CN204028188U - Anti-unlatching electric energy meter - Google Patents
Anti-unlatching electric energy meter Download PDFInfo
- Publication number
- CN204028188U CN204028188U CN201420472077.4U CN201420472077U CN204028188U CN 204028188 U CN204028188 U CN 204028188U CN 201420472077 U CN201420472077 U CN 201420472077U CN 204028188 U CN204028188 U CN 204028188U
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- CN
- China
- Prior art keywords
- connecting link
- end cap
- opening
- proof device
- ammeter body
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- 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.)
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Abstract
The utility model discloses a kind of anti-unlatching electric energy meter, opening-proof device is provided with in sealed cavity, opening-proof device comprises and having contact with and connecting link, connecting link is fixedly located in ammeter body edges, connecting link is established away from one end of ammeter body and is had contact with, be provided with inside end cap sidewalls and have contact with the draw-in groove matched, connecting link center is provided with the thin neck laterally running through connecting link.Professional end cap to be fastened on ammeter body and by trip bolt by end cap and ammeter body fastening after, wherein opening-proof device will be had an effect, in the draw-in groove that having contact with in opening-proof device will be held in inside end cap sidewalls, when people open end cap again, or when attempting end cap and ammeter body to be separated, thin neck on connecting link will rupture, according to the damage becoming unrepairable, before professional carries out detecting and keeping in repair, whether the connecting link just first can observed in opening-proof device by view window is ruptured, as fracture, the end cap had on people's private opening electric energy meter is just described.
Description
Technical field
The utility model relates to a kind of electric energy meter, and more particularly, it relates to a kind of anti-unlatching electric energy meter.
Background technology
Electric energy meter, is used to the instrument measuring electric energy, and also known as watt-hour meter, energy meter, kilowatt-hour table, it is all arranged on every household, and all can have installation in the factory, and this is the power consumption in order to calculate every user accurately, to facilitate national fee.But after electric energy meter is installed, some are in order to the people of very small profits, can by electric energy meter dismounting, the display number of degrees of change electric energy meter, thus by every means carry out power stealing behavior, so just for country brings huge economic loss, so people are provided with seal disconnecting out of electric energy meter again, and regulation seal is destroyed is exactly constitute power stealing behavior, although stopped the power stealing behavior of most people like this, but there is again people's puppet to produce seal hard to tell whether it is true or false, after seal is originally removed, then the display number of degrees of electric energy meter are changed, again by false seal, reinstall back, thus carry out the behavior of sneaking current, and the examination of leadswinging personnel, and when the seal be arranged on electric energy meter is destroyed because of carelessness originally, when whether user dismantles electric energy meter, have more afore mentioned rules, also can misjudged formation power stealing behavior, erroneous judgement will be caused like this, so have more the problems referred to above, need one and conveniently can distinguish whether private opening end cap, and do not become the electric energy meter of erroneous judgement.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide one conveniently can distinguish whether private opening end cap, and does not become the anti-unlatching electric energy meter of erroneous judgement.
For achieving the above object, the utility model provides following technical scheme: a kind of anti-unlatching electric energy meter, comprise the ammeter body with electric energy metering module, the end cap suitable with ammeter body and some trip bolts, described end cap comprises the end cap sidewalls that the end cover body that is provided with view window and end cover body edge vertically extend, described view window internal fixtion is provided with transparent cover plate, described end cover body is provided with some tapped through holes suitable with trip bolt, described ammeter body is provided with some retaining thread holes corresponding with tapped through hole, described trip bolt runs through tapped through hole successively and motor body and cover plate fix by retaining thread hole, the sealed cavity of sealing is formed between described cover plate and ammeter body, it is characterized in that:
Opening-proof device is provided with in described sealed cavity, described opening-proof device comprises and having contact with and connecting link, described connecting link is fixedly located in ammeter body edges, described connecting link is established away from one end of ammeter body and is had contact with, be provided with inside described end cap sidewalls and have contact with the draw-in groove matched, described connecting link center is provided with the thin neck laterally running through connecting link.
By adopting technique scheme, professional end cap to be fastened on ammeter body and by trip bolt by end cap and ammeter body fastening after, wherein opening-proof device will be had an effect, in the draw-in groove that having contact with in opening-proof device will be held in inside end cap sidewalls, when people open end cap again, or when attempting end cap and ammeter body to be separated, draw-in groove will drive together and have contact with movement, thin neck on such connecting link will rupture, according to the damage becoming unrepairable, like this before professional carries out detecting and keeping in repair, whether the connecting link just first can observed in opening-proof device by view window is ruptured, as fracture, the end cap had on people's private opening electric energy meter is just described, so just can punish according to actual conditions, erroneous judgement will be caused like this.
The utility model is set to further: described connecting link is injection molded by polyvinylchoride material, and the width of described thin neck is 2mm ~ 3mm.
By adopting technique scheme, connecting link can be allowed to have certain intensity, connecting link can be allowed to be close on end cap inwall, such opening-proof device that can make is more concealed, more be not easy to find, and the width of thin neck is 2mm ~ 3mm, like this when opening end cap, the connecting link that polyvinylchoride material is injection molded into will rupture from thin neck very easily, makes opening-proof device sensitiveer.
The utility model is set to further: the junction of described connecting link and ammeter body is provided with connecting groove, described connecting groove matches with the link of connecting link, the link of connecting link is provided with connecting through hole, the coupling shaft matched with connecting through hole is provided with in described connecting groove, described connecting groove sidewall is provided with the movable span that can make coupling shaft movable telescopic, the thrust spring that coupling shaft can be ejected movable span is provided with in described movable span, the groove width of described connecting groove is less than the axial length of coupling shaft, described movable span axial length is less than the axial length of coupling shaft, described ammeter body upper end is provided with the sliding tray be connected with movable span, one end that described coupling shaft is arranged in movable span is vertically provided with the sliding shoe running through sliding tray.
By adopting technique scheme, after end cap is opened by professional, after ammeter body is safeguarded and overhauling, just can by above mechanism, destroyed opening-proof device be replaced easily, the usability of the electric energy meter greatly improved and security.
The utility model is set to further: the quantity that described opening-proof device is provided with is 4 ~ 6, and described opening-proof device is evenly distributed on ammeter body edges.
By adopting technique scheme, opening-proof device can be evenly distributed in electric energy meter everywhere, greatly can increase the safeguard function of the entirety of opening-proof device, and so no matter which angle to open end cap from, opening-proof device can play a role.Substantially increase the accuracy of product.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model anti-unlatching electric energy meter embodiment;
Fig. 2 is the partial enlarged drawing of A in Fig. 1;
Fig. 3 is the explosive view of the utility model anti-unlatching electric energy meter embodiment;
Fig. 4 is the ammeter body with opening-proof device;
Fig. 5 is the partial enlarged drawing of B in Fig. 4;
Fig. 6 is the structural representation of opening-proof device.
Reference numeral: 1, ammeter body; 11, retaining thread hole; 12, connecting groove; 13, movable span; 131, sliding tray; 2, end cap; 21, view window; 22, end cover body; 23, end cap sidewalls; 24, tapped through hole; 25, draw-in groove; 3, trip bolt; 4, opening-proof device; 41, have contact with; 42, connecting link; 421, thin neck; 422, connecting through hole; 43, sliding shoe; 44, thrust spring; 45, coupling shaft.
Embodiment
Referring to figs. 1 through Fig. 6, the utility model anti-unlatching electric energy meter embodiment is described further.
A kind of anti-unlatching electric energy meter, comprise the ammeter body 1 with electric energy metering module, the end cap 2 suitable with ammeter body 1 and some trip bolts 3, described end cap 2 comprises the end cap sidewalls 23 that the end cover body 22 that is provided with view window 21 and end cover body 22 edge vertically extend, described view window 21 internal fixtion is provided with transparent cover plate, described end cover body 22 is provided with some tapped through holes 24 suitable with trip bolt 3, described ammeter body 1 is provided with some retaining thread holes 11 corresponding with tapped through hole 24, described trip bolt 3 runs through tapped through hole 24 successively and motor body and cover plate fix by retaining thread hole 11, the sealed cavity of sealing is formed between described cover plate and ammeter body 1, opening-proof device 4 is provided with in described sealed cavity, described opening-proof device 4 comprises and has contact with 41 and connecting link 42, described connecting link 42 is fixedly located at ammeter body 1 edge, described connecting link 42 is established away from one end of ammeter body 1 and is had contact with 41, be provided with inside described end cap sidewalls 23 and have contact with 41 draw-in grooves matched 25, described connecting link 42 center is provided with the thin neck 421 laterally running through connecting link 42.Professional end cap 2 to be fastened on ammeter body 1 and by trip bolt 3 by end cap 2 and ammeter body 1 fastening after, wherein opening-proof device 4 will be had an effect, have contact with in 41 draw-in grooves 25 that will be held in inside end cap sidewalls 23 in opening-proof device 4, when people open end cap 2 again, or when attempting end cap 2 and ammeter body 1 to be separated, draw-in groove 25 will drive together and have contact with 41 and move, thin neck 421 on such connecting link 42 will rupture, according to the damage becoming unrepairable, like this before professional carries out detecting and keeping in repair, whether the connecting link 42 just first can observed in opening-proof device 4 by view window 21 is ruptured, as fracture, the end cap 2 had on people's private opening electric energy meter is just described, so just can punish according to actual conditions, erroneous judgement will be caused like this.
Described connecting link 42 is injection molded by polyvinylchoride material, and the width of described thin neck 421 is 2mm ~ 3mm.Connecting link 42 can be allowed to have certain intensity, connecting link 42 can be allowed to be close on end cap 2 inwall, such opening-proof device 4 that can make is more concealed, more be not easy to find, and the width of thin neck 421 is 2mm ~ 3mm, like this when opening end cap 2, the connecting link 42 that polyvinylchoride material is injection molded into will rupture from thin neck 421 very easily, makes opening-proof device 4 sensitiveer.
Described connecting link 42 is provided with connecting groove 12 with the junction of ammeter body 1, described connecting groove 12 matches with the link of connecting link 42, the link of connecting link 42 is provided with connecting through hole 422, the coupling shaft 45 matched with connecting through hole 422 is provided with in described connecting groove 12, described connecting groove 12 sidewall is provided with the movable span 13 that can make coupling shaft 45 movable telescopic, the thrust spring 44 that coupling shaft 45 can be ejected movable span 13 is provided with in described movable span 13, the groove width of described connecting groove 12 is less than the axial length of coupling shaft 45, described movable span 13 axial length is less than the axial length of coupling shaft 45, described ammeter body 1 upper end is provided with the sliding tray 131 be connected with movable span 13, described coupling shaft 45 one end be arranged in movable span 13 is vertically provided with the sliding shoe 43 running through sliding tray 131.After end cap 2 is opened by professional, after ammeter body 1 is safeguarded and overhauling, just can by above mechanism, destroyed opening-proof device 4 be replaced easily, the usability of the electric energy meter greatly improved and security, specific operation process is: inwardly slided along sliding tray 131 axial direction by sliding shoe 43 by sliding tray 131, drive coupling shaft 45 slippage in movable span 13 by sliding shoe 43, the connecting link 42 be set in like this on coupling shaft 45 will be connected groove 12 and stop in connecting groove 12, connecting link 42 departs from coupling shaft 45, then new is vertically placed in connecting groove 12 with the connecting link 42 having contact with 41, and with having contact with the side of 41 outside ammeter body 1, then sliding shoe 43 is unclamped, coupling shaft 45 will be released movable span 13 from new by such thrust spring 44, coupling shaft 45 can run through the connecting through hole 422 on connecting link 42 accurately, and coupling shaft 45 can be inconsistent with connecting groove 12 inwall away from one end of movable through hole, connecting link 42 is fixed in connecting groove 12, this completes whole opening-proof device 4 and replace work, finally end cap 2 is fixed together with ammeter body 1 again, opening-proof device 4 can be allowed to continue to be hidden in end cap 2 inwall work on.
The quantity that described opening-proof device 4 is provided with is 4 ~ 6, and described opening-proof device 4 is evenly distributed on ammeter body 1 edge.Opening-proof device 4 can be evenly distributed in electric energy meter everywhere, greatly can increase the safeguard function of the entirety of opening-proof device 4, and so no matter which angle to open end cap 2 from, opening-proof device 4 can play a role.Substantially increase the accuracy of product.
The above is only preferred implementation of the present utility model, protection domain of the present utility model be not only confined to above-described embodiment, and 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 (4)
1. an anti-unlatching electric energy meter, comprise the ammeter body with electric energy metering module, the end cap suitable with ammeter body and some trip bolts, described end cap comprises the end cap sidewalls that the end cover body that is provided with view window and end cover body edge vertically extend, described view window internal fixtion is provided with transparent cover plate, described end cover body is provided with some tapped through holes suitable with trip bolt, described ammeter body is provided with some retaining thread holes corresponding with tapped through hole, described trip bolt runs through tapped through hole successively and motor body and cover plate fix by retaining thread hole, the sealed cavity of sealing is formed between described cover plate and ammeter body, it is characterized in that:
Opening-proof device is provided with in described sealed cavity, described opening-proof device comprises and having contact with and connecting link, described connecting link is fixedly located in ammeter body edges, described connecting link is established away from one end of ammeter body and is had contact with, be provided with inside described end cap sidewalls and have contact with the draw-in groove matched, described connecting link center is provided with the thin neck laterally running through connecting link.
2. anti-unlatching electric energy meter according to claim 1, is characterized in that: described connecting link is injection molded by polyvinylchoride material, and the width of described thin neck is 2mm ~ 3mm.
3. anti-unlatching electric energy meter according to claim 2, it is characterized in that: the junction of described connecting link and ammeter body is provided with connecting groove, described connecting groove matches with the link of connecting link, the link of connecting link is provided with connecting through hole, the coupling shaft matched with connecting through hole is provided with in described connecting groove, described connecting groove sidewall is provided with the movable span that can make coupling shaft movable telescopic, the thrust spring that coupling shaft can be ejected movable span is provided with in described movable span, the groove width of described connecting groove is less than the axial length of coupling shaft, described movable span axial length is less than the axial length of coupling shaft, described ammeter body upper end is provided with the sliding tray be connected with movable span, one end that described coupling shaft is arranged in movable span is vertically provided with the sliding shoe running through sliding tray.
4. anti-unlatching electric energy meter according to claim 3, is characterized in that: the quantity that described opening-proof device is provided with is 4 ~ 6, and described opening-proof device is evenly distributed on ammeter body edges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420472077.4U CN204028188U (en) | 2014-08-20 | 2014-08-20 | Anti-unlatching electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420472077.4U CN204028188U (en) | 2014-08-20 | 2014-08-20 | Anti-unlatching electric energy meter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204028188U true CN204028188U (en) | 2014-12-17 |
Family
ID=52068030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420472077.4U Expired - Fee Related CN204028188U (en) | 2014-08-20 | 2014-08-20 | Anti-unlatching electric energy meter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204028188U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117630804A (en) * | 2024-01-25 | 2024-03-01 | 国网冀北电力有限公司 | Ammeter seal cover verification mechanism |
-
2014
- 2014-08-20 CN CN201420472077.4U patent/CN204028188U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117630804A (en) * | 2024-01-25 | 2024-03-01 | 国网冀北电力有限公司 | Ammeter seal cover verification mechanism |
| CN117630804B (en) * | 2024-01-25 | 2024-05-10 | 国网冀北电力有限公司 | Ammeter seal cover verification mechanism |
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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: 20141217 Termination date: 20170820 |