CN214337035U

CN214337035U - Elastic clamping connecting terminal

Info

Publication number: CN214337035U
Application number: CN202120099541.XU
Authority: CN
Inventors: 李世田
Original assignee: Shanghai Shurong Electronic Co ltd
Current assignee: Shanghai Shurong Electronic Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-10-01
Anticipated expiration: 2031-01-14

Abstract

The utility model discloses an elastic clamping connecting terminal, which comprises an electric appliance and a connecting terminal, wherein the connecting terminal is arranged on the outer wall of the upper end of the electric appliance, a first round hole is arranged inside the circumferential outer wall of the connecting terminal, when the electric wire or the electric appliance is pulled accidentally, a plug end and a movable barrel move up and down through a buffer spring to prevent a plug column from being pulled out, a limiting ring slides together in a limiting groove, when the plug end is pulled upwards to the maximum, the plug end is blocked by the limiting ring to prevent the movable barrel from being pulled out completely to protect the movable barrel, during the sleeve inserting process, a clamping block is pressed into the first round hole through the action of a fixed spring, and because the front end of the clamping block is smooth, the sleeve can be installed and inserted smoothly, when the first round hole and the second round hole are superposed, the clamping block can reset through the fixed spring, so that the front end of the clamping block is clamped into the second round hole, the sleeve is fixed conveniently, and the plug column is prevented from sliding down from the connecting terminal.

Description

Elastic clamping connecting terminal

Technical Field

The utility model belongs to the technical field of the connecting terminal is relevant, concretely relates to elasticity chucking connecting terminal.

Background

The terminal refers to a component to which the circuit structure is connected to an external conductor. In electrotechnology, a terminal is a multi-finger terminal, namely a wiring terminal, and the terminal is divided into a single hole, a double hole, a socket, a hook and the like. Terminals are typically used to connect to a pin-like plug, and conventional terminals are typically of a fixed socket configuration, the plug and the pin being inserted into the socket

The virtual connection phenomenon is easily generated between the jacks of the terminals.

The existing connecting terminal technology has the following problems: when the terminal is used under the condition of vibration, the virtual-connection terminal is very easy to power off, and the connection between the traditional terminal and the plug is loose, so that the plug is easily pulled out of the jack of the terminal or slides down by itself.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an elasticity chucking connecting terminal to the problem of extracting or oneself landing is easily followed in the jack of terminal to the pine of being connected of proposing traditional terminal and plug in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an elastic clamping connecting terminal comprises an electric appliance and a connecting terminal, wherein the connecting terminal is arranged on the outer wall of the upper end of the electric appliance, a first round hole is arranged in the circumferential outer wall of the connecting terminal, a clamping block is arranged in the first round hole, the connecting terminal and the clamping block are elastically connected through a fixed spring, a sleeve is sleeved on the outer wall of the circumference of the connecting terminal, a movable barrel extending upwards is arranged in the outer wall of the upper end of the sleeve, a plug end is fixed on the outer wall of the upper end of the movable barrel, the outer wall of the upper end of the plug end is connected with an electric wire, the plug end is elastically connected with the sleeve through a buffer spring, a plug post is fixed on the inner wall of the lower end of the sleeve, the plug post is movably connected with the plug end through a connecting wire, the sleeve is characterized in that a movable groove is formed in the outer wall of the upper end of the sleeve, a limiting groove is formed in the inner wall of the lower end of the movable groove, and a limiting ring is fixed on the outer wall of the lower end of the movable cylinder.

Preferably, the connection terminal upper end outer wall is inside to be seted up the jack, the plug post bottom passes the jack and sets up in the inside of electrical apparatus.

Preferably, the diameters of the first round hole and the second round hole are the same, and the outer wall of the front end of the fixture block is in a semi-sphere shape.

Preferably, the movable groove and the limiting groove are annular grooves, and the lowest end of the movable cylinder penetrates through the movable groove and is arranged in the limiting groove.

Preferably, the connecting wire is in a spiral shape, and the uppermost end of the connecting wire passes through the plug end and is connected to the electric wire.

Preferably, the circumference outer wall of the connecting terminal is in a smooth state, and the connecting terminal and the sleeve are tightly attached.

