CN203760393U - AC contactor - Google Patents
AC contactor Download PDFInfo
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- CN203760393U CN203760393U CN201420009967.1U CN201420009967U CN203760393U CN 203760393 U CN203760393 U CN 203760393U CN 201420009967 U CN201420009967 U CN 201420009967U CN 203760393 U CN203760393 U CN 203760393U
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- China
- Prior art keywords
- connecting rod
- steel ball
- contactor
- steel sheet
- magnet
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Abstract
The utility model relates to the field of electronic industrial electric appliances or the like, and discloses an AC contactor. The AC contactor comprises an upper magnet, a lower siliconized plate, a first connecting rod, a second connecting rod, a disc lock and at least four steel balls. The upper magnet is connected with the lower siliconized plate through the first connecting rod and the second connecting rod. One end of the first connecting rod and one end of the second connecting rod are respectively fixed to preset positions of the upper magnet, and the other end of the first connecting rod and the other end of the second connecting rod are respectively disposed in connecting rod sliding grooves of the lower siliconized plate, so that the upper magnet and the lower siliconized plate are connected. The first connecting rod and the second connecting rod are each equipped with a steel ball groove. A steel ball sliding groove is arranged inside the lower siliconized plate. The disc lock is disposed in the middle of the steel ball sliding groove and is equipped with symmetric steel ball grooves. The steel balls are placed at two ends of the steel ball sliding groove. Through the technical scheme, upper and lower siliconized plates can be locked twice and automatical reset is achieved once power is off all of a sudden, therefore, the AC contactor and loads are protected.
Description
Technical field
The utility model relates to the fields such as automation control, power transmission and transformation and intelligent grid, relates in particular to a kind of A.C. contactor.
Background technology
A.C. contactor is a kind of remote control switch in industrial electrical equipment, is the device that must use as terminal control switch in automation control or in the application in power transmission and transformation field.There are three large problems in traditional A.C. contactor: 1, certainly damages power consumption large (be example with regard to JC20-400/06, its operating current is wanted 800 milliamperes); 2, generate heat terrible; 3, noise sound is large.In actual use, in the time that voltage fluctuation is larger, often there are auto-breaking or the phenomenon in loose contact, work can not be stablized and carry out, easily damage motor (load).In addition, use a period of time at A.C. contactor, when there is dustiness on composition surface or has rust staining, contact-making surface is tight not can produce very large noise sound and heating, certainly damages electric current and increases, and very easily burns out line bag.
And existing each Series AC Contactor in use, above-mentioned defect existing a lot of insiders paying close attention to, and also someone repays examination and improves it, can improve technology not in place, the accreditation in the market that can not be applied is used. just as the < instantaneous electricity-consumption that section easily publishes in net and oneself declares patent connect and flow A.C. contactor > and contact with < is energy-conservation
Device >, these two technological transformation are all undesirable, and electrical network has a power failure suddenly, all without the power-off response that automatically resets, can not realize without electricity time, automatically resets, and is returned to non operating state.As when the sudden power-off, can not get the response that resets, then incoming call suddenly again, gently equipment idle running, heavy may cause the damage of load equipment, cause great economic loss.A.C. contactor and load thereof, in the time of sudden power-off, can effectively be protected in this area urgently a kind of technology.
Utility model content
In order to solve the problems of the technologies described above; the purpose of this utility model is to provide a kind of A.C. contactor; the mode that the technical program adopts slip steel ball to block connecting rod locks upper and lower silicon steel sheet; carry out secondary locking with disk lockout controller again; in the time of sudden power-off, realize and automatically reseting, thus protection A.C. contactor and load thereof.
