CN204374262U - A kind of New electricity meter case - Google Patents
A kind of New electricity meter case Download PDFInfo
- Publication number
- CN204374262U CN204374262U CN201520079686.8U CN201520079686U CN204374262U CN 204374262 U CN204374262 U CN 204374262U CN 201520079686 U CN201520079686 U CN 201520079686U CN 204374262 U CN204374262 U CN 204374262U
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- CN
- China
- Prior art keywords
- electromagnet
- strong magnetite
- casing
- access aperture
- wiring hole
- 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.)
- Expired - Fee Related
Links
- 230000005611 electricity Effects 0.000 title claims abstract description 17
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 claims abstract description 45
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 230000005674 electromagnetic induction Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Switch Cases, Indication, And Locking (AREA)
Abstract
The utility model discloses a kind of New electricity meter case, relate to field of power, its technical essential is: comprise and fasten by casing and case lid the cavity volume for accommodating ammeter formed, described casing is provided with wiring hole, described casing is removably connected with button line component, described button line component includes holder and the fixing access aperture coaxial with wiring hole, also include pushbutton switch, power lead and the electromagnet be all arranged in fixing access aperture and strong magnetite, and described electromagnet is connected in fixing access aperture by return unit, the spacing distance of described electromagnet and strong magnetite is greater than or equal to the aperture of wiring hole, described pushbutton switch is arranged on holder, and coupled by power lead and strong magnetite, described electromagnet moves towards strong magnetite when being energized.By arranging electromagnet and strong magnetite, effectively can avoid the physical hazard of butted line, ensureing the dependability of ammeter box.The utility model is applicable to ammeter box.
Description
Technical field
The utility model relates to field of power, relates to a kind of New electricity meter case in particular.
Background technology
Ammeter box is used to the instrument measuring electric energy, also known as watt-hour meter, energy meter, kilowatt-hour table, refers to the instrument measuring various electrical quantities.Ammeter box mainly includes casing and cover cap, and casing and cover cap, by being buckled into components and parts cavity volume, are provided with electric energy meter and the air switch etc. for controlling electric energy meter usually in components and parts cavity volume.
Such as application number be 201320301404.5 Chinese utility model patent disclose a kind of high pressure expense control metering Anti-steal electric transformer, its Figure of description 1 discloses the mode of connection of ammeter box and other electrical equipment, but this mode of connection is also firm not, wiring loosening on casing is easily caused in device cavity volume, easily wiring is pulled out out casing when making in wiring at ordinary times or use, thus easily have influence on the normal use of ammeter box and relevant device.
For solving the problems of the technologies described above, application number be 201420163563.8 Chinese utility model patent disclose a kind of inlet wire firmly ammeter box, instructions [0016] section with reference to this patent describes, and is played the effect of effective tension wiring by holder, button line piece and the cooperation of return unit three; But the applicant finds, above-mentioned patented product has following problem when mounted: with reference to this patent Figure of description 2 shown in, when holder is installed on casing, because button line piece can under the acting force of return unit, the button line piece having partial-length convexedly stretches in fixing access aperture, make when this holder being installed on the casing being connected to wiring, the button line piece convexedly stretched in fixing access aperture can be easy to scratch wiring, cause wiring infringement physically, severe patient can cause ammeter box short circuit to burn.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of New electricity meter case, effectively can avoid the physical hazard of butted line, ensures the dependability of ammeter box.
For achieving the above object, the utility model provides following technical scheme: a kind of New electricity meter case, comprise and fasten by casing and case lid the cavity volume for accommodating ammeter formed, described casing is provided with wiring hole, described casing is removably connected with button line component, described button line component includes holder and the fixing access aperture coaxial with wiring hole, also include pushbutton switch, power lead and the electromagnet be all arranged in fixing access aperture and strong magnetite, and described electromagnet is connected in fixing access aperture by return unit;
The spacing distance of described electromagnet and strong magnetite is greater than or equal to the aperture of wiring hole;
Described pushbutton switch is arranged on holder, and is coupled by power lead and strong magnetite;
Described electromagnet moves towards strong magnetite when being energized.
By adopting technique scheme, being provided with button line component Convenient button and being tightly linked into wiring in cavity volume, and holder is set can be whole button line component and provide stable connection; Electromagnet and strong magnetite is respectively arranged with by relative position in fixing access aperture, and the spacing distance of electromagnet and strong magnetite is greater than or equal to the aperture of wiring hole, button line component first can be fixedly installed on inner side and the outside of casing by such operating personnel by securing member, now because pushbutton switch is not opened, thus electromagnet does not conduct electricity and magnetisation, thus when wiring is linked on wiring hole, the two ends of wiring can't with electromagnet and strong magnetite inconsistent, effectively can avoid the physical hazard of butted line, ensure the dependability of ammeter box; And after the ammeter in wiring and cavity volume carefully connects the wire, operating personnel only need button press switch, electromagnet is conducted electricity and magnetisation, the applicant just can set in advance, make the magnetic of the electromagnet of conduction contrary with the magnetic of strong magnetite, the principle attracting according to homopolar-repulsion heteropole, the electromagnet like this after conduction just can move towards strong magnetite under the effect of magnetic force, thus serves the clamping action of the wiring between electromagnet and strong magnetite.
The utility model is set to further: described strong magnetite is fixedly installed on the sidewall of fixing access aperture, and described strong magnetite is maintaining an equal level mutually towards the sidewall of electromagnet and the sidewall of wiring hole.
The utility model is set to further: described electromagnet is connected in fixing access aperture by return unit is scalable, and described electromagnet is maintaining an equal level mutually towards the sidewall of strong magnetite and the sidewall of wiring hole.
The utility model is set to further: described return unit is extension spring.
The utility model is set to further: described button line component is arranged on outside and the inner side of casing, and is all detachably fixedly connected on casing by securing member.
Accompanying drawing explanation
Fig. 1 is the structural drawing of a kind of ammeter box of the utility model;
Fig. 2 is the A place enlarged drawing a of electromagnet when not being energized in Fig. 1;
A place enlarged drawing b when Fig. 3 is electromagnet energising in Fig. 1.
In figure: 1, casing; 2, groove; 3, ammeter; 4, cavity volume; 5, wiring hole; 6, return unit; 7, holder; 8, fixing access aperture; 9, pushbutton switch; 10, electromagnet; 11, strong magnetite; 12, securing member; 13, wiring.
Embodiment
Referring to figs. 1 through Fig. 3, the embodiment of a kind of ammeter box of the utility model is described further.
With reference to a kind of New electricity meter case shown in Fig. 1, comprise and fasten by casing 1 and case lid the cavity volume 4 for accommodating ammeter 3 formed, described casing 1 is provided with wiring hole 5, described casing 1 is removably connected with button line component, described button line component includes holder 7 and the fixing access aperture 8 coaxial with wiring hole 5, also include pushbutton switch 9, power lead and the electromagnet 10 be all arranged in fixing access aperture 8 and strong magnetite 11, and described electromagnet 10 is connected in fixing access aperture 8 by return unit 6.
With reference to shown in Fig. 1, Fig. 2 and Fig. 3, in the utility model, also the groove 2 for placing electromagnet 10 and strong magnetite 11 can be offered in fixing access aperture 8, also can directly on the sidewall of fixing access aperture 8, strong magnetite 11 be made to be removably connected in fixing access aperture 8 by the mode such as bonding, the two ends of return unit 6 are formed by welding manner be firmly connected with fixing access aperture 8, electromagnet 10, to ensure that the utility model normally works.
With reference to shown in Fig. 1, Fig. 2 and Fig. 3, described electromagnet 10 and the spacing distance of strong magnetite 11 are greater than or equal to the aperture of wiring hole 5.
With reference to shown in Fig. 1, Fig. 2 and Fig. 3, described pushbutton switch 9 is arranged on holder 7, and is coupled by power lead and strong magnetite 11.
With reference to shown in Fig. 1, Fig. 2 and Fig. 3, described electromagnet 10 moves towards strong magnetite 11 when being energized, the utility model controls the magnetic size of electromagnet 10 by size of current on the power line, to control the interaction force between electromagnet 10 and strong magnetite 11, the control of the clamping force of the wiring 13 of final realization between electromagnet 10 and strong magnetite 11.
With reference to shown in Fig. 1, Fig. 2 and Fig. 3, the utility model is set to further: described strong magnetite 11 is fixedly installed on the sidewall of fixing access aperture 8, and described strong magnetite 11 maintains an equal level with the sidewall of wiring hole 5 mutually at the sidewall towards electromagnet 10.
With reference to shown in Fig. 1, Fig. 2 and Fig. 3, the utility model is set to further: described electromagnet 10 is connected in fixing access aperture 8 by return unit 6 is scalable, and described electromagnet 10 is maintaining an equal level towards the sidewall of strong magnetite 11 mutually with the sidewall of wiring hole 5.
With reference to shown in Fig. 1, Fig. 2 and Fig. 3, the utility model is set to further: described return unit 6 is extension spring, and have good elasticity, when extension spring is in original state, strong magnetite 11 is maintaining an equal level mutually towards the sidewall of electromagnet 10 and the sidewall of wiring hole 5; And when wiring 13 being taken out from casing 1, operating personnel only need X button switch 9, make electromagnet 10 power-off, thus electromagnet 10 can be stretched in groove 2 under the effect of extension spring, thus when taking out wiring 13, turn avoid the physical hazard of butted line 13.
With reference to shown in Fig. 1, Fig. 2 and Fig. 3, the utility model is set to further: described button line component is arranged on outside and the inner side of casing 1, and be all detachably fixedly connected on casing 1 by securing member 12, by being all provided with button line component in inner side and outer side, wiring 13 can both be clamped at the two ends at wiring hole 5 place, serve better clamping effect.
Current ammeter box, when holder 7 is installed on casing 1, because button line piece can under the acting force of return unit 6, the button line piece having partial-length convexedly stretches in fixing access aperture 8, make when this holder 7 being installed on the casing 1 being connected to wiring 13, the button line piece convexedly stretched in fixing access aperture 8 can be easy to scratch wiring 13, cause wiring 13 infringement physically, severe patient can cause ammeter box short circuit to burn, and the utility model better solves the problems of the technologies described above by adopting following specific embodiment.
With reference to shown in Fig. 1, Fig. 2 and Fig. 3, in specific embodiment of the utility model.
Be provided with button line component Convenient button and be tightly linked into wiring 13 in cavity volume 4, and holder 7 is set can be whole button line component and provide stable connection, electromagnet 10 and strong magnetite 11 is respectively arranged with by relative position in fixing access aperture 8, and electromagnet 10 is greater than or equal to the aperture of wiring hole 5 with the spacing distance of strong magnetite 11, with reference to shown in Fig. 2, button line component first can be fixedly installed on inner side and the outside of casing 1 by such operating personnel by securing member 12, now because pushbutton switch 9 is not opened, thus electromagnet 10 does not conduct electricity and magnetisation, thus when wiring 13 is linked on wiring hole 5, the two ends of wiring 13 can't with electromagnet 10 and strong magnetite 11 inconsistent, effectively can avoid the physical hazard of butted line 13, ensure the dependability of ammeter box, and after the ammeter 3 in wiring 13 with cavity volume 4 carefully connects the wire, operating personnel only need button press switch 9, with reference to shown in Fig. 3, electromagnet 10 is conducted electricity and magnetisation, the applicant just can set in advance, make the magnetic of the electromagnet 10 of conduction contrary with the magnetic of strong magnetite 11, the principle attracting according to homopolar-repulsion heteropole, electromagnet 10 after such conduction just can move towards strong magnetite 11 under the effect of magnetic force, thus serves the clamping action of the wiring 13 between electromagnet 10 and strong magnetite 11.
The utility model, by utilizing electromagnetic induction principle, can produce the phenomenon in magnetic field, thus the strong magnetite 11 contrary with magnetic is attracting after electromagnet 10 conducts electricity, to reach the object of clamping wiring 13.
Below be only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, all technical schemes belonged under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. a New electricity meter case, comprise and fasten by casing and case lid the cavity volume for accommodating ammeter formed, described casing is provided with wiring hole, described casing is removably connected with button line component, described button line component includes holder and the fixing access aperture coaxial with wiring hole, it is characterized in that: also include pushbutton switch, power lead and the electromagnet be all arranged in fixing access aperture and strong magnetite, and described electromagnet is connected in fixing access aperture by return unit;
The spacing distance of described electromagnet and strong magnetite is greater than or equal to the aperture of wiring hole;
Described pushbutton switch to be arranged on holder and to be coupled by power lead and strong magnetite;
Described electromagnet moves towards strong magnetite when being energized.
2. a kind of New electricity meter case according to claim 1, is characterized in that: described strong magnetite is fixedly installed on the sidewall of fixing access aperture, and described strong magnetite is maintaining an equal level mutually towards the sidewall of electromagnet and the sidewall of wiring hole.
3. a kind of New electricity meter case according to claim 1, is characterized in that: described electromagnet is connected in fixing access aperture by return unit is scalable, and described electromagnet is maintaining an equal level mutually towards the sidewall of strong magnetite and the sidewall of wiring hole.
4. a kind of New electricity meter case according to claim 1, is characterized in that: described return unit is extension spring.
5. a kind of New electricity meter case according to claim 1 or 2 or 3 or 4, is characterized in that: described button line component is arranged on outside and the inner side of casing, and is all detachably fixedly connected on casing by securing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520079686.8U CN204374262U (en) | 2015-02-05 | 2015-02-05 | A kind of New electricity meter case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520079686.8U CN204374262U (en) | 2015-02-05 | 2015-02-05 | A kind of New electricity meter case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204374262U true CN204374262U (en) | 2015-06-03 |
Family
ID=53330471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520079686.8U Expired - Fee Related CN204374262U (en) | 2015-02-05 | 2015-02-05 | A kind of New electricity meter case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204374262U (en) |
-
2015
- 2015-02-05 CN CN201520079686.8U patent/CN204374262U/en not_active Expired - Fee Related
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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: 20150603 |