CN105590708A - High-power resin-package wire-wound surface-mounted resistor - Google Patents
High-power resin-package wire-wound surface-mounted resistor Download PDFInfo
- Publication number
- CN105590708A CN105590708A CN201610166739.9A CN201610166739A CN105590708A CN 105590708 A CN105590708 A CN 105590708A CN 201610166739 A CN201610166739 A CN 201610166739A CN 105590708 A CN105590708 A CN 105590708A
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- CN
- China
- Prior art keywords
- resin
- encapsulated
- power
- coiling
- end cap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C3/00—Non-adjustable metal resistors made of wire or ribbon, e.g. coiled, woven or formed as grids
- H01C3/14—Non-adjustable metal resistors made of wire or ribbon, e.g. coiled, woven or formed as grids the resistive element being formed in two or more coils or loops continuously wound as a spiral, helical or toroidal winding
- H01C3/20—Non-adjustable metal resistors made of wire or ribbon, e.g. coiled, woven or formed as grids the resistive element being formed in two or more coils or loops continuously wound as a spiral, helical or toroidal winding wound on cylindrical or prismatic base
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/02—Housing; Enclosing; Embedding; Filling the housing or enclosure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C1/00—Details
- H01C1/14—Terminals or tapping points or electrodes specially adapted for resistors; Arrangements of terminals or tapping points or electrodes on resistors
- H01C1/148—Terminals or tapping points or electrodes specially adapted for resistors; Arrangements of terminals or tapping points or electrodes on resistors the terminals embracing or surrounding the resistive element
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
- H01C17/02—Apparatus or processes specially adapted for manufacturing resistors adapted for manufacturing resistors with envelope or housing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
- H01C17/04—Apparatus or processes specially adapted for manufacturing resistors adapted for winding the resistive element
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
- H01C17/28—Apparatus or processes specially adapted for manufacturing resistors adapted for applying terminals
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Details Of Resistors (AREA)
Abstract
The invention relates to the field of electronic elements, and discloses a high-power resin-package wire-wound surface-mounted resistor. The high-power resin-package wire-wound surface-mounted resistor comprises an insulating rod, a resistance wire is wound around the surface of the insulating rod, end caps are installed at the two ends of the insulating rod, the two ends of the resistance wire are electrically connected with the two end caps respectively, the insulating rod and the end caps are wrapped by resin package shells, and the resin package shells are in cuboid shapes; the end caps extend to form sheet-shaped end electrodes, and the end electrodes extend out of the resin package shells. The invention further discloses a method for preparing the high-power resin-package wire-wound surface-mounted resistor. The high-power resin-package wire-wound surface-mounted resistor is in surface-mounted-type package design, SMT automatic assembling can be achieved, assembling efficiency is high, manpower resources are saved, assembling cost is reduced, and enterprise benefits can be increased.
Description
Technical field
The present invention relates to field of electrical components, specifically a kind of high-power resin-encapsulated coiling patch resistor.
Background technology
Resistor is generally directly called resistance in daily life, is a current limiting element, after resistance is connected in circuit, and the size of current that it can its institute's chord road of restricted passage. The kind of resistor is a lot, and wire wound resistor is exactly one wherein. Wire wound resistor is to make in insulation framework with constantan wire or manganese-copper filament, has the advantages such as high temperature resistant, precision is high, power is large. Wire wound resistor is mainly used in low-frequency ac circuit, bring into play step-down, shunting, load, feed back, turn the effects such as energy, coupling, or in power circuit, play the effect of absorber and divider, also can be used as shaking decay in loop and transformer is adjusted and pulse shaping circuit in current divider. In addition also can be used for, electric discharge and the antispark of filtering stage capacitor in rectifier. Can be widely used in the fields such as household electrical appliances, Medical Devices, automobile industry, railway, aviation, military equipment instrument simultaneously.
At present, resistor field at home, wire wound resistor is lead type dongle configuration, cannot realize SMT automation assembling, can only adopt manual assembly, causes efficiency of assembling low, and waste of manpower resource, has reduced the performance of enterprises.
Summary of the invention
The object of the present invention is to provide a kind of high-power resin-encapsulated coiling patch resistor, to solve the problem proposing in above-mentioned background technology.
For achieving the above object, the invention provides following technical scheme:
A kind of high-power resin-encapsulated coiling patch resistor, comprises insulating bar, and described insulating bar surface is wound with resistance wire, insulating bar two ends are provided with end cap, resistance wire two ends are electrically connected respectively two end caps, and insulating bar and end cap are wrapped with resin-encapsulated shell, and resin-encapsulated shell is cuboid; Described end cap extends the termination electrode of sheet, and termination electrode extends to outside resin-encapsulated shell.
As the further scheme of the present invention: the material of described resin-encapsulated shell is flame-retardant resin.
As further scheme of the present invention: the material of described resin-encapsulated shell is epoxy resin.
As further scheme of the present invention: described insulating bar is porcelain rod.
As further scheme of the present invention: described end cap is made up of conducting metal.
As further scheme of the present invention: the material of described end cap is iron.
As further scheme of the present invention: described resistance wire is nichrome wire, manganese steel line or constantan line.
The preparation method of described high-power resin-encapsulated coiling patch resistor, step is as follows:
1) be wound around resistance wire on insulating bar surface, control resistance size by length and the thickness of regulating resistance silk, make resistance finally reach desired accurate resistance;
2) end cap is installed at insulating bar two ends, on end cap with the termination electrode of sheet;
3) insulating bar and end cap are carried out to resin-encapsulated processing, form rectangular-shaped resin-encapsulated shell, obtain finished product, wherein, in resin-encapsulated process, require bared end electrode.
Compared with prior art, the invention has the beneficial effects as follows:
1, this high-power resin-encapsulated coiling patch resistor design for paster type encapsulation, can realize SMT automation assembling, and efficiency of assembling is high, and saving human resources, have reduced assembly cost, are conducive to improve the performance of enterprises.
2, this high-power resin-encapsulated coiling patch resistor adopts flame-retardant resin encapsulated moulding, has the advantages such as high temperature resistant, moisture-proof and insulating properties be good, stable performance, long service life.
Brief description of the drawings
Fig. 1 be high-power resin-encapsulated coiling patch resistor partly cut open structural representation.
Fig. 2 is the plan structure schematic diagram of high-power resin-encapsulated coiling patch resistor.
Fig. 3 is the main TV structure schematic diagram of high-power resin-encapsulated coiling patch resistor.
In figure: 1-resin-encapsulated shell, 2-resistance wire, 3-insulating bar, 4-end cap, 5-termination electrode.
Detailed description of the invention
Below in conjunction with detailed description of the invention, technical scheme of the present invention is described in more detail.
Refer to Fig. 1-3, a kind of high-power resin-encapsulated coiling patch resistor, comprise insulating bar 3, described insulating bar 3 surfaces are wound with resistance wire 2, length by controlling resistance silk 2 and thickness are carried out the resistance size of control resistor, insulating bar 3 two ends are provided with end cap 4, resistance wire 2 two ends are electrically connected respectively two end caps 4, insulating bar 3 and end cap 4 are wrapped with resin-encapsulated shell 1, resin-encapsulated shell 1 is cuboid, in the present embodiment, preferably, the material of described resin-encapsulated shell 1 is flame-retardant resin, have high temperature resistant, moisture-proof, the characteristics such as insulating properties is good, described resistance wire 2 is nichrome wire, manganese steel line or constantan line, described insulating bar 3 is porcelain rod, described end cap 4 is made up of conducting metal, further, the material of described resin-encapsulated shell 1 is epoxy resin, the material of described end cap 4 is iron, described end cap 4 extends the termination electrode 5 of sheet, and termination electrode 5 extends to outside resin-encapsulated shell 1.
The power bracket of described high-power resin-encapsulated coiling patch resistor is 2W-7W, and resistance range is 0.1 Ω-500 Ω, and barotolerance is 1KV-6KV, can be applied to the high-power circuit that requires of industrial electronic electric power, as: outdoor base station, high power power. Described high-power resin-encapsulated coiling patch resistor has the advantages such as power is high, shock resistance is strong.
Described high-power resin-encapsulated coiling patch resistor design for paster type encapsulation, can realize SMT automation assembling, and efficiency of assembling is high, and saving human resources, have reduced assembly cost, are conducive to improve the performance of enterprises. Described high-power resin-encapsulated coiling patch resistor adopts flame-retardant resin encapsulated moulding, has the advantages such as high temperature resistant, moisture-proof and insulating properties be good, stable performance, long service life.
The preparation method of described high-power resin-encapsulated coiling patch resistor, step is as follows:
1) be wound around resistance wire 2 on insulating bar 3 surfaces, control resistance size by length and the thickness of regulating resistance silk 2, make resistance finally reach desired accurate resistance;
2) at insulating bar 3 two ends, end caps 4 are installed, on end cap 4 with the termination electrode 5 of sheet;
3) insulating bar 3 and end cap 4 are carried out to resin-encapsulated processing, form rectangular-shaped resin-encapsulated shell 1, obtain finished product, wherein, in resin-encapsulated process, require bared end electrode 5.
Above preferred embodiments of the present invention is explained in detail, but the present invention is not limited to above-mentioned embodiment, in the ken that one skilled in the relevant art possesses, can also under the prerequisite that does not depart from aim of the present invention, makes various variations.
Claims (8)
1. a high-power resin-encapsulated coiling patch resistor, it is characterized in that, comprise insulating bar (3), described insulating bar (3) surface is wound with resistance wire (2), insulating bar (3) two ends are provided with end cap (4), resistance wire (2) two ends are electrically connected respectively two end caps (4), and insulating bar (3) and end cap (4) are wrapped with resin-encapsulated shell (1), and resin-encapsulated shell (1) is cuboid; Described end cap (4) extends the termination electrode (5) of sheet, and termination electrode (5) extends to outside resin-encapsulated shell (1).
2. high-power resin-encapsulated coiling patch resistor according to claim 1, is characterized in that, the material of described resin-encapsulated shell (1) is flame-retardant resin.
3. high-power resin-encapsulated coiling patch resistor according to claim 2, is characterized in that, the material of described resin-encapsulated shell (1) is epoxy resin.
4. according to the high-power resin-encapsulated coiling patch resistor described in claim 1 or 2 or 3, it is characterized in that, described insulating bar (3) is porcelain rod.
5. high-power resin-encapsulated coiling patch resistor according to claim 4, is characterized in that, described end cap (4) is made up of conducting metal.
6. high-power resin-encapsulated coiling patch resistor according to claim 5, is characterized in that, the material of described end cap (4) is iron.
7. high-power resin-encapsulated coiling patch resistor according to claim 6, is characterized in that, described resistance wire (2) is nichrome wire, manganese steel line or constantan line.
8. a preparation method for the high-power resin-encapsulated coiling patch resistor as described in as arbitrary in claim 1-7, is characterized in that, step is as follows:
1) be wound around resistance wire (2) on insulating bar (3) surface, control resistance size by length and the thickness of regulating resistance silk (2), make resistance finally reach desired accurate resistance;
2) end cap (4) is installed at insulating bar (3) two ends, the upper termination electrode (5) with sheet of end cap (4);
3) insulating bar (3) and end cap (4) are carried out to resin-encapsulated processing, form rectangular-shaped resin-encapsulated shell (1), obtain finished product, wherein, in resin-encapsulated process, require bared end electrode (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610166739.9A CN105590708A (en) | 2016-03-23 | 2016-03-23 | High-power resin-package wire-wound surface-mounted resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610166739.9A CN105590708A (en) | 2016-03-23 | 2016-03-23 | High-power resin-package wire-wound surface-mounted resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105590708A true CN105590708A (en) | 2016-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610166739.9A Pending CN105590708A (en) | 2016-03-23 | 2016-03-23 | High-power resin-package wire-wound surface-mounted resistor |
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|---|---|
| CN (1) | CN105590708A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106128665A (en) * | 2016-09-05 | 2016-11-16 | 东莞市晴远电子有限公司 | A kind of wire resistor and manufacturing process thereof |
| CN108257748A (en) * | 2018-02-06 | 2018-07-06 | 东莞市晴远电子有限公司 | A kind of novel patch resistance |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0246692A2 (en) * | 1986-05-19 | 1987-11-25 | North American Philips Corporation | Surface-mounted electrical power resistor |
| JPH01316901A (en) * | 1988-06-16 | 1989-12-21 | Tama Electric Co Ltd | Thin film chip resistor and manufacture thereof |
| JPH06124801A (en) * | 1992-10-12 | 1994-05-06 | Seidensha:Kk | Surface-mount type wire wound reistor |
| CN204792273U (en) * | 2015-07-21 | 2015-11-18 | 深圳市格瑞特电子有限公司 | Special type pastes dress resistor |
| CN205487593U (en) * | 2016-03-23 | 2016-08-17 | 东莞市爱伦电子科技有限公司 | High -power resin package wire winding chip resistor ware |
-
2016
- 2016-03-23 CN CN201610166739.9A patent/CN105590708A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0246692A2 (en) * | 1986-05-19 | 1987-11-25 | North American Philips Corporation | Surface-mounted electrical power resistor |
| JPH01316901A (en) * | 1988-06-16 | 1989-12-21 | Tama Electric Co Ltd | Thin film chip resistor and manufacture thereof |
| JPH06124801A (en) * | 1992-10-12 | 1994-05-06 | Seidensha:Kk | Surface-mount type wire wound reistor |
| CN204792273U (en) * | 2015-07-21 | 2015-11-18 | 深圳市格瑞特电子有限公司 | Special type pastes dress resistor |
| CN205487593U (en) * | 2016-03-23 | 2016-08-17 | 东莞市爱伦电子科技有限公司 | High -power resin package wire winding chip resistor ware |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106128665A (en) * | 2016-09-05 | 2016-11-16 | 东莞市晴远电子有限公司 | A kind of wire resistor and manufacturing process thereof |
| CN108257748A (en) * | 2018-02-06 | 2018-07-06 | 东莞市晴远电子有限公司 | A kind of novel patch resistance |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160518 |
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| RJ01 | Rejection of invention patent application after publication |