CN104124098B - AC vacuum contactor - Google Patents
AC vacuum contactor Download PDFInfo
- Publication number
- CN104124098B CN104124098B CN201310145133.3A CN201310145133A CN104124098B CN 104124098 B CN104124098 B CN 104124098B CN 201310145133 A CN201310145133 A CN 201310145133A CN 104124098 B CN104124098 B CN 104124098B
- Authority
- CN
- China
- Prior art keywords
- rotary table
- lower rotary
- top rotary
- described top
- vacuum tube
- 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.)
- Active
Links
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
The invention discloses a kind of AC vacuum contactor, comprise Insulating frame, electromagnetic operating mechanism, vacuum tube and auxiliary contact, vacuum tube is fixedly embedded in the groove of Insulating frame, one end of vacuum tube is removably fixed with in electromagnetic operating mechanism and the other end has locked and connected main contact, the outside of vacuum tube is gone back fixed cover and is provided with arc suppression coil, arc suppression coil is electrically connected with main contact and auxiliary contact respectively, effectively can suppress the electric arc near vacuum tube main contact, make the breaking capacity of vacuum tube reach effective value; Also be provided with electrical phase-change mechanism, electrical phase-change mechanism comprises top rotary table, lower rotary table and commutated motor, top rotary table and lower rotary table are positioned the both sides up and down of arc suppression coil respectively, on the apparent surface of top rotary table and lower rotary table, all location is provided with conductive plate, commutated motor can drive top rotary table and lower rotary table to rotate, and make to be positioned at top rotary table and compress with the conductive plate on lower rotary table mutually and be located away from arc suppression coil simultaneously, thus realize commutation function fast.<!--1-->
Description
Technical field
The present invention relates to AC vacuum contactor technical field, especially a kind of AC vacuum contactor with commutation function.
Background technology
Vacuum contactor is a kind of mechanical switch, namely by the joint weldment of the mechanical movement realizing circuit of contact, vacuum contactor has operating voltage compared with high, the advantage such as the arcing time is short, contact electrical wear is few, contact surface non-oxidation, thus is widely used in the every field such as electric power system, oil, chemical industry, colliery, metallurgy and electric railway.
But the commutation mode of existing vacuum contactor is mostly and utilizes phase-change switch to carry out commutation, the deficiency of this structure is more, such as: volume is large, by dependent manual operation, uses inconvenience, more can not realize each loop independence commutation, therefore cause during onsite application and have limitation.
Summary of the invention
In order to overcome above-mentioned defect, the invention provides a kind of AC vacuum contactor, this AC vacuum contactor effectively can not only stop electric arc, but also has commutation function, simple operation.
The present invention in order to the technical scheme solving its technical problem and adopt is: a kind of AC vacuum contactor, comprise Insulating frame, electromagnetic operating mechanism, vacuum tube and auxiliary contact, described vacuum tube is fixedly embedded in the groove of Insulating frame, one end of described vacuum tube is removably fixed with in described electromagnetic operating mechanism, the other end of described vacuum tube has locked and connected a main contact, go back fixed cover in the outside of described vacuum tube and be provided with an arc suppression coil, described arc suppression coil is electrically connected with described main contact and auxiliary contact respectively;
Also be provided with electrical phase-change mechanism, described electrical phase-change mechanism comprises top rotary table, lower rotary table and commutated motor, with user to for benchmark, described top rotary table and lower rotary table are positioned the both sides up and down of described arc suppression coil respectively, another respectively on the apparent surface of described top rotary table and lower rotary table all location be provided with conductive plate, described commutated motor can drive described top rotary table and lower rotary table to rotate, and makes to be positioned at described top rotary table and compress with the conductive plate on lower rotary table mutually and be located away from described arc suppression coil simultaneously.
