CN108287260B - Electric power measurement seal performance detection equipment - Google Patents
Electric power measurement seal performance detection equipment Download PDFInfo
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- CN108287260B CN108287260B CN201810121651.4A CN201810121651A CN108287260B CN 108287260 B CN108287260 B CN 108287260B CN 201810121651 A CN201810121651 A CN 201810121651A CN 108287260 B CN108287260 B CN 108287260B
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- installation base
- hollow
- cylinder
- electric cylinder
- mounting seat
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- 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
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Pressure Vessels And Lids Thereof (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
The invention discloses electric power metering seal performance detection equipment, which is used for detecting anti-electricity-theft seals of an electric energy meter, belongs to the field of electric power metering equipment, and is designed according to the technical specification of Q/GDW11009-2013 electric power metering seals of national grid company, wherein a test module is replaceable and is matched with different modules to adapt to different detection requirements. The device can test the sealing performance of the buckle type seal, the sealing reliability of the buckle type seal, the sealing performance of the buckle type seal, the reliability of the buckle type seal under the force within the allowable range of the standard, and the buckle type seal can not be reused if the buckle type seal is deformed after being unsealed.
Description
Technical Field
The invention relates to an electric power metering seal performance detection device, which is metering seal physical performance detection equipment.
Background
The snap-in seal is an important force for preventing electricity theft of the current power company, the current national power grid company has issued definite technical specifications aiming at the snap-in seal, but a testing device customized for each performance requirement in the technical specifications is not yet available on the market, so that the current equipment testing result is lack of persuasion.
Disclosure of Invention
The technical problem that this patent will solve lies in overcoming the unable defect to electric power measurement seal performance detection of current equipment, provides a high-efficient pertinence electric power measurement seal performance testing arrangement.
The invention adopts the following technical scheme:
the electric power metering seal performance detection device is characterized by comprising three groups of detection tools which are respectively a sealing detection tool, an unsealing detection tool and a reliability detection tool and are arranged on a detection platform;
the sealing detection tool comprises a first installation base and a plastic cylinder which is positioned above and can move towards the direction of the first installation base; the upper part of the first mounting base is a vertical hollow cylinder body, a hollow first mounting base is accommodated in the first mounting base, and the first mounting base protrudes out of the first mounting base; the space in the first mounting seat can accommodate a first lead sealing screw; the plastic cylinder is arranged at the head part of the first electric cylinder and is driven by the first electric cylinder to move towards the first mounting seat;
the unsealing detection tool comprises a second installation base and a cross screwdriver which is positioned above the second installation base and can move towards the direction of the second installation base; the upper part of the second installation base is a vertical hollow cylinder body, a hollow second installation base is accommodated in the second installation base, and the second installation base protrudes out of the second installation base; the space in the second mounting seat can accommodate a second lead sealing screw; the cross screwdriver is arranged at the head part of the second electric cylinder and driven by the second electric cylinder to move towards the second mounting seat;
the reliability detection tool comprises a third installation base and a hollow compression bar which is positioned above and can move towards the direction of the third installation base; the upper part of the third installation base is a vertical hollow cylinder body, a hollow third installation base is accommodated in the third installation base, and the third installation base are supported by a spring, so that the third installation base protrudes out of the third installation base; a space in the third mounting seat can accommodate a thimble, and a third lead sealing screw is sleeved at the top of the thimble; the hollow compression bar is arranged at the head part of the third electric cylinder and driven by the third electric cylinder to move towards the third mounting seat.
The first electric cylinder is provided with a first pressure sensor for detecting the pressure value of the plastic cylinder pressed towards the first lead sealing screw.
And a second pressure sensor is arranged on the second electric cylinder and is used for detecting the pressure value of the cross screw driver pressed to the second lead sealing screw.
And a third pressure sensor is arranged on the third electric cylinder and used for detecting the pressure value of the ejector pin and the third lead sealing screw which relatively move upwards to be propped against the third electric cylinder.
The first lead sealing screw is positioned inside the first mounting seat, and the top of the first lead sealing screw is a certain distance away from the upper surface of the first mounting seat.
The second lead sealing screw is positioned inside the second installation seat, and the top of the second lead sealing screw is a certain distance away from the upper surface of the second installation seat.
The hollow cylinder body at the upper part of the third installation base is cylindrical in shape.
The inner diameter of the hollow compression bar is not smaller than the inner diameter of the third mounting seat, and the outer diameter of the hollow compression bar is not larger than the outer diameter of the third mounting seat.
