CN216531809U - Self-limiting temperature heating film wiring terminal - Google Patents
Self-limiting temperature heating film wiring terminal Download PDFInfo
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- CN216531809U CN216531809U CN202122881886.3U CN202122881886U CN216531809U CN 216531809 U CN216531809 U CN 216531809U CN 202122881886 U CN202122881886 U CN 202122881886U CN 216531809 U CN216531809 U CN 216531809U
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- heating film
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- connection pieces
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Abstract
The utility model discloses a self-temperature-limiting heating film wiring terminal, belongs to the technical field of film type heating, and solves the problems that the existing wiring terminal for realizing the electric connection with a heating film is relatively complex in structure and relatively poor in electric connection stability. The technical scheme is as follows: the utility model provides a from limit for temperature heating film binding post, includes flaky body, has joint portion and wiring portion on the body, and wiring portion is used for being connected with the wire, and joint portion is used for being connected to on the heating film, its characterized in that, the body of metal material from middle part position fifty percent discount and form two connection pieces, two connection pieces have formed joint portion, be formed with a plurality of abrupt bodies respectively on two connection pieces, the abrupt body is penetrated on the thickness direction of connection piece, the abrupt body on two connection pieces stretches out in opposite directions each other, and the position one-to-one.
Description
Technical Field
The utility model relates to a heating film, in particular to a self-temperature-limiting heating film wiring terminal for realizing electric connection.
Background
The heating film is formed by printing heating slurry on a polyester film, graphite is uniformly dispersed in the heating slurry, so that a plurality of resistors which are connected in parallel are formed on the surface of the heating film, after the heating film is electrified through two separated wiring lines, the mutual friction among carbon, metal molecules and molecular groups in the heating film is intensified to generate heat energy, the heat energy is uniformly radiated out in a planar mode through far infrared rays (the wavelength is controlled to be 3-15 micrometers), and the effective electrothermal radiation conversion rate reaches over 80 percent. To realize that heating film and wire are connected electrically, need apply to binding post usually, the inseparable degree of contact can influence the stability of heating film work between binding post and the heating film, if binding post contact is not good, then easily produce the spark when using, and bring the potential safety hazard in the application.
Chinese patent document (publication No. CN 208835293U) discloses a terminal block cover plate and a terminal block assembly, wherein the terminal block cover plate comprises a transparent plate. A fixed part is arranged on one end face of the transparent plate body, a clamping part is arranged on the side wall of the fixed part, and the fixed part and the clamping part can be clamped on the wiring terminal strip. The problem of the electrified part of binding post row be naked state, factor of safety is low is solved. The fixing part is arranged on the lower end face of the transparent plate body, the clamping part is arranged on the side wall of the fixing part, the fixing part and the clamping part can be clamped on the wiring terminal row in an homoenergetic mode, the wiring terminal row is observed through the transparent plate body, the lower end face of the transparent plate body can be clamped on the groove of the wiring terminal row or the side cover in a dual-clamping mode, the electrified part of the wiring terminal row is protected, the safety coefficient is improved, the wiring terminal row can be clearly checked, and the using effect is good.
The wiring terminal block assembly is relatively complex in structure, inconvenient to prepare and inconvenient to realize quick electric connection between the lead and the heating film.
SUMMERY OF THE UTILITY MODEL
The technical problems to be solved by the utility model are as follows: the self-temperature-limiting heating film wiring terminal is simple in structure and convenient to prepare.
The technical scheme adopted for solving the technical problem is as follows: the utility model provides a from limit for temperature heating film binding post, includes flaky body, has joint portion and wiring portion on the body, and wiring portion is used for being connected with the wire, and joint portion is used for being connected to on the heating film, its characterized in that, the body of metal material from middle part position fifty percent discount and form two connection pieces, two connection pieces have formed joint portion, be formed with a plurality of abrupt bodies respectively on two connection pieces, the abrupt body is penetrated on the thickness direction of connection piece, the abrupt body on two connection pieces stretches out in opposite directions each other, and the position one-to-one.