The present embodiment provides a kind of A.C. contactor, comprising: upper magnet, lower silicon steel sheet, first connecting rod, second connecting rod, disk lock, at least four steel balls; Wherein, upper magnet is connected with lower silicon steel sheet with second connecting rod by first connecting rod, one end of first connecting rod one end and second connecting rod is separately fixed on the predeterminated position of magnet, the other end of first connecting rod and the other end of second connecting rod are arranged on respectively in the rod slide groove of lower silicon steel sheet, and magnet is engaged with lower silicon steel sheet; First connecting rod and second connecting rod are respectively arranged with steel ball groove; Described lower silicon steel sheet inside is provided with steel ball sliding tray, and the central area of described steel ball sliding tray is provided with disk lock, is provided with symmetrical steel ball groove on disk lock; Described steel ball is arranged on the two ends of described steel ball sliding tray.
Further, described disk lock is provided with lock handle.
Further, upper magnet is silicon steel sheet magnet or the magnet be made up of ordinary steel iron.
Therefore, adopt the technical program in the time of A.C. contactor energising work, upper magnet is subject to the attraction of downward magnetic field force, is slided and is engaged with lower silicon steel sheet by double link.At this moment disk lock rotates, steel ball can not slip in the steel ball groove of disk lock, only can slip in the steel ball groove of double link by steel ball sliding tray, realizes expendable locked, by the handle end of locking disk lock, realize the upper and lower silicon steel sheet of secondary locking again.In the time of power-off, disk lock is released, and returns to origin-location, and steel ball can slide back in the steel ball groove of disk lock, and double link is released.Cannot realize when the power-off and automatically reseting than prior art, the utility model can be realized completely and engaging in the time of work energising, realize expendable locked by steel ball and connecting rod, realize secondary locking by disk lock, when DC electromagnet is during without electricity, just comprehensive release that can linksystem, Rapid reset, minimizing meets accident.
Brief description of the drawings
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms the application's a part, does not form to improper restriction of the present utility model, in the accompanying drawings:
Structural representation when a kind of A.C. contactor inoperative that Fig. 1 provides for embodiment;
Structural representation when a kind of A.C. contactor that Fig. 2 provides for embodiment is worked;
Structural representation when disk lock reset mode that Fig. 3 provides for embodiment;
Structural representation when disk lock lock-out state that Fig. 4 provides for embodiment;
The circuit theory schematic diagram of the A.C. contactor that Fig. 5 provides for embodiment.
Embodiment
Describe the utility model in detail below in conjunction with accompanying drawing and specific embodiment, be used for explaining the utility model in this illustrative examples of the present utility model and explanation, but not as to restriction of the present utility model.
Referring to Fig. 1, the present embodiment provides a kind of A.C. contactor, comprising: upper magnet 101, lower silicon steel sheet 102, first connecting rod 103, second connecting rod 104, at least four steel balls 106, disk lock 107.In the present embodiment, the utility model can be, but not limited to the A.C. contactor into J series, can be also the A.C. contactor in industrial electrical equipment, power transmission and transformation and automation application technology.
Wherein, upper magnet 101 is the downward rectangular magnet of recess, lower silicon steel sheet 102 is recess rectangle silicon steel sheet upwards, be respectively arranged with first connecting rod groove and second connecting rod groove at two shoulders of upper magnet 101 and lower silicon steel sheet 102, be respectively used to lock one end of first connecting rod 103 and one end of second connecting rod 104; The other end of the other end of the first pull bar 103 and the second pull bar 104 is arranged on respectively in the rod slide groove of lower silicon steel sheet 102, makes magnet and lower silicon steel sheet can slide up and down combination.
In the present embodiment, upper magnet 101 and lower silicon steel sheet 102 are respectively worn a hole being communicated with up and down in the position meeting design requirement, in hole, place the applicable column iron of size, this column iron is first connecting rod 103 and second connecting rod 104, two irons are each opens a sphere pit that is applicable to locking steelball 106 in position, as the steel ball groove 105 in Fig. 1.When inoperative, upper magnet 101 is 15 millimeters with the distance of lower silicon steel sheet 102, and silicon steel sheet the right and left is all wound with coil.Therefore the position that the groove 105 on connecting rod excavates is identical with the vertical range of steel ball sliding tray, so that aim at latched position.
