CN208672794U - A kind of electric power meter calibration device - Google Patents
A kind of electric power meter calibration device Download PDFInfo
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- CN208672794U CN208672794U CN201821285686.3U CN201821285686U CN208672794U CN 208672794 U CN208672794 U CN 208672794U CN 201821285686 U CN201821285686 U CN 201821285686U CN 208672794 U CN208672794 U CN 208672794U
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- column
- mounting rack
- electric energy
- calibration
- energy meter
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Abstract
The utility model discloses a kind of electric power meter calibration devices, calibration clamp includes mounting rack, the pedestal of column and the electric energy meter for placing electronic single-phase, column is fixed on the base, mounting rack is installed on column, and mounting rack can be moved up and down along column, revolution counter is detachable to be installed on mounting rack, the voltage output end of multi-functional calibration source and the voltage connector of electric energy meter connect, the current output terminal of multi-functional calibration source and the electric current connector of electric energy meter connect, the voltage connector of electric energy meter is connected with the ac signal acquisition end of AC-DC joint changer, the DC signal output end of AC-DC joint changer is connect with the direct current signal input terminal of digital millisecond instrument；Its advantage is that structure is simple, small in size, easy to carry, easy to operate and at low cost, revolution counter is fixed on the mounting rack of calibration clamp, precision can be improved, is operated more flexible；The distance between revolution counter and electric energy meter can be freely adjusted, guarantees the accuracy of detection, using flexible.
Description
Technical field
The utility model relates to a kind of calibrating installations, more particularly, to a kind of electric power meter calibration device.
Background technique
Currently, used electric power meter calibration device is monolithic construction in industry, early investment cost is excessively high, Er Qieti
Product is big, takes up a large area；Furthermore it is a series of at high cost to need repairing, maintain in later period use process etc..
Due to big, inconvenient to carry dedicated for the calibrating installation volume of electric energy meter in industry, the calibration of electric energy meter is generally all
It is to be completed in Measurement Laboratory, brings difficulty to field calibration work, and there are problems for reliability.
Existing electric power meter calibration device uses revolution counter generally to record the umber of pulse of electric energy meter within a certain period of time,
In detection process, substantially hand tachometer makes to realize on the infrared light direct beam and electric energy meter flash lamp of revolution counter.It is hand-held
The mode of revolution counter has the following problems: 1, hand tachometer is easy that factors deviate electricity because hand fatigue, operator be absent-minded etc.
The flashing lamp of energy table, leading to detection data, there are errors, influence precision；2, hand tachometer needs operator to hold always,
Other operations in detection process are influenced, to influence the accuracy of detection.
Summary of the invention
The technical problem to be solved by the utility model is to provide a kind of small in size, easy to carry, structures simply, operation side
Just and electric power meter calibration device at low cost, using the electric power meter calibration device of this structure have accuracy it is high, using more
Flexible advantage.
Technical solution adopted by the utility model to solve the above technical problems is as follows: a kind of electric power meter calibration device, including
Digital millisecond instrument, alterating and direct current signal adapter, calibration clamp, revolution counter and multi-functional calibration source, the calibration clamp packet
The pedestal of mounting rack, column and the electric energy meter for placing electronic single-phase is included, the column is fixed on the pedestal,
The mounting rack is installed on the column, and the mounting rack can be moved up and down along the column, and described turns
Fast table is detachable to be installed on the mounting rack, the voltage output end of the multi-functional calibration source and the electric energy meter
The connection of voltage connector, the electric current connector of the current output terminal of the multi-functional calibration source and the electric energy meter connects
It connecing, the voltage connector of the electric energy meter is connected with the ac signal acquisition end of the alterating and direct current signal adapter,
The direct current signal input terminal of the DC signal output end of the alterating and direct current signal adapter and the digital millisecond instrument connects
It connects.
The digital millisecond instrument and the alterating and direct current signal adapter be overlapped mutually be placed on it is described multi-functional
On calibration source, the calibration clamp is placed in the multi-functional calibration source, and the calibration clamp is located at the number
The side of word millisecond instrument.Being arranged so that has the advantages that compact-sized, small in size and occupied area is small.
The mounting rack includes the mounting plate being vertically arranged and horizontally disposed fixing seat, the rear end of the fixing seat
It is provided with perforative through-hole up and down, the fixing seat is set on the column by the through-hole, the fixation
The side of seat is provided with the fixing piece being fixed on the fixing seat on the column, the front end of the fixing seat and institute
The lower end for the mounting plate stated is fixedly connected, and the mounting plate is for the fixed revolution counter.Guarantee that revolution counter is in always
State straight down is conducive to detect.
The fixing piece includes handle and mandril, and the lower end of the handle and one end of the mandril integrally connect
It connects, external screw thread is provided on the mandril, the spiral shell being connected with the through-hole is provided on the side wall of the fixing seat
Pit, the threaded hole have the internal screw thread to match with the external screw thread, and the mandril is screwed into the threaded hole
And the column is withstood, at this point, the fixing seat is fixed on the column.It is simple with structure, easy to adjust
Advantage.
Limited block is provided on the column.It is horizontally fixed on mounting rack on column, prevents mounting rack from tilting, guarantee
Revolution counter remains vertical.
The platform for placing electric energy meter, side wall of the platform towards the column are provided on the pedestal
On be provided with outwardly extending limit plate, be provided with and be recessed inwardly on the limit plate side wall opposite with the column
Limiting slot.Platform for placing electric energy meter is set on pedestal, increases the height of revolution counter, operator is facilitated to read revolving speed
Data on table.
The revolution counter is bundled on the mounting rack by adhesive tape or rope.
There is spacing between the electric energy meter and the revolution counter.
Compared with prior art, the utility model has the advantage of a kind of electric power meter calibration device is disclosed, by digital milli
Second instrument, alterating and direct current signal adapter, revolution counter and multi-functional calibration source composition, compared to existing electric power meter calibration device,
Have the advantages that structure is simple, small in size, easy to carry, easy to operate and at low cost, revolution counter is fixed on calibration clamp
On mounting rack, compared to traditional hand tachometer, not accurate problem can be detected to avoid human factor bring, improves essence
Degree, liberates labour, and use is more flexible；Mounting rack can be moved up and down along column, can freely adjust revolution counter and electric energy meter
The distance between, guarantee the accuracy of detection, using flexible.
Detailed description of the invention
Fig. 1 is the main view (one) of the utility model；
Fig. 2 is the main view (two) of the utility model；
Fig. 3 is the structural schematic diagram of the calibration clamp of the utility model；
Fig. 4 is the structural schematic diagram of the mounting rack of the utility model；
Fig. 5 is the structural schematic diagram of the platform of the utility model.
Specific embodiment
The utility model is described in further detail below in conjunction with figure embodiment.
Embodiment one: as shown in figures 1 and 3, a kind of electric power meter calibration device, including digital millisecond instrument 1, alternating current-direct current telecommunications
Number converter 2, calibration clamp 3, revolution counter 4 and multi-functional calibration source 5, calibration clamp 3 include mounting rack 6, column 7 and are used for
The pedestal 9 of the electric energy meter 8 of electronic single-phase is placed, column 7 is fixed on pedestal 9, and mounting rack 6 is installed on column 7, and is pacified
Shelving 6 can move up and down along column 7, and revolution counter 4 is detachable to be installed on mounting rack 6, the voltage output of multi-functional calibration source 5
End is connect with the voltage connector of electric energy meter 8, and the current output terminal of multi-functional calibration source 5 and the electric current connector of electric energy meter 8 connect
It connects, the voltage connector of electric energy meter 8 is connected with the ac signal acquisition end of alterating and direct current signal adapter 2, alternating current-direct current telecommunications
The DC signal output end of number converter 2 is connect with the direct current signal input terminal of digital millisecond instrument 1.
In this particular embodiment, as shown in figure 4, mounting rack 6 includes the mounting plate 61 that is vertically arranged and horizontally disposed
Fixing seat 62, the rear end of fixing seat 62 are provided with perforative through-hole 621 up and down, and fixing seat 62 is set in column 7 by through-hole 621
On, the side of fixing seat 62 is provided with the fixing piece 10 being fixed on fixing seat 62 on column 7, the front end of fixing seat 62 and installation
The lower end of plate 61 is fixedly connected, and mounting plate 61 is used for fixed rotating speed table 4.
In this particular embodiment, fixing piece 10 includes handle 101 and mandril 102, lower end and the mandril 102 of handle 101
One end integrally connected, be provided with external screw thread (not shown) on mandril 102, be provided on the side wall of fixing seat 62 and through-hole
621 threaded holes 622 being connected, threaded hole 622 have the internal screw thread to match with external screw thread (not shown) (in figure not
Display), mandril 102 is threaded into hole 622 and withstands column 7, at this point, fixing seat 62 is fixed on column 7.
In this particular embodiment, revolution counter 4 is bundled on mounting rack 6 by adhesive tape or rope.
In this particular embodiment, there is spacing between electric energy meter 8 and revolution counter 4.
Embodiment two: as shown in Figures 2 and 3, a kind of electric power meter calibration device, including digital millisecond instrument 1, alternating current-direct current telecommunications
Number converter 2, calibration clamp 3, revolution counter 4 and multi-functional calibration source 5, calibration clamp 3 include mounting rack 6, column 7 and are used for
The pedestal 9 of the electric energy meter 8 of electronic single-phase is placed, column 7 is fixed on pedestal 9, and mounting rack 6 is installed on column 7, and is pacified
Shelving 6 can move up and down along column 7, and revolution counter 4 is detachable to be installed on mounting rack 6, the voltage output of multi-functional calibration source 5
End is connect with the voltage connector of electric energy meter 8, and the current output terminal of multi-functional calibration source 5 and the electric current connector of electric energy meter 8 connect
It connects, the voltage connector of electric energy meter 8 is connected with the ac signal acquisition end of alterating and direct current signal adapter 2, alternating current-direct current telecommunications
The DC signal output end of number converter 2 is connect with the direct current signal input terminal of digital millisecond instrument 1.
In this particular embodiment, digital millisecond instrument 1 and alterating and direct current signal adapter 2 be overlapped mutually be placed on it is multi-functional
On calibration source 5, calibration clamp 3 is placed in multi-functional calibration source 5, and calibration clamp 3 is located at the side of digital millisecond instrument 1.
In this particular embodiment, as shown in figure 4, mounting rack 6 includes the mounting plate 61 that is vertically arranged and horizontally disposed
Fixing seat 62, the rear end of fixing seat 62 are provided with perforative through-hole 621 up and down, and fixing seat 62 is set in column 7 by through-hole 621
On, the side of fixing seat 62 is provided with the fixing piece 10 being fixed on fixing seat 62 on column 7, the front end of fixing seat 62 and installation
The lower end of plate 61 is fixedly connected, and mounting plate 61 is used for fixed rotating speed table 4.
In this particular embodiment, fixing piece 10 includes handle 101 and mandril 102, lower end and the mandril 102 of handle 101
One end integrally connected, be provided with external screw thread (not shown) on mandril 102, be provided on the side wall of fixing seat 62 and through-hole
621 threaded holes 622 being connected, threaded hole 622 have the internal screw thread to match with external screw thread (not shown) (in figure not
Display), mandril 102 is threaded into hole 622 and withstands column 7, at this point, fixing seat 62 is fixed on column 7.
In this particular embodiment, revolution counter 4 is bundled on mounting rack 6 by adhesive tape or rope.
In this particular embodiment, there is spacing between electric energy meter 8 and revolution counter 4.
Embodiment three: other parts are identical as embodiment one or embodiment two, the difference is that: as shown in figure 5, bottom
It is provided with platform 11 for placing electric energy meter 8 on seat 9, platform 11 is towards being provided with outwardly extending limit on the side wall of column 7
Position plate 12, is provided with the limiting slot 121 being recessed inwardly on the side wall opposite with column 7 of limit plate 12.
Example IV: other parts are identical as embodiment one or embodiment two, the difference is that: it is arranged on column 7
There is limited block 13.
Claims (8)
1. a kind of electric power meter calibration device, it is characterised in that including digital millisecond instrument, alterating and direct current signal adapter, calibration folder
Tool, revolution counter and multi-functional calibration source, the calibration clamp include mounting rack, column and the electricity for placing electronic single-phase
The pedestal of energy table, the column are fixed on the pedestal, and the mounting rack is installed on the column, and described
Mounting rack can be moved up and down along the column, the revolution counter is detachable to be installed on the mounting rack, described
The voltage output end of multi-functional calibration source connect with the voltage connector of the electric energy meter, the multi-functional calibration source
Current output terminal is connect with the electric current connector of the electric energy meter, and the voltage connector of the electric energy meter and the friendship are straight
The ac signal acquisition end of galvanic electricity signal adapter is connected, the DC signal output end of the alterating and direct current signal adapter
It is connect with the direct current signal input terminal of the digital millisecond instrument.
2. a kind of electric power meter calibration device according to claim 1, it is characterised in that the digital millisecond instrument and described
Alterating and direct current signal adapter be overlapped mutually and be placed in the multi-functional calibration source, the calibration clamp is placed on institute
In the multi-functional calibration source stated, the calibration clamp is located at the side of the digital millisecond instrument.
3. a kind of electric power meter calibration device according to claim 2, it is characterised in that the mounting rack includes setting vertically
The mounting plate set and horizontally disposed fixing seat, the rear end of the fixing seat are provided with perforative through-hole up and down, and described consolidates
Reservation is set on the column by the through-hole, and the side of the fixing seat, which is provided with, consolidates the fixing seat
The fixing piece being scheduled on the column, the front end of the fixing seat is fixedly connected with the lower end of the mounting plate, described
Mounting plate for the revolution counter.
4. a kind of electric power meter calibration device according to claim 3, it is characterised in that the fixing piece include handle and
Mandril, one end integrally connected of the lower end of the handle and the mandril are provided with external screw thread on the mandril, described
Fixing seat side wall on be provided with the threaded hole being connected with the through-hole, the threaded hole has and the outer spiral shell
The internal screw thread that line matches, the mandril is screwed into the threaded hole and withstands the column, at this point, the fixing seat
It is fixed on the column.
5. a kind of electric power meter calibration device according to claim 4, it is characterised in that be provided with limit on the column
Block.
6. a kind of electric power meter calibration device according to claim 3, it is characterised in that be provided with and be used on the pedestal
Place the platform of electric energy meter, the platform is described towards being provided with outwardly extending limit plate on the side wall of the column
The limit plate side wall opposite with the column on be provided with the limiting slot being recessed inwardly.
7. a kind of electric power meter calibration device according to claim 6, it is characterised in that the revolution counter by adhesive tape or
Person's rope is bundled on the mounting rack.
8. a kind of electric power meter calibration device according to claim 6, it is characterised in that the electric energy meter and turn
There is spacing between fast table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821285686.3U CN208672794U (en) | 2018-08-10 | 2018-08-10 | A kind of electric power meter calibration device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821285686.3U CN208672794U (en) | 2018-08-10 | 2018-08-10 | A kind of electric power meter calibration device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208672794U true CN208672794U (en) | 2019-03-29 |
Family
ID=65836035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821285686.3U Active CN208672794U (en) | 2018-08-10 | 2018-08-10 | A kind of electric power meter calibration device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208672794U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114252709A (en) * | 2021-12-29 | 2022-03-29 | 江西鑫铂瑞科技有限公司 | Center control system platform electric signal calibration auxiliary system |
-
2018
- 2018-08-10 CN CN201821285686.3U patent/CN208672794U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114252709A (en) * | 2021-12-29 | 2022-03-29 | 江西鑫铂瑞科技有限公司 | Center control system platform electric signal calibration auxiliary system |
| CN114252709B (en) * | 2021-12-29 | 2023-11-14 | 江西鑫铂瑞科技有限公司 | Central control system platform electric signal calibration auxiliary system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" |
Address after: Room 402-9, Chuangye building, 66 academician Road, high tech Zone, Ningbo, Zhejiang 315000 Patentee after: Fangsuo metrology testing (Zhejiang) Co.,Ltd. Address before: 7 / F, star far east building, 76 Jinghua Road, high tech Zone, Ningbo, Zhejiang 315000 Patentee before: GREEN MEASURING (ZHEJIANG) Co.,Ltd. |
|
| CP03 | "change of name, title or address" |