CN203118875U - Central fastener type straight-operation AC contactor - Google Patents
Central fastener type straight-operation AC contactor Download PDFInfo
- Publication number
- CN203118875U CN203118875U CN 201220561792 CN201220561792U CN203118875U CN 203118875 U CN203118875 U CN 203118875U CN 201220561792 CN201220561792 CN 201220561792 CN 201220561792 U CN201220561792 U CN 201220561792U CN 203118875 U CN203118875 U CN 203118875U
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- dropout
- contactor
- dead bolt
- fixed
- straight
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Abstract
The utility model relates to a central fastener type straight-operation AC contactor which belongs to the technical field of a low-voltage electric appliance. A movable contact is equipped on a movable insertion core. A static contact is fixed on a static contact mount which is fixed on a contactor base. A static magnet which is fixed on the contactor base is provided between a hanging board and the contactor base. Two suction coils are placed on the static magnet. The central fastener type straight-operation AC contactor is characterized in that: the central position of the static magnet between the two suction coils is provided with a fastener mechanism; the fastener mechanism comprises a lock bolt and a lock pin; the lock pin is fixed on the hanging board; the lock belt is connected with a brake separating releasing rack which can automatically reset; the brake separating releasing rack is equipped on a fastener base; the fastener base is fixed on the static magnet; a brake separating releasing device is correspondingly equipped at the outer end of a releasing force arm of the brake separating releasing rack; and the lower end of a releasing rod of the brake separating releasing device contacts with the releasing force arm. The central fastener type straight-operation AC contactor has the following advantages: no power consumption or no noise in operation process, prevention for coil and contact burnout, small volume, small occupation space, compact and reasonable structure, high sensitivity and high reliability.
Description
Technical field
The utility model relates to the straight AC contactor of a kind of center lock button, belongs to the low voltage electrical apparatus technology field.
Background technology
A.C. contactor is the most widely used electric device in the electric equipment, straight AC contactor includes the dynamic and static contact of mutual correspondence, moving contact is installed on the movable lock pin, fixed contact is fixed on the fixed contact fixed mount, the fixed contact fixed mount is fixed on the contactor base, the bottom of movable lock pin is equipped with adhesive electromagnet moving magnet, and the static magnet of its corresponding below is installed on the contactor base.During work, by giving the power supply of adhesive electromagnet coil, produce suction thereby make between the dynamic and static magnet of electromagnet, by moving magnet pulling activity downwards lock pin, make dynamic and static contact contact closed.Solenoid at closure state adhesive electromagnet must remain energising.If solenoid outage, under back-moving spring, touch spring effect, movable lock pin will on move, dynamic and static contact is broken away from, finish disconnection.Power consumption is big during work, and noise is big, and easily burns coil or contact, poor reliability.
And the straight AC contactor of improved side bayonet type afterwards, though coil is not burnt in not power consumption of running, noiselessness, there is complex structure, it is big to take up room, and action is the sensitive defective such as contact of easily burning inadequately.
The utility model content
The technical problems to be solved in the utility model is: provide a kind of center lock button straight AC contactor, not only not power consumption of running, noiselessness neither burn coil and also are difficult for burning contact, and volume is little, it is little to take up room, and compact conformation is reasonable, sensitive reliable.
The straight AC contactor of center lock button described in the utility model, include the moving of mutual correspondence, fixed contact, moving contact is installed on the movable lock pin, the bottom of movable lock pin is by the fixing moving magnet of adhesive electromagnet of link plate, fixed contact is fixed on the fixed contact fixed mount, the fixed contact fixed mount is fixed on the contactor base, between link plate and the contactor base static magnet that is fixed on the contactor base is arranged, settle two pull-in windings on the static magnet, the center that it is characterized in that static magnet between two pull-in windings is provided with latching device, latching device comprises dead bolt and lock pin, lock pin is fixed on the link plate, dead bolt be connected can automatically reset separating brake dropout frame on, separating brake dropout frame is installed on the snap close seat, the snap close seat is fixed on the static magnet, and the dropout arm of force outer end correspondence of separating brake dropout frame arranges the separating brake release, the release lever lower end of separating brake release and tripping force arm contact.
Wherein:
Separating brake dropout frame can have various ways, preferred following manner simple and compact for structure:
A kind ofly be, comprise dropout finger, connector, the dropout arm of force and trip shaft, the dropout finger is fixedly connected on respectively on the connector (working the effect of connection) with the dropout arm of force, connector is installed on the trip shaft, trip shaft is fixed on the snap close seat, the dropout torsion spring is installed on the trip shaft, and dead bolt is connected on the dropout finger.Wherein, dropout finger, connector and the dropout arm of force can be independently split combining structures, can be the overall structures of integral type also, satisfy instructions for use and get final product.
Another kind is: comprise dropout finger, the dropout arm of force and dropout rotating shaft, dropout finger and the dropout arm of force are fixedly connected on respectively in the dropout rotating shaft, and the dropout rotating shaft is installed on the snap close seat, and the dropout torsion spring is installed in the dropout rotating shaft, and dead bolt is connected on the dropout finger.
Dead bolt and separating brake dropout frame flexibly connect, and are connected with bearing pin connection, bulb connection, have contact with formula connection and flange connection etc., and be simple, convenient and reliable flexibly.
Described dead bolt is supported on the dead bolt guiding mechanism, guarantees that dead bolt is directed mobile.
Dead bolt guiding mechanism structure is multiple, can guarantee dead bolt directed mobile all can, simple structure can be to constitute by being positioned at dead bolt dead bolt guide shaft and cant board up and down, the dead bolt guide shaft is fixed on the cant board.Dead bolt guide shaft suit guide shaft cover, axle sleeve rotates the friction that can reduce dead bolt and guide shaft, is beneficial to the movement of dead bolt.
Dropout arm of force outer end extend out to the contactor chassis outer side, and the release lever upper end of separating brake release connects hand push button, and the push-button reset spring is set on the hand push button, makes the utility model have the manual brake separating function concurrently.
The tongue mouth of described dead bolt is inclined-plane tongue mouth, makes the easier locked groove that slips into of dead bolt, finishes locking.Lock pin is the locking bar of conical head, is provided with locked groove near conical head on the locking bar.Lock pin can also be the cross locking bar, is erected on the link plate, and namely lockpin ventilating is crossed connector or link is fixed on the link plate, can form the U font structure of split.In like manner, be set with cylinder at the cross locking bar, in like manner, cylinder rotates the friction that can reduce dead bolt and cross locking bar, is beneficial to the movement of dead bolt.
Two kinds of lock pins can adapt to the straight AC contactor of center lock button of different situations, in the reality, select for use according to installing space is different with bearing capacity.
The separating brake release is installed in the separating brake cover, and the separating brake cover is fixed on the contactor base, and is simple in structure, safe and reliable.
Latching device and the dropout arm of force, separating brake release and hand push button constitute centre-lock mechanism.
The utility model is owing to increase centre-lock mechanism on the basis of former electromagnet, and simple in structure, lock-out state need not charged maintenance, and not power consumption, noiselessness be difficult for burning coil or probe of contactor, and reliable operation can slippages.
Operation principle and process:
During work, to the pull-in winding energising, the static magnet of adhesive electromagnet attracts moving magnet to move downward, and moving magnet drive activity lock pin moves down, thereby makes dynamic and static contact contact closed; Simultaneously movable lock pin drives link plate and moves down, and the locking bar on the link plate moves down simultaneously, and it is outwards mobile to promote dead bolt, when locking bar moves down above the dead bolt latched position, dead bolt resets under separating brake is threaded off the effect of frame, dropout torsion spring again, and dead bolt locks locking bar, the pull-in winding outage.When the needs disjunction, give the release electromagnet coil electricity of separating brake release (a kind of no-voltage release commonly used), under the effect of release electromagnet, it is outwards mobile that the dropout arm of force of the release lever striking dropout frame of separating brake release, the dropout arm of force utilize lever principle to pull dead bolt, dead bolt goes out of lock, locking bar is released, and under the effect of back-moving spring, touch spring, moves on the movable lock pin, drive on the moving contact and move, moving contact and fixed contact are broken away from disconnect.
The utility model compared with prior art has following beneficial effect:
1, the mounting center latching device is simple in structure, and having realized does not have the operation of pressure, not power consumption and noiselessness.
2, separating brake dropout frame adopts lever principle, and the dropout arm of force is longer, and tripping force is little, and it is sensitive to thread off, and handled easily is beneficial to the realization no-voltage trip.
3, dead bolt has mobile guide mechanism and contacts axle sleeve and cylinder rotatable parts, and running fix is accurate, and it is little to rub again.
4, owing to the latching device compact and reasonable, volume is little, and it is little to take up room, and has satisfied the installation needs of A.C. contactor to the space.
5, be fitted with hand push button, make it have the manual brake separating function concurrently, convenient and reliable.
Description of drawings
Fig. 1 is the utility model structural representation;
Fig. 2 is centre-lock mechanism for implementing example 1 structural representation;
Fig. 3 is the A-A face cutaway view of Fig. 2;
Fig. 4 is the B-B face cutaway view of Fig. 2;
Fig. 5 is centre-lock mechanism for implementing example 2 structural representations;
Fig. 6 is the C-C face cutaway view of Fig. 5;
Fig. 7 is the D-D face cutaway view of Fig. 5;
Fig. 8 is cross locking bar structural representation.
Among the figure: 1, static magnet; 2, locking bar; 3, link plate; 4, moving magnet; 5, touch spring; 6, movable lock pin; 7, fixed contact fixed mount; 8, hand push button; 9, separating brake release; 10, dead bolt guide shaft; 11, dead bolt; 12, dropout finger; 13, the dropout arm of force; 14, back-moving spring; 15, contactor base; 16, snap close seat; 17, cant board; 18, locked groove; 19-1,19-2, pull-in winding; 20, dropout torsion spring; 21, connector; 22, trip shaft; 23, dropout rotating shaft; 24, cross locking bar; 25, cylinder.
Embodiment
Below in conjunction with drawings and Examples the utility model is described further:
As shown in Figure 1 and Figure 2: the utility model includes the dynamic and static contact of mutual correspondence, moving contact is installed on the movable lock pin 6, the fixedly moving magnet 4 of adhesive electromagnet of link plate 3 is passed through in the bottom of movable lock pin 6, fixed contact is fixed on the fixed contact fixed mount 7, fixed contact fixed mount 7 is fixed on the contactor base 15, the static magnet 1 that is fixed on the contactor base 15 is arranged between link plate 3 and the contactor base 15, settle the center of static magnet 1 between two pull-in windings 19, two pull-in winding 19-1,19-2 to be provided with latching device on the static magnet 1.
As Fig. 2, Fig. 3 and shown in Figure 4: latching device comprises dead bolt 11 and lock pin, lock pin is fixed on the link plate 3, dead bolt 11 be connected can automatically reset separating brake dropout frame on, separating brake dropout frame is installed on the snap close seat 16, snap close seat 16 is fixed on the static magnet 1, the dropout arm of force 13 outer end correspondences of separating brake dropout frame arrange separating brake release 9, and the release lever lower end of separating brake release 9 contacts with the dropout arm of force 13; Separating brake dropout frame comprises dropout finger 12, connector 21, the dropout arm of force 13 and trip shaft 22, dropout finger 12 and the dropout arm of force 13 are fixedly connected on respectively on the connector 21, connector 21 is installed on the trip shaft 22, trip shaft 22 is fixed on the snap close seat 16, dropout torsion spring 20 is installed on the trip shaft 22, and dead bolt 11 is connected on the dropout finger 12; The dead bolt guiding mechanism constitutes by being positioned at dead bolt guide shaft 10 and the cant board 17 of dead bolt about in the of 11, and dead bolt guide shaft 10 is fixed on the cant board 17, is set with the guide shaft cover on the dead bolt guide shaft 10; The dropout arm of force 13 outer ends extend out to contactor base 15 outsides, and the release lever upper end of separating brake release 9 connects hand push button 8, and the push-button reset spring is set on the hand push button 8.
As shown in Figure 8: the tongue mouth of dead bolt 11 is inclined-plane tongue mouth, and lock pin is cross locking bar 24, and the vertical rod by two ends is fixed on the link plate 3, is set with cylinder 25 at cross locking bar 24.
Operation principle and process:
When free state, moving contact and fixed contact are in released state under the effect of back-moving spring 14, touch spring 5.Dead bolt 11 rests on forward on the snap close seat 16 under the effect of dropout torsion spring 20, separating brake dropout frame.When adhesive, pull-in winding 19-1,19-2 power up the generation electromagnetic force, and the static magnet 1 of adhesive electromagnet attracts moving magnet 4 to move downward, and moving magnet 4 drive activity lock pins 6 move down, thereby make dynamic and static contact contact closed; Simultaneously movable lock pin 6 drives link plate 3 and moves down, locking bar 2 on the link plate 3 moves down simultaneously, it is outwards mobile to promote dead bolt 11, when locking bar 2 steps move down above dead bolt 11 positions, dead bolt 11 resets under the effect of separating brake dropout frame, dropout torsion spring 20 again, and dead bolt 11 slides to locked groove 18, and locking bar 2 is pinned, at pull-in winding 19-1, when 19-2 stops power supply, moving contact and fixed contact still keep in touch closure.
When the needs disjunction, give the release electromagnet coil electricity of separating brake release 9, under the effect of release electromagnet, the dropout arm of force 13 of the release lever lower end striking separating brake dropout frame of separating brake release 9, it is outwards mobile that the dropout arm of force 13 utilizes lever principle to pull dead bolt 11, dead bolt 11 begins to break away from locked groove 18, when dead bolt 11 leaves the step of locking bar 2, locking bar 2 is released, and under the effect of back-moving spring 14, touch spring 5, moves on the movable lock pin 6, drive on the moving contact and move, moving contact and fixed contact are broken away from disconnect, at this moment, stop to power to release electromagnet.
Opening button is installed on dropout core top at separating brake release 9, presses opening button and can realize manual brake separating.
Embodiment 2:
As Fig. 5, Fig. 6, shown in Figure 7: separating brake dropout frame comprises dropout finger 12, the dropout arm of force 13 and dropout rotating shaft 23, dropout finger 12 and the dropout arm of force 13 are fixedly connected on respectively in the dropout rotating shaft 23, dropout rotating shaft 23 is installed on the snap close seat 16, dropout torsion spring 20 is installed in the dropout rotating shaft 23, and dead bolt 11 is connected on the dropout finger 12.All the other are with embodiment 1, and the action of the dropout arm of force 13 drives to dropout finger 12 by dropout rotating shaft 23, thereby make dead bolt 11 actions, have also reached same purpose, have realized same beneficial effect.
By above-described embodiment as can be seen, the utility model is simple in structure, and having realized does not have the operation of pressure, not power consumption and noiselessness; Tripping force reduces, and is easy to realize no-voltage trip; Volume is little, and it is little to take up room, and compact conformation is reasonable, has satisfied the demand of A.C. contactor to the space; Equipped hand push button makes it have the advantage of manual brake separating function concurrently.
Claims (11)
1. straight AC contactor of center lock button, include the moving of mutual correspondence, fixed contact, moving contact is installed on the movable lock pin (6), the fixedly moving magnet of adhesive electromagnet (4) of link plate (3) is passed through in the bottom of movable lock pin (6), fixed contact is fixed on the fixed contact fixed mount (7), fixed contact fixed mount (7) is fixed on the contactor base (15), the static magnet (1) that is fixed on the contactor base (15) is arranged between link plate (3) and the contactor base (15), static magnet (1) is gone up and is settled two pull-in windings (19), the center that it is characterized in that static magnet (1) between two pull-in windings (19) is provided with latching device, latching device comprises dead bolt (11) and lock pin, lock pin is fixed on the link plate (3), dead bolt (11) be connected can automatically reset separating brake dropout frame on, separating brake dropout frame is installed on the snap close seat (16), snap close seat (16) is fixed on the static magnet (1), the dropout arm of force (13) the outer end correspondence of separating brake dropout frame arranges separating brake release (9), and the release lever lower end of separating brake release (9) contacts with the dropout arm of force (13).
2. the straight AC contactor of center lock button according to claim 1, it is characterized in that separating brake dropout frame comprises dropout finger (12), connector (21), the dropout arm of force (13) and trip shaft (22), dropout finger (12) and the dropout arm of force (13) are fixedly connected on respectively on the connector (21), connector (21) is installed on the trip shaft (22), trip shaft (22) is fixed on the snap close seat (16), dropout torsion spring (20) is installed on the trip shaft (22), and dead bolt (11) is connected on the dropout finger (12).
3. the straight AC contactor of center lock button according to claim 1, it is characterized in that separating brake dropout frame comprises dropout finger (12), the dropout arm of force (13) and dropout rotating shaft (23), dropout finger (12) and the dropout arm of force (13) are fixedly connected on respectively in the dropout rotating shaft (23), dropout rotating shaft (23) is installed on the snap close seat (16), dropout torsion spring (20) is installed in the dropout rotating shaft (23), and dead bolt (11) is connected on the dropout finger (12).
4. the straight AC contactor of center lock button according to claim 1 is characterized in that dead bolt (11) and separating brake dropout frame flexibly connect.
5. the straight AC contactor of center lock button according to claim 1 is characterized in that dead bolt (11) is supported on the dead bolt guiding mechanism.
6. the straight AC contactor of center lock button according to claim 5 is characterized in that the dead bolt guiding mechanism constitutes by being positioned at dead bolt (11) dead bolt guide shaft (10) and cant board (17) up and down, and dead bolt guide shaft (10) is fixed on the cant board (17).
7. the straight AC contactor of center lock button according to claim 6 is characterized in that being set with the guide shaft cover on the dead bolt guide shaft (10).
8. the straight AC contactor of center lock button according to claim 1, the arm of force (13) outer end that it is characterized in that threading off extend out to contactor base (15) outside, and the release lever upper end of separating brake release (9) connects hand push button (8).
9. according to the straight AC contactor of the described center lock button of the arbitrary claim of claim 1-8, the tongue mouth that it is characterized in that dead bolt (11) is inclined-plane tongue mouth, lock pin is the locking bar (2) of conical head, and locking bar (2) is gone up near conical head and is provided with locked groove (18).
10. according to the straight AC contactor of the described center lock button of the arbitrary claim of claim 1-8, the tongue mouth that it is characterized in that dead bolt (11) is inclined-plane tongue mouth, and lock pin is the cross locking bar, is erected on the link plate (3).
11. the straight AC contactor of center lock button according to claim 10 is characterized in that being set with on the cross locking bar cylinder (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220561792 CN203118875U (en) | 2012-10-30 | 2012-10-30 | Central fastener type straight-operation AC contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220561792 CN203118875U (en) | 2012-10-30 | 2012-10-30 | Central fastener type straight-operation AC contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203118875U true CN203118875U (en) | 2013-08-07 |
Family
ID=48899197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220561792 Withdrawn - After Issue CN203118875U (en) | 2012-10-30 | 2012-10-30 | Central fastener type straight-operation AC contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203118875U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102956403A (en) * | 2012-10-30 | 2013-03-06 | 山东卓尔电气有限公司 | Straight-movement AC(Alternating Current) contactor with lock catch arranged at center |
-
2012
- 2012-10-30 CN CN 201220561792 patent/CN203118875U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102956403A (en) * | 2012-10-30 | 2013-03-06 | 山东卓尔电气有限公司 | Straight-movement AC(Alternating Current) contactor with lock catch arranged at center |
| CN102956403B (en) * | 2012-10-30 | 2015-03-04 | 山东卓尔电气有限公司 | Straight-movement AC(Alternating Current) contactor with lock catch arranged at center |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130807 Effective date of abandoning: 20150304 |
|
| RGAV | Abandon patent right to avoid regrant |