In the present embodiment, upper magnet 101 can be, but not limited to the moving magnet of making for silicon steel sheet or other materials.
In the present embodiment, lower silicon steel sheet 102 inside are provided with steel ball sliding tray, and the central area of steel ball sliding tray is provided with rotating disk lock 107, is provided with symmetrical steel ball groove 108 on disk lock 107.Disk lock 107 is the disk lock of controlled locking steelball processed 106.Steel ball 106 is arranged on the two ends of steel ball sliding tray, can in the steel ball sliding tray between disk lock and pull bar, slide.
In the present embodiment, the first pull bar 103 and the second pull bar 104 can be, but not limited to be fixed on upper silicon steel sheet 101 by screw.
In the present embodiment, steel ball 106 can be, but not limited to adopt other slidably locking device replace, as small column etc.Steel ball 106 can adopt more than 4 or 4, specifically can customize accordingly according to different A.C. contactors.
In the present embodiment, the central authorities of steel ball sliding tray are locking control area, can be, but not limited to adopt the mode of disk lock steel ball is locked and discharge, in the utility model, adopt disk lock steel ball is locked and discharge, can realize and adopt minimum power to discharge upper and lower silicon steel sheet.
In the present embodiment, disk lock 107 can be, but not limited to as the round iron cake with long handle, be provided with lock handle, be respectively arranged with the steel ball groove 107 of sphere in lock handle 90 degree both sides, left and right, angle, when inoperative, steel ball is retracted in steel ball groove 108, when work, disk lock 107 rotates, by the anti-steel ball steel ball groove advancing in double link, thus locking magnet.In addition, in order to allow disk lock be fixed on lock-out state, just the end of lock handle is carried out to secondary locking, make locking tightr.
Specifically can be referring to shown in Fig. 3 and Fig. 4, referring to Fig. 3, Fig. 3 is the structural representation of disk lock 107 non operating states while resetting (be A.C. contactor), in the time of non operating state, steel ball 106 slips in the steel ball groove 108 of disk, the double link reset of sliding.Referring to Fig. 4, Fig. 4 is the structural representation of disk lock 107 operating states (while being A.C. contactor work), in working order time, disk lock 107 is rotated by the long arm of force 301, steel ball 106 slides to two ends, slides in the steel ball groove of connecting rod 103 and connecting rod 104, thus locking double link, at the end of the long arm of force 301, handle locking disk lock 107 is set again, thereby realizes secondary locking.
In the present embodiment, the size of steel ball groove 105 and steel ball groove 108 customizes according to the actual size of steel ball 106, can modify according to the type of A.C. contactor or size.
Locking and the dispose procedure of this A.C. contactor are as follows: in the time of energising work, and state as shown in Figure 2, upper magnet 101 is subject to the attraction of downward magnetic field force, engages with lower silicon steel sheet 102 by double link down sliding.At this moment disk lock 107 rotates, steel ball 106 can not slip in the steel ball groove 108 of disk lock 107, only can slip in the steel ball groove 105 in double link by steel ball sliding tray, thereby block duplex pull rod, make magnet be fixed on attracted position, realize expendable locked.By the long arm of force handle end locking on disk lock, realize secondary locking again.In the time of power-off, state as shown in Figure 1, discharges disk lock 107, back-moving spring between upper magnet and lower silicon steel sheet separates both, and steel ball 106 slides back in the steel ball groove 108 of disk lock 107, and duplex pull rod is released, just comprehensive release that can linksystem, realizes Rapid reset.
