CN102646364A - Lock catch type seal for electric energy meter - Google Patents
Lock catch type seal for electric energy meter Download PDFInfo
- Publication number
- CN102646364A CN102646364A CN2012100164036A CN201210016403A CN102646364A CN 102646364 A CN102646364 A CN 102646364A CN 2012100164036 A CN2012100164036 A CN 2012100164036A CN 201210016403 A CN201210016403 A CN 201210016403A CN 102646364 A CN102646364 A CN 102646364A
- Authority
- CN
- China
- Prior art keywords
- seal
- electric energy
- energy meter
- base
- cover plate
- 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.)
- Granted
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Classifications
-
- 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
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
- G09F3/02—Forms or constructions
- G09F3/03—Forms or constructions of security seals
- G09F3/0305—Forms or constructions of security seals characterised by the type of seal used
- G09F3/0317—Forms or constructions of security seals characterised by the type of seal used having bolt like sealing means
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F3/00—Labels, tag tickets, or similar identification or indication means; Seals; Postage or like stamps
- G09F3/02—Forms or constructions
- G09F3/03—Forms or constructions of security seals
- G09F3/0305—Forms or constructions of security seals characterised by the type of seal used
- G09F3/0323—Forms or constructions of security seals characterised by the type of seal used having clamp-like sealing means
-
- 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
- G01R11/24—Arrangements for avoiding or indicating fraudulent use
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Security & Cryptography (AREA)
- Theoretical Computer Science (AREA)
- Gasket Seals (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses a lock catch type seal for an electric energy meter, which comprises a base and a seal cover arranged on the base, wherein the base is internally provided with a counter bore, a screw for fixedly connecting an electric energy meter body penetrates through the counter bore, the lower part of the seal cover extends into the counter bore of the base, the outer circumferential surface of the lower end of the seal cover is provided with an outwards-extending lug boss, an elastic bulge is circumferentially arranged on the inner wall of the counter bore in the base, and the lower end part of the elastic bulge inclines into the base and downwards extends and supports against the lug boss of the seal cover. The lock catch type seal for the electric energy meter has the advantages of no need of penetration of a seal wire, no need of alignment and matching of seal holes, long service life, convenience for installation and firmness in fixation, and completely meets the demand of automatic sealing of an assembly line; and on the premise of not damaging the seal of the electric energy meter, the electric energy meter can not be subjected to electricity stealing, thus having better anti-theft, anti-counterfeiting and anti-electricity stealing properties.
Description
Technical field
The invention belongs to the seal technical field, particularly a kind of electric energy meter bayonet type seal.
Background technology
Electric energy meter seal is that a kind of access by unauthorized persons that prevents is opened the device of electric energy meter, and it can prevent access by unauthorized persons change electric energy meter structure or be provided with to carry out stealing.At present, in power industry, traditional seal structure is to adopt Sealed wire to pass plastic casing; The seal screw again in two screw plugs to the seal structural member, adopts fixedly Sealed wire of the mode push or to rotate; Can not pull out Sealed wire with breaking under the prerequisite of Sealed wire not destroying the seal structural member, thereby can not rotate the seal screw, make unauthorized people can not turn on the seal screw; Open by the seal structure, play seal up, tamper-proof and anti-electricity-theft effect.Mainly there is the deficiency of following four aspects in this structure: one of which, and traditional seal need be worn Sealed wire, and installation steps are more loaded down with trivial details, and it is lower to seal up efficient; Its two, the theftproof performance of traditional seal structure is poor; Its three, the lead that traditional seal adopts, environmental pollution is serious, and the installment work personnel contact lead for a long time, is prone to cause poisoning; Its four, traditional seal is unfavorable for digital management and high efficiency automatic needs of sealing up.
Though prior art has been carried out many improvement to the seal structure, some need not wear Sealed wire, and installation steps are simplified; But because structure more complicated still, but also need carry out the correction between seal hole and other parts, so; Fitting operation is loaded down with trivial details, can't seal up automatically; The improvement of some seal structure then is temporarily can play the antitheft effect, but owing to still have defective on the structure; So seal is easy ageing relatively, through after a while, seal just reduces or has lost theftproof performance; So need frequent change, improved handling cost, be unfavorable for implementing.
Summary of the invention
In order to overcome the above-mentioned defective of prior art, it is good to the objective of the invention is to propose a kind of theftproof performance, is convenient to install and can satisfy the electric energy meter bayonet type seal of sealing up demand automatically.
The present invention realizes through following technical scheme:
A kind of electric energy meter bayonet type seal; Comprise base and seal lid; Be provided with counterbore in the said base, wear the screw that is used for affixed electric energy meter housing through this counterbore, said seal lid is positioned at the screw top; It is characterized in that: the bottom of said seal lid is stretched in the counterbore of base; The lower end outer peripheral face of said seal lid is provided with outward extending boss, circumferentially is provided with elastic bumps along the inwall of base, and the bottom of said elastic bumps is to the base tilt and on the boss that extends below and be resisted against the seal lid.
In the said structure, the material of base is a metal, and the material of seal lid is plastics, can not be destroyed when outside violence is impacted when base receives, and can good supporting intensity be provided for this seal.The form that this seal structure adopts above-mentioned elastic bumps to match with boss has realized the fastening of base and seal lid, so under the prerequisite of not destroying the seal structure, can not the seal lid be taken out from base.Adopt the fit structure of " its bottom is to the base tilt and on the boss that extends below and be resisted against the seal lid " between elastic bumps and boss; The elastic bumps of this structure need not to be in the state of being squeezed always; So effectively delayed the aging of elastic bumps; False proof, anti-theft is stronger, prolongs the serviceable life of seal; In addition, the one-piece construction of this seal is simple, need not carry out the aligned fit in each seal hole before installing, and directly installation gets final product, and is convenient to fitting operation, is applicable to that streamline seals up automatically, significantly reduces operation intensity, reduces cost raising output.
More excellent ground, said seal lid comprises the cylindrical sleeve of cover plate and upper and lower opening, the upper end outer peripheral face of said cylindrical sleeve is provided with outer convex edge, its lower end outer peripheral face is provided with outward extending boss; Said cover plate is arranged at the upper end of cylindrical sleeve, and the lower face of said cover plate offers the first rapid wear groove.
The structure of the first rapid wear groove on the cover board is set and since the intensity of the first rapid wear groove a little less than, so, can open cover plate, be convenient to maintenance through destroying the first rapid wear groove if need keep in repair the time.
More excellent ground, said cover plate and cylindrical sleeve adopt split-type structural or integrate shaped type structure; When cover plate and cylindrical sleeve employing split-type structural, weld perhaps bonding between the two.
More excellent ground is provided with the cavity that is used to install the seal label between said cover plate and the cylindrical sleeve.
Wherein, said cover plate and cylindrical sleeve adopt split-type structural, weld perhaps bonding between the two.
The concrete structure of this cavity is: the lower face of said cover plate is provided with first inner groovy; Relevant position in said cylindrical sleeve upper end is provided with and corresponding second inner groovy of first inner groovy, is formed for installing the cavity of seal label after said first inner groovy and second inner groovy are interlocked.
When this seal structure need not be provided with the seal label, cover plate and cylindrical sleeve can adopt split-type structural or integral structure, preferably processed integral structure, can improve the intensity of top cover so effectively, and simplified the seal structure, enhance productivity.When if seal need be provided with the seal label, cover plate and cylindrical sleeve adopt split-type structural, after the seal label is positioned in the cavity, cover plate should can be connected as a single entity through ultrasonic soldering or powerful viscose glue between cover plate and the cylindrical sleeve on the cylindrical sleeve top again.Through this seal label, can easily realize unified management to seal, this seal label can adopt electronics seal label, can realize the digital management to electric energy meter seal.
More excellent ground, the upper face of said cover plate offers the second rapid wear groove, and the opening of the said second rapid wear groove is less than the opening of the first rapid wear groove.If need keep in repair the time, can destroy the first rapid wear groove and/or the second rapid wear groove and open cover plate, be convenient to maintenance.
More excellent ground, the said first rapid wear groove is identical with the shape of the second rapid wear groove, all adopts rounded channels, V-type groove or the U type groove of depression.
More excellent ground, the upper end of said cylindrical sleeve offers groove, and the side of said groove is the conical surface, the conical surface of the side of said cover plate for matching with the groove side.
More excellent ground, the lateral surface of said cylindrical sleeve is provided with the conical surface, and the said conical surface is positioned at the top of boss, and the degree of tilt of the said conical surface is identical with the degree of tilt of said elastic bumps.Because the degree of tilt of the conical surface is identical with the degree of tilt of elastic bumps; So when the bottom of elastic bumps is resisted against on the boss of cylindrical sleeve; Elastic bumps can not receive the extruding force of cylindrical sleeve side; Help protecting elastic bumps, prolong the serviceable life of this seal structure, antitheft, anti-counterfeiting performance is better.
More excellent ground, said base is the cylindric of open upper end, said elastic bumps and base adopt the integrate shaped type structure.
The invention has the beneficial effects as follows: seal structure of the present invention, can be with being used for fixing the screw concealed in this seal structure, survivable of electric energy meter; In case this seal structure is destroyed, and just can't reduce, can remind the personnel of tabling look-up in time to change electric energy meter, antitheft, false proof, power-steeling preventing effect is better, is applicable to that streamline seals up automatically; Secondly, this seal structure is simpler, is convenient to fitting operation, because effective cooperation of elastic bumps and boss can effectively delay the aging of elastic bumps, not only has stronger anti-theft, also can prolong the serviceable life of seal; At last, can in the seal structure, increase the cavity that is used to place the seal mark, realize digital management electric energy meter with this.
Description of drawings
Fig. 1 is the structural representation of electric energy meter bayonet type seal embodiment of the present invention;
Fig. 2 is the structural representation of another embodiment of electric energy meter bayonet type seal of the present invention;
Fig. 3 is the application state figure of electric energy meter bayonet type seal of the present invention.
Among the figure: 1-seal lid, 2-base, 3-cover plate, 4-cylindrical sleeve, the 5-first rapid wear groove, 6-seal label, the 7-second rapid wear groove, 8-counterbore, 9-elastic bumps, the outer convex edge of 10-, 11-screw, 12-cavity, 13-boss, 14-electric energy meter housing.
Embodiment
Below in conjunction with accompanying drawing electric energy meter bayonet type seal of the present invention is described in further detail.
As shown in Figure 1, the electric energy meter bayonet type seal in this example comprises base 2 and is arranged on the seal lid 1 on the base.Wherein, the base material is a metal material, and seal lid material is plastics; Base 2 is provided with the column of counterbore 8 for the middle part, and it is that the side of cover plate 3 and cover plate is the conical surface that seal covers 1 top; Seal covers the cylindrical sleeve 4 that 1 bottom is the upper/lower terminal opening; The upper end outer peripheral face of cylindrical sleeve 4 is provided with the outer convex edge of a circle 10, its lower end outer peripheral face is provided with outward extending boss 13, and this boss can be provided with on the lower end outer peripheral face with cylindrical sleeve at interval, also can be arranged to a continuous circle; The upper surface of cylindrical sleeve 4 is provided with groove, and the side of groove also is made as the conical surface with respect to the side of cover plate 3; Cover plate 3 is located in the groove of cylindrical sleeve upper surface.In this example; Through outer convex edge 10 cylindrical sleeve 4 is connected in the counterbore 8 of base; And cylindrical sleeve 4 being fastened in the base 2 through boss 13, concrete snap-in structure is: the inwall along counterbores 8 in the base 2 is circumferentially with elastic bumps 9, and elastic bumps and base are integral structure; The set-up mode of this elastic bumps is consistent with the set-up mode of boss 13, can circumferentially be provided with at interval, also can be arranged to a continuous circle along base inner wall; The bottom of elastic bumps 9 is to base 2 tilt and on the boss that extends below and be resisted against cylindrical sleeve 4 13.Cylindrical sleeve 4 lateral surfaces are provided with the inverted conical surface, and this conical surface is positioned at the top of boss 13, specifically are positioned on the upper surface of boss, and the degree of tilt of this conical surface is identical with the degree of tilt of said elastic bumps.Cover plate 3 lower faces are provided with the first rapid wear groove 5, and cover plate 3 upper faces middle parts also is provided with the second rapid wear groove, 7, the first rapid wear grooves 5 and the second rapid wear groove 7 and all is set to the sphere that caves in, and the opening of the second rapid wear groove is less than the opening of the first rapid wear groove.The first rapid wear groove and the second rapid wear groove can also be set to V-type groove or U type groove as required.In this example, cover plate 3 adopts with cylindrical sleeve 4 and divides body structure, is provided with the cavity 12 that is used to install seal label 6 between the two; Seal label 6 is good to adopt electronics seal label, through the setting of cavity and electronics seal label, can carry out digital management to electric energy meter; Can be between cover plate 3 and the cylindrical sleeve 4 through ultrasonic soldering or bonding through seccotine.
As shown in Figure 3, when practical application, will treat that earlier the screw 11 of seal is installed in the counterbore 8 of base 2, the head of screw 11 is positioned at the counterbore 8 of base, and afterbody passes base 2 and is tightened on the electric energy meter housing 14 of treating seal; After the screw of treating seal 11 is tightened; Through cylindrical sleeve 4 seal lid 1 is fastened in the base 2; Thereby the one-piece construction of seal is fixed on the ammeter housing of treating seal, at last electronics seal label is put into the cavity 12 between cylindrical sleeve 4 and the cover plate 3, cover cover plate 3 again and get final product.
Seal structure in this example need not wear Sealed wire, need not carry out aligned fit, satisfy the demand that streamline is sealed up automatically fully the seal hole, and long service life is easy for installation, fixed simultaneously; Under the prerequisite of not destroying electric energy meter seal, can't carry out stealing to electric energy meter, have better antitheft, false proof, thief-proof electrical.
The structure of electric energy meter bayonet type seal and principle of work are same as embodiment 1 basically in this example, have only different to be:
As shown in Figure 2, the top cover plate 3 of seal lid 1 adopts the integrate shaped type structure with bottom cylindrical sleeve 4 in this example.When electric energy meter seal need not be provided with the seal label; Just need not be provided for placing the cavity 12 of seal label 6 between cover plate 3 and the cylindrical sleeve 4; In order effectively to improve the intensity of seal lid; And simplify the seal one-piece construction, enhance productivity, so the cover plate 3 of seal lid 1 is made as integral structure with cylindrical sleeve 4.
Should be noted that at last: above embodiment is only in order to technical scheme of the present invention to be described but not to its restriction; Although the present invention has been carried out detailed explanation with reference to the foregoing description; Under the those of ordinary skill in field be to be understood that: still can specific embodiments of the invention make amendment or be equal to replacement; And do not break away from any modification of spirit and scope of the invention or be equal to replacement, it all should be encompassed in the middle of the claim scope of the present invention.
Claims (9)
1. electric energy meter bayonet type seal; Comprise base and seal lid; Be provided with counterbore in the said base, wear the screw that is used for affixed electric energy meter housing through this counterbore, said seal lid is positioned at the screw top; It is characterized in that: the bottom of said seal lid is stretched in the counterbore of base; The lower end outer peripheral face of said seal lid is provided with outward extending boss, circumferentially is provided with elastic bumps along the inwall of base, and the bottom of said elastic bumps is to the base tilt and on the boss that extends below and be resisted against the seal lid.
2. electric energy meter bayonet type seal as claimed in claim 1 is characterized in that: said seal lid comprises the cylindrical sleeve of cover plate and upper and lower opening, and the upper end outer peripheral face of said cylindrical sleeve is provided with outer convex edge, its lower end outer peripheral face is provided with outward extending boss; Said cover plate is arranged at the upper end of cylindrical sleeve, and the lower face of said cover plate offers the first rapid wear groove.
3. electric energy meter bayonet type seal as claimed in claim 2 is characterized in that: said cover plate and cylindrical sleeve adopt split-type structural or integrate shaped type structure; When cover plate and cylindrical sleeve employing split-type structural, weld perhaps bonding between the two.
4. electric energy meter bayonet type seal as claimed in claim 2 is characterized in that: be provided with the cavity that is used to install the seal label between said cover plate and the cylindrical sleeve.
