CN210957142U

CN210957142U - Short-circuit-proof terminal

Info

Publication number: CN210957142U
Application number: CN201921671625.5U
Authority: CN
Inventors: 段俊洁
Original assignee: Foshan Shunde Xinruifeng Plastic Electronic Co ltd
Current assignee: Foshan Shunde Xinruifeng Plastic Electronic Co ltd
Priority date: 2019-10-09
Filing date: 2019-10-09
Publication date: 2020-07-07
Anticipated expiration: 2029-10-09

Abstract

The utility model relates to the field of electrical technology, and discloses a short-circuit prevention terminal, which comprises a plurality of insulating insertion bodies arranged in parallel, wherein an insulating connecting block is fixedly arranged between two adjacent insulating insertion bodies, an insertion hole is arranged in each insulating insertion body, the insulating insertion bodies are connected with a conductive terminal through a dust blocking mechanism, and the conductive terminal is arranged in the insertion hole; the ash blocking mechanism comprises an ash blocking plate, a guide pipe, a threaded hole, a screw, a bearing, a transmission rod and a transmission channel, the guide pipe is fixedly connected to the upper end of the insulating insertion body, the threaded hole is formed in the insulating insertion body located in the guide pipe, the lower end of the screw is connected with the upper end of the conductive terminal, the other end of the screw penetrates through the threaded hole and extends into the guide pipe, the screw is in threaded connection with the threaded hole, the ash blocking plate is arranged at the position of the inserting hole, and the bearing is fixedly sleeved on the side wall of the screw close to the upper. The utility model discloses prevent that the jack from entering into the jack when not using in the dust.

Description

Short-circuit-proof terminal

Technical Field

The utility model relates to an electrical technology field especially relates to a prevent short circuit terminal.

Background

Now, as the use of new energy is advocated, the reliability of the connection of the plug terminals in the electric parts and the short circuit prevention are very important because the electric motorcycle can vibrate during driving. The patent with the Chinese patent application number of CN201621371197.0 discloses a short-circuit-proof plug-in terminal, which comprises a plurality of insulating plug-in bodies arranged in parallel, wherein an inner hole is formed in each insulating plug-in body, a conductive terminal is arranged in each inner hole, and an insulating connecting block is arranged between every two adjacent insulating plug-in bodies. The short-circuit prevention plug terminal has the following defects: since the insertion hole of the insulating insertion body is directly exposed to the air, dust is easily accumulated in the insertion hole when not in use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art because the jack of insulating plug-in components directly exposes in the air, when not using, accumulates the problem of dust in the jack easily, and the short circuit prevention terminal that provides.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a short circuit prevention terminal comprises a plurality of insulating plug bodies which are arranged in parallel, wherein an insulating connecting block is fixedly arranged between every two adjacent insulating plug bodies, jacks are formed in the insulating plug bodies, the insulating plug bodies are connected with conductive terminals through dust blocking mechanisms, and the conductive terminals are arranged in the jacks;

the ash blocking mechanism comprises an ash blocking plate, a guide pipe, a threaded hole, a screw, a bearing, a transmission rod and a transmission channel, wherein the guide pipe is fixedly connected to the upper end of an insulating plug body, the threaded hole is formed in the insulating plug body positioned in the guide pipe, the lower end of the screw is connected with the upper end of a conductive terminal, the other end of the screw penetrates through the threaded hole and extends into the guide pipe, the screw is in threaded connection with the threaded hole, the ash blocking plate is arranged at the position of the inserting hole, the bearing is fixedly sleeved on the side wall of the screw close to the upper end position, the transmission channel is formed in the pipe wall of one side of the guide pipe close to the ash blocking plate along the vertical direction, one end of the transmission rod is fixedly connected to the outer ring wall of the bearing, the other end of the transmission rod penetrates through the transmission channel.

Preferably, the insulating connecting block and the insulating plug-in body are of an integrated structure.

Preferably, the end of the insulating plug body close to the ash blocking plate is symmetrically provided with sliding grooves along the vertical direction about the insertion hole, the end of the ash blocking plate close to the insulating plug body is fixedly connected with sliding blocks symmetrically along the vertical direction about the insertion hole, and the sliding blocks are connected in the sliding grooves in a sliding mode.

