CN204719092U - A kind of for regulating the not uniform thickness splitter of temperature rise - Google Patents
A kind of for regulating the not uniform thickness splitter of temperature rise Download PDFInfo
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- CN204719092U CN204719092U CN201520295525.2U CN201520295525U CN204719092U CN 204719092 U CN204719092 U CN 204719092U CN 201520295525 U CN201520295525 U CN 201520295525U CN 204719092 U CN204719092 U CN 204719092U
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- Prior art keywords
- splitter
- sampling resistor
- resistor sheet
- temperature rise
- sampling
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Abstract
The utility model discloses a kind of for regulating the not uniform thickness splitter of temperature rise, comprising a sampling resistor sheet adopting high resistivity material to be made and two conductive clips adopting conductive material to be made; Described two conductive clips are welded on the two ends of sampling resistor sheet respectively; In sampling resistor sheet and two conductive clips, one of them or two thickened section be provided with at thickness direction, become to make splitter and do not wait thick structure, and utilize and thicken feature to regulate temperature rise.The utility model, by splitter partial thickening, can either reduce splitter bulk resistor to realize reducing electric energy meter temperature rise, can not increase again splitter and taken up space in electric energy meter.
Description
Technical field
The utility model relates to electric energy meter technical field, particularly relates to a kind of for regulating the not uniform thickness splitter of temperature rise.
Background technology
Splitter also claims shunt to be widely used in electric energy meter technical field, and splitter is generally used for electric current real-time sampling.The splitter of prior art normally adopts the contour stability material of copper-manganese to be made, and Fig. 1 is the D structure schematic diagram of the splitter of prior art, and Fig. 2 is the D structure schematic diagram that the splitter of prior art overturns an angle.See Fig. 1, shown in Fig. 2, this splitter is sheet body structure, splitter comprises sampling resistor sheet 100 and is connected to the conductive clips 101 at sampling resistor sheet 100 two ends, conductive clips 102, sampling resistor sheet 100 is provided with sampling pin 103, sampling pin 104, wherein, sampling resistor sheet 100 and conductive clips 101, conductive clips 102 is structure as a whole, and sampling resistor sheet 100 and conductive clips 101, the thickness of conductive clips 102 is equal, under normal circumstances, sampling resistor sheet 100 adopts copper-manganese material to be made, , conductive clips 101, conductive clips 102 adopts red copper material to be made.
Along with the miniaturization of electric energy meter, temperature rise greatly have impact on the usability of product, how while reduction temperature rise, not to increase again splitter and taken up space in electric energy meter, become the problem that people are anxious to be resolved.
Utility model content
The purpose of this utility model is the deficiency overcoming prior art, there is provided a kind of for regulating the not uniform thickness splitter of temperature rise, by to splitter partial thickening, splitter bulk resistor can either be reduced to realize reducing electric energy meter temperature rise, splitter can not be increased again and taken up space in electric energy meter.
The utility model solves the technical scheme that its technical matters adopts: a kind of for regulating the not uniform thickness splitter of temperature rise, comprises a sampling resistor sheet adopting high resistivity material to be made and two conductive clips adopting conductive material to be made; Described two conductive clips are welded on the two ends of sampling resistor sheet respectively; In sampling resistor sheet and two conductive clips, one of them or two thickened section be provided with at thickness direction, become to make splitter and do not wait thick structure, and utilize and thicken feature to regulate temperature rise.
Described sampling resistor sheet is the monomer structure adopting copper-manganese material to be made, and described conductive clips is the monomer structure adopting red copper material to be made.
Further, described thickened section is located on described sampling resistor sheet, and described conductive clips has the connecting portion equal with the size after the thickening of sampling resistor sheet, and described conductive clips to be welded with sampling resistor sheet by described connecting portion and fixed.
Further, also comprise two sampling pin, described two sampling pin are located at the two ends of sampling resistor sheet respectively.
Described two sampling pin are integrally connected on described sampling resistor sheet respectively.
Described two sampling pin are integrally connected in two conductive clips respectively, and are in the position near sampling resistor sheet.
Further, a through hole is provided with in the centre of sampling resistor sheet.
Two sampling pin that described sampling resistor sheet one connects upwards are protruded out to protrude out downwards with the lower edge one of sampling resistor sheet by the upper edge one of sampling resistor sheet respectively and are formed; The centre of described through hole line between upper sampling pin and lower sampling pin.
Of the present utility model a kind of for regulating the not uniform thickness splitter of temperature rise, that splitter partial thickening is made it to become not equal thickness structure, for solving the bulk resistor reducing electric energy meter temperature rise and reduce splitter, while reduction splitter bulk resistor, do not increase splitter taken up space in electric energy meter, thus make electric energy meter comment time-sharing electric energy meter temperature rise and electric energy meter impedance loop two test performances to improve mark in censorship.
The beneficial effects of the utility model are:
1, owing to have employed in sampling resistor sheet and two conductive clips, by one of them or two thickened section be provided with at thickness direction, become to make splitter and do not wait thick structure, and utilization thickens feature to regulate temperature rise; Thus can not increase splitter while reduction splitter bulk resistor and take up space in electric energy meter and cost can be reduced, and solve electric energy meter problem of temperature rise.
2, owing to have employed copper-manganese material to make sampling resistor sheet and to adopt red copper material to make conductive clips, can either reduce costs, the not uniform thickness design of sampling resistor sheet, conductive clips can be realized again, and then realize the miniaturization of electric energy meter.
Below in conjunction with drawings and Examples, the utility model is described in further detail; But it is of the present utility model a kind of for regulating the not uniform thickness splitter of temperature rise to be not limited to embodiment.
Accompanying drawing explanation
Fig. 1 is the D structure schematic diagram of the splitter of prior art;
Fig. 2 is the D structure schematic diagram that the splitter of prior art overturns an angle;
Fig. 3 is embodiment one D structure schematic diagram of the present utility model;
Fig. 4 is the D structure schematic diagram of embodiment one the utility model (overturning an angle relative to Fig. 3);
Fig. 5 is embodiment one front view of the present utility model (relative to Fig. 4);
Fig. 6 is the splitter model schematic that embodiment one calculates splitter sampling resistor;
Fig. 7 is the thickness schematic diagram that embodiment one calculates the splitter model of splitter sampling resistor;
Fig. 8 is embodiment two D structure schematic diagram of the present utility model;
Fig. 9 is the D structure schematic diagram of embodiment two the utility model (overturning an angle relative to Fig. 8);
Figure 10 is embodiment two front view of the present utility model (relative to Fig. 9);
Figure 11 is embodiment three D structure schematic diagram of the present utility model;
Figure 12 is the D structure schematic diagram of embodiment three the utility model (overturning an angle relative to Figure 11);
Figure 13 is embodiment three rear view of the present utility model (relative to Figure 12);
Figure 14 is embodiment four D structure schematic diagram of the present utility model;
Figure 15 is the D structure schematic diagram of embodiment four the utility model (overturning an angle relative to Figure 14);
Figure 16 is embodiment four rear view of the present utility model (relative to Figure 15).
Embodiment
Embodiment one
See shown in Fig. 3 to Fig. 5, of the present utility model a kind of for regulating the not uniform thickness splitter of temperature rise, comprise a sampling resistor sheet 1 adopting high resistivity material to be made and two conductive clips adopting conductive material to be made, i.e. conductive clips 21, conductive clips 22; Described sampling resistor sheet 1 is the monomer structure adopting copper-manganese material to be made, and described conductive clips 21,22 is the monomer structure adopting red copper material to be made, and conductive clips 21, conductive clips 22 are welded on the two ends of sampling resistor sheet 1 respectively; In sampling resistor sheet 1 and two conductive clips 21,22, one of them or two thickened section be provided with at thickness direction, become to make splitter and do not wait thick structure, and utilize and thicken feature to regulate temperature rise.In the present embodiment, be provided with thickened section 10 in sampling resistor sheet 1, in conductive clips 22, be also provided with thickened section 221, like this, sampling resistor sheet 1 is identical with conductive clips 22 thickness, and conductive clips 21 and sampling resistor sheet 1, conductive clips 22 thickness are not identical, and splitter becomes and do not wait thick structure.
Further, described conductive clips 21 has the connecting portion 211 equal with the size after the thickening of sampling resistor sheet 1, and described conductive clips 21 to be welded with sampling resistor sheet 1 by described connecting portion 211 and fixed.
Further, also comprise two sampling pin, namely sample pin 11, sampling pin 12; Described two sampling pin are located at the two ends of sampling resistor sheet respectively.In the present embodiment, described two sampling pin 11,12 are integrally connected on described sampling resistor sheet 1 respectively.Certainly, described two sampling pin also can be integrally be connected to respectively in two conductive clips, and are in the position near sampling resistor sheet.
Further, a through hole 13 is provided with in the centre of sampling resistor sheet 1.
The sampling pin at the two ends of described sampling resistor sheet is upwards protruded out to protrude out downwards with the lower edge one of sampling resistor sheet by the upper edge one of sampling resistor sheet respectively and is formed, namely sampling pin 11 is upwards protruded out by the upper edge one of sampling resistor sheet and is formed, and sampling pin 12 is protruded out downwards by the lower edge one of sampling resistor sheet and formed; The centre of described through hole 13 line between upper sampling pin 11 and lower sampling pin 12.
Of the present utility model a kind of for regulating the not uniform thickness splitter of temperature rise, that splitter partial thickening is made it to become not equal thickness structure, for solving the bulk resistor reducing electric energy meter temperature rise and reduce splitter, while reduction splitter bulk resistor, do not increase splitter taken up space in electric energy meter, thus make electric energy meter comment time-sharing electric energy meter temperature rise and electric energy meter impedance loop two test performances to improve mark in censorship.
Further illustrating the utility model below by way of principle is how to realize regulating temperature rise.
Shown in Fig. 6, Fig. 7, according to physical equation R=ρ L/S (R resistance, S sectional area, L length, ρ resistivity), the computing formula R=ρ L/H*D (width in R resistance, S sectional area=H*DH cross section, the thickness of D sectional area, L sample length, the ρ resistivity of pin) of the copper-manganese resistance changing sampling resistor sheet into that formula is derived.
Draw from formula, resistance and thickness are inversely proportional to, and when thickness D increases, resistance reduces, and resistance reduces the whole bulk resistor of copper-manganese splitter also along with reduction.
According to Joule law Q=I
2rT (Q electric heating, I electric current, R resistance, T time), heat is proportional with resistance, when resistance reduces time, thermal value reduces certainly, so reduce the resistance of copper-manganese, the thermal value of copper-manganese is also and then decline, and the temperature rise of electric energy meter also can along with decline.
Embodiment two
See shown in Fig. 8 to Figure 10, of the present utility model a kind of for regulating the not uniform thickness splitter of temperature rise, be with the difference of embodiment one, be provided with thickened section 212 in conductive clips 21, and do not establish thickened section in conductive clips 22, and in conductive clips 22 not setting tool have the connecting portion equal with the size after the thickening of sampling resistor sheet 1.
Embodiment three
See shown in Figure 11 to Figure 13, of the present utility model a kind of for regulating the not uniform thickness splitter of temperature rise, be with the difference of embodiment one, in conductive clips 21, setting tool does not have the connecting portion equal with the size after the thickening of sampling resistor sheet 1, and conductive clips 22 does not also establish thickened section.
Embodiment four
See shown in Figure 14 to Figure 16, of the present utility model a kind of for regulating the not uniform thickness splitter of temperature rise, be with the difference of embodiment one, sampling resistor sheet 1 does not establish thickened section, is provided with thickened section 212 in conductive clips 21.
Above-described embodiment is only used for further illustrating of the present utility model a kind of for regulating the not uniform thickness splitter of temperature rise; but the utility model is not limited to embodiment; every above embodiment is done according to technical spirit of the present utility model any simple modification, equivalent variations and modification, all fall in the protection domain of technical solutions of the utility model.
Claims (8)
1., for regulating a not uniform thickness splitter for temperature rise, comprise a sampling resistor sheet adopting high resistivity material to be made and two conductive clips adopting conductive material to be made; Described two conductive clips are welded on the two ends of sampling resistor sheet respectively; It is characterized in that: in sampling resistor sheet and two conductive clips, one of them or two thickened section be provided with at thickness direction, become to make splitter and do not wait thick structure, and utilize thickened section to regulate temperature rise.
2. according to claim 1 for regulating the not uniform thickness splitter of temperature rise, it is characterized in that: described sampling resistor sheet is the monomer structure adopting copper-manganese material to be made, described conductive clips is the monomer structure adopting red copper material to be made.
3. according to claim 1 and 2 for regulating the not uniform thickness splitter of temperature rise, it is characterized in that: described thickened section is located on described sampling resistor sheet, described conductive clips has the connecting portion equal with the size after the thickening of sampling resistor sheet, and described conductive clips to be welded with sampling resistor sheet by described connecting portion and fixed.
4. according to claim 1 for regulating the not uniform thickness splitter of temperature rise, it is characterized in that: also comprise two sampling pin, described two sampling pin are located at the two ends of sampling resistor sheet respectively.
5. according to claim 4 for regulating the not uniform thickness splitter of temperature rise, it is characterized in that: described two sampling pin are integrally connected on described sampling resistor sheet respectively.
6. according to claim 4 for regulating the not uniform thickness splitter of temperature rise, it is characterized in that: described two sampling pin are integrally connected in two conductive clips respectively, and are in the position near sampling resistor sheet.
7. according to claim 4 for regulating the not uniform thickness splitter of temperature rise, it is characterized in that: be provided with a through hole in the centre of sampling resistor sheet.
8. according to claim 7 for regulating the not uniform thickness splitter of temperature rise, it is characterized in that: two sampling pin that described sampling resistor sheet one connects upwards are protruded out to protrude out downwards with the lower edge one of sampling resistor sheet by the upper edge one of sampling resistor sheet respectively and formed; The centre of described through hole line between upper sampling pin and lower sampling pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520295525.2U CN204719092U (en) | 2015-05-08 | 2015-05-08 | A kind of for regulating the not uniform thickness splitter of temperature rise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520295525.2U CN204719092U (en) | 2015-05-08 | 2015-05-08 | A kind of for regulating the not uniform thickness splitter of temperature rise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204719092U true CN204719092U (en) | 2015-10-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520295525.2U Withdrawn - After Issue CN204719092U (en) | 2015-05-08 | 2015-05-08 | A kind of for regulating the not uniform thickness splitter of temperature rise |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204719092U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880587A (en) * | 2015-05-08 | 2015-09-02 | 厦门宏发电力电器有限公司 | Shunt with unequal thickness for adjusting temperature rise and temperature rise adjusting method thereof |
-
2015
- 2015-05-08 CN CN201520295525.2U patent/CN204719092U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104880587A (en) * | 2015-05-08 | 2015-09-02 | 厦门宏发电力电器有限公司 | Shunt with unequal thickness for adjusting temperature rise and temperature rise adjusting method thereof |
| CN104880587B (en) * | 2015-05-08 | 2017-10-27 | 厦门宏发电力电器有限公司 | A kind of not uniform thickness splitter for being used to adjust temperature rise and its method for adjusting temperature rise |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151021 Effective date of abandoning: 20171027 |
|
| AV01 | Patent right actively abandoned |