CN202405207U - Excitation tripping device suitable for miniature circuit breaker (MCB) - Google Patents
Excitation tripping device suitable for miniature circuit breaker (MCB) Download PDFInfo
- Publication number
- CN202405207U CN202405207U CN2012200162750U CN201220016275U CN202405207U CN 202405207 U CN202405207 U CN 202405207U CN 2012200162750 U CN2012200162750 U CN 2012200162750U CN 201220016275 U CN201220016275 U CN 201220016275U CN 202405207 U CN202405207 U CN 202405207U
- Authority
- CN
- China
- Prior art keywords
- iron core
- circuit breaker
- applicable
- small
- coil
- 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
Images
Landscapes
- Breakers (AREA)
Abstract
The utility model discloses an excitation tripping device suitable for an MCB, and solves the problems that a current coil framework casing with an indicating component support in the excitation tripping device is difficult in processing and not suitable for a voltage trip. The excitation tripping device suitable for the MCB comprises a field yoke, a trip and the indicating component support are arranged in the field yoke, the trip includes the coil framework casing and a coil, the indicating component support is arranged on the coil skeleton casing, a movable iron core and a static iron core are arranged in the coil skeleton casing, an accommodating groove is arranged on the static iron core, an ejector rod and a spring are arranged in the accommodating groove, a round hole is arranged at the bottom of the accommodating groove, and the static iron core is connected with the movable iron core through the spring and the ejector rod. The excitation tripping device suitable for the MCB has the advantages of being simple in structure, convenient to process and wind voltage coils due to the fact that the existing integrated current coil framework casing with the indicating component support is divided into two parts, capable of serving as the voltage trip, and convenient and reliable in assembling.
Description
Technical field
The utility model relates to a kind of excitation trip gear that is applicable to small-sized type of circuit breaker.
Background technology
Small-sized type circuit breaker is used for connecting and cut-offfing circuit, and it not only can connect and cut-off the circuit under the normal operating conditions, also can cut-off the circuit that has fault.Small-sized type of circuit breaker is made up of following several main parts: but 1. the contact of disjunction connects.It is made up of fixed contact and movable contact.2. trip gear.3. drive the transmission device of contact.4. arc extinguishing equipment.Space in the existing miniature circuit breaker housing is very limited; And also have indication piece usually; Its indication piece is installed through the indication piece frame, and indication piece frame and release current coil skeleton shell are integral structure, constitutes the excitation trip gear of small-sized type of circuit breaker.This structure is perhaps passable for the current-release device; Because the coil of current-release device is to be enclosed within on the bobbin, and is inappropriate for the voltage trip device, because the coil of voltage trip device need be wound on the bobbin; Coil turn is many, during coiling the hanging wire phenomenon can take place.And the structure of integral type is being processed and is being installed all cumbersome.
Summary of the invention
Be with the current coil skeleton shell of indicating device frame to assemble difficulty in the background technology in the excitation trip gear for solving, and be inappropriate for the problem of voltage trip device, the utility model provides a kind of excitation trip gear that is applicable to small-sized type of circuit breaker.
The technical scheme of the utility model is: a kind of excitation trip gear that is applicable to small-sized type of circuit breaker; Comprise yoke, be provided with release and indication piece frame in the described yoke, described release comprises coil rack shell and coil; Described indication piece is set up on the coil rack shell; Be provided with moving iron core and static iron core in the described coil rack shell, described static iron core is provided with storage tank, is provided with push rod and spring in the described storage tank; The bottom of described storage tank is provided with circular hole, and described static iron core links to each other with moving iron core with push rod through spring.
As a kind of improvement of the utility model, described coil rack shell is provided with round platform, and described indication piece frame is provided with through hole, and described round platform is corresponding with through hole.
Another kind as the utility model improves, and described round platform is provided with some locating pieces, and the excircle of the through hole of described indication piece frame is provided with corresponding with it location notch.
Another kind as the utility model improves, and described locating piece is one.
Improve as the another kind of the utility model, described yoke is provided with draw-in groove, said draw-in groove respectively with static iron core and the clamping of coil rack shell facies.
Another kind as the utility model improves, and described draw-in groove is the U type.
Another kind as the utility model improves, and described moving iron core is trapezoidal, and described moving iron core comprises first cylinder and second cylinder.
Another kind as the utility model improves, and described coil rack shell is provided with cannelure, is provided with coil in the described ring shaped slot.
The beneficial effect of the utility model is; The current coil skeleton shell of the band indicating device frame of original integral type is divided into two parts; Make not only simple in structurely, easy to process, and make things convenient for the coiling of potential winding, it is used as the voltage trip device; And the utility model is easy to assembly, and is reliable.
Description of drawings
Accompanying drawing 1 is the structural representation of the utility model.
Accompanying drawing 2 is the structural representation of release in the accompanying drawing 1.
Accompanying drawing 3 is indication piece frame 2 structural representations in the accompanying drawing 1.
The structural representation that accompanying drawing 4 matches for the middle release of the utility model and indication piece frame 2.
Accompanying drawing 5 is the structural representation of moving iron core in the accompanying drawing 2.
Among the figure, yoke 1, draw-in groove 11, indication piece frame 2, through hole 21, location notch 211, installing hole 22; Coil rack shell 3, round platform 31, locating piece 311, cannelure 32, coil 4, moving iron core 5; First cylinder, 51, the second cylinders 52, static iron core 6, storage tank 61, circular hole 611, push rod 7.
Embodiment
Below in conjunction with accompanying drawing the utility model embodiment is described further:
By Fig. 1 combine Fig. 2,3,4, shown in 5, a kind of excitation trip gear that is applicable to small-sized type circuit breaker comprises yoke 1; Be provided with release and indication piece frame 2 in the described yoke 1, described release comprises coil rack shell 3 and coil 4, and described indication piece frame 2 is provided with installing hole 22 and is used to install indication piece; Indication piece frame 2 is equal with yoke 1 end face; Prevent indication piece from rotating and influence product and divide fashionable normal indication that described indication piece frame 2 is located on the coil rack shell 3, is provided with moving iron core 5 and static iron core 6 in the described coil rack shell 3; Described static iron core 6 is provided with storage tank 61; Be provided with push rod 7 and spring in the described storage tank 61, the bottom of described storage tank 61 is provided with circular hole 611, and described static iron core 6 links to each other with moving iron core 5 with push rod 7 through spring.The beneficial effect of the utility model is; The current coil skeleton shell of the band indicating device frame of original integral type is divided into two parts; Make not only simple in structurely, easy to process, and make things convenient for the coiling of potential winding, it is used as the voltage trip device; And the utility model is easy to assembly, and is reliable.
Described coil rack shell 3 is provided with round platform 31; Described indication piece frame 2 is provided with through hole 21; Described round platform 31 is corresponding with through hole 21, and described round platform 31 is provided with some locating pieces 311, and the excircle of the through hole 21 of described indication piece frame 2 is provided with corresponding with it location notch 211.Certain only locating piece 311 is one, and corresponding with it location notch 211 also is one.Such structure makes coil rack shell and indication piece frame location reliably, and simple in structure, easy to assembly.
Described yoke 1 is provided with draw-in groove 11, and described draw-in groove 11 is the U type, said draw-in groove 11 respectively with static iron core 6 and coil rack shell 3 on round platform 31 clamping mutually.Such mode is fixing reliable, easy for installation.
Described moving iron core 5 is trapezoidal, and described moving iron core comprises first cylinder 51 and second cylinder 52.Described first cylinder 51 links to each other with push rod 7, promotes push rod 7 motions, and described second cylinder 52 is located in the round platform 31 of coil rack shell 3, plays the effect of motion bearing directing, makes that the motion of moving iron core 5 is more reliable.
Described coil rack shell 3 is provided with cannelure 32, is provided with coil 4 in the described ring shaped slot 32.Such structure has been avoided the play of coil on the coil rack shell.
Every technical staff's notice: though the utility model is described according to above-mentioned embodiment; But the invention thought of the utility model is not limited in this utility model; The repacking of any utilization inventive concept all will be included in this patent scope of patent protection.
Claims (8)
1. excitation trip gear that is applicable to small-sized type circuit breaker; Comprise yoke (1); It is characterized in that: be provided with release and indication piece frame (2) in the described yoke (1); Described release comprises coil rack shell (3) and coil (4), and described indication piece frame (2) is located on the coil rack shell (3), is provided with moving iron core (5) and static iron core (6) in the described coil rack shell (3); Described static iron core (6) is provided with storage tank (61); Be provided with push rod (7) and spring in the described storage tank (61), the bottom of described storage tank (61) is provided with circular hole (611), and described static iron core (6) links to each other with moving iron core (5) with push rod (7) through spring.
2. a kind of excitation trip gear that is applicable to small-sized type of circuit breaker according to claim 1; It is characterized in that described coil rack shell (3) is provided with round platform (31); Described indication piece frame (2) is provided with through hole (21), and described round platform (31) is corresponding with through hole (21).
3. a kind of excitation trip gear that is applicable to small-sized type of circuit breaker according to claim 2; It is characterized in that described round platform (31) is provided with some locating pieces (311), the excircle of the through hole (21) of described indication piece frame (2) is provided with corresponding with it location notch (211).
4. a kind of excitation trip gear that is applicable to small-sized type of circuit breaker according to claim 3 is characterized in that described locating piece (311) is one.
5. a kind of excitation trip gear that is applicable to small-sized type circuit breaker according to claim 1 is characterized in that (1) is provided with draw-in groove (11) on the described yoke, said draw-in groove (11) respectively with static iron core (6) and coil rack shell (3) clamping mutually.
6. a kind of excitation trip gear that is applicable to small-sized type of circuit breaker according to claim 1 is characterized in that described draw-in groove (11) is the U type.
7. a kind of excitation trip gear that is applicable to small-sized type of circuit breaker according to claim 1 is characterized in that described moving iron core (5) is trapezoidal, and described moving iron core (5) comprises first cylinder (51) and second cylinder (52).
8. a kind of excitation trip gear that is applicable to small-sized type of circuit breaker according to claim 1 is characterized in that described coil rack shell (3) is provided with cannelure (32), is provided with coil (4) in the described ring shaped slot (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200162750U CN202405207U (en) | 2012-01-14 | 2012-01-14 | Excitation tripping device suitable for miniature circuit breaker (MCB) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200162750U CN202405207U (en) | 2012-01-14 | 2012-01-14 | Excitation tripping device suitable for miniature circuit breaker (MCB) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202405207U true CN202405207U (en) | 2012-08-29 |
Family
ID=46702838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200162750U Expired - Fee Related CN202405207U (en) | 2012-01-14 | 2012-01-14 | Excitation tripping device suitable for miniature circuit breaker (MCB) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202405207U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105070612A (en) * | 2015-08-05 | 2015-11-18 | 浙江凯发电气股份有限公司 | Electromagnetic release with shunting function |
-
2012
- 2012-01-14 CN CN2012200162750U patent/CN202405207U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105070612A (en) * | 2015-08-05 | 2015-11-18 | 浙江凯发电气股份有限公司 | Electromagnetic release with shunting function |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103594295B (en) | The trip gear of residual current action breaker | |
| CN202405207U (en) | Excitation tripping device suitable for miniature circuit breaker (MCB) | |
| GB201117771D0 (en) | Stator for an electrical machine | |
| CN105762035A (en) | Releasing system with integration of leakage releasing and electromagnetic releasing | |
| CN203931974U (en) | The magnetictrip of circuit breaker | |
| CN202871722U (en) | Hydraulic type electromagnetic breaker release | |
| CN102543611A (en) | Electrical protection device comprising the differential protection function | |
| CN205609460U (en) | Dropout system of integration that electric leakage is threaded off and electromagnetism is threaded off | |
| CN203644708U (en) | Tripping device of residual current circuit breaker | |
| CN203760402U (en) | Miniature circuit breaker electromagnetic release | |
| CN203250684U (en) | Electromagnetic operation mechanism of vacuum circuit breaker | |
| CN202134398U (en) | External current transformer of geographic information system GIS | |
| CN103247480B (en) | Electronic overload relay | |
| CN202444385U (en) | Rotor coil winding device of non-salient pole core | |
| CN203746772U (en) | Miniature breaker with easily-installed tripping mechanism | |
| CN202502964U (en) | Over-/under-voltage tripping device of miniature circuit breaker | |
| CN201259989Y (en) | Non-buckle tripping device of multifunctional protection socket | |
| CN1881507B (en) | Magnetic circuit of electromagnetic relay and its working method | |
| CN202736868U (en) | Leakage protector | |
| CN102637559B (en) | Overvoltage and undervoltage tripper of small-sized breaker | |
| CN220273413U (en) | Framework for motor coil | |
| CN219286323U (en) | Iron core of air switch | |
| CN201708606U (en) | Improved integral alternating current generator rotor | |
| KR200451693Y1 (en) | Relay Winding Apparatus | |
| CN202651029U (en) | Circuit breaker preventing after-current leakage |
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: 20120829 Termination date: 20180114 |