Preferably, the upper end of the screw is provided with a quincuncial groove.

Preferably, the conductive terminal is made of a metal elastic sheet.

Compared with the prior art, the utility model provides a prevent short circuit terminal possesses following beneficial effect:

1. the short-circuit prevention terminal is provided with an ash blocking mechanism consisting of an ash blocking plate, a guide pipe, a threaded hole, a screw, a bearing, a transmission rod and a transmission channel, when the short-circuit prevention terminal is not used, the screw is screwed downwards to the end in the threaded hole, the screw drives the dust baffle to move downwards through the bearing and the transmission rod to block the jack and prevent dust from entering the jack, when the jack needs to be used, the screw is rotated reversely, when the screw rotates and moves upwards in the threaded hole, the conductive terminal is firstly driven to move upwards, because the transmission channel is limited, the transmission rod can only move in the vertical direction, the screw drives the inner ring of the bearing to rotate when rotating, the outer ring of the bearing does not rotate, the bearing drives the dust blocking plate to move upwards through the transmission rod when moving upwards, the jack is exposed, the jack and the conductive terminal are normally used, and dust is prevented from entering the jack when the jack is not used.

The part that does not relate to in the device all is the same with prior art or can adopt prior art to realize, the utility model discloses prevent that the dust from entering into in the jack when the jack does not use.

Drawings

Fig. 1 is a schematic structural view of a short-circuit prevention terminal provided by the present invention;

fig. 2 is a sectional view taken along line a-a in fig. 1.

In the figure: 1 insulating plug-in body, 2 insulating connecting blocks, 3 jacks, 4 dust blocking mechanisms, 41 dust blocking plates, 42 guide pipes, 43 threaded holes, 44 screws, 45 bearings, 46 transmission rods, 47 transmission channels, 5 conductive terminals, 6 sliding grooves, 7 sliding blocks and 8 plum blossom grooves.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a short-circuit prevention terminal comprises a plurality of insulating insertion bodies 1 which are arranged in parallel, wherein an insulating connection block 2 is fixedly arranged between two adjacent insulating insertion bodies 1, so that conductive terminals 5 are completely prevented from being contacted with each other, and short circuit is avoided;

the dust blocking mechanism 4 comprises a dust blocking plate 41, a guide pipe 42, a threaded hole 43, a screw 44, a bearing 45, a transmission rod 46 and a transmission channel 47, wherein the guide pipe 42 is fixedly connected to the upper end of the insulating insertion body 1, the threaded hole 43 is formed in the insulating insertion body 1 positioned in the guide pipe 42, the lower end of the screw 44 is connected with the upper end of the conductive terminal 5, the other end of the screw 44 penetrates through the threaded hole 43 and extends into the guide pipe 42, the screw 44 is in threaded connection with the threaded hole 43, the dust blocking plate 41 is arranged at the jack 3, the bearing 45 is fixedly sleeved on the side wall of the screw 44 close to the upper end, the transmission channel 47 is formed in the pipe wall of the guide pipe 42 close to one side of the dust blocking plate 41 in the vertical direction, one end of the transmission rod 46 is fixedly connected to the outer ring wall of the bearing 45, the other end of the transmission rod 46 penetrates through the, when the short-circuit prevention terminal is not used, the screw 44 rotates downwards to the end in the threaded hole 43, the screw 44 drives the dust blocking plate to move downwards 41 through the bearing 45 and the transmission rod 46 to block the jack 3 and prevent dust from entering the jack 3, when the jack 3 needs to be used, the screw 44 rotates reversely, when the screw 44 rotates upwards in the threaded hole 43, the screw firstly drives the conductive terminal 5 to move upwards, due to the limit of the transmission channel 47, the transmission rod 46 can only move in the vertical direction, when the screw rotates 44, the inner ring of the bearing 45 is driven to rotate, the outer ring of the bearing 45 does not rotate, when the bearing 45 moves upwards, the dust blocking plate 41 is driven to move upwards through the transmission rod 46, the jack 3 is exposed, the jack 3 and the conductive terminal 5 are normally used, and dust is prevented from entering the jack 3 when the jack 3 is not used.

Insulating connecting block 2 and insulating plug-in body 1 formula structure as an organic whole, improved overall structure intensity.

Insulating plug body 1 is close to the one end of ash blocking plate 41 and has been seted up spout 6 along vertical direction symmetry about jack 3, and ash blocking plate 41 is close to the one end of insulating plug body 1 and is followed vertical direction symmetry fixedly connected with slider 7 about jack 3, and slider 7 sliding connection drives slider 7 and carries out synchronous motion in spout 6 during the motion of ash blocking plate 41 for ash blocking plate 41 moves more stably.

The upper end of the screw 44 is provided with a plum blossom groove 8, and the screw 44 is conveniently driven to rotate through the plum blossom groove 8.

The conductive terminal 5 is made of a metal elastic sheet.

The utility model discloses in, when preventing short circuit terminal not using, screw 44 is the end of rotating downwards in screw hole 43, screw 44 passes through bearing 45 and transfer line 46 and drives ash blocking plate to 41 downstream, block jack 3, prevent that the dust from getting into jack 3, when needs use jack 3, reverse rotation screw 44, screw 44 is when screw hole 43 internal rotation upwards moves, at first drive conductive terminal 5 upwards moves, because transmission channel 47's spacing, the motion of vertical direction can only be done to transfer line 46, the inner circle of driving bearing 45 rotates when screw rotation 44 rotates, bearing 45's outer lane does not rotate, rethread transfer line 46 drives ash blocking plate 41 upward movement during bearing 45 upward movement, expose jack 3, normal use jack 3 and conductive terminal 5 again, the dust enters into in jack 3 when preventing jack 3 from not using.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The short-circuit prevention terminal comprises a plurality of insulating insertion bodies (1) which are arranged in parallel, wherein an insulating connecting block (2) is fixedly arranged between every two adjacent insulating insertion bodies (1), and an insertion hole (3) is formed in each insulating insertion body (1), and is characterized in that the insulating insertion bodies (1) are connected with a conductive terminal (5) through an ash blocking mechanism (4), and the conductive terminal (5) is arranged in the insertion hole (3);

the dust blocking mechanism (4) comprises a dust blocking plate (41), a guide pipe (42), a threaded hole (43), a screw (44), a bearing (45), a transmission rod (46) and a transmission channel (47), the guide pipe (42) is fixedly connected to the upper end of the insulating plug-in body (1), the threaded hole (43) is formed in the insulating plug-in body (1) positioned in the guide pipe (42), the lower end of the screw (44) is connected with the upper end of the conductive terminal (5), the other end of the screw (44) penetrates through the threaded hole (43) and extends into the guide pipe (42), the screw (44) is in threaded connection with the threaded hole (43), the dust blocking plate (41) is arranged at the position of the insertion hole (3), the bearing (45) is fixedly connected to the side wall of the screw (44) close to the upper end position, the transmission channel (47) is formed in the pipe wall of the guide pipe (42) close to one side of the dust blocking plate (41) along the, one end of the transmission rod (46) is fixedly connected to the outer ring wall of the bearing (45), the other end of the transmission rod (46) penetrates through the transmission channel (47) and is connected with the ash blocking plate (41), and the transmission rod (46) is connected in the transmission channel (47) in a sliding mode.

2. The short-circuit prevention terminal as claimed in claim 1, wherein the insulating connecting block (2) and the insulating insertion body (1) are of a one-piece structure.

3. The short-circuit prevention terminal as claimed in claim 1, wherein the end of the insulating plug-in body (1) close to the dust baffle (41) is symmetrically provided with sliding grooves (6) along the vertical direction with respect to the insertion hole (3), the end of the dust baffle (41) close to the insulating plug-in body (1) is fixedly connected with sliding blocks (7) along the vertical direction with respect to the insertion hole (3), and the sliding blocks (7) are slidably connected in the sliding grooves (6).

4. The short-circuit prevention terminal as claimed in claim 1, wherein the screw (44) has a quincunx groove (8) formed at an upper end thereof.

5. The short-circuit prevention terminal as claimed in claim 1, wherein the conductive terminal (5) is made of a metal spring.