As a further improvement on the present invention, the structure that described commutated motor can drive described top rotary table and lower rotary table to rotate is: described top rotary table and lower rotary table are circulation cam structure, and respectively on described top rotary table and lower rotary table, activity is embedded with a pair cone pulley respectively; Also be provided with a pair gear and rotating shaft, wherein, this engages each other gear, the output shaft of described commutated motor and the corresponding spline of an axle head of described rotating shaft are located at this in the endoporus of gear, another axle head of described rotating shaft is fed through described top rotary table and lower rotary table successively, and the often pair of cone pulley be positioned on described top rotary table and lower rotary table is all removably fixed with in described rotating shaft.
As a further improvement on the present invention, the axial line of often pair of cone pulley all around described rotating shaft be positioned on described top rotary table and lower rotary table is symmetrical.
As a further improvement on the present invention, relatively on described top rotary table with lower rotary table be formed with two to for the caulking groove of accommodating conductive plate, and the caulking groove be positioned on described top rotary table and lower rotary table is corresponding symmetrical with the central shaft of described top rotary table and lower rotary table respectively.
The invention has the beneficial effects as follows: be provided with an arc suppression coil by the outside fixed cover of the vacuum tube in this AC vacuum contactor, effectively can suppress the electric arc near vacuum tube main contact, make the breaking capacity of vacuum tube to reach effective value; Also be provided with an electrical phase-change mechanism, described electrical phase-change mechanism comprises top rotary table, lower rotary table and commutated motor, with user to for benchmark, described top rotary table and lower rotary table are positioned the both sides up and down of described arc suppression coil respectively, another respectively on the apparent surface of described top rotary table and lower rotary table all location be provided with conductive plate, described commutated motor can drive described top rotary table and lower rotary table to rotate, and make to be positioned at described top rotary table and compress with the conductive plate on lower rotary table mutually and be located away from described arc suppression coil simultaneously, thus commutation function can be realized fast.
Accompanying drawing explanation
Fig. 1 is the assembly structure schematic diagram of vacuum contactor of the present invention and electrical phase-change mechanism;
Fig. 2 is the cross-sectional view of Fig. 1;
Fig. 3 is the cross-sectional view of vacuum contactor of the present invention.
Embodiment
With reference to the accompanying drawings the embodiment of a kind of AC vacuum contactor of the present invention is described in detail.
A kind of AC vacuum contactor of the present invention, comprise Insulating frame 2, electromagnetic operating mechanism 3, vacuum tube 4 and auxiliary contact, described vacuum tube 4 is fixedly embedded in the groove of Insulating frame 2, one end of described vacuum tube 4 is removably fixed with in described electromagnetic operating mechanism 3, the other end of described vacuum tube 4 has locked and connected a main contact 6, go back fixed cover in the outside of described vacuum tube 4 and be provided with an arc suppression coil 5, described arc suppression coil 5 is electrically connected with described main contact and auxiliary contact respectively;
Also be provided with electrical phase-change mechanism 1, described electrical phase-change mechanism 1 comprises top rotary table 10, lower rotary table 11 and commutated motor 12, with user to for benchmark, described top rotary table 10 and lower rotary table 11 are positioned the both sides up and down of described arc suppression coil 5 respectively, another respectively on the apparent surface of described top rotary table and lower rotary table all location be provided with conductive plate 13, described commutated motor 12 can drive described top rotary table and lower rotary table to rotate, and makes to be positioned at described top rotary table and compress with the conductive plate on lower rotary table mutually and be located away from described arc suppression coil 5 simultaneously.
In the present invention, the structure that described commutated motor 12 can drive described top rotary table and lower rotary table to rotate is: described top rotary table and lower rotary table are circulation cam structure, and respectively on described top rotary table and lower rotary table, activity is embedded with a pair cone pulley 16 respectively; Also be provided with a pair gear 14 and rotating shaft 15, wherein, this engages each other gear, the output shaft of described commutated motor 12 and the corresponding spline of an axle head of described rotating shaft 15 are located at this in the endoporus of gear, another axle head of described rotating shaft 15 is fed through described top rotary table and lower rotary table successively, and the often pair of cone pulley be positioned on described top rotary table and lower rotary table is all removably fixed with in described rotating shaft 15.
In the present invention, the axial line of often pair of cone pulley all around described rotating shaft 15 be positioned on described top rotary table and lower rotary table is symmetrical.
In the present invention, relatively on described top rotary table with lower rotary table be formed with two to for the caulking groove of accommodating conductive plate 13, and the caulking groove be positioned on described top rotary table and lower rotary table is corresponding symmetrical with the central shaft of described top rotary table and lower rotary table respectively.
Operation principle of the present invention is: described cone pulley 16 runs respectively in described top rotary table and lower rotary table, and its running orbit is respectively left hand thread and right-handed thread.When described cone pulley is all positioned at the minimum point of described top rotary table and lower rotary table, described top rotary table and lower rotary table are separated position, and arc suppression coil 5 and conductive plate 13 are separated; Then described commutated motor 12 drives described cone pulley to rotate 90 degree by this to gear 14 and rotating shaft 15, now described cone pulley is all positioned at the peak of described top rotary table and lower rotary table, distance between described top rotary table and lower rotary table reduces, therefore, the conductive plate be positioned on top rotary table and lower rotary table can compress arc suppression coil 5, and commutation completes.
Claims (4)
1. an AC vacuum contactor, it is characterized in that: comprise Insulating frame (2), electromagnetic operating mechanism (3), vacuum tube (4) and auxiliary contact, described vacuum tube (4) is fixedly embedded in the groove of Insulating frame (2), one end of described vacuum tube (4) is removably fixed with in described electromagnetic operating mechanism (3), the other end of described vacuum tube (4) has locked and connected a main contact (6), go back fixed cover in the outside of described vacuum tube (4) and be provided with an arc suppression coil (5), described arc suppression coil (5) is electrically connected with described main contact and auxiliary contact respectively, also be provided with electrical phase-change mechanism (1), described electrical phase-change mechanism (1) comprises top rotary table (10), lower rotary table (11) and commutated motor (12), with user to for benchmark, described top rotary table (10) and lower rotary table (11) are positioned the both sides up and down of described arc suppression coil (5) respectively, another respectively on the apparent surface of described top rotary table and lower rotary table all location be provided with conductive plate (13), described commutated motor (12) can drive described top rotary table and lower rotary table to rotate, and make to be positioned at described top rotary table and compress with the conductive plate on lower rotary table mutually and be located away from described arc suppression coil (5) simultaneously.
2. AC vacuum contactor according to claim 1, it is characterized in that: the structure that described commutated motor (12) can drive described top rotary table and lower rotary table to rotate is: described top rotary table and lower rotary table are circulation cam structure, and respectively on described top rotary table and lower rotary table, activity is embedded with a pair cone pulley (16) respectively; Also be provided with a pair gear (14) and rotating shaft (15), wherein, this engages each other gear, the output shaft of described commutated motor (12) and the corresponding spline of an axle head of described rotating shaft (15) are located at this in the endoporus of gear, another axle head of described rotating shaft (15) is fed through described top rotary table and lower rotary table successively, and the often pair of cone pulley be positioned on described top rotary table and lower rotary table is all removably fixed with in described rotating shaft (15).
3. AC vacuum contactor according to claim 2, is characterized in that: the axial line of often pair of cone pulley all around described rotating shaft (15) be positioned on described top rotary table and lower rotary table is symmetrical.
