CN201015108Y - Electromechanical tripping gear for creepage protector - Google Patents
Electromechanical tripping gear for creepage protector Download PDFInfo
- Publication number
- CN201015108Y CN201015108Y CNU2006200477492U CN200620047749U CN201015108Y CN 201015108 Y CN201015108 Y CN 201015108Y CN U2006200477492 U CNU2006200477492 U CN U2006200477492U CN 200620047749 U CN200620047749 U CN 200620047749U CN 201015108 Y CN201015108 Y CN 201015108Y
- Authority
- CN
- China
- Prior art keywords
- perforate
- applicable
- resetting shaft
- dynamo
- trip gear
- 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
Abstract
An electromechanical releasing device, which is applicable to an electricity leakage protector, comprises a circuit board, a base on the circuit board and a frame which is matched with the base. The utility model is characterized in that the releasing device is also provided with a releasing device, which comprises a magnetic guiding device, a pull bar and a big spring on the pull bar, and a resetting shaft and a back spring on the resetting shaft. The magnetic guiding device comprises a magnetizer, a coil framework in the magnetizer and a yoke on the coil framework. The utility model provides the electromechanical releasing device, which is applicable to the electricity leakage protector. By using each physical property of the machinery, electricity and magnetism, the purpose of free release can be realized, so that the efficiency of the circuit switch can be realized, and the special requirement of device protection can be met.
Description
Technical field
The utility model relates to a kind of dynamo-electric trip gear that is applicable to earth leakage protective device.
Background technology
The mechanical structure that requires earth leakage protective device of GB20044-2005 (being equivalent to IEC61540-1999) and GB16916.1-2003 (being equivalent to IEC61008-1996) country and international standard should possess free tripping mechanism, and so-called trip free is exactly that requirement all should guarantee that when any moment of switch contact in closing course switch contact at any time can disjunction.
But the tripping mechanism of existing product exists in electromechanics utilization and cooperates complicatedly, and parts are many, process loaded down with trivial details, defectives such as product cost height.
The utility model content
A kind of dynamo-electric trip gear that is applicable to earth leakage protective device that the utility model provides has utilized machine, electricity, and the various physical characteristics of magnetic have realized the purpose of trip free, have both reached the effect of contactor, have satisfied the extraordinary requirement of protective device again.
In order to achieve the above object, the utility model provides a kind of dynamo-electric trip gear that is applicable to earth leakage protective device, comprise circuit board, be arranged on the pedestal on the circuit board, and with the frame of the supporting setting of pedestal, characteristics are, also comprise trip gear;
Described trip gear comprises magnetic conduction device, pull bar and is arranged on big spring and the resetting shaft on the pull bar and is arranged on back-moving spring on the resetting shaft;
Described magnetic conduction device comprises magnetic conductor, is arranged on the interior coil rack of magnetic conductor, is arranged on the magnetic conductive board on the coil rack;
Described pull bar comprises head and afterbody, and the section of described head is I-shaped;
Described resetting shaft comprises head and afterbody, and the diameter of described head is less than the diameter of afterbody;
Be wound with hot-wire coil on the described coil rack, this coil rack places in the space that described magnetic conductor and magnetic conductive board surround jointly, and the central authorities of described magnetic conductor, coil rack and magnetic conductive board all are provided with the perforate of concentric co-axial; The internal diameter of perforate is greater than the external diameter of resetting shaft head and less than the external diameter of resetting shaft afterbody on the magnetic conductor, the internal diameter of perforate is more than or equal to the external diameter of resetting shaft afterbody on the coil rack, the internal diameter of perforate equals the external diameter of perforate on the coil rack on the magnetic conductive board, and the external diameter of pull bar is smaller or equal to the internal diameter of perforate on the coil rack;
Be respectively arranged with the perforate of concentric co-axial on described circuit board and the pedestal, the internal diameter of this perforate equals or is slightly larger than the internal diameter of perforate on the magnetic conductive board;
Described magnetic conduction device is arranged on the centre of described circuit board and pedestal;
