CN201266211Y - Electric energy metering seal - Google Patents
Electric energy metering seal Download PDFInfo
- Publication number
- CN201266211Y CN201266211Y CNU2008201123174U CN200820112317U CN201266211Y CN 201266211 Y CN201266211 Y CN 201266211Y CN U2008201123174 U CNU2008201123174 U CN U2008201123174U CN 200820112317 U CN200820112317 U CN 200820112317U CN 201266211 Y CN201266211 Y CN 201266211Y
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- CN
- China
- Prior art keywords
- screw thread
- seal
- hole
- main body
- locking bar
- 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
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Abstract
The utility model discloses an electric energy metering seal comprising a hard main body, a sealing silk line and a threaded locking bar for locking the sealing silk line, wherein the fixed end of the sealing silk line is connected to the hard main body which is provided with a through hole for the free end of the sealing silk line passing through and a threaded locking hole for matching with the threaded locking bar, and the threaded locking hole is communicated with the through hole. The hard main body is environmental-friendly and enables the seal to have a pickproof shell so that the seal cannot be opened under the condition of being not damaged, therefore, the utility model has stronger pickproof and anti-fake performances.
Description
Technical field
The utility model relates to a kind of seal, relates in particular to the anti-private opening seal of electric energy meter.
Background technology
Seal is in order to prevent to forge privately and alter a kind of encryption device of sealing up of measurement instrument performance, data.Traditional seal mostly adopts lead material to be made, and is connected with a sealing wire line,, pins the sealing wire line and reaches the purpose of sealing up the seal pressurizing and deformation by sealing pliers.Defective simple in structure, material softness that this kind seal exists, seal is yielding during use, and counterfeit or prize unpacking by the people easily, therefore this seal anti-counterfeit pick-proof performance is extremely low.In order to increase the false proof pick-proof performance of seal, a kind of seal that passes through the structure of a plurality of component-assembled of utilization is disclosed in the prior art, for example at the Chinese patent of on February 4th, 2004 bulletin, notification number is to disclose a kind of water that is used in the patent of CN2602463,, on the measuring apparatus such as gas meter or control box, some equipment that need seal up such as cabinet or the seal on the instrument, it is by housing, envelope line and snap close are formed, housing is fixed with one by protecgulum and back seat sealing and constitutes, on housing, have a vertical through holes that runs through housing, in the cavity of back seat, be fixed with an end of envelope line, the envelope line other end passes housing so that by being passed from the vertical through holes of housing behind the envelope object again, one end of housing is an opening, to should aperture position on housing back seat cavity, following inwall is equipped with the pawl bar, correspondingly, snap close is the three-jaw structure, its stretch out forward on, in, the equal integral body of following three-jaw is connected on the pressing plate that matches with housing one end opening, on, the upper surface of lower claw and lower surface be equipped with back seat on, the briar tooth that following inwall pawl bar matches, they are connected with a joggle togather, and the front end of median claw is positioned at the cross through hole that back seat communicates with the housing vertical through holes.The structurally more traditional seal of disclosed False proof seal has tangible improvement in this patent, makes that the traditional relatively seal of seal structure is firmer, is not easy distortion.But the parts of this False proof seal are more, make that the production and assembly process is loaded down with trivial details, also make the cost of producing this False proof seal improve greatly.This seal adopts between transparency cover and the protecgulum and places anti-fake label, on anti-fake label with by envelope thing same model or coding, such antiforge function is write an anti-fake label by other and will be lost efficacy after seal is broken seal, so this seal can not satisfy the request for utilization of false proof pick-proof fully.
The utility model content
The utility model purpose provides a kind of seal, and its reasonable in design is simple, and is easy to assembly, and production cost is low, and the pick-proof anti-counterfeiting performance is stronger.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: this electric energy metrical seal comprises the hard main body, sealing wire line and in order to the screw thread locking bar of locking sealing wire line, the stiff end of described sealing wire line is connected on the hard main body, on the hard main body, be provided with and be used for by the free-ended through hole of sealing wire line, also be provided with the screw thread lockhole that is used for the cooperation of screw thread locking bar on the hard main body, described screw thread lockhole is communicated with through hole.
In the technique scheme of the present utility model, one end of sealing wire line can be connected in the hard main body, free end passes through through hole after passing the structure of being sealed, the sealing wire line in through hole by the screw fastening rod lock, screw thread locking bar of the present utility model and described screw thread lockhole cooperate, the screw thread lockhole be used for by the free-ended through hole of sealing wire line identical, the rotation of screw thread locking bar in the screw thread lockhole advances and just the sealing wire line can be locked, the part that the screw thread locking bar that fractures after the locking exposes promptly can't be taken out the screw thread locking bar.
Hard main body described in the utility model is meant the alloy aluminium alloy for example with suitable hardness, and it must be to be difficult for extending, and this can be avoided other people with its distortion, perforation etc., and those skilled in the art can select the above-mentioned hard main body of material.
Screw thread locking bar after technique scheme of the present utility model needs to fracture all submerges in the screw thread lockhole, and for the place that fractures of convenient, accurate positioning threads locking bar, screw thread locking bar described in the utility model locates to be provided with indenture in the screw thread lockhole that submerges.The screw thread locking bar under external force can be in indenture place fracture after being pushed into the screw thread lockhole, makes post-rift screw thread locking bar all submerge in the screw thread lockhole, can't be taken out easily in the screw thread lockhole, prevents the people for prying open seal, and the seal of breaking seal like this is just very difficult.Screw thread locking bar of the present utility model and screw thread lockhole cooperate.
As of the present utility model preferred, described screw thread locking bar is L-shaped.Because between screw thread locking bar and the hard main body be little density close-fitting, twist the screw thread locking bar so use locking bar to change, there has been L shaped shaft just to be equivalent to provide a leverage, it is just very convenient to operate, twist into two parts the screw thread locking bar like this.
As of the present utility model preferred, described hard body interior also is provided with blind hole, the stiff end of described sealing wire line is fixed on the hard main body by the screw thread locking bar by blind hole and is communicated with by transitional pore between the through hole and blind hole, described transitional pore and lockhole are located along the same line, and in the described transitional pore lock dog are installed.After the screw thread locking bar entered the hard main body by the screw thread lockhole, its end pressed the free end of sealing wire line and promotes the lock dog motion; The sealing wire line stiff end of the lock dog that is pushed top in blind hole finally makes lock dog press the stiff end of sealing wire line, so the stiff end of sealing wire line and free end are all tightly fastened and be connected as a single entity with the hard main body.Such latch-up structure makes that the two ends of this seal sealing wire line all can be dead by screw thread locking bar fixed sealing easily, its structure statement of account, efficient.As can be seen in the technique scheme, still can be with the stiff end of sealing wire line by welding or one-body molded being connected on the hard main body, the stiff end by the double locking sealing wire of screw thread locking bar line again.Present embodiment has fully guaranteed the firm degree that the sealing wire line is connected with the hard main body.
As of the present utility model preferred, described lock dog length is identical with transitional pore length.Transitional pore is between through hole and blind hole and is communicated with through hole and blind hole, so the length of lock dog can not surpass transitional pore length otherwise will influence the unobstructed property of through hole and blind hole.And adopt the lock dog length structure identical with transitional pore length not only can guarantee can not put in through hole or blind hole after lock dog is installed, and the two ends of the lock dog of this length can touch the sealing wire line when work.
As of the present utility model preferred, also be provided with the hole of extending on the described hard main body, described extend hole and transitional pore are big or small identical and be located along the same line.The hole of extending has been arranged, rib-loop locking bar and lock dog when extruding sealing wire line can with the free end of sealing wire line and stiff end is clamp-oned transitional pore respectively and the hole of extending in, make to be connected more closely between sealing wire line and the hard main body that the sealing wire line breaks away from from the hard main body with regard to more difficult like this.Will be taken the shape of the letter U with lock dog and locking bar in case the sealing wire line tightens, make that adding the seal of being honored as a queen has had stronger pick-proof performance.
