover (1), this moment pressure spring (8) are in the pressurized state, there is the wiring clearance current conducting plate (5) and pressure spring (8).

2. An inner member for a connection terminal as claimed in claim 1, wherein: the conducting plate (5) comprises a top plate (26) and a bottom plate (27) which are parallel to each other, the same end of the top plate (26) and the same end of the bottom plate (27) are connected with the same conducting vertical plate (28), the top plate (26), the bottom plate (27) and the conducting vertical plate (28) form a Contraband-shaped arrangement, and an accommodating groove (29) for the elastic reed (6) to be placed in is formed.

3. An inner member for a connection terminal as claimed in claim 2, wherein: the current conducting plate (5) is provided with a partition plate (30) in the top plate (26) in a stamping mode, and the partition plate (30) is located in the storage groove (29).

4. An inner member for a connection terminal as claimed in claim 3, wherein: the conducting plate (5) is provided with at least one positioning hole (31) at the bottom plate (27) in a penetrating manner, and the bottom of the positioning plate (7) of the elastic spring leaf (6) is provided with a positioning bulge (32) matched with the positioning hole (31).

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