CN215370563U

CN215370563U - Spacer member, electrical connection fastener, and electrical connection structure

Info

Publication number: CN215370563U
Application number: CN202121490119.3U
Authority: CN
Inventors: 胡爱
Original assignee: Shenzhen Anshi New Energy Technology Co ltd
Current assignee: Shenzhen Anshi New Energy Technology Co ltd
Priority date: 2021-06-30
Filing date: 2021-06-30
Publication date: 2021-12-31
Anticipated expiration: 2031-06-30

Abstract

The utility model relates to the technical field of electrical connection, and provides a gasket member which comprises a mesh body woven by deformable conductive filaments, wherein a preset gap is formed between every two adjacent conductive filaments, and a first through hole for a fastener to pass through is formed in the center of the mesh body. Compared with the prior art, the gasket member is arranged into a mesh body woven by deformable conductive filaments, a certain gap is formed between every two adjacent conductive filaments, the gasket member is locked and attached to a required product in the electric connection, and external force acts on the gasket member, so that the mesh body woven by the conductive filaments deforms, the adhesive force between the gasket member and a locking part can be greatly enhanced, the locking part is effectively prevented from loosening, the reliability and the service life of the electric connection are greatly enhanced, and the abnormity of electric connection failure or burnout and the like caused by the loosening of the connection are effectively avoided; because the spacer member is woven from conductive filaments, conduction of current at the contact surface can be ensured.

Description

Spacer member, electrical connection fastener, and electrical connection structure

Technical Field

The utility model belongs to the technical field of electrical connection, and particularly relates to a gasket member, an electrical connection fastener and an electrical connection structure.

Background

In the industries related to electric vehicle power batteries, electric motorcycle batteries, bluetooth house batteries, aluminic acid replacement batteries, high-voltage electricity and electric power, the conventional electric connection technology mainly adopts a common screw to be matched with a flat pad and an elastic pad to realize fixed connection. By adopting the fixed connection mode, the screw is influenced by various factors such as environment, temperature, application scene and the like in long-term fixed use, so that the screw has internal stress release or dynamic vibration load change, the screw connection is loosened, the contact impedance is increased, the temperature is sharply increased, and finally the electric connection is failed or burnt out and damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a gasket member to solve the technical problem that the electrical connection is failed or burnt and damaged due to loose connection caused by internal stress release or dynamic vibration load change in the conventional electrical connection.

In order to achieve the above object, the first aspect of the present invention employs the following technical solutions: the gasket member comprises a mesh body woven by deformable conductive filaments, a preset gap is formed between every two adjacent conductive filaments, and a first through hole for a fastener to pass through is formed in the center of the mesh body.

Further, the conductive filament is any one of a nickel-plated filament, a tin-plated filament, a silver-plated red copper filament and a brass filament.

Further, the net-shaped body is a cylinder.

Further, the outer diameter of the gasket member is 12mm-20mm, the diameter of the first through hole is 5.3mm-10.3mm, and the height of the gasket member is 1mm-5 mm.

In a second aspect, the utility model also provides an electrical connection fastener comprising a fastener body and a shim member as described above, the fastener body passing through the shim member via the first through hole.

Further, the fastener body is a screw and comprises a head and a rod, one end of the rod is connected to the head, and the other end of the rod penetrates through the first through hole of the spacer member.

In a third aspect, the utility model further provides an electrical connection structure, which includes the electrical connection fastener, an input device terminal and an output pole, wherein a second through hole is formed in the input device terminal, a threaded hole is formed in the output pole, the gasket member is arranged on the output pole, and a rod portion of the screw penetrates through the second through hole and the first through hole in sequence and then is connected with the threaded hole of the output pole.

Further, the input device terminal includes a conductive member and an insulating member, the conductive member includes a first portion and a second portion, the first portion is disposed in the insulating member, the second portion is disposed outside the insulating member, and the second through hole is disposed in the second portion.

Further, the electrical connection structure further includes a washer provided between the head portion and the second portion of the screw.

Further, the gasket is a conductive gasket.

