CN204315473U - A kind of Novel AC contactor - Google Patents
A kind of Novel AC contactor Download PDFInfo
- Publication number
- CN204315473U CN204315473U CN201520026654.1U CN201520026654U CN204315473U CN 204315473 U CN204315473 U CN 204315473U CN 201520026654 U CN201520026654 U CN 201520026654U CN 204315473 U CN204315473 U CN 204315473U
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- contacting plate
- moving contacting
- novel
- contactor
- pedestal
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Abstract
The utility model discloses a kind of Novel AC contactor, its drip irrigation device is a kind of Novel AC contactor, the end cap comprising pedestal and be fixedly connected with pedestal, moving contacting plate device and quiet contact chip device are installed in described pedestal, described quiet contact chip device is fixedly mounted on pedestal, described end cap offers for testing tool through rear through hole of conflicting with moving contacting plate device, the moving contacting plate that described moving contacting plate device comprises moving contacting plate support and is arranged on moving contacting plate support, described moving contacting plate is also provided with to establishing part, described to establishing the two ends of part respectively to the two ends being located at moving contacting plate, described moving contacting plate support is also fixedly connected with for limiting moving contacting plate and to the locating part establishing part to be subjected to displacement.Novel AC contactor more of the present utility model conveniently simply detects it and the syndeton of moving contacting plate is stablized, and can ensure operationally moving contacting plate sheet and quiet contact chip stable connection.
Description
Technical field
The utility model relates to a kind of electric elements, and in particular, it relates to a kind of Novel AC contactor.
Background technology
A.C. contactor is a kind of electrical equipment spare and accessory parts in order to control motor start-up, operation and stopping, and its A.C. contactor forms primarily of four parts, and one is electromagnetic system, comprises sucking coil, dynamic iron core and static iron core; Two is contact systems, comprises three groups of main contacts and one to two group is often opened, normally closed auxiliary contact, and it and dynamic iron core connect together interlock mutually; Three is arc-control devices, and the A.C. contactor that general capacity is larger is all provided with arc-control device, so that rapid breaking arc, avoids burning out main contact; Four insulating bases, end cap and annex, various spring, transmission mechanism, short-circuited conducting sleeve, binding post etc., its operation principle is when the coil is energized, static iron core produces electromagnetic attraction, to move iron core adhesive, because contact system and dynamic iron core link, therefore dynamic iron core drives three groups of movable contact springs to run simultaneously, the closing of contact thus switch on power, when the coil is de-energized, suction disappears, and dynamic iron core interlock part relies on reactive spring force and is separated, main contact is disconnected, cuts off the electricity supply.
But in the prior art, often because end cap and pedestal are airtight connections, when being provided with the circuit malfunctions of A.C. contactor, whether need to use testing tool (test pencil) simply to detect A.C. contactor is cause circuit malfunctions because A.C. contactor breaks down, a very troublesome thing to its detection, need the inner case that end cap dismounting just can be detected A.C. contactor, such operation bothers very much, and in the prior art, often the syndeton of moving contacting plate is stable not, sometimes A.C. contactor can be caused to work because rocking during transport causes moving contacting plate can not well contact when connecting with quiet contact chip, therefore be necessary that proposing a kind of scheme solves these problems.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of and facilitates detection failure and can ensure the Novel AC contactor of moving contacting plate stable connection.
For achieving the above object, the utility model provides following technical scheme: a kind of Novel AC contactor, the end cap comprising pedestal and be fixedly connected with pedestal, moving contacting plate device and quiet contact chip device are installed in described pedestal, described quiet contact chip device is fixedly mounted on pedestal, described end cap offers for testing tool through rear through hole of conflicting with moving contacting plate device, the moving contacting plate that described moving contacting plate device comprises moving contacting plate support and is arranged on moving contacting plate support, described moving contacting plate is also provided with to establishing part, described to establishing the two ends of part respectively to the two ends being located at moving contacting plate, described moving contacting plate support is also fixedly connected with for limiting moving contacting plate and to the locating part establishing part to be subjected to displacement.
As preferably, described locating part comprises limiting section and is shaped in the fixed part of limiting section both sides, and described limiting section is connected with to establishing part to conflict, and described fixed part is conflicted with moving contacting plate support and is connected.
As preferably, described limiting section offers opening, described to establishing part to convex to form test section from opening part.
As preferably, described test section faces through hole and arranges.
As preferably, described test section also offers for supporting apertured for testing tool to what establish.
As preferably, described test section is also formed with protuberance towards moving contacting plate, and described moving contacting plate is one-body molded the convergence part protruding from moving contacting plate surface, and described convergence part and protuberance are oppositely arranged.
The utility model has following advantage compared to existing technology: by offering through hole on end cap, formed by test section to what establish to establishing on part with moving contacting plate, like this testing tool (test pencil) is stretched into from through hole and conflict with test section, then make to be connected to establishing part conflict moving contacting plate to conflict with quiet contact chip, whether now just can detect is that A.C. contactor have failed, and by locating part by moving contacting plate and to establishing part to be limited on moving contacting plate support, this prevents rocking of moving contacting plate, thus ensure the stability of moving contacting plate, just can reach above and facilitate detection failure and the object that can ensure moving contacting plate stable connection.
Accompanying drawing explanation
Fig. 1 is the structural representation one of a kind of Novel AC contactor of the utility model;
Fig. 2 is the structural representation two of a kind of Novel AC contactor of the utility model;
Fig. 3 is the structural representation three of a kind of Novel AC contactor of the utility model.
In figure: 1, pedestal; 2, end cap; 21, through hole; 3, quiet contact chip; 4, moving contacting plate; 41, convergence part; 5, moving contacting plate support; 6, to establishing part; 61, test section; 62, to apertured; 63, protuberance; 7, locating part; 71, fixed part; 72, opening; 73, limiting section.
Embodiment
Referring to figs. 1 through Fig. 3, the embodiment of a kind of Novel AC contactor of the utility model is described further.
As shown in Figures 2 and 3, quiet contact chip 3 is arranged on the both sides of pedestal 1, moving contacting plate support 5 is installed with at the mid portion of pedestal 1, wherein moving contacting plate 4 is fixed by screws on moving contacting plate support 5, moving contacting plate 4 is also laid to establishing part 6, then both sides locating part 7 being set in moving contacting plate support 4 make the fixed part 71 of the both sides of locating part 7 conflict with moving contacting plate support 5 to be connected, namely be fixedly connected with moving contacting plate support 4 by the thrust of locating part 7 self, now moving contacting plate 4 with to establishing part 6 to be all fixed on moving contacting plate support 5, and the limiting section 73 of locating part 7 with conflict to establishing part 6 to be formed, and also offer opening 72 at the limiting section 73 of locating part 7, and to establishing part 6 to form test section 61 in opening 72 to the part being located at opening 72 place is protruding upward, during for detecting this A.C. contactor when needs, for the part that testing tool (test pencil) contacts, and offer on test section 61 to apertured 62, conflict for testing tool (test pencil) and prevent from skidding, and there is protuberance 63 test section 61 is also one-body molded towards one end of moving contacting plate 4, and the upper surface of moving contacting plate 4 protrudes from moving contacting plate 4 towards lug boss 63 forms convergence part 41, when whether such setting is to conduct electricity when needing detection moving contacting plate 4 to contact with quiet contact chip 3 when testing tool (test pencil), needs will make moving contacting plate 4 contact with quiet contact chip 3 to establishing part 6 to compress, now increasing protuberance 63 with convergence part 41 is in order to the better conduction situation detected faster when moving contacting plate 4 contacts with quiet contact chip 3, and then end cap 2 is bolted on pedestal 1, through hole 21 is offered in the upper end of end cap 2, as shown in Figure 1, through hole 21 correspondence is arranged to establishing the apertured 63 of supporting of part 6, can detect the more convenient inside more efficiently testing tool (test pencil) being extend into A.C. contactor like this.