5. electric energy meter bayonet type seal as claimed in claim 4 is characterized in that: said cover plate and cylindrical sleeve adopt split-type structural, weld perhaps bonding between the two.
6. like the arbitrary described electric energy meter bayonet type seal of claim 2-5, it is characterized in that: the upper face of said cover plate offers the second rapid wear groove, and the opening of the said second rapid wear groove is less than the opening of the first rapid wear groove.
7. like the arbitrary described electric energy meter bayonet type seal of claim 2-5, it is characterized in that: the upper end of said cylindrical sleeve offers groove, and the side of said groove is the conical surface, the conical surface of the side of said cover plate for matching with the groove side.
8. like the arbitrary described electric energy meter bayonet type seal of claim 2-5, it is characterized in that: the lateral surface of said cylindrical sleeve is provided with the conical surface, and the said conical surface is positioned at the top of boss, and the degree of tilt of the said conical surface is identical with the degree of tilt of said elastic bumps.
9. electric energy meter bayonet type seal as claimed in claim 1 is characterized in that: said base is the cylindric of open upper end, and said elastic bumps and base adopt the integrate shaped type structure.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210016403.6A CN102646364B (en) | 2012-01-18 | 2012-01-18 | Lock catch type seal for electric energy meter |
| PCT/CN2012/082468 WO2013107190A1 (en) | 2012-01-18 | 2012-09-29 | Lock-type seal for electric energy meter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210016403.6A CN102646364B (en) | 2012-01-18 | 2012-01-18 | Lock catch type seal for electric energy meter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102646364A true CN102646364A (en) | 2012-08-22 |
| CN102646364B CN102646364B (en) | 2015-07-08 |
Family
ID=46659174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210016403.6A Active CN102646364B (en) | 2012-01-18 | 2012-01-18 | Lock catch type seal for electric energy meter |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN102646364B (en) |
| WO (1) | WO2013107190A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102915676A (en) * | 2012-11-12 | 2013-02-06 | 唐山创通科技有限公司 | Instrument seal anti-fake method and one-off instrument seal |
| WO2013107190A1 (en) * | 2012-01-18 | 2013-07-25 | 中国电力科学研究院 | Lock-type seal for electric energy meter |
| CN103745660A (en) * | 2014-01-16 | 2014-04-23 | 国家电网公司 | Snap-in type seal for electric energy meter |
| CN105092912A (en) * | 2015-08-28 | 2015-11-25 | 溧阳市华鹏电力仪表有限公司 | Cost control intelligent ammeter convenient to be mounted and dismounted |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113030541A (en) * | 2021-04-21 | 2021-06-25 | 广东电网有限责任公司计量中心 | Intelligent Internet of things electric meter management system and method |
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| US20090091144A1 (en) * | 2007-10-05 | 2009-04-09 | Robert Debrody | Bolt Security Seal with Reusable Electronics Module and Bolt |
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| CN202871190U (en) * | 2012-11-12 | 2013-04-10 | 唐山创通科技有限公司 | Disposable anti-counterfeit instrument label seal |
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| CN101334946A (en) * | 2007-06-28 | 2008-12-31 | 深圳长城开发科技股份有限公司 | Lock enclosing an area |
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| CN202871190U (en) * | 2012-11-12 | 2013-04-10 | 唐山创通科技有限公司 | Disposable anti-counterfeit instrument label seal |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013107190A1 (en) * | 2012-01-18 | 2013-07-25 | 中国电力科学研究院 | Lock-type seal for electric energy meter |
| CN102915676A (en) * | 2012-11-12 | 2013-02-06 | 唐山创通科技有限公司 | Instrument seal anti-fake method and one-off instrument seal |
| CN103745660A (en) * | 2014-01-16 | 2014-04-23 | 国家电网公司 | Snap-in type seal for electric energy meter |
| CN105092912A (en) * | 2015-08-28 | 2015-11-25 | 溧阳市华鹏电力仪表有限公司 | Cost control intelligent ammeter convenient to be mounted and dismounted |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102646364B (en) | 2015-07-08 |
| WO2013107190A1 (en) | 2013-07-25 |
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