CN203660383U - Intelligent handcart circuit breaker with electronic transformer - Google Patents
Intelligent handcart circuit breaker with electronic transformer Download PDFInfo
- Publication number
- CN203660383U CN203660383U CN201320877583.7U CN201320877583U CN203660383U CN 203660383 U CN203660383 U CN 203660383U CN 201320877583 U CN201320877583 U CN 201320877583U CN 203660383 U CN203660383 U CN 203660383U
- Authority
- CN
- China
- Prior art keywords
- contact arm
- circuit breaker
- electronic transformer
- mutual inductor
- electronic mutual
- 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 - Lifetime
Links
- 238000005266 casting Methods 0.000 claims abstract description 7
- 238000009434 installation Methods 0.000 abstract description 3
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 238000009413 insulation Methods 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 4
- 230000005611 electricity Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012806 monitoring device Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
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- Breakers (AREA)
- Thermally Actuated Switches (AREA)
Abstract
An intelligent handcart circuit breaker with an electronic transformer includes an intelligent handcart circuit breaker body, a pole column arranged on the circuit breaker body, a contact arm arranged on the pole column and the electronic transformer arranged on the contact arm; and the electronic transformer sleeves the contact arm and is in integrated pouring casting with the contact arm. According to the intelligent handcart circuit breaker with the electronic transformer, the electronic transformer is in integrated pouring casting with the contact arm, and compared with an electronic transformer and contact arm-combined structure, space occupied by the electronic transformer and the contact arm can be greatly reduced, and assembly efficiency can be improved, and at the same time, requirements for an insulation distance can be satisfied; one side of the transformer is provided with an umbrella skirt, and the other side of the transformer is additionally provided with a wrapping portion which wraps the contact arm, and therefore, the creepage distance of the electronic transformer can be greatly increased, and at the same time, the total length of the assembled electronic transformer and the contact arm can be decreased, and the installation of the electronic transformer on the intelligent handcart circuit breaker and secondary wiring of the electronic transformer are convenient.
Description
Technical field
The utility model relates to a kind of intelligent handcart circuit breaker, relates in particular to a kind of intelligent handcart circuit breaker with electronic mutual inductor.
Background technology
Instrument transformer is a very important device in electric power system, is a critical elements of electric energy measurement, relaying protection.Answer the innovation of controller switching equipment, integrated and intelligentized requirement, the intelligent breaker that integrates measurement, metering and protection that is equipped with electronic mutual inductor just arises at the historic moment.But, due to circuit breaker and the restriction of switch cubicle space structure, if increase conventional electromagnetic transformer on circuit breaker, because electromagnetic transformer takes up room greatly, and it is larger that volume is affected by one or two no-load voltage ratios, technology is difficult to realize and handcart circuit breaker integrated design at present.
Utility model content
Technical problem to be solved in the utility model is to overcome the deficiency of above-mentioned prior art, and a kind of intelligent handcart circuit breaker with electronic mutual inductor is provided.
The main technical schemes that the intelligent handcart circuit breaker with electronic mutual inductor providing according to the utility model adopts is: comprise handcart, be located at breaker body on described handcart, be located at pole on described breaker body, be located at the contact arm on described pole and be located at the electronic mutual inductor on described contact arm, described electronic mutual inductor be sleeved on described contact arm and with described contact arm integrated casting.
The intelligent handcart circuit breaker with electronic mutual inductor that the utility model provides also adopts following attached technical scheme:
Described electronic mutual inductor one side is formed with full skirt, and the opposite side of described electronic mutual inductor is formed with coated portion, and described coated portion is coated described contact arm.
Described breaker body is provided with support, and the bottom of described electronic mutual inductor is provided with base, and described base is fixed on described support.
On described contact arm, be also provided with Mume flower contact and device for detecting temperature, described device for detecting temperature is sleeved in described coated portion.
Described coated portion is provided with projection, and described device for detecting temperature is provided with draw-in groove, and described projection coordinates with described draw-in groove.
On described contact arm, be also set with contact arm sleeve, described contact arm sleeve covers described device for detecting temperature.
The intelligent handcart circuit breaker with electronic mutual inductor providing according to the utility model compared with prior art tool has the following advantages: first, the utility model is by electronic mutual inductor and contact arm integrated casting, with electronic mutual inductor in prior art compared with contact arm combining structure, this electronic mutual inductor not only volume is little, and also there is voltage transformer function, realize system power voltage measurement, metering and equipment protection function, and not limited by one or two no-load voltage ratios, the scope of application is wide, and user can carry out flexible configuration according to the different demands of using electricity system; Secondly, by support independently, electronic mutual inductor is fixed on circuit breaker, facilitates that electronic mutual inductor is installed, debugging and safeguarding.
Brief description of the drawings
Fig. 1 is structure chart of the present utility model.
Fig. 2 is structure chart when electronic mutual inductor separates with breaker body with contact arm in the utility model.
Fig. 3 is electronic mutual inductor and contact arm assembled state figure mono-in the utility model.
Fig. 4 is electronic mutual inductor and contact arm assembled state figure bis-in the utility model.
Fig. 5 is the front view of electronic mutual inductor and contact arm combination in the utility model.
Fig. 6 is the cutaway view of A-A in Fig. 5.
Fig. 7 is the structure chart of device for detecting temperature in the utility model.
Fig. 8 be in the utility model in the combining structure of electronic mutual inductor and contact arm the structure chart after fitting temperature monitoring device.
Embodiment
Referring to Fig. 1 to Fig. 6, the intelligent handcart circuit breaker embodiment with electronic mutual inductor providing according to the utility model, comprise handcart 9, be located at breaker body 1 on described handcart 9, be located at pole 2 on described breaker body 1, be located at the contact arm 3 on described pole 2 and be located at the electronic mutual inductor 4 on described contact arm 3, described electronic mutual inductor 4 be sleeved on described contact arm 3 and with described contact arm 3 integrated castings.The utility model is by electronic mutual inductor 4 and contact arm 3 integrated castings; with electronic mutual inductor in prior art 4 compared with contact arm 3 combining structures; not only volume is little for this electronic mutual inductor 4; and also there is voltage transformer function; realize system power voltage measurement, metering and equipment protection function; and not limited by one or two no-load voltage ratios, the scope of application is wide, user can carry out flexible configuration according to the different demands of using electricity system.
Referring to Fig. 3 to Fig. 6, according to the utility model the above embodiments, described electronic mutual inductor 4 one sides are formed with full skirt 41, and the opposite side of described electronic mutual inductor 4 is formed with coated portion 42, the coated described contact arm 3 of described coated portion 42.Set up full skirt 41 in electronic mutual inductor 4 one sides, opposite side is set up the coated portion 42 of coated contact arm 3, increase the creepage distance of electronic mutual inductor 4, reduce the total height after electronic mutual inductor 4 combines with contact arm 3 simultaneously, facilitated installation and the secondary cabling of this device on intelligent handcart circuit breaker.Described coated portion 42 is poured with epoxy resin layer.Because except having the detection, function of measuring of primary side signal, generally also should have Mume flower contact temperature-monitoring function for the intelligent handcart circuit breaker of intelligence.Therefore, above-mentioned 42 covered section contact arms 3 of coated portion, reveal and put the temperature sensor of the contact arm 3 outside coated portion 42 for fixed temperature monitoring device; If device for detecting temperature is not installed, can make coated contact arm 3 entirety of coated portion 42, the functional equivalent of coated like this portion 42 is in contact arm sleeve, thus product structure is simplified in the assembling of saving contact arm sleeve, improves the reliability of product.
Referring to Fig. 1 to Fig. 3 and Fig. 7 and Fig. 8, according to the utility model the above embodiments, on described contact arm 3, be also provided with Mume flower contact 5 and device for detecting temperature 6, described device for detecting temperature 6 is sleeved in described coated portion 42.Described coated portion 42 is provided with projection 43, and described device for detecting temperature 6 is provided with draw-in groove 61, and described projection 43 coordinates with described draw-in groove 61.On described contact arm 3, be also set with contact arm sleeve 7, described contact arm sleeve 7 covers described device for detecting temperature 6.Adopt projection 43 to coordinate device for detecting temperature 6 is fixed on contact arm 3 with draw-in groove 61, improved the efficiency of assembling of device for detecting temperature 6.
Referring to Fig. 1, Fig. 2, Fig. 7 and Fig. 8, according to the utility model the above embodiments, described breaker body 1 is provided with support 8, and the bottom of described electronic mutual inductor 4 is provided with base 44, and described base 44 is fixed on described support 8.Described support 8 is 3, when each electronic mutual inductor 4 is connected and fixed with breaker body 1, all adopts independently support 8 to be connected with breaker body 1.By support 8 independently, electronic mutual inductor 4 is fixed on intelligent handcart circuit breaker, facilitates adjustment and the maintenance maintenance of electronic mutual inductor 4 spaced apart.Be cast in electronic mutual inductor 4 and the installation steps of contact arm 3 on breaker body 1 together specific as follows: first, in electronic mutual inductor 4 and contact arm 3 combinations, device for detecting temperature 6, contact arm sleeve 7 and Mume flower contact 5 are installed; Secondly, support 8 use screws are connected on breaker body 1, but do not screw, then with screw, contact arm 3 is connected with pole 2, also do not screw, with screw, the base of electronic mutual inductor 4 44 be connected on support 8 and screwed afterwards, after adjustment spaced apart meets the requirements, finally screwing again and connect contact arm 3 and the screw of pole 2 and the screw of connection bracket 8 and breaker body 1.
Although illustrated and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that in the situation that not departing from principle of the present utility model and spirit and can change these embodiment, scope of the present utility model is limited by claims and equivalent thereof.
Claims (6)
1. the intelligent handcart circuit breaker with electronic mutual inductor, comprise handcart, be located at breaker body on described handcart, be located at pole on described breaker body, be located at the contact arm on described pole and be located at the electronic mutual inductor on described contact arm, it is characterized in that: described electronic mutual inductor be sleeved on described contact arm and with described contact arm integrated casting.
2. intelligent handcart circuit breaker according to claim 1, is characterized in that: described electronic mutual inductor one side is formed with full skirt, and the opposite side of described electronic mutual inductor is formed with coated portion, and described coated portion is coated described contact arm.
3. intelligent handcart circuit breaker according to claim 1, is characterized in that: described breaker body is provided with support, the bottom of described electronic mutual inductor is provided with base, and described base is fixed on described support.
4. intelligent handcart circuit breaker according to claim 2, is characterized in that: on described contact arm, be also provided with Mume flower contact and device for detecting temperature, described device for detecting temperature is sleeved in described coated portion.
5. intelligent handcart circuit breaker according to claim 4, is characterized in that: described coated portion is provided with projection, and described device for detecting temperature is provided with draw-in groove, and described projection coordinates with described draw-in groove.
6. intelligent handcart circuit breaker according to claim 4, is characterized in that: on described contact arm, be also set with contact arm sleeve, described contact arm sleeve covers described device for detecting temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320877583.7U CN203660383U (en) | 2013-12-26 | 2013-12-26 | Intelligent handcart circuit breaker with electronic transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320877583.7U CN203660383U (en) | 2013-12-26 | 2013-12-26 | Intelligent handcart circuit breaker with electronic transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203660383U true CN203660383U (en) | 2014-06-18 |
Family
ID=50926737
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320877583.7U Expired - Lifetime CN203660383U (en) | 2013-12-26 | 2013-12-26 | Intelligent handcart circuit breaker with electronic transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203660383U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104253391A (en) * | 2014-09-30 | 2014-12-31 | 扬州新概念电气有限公司 | Compact solid insulation measuring cabinet |
| CN104515895A (en) * | 2014-12-23 | 2015-04-15 | 国家电网公司 | Electronic transformer combined with handcart circuit breaker |
-
2013
- 2013-12-26 CN CN201320877583.7U patent/CN203660383U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104253391A (en) * | 2014-09-30 | 2014-12-31 | 扬州新概念电气有限公司 | Compact solid insulation measuring cabinet |
| CN104515895A (en) * | 2014-12-23 | 2015-04-15 | 国家电网公司 | Electronic transformer combined with handcart circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140618 |
|
| CX01 | Expiry of patent term |