When this A.C. contactor is installed to use in circuit time, circuit malfunctions and it is not clear whether be because A.C. contactor is when breaking down, only need testing tool (test pencil) to be extend into pedestal 1 at through hole 31 place of end cap 2 inner, make the nib of test pencil conflict to establish part 6 support apertured 63 place, then test pencil is pressed, make to establishing part 6 to be moved down by moving contacting plate 4, now conflict to be connected and to lower compression displacement, moving contacting plate 4 are connected with quiet contact chip 3 moving contacting plate 4 rapidly in protuberance 63 and convergence part 41, whether so just can detect is cause fault because of the fault of this AC starting device, and this A.C. contactor be no matter occur in transportation vibration or in use between long time, all can not there is moving contacting plate 4 is connected unstable situation generation with quiet contact chip 3 because moving contacting plate 4 with to establishing part 6 limited 7 to be fixed on moving contacting plate support 5 firmly, below just achieve this A.C. contactor and facilitate detection failure and the function that can ensure moving contacting plate stable connection.
The above is only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (6)
1. a Novel AC contactor, the end cap comprising pedestal and be fixedly connected with pedestal, moving contacting plate device and quiet contact chip device are installed in described pedestal, described quiet contact chip device is fixedly mounted on pedestal, it is characterized in that: described end cap offers for testing tool through rear through hole of conflicting with moving contacting plate device, the moving contacting plate that described moving contacting plate device comprises moving contacting plate support and is arranged on moving contacting plate support, described moving contacting plate is also provided with to establishing part, described to establishing the two ends of part respectively to the two ends being located at moving contacting plate, described moving contacting plate support is also fixedly connected with for limiting moving contacting plate and to the locating part establishing part to be subjected to displacement.
2. a kind of Novel AC contactor according to claim 1, it is characterized in that: described locating part comprises limiting section and is shaped in the fixed part of limiting section both sides, described limiting section is connected with to establishing part to conflict, and described fixed part is conflicted with moving contacting plate support and is connected.
3. a kind of Novel AC contactor according to claim 2, is characterized in that: described limiting section offers opening, described to establishing part to convex to form test section from opening part.
4. a kind of Novel AC contactor according to claim 3, is characterized in that: described test section faces through hole and arranges.
5. a kind of Novel AC contactor according to claim 4, is characterized in that: described test section also offers for supporting apertured for testing tool to what establish.
6. a kind of Novel AC contactor according to claim 3, it is characterized in that: described test section is also formed with protuberance towards moving contacting plate, described moving contacting plate is one-body molded the convergence part protruding from moving contacting plate surface, and described convergence part and protuberance are oppositely arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520026654.1U CN204315473U (en) | 2015-01-15 | 2015-01-15 | A kind of Novel AC contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520026654.1U CN204315473U (en) | 2015-01-15 | 2015-01-15 | A kind of Novel AC contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204315473U true CN204315473U (en) | 2015-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520026654.1U Active CN204315473U (en) | 2015-01-15 | 2015-01-15 | A kind of Novel AC contactor |
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| CN (1) | CN204315473U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107622914A (en) * | 2017-10-10 | 2018-01-23 | 三友联众集团股份有限公司 | A kind of upright protection relay |
| CN108269715A (en) * | 2018-03-06 | 2018-07-10 | 戴丁志 | Close-coupled linear type loading component |
-
2015
- 2015-01-15 CN CN201520026654.1U patent/CN204315473U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107622914A (en) * | 2017-10-10 | 2018-01-23 | 三友联众集团股份有限公司 | A kind of upright protection relay |
| CN108269715A (en) * | 2018-03-06 | 2018-07-10 | 戴丁志 | Close-coupled linear type loading component |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |