CN112748270A - Intelligent electric meter and carrier module thereof - Google Patents
Intelligent electric meter and carrier module thereof Download PDFInfo
- Publication number
- CN112748270A CN112748270A CN201911046819.0A CN201911046819A CN112748270A CN 112748270 A CN112748270 A CN 112748270A CN 201911046819 A CN201911046819 A CN 201911046819A CN 112748270 A CN112748270 A CN 112748270A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R11/00—Electromechanical arrangements for measuring time integral of electric power or current, e.g. of consumption
- G01R11/02—Constructional details
- G01R11/04—Housings; Supporting racks; Arrangements of terminals
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- General Physics & Mathematics (AREA)
- Planar Illumination Modules (AREA)
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Abstract
The invention relates to an intelligent electric meter and a carrier module thereof. This smart electric meter includes the carrier wave module, the carrier wave module includes the module box body and sets up the leaded light component on the module box body, leaded light component include column light conductor and with two above column light conductor fixed connection's connector, be equipped with positioning groove or location arch on the leaded light component, be equipped with on the module box body be used for with the light conductor on the positioning groove or the protruding adaptation arch or the adaptation recess of the protruding adaptation of location. According to the invention, the positioning groove or the positioning protrusion is arranged on the light guide element, and the adaptive protrusion or the adaptive groove is arranged on the module box body, so that the groove and the protrusion are mutually matched to play a positioning role, the area of the positioning surface is reduced, the positioning precision is increased, the situation of difficult positioning caused by larger area of the positioning surface of the light guide element is avoided, and the inserting and mounting process of the light guide element is simpler.
Description
Technical Field
The invention relates to an intelligent electric meter and a carrier module thereof.
Background
Most of the intelligent electric meters are provided with a carrier module for carrier communication, and the carrier module is provided with a light guide column. At present, two light guide columns 1 shown in fig. 1 are arranged on a carrier module on a single-phase smart electric meter, in order to facilitate manufacturing, the two light guide columns 1 are separately produced and installed, and the distance between the two light guide columns 1 is required, so that a special procedure is needed for control, and thus, the operation efficiency is low, and when an automatic installation device is used for production, the problem of inaccurate positioning may be caused.
The Chinese patent with the publication number of CN103698566B and publication date of 2016.09.21 discloses an integrated module box of an intelligent electric meter, which comprises an upper box, a lower box and a light guide column, wherein the light guide column is arranged inside the upper box, and the surface of the upper box is provided with a grabbing groove; fastening bosses are arranged on two sides of the light guide column; the module box is simple and elegant in whole, firm and reliable, the requirements of an intelligent electric meter on integration and interchangeability of functional modules can be well met, however, the light guide column needs to be fastened by fastening bosses on two sides of the light guide column, and due to the fact that the operation space is small, the installation fastener is inconvenient to operate, and installation efficiency is low.
The chinese patent with the publication number CN203298195U and publication date 2013.11.20 discloses a light guide bar row and a light guide structure, wherein the light guide bar row comprises N light guide bars, each light guide bar has the same shape, and the arrangement is such that the longitudinal axes of each light guide bar are parallel to each other, and the lower end of each light guide bar is located on the same plane by N-1 ribs, whether each light guide bar is connected with two adjacent light guide bars along the longitudinal axis direction of 3 light guide bars on the same level, and the N light guide bars are connected into a straight light guide bar row. This light guide structure can make a plurality of leaded light post integral type structures, makes the leaded light post install with comparatively simple mode, practices thrift assemble duration, reduces assembly cost, reduces the probability that the mistake appears.
But the partial space of module box installation leaded light post is less, use automation equipment or artifical in-process of installing the leaded light post to the carrier wave module, the leaded light post of this kind of structure need rely on every leaded light post and the rib of connecting the leaded light post to fix a position when the installation, the locating surface is more, the location area is great, cause the location more difficult, and if under the processing of leaded light post has the deviation, produce the slope easily during the installation or the condition that the installation can't go up, influence assembly rate.
Disclosure of Invention
The invention aims to provide a carrier module, a light guide element of the carrier module is simple and convenient to mount and accurate in positioning when being mounted on a carrier block box body, and meanwhile, an intelligent ammeter using the carrier module is provided.
In order to achieve the purpose, the intelligent electric meter comprises a carrier module, wherein the carrier module comprises a module box body and a light guide element arranged on the module box body, the light guide element comprises a columnar light guide body and a connecting body fixedly connected with more than two columnar light guide bodies, a positioning groove or a positioning protrusion is arranged on the light guide element, and an adapting protrusion or an adapting groove which is used for adapting to the positioning groove or the positioning protrusion on the light guide element is arranged on the module box body.
According to the invention, the positioning groove or the positioning protrusion is arranged on the light guide element, and the adaptive protrusion or the adaptive groove is arranged on the module box body, so that the groove and the protrusion are mutually matched to play a positioning role, the area of the positioning surface is reduced, the positioning precision is increased, the situation of difficult positioning caused by larger area of the positioning surface of the light guide element is avoided, and the inserting and mounting process of the light guide element is simpler.
As a further improvement of the above-mentioned smart electric meter of the present invention, a positioning groove is provided on the light guide element, an adapting protrusion is provided on the module case, and a size of the adapting protrusion in the plugging direction of the light guide element is larger than a size of the positioning groove in the plugging direction of the light guide element. So make the recess or bellied processing of location usefulness on leaded light component and the carrier module simpler, convex-concave adaptation, the structure is more reasonable, when pegging graft the leaded light component on the module box body, at first the location recess on the leaded light component and the protruding mutually supporting of adaptation on the module box body realize the location to leaded light component, because the area of locating surface is less, fix a position accurately and the installation is simple.
As a further improvement of the above-mentioned smart electric meter of the present invention, a cross-sectional profile of the positioning groove perpendicular to the plugging direction of the light guide element is triangular, and a cross-sectional profile of the adapting protrusion perpendicular to the plugging direction of the light guide element is triangular. Thus, when the light guide element is installed, the triangular protrusion or the groove can be quickly positioned, and the positioning groove and the two convex surfaces of the adapter are used for positioning, so that the positioning surface is less, the area of the positioning surface is smaller, the processing precision of the positioning surface of the light guide element and the module box body is only required to be ensured, the processing precision requirement of other surfaces is reduced, and a good positioning effect can be achieved.
As a further improvement of the above-mentioned smart meter of the present invention, a material returning groove is provided on the connecting body of the light guide element, and the material returning groove is located on a side surface perpendicular to the arrangement direction of the columnar light guides. Therefore, burrs are concentrated at the material returning grooves, the surface quality of other contour surfaces of the connecting body is good, and when the light guide element is inserted, the positioning and the installation efficiency cannot be influenced due to the burrs on the surface.
As a further improvement of the above-mentioned smart electric meter of the present invention, the sectional profile of the trough is rectangular. Therefore, the rectangular material returning groove is simple to machine and can be distinguished from the positioning groove for positioning.
As a further improvement of the above-mentioned smart electric meter of the present invention, a card slot adapted to the connector of the light guide element is provided on the module case. Therefore, the clamping groove in the module box body can also form an adaptive relation with the connecting body of the light guide element, although the gap is relatively large, the auxiliary guiding and positioning effect can be achieved on the light guide element during installation, and the positioning accuracy is further improved.
As a further improvement of the above-mentioned smart electric meter of the present invention, the connecting body has a rectangular outline, and the slot has a rectangular outline. Therefore, the rectangular outlines of the connecting body and the clamping groove are processed simply.
As a further improvement of the above-mentioned smart electric meter of the present invention, the positioning grooves are disposed on both sides of the rectangular connector, and the fitting protrusions are disposed on both sides of the rectangular slot. Thus, the light guide element is positioned by two sides when being installed, the area of the positioning surface is reduced, and the positioning precision is increased.
In order to achieve another object of the present invention, the carrier module of the present invention includes a module case and a light guide element disposed on the module case, wherein the light guide element includes a columnar light guide body and a connector fixedly connected to two or more columnar light guide bodies, the light guide element is provided with a positioning groove or a positioning protrusion, and the module case is provided with an adapting protrusion or an adapting groove for adapting to the positioning groove or the positioning protrusion on the light guide element.
According to the invention, the positioning groove or the positioning protrusion is arranged on the light guide element, and the adaptive protrusion or the adaptive groove is arranged on the module box body, so that the groove and the protrusion are mutually matched to play a positioning role, the area of the positioning surface is reduced, the positioning precision is increased, the situation of difficult positioning caused by larger area of the positioning surface of the light guide element is avoided, and the inserting and mounting process of the light guide element is simpler.
As a further improvement of the above carrier module of the present invention, the light guide element is provided with a positioning groove, the module case is provided with an adapting protrusion, and a dimension of the adapting protrusion in the insertion direction of the light guide element is larger than a dimension of the positioning groove in the insertion direction of the light guide element. So make the recess or bellied processing of location usefulness on leaded light component and the carrier module simpler, convex-concave adaptation, the structure is more reasonable, when pegging graft the leaded light component on the module box body, at first the location recess on the leaded light component and the protruding mutually supporting of adaptation on the module box body realize the location to leaded light component, because the area of locating surface is less, fix a position accurately and the installation is simple.
As a further improvement of the above carrier module of the present invention, a cross-sectional profile of the positioning groove perpendicular to the insertion direction of the light guide element is triangular, and a cross-sectional profile of the adapting protrusion perpendicular to the insertion direction of the light guide element is triangular. Thus, when the light guide element is installed, the triangular protrusion or the groove can be quickly positioned, and the positioning groove and the two convex surfaces of the adapter are used for positioning, so that the positioning surface is less, the area of the positioning surface is smaller, the processing precision of the positioning surface of the light guide element and the module box body is only required to be ensured, the processing precision requirement of other surfaces is reduced, and a good positioning effect can be achieved.
As a further improvement of the above carrier module of the present invention, a material returning groove is provided on the connecting body of the light guide element, and the material returning groove is located on a side surface perpendicular to the arrangement direction of the columnar light guides. Therefore, burrs are concentrated at the material returning grooves, the surface quality of other contour surfaces of the connecting body is good, and when the light guide element is inserted, the positioning and the installation efficiency cannot be influenced due to the burrs on the surface.
As a further improvement of the above carrier module of the present invention, the cross-sectional profile of the trough is rectangular. Therefore, the rectangular material returning groove is simple to machine and can be distinguished from the positioning groove for positioning.
As a further improvement of the above carrier module of the present invention, a card slot adapted to the connector of the light guide element is provided on the module case. Therefore, the clamping groove in the module box body can also form an adaptive relation with the connecting body of the light guide element, although the gap is relatively large, the auxiliary guiding and positioning effect can be achieved on the light guide element during installation, and the positioning accuracy is further improved.
As a further improvement of the above carrier module of the present invention, the connecting body has a rectangular outline, and the card slot has a rectangular outline. Therefore, the rectangular outlines of the connecting body and the clamping groove are processed simply.
As a further improvement of the above carrier module of the present invention, the positioning grooves are disposed on both sides of the rectangular connector, and the fitting protrusions are disposed on both sides of the rectangular slot. Thus, the light guide element is positioned by two sides when being installed, the area of the positioning surface is reduced, and the positioning precision is increased.
Drawings
FIG. 1 is a schematic structural diagram of a conventional light guide pillar according to the background art;
fig. 2 is a schematic diagram of a light guide element adapted to a module case in embodiment 1 of a carrier module according to the present invention;
fig. 3 is a schematic structural diagram of a light guide element in the carrier module shown in fig. 2;
FIG. 4 is a cross-sectional view taken along section line A-A of the light directing element shown in FIG. 3;
FIG. 5 is a left side view of the light directing element of FIG. 4;
fig. 6 is a schematic structural diagram of a module case in the carrier module shown in fig. 2;
FIG. 7 is a top view of the modular cassette of FIG. 5;
fig. 8 is a sectional view taken along section line B-B of the cartridge body of fig. 7.
Description of reference numerals: 1. a light guide pillar; 2. a module case; 20. a card slot; 21. fitting the protrusion; 22. perforating; 3. a light guide element; 31. a material returning groove; 32. a linker; 33. a positioning groove; 34. a light guide pillar; 341. an upper body; 342. a lower body.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings.
In embodiment 1 of the carrier module of the present invention, as shown in fig. 2 to 8, the carrier module includes a module case 2 and a light guide element 3 disposed on the module case 2, the light guide element 3 includes two light guide posts 34 and a connector 32 fixedly connected to the two light guide posts 34, the connector 32 has a rectangular profile, and the rectangular profile is more convenient for processing and more accurate in positioning during installation. Two light guide columns 34 are arranged at two sides of the connector 32 side by side, the two light guide columns 34 are symmetrical along the center of the rectangular outline of the connector 32, two symmetrical positioning grooves 33 are arranged on the side surfaces of the two sides of the connector 32 consistent with the arrangement direction of the light guide columns 34, the cross section of the positioning groove 33 in the direction perpendicular to the plugging direction of the light guide element 3 is triangular, a through hole 22 for the light guide column 34 of the light guide element 3 to pass through and a rectangular clamping groove 20 for being matched with the connector of the light guide element 3 are arranged on the module box body 2, two sides of the clamping groove 20 are provided with adaptive protrusions 21 for being matched with the positioning grooves 33, similarly, the cross section of the adaptive protrusions 21 in the direction perpendicular to the plugging direction of the light guide element 3 is also triangular, the positioning grooves 33 and the adaptive protrusions 21 with the triangular cross section enable the positioning surfaces of the light guide element 3 to be, therefore, only the processing precision of the positioning surfaces of the light guide element 3 and the module box body 2 is required to be ensured, the processing precision requirements of other surfaces are reduced, the processing difficulty is reduced, and a good positioning effect can be achieved. The dimension of the adapter projections 21 in the plug-in direction of the light-guiding element 3 is greater than the dimension of the locking grooves 20 in the plug-in direction of the light-guiding element 3. When inserting light guide element 3 onto module box 2, what relied on at first is that positioning groove 33 and adaptation protrusion 21 on the light guide element 3 fix a position, and the locating surface is less, and the location area is little, but fixes a position accurately and the installation is simple.
The middle of one side of the other two side surfaces of the rectangular outline is provided with a material returning groove 31, the material returning groove 31 is a rectangular notch, and the joint of the material returning groove 31 and the outline of the connecting body 32 is provided with a fillet, so that the stress concentration on the connecting body 32 is avoided, and the quality of the light guide element 3 is not affected. The material returning groove 31 reduces burrs generated in the production process, the burrs are concentrated at the material returning groove 31, and the influence of the burrs on the performance of the light guide element 3 is reduced. The light guide columns 34 are of an integrated structure and comprise an upper main body 341 and a lower main body 342 which are arranged on two sides of the connecting body 32, the upper main body 341 and the lower main body 342 are cylindrical, the axis of the upper main body 341 coincides with the axis of the lower main body 342, the axes of the two light guide columns 34 are parallel to each other, and the upper surfaces and the lower surfaces of the two light guide columns 34 are on the same plane.
The specific embodiment 2 of the carrier module of the present invention is different from the embodiment 1 only in that the module case 2 is not provided with the card slot 20.
The specific embodiment 3 of the carrier module of the present invention is different from the embodiment 1 only in that a positioning protrusion is disposed on the light guide element 3, and an adapting groove is disposed on the module case 2.
In other embodiments of the carrier module of the present invention, the positioning groove of the light guide element is disposed on the light guide pillar.
In other embodiments of the carrier module of the present invention, the contour of the connecting body of the light guide element and the contour of the card slot on the module case may be of other shapes, such as circular.
In other embodiments of the carrier module of the present invention, the number of the light guide posts on the light guide element and the number of the through holes on the module case may be other, for example, three, four, etc.
In other embodiments of the carrier module of the present invention, the cross-section of the light guiding pillars on the light guiding element and the shape of the through holes on the module case may be other shapes, such as rectangle, square, pentagon, etc.
In other embodiments of the carrier module according to the invention, the positioning recesses and the adapter projections can be of other numbers, for example with only one triangular positioning recess on one of the sides, or with two triangular positioning recesses on each side.
In other embodiments of the carrier module of the present invention, the contours of the detent and the mating protrusion may be other shapes, such as rectangular, semi-circular, etc.
In other embodiments of the carrier module of the present invention, the contour of the material discharge groove of the light guide element may be in other shapes, such as triangle, semicircle, etc.
In other embodiments of the carrier module of the present invention, the light guide element is fixed by hot riveting after being inserted into the module case.
In the embodiment of the smart meter, the smart meter comprises the carrier module, and the carrier module has the same structure as any one of the embodiments of the carrier module of the invention, and the description is not repeated.
Claims (10)
1. Smart electric meter, including the carrier wave module, the carrier wave module includes module box body and the leaded light component of setting on the module box body, its characterized in that: the light guide element comprises a columnar light guide body and a connector fixedly connected with more than two columnar light guide bodies, a positioning groove or a positioning bulge is arranged on the light guide element, and an adapting bulge or an adapting groove used for adapting to the positioning groove or the positioning bulge on the light guide element is arranged on the module box body.
2. The smart meter of claim 1, wherein: the light guide element is provided with a positioning groove, the module box body is provided with an adaptive bulge, and the size of the adaptive bulge in the insertion direction of the light guide element is larger than that of the positioning groove in the insertion direction of the light guide element.
3. The smart meter of claim 2, wherein: the cross section profile of the positioning groove perpendicular to the inserting direction of the light guide element is triangular, and the cross section profile of the adapting protrusion perpendicular to the inserting direction of the light guide element is triangular.
4. A smart meter according to any of claims 1-3, characterized in that: and a material returning groove is arranged on the connecting body of the light guide element and is positioned on the side surface vertical to the arrangement direction of the columnar light guide bodies.
5. The smart meter of claim 4, wherein: the section profile of the material returning groove is rectangular.
6. The smart meter of claim 1 or 2 or 3 or 5, wherein: and the module box body is provided with a clamping groove which is used for being matched with the connecting body of the light guide element.
7. The smart meter of claim 6, wherein: the profile of connector is the rectangle, the profile of draw-in groove is the rectangle.
8. The smart meter of claim 7, wherein: the positioning grooves are formed in two sides of the rectangular connecting body, and the matching protrusions are arranged on two sides of the rectangular clamping groove.
9. The carrier module, including module box body and the leaded light component of setting on the module box body, its characterized in that: the light guide element comprises a columnar light guide body and a connector fixedly connected with more than two columnar light guide bodies, a positioning groove or a positioning bulge is arranged on the light guide element, and an adapting bulge or an adapting groove used for adapting to the positioning groove or the positioning bulge on the light guide element is arranged on the module box body.
10. The carrier module of claim 9, wherein: the light guide element is provided with a positioning groove, the module box body is provided with an adaptive bulge, and the size of the adaptive bulge in the insertion direction of the light guide element is larger than that of the positioning groove in the insertion direction of the light guide element.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911046819.0A CN112748270A (en) | 2019-10-30 | 2019-10-30 | Intelligent electric meter and carrier module thereof |
| PCT/CN2020/102503 WO2021082530A1 (en) | 2019-10-30 | 2020-07-16 | Intelligent meter and carrier module thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911046819.0A CN112748270A (en) | 2019-10-30 | 2019-10-30 | Intelligent electric meter and carrier module thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112748270A true CN112748270A (en) | 2021-05-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911046819.0A Pending CN112748270A (en) | 2019-10-30 | 2019-10-30 | Intelligent electric meter and carrier module thereof |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN112748270A (en) |
| WO (1) | WO2021082530A1 (en) |
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| CN208044118U (en) * | 2018-05-02 | 2018-11-02 | 国家电网公司 | A kind of light guide structure of site protective relaying device |
| CN209296969U (en) * | 2018-10-25 | 2019-08-23 | 深圳市力可普尔电子有限公司 | Leaded light component and charger baby |
| CN209460310U (en) * | 2019-02-01 | 2019-10-01 | 威胜信息技术股份有限公司 | A kind of intelligent electric meter direct current energy metering module |
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| Publication number | Publication date |
|---|---|
| WO2021082530A1 (en) | 2021-05-06 |
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Application publication date: 20210504 |