The invention has the beneficial effects that:
the device design of the invention accords with the technical specification of the Q/GDW11009-2013 electric energy metering seal of the national grid company, the test module is replaceable, and different modules are matched to adapt to different detection requirements. The equipment can test the sealing, unsealing and reliability of the snap-in seal in the standard form specified in the specification, and the reliability in the stress range is allowed by the specification through testing the sealing performance of the snap-in seal, whether the snap-in seal is deformed after unsealing, whether the snap-in seal can be reused or not and the like, so that the equipment only can be used for testing various performance requirements.
Drawings
FIG. 1 is a schematic diagram of the apparatus of the present invention;
FIG. 2 is a front view of the apparatus of the present invention;
FIG. 3 is an enlarged view of the detection section in FIG. 2;
FIG. 4 is a schematic view of a mounting base in a sealing inspection tool;
FIG. 5 is an exploded view of FIG. 4;
FIG. 6 is a schematic view of a mounting base in a tamper detection fixture;
FIG. 7 is an exploded view of FIG. 6;
FIG. 8 is a schematic view of the mounting base 3 in the reliability test fixture;
FIG. 9 is an exploded view of FIG. 8;
FIG. 10 is a front view of a snap-in seal;
fig. 11 is a snap-in seal look-up.
Detailed Description
The invention is further described below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical aspects of the present invention, and are not intended to limit the scope of the present invention.
Referring to fig. 1 to 11, the inspection apparatus of the present invention includes three sets of inspection tools provided on an inspection platform 8, respectively, a sealing inspection tool, a unsealing inspection tool, and a reliability inspection tool.
The sealing detection tool comprises a mounting base 31 fixed on the detection platform 8 and a plastic cylinder 4 which is positioned above and can move towards the direction of the mounting base 31. The upper part of the mounting base 31 is a vertical hollow cylinder, the hollow cylinder is cylindrical in shape, a hollow mounting seat 21 is accommodated in the hollow cylinder, and the mounting seat 21 protrudes from the mounting base 31. The space in the mounting seat 21 can accommodate a lead sealing screw 11, and the top of the lead sealing screw 11 is at a certain distance from the upper surface of the mounting seat 2. The plastic cylinder 4 is arranged at the head of the electric cylinder 71 and is driven by the electric cylinder 71 to move towards the mounting seat 2.
The unsealing detection tool comprises a mounting base 32 fixed on the detection platform 8 and a cross screw driver 5 which is positioned above and can move towards the direction of the mounting base 32. The upper part of the mounting base 32 is a vertical hollow cylinder, the hollow cylinder is cylindrical in shape, a hollow mounting seat 22 is accommodated in the hollow cylinder, and the mounting seat 22 protrudes from the mounting base 32. The space within the mounting block 22 accommodates a lead screw 12, the top of the lead screw 12 being spaced from the upper surface of the mounting block 22. The cross screw driver 5 is arranged at the head of the electric cylinder 72 and is driven by the electric cylinder 72 to move towards the mounting seat 22.
The reliability detection tool comprises a mounting base 33 fixed on the detection platform 8 and a hollow compression bar 6 which is positioned above and can move towards the direction of the mounting base 33. The upper portion of the mounting base 33 is a vertical hollow cylinder, the hollow cylinder is cylindrical in shape, a hollow mounting seat 23 is accommodated in the hollow cylinder, the mounting base 33 and the mounting seat 23 are supported by springs, the mounting seat 23 protrudes out of the mounting base 33, and the mounting seat 23 is pressed and then the compression springs are displaced downwards. The space in the mounting seat 23 can accommodate a thimble 9, the thimble 9 is positioned in the mounting seat 23, and the top of the thimble 9 is sleeved with a lead sealing screw 13. The hollow compression bar 6 is arranged at the head of the electric cylinder 73, and is driven by the electric cylinder 73 to move towards the mounting seat 23. The internal diameter of the hollow compression bar 6 is not smaller than the internal diameter of the mounting seat 23, the external diameter of the hollow compression bar 6 is not larger than the external diameter of the mounting seat 23, when the electric cylinder 73 drives the hollow compression bar 6 to press the mounting seat 23, the mounting seat 23 is pressed and then the compression spring is displaced downwards, so that the thimble 9 and the lead sealing screw 13 in the mounting seat 23 relatively move upwards, and the pressure sensor mounted on the electric cylinder 73 is propped up, so that the pressure sensor can detect the pressure.
According to technical specification requirements, a buckle type seal sealing test, an unsealing test and a reliability test are designed, a special detection tool is designed, the test is carried out through the downward pressing action of the electric cylinder, and pressure value data are measured through a pressure sensor on the electric cylinder.
Sealing test:
before the test starts, the plane 101 of the tested buckle seal 10 is upward, the buckle 102 is downward placed on the mounting seat 21, the lead seal screw 12 meeting the technical specification requirement is arranged in the mounting seat 21, the test starts, the electric cylinder 71 is pressed down, the plastic cylinder 4 at the head of the electric cylinder 71 is pressed down on the seal plane 101, the buckle at the lower part of the seal is grabbed on the outer surface of the top of the lead seal screw 11, the seal plane 101 is overlapped with the upper surface of the mounting seat 21, the pressure sensor on the electric cylinder 71 reads the current pressure value, the sealing test is based on the stroke of the electric cylinder, the electric cylinder 71 runs to the set position, the electric cylinder 71 drives the plastic cylinder 4 to reach the overlapped position and then to be lifted, the test is ended, the current pressure value is test result judgment data, and the buckle seal smaller than or equal to 30N according to the technical specification requirement is qualified.
Unsealing test:
before the test starts, the tested buckle type seal is installed on the lead seal screw 12 in the mounting seat 22, namely, the test starts based on the sealed state, the electric cylinder 72 is pressed down to drive the cross screw driver 5 with the diameter of 5mm at the head to move towards the seal on the lead seal screw 12, the seal is pressed down, a pressure sensor on the electric cylinder 72 detects the reaction force exerted by the lead seal screw 12 on the electric cylinder 72, when the measured pressure reaches the standard requirement value 10N, the electric cylinder 72 is lifted up, the seal surface is observed, and the standard specification is that the seal upper surface has no dent or crack. When the electric cylinder 72 is pressed down again and the pressure measured by the pressure sensor reaches the standard requirement value of 10N, the electric cylinder 72 is lifted up to observe the seal surface, and the standard stipulates that the seal upper surface is broken.
Reliability test:
before the test starts, the tested buckle type seal is mounted on the hollow lead seal screw 13 in the mounting seat 23, the test starts, the electric cylinder 73 is pressed down, the hollow compression rod 6 at the head of the electric cylinder is driven to move downwards and press the electric cylinder to the mounting seat 23, the mounting seat 23 is displaced downwards after being pressed due to the spring support between the mounting seat 33 and the mounting seat 23, the thimble 9 and the lead seal screw 13 apply reaction force upwards, the thimble 9 and the lead seal screw 13 are contacted with the pressure sensor on the electric cylinder 73, the pressure sensor starts to detect the pressure, and when the measured pressure reaches the standard requirement value 10N, the electric cylinder 73 is lifted, the seal is observed, and the standard specification is that the seal does not change the current sealing state. When the electric cylinder 73 is pressed down again and the measured pressure reaches the standard requirement value of 100N, the electric cylinder 73 is lifted up, the seal surface is observed, the standard specification qualification requirement is that the seal applying and sealing state is changed, and the seal is destroyed and cannot be installed again.
Claims (8)
1. The electric power metering seal performance detection device is characterized by comprising three groups of detection tools which are respectively a sealing detection tool, an unsealing detection tool and a reliability detection tool and are arranged on a detection platform;
the sealing detection tool comprises a first installation base and a plastic cylinder which is positioned above and can move towards the direction of the first installation base; the upper part of the first mounting base is a vertical hollow cylinder body, a hollow first mounting base is accommodated in the first mounting base, and the first mounting base protrudes out of the first mounting base; the space in the first mounting seat can accommodate a first lead sealing screw; the plastic cylinder is arranged at the head part of the first electric cylinder and is driven by the first electric cylinder to move towards the first mounting seat;
the unsealing detection tool comprises a second installation base and a cross screwdriver which is positioned above the second installation base and can move towards the direction of the second installation base; the upper part of the second installation base is a vertical hollow cylinder body, a hollow second installation base is accommodated in the second installation base, and the second installation base protrudes out of the second installation base; the space in the second mounting seat can accommodate a second lead sealing screw; the cross screwdriver is arranged at the head part of the second electric cylinder and driven by the second electric cylinder to move towards the second mounting seat;
the reliability detection tool comprises a third installation base and a hollow compression bar which is positioned above and can move towards the direction of the third installation base; the upper part of the third installation base is a vertical hollow cylinder body, a hollow third installation base is accommodated in the third installation base, and the third installation base are supported by a spring, so that the third installation base protrudes out of the third installation base; a space in the third mounting seat can accommodate a thimble, and a third lead sealing screw is sleeved at the top of the thimble; the hollow compression bar is arranged at the head part of the third electric cylinder and driven by the third electric cylinder to move towards the third mounting seat.
2. The apparatus according to claim 1, wherein a first pressure sensor is provided on the first electric cylinder for detecting a pressure value of the plastic cylinder against the first lead sealing screw.
3. The apparatus of claim 1, wherein a second pressure sensor is provided on the second motorized cylinder for detecting a pressure value of the cross screw driver against the second lead sealing screw.
4. The device for detecting the sealing performance of the electric power metering device according to claim 1, wherein a third pressure sensor is arranged on the third electric cylinder and is used for detecting the pressure value of the ejector pin and the third lead sealing screw which are relatively moved upwards to be propped against the third electric cylinder.
5. The device of claim 1, wherein the first lead sealing screw is positioned within the first mount and has a top portion spaced from an upper surface of the first mount.
6. The device of claim 1, wherein the second lead sealing screw is positioned within the second mount with a top portion thereof spaced from an upper surface of the second mount.
7. The apparatus for detecting the sealing performance of electric power metering according to claim 1, wherein the hollow cylinder at the upper part of the third mounting base has a cylindrical shape.
8. The device for detecting the seal performance of electric power metering according to claim 7, wherein the inner diameter of the hollow pressure rod is not smaller than the inner diameter of the third mount, and the outer diameter of the hollow pressure rod is not larger than the outer diameter of the third mount.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810121651.4A CN108287260B (en) | 2018-02-07 | 2018-02-07 | Electric power measurement seal performance detection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810121651.4A CN108287260B (en) | 2018-02-07 | 2018-02-07 | Electric power measurement seal performance detection equipment |
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| Publication Number | Publication Date |
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| CN108287260A CN108287260A (en) | 2018-07-17 |
| CN108287260B true CN108287260B (en) | 2023-07-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810121651.4A Active CN108287260B (en) | 2018-02-07 | 2018-02-07 | Electric power measurement seal performance detection equipment |
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| CN (1) | CN108287260B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110441226B (en) * | 2019-08-22 | 2022-01-28 | 国网山东省电力公司龙口市供电公司 | Electric power measurement seal performance check out test set |
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| WO2009033239A2 (en) * | 2007-09-12 | 2009-03-19 | Instituto De Tecnologia Para O Desenvolvimento -Lactec | Electronic seal for energy meter assemblies |
| KR20120032162A (en) * | 2010-09-28 | 2012-04-05 | 피에스텍주식회사 | Electronic sealing system for meter |
| TW201300618A (en) * | 2011-06-20 | 2013-01-01 | Chung Shan Inst Of Science | Electronic seal device with intrusion detection circuit and method of using the same for door sealing |
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Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207923969U (en) * | 2018-02-07 | 2018-09-28 | 国网江苏省电力有限公司电力科学研究院 | Electric power metering seal performance detection apparatus |
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2018
- 2018-02-07 CN CN201810121651.4A patent/CN108287260B/en active Active
Patent Citations (7)
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| CN1046388A (en) * | 1989-04-13 | 1990-10-24 | 浙江省建筑科学研究所 | Gentle rope component detection method of wire tensioning force and detector |
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| KR20120032162A (en) * | 2010-09-28 | 2012-04-05 | 피에스텍주식회사 | Electronic sealing system for meter |
| TW201300618A (en) * | 2011-06-20 | 2013-01-01 | Chung Shan Inst Of Science | Electronic seal device with intrusion detection circuit and method of using the same for door sealing |
| CN103278793A (en) * | 2013-04-24 | 2013-09-04 | 广东电网公司江门供电局 | Seal packaging detection device |
| CN103744049A (en) * | 2014-01-16 | 2014-04-23 | 国家电网公司 | Electric energy meter seal performance testing device |
| CN204832303U (en) * | 2015-08-11 | 2015-12-02 | 国家电网公司 | Novel anti -fake seal device of intelligent ammeter based on laser |
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| CN108287260A (en) | 2018-07-17 |
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