CN202815079U - Tong-type ammeter - Google Patents
Tong-type ammeter Download PDFInfo
- Publication number
- CN202815079U CN202815079U CN 201220528507 CN201220528507U CN202815079U CN 202815079 U CN202815079 U CN 202815079U CN 201220528507 CN201220528507 CN 201220528507 CN 201220528507 U CN201220528507 U CN 201220528507U CN 202815079 U CN202815079 U CN 202815079U
- Authority
- CN
- China
- Prior art keywords
- shaped
- cavity
- handle
- analog
- chip microcomputer
- 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
Links
- 238000007789 sealing Methods 0.000 claims abstract description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000006243 chemical reaction Methods 0.000 claims description 9
- 239000004020 conductor Substances 0.000 abstract 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 230000005611 electricity Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 206010022998 Irritability Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
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- Measurement Of Current Or Voltage (AREA)
Abstract
The utility model discloses a tong-type ammeter, which comprises a tong head whose interior is provided with an iron core, a sensor connected with the iron core through a conductor, an analog-to-digital converter connected with the sensor through a conductor, a single chip microcomputer connected with the analog-to-digital converter through a conductor, a display connected with the single chip microcomputer through a conductor, and a hollow-cavity handle fixedly connected with the tong head, wherein the sensor, the analog-to-digital converter, the single chip microcomputer and the display are arranged in hollow cavity of the handle; and the tong head is a U-shaped tong head, and the bottom part of the U-shaped tong head is fixedly connected with the hollow-cavity handle. By adopting the U-shaped tong head, the tong-type ammeter provided by the utility model can measure conductors and secondary loops with large sections or arranged in a compact manner; the lower end of the hollow-cavity handle is provided with a ring which allows rope-shaped or strip-shaped components to pass through, thus the ammeter can be tied with a safety belt during normal operation or overhead operation, so as to protect the safety of the personnel and to prevent the ammeter from being damaged; and the contact position of the components are sealed with waterproof sealing strips, thereby effectively preventing water and improving the operation security.
Description
Technical field
The utility model relates to a kind of clamp on amperemeter, especially a kind of U-shaped jaw waterproof reometer.
Background technology
The conventional current table need to be shut down circuitry cuts when measuring electric current; reometer is accessed in the circuit to be measured; not only affect the electric equipment of normal operation but also waste time and energy; clamp on amperemeter is the electrical measurement equipment of commonly using; can in the situation of not cutting off circuit, measure rapidly and accurately electric current, be widely used.But, also there are some problems in clamp on amperemeter commonly used in actual application, because clamp on amperemeter is the irritability surveying instrument, therefore wire need to be put into ability Measurement accuracy numerical value in the binding clip, but, because the size of binding clip impact, make large or compact wire and the secondary circuit of arrangement in some cross sections, tight closure binding clip that can not be good or can't place the pincerlike meter center to measure the position with measuring body, use inconvenient, the accuracy that impact is measured because also need movable conducting wire, has increased unsafe factor sometimes.The maintainer usually need to be contained in reometer in the bag and carry, and is very inconvenient during the climbing pylon when needing work high above the ground, is easy to reometer from falling from high altitude.Clamp on amperemeter water proofing property commonly used is bad, has in use increased maintainer's danger such as the inside infiltration.
The utility model content
The technical problems to be solved in the utility model provides a kind of clamp on amperemeter, and the utility model clamp on amperemeter adopts the U-shaped jaw, can measure easily large or compact wire and the secondary circuit of arrangement in some cross sections; The lower end of cavity handle is provided with the ring that supplies rope form or strip-shaped members to pass, and can fasten the safety belt at reometer when at ordinary times operation or work high above the ground, can protect personal security can avoid again the damage of reometer; Effectively waterproof of water-proof sealing strip sealing is adopted in each parts contact position, improves operational security.
Technical solution adopted in the utility model is: a kind of clamp on amperemeter, the analog-to-digital conversion device that it comprises the sensor that the binding clip of iron core is housed, is connected by wire with iron core in inside, be connected by wire with sensor, the single-chip microcomputer that is connected by wire with the analog-to-digital conversion device, with single-chip microcomputer by the wire display that is connected and the cavity handle that is fixedly connected with binding clip; Sensor, analog-to-digital conversion device, single-chip microcomputer and display are positioned at the cavity of handle; Binding clip is the U-shaped binding clip, and the bottom of U-shaped binding clip is fixedly connected with the cavity handle.
The display top is provided with transparent shield, and transparent shield is embedded on the cavity handle.
The lower end of cavity handle is provided with the ring that supplies rope form or strip-shaped members to pass.
U-shaped binding clip and cavity handle junction are provided with water-proof sealing strip.
Transparent shield and cavity handle junction are provided with water-proof sealing strip.
The utility model adopts all insulation design, and the whole all insulation material that adopts of shell is made, and farthest eliminates the potential safety hazard in the course of work.
The beneficial effect that adopts technique scheme to produce is: the utility model clamp on amperemeter adopts the U-shaped jaw, can measure easily large or compact wire and the secondary circuit of arrangement in some cross sections; The lower end of cavity handle is provided with the ring that supplies rope form or strip-shaped members to pass, and can fasten the safety belt at reometer when at ordinary times operation or work high above the ground, can protect personal security can avoid again the damage of reometer; Effectively waterproof of water-proof sealing strip sealing is adopted in each parts contact position, improves operational security.The utility model reometer can be applicable to electricity supervision specialty, the dress table connects electricity specialty, the professional site work of breakdown repair.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
Fig. 1 is structural representation of the present utility model;
1 is binding clip, and 2 is display, and 3 is the cavity handle, and 4 is the ring that supplies rope form or strip-shaped members to pass.
Embodiment
1, a kind of clamp on amperemeter, the analog-to-digital conversion device that it comprises the sensor that the binding clip 1 of iron core is housed, is connected by wire with iron core in inside, be connected by wire with sensor, the single-chip microcomputer that is connected by wire with the analog-to-digital conversion device, with single-chip microcomputer by the wire display 2 that is connected and the cavity handle 3 that is fixedly connected with binding clip 1; Sensor, analog-to-digital conversion device, single-chip microcomputer and display 2 are positioned at the cavity of described handle 3; Binding clip 1 is the U-shaped binding clip, and the bottom of U-shaped binding clip is fixedly connected with cavity handle 3;
The lower end of cavity handle 3 is provided with the ring 4 that supplies rope form or strip-shaped members to pass;
U-shaped binding clip 1 is provided with water-proof sealing strip with cavity handle 3 junctions;
Transparent shield and cavity handle 3 junctions are provided with water-proof sealing strip.
Can also be provided with different gears at the cavity handle as distortion of the present utility model, when needs are measured the current value of different range, select suitable gear, measure more accurate.
When the utility model uses, the wire of electric current to be measured is placed in the binding clip, go out changes of magnetic field and voltage signal corresponding to generation that electric current to be measured produces by sensor sensing, voltage signal reaches single-chip microcomputer after converting digital signal to by analog to digital converter, by single-chip microcomputer data are gathered and computing, and the result is shown by display.
Claims (5)
1. clamp on amperemeter, the analog-to-digital conversion device that it comprises the sensor that the binding clip of iron core (1) is housed, is connected by wire with iron core in inside, be connected by wire with sensor, the single-chip microcomputer that is connected by wire with the analog-to-digital conversion device, with the single-chip microcomputer display (2) that is connected by wire and the cavity handle (3) that is fixedly connected with binding clip (1); Sensor, analog-to-digital conversion device, single-chip microcomputer and display (2) are positioned at the cavity of described handle (3); It is characterized in that: described binding clip (1) is the U-shaped binding clip, and the bottom of U-shaped binding clip is fixedly connected with cavity handle (3).
2. a kind of clamp on amperemeter as claimed in claim 1 is characterized in that: described display (2) top is provided with transparent shield, and transparent shield is embedded on the cavity handle (3).
3. a kind of clamp on amperemeter as claimed in claim 1 is characterized in that: the lower end of described cavity handle (3) is provided with the ring (4) that passes for rope form or strip-shaped members.
4. a kind of clamp on amperemeter as claimed in claim 1 is characterized in that: described U-shaped binding clip (1) is provided with water-proof sealing strip with cavity handle (3) junction.
5. a kind of clamp on amperemeter as claimed in claim 1, it is characterized in that: described transparent shield and cavity handle (3) junction are provided with water-proof sealing strip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220528507 CN202815079U (en) | 2012-10-16 | 2012-10-16 | Tong-type ammeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220528507 CN202815079U (en) | 2012-10-16 | 2012-10-16 | Tong-type ammeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202815079U true CN202815079U (en) | 2013-03-20 |
Family
ID=47873937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220528507 Expired - Fee Related CN202815079U (en) | 2012-10-16 | 2012-10-16 | Tong-type ammeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202815079U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297550A (en) * | 2014-09-17 | 2015-01-21 | 国家电网公司 | Rod type clip-on current measuring instrument |
| CN110940934A (en) * | 2019-12-06 | 2020-03-31 | 国网辽宁省电力有限公司检修分公司 | Transformer core clamp measuring and displaying device |
| CN111742230A (en) * | 2018-02-19 | 2020-10-02 | 日置电机株式会社 | Clamp sensor and measuring device |
-
2012
- 2012-10-16 CN CN 201220528507 patent/CN202815079U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297550A (en) * | 2014-09-17 | 2015-01-21 | 国家电网公司 | Rod type clip-on current measuring instrument |
| CN111742230A (en) * | 2018-02-19 | 2020-10-02 | 日置电机株式会社 | Clamp sensor and measuring device |
| CN110940934A (en) * | 2019-12-06 | 2020-03-31 | 国网辽宁省电力有限公司检修分公司 | Transformer core clamp measuring and displaying device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20171016 |