CN203982936U - A kind of novel AC resistance device structure - Google Patents
A kind of novel AC resistance device structure Download PDFInfo
- Publication number
- CN203982936U CN203982936U CN201420077496.8U CN201420077496U CN203982936U CN 203982936 U CN203982936 U CN 203982936U CN 201420077496 U CN201420077496 U CN 201420077496U CN 203982936 U CN203982936 U CN 203982936U
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- resistor
- resistor disc
- disc
- out wire
- encapsulating housing
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Abstract
A novel AC resistance device structure, resistor disc adopts noninductive winding to be wound on the skeleton of resistor disc by the resistance wire of manganese-base alloy or nickel-base alloy to form, and wherein the skeleton of resistor disc is selected the flat board of being made up of high frequency porcelain; Some superimposed resistor discs are fixed by screw rod, and are encapsulated in metal shell or scribble in the plastic casing of metallic film, the wherein lead-out wire parallel connection of resistor disc, and the lead-out wire of resistor disc has function of shielding, between adjacent resistor sheet, is isolated by insulating cell in screw rod junction; The encapsulating housing of resistor is provided with four terminals, wherein two terminals are connected to the resistor disc one end lead-out wire after parallel connection, two other terminal is connected to the resistor disc other end lead-out wire after parallel connection, and the encapsulating housing of resistor is provided with ground connection terminal, in order to encapsulating housing ground connection.Resistor of the present utility model has solved the use power of resistor and the problem of AC resistance characteristic, can be used in direct current resistor simultaneously, and perfect heat-dissipating, can not be placed in oil and use, and is energy-conserving product.
Description
Technical field
The utility model belongs to resistor technical field, specifically relates to a kind of novel AC resistance device structure.
Background technology
Resistance is again resistor, and as the elementary cell of electricity metering, the correctness of its resistance, reliability are its main technology essential factors.Resistance is divided into D.C. resistance and AC resistance by functional character, the technical indicator of AC resistance has comprised the technical indicator of D.C. resistance, therefore be version according to AC resistance technology, design is applicable to the resistance combining structure of D.C. resistance characteristic, be applicable to again the combining structure of AC resistance simultaneously, be conducive to the industrialization of standard resistor, many-valued resistance and resistance box series of products, improve normalisation coefft, reduce product cost.
Summary of the invention
The utility model is mainly to solve the existing technical problem of above-mentioned prior art, and a kind of novel AC resistance device structure is provided.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals: a kind of novel AC resistance device structure, comprise some superimposed resistor discs, described resistor disc adopts noninductive winding to be wound on the skeleton of resistor disc by the resistance wire of manganese-base alloy or nickel-base alloy to form, and wherein the skeleton of resistor disc is selected the flat board of being made up of high frequency porcelain; Described some superimposed resistor discs are fixed by screw rod, and be encapsulated in metal shell or scribble in the plastic casing of metallic film, the wherein lead-out wire parallel connection of resistor disc, the lead-out wire of resistor disc has function of shielding, between adjacent resistor sheet, is isolated by insulating cell in screw rod junction; The encapsulating housing of resistor is provided with four terminals, wherein two terminals are connected to the resistor disc one end lead-out wire after parallel connection, two other terminal is connected to the resistor disc other end lead-out wire after parallel connection, and the encapsulating housing of resistor is provided with ground connection terminal, in order to encapsulating housing ground connection.
As preferably, the frame body plan plate thickness of described resistor disc is 1～2mm.
As preferably, in described some superimposed resistor disc structures, between adjacent resistor sheet, be provided with shielded metal sheet, between adjacent shields sheet metal and resistor disc, to be isolated by insulating cell in screw rod junction, shielded metal sheet is connected with the encapsulating housing of resistor.
The technical characteristics of high frequency porcelain is that dielectric loss is little, and artificial mica also can be used for making the skeleton flat board of resistor disc.The major function of resistor is that the amount of ohmic value passes and proofreaies and correct, and resistor is on the basis that meets fundamental characteristics, and to using power to have corresponding requirement, this requirement influences each other with alternating-current parameter again.Resistor of the present utility model has solved the use power of resistor and the problem of AC resistance characteristic, can be used in direct current resistor simultaneously, and perfect heat-dissipating, can not be placed in oil and use, and is energy-conserving product.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the utility model resistor disc;
Fig. 2 is a kind of encapsulating structure schematic diagram of the present utility model;
Fig. 3 is another kind of encapsulating structure schematic diagram of the present utility model.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: referring to Fig. 1, resistor disc 3 of the present utility model adopts noninductive winding to be wound on the skeleton 1 of resistor disc by the resistance wire 2 of manganese-base alloy or nickel-base alloy to form, wherein the skeleton of resistor disc is selected the flat board of being made up of high frequency porcelain, the frame body plan plate thickness of resistor disc is 1～2mm, the technical characteristics of high frequency porcelain is that dielectric loss is little, and therefore artificial mica also can be used for making the skeleton flat board of resistor disc.
Referring to Fig. 2, some superimposed resistor discs 3 are fixed on mounting panel 5 by screw rod 6, between adjacent resistor sheet, isolated by insulating cell 4 in screw rod junction, mounting panel 5 is fixed on metal shell by screw 7 or scribbles on the plastic casing of metallic film, be encapsulated in metal shell by resistor disc or scribble in the plastic casing of metallic film, the lead-out wire parallel connection of each resistor disc, the encapsulating housing 8 of resistor is provided with four terminals, wherein two terminals are connected to the resistor disc one end lead-out wire after parallel connection, two other terminal is connected to the resistor disc other end lead-out wire after parallel connection, the encapsulating housing of resistor is provided with ground connection terminal, in order to encapsulating housing ground connection.
Referring to Fig. 3, some resistor discs 3 are superimposed on metal shell or scribble in the plastic casing of metallic film, and fixed by screw rod 6, wherein between adjacent resistor sheet, be provided with shielded metal sheet 9, between adjacent shields sheet metal 9 and resistor disc 3, isolate 4 in screw rod junction by insulating cell, shielded metal sheet 9 is connected with the encapsulating housing 8 of resistor.The lead-out wire parallel connection of each resistor disc, the encapsulating housing 8 of resistor is provided with four terminals, wherein two terminals are connected to the resistor disc one end lead-out wire after parallel connection, two other terminal is connected to the resistor disc other end lead-out wire after parallel connection, the encapsulating housing of resistor is provided with ground connection terminal, in order to encapsulating housing ground connection.
Finally, it should be pointed out that above embodiment is only the more representational example of the utility model.Obviously, the utility model is not limited to above-described embodiment, can also have many distortion.Any simple modification, equivalent variations and modification that every foundation technical spirit of the present utility model is done above embodiment, all should think and belong to protection range of the present utility model.
Claims (3)
1. a novel AC resistance device structure, comprise some superimposed resistor discs, it is characterized in that described resistor disc adopts noninductive winding to be wound on the skeleton of resistor disc by the resistance wire of manganese-base alloy or nickel-base alloy and forms, wherein the skeleton of resistor disc is selected the flat board of being made up of high frequency porcelain; Described some superimposed resistor discs are fixed by screw rod, and be encapsulated in metal shell or scribble in the plastic casing of metallic film, the wherein lead-out wire parallel connection of resistor disc, between adjacent resistor sheet, isolated by insulating cell in screw rod junction, the encapsulating housing of resistor is provided with four terminals, wherein two terminals are connected to the resistor disc one end lead-out wire after parallel connection, two other terminal is connected to the resistor disc other end lead-out wire after parallel connection, the encapsulating housing of resistor is provided with ground connection terminal, in order to encapsulating housing ground connection.
2. according to a kind of novel AC resistance device structure described in claim 1, the frame body plan plate thickness that it is characterized in that described resistor disc is 1 ~ 2mm.
3. according to a kind of novel AC resistance device structure described in claim 1, it is characterized in that in described some superimposed resistor disc structures, between adjacent resistor sheet, be provided with shielded metal sheet, between adjacent shields sheet metal and resistor disc, isolated by insulating cell in screw rod junction, shielded metal sheet is connected with the encapsulating housing of resistor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420077496.8U CN203982936U (en) | 2014-02-24 | 2014-02-24 | A kind of novel AC resistance device structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420077496.8U CN203982936U (en) | 2014-02-24 | 2014-02-24 | A kind of novel AC resistance device structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203982936U true CN203982936U (en) | 2014-12-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420077496.8U Expired - Fee Related CN203982936U (en) | 2014-02-24 | 2014-02-24 | A kind of novel AC resistance device structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203982936U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103887027A (en) * | 2014-02-24 | 2014-06-25 | 杭州大华仪器制造有限公司 | Novel alternating resistor structure |
| CN105336459A (en) * | 2015-12-08 | 2016-02-17 | 杭州大华仪器制造有限公司 | AC resistance box of novel structure |
| CN105390220A (en) * | 2015-12-08 | 2016-03-09 | 杭州大华仪器制造有限公司 | Alternating-current resistor structure |
-
2014
- 2014-02-24 CN CN201420077496.8U patent/CN203982936U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103887027A (en) * | 2014-02-24 | 2014-06-25 | 杭州大华仪器制造有限公司 | Novel alternating resistor structure |
| CN103887027B (en) * | 2014-02-24 | 2016-08-17 | 杭州大华仪器制造有限公司 | A kind of AC resistance device structure |
| CN105336459A (en) * | 2015-12-08 | 2016-02-17 | 杭州大华仪器制造有限公司 | AC resistance box of novel structure |
| CN105390220A (en) * | 2015-12-08 | 2016-03-09 | 杭州大华仪器制造有限公司 | Alternating-current resistor structure |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20170224 |