As of the present utility model preferred, the described hole length of extending is at most transitional pore length.An end of locking bar stretches in transitional pore after the sealing wire line inserts in the hole of extending with lock dog, have only when the hole length of extending during smaller or equal to transitional pore length lock dog could with the hole pairing of extending, the sealing wire line is pressed between lock dog and the hard main body, the clamping surface that this moment, the sealing wire line contacted with lock dog is maximum and the most desirable, promptly do not reduce the counter-bending fatigability of metal of sealing wire line, do not reduce the fatigue durability of sealing wire line yet, therefore can prolong the serviceable life of sealing wire line.
As of the present utility model preferred, described hard main body is provided with anti-counterfeiting information.Described anti-counterfeiting information comprises sculptured security pattern, management title and flowing water numbering etc.Literal that these are sculptured or numeral are to be connected as a single entity with the hard main body, have hard equally, wear-resisting characteristic, so taking place on the hard main body, to stay obvious marks when this literal or numeral are altered, forge difficulty, the supvr is very easy to find, therefore has stronger antiforge function.
As of the present utility model preferred, described sealing wire line is provided with node.The above-mentioned nodal pitch of the utility model can not fixed variation.Size of node is big or small littler than through hole, so just can make the sealing wire line pass through hole, just can do and further seal up operation.Size of node should be not enough to cause that common people observe, and the solid colour of the color at node place and whole sealing wire line, is more difficultly discovered by the people, but can feel on the sealing wire line tangible projection is arranged when hand touches.Just can do the mark of hint during use by this node, on the circle of sealing wire line and seal formation, fix several nodes when for example sealing up or fix several nodes at the free end of sealing wire line, in management process, just can know the situation of seal like this, thereby provide a kind of stealthy anti-counterfeiting technology for seal according to the range information of original node number that serves as a mark of sealing wire line and node.
The utility model adopts technique scheme: this seal just can firmly be fixed together sealing wire line and hard main body by the locking mechanism of simply being made up of screw thread locking bar and lock dog, thereby play the purpose of sealing up, relatively this seal is simple in structure with conventional art, easy to assembly, production cost is low, and it is simple to seal up means; The utility model can be avoided using simultaneously plumbous as producing material, and adopt higher, the corrosion resistant alloy of some hardness as the seal material of main part, not only environmental protection but also make seal have the shell of pick-proof, make seal under non-destructive situation, to be opened, therefore have stronger pick-proof anti-counterfeiting performance.
Description of drawings
Fig. 1 is the front view of a kind of seal of the utility model;
Fig. 2 is the hard agent structure synoptic diagram of a kind of seal of the utility model;
Fig. 3 is the combination synoptic diagram of the hard main body of a kind of seal of the utility model and locking bar, lock dog;
Fig. 4 is the inner structure synoptic diagram of a kind of seal of the utility model;
Fig. 5 is the user mode figure I of a kind of seal of the utility model;
Fig. 6 is the user mode figure II of a kind of seal of the utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is further specified.