Described rod head is nested lives described frame, thereby frame and pull bar are moved together, and described pull bar afterbody stretches into the perforate of magnetic conduction device from the top after passing perforate on the pedestal, and this moment, big spring was between rod head and magnetic conductive board;
The afterbody of described resetting shaft is nested on the described magnetic conductor resetting shaft downwards, and at this moment, the head of resetting shaft is positioned at the below of described circuit board, and back-moving spring is between resetting shaft head and magnetic conductor;
The coefficient of elasticity of described back-moving spring is far longer than the coefficient of elasticity of big spring;
Described circuit board also comprises power input;
Described pedestal also comprises power output end and fixed contact;
Described frame also comprises spring copper sheet and is arranged on moving contact on the spring copper sheet;
Described frame axle connects described pedestal, and described frame can be done circular motion around connecting axle;
Further, the described dynamo-electric trip gear of earth leakage protective device that is applicable to also comprises test button, described test button is arranged on the below of described circuit board, it is button that produces the simulation electric leakage in the earth leakage protective device, purpose is whether allow the user check circuit normal, and whether protector has defencive function;
A kind of dynamo-electric trip gear that is applicable to earth leakage protective device that the utility model provides, when being in off-state, because the effect of big spring, it is toward the direction motion away from resetting shaft all the time that pull bar drives frame, up to the extreme position that moves to frame, be subjected to the pulling force of pedestal, equally, under the effect of back-moving spring, resetting shaft is toward the direction motion away from pull bar all the time, be subjected to the restriction of magnetic conductor up to the afterbody of resetting shaft, because it is not the magnetic field of the hot-wire coil on the coil rack is certain, big to pull bar and resetting shaft adhesive are integral, therefore under off-state, the moving contact that is fixed on the frame separates with fixed contact on being fixed on pedestal, makes the input and the output disjunction of power supply;
Under the effect of manpower, resetting shaft is upwards pushed away, behind the elastic force that has overcome back-moving spring, make resetting shaft gradually near pull bar, when resetting shaft and pull bar are close to certain distance, because the effect in the magnetic field of hot-wire coil, pull bar and resetting shaft are integral adhesive, cancel the effect of manpower then, adhesive all-in-one-piece pull bar and resetting shaft overcome at back-moving spring under the effect of big spring elastic force, will be toward the direction of principal axis motion (elastic force of back-moving spring is much larger than the elastic force of big spring) that resets, up to the restriction that is subjected to magnetic conductor, and frame is also moved toward the direction of principal axis that resets under the drive of pull bar, up to the restriction that is subjected to the dynamic/static contact group.So far, dynamic/static contact group closure has realized the input and the output connection of power supply;
In above-mentioned closing course, even if pull bar and resetting shaft adhesive are integral, in case open circuit, then hot-wire coil is with instantaneous dead electricity, also be that magnetic field is undone, pull bar and resetting shaft just can't be integral in adhesive like this, and the two moves under the effect of spring force separately, the final separation that realizes the dynamic/static contact group also is the input and the output disjunction of power supply.
A kind of dynamo-electric trip gear that is applicable to earth leakage protective device that the utility model provides utilizes machinery and electric cooperating, and has both realized the special function of free tripping mechanism; it is simple to have reached mechanical structure again; parts are few, and are easy to process, purpose cheap for manufacturing cost.
Description of drawings
Fig. 1 is a kind of structure explosive view that is applicable to the dynamo-electric trip gear of earth leakage protective device that the utility model provides;
Fig. 2 is a kind of cross-sectional view of dynamo-electric trip gear under off-state that is applicable to earth leakage protective device that the utility model provides;
Fig. 3 is a kind of cross-sectional view of dynamo-electric trip gear under closure state that is applicable to earth leakage protective device that the utility model provides.
Embodiment
Followingly specify a kind of better embodiment of the present utility model according to Fig. 1～Fig. 3:
As shown in Figure 1, the utility model provides a kind of dynamo-electric trip gear that is applicable to earth leakage protective device, comprise circuit board 1, be arranged on the pedestal 5 on the circuit board 1, and with the frame 6 of pedestal 5 supporting settings, characteristics are, also comprise trip gear;
Described trip gear comprises magnetic conduction device, pull bar 10 and is arranged on big spring 11 and the resetting shaft 16 on the pull bar 10 and is arranged on back-moving spring 15 on the resetting shaft 16;
Described magnetic conduction device comprises magnetic conductor 14, be arranged on coil rack 13 in the magnetic conductor 14, be arranged on the magnetic conductive board 12 on the coil rack 13;
Described pull bar 10 comprises head 101 and afterbody 102, cuing open of described head 101 and be I-shaped;
Described resetting shaft 16 comprises head 161 and afterbody 162, and the diameter of described head 161 is less than the diameter of afterbody 162;
Be wound with hot-wire coil on the described coil rack 13, this coil rack 13 places in the space that described magnetic conductor 14 and magnetic conductive board 12 surround jointly, and the central authorities of described magnetic conductor 14, coil rack 13 and magnetic conductive board 12 all are provided with the perforate of concentric co-axial; The internal diameter of perforate is greater than the external diameter of resetting shaft head 161 and less than the external diameter of resetting shaft afterbody 162 on the magnetic conductor 14, the internal diameter of perforate is more than or equal to the external diameter of resetting shaft afterbody 162 on the coil rack 13, the internal diameter of perforate equals the external diameter of perforate on the coil rack 13 on the magnetic conductive board 12, and the external diameter of pull bar 10 is smaller or equal to the internal diameter of perforate on the coil rack 13;
Be respectively arranged with the perforate of concentric co-axial on described circuit board 1 and the pedestal 5, the internal diameter of this perforate equals or is slightly larger than the internal diameter of perforate on the magnetic conductive board 12;
Described magnetic conduction device is arranged on the centre of described circuit board 1 and pedestal 5;
Described rod head 101 is nested lives described frame 6, thereby frame 6 and pull bar 10 are moved together, described pull bar afterbody 102 stretches into the perforate of magnetic conduction device from the top after passing perforate on the pedestal 5, and this moment, big spring 11 was between pull bar 10 heads and magnetic conductive board 12;
The afterbody 162 of described resetting shaft 16 is nested on the described magnetic conductor 14 resetting shaft 16 downwards, and at this moment, the head 161 of resetting shaft 16 is positioned at the below of described circuit board 1, and back-moving spring 15 is between resetting shaft head 161 and magnetic conductor 14;
The coefficient of elasticity of described big spring 11 is far longer than the coefficient of elasticity of described back-moving spring 15;
Described circuit board 1 also comprises power input 2;
Described pedestal 5 also comprises power output end 17 and fixed contact 9;
Described frame 6 also comprises spring copper sheet 7 and is arranged on moving contact 8 on the spring copper sheet 7;
6 of described frames connect described pedestal 5, and described frame 6 can be done circular motion around connecting axle;
Further, the described dynamo-electric trip gear of earth leakage protective device that is applicable to also comprises test button 18, described test button 18 is arranged on the below of described circuit board 1, it is button that produces the simulation electric leakage in the earth leakage protective device, purpose is whether allow the user check circuit normal, and whether protector has defencive function;
A kind of dynamo-electric trip gear that is applicable to earth leakage protective device that the utility model provides, as shown in Figure 2, when being in off-state, because the effect of big spring 11, it is toward the direction motion away from resetting shaft 16 all the time that pull bar 10 drives frame 6, up to the extreme position that moves to frame 6, be subjected to the pulling force of pedestal 5, equally, under the effect of back-moving spring 15, resetting shaft 16 is toward away from the motion of the direction of pull bar 10 all the time, is subjected to the restriction of magnetic conductor 14 up to the afterbody of resetting shaft 16, because the magnetic field of the hot-wire coil on the coil rack 13 is certain, not big to pull bar 10 and resetting shaft 16 adhesives are integral under off-state, therefore, the moving contact 8 that is fixed on the frame 6 separates with fixed contact 9 on being fixed on pedestal 5, makes the input and the output disjunction of power supply;
As shown in Figure 3, under the effect of manpower, resetting shaft is upwards pushed away, behind the elastic force that has overcome back-moving spring 15, make resetting shaft 16 gradually near pull bar 10, when resetting shaft 16 and pull bar 10 are close to certain distance, because the effect in the magnetic field of hot-wire coil, pull bar 10 and resetting shaft 16 are integral adhesive, cancel the effect of manpower then, adhesive all-in-one-piece pull bar 10 and resetting shaft 16, overcome at back-moving spring 15 under the effect of big spring 11 elastic force, will be toward resetting shaft 16 directions motions (elastic force of back-moving spring 15 is much larger than the elastic force of big spring 11), up to the restriction that is subjected to magnetic conductor 14, and frame 6 is also moved toward resetting shaft 16 directions under the drive of pull bar 10, up to the restriction that is subjected to the dynamic/static contact group.So far, dynamic/static contact group closure has realized the input and the output connection of power supply;
In above-mentioned closing course, even if pull bar 10 and resetting shaft 16 adhesive are integral, in case open circuit, then hot-wire coil is with instantaneous dead electricity, also be that magnetic field is undone, pull bar 10 and resetting shaft 16 just can't be integral in adhesive like this, and the two moves under the effect of spring force separately, the final separation that realizes the dynamic/static contact group also is the input and the output disjunction of power supply.
A kind of dynamo-electric trip gear that is applicable to earth leakage protective device that the utility model provides utilizes machinery and electric cooperating, and has both realized the special function of free tripping mechanism, has reached purpose simple in structure, with low cost, easily manufactured again.
Claims (10)
1. a dynamo-electric trip gear that is applicable to earth leakage protective device comprises circuit board (1), is arranged on the pedestal (5) on the circuit board (1), and with the frame (6) of the supporting setting of pedestal (5), it is characterized in that, also comprise trip gear;
Described trip gear comprises magnetic conduction device, pull bar (10) and is arranged on big spring (11) and the resetting shaft (16) on the pull bar (10) and is arranged on back-moving spring (15) on the resetting shaft (16);
Described magnetic conduction device comprises magnetic conductor (14), is arranged on the interior coil rack (13) of magnetic conductor (14), is arranged on the magnetic conductive board (12) on the coil rack (13);
Described coil rack is wound with hot-wire coil on (13), this coil rack (13) places in the space that described magnetic conductor (14) and magnetic conductive board (12) surround jointly, and the central authorities of described magnetic conductor (14), coil rack (13) and magnetic conductive board (12) all are provided with the perforate of concentric co-axial.
2. the dynamo-electric trip gear that is applicable to earth leakage protective device as claimed in claim 1 is characterized in that, described pull bar (10) comprises head (101) and afterbody (102), and the section of described head (101) is I-shaped.
3. the dynamo-electric trip gear that is applicable to earth leakage protective device as claimed in claim 1 is characterized in that, described resetting shaft (16) comprises head (161) and afterbody (162), and the diameter of described head (161) is less than the diameter of afterbody (162).
4. the dynamo-electric trip gear that is applicable to earth leakage protective device as claimed in claim 1 is characterized in that, the internal diameter that described magnetic conductor (14) is gone up perforate is greater than the external diameter of resetting shaft (16) head and less than the external diameter of resetting shaft afterbody (162);
Described coil rack (13) is gone up the external diameter of the internal diameter of perforate more than or equal to resetting shaft afterbody (162);
The internal diameter that described magnetic conductive board (12) is gone up perforate equals the external diameter that coil rack (13) is gone up perforate;
The external diameter of described pull bar (10) is gone up the internal diameter of perforate smaller or equal to coil rack (13);
Be respectively arranged with the perforate of concentric co-axial on described circuit board (1) and the pedestal (5), the internal diameter of this perforate equals or is slightly larger than the internal diameter of the last perforate of magnetic conductive board (12).
5. the dynamo-electric trip gear that is applicable to earth leakage protective device as claimed in claim 1 is characterized in that described magnetic conduction device is arranged on the centre of described circuit board (1) and pedestal (5).
6. the dynamo-electric trip gear that is applicable to earth leakage protective device as claimed in claim 1; it is characterized in that; the nested described frame (6) of living of described rod head (101); described pull bar afterbody (102) stretches into the perforate of magnetic conduction device from the top after passing perforate on the pedestal (5), and big spring this moment (11) is positioned between pull bar (10) head and the magnetic conductive board (12).
7. the dynamo-electric trip gear that is applicable to earth leakage protective device as claimed in claim 1; it is characterized in that; the afterbody (162) of described resetting shaft (16) is nested on the described magnetic conductor (14) resetting shaft (16) downwards; the head (161) of resetting shaft (16) is positioned at the below of described circuit board (1), and back-moving spring (15) is positioned between resetting shaft head (161) and the magnetic conductor (14).
8. the dynamo-electric trip gear that is applicable to earth leakage protective device as claimed in claim 1 is characterized in that described circuit board (1) also comprises power input (2);
Described pedestal (5) also comprises power output end (17) and fixed contact (9);
Described frame (6) also comprises spring copper sheet (7) and is arranged on moving contact (8) on the spring copper sheet (7);
6 of described frames connect described pedestal 5, and described frame 6 can be done circular motion around connecting axle.
9. the dynamo-electric trip gear that is applicable to earth leakage protective device as claimed in claim 1 is characterized in that, the coefficient of elasticity of described back-moving spring (11) is far longer than the coefficient of elasticity of described big spring (15).
10. the dynamo-electric trip gear that is applicable to earth leakage protective device as claimed in claim 1; it is characterized in that; the described dynamo-electric trip gear of earth leakage protective device that is applicable to also comprises test button (18), and described test button (18) is arranged on the below of described circuit board (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200477492U CN201015108Y (en) | 2006-11-13 | 2006-11-13 | Electromechanical tripping gear for creepage protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200477492U CN201015108Y (en) | 2006-11-13 | 2006-11-13 | Electromechanical tripping gear for creepage protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201015108Y true CN201015108Y (en) | 2008-01-30 |
Family
ID=39026905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200477492U Expired - Fee Related CN201015108Y (en) | 2006-11-13 | 2006-11-13 | Electromechanical tripping gear for creepage protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201015108Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015188783A1 (en) * | 2014-06-13 | 2015-12-17 | 施耐德电气工业公司 | Tripping mechanism and leakage protector |
-
2006
- 2006-11-13 CN CNU2006200477492U patent/CN201015108Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2015188783A1 (en) * | 2014-06-13 | 2015-12-17 | 施耐德电气工业公司 | Tripping mechanism and leakage protector |
| CN105336553A (en) * | 2014-06-13 | 2016-02-17 | 施耐德电气工业公司 | Releasing mechanism and leakage protector |
| CN105336553B (en) * | 2014-06-13 | 2017-12-01 | 施耐德电气工业公司 | Tripping mechanism and earth leakage protective device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103337424B (en) | A kind of permanent magnet releaser | |
| CN202888074U (en) | Magnetic microswitch | |
| CN201015108Y (en) | Electromechanical tripping gear for creepage protector | |
| CN201732722U (en) | Indoor permanent magnetic seal high-voltage vacuum breaker | |
| CN204361036U (en) | For the overvoltage/undervoltage protection trip gear of circuit breaker | |
| CN201527936U (en) | Electromagnetic relay with U-shaped grooves | |
| CN203910409U (en) | Low-noise electromagnet | |
| CN203931974U (en) | The magnetictrip of circuit breaker | |
| CN203339083U (en) | Permanent magnet trip | |
| CN203553080U (en) | Protection switch for preventing overcurrent and overvoltage | |
| CN203760402U (en) | Miniature circuit breaker electromagnetic release | |
| CN102412102B (en) | Permanent magnet over-current opening device of outdoor high-voltage circuit breaker | |
| CN201311898Y (en) | Electricity leakage tripping mechanism with alarm | |
| CN103247480B (en) | Electronic overload relay | |
| CN104332365B (en) | The short delayed releasing mechanism of selective protection formula miniature circuit breaker | |
| CN202405186U (en) | Relay | |
| CN209133425U (en) | A kind of new type of relay | |
| CN103578878A (en) | Tripper used for intelligent electric leakage comprehensive protector and molded case circuit breaker | |
| CN203250684U (en) | Electromagnetic operation mechanism of vacuum circuit breaker | |
| CN203277229U (en) | Electronic overload relay capable of improving operation reliability | |
| CN203013653U (en) | Magnetic flux converting device | |
| CN203242559U (en) | Permanent magnetic operating mechanism for vacuum circuit breaker | |
| CN205092204U (en) | Small -size electromagnetism release of low pressure | |
| CN202502964U (en) | Over-/under-voltage tripping device of miniature circuit breaker | |
| CN203466148U (en) | Novel circuit breaker tripping device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080130 Termination date: 20111113 |