One as the present embodiment is given an example, and this is implemented novel A.C. contactor and can coordinate specially the circuit diagram shown in Fig. 5 to carry out work.Wherein, D1, D2 can directly be substituted by a DC power supply, and what alphabetical D represented is that the bridge being made up of 4 diodes is piled, and what alphabetical K represented is contactor, and what tee represented is electromagnet or the relay that produces magnetic field force.When K7 is enough large, can omit T2.K2 and K7 are normally closed switch.The utility model can be, but not limited to adopt the circuit diagram shown in Fig. 5, thereby realizes the automatic control of A.C. contactor.
In the present embodiment, realize principle and simple in structure, but must have strict technological requirement while making, shape and precision have certain being particular about, and have a more difficult device doing especially in steel ball guide rail groove the inside, with one, the cutter of oneself making could be solved.Craft precision can not exceed 5 silks.
Therefore, adopt the technical program in the time of A.C. contactor energising work, upper magnet 101 is subject to the attraction of downward magnetic field force, is slided and is engaged with lower silicon steel sheet 102 by double link.At this moment disk lock 107 rotates, steel ball 106 can not slip in the steel ball groove 108 of disk lock 107, only can slip in the steel ball groove 105 of double link by steel ball sliding tray, realizes expendable locked, by locking disk lock 107, realize the upper and lower silicon steel sheet of secondary locking again.In the time of power-off, disk lock 107 is released, and returns to origin-location, and steel ball 106 can slide back in the steel ball groove 108 of disk lock 107, and double link is released.Cannot realize when the power-off and automatically reseting than prior art, the utility model can be realized completely and engaging in the time of work energising, realize expendable locked by steel ball and connecting rod, realize secondary locking by disk lock, when DC electromagnet is during without electricity, just comprehensive release that can linksystem, Rapid reset, minimizing meets accident.
The technical scheme above the utility model embodiment being provided is described in detail, applied principle and the execution mode of specific case to the utility model embodiment herein and set forth, the explanation of above embodiment is only applicable to help to understand the principle of the utility model embodiment; , for one of ordinary skill in the art, according to the utility model embodiment, in embodiment and range of application, all will change, in sum, this description should not be construed as restriction of the present utility model meanwhile.
Claims (3)
1. an A.C. contactor, is characterized in that, comprising: upper magnet, lower silicon steel sheet, first connecting rod, second connecting rod, disk lock, at least four steel balls;
Wherein, upper magnet is connected with lower silicon steel sheet with second connecting rod by first connecting rod, one end of first connecting rod one end and second connecting rod is separately fixed on the predeterminated position of magnet, the other end of first connecting rod and the other end of second connecting rod are arranged on respectively in the rod slide groove of lower silicon steel sheet, and magnet is engaged with lower silicon steel sheet;
First connecting rod and second connecting rod are respectively arranged with steel ball groove;
Described lower silicon steel sheet inside is provided with steel ball sliding tray, and the central area of described steel ball sliding tray is provided with disk lock, is provided with symmetrical steel ball groove on disk lock;
Described steel ball is arranged on the two ends of described steel ball sliding tray.
2. A.C. contactor according to claim 1, is characterized in that, described disk lock is provided with lock handle.
3. A.C. contactor according to claim 1, is characterized in that, described upper magnet is silicon steel sheet magnet or the magnet be made up of ordinary steel iron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420009967.1U CN203760393U (en) | 2014-01-07 | 2014-01-07 | AC contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420009967.1U CN203760393U (en) | 2014-01-07 | 2014-01-07 | AC contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203760393U true CN203760393U (en) | 2014-08-06 |
Family
ID=51255638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420009967.1U Expired - Fee Related CN203760393U (en) | 2014-01-07 | 2014-01-07 | AC contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203760393U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105280445A (en) * | 2014-06-18 | 2016-01-27 | 大众汽车有限公司 | Electronic mechanical relay |
-
2014
- 2014-01-07 CN CN201420009967.1U patent/CN203760393U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105280445A (en) * | 2014-06-18 | 2016-01-27 | 大众汽车有限公司 | Electronic mechanical relay |
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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 |
Granted publication date: 20140806 Termination date: 20160107 |