Shown in Fig. 1,4, the electric energy metrical seal comprises hard main body 1, sealing wire line 2, screw thread locking bar 3 and lock dog 4.Hard main body 1 surface is provided with sculptured security pattern, management title and flowing water numbering; As shown in Figure 2, hard main body 1 inside is provided with through hole 5, blind hole 6, screw thread lockhole 7, transitional pore 8 and the hole 9 of extending, and this through hole 5 runs through whole hard main body 1, therefore in the hard body surfaces two and through hole 5 corresponding opening is arranged.Blind hole 6 one ends are being positioned at hard main body 1 inside, and the other end is positioned at hard main body 1 surface, and blind hole 6 all is straight hole shape and 5 one-tenth parallel relation of blind hole 6 and through hole with through hole 5.Screw thread lockhole 7 also is the straight hole shape, and its end is communicated with through hole 5, and the other end is positioned at hard main body 1 surface.Transitional pore 8 is between through hole 5 and blind hole 6, and this transitional pore 8 is communicated with through hole 5 with blind hole 6; Transitional pore 8 also is the straight hole shape, and its size is identical with screw thread lockhole 7; Transitional pore 8 and screw thread lockhole 7 all are on the same axis, so transitional pore 8 and screw thread lockhole 7 are located along the same line.The hole 9 of extending is positioned at the opposite side of blind hole 6, its length is littler than the length of transitional pore 8, also is the straight hole shape, and its size is identical with transitional pore 8 sizes, and extend hole 9 and transitional pore 8 all are on the same axis, and extend like this hole 9 and transitional pore 8 are located on the same straight line.So screw thread lockhole 7, transitional pore 8 are identical with hole 9 size of extending, and all be located along the same line and through hole 5, blind hole 6 all interconnect.Shown in Fig. 3,4, screw thread locking bar 3 is L-shaped, its straight flange is the force side, another straight flange is the working end, on the working end, be provided with ring-type indenture 10, the xsect of screw thread locking bar 3 size is big or small identical with screw thread lockhole 7, and little density close-fitting is connected between rear thread locking bar 3 and the hard main body 1 in screw thread locking bar 3 is installed in screw thread lockhole 7; The end-point distances that indenture 10 arrives the place straight flange is greater than screw thread lockhole 7 length, and this end points is positioned at screw thread lockhole 7.Lock dog 4 has been installed in transitional pore 8, the shape of lock dog 4 is identical with transitional pore 8 shapes, the length of lock dog 4 equals transitional pore 8 length, and the xsect size of lock dog 4 is identical with transitional pore 8 sizes, so also is in the annexation of little density close-fitting between lock dog 4 and the hard main body 1.The stiff end of sealing wire line 2 is positioned at blind hole 6, and links together with hard main body 1; On sealing wire line 2, be provided with a plurality of nodes 11, all inequality and increase successively of adjacent node 11 spacings, the size of node 11 is less than the size of through hole 5.
Shown in Fig. 5,6, during use, need pass through hole 5 with the free end of sealing wire line 2 earlier, firmly screw thread locking bar 3 is pushed away toward screw thread lockhole 7 inside, be close on the lock dog 4 after sealing wire line 2 is by 3 extruding of screw thread locking bar, lock dog 4 is pushed thereupon, and screw thread locking bar 3, lock dog 4 move together at this moment.The sealing wire line 2 that is sandwiched between screw thread locking bar 3 and the lock dog 4 is pulled in the transitional pore 8.Behind lock dog 4 other ends contacts sealing wire line 2 sealing wire line 2 pushed to extend in the hole 9, finally this sealing wire line 2 is sandwiched between lock dog 4 and the hard main body 1 and forms U-shaped; Formed U-shaped and also squeeze between hard main body 1 and screw thread locking bar 3, lock dog 4 at the sealing wire line 2 between screw thread locking bar 3 and the lock dog 4.Screw thread locking bar 3 inserts screw thread lockhole 7 backs and firmly pulls screw thread locking bar 3 in the force side, makes screw thread locking bar 3 fragment into two parts at indenture 10 places, and the rupture surface that is positioned at the screw thread locking bar 3 of screw thread lockhole 7 like this is positioned at screw thread lockhole 7 inside.
The screw thread locking bar 3 of present embodiment is through heat treatment steps, and its hardness reaches more than 45, and the hardness of hard main body 1 is below 40, the bigger difference of hardness of both formation like this, and other people can't adopt electric drill to bore moving the grade and destroy the screw thread locking bar.
1 tints through various that handle can the visual target management on the hard main body of the electric energy metrical seal of present embodiment, and its positive and negative, left and right embossed symbols and coding and the bar code that identification and management are set.
The described hard main body 1 of electric energy metrical seal in the present embodiment adopts identifiable special-shaped metal material to make, specifically be that it has added more silicon in aluminium alloy commonly used, its amount can be different from the material of hard main body of the present utility model aluminum alloy materials commonly used completely.
Claims (9)
1, a kind of electric energy metrical seal, it is characterized in that: it comprises hard main body (1), sealing wire line (2) and in order to the locking sealing wire line (2) screw thread locking bar (3), the stiff end of described sealing wire line (2) is connected on the hard main body (1), on hard main body (1), be provided with and be used for by the free-ended through hole of sealing wire line (2) (5), also be provided with the screw thread lockhole (7) that is used for screw thread locking bar (3) cooperation on the hard main body (1), described screw thread lockhole (7) is communicated with through hole (5).
2, according to the described electric energy metrical seal of claim 1, it is characterized in that: described screw thread locking bar (3) locates to be provided with indenture (10) in the screw thread lockhole (7) that submerges.
3, according to claim 1 or 2 described electric energy metrical seals, it is characterized in that: described screw thread locking bar (3) is L-shaped.
4, according to the described electric energy metrical seal of claim 1, it is characterized in that: described hard main body (1) inside also is provided with blind hole (6), the stiff end of described sealing wire line (2) is fixed on the hard main body (1) by screw thread locking bar (7) by blind hole (6), be communicated with by transitional pore (8) between described through hole (5) and the blind hole (6), described transitional pore (8) is located along the same line with screw thread lockhole (7), and lock dog (4) is installed in the described transitional pore (8).
5, according to the described electric energy metrical seal of claim 4, it is characterized in that: described lock dog (4) length is identical with transitional pore (8) length.
6, according to claim 1 or 4 or 5 described electric energy metrical seals, it is characterized in that: also be provided with the hole of extending (9) on the described hard main body (1), the described hole of extending (9) is located along the same line with transitional pore (8).
7, according to the described electric energy metrical seal of claim 6, it is characterized in that: the described hole of extending (9) length is at most transitional pore (8) length.
8, according to the described electric energy metrical seal of claim 6, it is characterized in that: described hard main body (1) is provided with anti-counterfeiting information.
9, according to the described electric energy metrical seal of claim 1, it is characterized in that: described sealing wire line (2) is provided with node (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201123174U CN201266211Y (en) | 2008-08-20 | 2008-08-20 | Electric energy metering seal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201123174U CN201266211Y (en) | 2008-08-20 | 2008-08-20 | Electric energy metering seal |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201266211Y true CN201266211Y (en) | 2009-07-01 |
Family
ID=40832586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201123174U Expired - Fee Related CN201266211Y (en) | 2008-08-20 | 2008-08-20 | Electric energy metering seal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201266211Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102128961A (en) * | 2010-12-24 | 2011-07-20 | 杭州厚达自动化系统有限公司 | Full-automatic meter sealing device of electric energy meter |
| CN102879759A (en) * | 2011-07-15 | 2013-01-16 | 江门市大光明电力设备厂有限公司 | Automatic wire-feeding, sealing and calibrating equipment and method of power metering device |
| CN104900145A (en) * | 2014-12-30 | 2015-09-09 | 浙江顺舟电力高技术有限公司 | Rotary threading seal of electric energy meter |
-
2008
- 2008-08-20 CN CNU2008201123174U patent/CN201266211Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102128961A (en) * | 2010-12-24 | 2011-07-20 | 杭州厚达自动化系统有限公司 | Full-automatic meter sealing device of electric energy meter |
| CN102879759A (en) * | 2011-07-15 | 2013-01-16 | 江门市大光明电力设备厂有限公司 | Automatic wire-feeding, sealing and calibrating equipment and method of power metering device |
| CN104900145A (en) * | 2014-12-30 | 2015-09-09 | 浙江顺舟电力高技术有限公司 | Rotary threading seal of electric energy meter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: SHANGHAI ELECTRIC POWER METER TECHNOLOGY SERVICE C Effective date: 20130416 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130416 Address after: 313000 Zhejiang city of Huzhou province Hangchang Bridge Road No. 698 Patentee after: Huzhou Xinrong Electromechanical Equipment Manufacture Co., Ltd. Patentee after: Shanghai Electric Power Meter Technology Service Co.,Ltd. Address before: 313000 Zhejiang city of Huzhou province Hangchang Bridge Road No. 698 Patentee before: Huzhou Xinrong Electromechanical Equipment Manufacture Co., Ltd. |
|
| 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: 20090701 Termination date: 20160820 |