CN203552835U - High-precision metal-foil surface-mounted resistor - Google Patents
High-precision metal-foil surface-mounted resistor Download PDFInfo
- Publication number
- CN203552835U CN203552835U CN201320623078.XU CN201320623078U CN203552835U CN 203552835 U CN203552835 U CN 203552835U CN 201320623078 U CN201320623078 U CN 201320623078U CN 203552835 U CN203552835 U CN 203552835U
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- resistor
- resistance
- precision metal
- mounting groove
- metal foil
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Abstract
The utility model discloses a high-precision metal-foil surface-mounted resistor. The resistor comprises resistors, a resistor box, insulating pads, copper pads, insert sheets and a high-precision metal-foil layer, wherein resistor mounting grooves and pad body mounting grooves are formed in the resistor box, the resistors and the copper pads or insulating pads are abutted with each other, the resistors are inserted in the resistor mounting grooves, the insert sheets are connected with the resistors, the copper pads or insulating pads are inserted in the pad body mounting grooves, the high-precision metal-foil layer is located on the surface of the resistor box, each resistor mounting groove consists of an upper groove body I and a lower groove body I, and each pad body mounting groove consists of an upper groove body II and a lower groove body II. According to the high-precision metal-foil surface-mounted resistor, the insert sheets are arranged, so that the resistor becomes a speed regulating rheostat, and the practicability is improved; the high-precision metal-foil layer is arranged on the surface of the resistor box, so that the service life of the resistor box is prolonged.
Description
Technical field
The utility model relates to technical field of electronic components, is specially a kind of high-precision metal foil surface-mount resistor device.
Background technology
Resistor is to use one of maximum element in electric equipment, electronic product, and existing resistor exists following problem: after 1, resistor damages, easy-maintaining or maintenance cost are not higher; 2, resistance adjustable range is little, regulates operation more complicated; 3, function is more single, for this reason, the utility model proposes a kind of high-precision metal foil surface-mount resistor device.
Utility model content
For the problems referred to above, the utility model aims to provide a kind of high-precision metal foil surface-mount resistor device of simple structure.
For realizing this technical purpose, scheme of the present utility model is: a kind of high-precision metal foil surface-mount resistor device, comprise resistance, resistance box, insulation cushion, copper packing, inserted sheet, high-precision metal foil layer, described resistance box is provided with resistance mounting groove, pad mounting groove, described resistance and copper packing or insulation cushion laminating, described resistance is inserted in resistance mounting groove, described inserted sheet is connected with resistance, described insulation cushion or copper packing are inserted in pad mounting groove, described high-precision metal foil layer is positioned at resistance box surface, described resistance mounting groove consists of upper groove body first and lower groove first, described pad mounting groove consists of upper groove body second and lower groove second.
As preferably, described insulation cushion and copper packing are all cross.
As preferably, described inserted sheet has two, and two inserted sheets and resistance connect and compose two grades of speed regulating rheostats.
The utility model resistance is inserted in resistance mounting groove, and insulation cushion and copper packing are inserted in pad
In mounting groove, installation and maintenance are convenient; Can directly change damage resistance, saving resource; In pad mounting groove, both can plug insulation cushion, and also can plug copper packing, and according to the difference that plugs pad, resistance can be connected in parallel or be connected in series, resistance adjustable range is large, regulates operation easy.In addition, be provided with inserted sheet, make resistor become speed regulating rheostat, increased practicality, on resistance box surface, be provided with high-precision metal foil layer, increased the useful life of resistance box.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further details.
As shown in Figure 1, a kind of high-precision metal foil surface-mount resistor device of the utility model embodiment, comprise resistance 1, resistance box 2, insulation cushion 3, copper packing 4, inserted sheet 10, high-precision metal foil layer 9, described resistance box 2 is provided with resistance mounting groove, pad mounting groove, described resistance 1 and copper packing 4 or insulation cushion 3 laminatings, described resistance 1 is inserted in resistance mounting groove, described inserted sheet 10 is connected with resistance 1, described insulation cushion 3 or copper packing 4 are inserted in pad mounting groove, described high-precision metal foil layer 9 is positioned at resistance box 2 surfaces, described resistance mounting groove consists of upper groove body the 1 and lower groove the 1, described pad mounting groove consists of upper groove body the 27 and lower groove the 28.
As preferably, described insulation cushion 3 is all cross with copper packing 4.
As preferably, described inserted sheet 10 has two, and two inserted sheets 10 connect and compose two grades of speed regulating rheostats with resistance 1.
The above; it is only preferred embodiment of the present utility model; not in order to limit the utility model, any trickle modification that every foundation technical spirit of the present utility model is done above embodiment, be equal to and replace and improve, within all should being included in the protection range of technical solutions of the utility model.
Claims (3)
1. a high-precision metal foil surface-mount resistor device, comprise resistance, resistance box, insulation cushion, copper packing, inserted sheet, high-precision metal foil layer, it is characterized in that: described resistance box is provided with resistance mounting groove, pad mounting groove, described resistance and copper packing or insulation cushion laminating, described resistance is inserted in resistance mounting groove, described inserted sheet is connected with resistance, described insulation cushion or copper packing are inserted in pad mounting groove, described high-precision metal foil layer is positioned at resistance box surface, described resistance mounting groove consists of upper groove body first and lower groove first, described pad mounting groove consists of upper groove body second and lower groove second.
2. high-precision metal foil surface-mount resistor device according to claim 1, is characterized in that: described insulation cushion and copper packing are all cross.
3. high-precision metal foil surface-mount resistor device according to claim 1, is characterized in that: described inserted sheet has two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320623078.XU CN203552835U (en) | 2013-10-10 | 2013-10-10 | High-precision metal-foil surface-mounted resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320623078.XU CN203552835U (en) | 2013-10-10 | 2013-10-10 | High-precision metal-foil surface-mounted resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203552835U true CN203552835U (en) | 2014-04-16 |
Family
ID=50470916
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320623078.XU Expired - Fee Related CN203552835U (en) | 2013-10-10 | 2013-10-10 | High-precision metal-foil surface-mounted resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203552835U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105139988A (en) * | 2015-09-15 | 2015-12-09 | 陈海花 | Multi-resistance-value resistance box |
-
2013
- 2013-10-10 CN CN201320623078.XU patent/CN203552835U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105139988A (en) * | 2015-09-15 | 2015-12-09 | 陈海花 | Multi-resistance-value resistance box |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140416 Termination date: 20151010 |
|
| EXPY | Termination of patent right or utility model |