CN204422602U - A kind of low power consumption, RF card electric energy meter - Google Patents
A kind of low power consumption, RF card electric energy meter Download PDFInfo
- Publication number
- CN204422602U CN204422602U CN201520036975.XU CN201520036975U CN204422602U CN 204422602 U CN204422602 U CN 204422602U CN 201520036975 U CN201520036975 U CN 201520036975U CN 204422602 U CN204422602 U CN 204422602U
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- radio
- card
- frequency
- deck
- unit
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- Expired - Fee Related
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Abstract
A kind of low power consumption, RF card electric energy meter, it comprises radio-frequency card (1), table cover (2), radio frequency unit (4), the table end (5) and mainboard (6), described table cover (2), mainboard (6) and the table end (5) set gradually from top to bottom, radio frequency unit (4) is arranged on a side of electric energy meter body, the table end (5) is inserted in bottom, radio-frequency card slot is in table cover (2), corresponding with radio frequency unit (4) position, when radio-frequency card (1) inserts from the draw-in groove table cover (2), can contact with the on & off switch (8) in radio frequency unit (4), radio-frequency communication is carried out by acquisition radio-frequency card (1) trigger pip of cut-offfing of on & off switch (8).During low power consumption, RF card electric energy meter radio-frequency card of the present utility model plug, contact-making switch key cut-offs and obtains card trigger pip and carry out radio-frequency communication, and radio circuit does not work at ordinary times, low in energy consumption, and radiation is little, and response is fast, and the high and sealing of efficiency, water resistance are good.
Description
Technical field
The utility model relates to electric energy meter design field, especially a kind of low power consumption, RF card electric energy meter.
Background technology
At present, the radio-frequency card that the electric interfaces of electric energy meter is conventional, radio circuit is in long-term continuing and launches, and radio-frequency power consumption is comparatively large, and radiofrequency signal has radiation interference, and during communication, radiofrequency signal will inquire about card, low-response, and efficiency is low.
Summary of the invention
The purpose of this utility model continues for a long time to launch for existing electric energy meter radio circuit, the outside radiation interference of radiofrequency signal, will inquire about card during communication, low-response, efficiency is low, communication success ratio is low, the weak point that radio-frequency power consumption is larger, provides contact-making switch key when plugging with radio-frequency card to cut-off acquisition card trigger pip and carries out radio-frequency communication, radio circuit does not work at ordinary times, low in energy consumption, radiation is less, sealing, the radio frequency scheme that water resistance is good.
The technical solution of the utility model is:
A kind of low power consumption, RF card electric energy meter, it comprises at the bottom of radio-frequency card, table cover, radio frequency unit, table and mainboard, set gradually from top to bottom at the bottom of described table cover, mainboard and table, radio frequency unit is arranged on a side of electric energy meter body, and the table end is inserted in bottom, and radio-frequency card slot is in table cover, corresponding with radio frequency unit position, when radio-frequency card inserts from the draw-in groove table cover, can contact with the on & off switch in radio frequency unit, carry out radio-frequency communication by the acquisition radio-frequency card trigger pip of cut-offfing of on & off switch.
Radio frequency unit of the present utility model comprises rf board, on & off switch, deck and retaining element, and described on & off switch is welded on rf board, is fixed by retaining element and deck.
Retaining element of the present utility model is screw or buckle.
Fixing seal pad is provided with between rf board of the present utility model and deck; Waterproof sealing gasket is provided with between the top of described deck and table cover.
A kind of low power consumption, RF card on & off switch electric energy meter, it is characterized in that it comprises radio-frequency card, deck unit, mainboard, rf board and push-button unit, described deck unit, mainboard and push-button unit set gradually from top to bottom, rf board is arranged on a side of electric energy meter body, radio-frequency card slot is on deck unit, when radio-frequency card inserts from the draw-in groove deck unit, contact deck unit bottom button makes the on & off switch in button trigger key unit by the elastic force of spring, carry out radio-frequency communication by the acquisition radio-frequency card trigger pip of cut-offfing of on & off switch.
Deck unit of the present utility model comprises the table cover, deck, button and the spring that set gradually from top to bottom, and described deck is fixed by screw and table cover, and button is contained in the bottom of deck, and button outer casing spring O-ring seal is fixed.
Waterproof sealing gasket is provided with between the top of deck of the present utility model and table cover.
Push-button unit of the present utility model comprises location-plate, on & off switch, button card extender and the table end, and described on & off switch is welded on button card extender, is fixed on by location-plate at table the end.
The beneficial effects of the utility model:
During low power consumption, RF card electric energy meter radio-frequency card of the present utility model plug, contact-making switch key cut-offs and obtains card trigger pip and carry out radio-frequency communication, and radio circuit does not work at ordinary times, low in energy consumption, and radiation is little, and response is fast, and the high and sealing of efficiency, water resistance are good.
Accompanying drawing explanation
Fig. 1 is one of structural drawing of the present utility model;
Fig. 2 radio frequency unit structural drawing;
Fig. 3 is structural drawing two of the present utility model;
Fig. 4 is deck cellular construction figure;
Fig. 5 push-button unit structural drawing.
In figure: 1. radio-frequency card; 2. table cover; 3. waterproof sealing gasket; 4. radio frequency unit; 5. show the end; 6. mainboard; 7. rf board; 8. on & off switch; 9. deck; 10. fixing seal pad; 11. screws; 12. deck unit; 13. push-button units; 14. buttons; 15. springs; 16. O-ring seals; 17. button card extenders; 18. location-plates.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described.
Fig. 1 scheme I comprises radio-frequency card 1, table cover 2, sealing gasket 3, radio frequency unit 4, the table end 5, mainboard 6.Described radio frequency unit comprises rf board 7, on & off switch 8, deck 9, sealing gasket 10 and screw 11.Described on & off switch 8 to be welded on described rf board 7 then by screw 11 or buckle and described deck 9 is fixing form described in radio frequency unit 4.Described rf board 7 is welded in described mainboard 6, is provided with sealing gasket 10 between described rf board 7 and described deck 9.
Fig. 3 scheme II it can comprise radio-frequency card 1, deck unit 12, mainboard 6, rf board 7, push-button unit 13.Described deck unit comprises table cover 2, sealing gasket 3, deck 9, button 14, spring 15, O-ring seal 16.Described button 14 is contained in described deck 9, is fixed, be then fixed in described table cover 2 by described spring 15 and described O-ring seal 16.Waterproof sealing gasket 10 is provided with between described table cover 2 and described deck 9.Described push-button unit 13 comprises location-plate 18, button 8, button card extender 17, the table end 5.Described button 8 is welded on described button card extender 17, to be then fixed at the bottom of described table in 5 by described location-plate 18 or screw.
The utility model does not relate to the part prior art that maybe can adopt all same as the prior art and is realized.
Claims (8)
1. a low power consumption, RF card electric energy meter, it is characterized in that it comprises radio-frequency card (1), table cover (2), radio frequency unit (4), the table end (5) and mainboard (6), described table cover (2), mainboard (6) and the table end (5) set gradually from top to bottom, radio frequency unit (4) is arranged on a side of electric energy meter body, the table end (5) is inserted in bottom, radio-frequency card slot is in table cover (2), corresponding with radio frequency unit (4) position, when radio-frequency card (1) inserts from the draw-in groove table cover (2), can contact with the on & off switch (8) in radio frequency unit (4), radio-frequency communication is carried out by acquisition radio-frequency card (1) trigger pip of cut-offfing of on & off switch (8).
2. low power consumption, RF card electric energy meter according to claim 1, it is characterized in that described radio frequency unit (4) comprises rf board (7), on & off switch (8), deck (9) and retaining element (11), described on & off switch (8) is welded on rf board (7), is fixed by retaining element (11) and deck (9).
3. low power consumption, RF card electric energy meter according to claim 2, is characterized in that described retaining element (11) is screw or buckle.
4. low power consumption, RF card electric energy meter according to claim 2, is characterized in that being provided with fixing seal pad (10) between described rf board (7) and deck (9); Waterproof sealing gasket (3) is provided with between the top of described deck (9) and table cover (2).
5. low power consumption, RF card on & off switch (8) electric energy meter, it is characterized in that it comprises radio-frequency card (1), deck unit (12), mainboard (6), rf board (7) and push-button unit (13), described deck unit (12), mainboard (6) and push-button unit (13) set gradually from top to bottom, rf board (7) is arranged on a side of electric energy meter body, radio-frequency card slot is on deck unit (12), when radio-frequency card (1) inserts from the draw-in groove deck unit (12), the button (14) of deck unit (12) bottom makes the on & off switch (8) in button (14) trigger key unit (13) by the elastic force of spring (15), radio-frequency communication is carried out by acquisition radio-frequency card (1) trigger pip of cut-offfing of on & off switch (8).
6. low power consumption, RF card on & off switch (8) electric energy meter according to claim 5, it is characterized in that described deck unit (12) comprises table cover (2), deck (9), button (14) and the spring (15) set gradually from top to bottom, described deck (9) is fixed by screw and table cover (2), and button (14) is contained in the bottom of deck (9).
7. low power consumption, RF card on & off switch (8) electric energy meter according to claim 6, is characterized in that being provided with waterproof sealing gasket (3) between the top of described deck (9) and table cover (2).
8. low power consumption, RF card on & off switch (8) electric energy meter according to claim 5, it is characterized in that described push-button unit (13) comprises location-plate (18), on & off switch (8), button card extender (17) and the table end (5), described on & off switch (8) is welded on button card extender (17), is fixed in the table end (5) by location-plate (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520036975.XU CN204422602U (en) | 2015-01-20 | 2015-01-20 | A kind of low power consumption, RF card electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520036975.XU CN204422602U (en) | 2015-01-20 | 2015-01-20 | A kind of low power consumption, RF card electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204422602U true CN204422602U (en) | 2015-06-24 |
Family
ID=53472958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520036975.XU Expired - Fee Related CN204422602U (en) | 2015-01-20 | 2015-01-20 | A kind of low power consumption, RF card electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204422602U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105826495A (en) * | 2016-03-18 | 2016-08-03 | 宁波三星医疗电气股份有限公司 | Battery box of electric energy meter |
-
2015
- 2015-01-20 CN CN201520036975.XU patent/CN204422602U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105826495A (en) * | 2016-03-18 | 2016-08-03 | 宁波三星医疗电气股份有限公司 | Battery box of electric energy meter |
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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: 20150624 Termination date: 20160120 |
|
| EXPY | Termination of patent right or utility model |