Compared with the prior art, the gasket member is arranged into a mesh body woven by deformable conductive filaments, a certain gap is formed between every two adjacent conductive filaments, the gasket member is locked and attached to a required product in the electric connection, and external force acts on the gasket member, so that the mesh body woven by the conductive filaments deforms, the adhesive force between the gasket member and a locking part can be greatly enhanced, the locking part is effectively prevented from loosening, the reliability and the service life of the electric connection are greatly enhanced, and the abnormity of electric connection failure or burnout and the like caused by the loosening of the connection are effectively avoided; meanwhile, as the gasket component is woven by the conductive filaments, the conduction of current can be ensured on the contact surface.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

FIG. 1 is a schematic structural diagram of a shim member according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of an electrical connection fastener provided in accordance with an embodiment of the present invention;

fig. 3 is a schematic structural diagram of an electrical connection structure according to an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a terminal of an input device according to an embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1-a shim member; 11-conductive filaments; 12-a first via; 2-an electrical connection fastener; 21-a fastener body; 211-a head; 212-a shaft portion; 10-an electrical connection structure; 3-input device terminal; 31-a second via; 32-a conductive member; 321-a first portion; 33-an insulator; 4-output pole column; 41-a threaded hole; 5-washer.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the 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 thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1, a gasket member 1 according to the present invention will now be described, in which the gasket member 1 includes a mesh body woven by deformable conductive filaments 11, a predetermined gap is formed between adjacent conductive filaments 11, and a first through hole 12 for passing a fastening member is formed in a central portion of the mesh body. Because the gasket member 1 comprises a mesh body woven by the deformable conductive filaments 11 and a preset gap is formed between the adjacent conductive filaments 11, the gasket member 1 has the effects of elasticity and buffering and shock absorption, and meanwhile, the conduction of current can be ensured on the contact surface; the gasket member 1 is locked on a required product, so that the adhesive force of the gasket member and a locking part can be greatly enhanced, the locking part is effectively prevented from loosening, and the reliability and the service life of the electric connection are greatly enhanced. In specific implementation, the weaving method of the gasket member 1 is not limited, as long as the gasket member is woven into a mesh shape and a certain gap is formed between adjacent conductive filaments 11, and the gasket member can be selected and arranged by a person skilled in the art according to actual needs. The central part of the net body is provided with a first through hole 12 for the fastener to pass through, so that the gasket member 1 can be matched with the fastener for use, and the effects of elasticity, buffering and shock absorption are also achieved on the fastener.

Compared with the prior art, the gasket member 1 provided by the utility model has the advantages that the gasket member 1 is arranged to comprise the mesh body woven by the deformable conductive filaments 11, the preset gaps are formed between the adjacent conductive filaments 11, the gasket member 1 is locked and attached to a required product in the electric connection, and external force acts on the gasket member 1, so that the mesh body woven by the conductive filaments 11 is deformed, the adhesive force with locking and attaching parts can be greatly enhanced, the loosening of the locking and attaching parts is effectively prevented, the reliability and the service life of the electric connection are greatly enhanced, and the abnormity of electric connection failure or burnout and the like caused by the loosening of the connection is effectively avoided; meanwhile, as the gasket member 1 is woven by the conductive filaments 11, the conduction of current can be ensured at the contact surface.

In one embodiment, the conductive filament 11 is any one of a nickel plated filament, a tin plated filament, a silver plated red copper filament, and a brass filament. It is understood that the conductive filament 11 may be made of other materials as long as it is conductive and deformable, and those skilled in the art can select the arrangement according to the actual requirement.

In one embodiment, the mesh body is a cylinder. The mesh body is provided as a cylinder, so that the application range of the spacer member 1 can be widened.

In one embodiment, the outer diameter of the spacer member 1 is 12mm-20mm, the diameter of the first through hole 12 is 5.3mm-10.3mm, and the height of the spacer member 1 is 1mm-5 mm. In practice, the dimensions of the spacer member 1 may be selected according to the application of the spacer member 1 and the dimensions of the fastener.

Referring to fig. 2 in combination, the present invention further provides an electrical connection fastener 2, which includes a fastener body 21 and the aforementioned spacer member 1, wherein the fastener body 21 passes through the spacer member 1 through the first through hole 12. The electrical connection fastener 2 provided by the present invention includes the spacer member 1 in any of the above embodiments, and therefore, the beneficial effects of the spacer member 1 in any of the above embodiments are not repeated herein.

In one embodiment, the fastener body 21 is a screw and includes a head 211 and a shank 212, one end of the shank 212 being connected to the head 211 and the other end of the shank 212 passing through the first through hole 12 of the spacer member 1. The other end of the rod part 212 penetrates through the first through hole 12 of the gasket component 1, and then the rod part 212 is electrically connected with an external element, so that the gasket component 1 is positioned between the external element and the head part 211, the adhesive force with a locking part can be greatly enhanced, the loosening of the locking part is effectively prevented, the reliability and the service life of the electrical connection are greatly enhanced, and the abnormity of electrical connection failure or burnout and the like caused by the loosening of the connection is effectively avoided; meanwhile, as the gasket member 1 is woven by the conductive filaments 11, the conduction of current can be ensured at the contact surface.

