CN210468174U

CN210468174U - Copper-aluminum wiring terminal with connection protection structure

Info

Publication number: CN210468174U
Application number: CN201921809697.1U
Authority: CN
Inventors: 邵奇慧; 黄有兵
Original assignee: Changyuan Power Technology Co Ltd
Current assignee: Changyuan Power Technology Co Ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-05-05
Anticipated expiration: 2029-10-25

Abstract

The utility model discloses a copper aluminium binding post with connect protective structure, including the aluminium post main part, the wire slot has been seted up to the inside of aluminium post main part, and the welding has the centre gripping fixture block on the inner wall of wire slot, the inside of centre gripping fixture block is inlayed and is had the bolt, the left end welding of aluminium post main part has connecting sleeve, and connecting sleeve's left side inserts and is equipped with the connecting loop bar, connecting sleeve's outside cover is equipped with the copper spring, the left end welded fastening of connecting loop bar has the connecting block, and the inside of connecting block is inlayed and is had the inserted block. The utility model discloses a set up the wire slot and be the U-shaped for wire and the inside contact length of wire slot increase, the bolt is inlayed in the inside of centre gripping fixture block simultaneously to effectual reinforcing wire slot and the stability of being connected of wire, and when fixed, both sides extrusion deformation around the use tool with the aluminium post main part, the bolt breaks through centre gripping fixture block on the wire under the atress effect, has strengthened the firm performance that the device is connected with the wire greatly.

Description

Copper-aluminum wiring terminal with connection protection structure

Technical Field

The utility model relates to a binding post technical field specifically is a copper aluminium binding post with connect protective structure.

Background

The copper-aluminum connecting terminal is a connecting terminal for power transmission connection, is produced by fusing a copper sheet and an aluminum column together, has excellent conductive performance, however, when the current copper-aluminum connecting terminal is connected with a wire, because the aluminum column end is mostly designed as a straight hole, the wire is easy to fall off from the aluminum column end to affect the use when being pulled by external force after being inserted and fixed, and the wiring terminal is formed by integral casting, in the long-time use process, the terminal is easy to break and fall off due to excessive pulling times under stress, the copper sheet end of the current terminal is mostly exposed outside and is easy to corrode to influence power transmission, and the fixing bolt on the copper sheet is easy to loosen and fall off due to the influence of external vibration in the using process, so that the power output is finally broken, therefore, in order to solve the problems, a copper-aluminum wiring terminal with a connection protection structure is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a copper aluminium binding post with connect protective structure to solve present copper aluminium binding post's that proposes in the above-mentioned background art aluminium column end and drop with the wire easily, and in the long-time use binding post atress pull easy fracture, and the copper sheet is served fastening bolt is not hard up easily or the problem of corrosion.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a copper aluminium binding post with connect protective structure, includes the aluminium post main part, the wire slot has been seted up to the inside of aluminium post main part, and the welding has the centre gripping fixture block on the inner wall of wire slot, the inside of centre gripping fixture block is inlayed and is had the bolt, the left end welding of aluminium post main part has connecting sleeve, and connecting sleeve's left side is inserted and is equipped with the connecting loop bar, connecting sleeve's outside cover is equipped with the copper spring, the left end welded fastening of connecting loop bar has the connecting block, and the inside of connecting block inlays and have the inserted block, the left end welded fastening of inserted block has the copper sheet, the top welding of copper sheet has the antiskid ring gear, both sides are inserted respectively around the connecting block and are equipped with the axis of rotation, and the other end fixed mounting of axis of rotation has protective housing, the welding.

Preferably, the central position of the aluminum column main body is designed to be hollow, the plug pin is inserted into the hollow position inside the aluminum column main body, two ends of the plug pin are designed to be sharp, and the wire insertion groove is designed to be U-shaped.

Preferably, the outside dimension of the connecting sleeve rod is the same as the inside dimension of the connecting sleeve, and the connecting sleeve rod and the connecting sleeve are designed to be of a sliding structure.

Preferably, the one end welding of copper spring is in the left side of aluminium post main part, the other end welded fastening of copper spring is on the right side of connecting block, the connecting block passes through copper spring and aluminium post main part design for elastic telescopic structure.

Preferably, the upper part of the inserting block is uniformly provided with through grooves, and the connecting block and the inserting block form fixed connection in a pouring mode.

Preferably, the protective shell is designed to be a rotating structure through a rotating shaft and a connecting block, a clamping groove is formed in the left side of the aluminum column main body, and the clamping pin is clamped in the clamping groove formed in the left side of the copper sheet.

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

1. through setting up the wire slot and being the U-shaped for wire and the inside contact length of wire slot increase, the effectual stability of being connected of reinforcing wire slot and wire, inlay the bolt in the inside of centre gripping fixture block simultaneously, when fixed, both sides extrusion deformation around the use tool with the aluminium post main part, the bolt breaks through the centre gripping fixture block under the atress effect on the wire, has strengthened the firm performance that the device is connected with the wire greatly.

2. Through setting up copper spring coupling aluminium post main part and connecting block, when the device in use receives external force to drag, copper spring is pulled the power influence and takes place deformation, cushions pulling the power, effectually prevented because this terminal is pulled and is dragged the more cracked condition that leads to in the use, the effectual life who prolongs the device, simultaneously, set up the both ends that connecting sleeve and connecting sleeve pole sliding connection supported this terminal, improved the device's structural stability greatly.

3. Install on the copper sheet through setting up anti-skidding ring gear, live the fastening bolt on the copper sheet through anti-skidding ring gear block, effectually prevent that fastening bolt is not hard up to drop, simultaneously, set up protective housing and rotate the cover and establish on copper sheet and connecting block, insert the fastening bolt who establishes when installing on the copper sheet and protect and restrict, effectually prevent that the bolt from receiving external environment influence corrosion or not hard up to drop, improved the device's power transmission's stability greatly.

Drawings

Fig. 1 is a schematic top view of the structure of the present invention;

FIG. 2 is a schematic sectional view of the front view of the structure of the present invention;

FIG. 3 is a schematic front view of the structure of the present invention;

fig. 4 is a schematic view of the structure connection between the plug block and the copper sheet according to the present invention.

In the figure: 1. an aluminum pillar body; 2. a wire insertion slot; 3. clamping a fixture block; 4. a bolt; 5. a connecting sleeve; 6. connecting the loop bar; 7. a copper spring; 8. connecting blocks; 9. inserting a block; 10. a copper sheet; 11. an anti-slip ring gear; 12. a rotating shaft; 13. a protective housing; 14. a bayonet lock.

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. 1-4, the present invention provides an embodiment:

a copper aluminum connecting terminal with a connection protection structure comprises an aluminum column main body 1, a lead slot 2 is arranged inside the aluminum column main body 1, a clamping fixture block 3 is welded on the inner wall of the lead slot 2, a bolt 4 is embedded inside the clamping fixture block 3, the center position of the aluminum column main body 1 is of a hollow design, the bolt 4 is inserted in the hollow position inside the aluminum column main body 1, two ends of the bolt 4 are of a sharp design, the lead slot 2 is of a U-shaped design, when the copper aluminum connecting terminal is used, a worker can insert a lead into the lead slot 2 in work, the contact area between the lead and the lead slot 2 is greatly increased through the U-shaped lead slot 2, the U-shaped lead slot 2 is bent, the lead can be effectively fixed, the lead is tightly connected with the aluminum column main body 1, when the copper aluminum connecting terminal is used, the worker uses a clamp-type tool to clamp the front side and the back side of the aluminum column main body, extrude hard, receive the extrusion, the inside hollow position of aluminium post main part 1 is crowded flat, thereby make 4 blocks of centre gripping fixture block 3 on the wire of puncturing of bolt, bolt 4 and wire slot 2 mutually support, greatly increased the device with the wire be connected the steadiness, the effectual wire condition of droing that leads to of dragging by external pulling force that has reduced, the both ends that set up bolt 4 are sharp-pointed form, be convenient for 4 blocks of centre gripping fixture block 3 blocks on the wire of puncturing of bolt, the operation is got up simply conveniently, it is more laborsaving.

The left end welding of aluminium post main part 1 has connecting sleeve 5, and connecting sleeve 5's left side is inserted and is equipped with connecting sleeve rod 6, connecting sleeve rod 6's outside size is the same with connecting sleeve 5's inside size, connecting sleeve rod 6 and connecting sleeve 5 design are sliding structure, connecting sleeve 5's inner wall and connecting sleeve rod 6 in close contact with, electric power transmission is stable when making the device receive to pull to slide, utilize connecting sleeve 5 and connecting sleeve rod 6 sliding connection to support the device, the structural stability of the device has been improved greatly.

The outer side of the connecting sleeve 5 is sleeved with a copper spring 7, the left end of the connecting sleeve rod 6 is fixedly welded with a connecting block 8, one end of the copper spring 7 is welded on the left side of the aluminum column main body 1, the other end of the copper spring 7 is fixedly welded on the right side of the connecting block 8, the connecting block 8 and the aluminum column main body 1 are designed into an elastic telescopic structure through the copper spring 7, when the device is pulled by external force in the using process, if no buffer structure exists, the copper-aluminum wiring terminal is pulled and broken for a plurality of times and unevenly for a long time, the copper spring 7 is arranged between the aluminum column main body 1 and the connecting block 8, when the device was dragged by external force, elastic deformation can take place for copper spring 7, will drag the power absorption and weaken, carries out effectual buffering, reduces this terminal and because frequently receive external force to drag the probability that leads to the fracture in the use, has prolonged the device's life greatly.

The inside of connecting block 8 is inlayed and is had inserted block 9, the left end welded fastening of inserted block 9 has copper sheet 10, logical groove has evenly been seted up to the top of inserted block 9, connecting block 8 forms fixed connection through the mode of pouring and inserted block 9 for connecting block 8 and inserted block 9 are inlayed mutually, be connected area of contact between effectual increase connecting block 8 and the inserted block 9, copper sheet 10 forms fixed connection through inserted block 9 and connecting block 8, the device's structure steadiness has been improved greatly.

An anti-skid gear ring 11 is welded above the copper sheet 10, rotating shafts 12 are respectively inserted into the front side and the rear side of the connecting block 8, a protective shell 13 is fixedly installed at the other end of each rotating shaft 12, a clamping pin 14 is welded on the inner wall of the left side of the protective shell 13, the protective shell 13 and the connecting block 8 are designed into a rotating structure through the rotating shafts 12, a clamping groove is formed in the left side of the aluminum column main body 1, the clamping pin 14 is clamped in the clamping groove formed in the left side of the copper sheet 10, when the device is used, a worker fastens the copper sheet 10 at a position to be installed in a mode of inserting a bolt into the copper sheet 10, when the copper sheet 10 is clamped through rotation of the fastening bolt, the fastening bolt is tightly attached to the anti-skid gear ring 11, under the clamping action of teeth on the anti-skid gear ring 11, the fastening bolt installed on the copper sheet 10 is effectively prevented from loosening, the connection stability of, and because bayonet 14 block is in the draw-in groove of seting up on the left side of copper sheet 10 for protective housing 13 rigidity, protective housing 13 can have the effectual fastening bolt that inserts on preventing external environment factor influence copper sheet 10 and the copper sheet 10, prevents that copper sheet 10 and bolt corrosion from influencing power transmission efficiency, and protective housing 13 fixed cover establishes the fastening bolt top on copper sheet 10, restricts the bolt, further prevents that the bolt from becoming flexible and droing, the effectual connection stability who improves the device.

The working principle is as follows: when the aluminum post is in work, a worker selects a wire needing to be provided with the copper-aluminum wiring terminal, the wire is inserted into the wire inserting grooves 2, then the worker clamps the front side and the rear side of the aluminum post main body 1 by using tools such as a vice and the like, the aluminum post main body 1 is extruded forcibly, the aluminum post main body 1 deforms under the action of extrusion, the central position of the aluminum post main body 1 is hollow, the extruded aluminum post main body is extruded to be flat and disappear, at the moment, the plug pin 4 embedded in the clamping block 3 penetrates through the clamping block 3 to be clamped on the wire, and the wire is tightly arranged at one end of the aluminum post main body 1 by matching with the wire inserting grooves 2 in the U-shaped design;

when the copper sheet fixing device works, a worker upwards breaks the protective shell 13 to enable the protective shell 13 to rotate and open, then inserts the fastening bolt into the copper sheet 10, fastens the copper sheet 10 at a position to be installed, clamps the anti-skidding toothed ring 11 on the copper sheet 10 and prevents the bolt from rotating and loosening, after the copper sheet 10 is fixed, the worker presses the protective shell 13 to enable the clamping pin 14 on the inner wall of the left end of the protective shell 13 to be clamped in the clamping groove formed in the left side of the copper sheet 10, fixes the position of the protective shell 13, protects the copper sheet 10 and the connecting block 8 after the protective shell 13 is fixed, prevents the copper sheet 10 and the fastening bolt inserted on the copper sheet 10 from being corroded, and ensures the power transmission efficiency, meanwhile, the protective shell 13 covers the fastening bolt to limit the position of the bolt, and prevents the bolt from loosening and falling;

during operation, when the wire that the device connects was dragged by external force, because be connected through copper spring 7 between connecting block 8 and the aluminium post main part 1, pull the power and use copper spring 7 on for copper spring 7 atress takes place to deform, utilizes copper spring 7's elastic deformation characteristic, will pull the power and absorb and weaken, forms the buffering, prevents this copper aluminium binding post atress fracture many times.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a copper aluminium binding post with connect protective structure, includes aluminium post main part (1), its characterized in that: the aluminum column is characterized in that a wire slot (2) is formed in the aluminum column main body (1), a clamping fixture block (3) is welded on the inner wall of the wire slot (2), a bolt (4) is inlaid in the clamping fixture block (3), a connecting sleeve (5) is welded at the left end of the aluminum column main body (1), a connecting sleeve rod (6) is inserted at the left side of the connecting sleeve (5), a copper spring (7) is sleeved on the outer side of the connecting sleeve (5), a connecting block (8) is welded and fixed at the left end of the connecting sleeve rod (6), an inserting block (9) is inlaid in the connecting block (8), a copper sheet (10) is welded and fixed at the left end of the inserting block (9), an anti-slip gear ring (11) is welded above the copper sheet (10), a rotating shaft (12) is respectively inserted at the front side and the rear side of the connecting block (8), and a protective shell (13) is fixedly installed at the other end of, a bayonet (14) is welded on the inner wall of the left side of the protective shell (13).

2. The copper-aluminum wire connecting terminal with the connection protection structure as claimed in claim 1, wherein: the central point of aluminium post main part (1) is the cavity design, on bolt (4) inserted and establish in aluminium post main part (1) inside cavity position, the both ends of bolt (4) are sharp-pointed form design, wire slot (2) are the design of U-shaped.

3. The copper-aluminum wire connecting terminal with the connection protection structure as claimed in claim 1, wherein: the outer side size of the connecting loop bar (6) is the same as the inner size of the connecting sleeve (5), and the connecting loop bar (6) and the connecting sleeve (5) are designed to be of a sliding structure.

4. The copper-aluminum wire connecting terminal with the connection protection structure as claimed in claim 1, wherein: the one end welding of copper spring (7) is in the left side of aluminium post main part (1), the other end welded fastening of copper spring (7) is on the right side of connecting block (8), connecting block (8) are designed into elastic telescopic structure through copper spring (7) and aluminium post main part (1).

5. The copper-aluminum wire connecting terminal with the connection protection structure as claimed in claim 1, wherein: through grooves are uniformly formed in the upper portion of the inserting block (9), and the connecting block (8) is fixedly connected with the inserting block (9) in a pouring mode.

6. The copper-aluminum wire connecting terminal with the connection protection structure as claimed in claim 1, wherein: the protective shell (13) is designed into a rotating structure through a rotating shaft (12) and a connecting block (8), a clamping groove is formed in the left side of the aluminum column main body (1), and the clamping pin (14) is clamped in the clamping groove formed in the left side of the copper sheet (10).