Compared with the prior art, the utility model provides an elasticity chucking connecting terminal possesses following beneficial effect:

the utility model discloses connecting terminal and plug end elastic connection, connecting terminal and plug post fixed connection simultaneously for the plug can not follow the landing in the jack, can guarantee plug post and connecting terminal to block simultaneously, and this kind of plug post can not produce virtual connecing with the junction side of terminal, even when vibrations, also can guarantee connecting terminal's electricity and connect.

When the electric wire or the electric appliance is pulled accidentally, the plug end and the movable barrel move up and down through the buffer spring, the plug column is prevented from being pulled out, the limiting ring slides in the limiting groove together, and when the plug end is pulled upwards to the maximum, the movable barrel is prevented from being pulled out completely through the limiting ring, so that the movable barrel is protected.

In the sleeve inserting process, through the effect of fixed spring for the fixture block is impressed in first round hole, and because the front end of fixture block is more smooth, is favorable to the sleeve to install smoothly and inserts, and after first round hole and second round hole coincidence, the fixture block will reset through fixed spring, makes the front end card of fixture block go into in the second round hole, is favorable to fixing the sleeve, prevents that the plug post from landing from connecting terminal.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description, do not constitute a limitation of the invention, in which:

fig. 1 is a schematic perspective view of an elastic clamping connection terminal according to the present invention;

fig. 2 is a schematic view of a cross-sectional structure of a connection terminal according to the present invention;

FIG. 3 is a schematic structural view of section A of the present invention;

in the figure: 1. an electrical appliance; 2. a connection terminal; 3. a clamping block; 4. a first circular hole; 5. an electric wire; 6. a plug end; 7. a movable barrel; 8. a sleeve; 9. a second circular hole; 10. a connecting wire; 11. A buffer spring; 12. fixing the spring; 13. a plug post; 14. a movable groove; 15. a limiting ring; 16. a limiting groove.

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: an elastic clamping connecting terminal comprises an electric appliance 1 and a connecting terminal 2, the connecting terminal 2 is installed on the outer wall of the upper end of the electric appliance 1, a first round hole 4 is formed in the inner portion of the circumferential outer wall of the connecting terminal 2, a clamping block 3 is arranged in the first round hole 4, the connecting terminal 2 and the clamping block 3 are elastically connected through a fixed spring 12, a sleeve 8 is sleeved on the circumferential outer wall of the connecting terminal 2, a movable barrel 7 extending upwards is arranged in the outer wall of the upper end of the sleeve 8, a plug end 6 is fixed on the outer wall of the upper end of the movable barrel 7, an electric wire 5 is connected to the outer wall of the upper end of the plug end 6, the plug end 6 and the sleeve 8 are elastically connected through a buffer spring 11, a plug post 13 is fixed on the inner wall of the lower end of the sleeve 8, the plug post 13 and the plug end 6 are movably connected through a connecting wire 10, a movable groove 14 is formed in the outer wall of the upper end of the sleeve 8, a limit groove 16 is formed in the inner wall of the lower end of the movable groove 14, a limiting ring 15 is fixed on the outer wall of the lower end of the movable cylinder 7.

The jack has been seted up to connecting terminal 2 upper end outer wall inside, and plug post 13 passes the jack and sets up in the inside of electrical apparatus 1 bottom, will install like this when the installation for plug post 13 inserts connecting terminal 2's inside, is connected with electrical apparatus 1, and sleeve 8 installs in connecting terminal 2's outside simultaneously, fixes plug post 13.

First round hole 4 is the same with the diameter of

second round hole

9, 3 front end outer walls of fixture block are the semicircle sphere shape, when sleeve 8 inserts on connecting terminal 2's the outer wall, sleeve 8 can impress fixture block 3 in the first round hole 4 on connecting terminal 2, and fixture block 3 passes through fixed spring 12 back-and-forth movement, by the compression in-process when fixture block 3, because the front end of fixture block 3 is more smooth, be favorable to sleeve 8 to install smoothly and insert, after first round hole 4 and the coincidence of second round hole 9, fixture block 3 will reset through fixed spring 12, make the front end card of fixture block 3 go into in the second round hole 9, be favorable to fixing sleeve 8, prevent that plug post 13 from landing from connecting terminal 2.

The movable groove 14 and the limiting groove 16 are annular grooves, the lowest end of the movable barrel 7 penetrates through the movable groove 14 and is arranged in the limiting groove 16, when the electric wire 5 or the electric appliance 1 is pulled accidentally, the plug end 6 and the movable barrel 7 move up and down through the buffer spring 11, the plug column 13 is prevented from being pulled out, the limiting ring 15 slides together in the limiting groove 16, when the plug end 6 is pulled upwards to the maximum, the plug end is blocked through the limiting ring 15, the movable barrel 7 is prevented from being pulled out completely, and the movable barrel 7 is protected.

The connecting wire 10 is in a spiral shape, the uppermost end of the connecting wire 10 passes through the plug end 6 and is connected to the electric wire 5, when the electric wire 5 is pulled, the spiral connecting wire 10 can be stretched, and the connecting wire 10 is broken.

Connecting terminal 2 circumference outer wall is smooth state, and connecting terminal 2 and sleeve 8 keep closely laminating, and more convenient installation with sleeve 8 fast like this also is favorable to pulling out simultaneously, avoids the card to die.

The utility model discloses a theory of operation and use flow: when the connecting terminal 2 of the utility model is installed, firstly, the sleeve 8 is pinched by hand, the plug column 13 is inserted into the connecting terminal 2 and connected with the electric appliance 1, meanwhile, the sleeve 8 is installed outside the connecting terminal 2, when the sleeve 8 is inserted into the outer wall of the connecting terminal 2, the sleeve 8 can press the fixture block 3 into the first round hole 4 on the connecting terminal 2, and the fixture block 3 moves back and forth through the fixing spring 12, when the fixture block 3 is compressed, because the front end of the fixture block 3 is smoother, the sleeve 8 is favorably installed and inserted smoothly, when the first round hole 4 and the second round hole 9 are superposed, the fixture block 3 can reset through the fixing spring 12, so that the front end of the fixture block 3 is clamped into the second round hole 9, the sleeve 8 is favorably fixed, the plug column 13 is prevented from falling down from the connecting terminal 2, when the plug column 13 needs to be pulled out, inserting a small needle into the second circular hole 9, pressing the fixture block 3 inwards, and rapidly pulling out the sleeve 8 upwards.

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. The utility model provides an elasticity chucking connecting terminal, includes electrical apparatus (1) and connecting terminal (2), its characterized in that: the connecting terminal (2) is installed on the outer wall of the upper end of an electric appliance (1), a first round hole (4) is formed in the inner portion of the circumference outer wall of the connecting terminal (2), a clamping block (3) is arranged in the first round hole (4), the connecting terminal (2) and the clamping block (3) are elastically connected through a fixed spring (12), a sleeve (8) is sleeved on the circumference outer wall of the connecting terminal (2), a movable barrel (7) which extends upwards is arranged in the inner portion of the upper end outer wall of the sleeve (8), a plug end (6) is fixed on the outer wall of the upper end of the movable barrel (7), an electric wire (5) is connected to the outer wall of the upper end of the plug end (6), the plug end (6) and the sleeve (8) are elastically connected through a buffer spring (11), a plug column (13) is fixed on the inner wall of the lower end of the sleeve (8), and the plug column (13) and the plug end (6) are movably connected through a connecting wire (10), a movable groove (14) is formed in the outer wall of the upper end of the sleeve (8), a limiting groove (16) is formed in the inner wall of the lower end of the movable groove (14), and a limiting ring (15) is fixed on the outer wall of the lower end of the movable cylinder (7).

2. A resilient clamp connection terminal according to claim 1, wherein: the plug is characterized in that a jack is formed in the outer wall of the upper end of the connecting terminal (2), and the lowest end of the plug column (13) penetrates through the jack and is arranged inside the electric appliance (1).

3. A resilient clamp connection terminal according to claim 1, wherein: the diameters of the first round hole (4) and the second round hole (9) are the same, and the outer wall of the front end of the fixture block (3) is in a semi-sphere shape.

4. A resilient clamp connection terminal according to claim 1, wherein: the movable groove (14) and the limiting groove (16) are annular grooves, and the lowest end of the movable cylinder (7) penetrates through the movable groove (14) and is arranged in the limiting groove (16).

5. A resilient clamp connection terminal according to claim 1, wherein: the connecting wire (10) is in a spiral shape, and the uppermost end of the connecting wire (10) penetrates through the plug end (6) and is connected to the electric wire (5).

6. A resilient clamp connection terminal according to claim 1, wherein: the circumference outer wall of the connecting terminal (2) is in a smooth state, and the connecting terminal (2) and the sleeve (8) are tightly attached.