The metal material generally refers to a conductive material such as copper or aluminum, and a sheet-shaped body can be punched to form a corresponding functional structure on the body. When the electrical connection is realized, the electrical connection between the terminal and the heating film is usually realized by clamping with a clamp. In general, the two corresponding protrusions penetrate through the heating film from two opposite sides of the heating film and are intertwined with each other, so that the connection terminal and the heating film are firmly electrically connected.
Further, the protrusion is in a shape of a cone. The protruding body is of the structure, so that the punching preparation is convenient to realize, the structure is simple, and the protruding body can conveniently connect a relatively thin heating film.
Furthermore, a sawtooth structure is formed on the inner end surface of the protrusion. The stamping head penetrates through the heating film to form the wiring terminal, so that the forming is convenient, the protruding body can penetrate through the heating film conveniently, the corresponding inner end parts of the protruding bodies can be intertwined conveniently, the electric connection firmness between the wiring terminal and the heating film is good, and the heating film can work safely and stably.
Furthermore, five protrusions are formed on each connecting sheet, wherein four protrusions are arranged in a rectangular shape, and the other protrusion is arranged at the intersection point of two diagonal lines of the rectangular shape. The arrangement mode of the protrusions is reasonable, and under the condition of the same number of protrusions, the connection firmness between the wiring terminal and the heating film can be optimal due to the arrangement of the protrusions.
Furthermore, the wire connecting part is a sheet-shaped wire connecting piece, and the wire connecting piece extends towards the outer side of the connecting piece. The lug plate can be curled into a groove body, and also can be provided with a connecting hole on the lug plate so as to realize the electric connection with the lead. The wiring terminal is formed with a wiring lug, so that the wiring terminal is convenient to be connected and fixed with a lead.
Furthermore, the connecting sheet is positioned in the direction of one connecting sheet, and an empty opening corresponding to the size and the position of the connecting sheet is formed on the other connecting sheet. The wiring lug is also formed by stamping the body, and is convenient to manufacture. In addition, because the hollow opening is formed on one connecting sheet, the body can be conveniently folded in half to form two connecting sheets.
Compared with the prior art, the utility model has the following beneficial effects: this binding post forms two connection pieces through the mode of flaky body fifty percent discount, when realizing being connected with the heating film, two connection pieces are from the relative both sides of heating film and carry out the centre gripping to the heating film, and the firm in connection nature between binding post and the heating film can be guaranteed. The convex bodies are formed on the connecting sheet, the convex bodies are usually formed on the connecting sheet in a stamping mode, the processing is convenient, the convex bodies are hollow, when the connecting sheet is connected with the heating film, the convex bodies can penetrate through the wall body of the heating film, and the positions of the convex bodies on the two connecting sheets correspond to each other one by one, so that the inner end parts of the two corresponding convex bodies can be intertwined together, and the connecting firmness between the connecting terminal and the heating film can be well ensured. Because the connection firmness between the wiring terminal and the heating film is good, in the application process, the conduction between the wiring terminal and the heating film is stable, and the position of the wiring terminal is not easy to generate sparks, so that the safety of the heating film in the application process is good.
Drawings
Fig. 1 is a front view of a sheet-like body before it is formed.
Fig. 2 is a rear view of fig. 1.
Fig. 3 is a front view of the terminal.
Fig. 4 is a plan view of the present terminal.
In the figure, 1, a body; 2. a lug plate; 3. a protrusion; 4. a coupling hole; 5. an air interface; 6. and (7) connecting the sheets.
Detailed Description
The self-temperature-limiting heating film wiring terminal is used for achieving electric connection between a lead and a heating film, the wiring terminal is connected and fixed to the heating film, and the lead is electrically connected to the wiring terminal.
Referring to fig. 1 and 2, the main structure of the terminal is a body 1, and the body 1 is a sheet-shaped body, which is usually made of aluminum alloy. The body 1 is provided with a clamping part and a wiring part, and a lead can be electrically connected with the wiring part in a welding or winding way; the clamping portion is connected to the heating film in a clamping mode, and conductive connection between the lead and the heating film is achieved. In general, each heating film corresponds to two of the terminals, which are spaced apart from each other on the heating film.
A plurality of protrusions 3 are formed on a body 1 by pressing, the protrusions 3 protrude toward the back surface of the body 1, the protrusions 3 have a conical cylindrical shape, and the protrusions 3 penetrate in the thickness direction of the body 1. To realize the final forming of the connecting terminal, the sheet-shaped body 1 is folded into a U shape from the middle position, see fig. 3, so that two connecting pieces 6 are formed on the connecting terminal, and the two connecting pieces 6 form the clamping portion. The two connecting sheets 6 are respectively provided with the protruding bodies 3 with the same number, and the protruding bodies 3 on the two connecting sheets 6 extend out in opposite directions and are in one-to-one correspondence with each other in position.
Referring to fig. 4, in order to facilitate penetration of the heating film, the inner end surface of the protrusion 3 is formed with a serration structure. The clamp clamps the wiring terminal by force, the protrusions 3, especially the sawtooth structures, on the two connecting sheets 6 can smoothly penetrate through the heating film, and the sawtooth structures on the two corresponding protrusions 3 can be interlaced and wound together, so that the wiring terminal is firmly and electrically connected with the heating film.
In fig. 1 and 2, five protrusions 3 are formed on each connecting sheet 6, four of the protrusions 3 are arranged in a rectangle, and the other protrusion 3 is arranged at the intersection of two diagonal lines of the rectangle.
Referring to fig. 3 and 4, the wire connecting portion is a plate-shaped wire connecting piece 2, and the wire connecting piece 2 extends towards the outer side of the connecting piece 6. The connection lug 2 is provided with a connection hole 4, and a lead is wound on the connection lug 2 by penetrating through the connection hole 4, so that the connection and fixation between the lead and the connection lug 2 are realized. With reference to fig. 1 and 2, the lug 2 is also formed by stamping. In fig. 4, the connecting lug 2 is located in the direction of one of the connecting lugs 6, when the body 1 is bent, the connecting lug 2 and one of the connecting lugs 6 are kept unchanged in position, and an empty opening 5 corresponding to the size and the position of the connecting lug 2 is formed in the other connecting lug 6.
Claims (6)
1. The utility model provides a from limit for temperature heating film binding post, includes flaky body, has joint portion and wiring portion on the body, and wiring portion is used for being connected with the wire, and joint portion is used for being connected to on the heating film, its characterized in that, the body of metal material from middle part position fifty percent discount and form two connection pieces, two connection pieces have formed joint portion, be formed with a plurality of abrupt bodies respectively on two connection pieces, the abrupt body is penetrated on the thickness direction of connection piece, the abrupt body on two connection pieces stretches out in opposite directions each other, and the position one-to-one.
2. A self temperature limiting heating film terminal as claimed in claim 1, wherein the protrusion has a conical cylindrical shape.
3. A self temperature limiting heating film terminal as claimed in claim 2, wherein the inner end surface of the protrusion is formed with a serration structure.
4. A self temperature limiting heating film terminal as claimed in claim 1, wherein each connecting piece is formed with five protrusions, four of which are arranged in a rectangle, and the other of which is arranged at an intersection of two diagonal lines of the rectangle.
5. A self temperature limiting heating film terminal as claimed in any one of claims 1 to 4, wherein the terminal portion is a plate-like terminal piece, and the terminal piece is projected to an outer side of the terminal piece.
6. A self temperature limiting heating film terminal as claimed in claim 5, wherein the terminal is located in the direction of one of the connection pieces, and an empty space corresponding to the size and position of the terminal is formed on the other connection piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122881886.3U CN216531809U (en) | 2021-11-23 | 2021-11-23 | Self-limiting temperature heating film wiring terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122881886.3U CN216531809U (en) | 2021-11-23 | 2021-11-23 | Self-limiting temperature heating film wiring terminal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216531809U true CN216531809U (en) | 2022-05-13 |
Family
ID=81532347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122881886.3U Active CN216531809U (en) | 2021-11-23 | 2021-11-23 | Self-limiting temperature heating film wiring terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216531809U (en) |
-
2021
- 2021-11-23 CN CN202122881886.3U patent/CN216531809U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Self limiting heating film wiring terminal Effective date of registration: 20230921 Granted publication date: 20220513 Pledgee: Zhejiang Luqiao Taizhou rural commercial bank Limited by Share Ltd. Pledgor: Zhejiang Boshi Technology Co.,Ltd. Registration number: Y2023330002084 |