Referring to fig. 3, the present invention further provides an electrical connection structure 10, which includes the electrical connection fastener 2, the input device terminal 3, and the output pole post 4, wherein the input device terminal 3 is provided with a second through hole 31, the output pole post 4 is provided with a threaded hole 41, the spacer member 1 is disposed on the output pole post 4, and the rod portion 212 of the screw sequentially passes through the second through hole 31 and the first through hole 12 and then is connected to the threaded hole 41 of the output pole post 4. During specific implementation, the gasket member 1 is placed on the output pole 4, the input equipment wiring terminal 3 is placed on the gasket member 1, and finally the output pole 4 is fixedly connected with the input equipment wiring terminal 3 through a fastener. The electrical connection fastener 2 provided by the present invention includes the electrical connection fastener 2 in any of the above embodiments, and therefore, the beneficial effects of the electrical connection fastener 2 in any of the above embodiments are not repeated herein.

In one embodiment, referring to fig. 4 in combination, the input device terminal 3 includes a conductive member 32 and an insulating member 33, the conductive member 32 includes a first portion 321 and a second portion (not shown), the first portion 321 is disposed in the insulating member 33, the second portion is disposed outside the insulating member 33, and the second through hole 31 is disposed in the second portion. The input device wiring end 3 is mainly used for connecting external input devices, then conducts the current of the external input devices to the output pole 4, and can ensure the stability of connection of the external input devices and the output pole 4 through the fixing action of the electric connecting fastener 2. The input device terminal 3 comprises a conductive member 32 and an insulating member 33, wherein a first part 321 of the conductive member 32 is arranged in the insulating member 33, and a second part is arranged outside the insulating member 33, so that not only can the current of the external input device be transmitted to the output pole 4 through the second part, but also the current of the first part 321 of the conductive member 32 can be prevented from causing damage or interference to human bodies or other elements.

In an embodiment, the electrical connection structure 10 further comprises a washer 5 provided between the head 211 of the screw and the second portion. The provision of the gasket 5 between the head 211 of the screw and the second part of the conductive member 32 protects the second part of the conductive member 32 from being scratched by the head 211, dispersing the pressure of the head 211 against the second part of the conductive member 32.

In one embodiment, the gasket 5 is a conductive gasket 5. By providing the gasket 5 as a conductive gasket 5, the effect of current transmission can be improved.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims

1. The gasket component is characterized by comprising a mesh body woven by deformable conductive filaments, a preset gap is formed between every two adjacent conductive filaments, and a first through hole for a fastener to pass through is formed in the center of the mesh body.

2. The shim member of claim 1, wherein the conductive filament is any one of a nickel plated filament, a tin plated filament, a silver plated red copper filament, and a brass filament.

3. A shim member as claimed in claim 1 or claim 2, wherein the mesh body is a cylinder.

4. A shim member as claimed in claim 3 wherein the shim member has an outer diameter of 12mm to 20mm, the first through hole has a diameter of 5.3mm to 10.3mm and the shim member has a height of 1mm to 5 mm.

5. An electrical connection fastener comprising a fastener body and a shim member as claimed in any one of claims 1 to 4, the fastener body passing through the shim member through the first through hole.

6. The electrical connection fastener of claim 5, wherein the fastener body is a screw including a head and a shank, one end of the shank being connected to the head, the other end of the shank passing through the first through hole of the spacer member.

7. An electric connection structure, characterized in that, includes the electric connection fastener, input device wiring end and output utmost point post of claim 5 or 6, be equipped with the second through-hole on the input device wiring end, be equipped with the screw hole on the output utmost point post, the gasket component is arranged in on the output utmost point post, the pole portion of screw pass in proper order behind the second through-hole with first through-hole with the screw hole of output utmost point post is connected.

8. The electrical connection structure of claim 7, wherein the input device terminal comprises an electrically conductive member and an insulating member, the electrically conductive member comprising a first portion and a second portion, the first portion being disposed within the insulating member, the second portion being disposed outside the insulating member, the second via being disposed in the second portion.

9. The electrical connection structure as claimed in claim 8, further comprising a washer provided between the head of the screw and the second portion.

10. The electrical connection structure as claimed in claim 9, wherein the gasket is a conductive gasket.