4. AC vacuum contactor according to claim 2, it is characterized in that: relatively on described top rotary table with lower rotary table be formed with two to the caulking groove for accommodating conductive plate (13), and it is corresponding symmetrical with the central shaft of described top rotary table and lower rotary table to be respectively positioned at caulking groove on described top rotary table and lower rotary table.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310145133.3A CN104124098B (en) | 2013-04-24 | 2013-04-24 | AC vacuum contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310145133.3A CN104124098B (en) | 2013-04-24 | 2013-04-24 | AC vacuum contactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104124098A CN104124098A (en) | 2014-10-29 |
| CN104124098B true CN104124098B (en) | 2016-04-06 |
Family
ID=51769471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310145133.3A Active CN104124098B (en) | 2013-04-24 | 2013-04-24 | AC vacuum contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104124098B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110400708A (en) * | 2019-07-30 | 2019-11-01 | 山西伟奇电器技术有限公司 | Flame-proof switch cabinet distance control commutation device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3811833A1 (en) * | 1988-04-07 | 1989-10-19 | Siemens Ag | Vacuum switching tube |
| CN1160278A (en) * | 1996-03-15 | 1997-09-24 | 叶建丰 | Detachable built-in electromagnet driven type vacuum switch |
| CN201387995Y (en) * | 2009-03-13 | 2010-01-20 | 山东米诺电力科技有限公司 | Automatic tracking-compensation arc-extinction and route-selection PT cabinet |
| CN202276148U (en) * | 2011-10-14 | 2012-06-13 | 安徽一天电气技术有限公司 | Pulse selection coil compensation and fault processing apparatus |
| CN203218167U (en) * | 2013-04-24 | 2013-09-25 | 昆山瑞普电气有限公司 | AC vacuum contactor |
-
2013
- 2013-04-24 CN CN201310145133.3A patent/CN104124098B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3811833A1 (en) * | 1988-04-07 | 1989-10-19 | Siemens Ag | Vacuum switching tube |
| CN1160278A (en) * | 1996-03-15 | 1997-09-24 | 叶建丰 | Detachable built-in electromagnet driven type vacuum switch |
| CN201387995Y (en) * | 2009-03-13 | 2010-01-20 | 山东米诺电力科技有限公司 | Automatic tracking-compensation arc-extinction and route-selection PT cabinet |
| CN202276148U (en) * | 2011-10-14 | 2012-06-13 | 安徽一天电气技术有限公司 | Pulse selection coil compensation and fault processing apparatus |
| CN203218167U (en) * | 2013-04-24 | 2013-09-25 | 昆山瑞普电气有限公司 | AC vacuum contactor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104124098A (en) | 2014-10-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104124098B (en) | AC vacuum contactor | |
| CN205945470U (en) | Positive reverse motor and food preparation machine suitable for food preparation machine | |
| CN201336237Y (en) | Direct current speed adjustment switch | |
| CN203218167U (en) | AC vacuum contactor | |
| CN204091717U (en) | A kind of soy bean milk making machine | |
| CN104409228A (en) | Dual break point moving contact structure for dual power source automatic transfer switch | |
| CN106601512A (en) | Automatic diverter switch electrical appliance | |
| CN203481121U (en) | Outdoor enclosed type visual intelligent isolating and grounding switch | |
| CN201717145U (en) | Direct-current contact head no-arc contactor for direct-current motor | |
| CN107086150B (en) | It is a kind of to rotate the electrode structure cut-off | |
| CN209184366U (en) | Motor carbon pressure retainer | |
| CN202282302U (en) | Relay protective circuit | |
| CN105125104A (en) | Convenient cutter for frozen food | |
| CN202696516U (en) | Positive and negative rotation reversing control device for direct-current series machine of electric tricycle | |
| CN207038428U (en) | It is a kind of to rotate the electrode structure cut-off | |
| US20150097511A1 (en) | Ceiling Fan Motor With A Switch Device For Controlling Rotation Speed And Direction Of The Ceiling Fan Motor | |
| CN205452136U (en) | Three -station isolation grounding switch | |
| CN203660931U (en) | Liquid resistance starting device | |
| CN102751640B (en) | electric brush structure of DC motor | |
| CN104795277B (en) | DC contactor | |
| CN204289282U (en) | A.C. contactor | |
| CN204633102U (en) | Commutator | |
| CN103198969A (en) | Improved vacuum circuit breaker | |
| CN207368857U (en) | A kind of linear motor of convenient control | |
| CN203588927U (en) | A centrifugal switch of a single phase motor with bidirectional contacts |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |