CN87202800U - AC/DC noise-free energy-saving contactor - Google Patents
AC/DC noise-free energy-saving contactor Download PDFInfo
- Publication number
- CN87202800U CN87202800U CN 87202800 CN87202800U CN87202800U CN 87202800 U CN87202800 U CN 87202800U CN 87202800 CN87202800 CN 87202800 CN 87202800 U CN87202800 U CN 87202800U CN 87202800 U CN87202800 U CN 87202800U
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- Prior art keywords
- coil
- armature
- contactor
- main contact
- loop
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Abstract
The utility model discloses an AC/DC noise-free energy-saving contactor used for a power source and an illumination on-off controller. The AC/DC noise-free energy-saving contactor is suitable for being used for the AC as well as the DC and is suitable for being used for 220 volts as well as 380 volts; because an electromagnet adopts a DC working coil, the AC/DC noise-free energy-saving contactor eliminates the public pollution of the noise, and the working coil instantly has a power and works for a long term, having energy saving effect of 100%. The contactor has multifunction, light weight and simple structure.
Description
The utility model is that a kind of AC/DC noiseless is energy-conservation by tentaculum, belongs to the low-voltage electrical apparatus class, is mainly used in electrical source of power and mains lighting supply branch, closes control.
Existing contactor can only be exclusively used in and exchange or be exclusively used in direct current; And can only be exclusively used in 220 volts of voltages or be exclusively used in 380 volts of voltages, poor practicability.Its two adopt alternating current and long-term energising because the work of electromagnet coil has, bring noise pollution and power consumption big.Chinese patent CN85202872U discloses a kind of energy-saving silencing contactor (A.C. contactor), and its characteristics also are to have adopted the DC operation coil, but when operate as normal, control loop is outage fully not, and energy-saving effect is limited.
Task of the present utility model is developed a kind of AC/DC for overcoming above-mentioned shortcoming exactly, has the contactor of noiseless, energy-conservation multiple function.
One of solution is: at the control loop of contactor, install a bridge shape commutating circuit BZ (4) and regulating resistor R (17), form adjustable power of alterating and direct current.Adapt therewith, at the main contact C of major loop
0(1) is made as three, can supplies three-phase and single-phase universal; And installing is by the extinguishing arc cover (16) of direct current arc extinguishing requirement work, to satisfy alternating current-direct current arc extinguishing ability.Like this, reached the AC power that contactor both can be used for 220 volts and 380 volts, also the purpose that can use with the DC power supply of 220 volts and 380 volts.Because having adopted bridge shape commutating circuit BZ (4) no matter to make is exchanging or during DC power supply, the work of electromagnet coil all passes through direct current.In order to reach contactor under the complete off-position of actuating coil, main contact C
0(1) keeps adhesive, adopt I kind mode feature to be: closing coil C (27), the breaking coil T (25) of direct current are divided in combined floodgate and the trip(ping) circuit, on the movable core (26) of breaking coil T (25), be with armature return spring (23), and and crank arm top flat (18) (19) (21) (22), bracing frame (20) form mechanical interlinked mechanism, make under back coil C (27) off-position of closing a floodgate, lean on top, hook, the pressure effect of interlinked mechanism to make main contact C
0(1) armature (2) keeps adhesive.
In order to protect rectifier bridge BZ (4) and breaker tripping and closing coil T (25), C (27) to be provided with protective tube RD (10), voltage stabilizing didoe 2CP at the contactor control loop
17(3).
In order to protect the major loop power consumption equipment, be provided with thermal relay RJ at major loop
A(14), RJ
C(14), its normally opened contact RJ
A(15), RJ
C(15) be connected in the trip(ping) circuit.
Two of solution is: at the contactor control loop, still install a bridge shape commutating circuit BZ (4) and regulating resistor R (17), main contact C
0(1) still be provided with three, and installing is by the extinguishing arc cover (16) of direct current arc extinguishing requirements work, both reached AC/DC and employing DC operation coil purpose identical with feature with said method one.It is not both in order to reach contactor under the actuating coil outage, main contact C
0(1) keeps adhesive, adopted II kind mode, it is characterized in that: jump, combined floodgate is combined into a coil CP (36), CP (37), and be combined into a loop, set up polarity switch (35) in this loop, establish in addition simultaneously with coil CP (36) permanent magnet (30) arranged side by side or with the permanent magnet (32) of coil CP (37) tandem, make armature (28) by attraction of permanent magnet, (31) keep adhesive, the feature of the III kind mode that adopts is: adopt CS (38) to be put in the trip(ping) circuit as breaking coil, and establish the permanent magnet (34) arranged side by side in addition, and establish switch knob AN at an end of armature (33) with coil CS (38)
2(39), also be to make armature (33) keep adhesive by permanent magnet (34) suction.
In order to protect commutating circuit BZ (4) and tripping coil CP (36), CP (37), CP (38) to be provided with protective tube RD (10), voltage stabilizing didoe 2CP at the contactor control loop
17(3).
In order to protect the major loop power consumption equipment, thermal relay RJ is housed at major loop
A(14), RJ
C(14), its normally opened contact RJ
A(15), RJ
C(15) be connected in the trip(ping) circuit.
The advantage of this AC/DC noiseless energy-saving contactor: 1. usage range strengthens, applicable to interchange, direct current, 220 volts or 380 volts.2. adopted the DC operation coil, the one, prevent noise pollution, the 2nd, reduced the electric energy loss of AC coil.3. actuating coil is only charged in operation moment, make the main contact adhesive, and under coil blackout, adopt the top, hook, pressure force way of machinery or by the permanent magnet magnetic force effect, make main contact keep adhesive, its contactor energy-saving effect: if the long-term energising of contactor can reach 100%, if frequent operation can save energy more than 90%.
Generally promote this contactor and have bigger economic results in society and labour protection benefit.
Description of drawings:
Fig. 1. AC/DC noiseless energy-saving contactor schematic diagram (control loop)
Fig. 2. AC/DC noiseless energy-saving contactor main loop circuit figure.
Fig. 3. AC/DC noiseless energy-saving contactor structure front view.
Fig. 4. AC/DC noiseless energy-saving contactor structure side view.
Fig. 5. AC/DC noiseless energy-saving contactor structure vertical view.
Fig. 6. AC/DC noiseless energy-saving contactor structure front view (Fig. 3 is opened thermal relay and breaker tripping and closing button terminal block is Fig. 6).
Fig. 7. permanent magnet paratactic contact device schematic diagram.
Fig. 8. permanent magnet tandem contactor schematic diagram.
Fig. 9. permanent magnet switch contact schematic diagram arranged side by side, nonpolarity.
The embodiment I
See Fig. 3, when contactor was used for 220 volts of AC and DCs, live wire (direct-flow positive pole) was received on the binding post (12), and when being used for 380 volts of alternating current-direct currents, live wire (direct-flow positive pole) is received on the binding post (13), and binding post (10) is a common termial.
See when Fig. 1 .2.3.6. closes a floodgate, combined floodgate knob HA (7) pressed that the charged excitation of closing coil C (27) is inhaled armature (2) front end down, drives main contact C
0(1) closes, connect the major loop of contactor, meanwhile, inhale down because of armature (2) front end, the rear end upwards causes the spring (23) of the movable core (26) that is enclosed within on the breaking coil T (25), the driving top flat (18) (19) (21) (22) of cranking arm rotates immediately, (22) motion backward, (19) travel forward
Lean to locate to reach and withstand armature (2) and make it to keep adhesive at armature (2) rear end seam (9).After letting go, combined floodgate knob HA (7) resets, closing coil C (27) deenergization.
During tripping operation, trip button TB (8) is pressed, connect breaking coil T (25) (because of main contact C
0When (1) connecting, normally opened contact T
1(24) closed simultaneously).The charged excitation of breaking coil, movable core (26) is sucked in the coil T (25), the top flat (22) of cranking arm travels forward, (19) move backward around bracing frame (20), break away from seam (9), make armature (2) rear end lose top power, under armature spring (6) effect, armature (2) front end upwards resets main contact C
0(1) disconnects rapidly, simultaneously normally opened contact T
1(24) disconnect, make the breaking coil deenergization.The normally opened contact RJ of thermal relay
A(15), RJ
C(15) be and in tripping operation knob TA (8).Emergency stop valve trip is with manually knob TA (8) tripping operation process is identical.
See Fig. 7,8, during combined floodgate, by polarity switch (35), coil CP (36), CP (37) feed the moment forward current, adhesive armature (28) (31), the suction by permanent magnet (30) or (32) makes armature (28), (31) keep adhesive then.During tripping operation, by polarity switch (35), make coil CP (36), CP (37) feed the moment reverse current, produce the magnetic that permanent magnet (30), (32) are offset in the opposing magnetic field, then armature (28), (31) upwards reset, main contact C
0(1) disconnects.(spare coil that magnetizes (29))
The embodiment II
See Fig. 9, during combined floodgate, press AN
2Downwards, armature (33) makes main contact C downwards
0(1) close, armature (33) is held by permanent magnet (34) simultaneously, opens when openhanded, presses combined floodgate knob AN
2When resetting, rely on the suction of permanent magnet (34) to make armature (33) keep adhesive.During tripping operation, by tripping operation knob AN
1, magnetic field and permanent magnet (34) FR that charged its electric current of coil CS (38) is produced are offset, and make armature (33) disconnect upwards main contact C
0(1) disconnects.
Claims (2)
1, a kind ofly is used for electrical source of power and illumination divides, closes the AC/DC noiseless energy-saving contactor of control, include main contact, auxiliary contact, coil, armature, spring, arc control device, support, shell, it is characterized in that setting up bridge shape commutating circuit BZ[4 at the contactor control loop] and regulating resistor R[17], adjustable power of alterating and direct current and DC operation coil formed; The closing coil C[27 of its direct current], breaking coil T[25] be divided into close a floodgate and trip(ping) circuit in, at breaking coil T[25] movable core [26] on be with armature return spring [23], and and the top flat of cranking arm [18] [19] [21] [22], bracing frame [20] form mechanical interlinked mechanism, make the back coil C[27 that closes a floodgate] under the off-position, main contact C.[1] armature [2] keeps adhesive; The main contact C.[1 of major loop] be made as three, and the extinguishing arc cover [16] of direct current arc extinguishing requirement is satisfied in installing; Be provided with protective tube RD[10 at the contactor control loop], voltage stabilizing didoe 2CP
17[3]; At major loop thermal relay RJ is housed
A[14], RJc[14], its normally opened contact RJ
A[15], RJc[15] be connected among the trip(ping) circuit.
2, a kind of electrical source of power and illumination branch of being used for, close the AC/DC noiseless energy-saving contactor of control, include main contact, auxiliary contact, coil, armature, spring, arc control device, support, shell, it is characterized in that setting up bridge shape commutating circuit BZ (4) and regulating resistor R (17) at the contactor control loop, form adjustable power of alterating and direct current and DC operation coil CP (36), CP (37) (jumps, combined floodgate is combined into a coil and loop), and in wire loop, set up polarity switch (35), establish simultaneously the permanent magnet (30) arranged side by side in addition with coil CP (36), or with the permanent magnet (32) of coil CP (37) tandem, make coil CP (36), under CP (37) outage, main contact C
0(1) armature (28), (31) keep adhesive; Perhaps adopt CS (38) to make breaking coil, other establishes the permanent magnet (34) arranged side by side with coil CS (38), and establishes combined floodgate knob AN at an end of armature (33)
2(39), make main contact C
0(1) armature (33) keeps adhesive; The main contact C of major loop
0(1) be made as three, and the extinguishing arc cover (16) of direct current arc extinguishing requirement is satisfied in installing; Be provided with protective tube RD (10), voltage stabilizing didoe 2CP at the contactor control loop
17(3); At major loop thermal relay RJ is housed
A(14), RJ
C(14), its normally opened contact RJ
A(15), RJ
C(15) be connected in the trip(ping) circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87202800 CN87202800U (en) | 1987-03-04 | 1987-03-04 | AC/DC noise-free energy-saving contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87202800 CN87202800U (en) | 1987-03-04 | 1987-03-04 | AC/DC noise-free energy-saving contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN87202800U true CN87202800U (en) | 1988-04-20 |
Family
ID=4818878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87202800 Withdrawn CN87202800U (en) | 1987-03-04 | 1987-03-04 | AC/DC noise-free energy-saving contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN87202800U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101393821B (en) * | 2008-11-07 | 2012-03-21 | 天津诺尔哈顿电器制造有限公司 | Energy accumulation type DC suction and DC keeping circuit for AC contactor |
| CN102420074A (en) * | 2011-11-24 | 2012-04-18 | 浙江新安江开关有限公司 | Electric closing-opening device of vacuum contactor |
-
1987
- 1987-03-04 CN CN 87202800 patent/CN87202800U/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101393821B (en) * | 2008-11-07 | 2012-03-21 | 天津诺尔哈顿电器制造有限公司 | Energy accumulation type DC suction and DC keeping circuit for AC contactor |
| CN102420074A (en) * | 2011-11-24 | 2012-04-18 | 浙江新安江开关有限公司 | Electric closing-opening device of vacuum contactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
| RN01 | Renewal of patent term | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |