CN212934283U - SMD resistor - Google Patents
SMD resistor Download PDFInfo
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- CN212934283U CN212934283U CN202021611679.5U CN202021611679U CN212934283U CN 212934283 U CN212934283 U CN 212934283U CN 202021611679 U CN202021611679 U CN 202021611679U CN 212934283 U CN212934283 U CN 212934283U
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- tin
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Abstract
The utility model relates to the technical field of resistors, in particular to a patch type resistor; the resistor comprises a resistor rod, wherein two ends of the resistor rod are sleeved with tinned iron caps, the resistor rod is coated with outer paint, and the side surface of each tinned iron cap is provided with at least one plane; the utility model discloses the side design of tin-plated iron cap has a plane at least, places resistance through this plane to weld through this plane, can avoid resistance to produce the rotatory condition of axis, thereby make resistance realize quick SMD welding production, improve production efficiency greatly.
Description
Technical Field
The utility model relates to a resistance technical field refers in particular to a SMD resistance.
Background
The existing round bar type resistor is generally a resistor with pins, and can only be manually inserted into a circuit board and then subjected to wave soldering, so that the production efficiency is low. If the pins are cut off and the surface mount type welding processing is carried out, the production efficiency is improved in the mode, however, the resistor is cylindrical, and therefore the axis rotation can be generated when the resistor is welded, and the welding is affected.
Therefore, in view of the above-mentioned drawbacks of the conventional resistor, it is necessary to improve the conventional resistor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a SMD resistance to prior art's is not enough, and current round bar type resistance exists has been solved to this square shell resistance: inconvenient welding and the like.
In order to achieve the purpose, the utility model is realized by the following technical scheme: a surface-mounted resistor comprises a resistor rod, wherein two ends of the resistor rod are sleeved with tinned iron caps, the resistor rod is coated with paint, and the side surface of each tinned iron cap is provided with at least one plane.
The side surface of the tin-plated iron cap is composed of a plane and an arc surface.
The tin-plated iron cap is hexagonal, and the side of the tin-plated iron cap is provided with six planes which are sequentially connected.
The tin-plated iron cap is in an equilateral triangle shape, a quadrangle shape or a pentagon shape.
The width of the plane of the tin-plated iron cap is half to one time of the width of the tin-plated iron cap.
The resistance rod adopts a metal film rod, a wire groove is etched and cut on the resistance rod, and tinned iron caps are directly sleeved at two ends of the resistance rod.
And an outer paint is coated between the two tinned iron caps and covers the cutting wire grooves and the resistor rods.
The resistance rod on around having around the silk, the both ends cover of resistance rod is equipped with interior iron hat, around the both ends decomposition welding of silk on interior iron hat, the outside cover of interior iron hat is equipped with tin-plated iron hat.
And an outer paint is coated between the two tinned iron caps and covers the welding point of the winding wire, the winding wire and the resistor rod.
The beneficial effects of the utility model reside in that: the side of the tin-plated iron cap is designed to be provided with at least one plane, the resistor is placed through the plane, welding is carried out through the plane, the condition that the axis of the resistor is rotated can be avoided, and therefore the resistor is enabled to achieve rapid surface-mounted welding production, and production efficiency is greatly improved.
Drawings
Fig. 1 is a schematic diagram of a first embodiment of the present invention.
Fig. 2 is a schematic diagram of a second embodiment of the present invention.
The utility model discloses a reference numeral name is as follows: the wire winding device comprises a resistor rod 1, a tinned iron cap 2, an inner iron cap 3, a plane 4, a winding wire 5 and a cutting wire groove 6.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
Referring to fig. 1-2, the utility model relates to a chip resistor, which comprises a resistor rod 1, wherein both ends of the resistor rod 1 are provided with tin-plated iron caps 2, the resistor rod 1 is coated with paint, and the side surface of the tin-plated iron cap 2 is provided with at least one plane 4.
The utility model discloses can be that a plane 4 connects the arc circumference, places on the circuit board through plane 4 to weld through plane 4.
The utility model discloses an in the picture show, tin-plated iron cap 2 is the hexagon, and the side of tin-plated iron cap 2 has 6 planes 4 that connect gradually promptly.
The tin-plated iron cap 2 of the utility model can be equilateral triangle, quadrangle, pentagon, hexagon, etc.
The utility model discloses a width of plane 4 of tin-plated iron cap 2 is twice to one time for the half of 2 widths of tin-plated iron cap, makes resistance place more steadily.
See fig. 1, the utility model discloses a resistance rod 1 adopts ordinary stick, around having around the filament 5 on the resistance rod 1, the both ends cover of resistance rod 1 is equipped with interior iron hat 3, on iron hat 3 including the both ends decomposition welding of filament 5, the outside cover of interior iron hat 3 is equipped with tin-plated iron hat 2, interior iron hat 3 is circularly, interior iron hat 3 is tangent with tin-plated iron hat 2, the coating has the outer paint between two tin-plated iron hat 2, the outer paint covers the welding point around filament 5, wire 5, resistance rod 1.
See fig. 2, the utility model discloses a resistance stick 1 adopts the metal film stick, adjusts the resistance through etching cutting wire casing 6 on resistance stick 1, and the direct cover in both ends of resistance stick 1 establishes tin-plated iron cap 2, and resistance stick 1 is tangent with tin-plated iron cap 2, and the coating has outer lacquer between two tin-plated iron caps 2, and outer lacquer covers cutting wire casing 6, resistance stick 1.
Of course, the above-mentioned embodiments are only preferred examples of the present invention, and not intended to limit the scope of the present invention, so that all equivalent changes or modifications made by the structure, features and principles described in the claims of the present invention should be included in the claims of the present invention.
Claims (9)
1. A SMD resistor is characterized in that: the resistor comprises a resistor rod, wherein two ends of the resistor rod are sleeved with tinned iron caps, the resistor rod is coated with paint, and the side surface of each tinned iron cap is provided with at least one plane.
2. The chip resistor according to claim 1, wherein: the side surface of the tin-plated iron cap is composed of a plane and an arc surface.
3. The chip resistor according to claim 1, wherein: the tin-plated iron cap is hexagonal, and the side of the tin-plated iron cap is provided with six planes which are sequentially connected.
4. The chip resistor according to claim 1, wherein: the tin-plated iron cap is in an equilateral triangle shape, a quadrangle shape or a pentagon shape.
5. The chip resistor according to claim 1, wherein: the width of the plane of the tin-plated iron cap is half to one time of the width of the tin-plated iron cap.
6. The chip resistor according to claim 1, wherein: the resistance rod adopts a metal film rod, a wire groove is etched and cut on the resistance rod, and tinned iron caps are directly sleeved at two ends of the resistance rod.
7. The chip resistor according to claim 6, wherein: and an outer paint is coated between the two tinned iron caps and covers the cutting wire grooves and the resistor rods.
8. The chip resistor according to claim 1, wherein: the resistance rod on around having around the silk, the both ends cover of resistance rod is equipped with interior iron hat, around the both ends decomposition welding of silk on interior iron hat, the outside cover of interior iron hat is equipped with tin-plated iron hat.
9. The chip resistor according to claim 8, wherein: and an outer paint is coated between the two tinned iron caps and covers the welding point of the winding wire, the winding wire and the resistor rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021611679.5U CN212934283U (en) | 2020-08-06 | 2020-08-06 | SMD resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021611679.5U CN212934283U (en) | 2020-08-06 | 2020-08-06 | SMD resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212934283U true CN212934283U (en) | 2021-04-09 |
Family
ID=75334700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021611679.5U Active CN212934283U (en) | 2020-08-06 | 2020-08-06 | SMD resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212934283U (en) |
-
2020
- 2020-08-06 CN CN202021611679.5U patent/CN212934283U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |