CN201845714U - Alternating-current contactor - Google Patents
Alternating-current contactor Download PDFInfo
- Publication number
- CN201845714U CN201845714U CN2010206111984U CN201020611198U CN201845714U CN 201845714 U CN201845714 U CN 201845714U CN 2010206111984 U CN2010206111984 U CN 2010206111984U CN 201020611198 U CN201020611198 U CN 201020611198U CN 201845714 U CN201845714 U CN 201845714U
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- CN
- China
- Prior art keywords
- base
- plate
- dust excluding
- electromagnetic system
- slide plate
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to an alternating-current contactor which mainly solves the technical problems that the existing alternating-current contactor adopting a removable electromagnetic system does not have the dustproof function, and can not meet the using requirement in severe environments, etc. The alternating-current contactor is characterized in that a dustproof plate fixed with the base is arranged at an opening of a base, the dustproof plate is provided with a through groove which is used for the passing of an electromagnetic system and adapts to a front baffle plate of the electromagnetic system, the front baffle plate is arranged at the through groove of the dustproof plate to close the base. The alternating-current contactor has the following beneficial effects: the dustproof plate is additionally arranged at the joint of the base and the front baffle plate of the electromagnetic system, therefore, when a sliding plate of the electromagnetic system is inserted in a chute of the base, the front baffle plate arranged at the end part of a sliding plate and the dustproof plate are connected together, so that foreign matters such as dirt or dust can be prevented from entering in the base of the alternating-current contactor, the electromagnetic system can be avoided being exposed outside, and further the dustproof performance of the alternating-current contactor is improved, and the alternating-current contactor can meet the using requirements in a severe condition.
Description
Technical field
The utility model relates to the contactor that a kind of control circuit cut-offs, and relates to a kind of A.C. contactor in particular, is mainly used in the low-voltage electrical apparatus field.
Background technology
A.C. contactor mainly includes housing and is installed on housing interior electromagnetic system, contact system and arc-control device, and housing is made up of pedestal, base and arc-extinguish chamber, and electromagnetic system is installed in the base; Installation and maintain and replace for the convenient electromagnetic system, what the electromagnetic system of existing A.C. contactor adopted mostly is the extraction-type structure, promptly in base, establish chute, electromagnetic system is installed on the slide plate, slide plate is pushed in the chute, adopt this structure, though the installation of convenient electromagnetic system and maintain and replace, but when electromagnetic system is installed in the base by slide plate, because base one side should be Open architecture mutually, cause electromagnetic system to be exposed in the air like this, A.C. contactor can not be used at some particular places (such as there being the more abominable places of environment such as more dust or dust), can't meet the need of market.
Summary of the invention
Do not have a dust reduction capability for what solve the existing A.C. contactor that adopts the extraction-type electromagnetic system, can't adapt to the technical problems such as instructions for use under the adverse circumstances; The utility model provides a kind of A.C. contactor, and this A.C. contactor can be sealed in electromagnetic system in the base, improves its anti-dust performance and makes A.C. contactor can adapt to instructions for use under the adverse circumstances.
For solving above technical problem, the technical scheme that the utility model is taked is a kind of A.C. contactor, it includes housing and is installed on the interior contact system of housing, electromagnetic system and arc quenching system, described housing includes pedestal and is installed in the pedestal arc-extinguish chamber and the base at two ends up and down respectively, described electromagnetic system includes slide plate, yoke, coil and front apron, front apron is fixed on the end of slide plate, yoke and coil stationary are on slide plate, described base one side is to be provided with chute in opening shape and the base, and described slide plate places in the chute of base and to fix with base and front apron places the opening part of base; It is characterized in that the dust excluding plate that opening part is provided with and base is fixing at described base, this dust excluding plate be provided with the magnetic system turnover of can powering and with the suitable groove of the front apron of electromagnetic system, front apron places the groove place of dust excluding plate to make base form sealing.
Further, be equipped with Ka Tai, on the relevant position of described dust excluding plate both sides, be provided with the elastic card roof pressure cooperation mutually of Ka Tai with the dust excluding plate of elastic card and front apron in described front apron both sides.
Further, upper surface in the bottom of described base is provided with the draw-in groove that is complementary with the dust excluding plate shape, the bottom of dust excluding plate is inserted in the draw-in groove and is formed spacing the cooperation with draw-in groove, top at base is provided with holddown groove, and also corresponding being provided with in dust excluding plate top snaps in the hangers that holddown groove fixes dust excluding plate and base.
Further, be equipped with the ply-yarn drill that lead-out wires of coil is tightened in described slide plate both sides, this ply-yarn drill one end is the opening shape, and the other end links to each other with slide plate and be into a single integrated structure with slide plate.
The beneficial effects of the utility model are that the joint at the front apron of base and electromagnetic system adds dust excluding plate, when making the slide plate of electromagnetic system insert in the chute in the base, the front apron and the dust excluding plate that are installed in the slide plate end link together, can prevent effectively that like this foreign matters such as dust or dust from entering in the base of A.C. contactor, avoid outside electromagnetic system is exposed to, thereby improve the anti-dust performance of A.C. contactor, make it can satisfy user demand under mal-condition.
Description of drawings
Fig. 1 is the three-dimensional reference diagram of a kind of A.C. contactor of the utility model embodiment.
Fig. 2 is the assembling plan view of the utility model embodiment base and electromagnetic system.
Fig. 3 is the three-dimensional structure diagram of the utility model embodiment base.
Fig. 4 is the three-dimensional structure diagram of the utility model embodiment dust excluding plate.
Fig. 5 is the three-dimensional structure diagram of the utility model embodiment electromagnetic system.
Embodiment
Below in conjunction with accompanying drawing the utility model execution mode is described further:
Extremely shown in Figure 5 as Fig. 1, the utility model is a kind of A.C. contactor, it includes housing 1 and is installed on contact system in the housing 1, electromagnetic system 2 and arc quenching system, described housing 1 includes pedestal 11 and is installed in the arc-extinguish chamber 12 and the base 13 at pedestal two ends about in the of 11 respectively, described electromagnetic system 2 includes slide plate 21, yoke 22, coil 23 and front apron 24, front apron 24 is fixed on the end of slide plate 21, yoke 22 and coil 23 are fixed on the slide plate 21, described base 13 1 sides are to be provided with chute 131 in opening shape and the base 13, and described slide plate 21 places in the chute 131 of base 13 and to fix with base 13 and front apron 24 places the opening part of base 13; Do not have a dust reduction capability for what solve the existing A.C. contactor that adopts extraction-type electromagnetic system 2, can't adapt to the technical problems such as instructions for use under the adverse circumstances; Opening part at described base 13 is provided with the dust excluding plate of fixing with base 13 3, this dust excluding plate 3 be provided with magnetic system 2 turnover of can powering and with the suitable groove 31 of the front apron 24 of electromagnetic system 2, front apron 24 places groove 31 places of dust excluding plate 3 to make base 13 form sealing; Joint at base 13 and the front apron 24 of electromagnetic system 2 adds dust excluding plate 3, when making the slide plate 21 of electromagnetic system 2 insert in the chute 131 of bases 13, the front apron 24 that is installed in slide plate 21 ends is buckled together with dust excluding plate 3 and makes base 13 form relative sealing, can prevent effectively that like this foreign matters such as dust or dust from entering in the base 13 of A.C. contactor, avoid outside electromagnetic system 2 is exposed to, thereby improve the anti-dust performance of A.C. contactor, make it can satisfy user demand under mal-condition.
In the present embodiment, when inserting in the chute 131 of bases 13 for ease of electromagnetic system 2 and base 13 fix, be equipped with card platform 241 in described front apron 24 both sides, on the relevant position of described dust excluding plate 3 both sides, be provided with the elastic card 32 roof pressure cooperation mutually of card platform 241 with the dust excluding plate 3 of elastic card 32 and front apron 24; Because in the chute 131 of the insertion base 13 of the slide plate 21 of electromagnetic system 2 and dust excluding plate 3 fix with base 13, like this when the slide plate 21 of electromagnetic system 2 inserts in the chute 131 of bases 13, the elastic card 32 that card platform 241 on the front apron 24 is made by cold rolling firm panel material pushes to the inside, and front apron 24 tightens mutually with dust excluding plate 3 under the elastic force effect of elastic card 32, thereby realizes the fixing of electromagnetic system 2 and base 13.
In the present embodiment, be the production of convenient dust-proofing plate 3 and fixing with base 13, upper surface in the bottom of described base 13 is provided with the draw-in groove 132 that is complementary with dust excluding plate 3 shapes, the bottom of dust excluding plate 3 is inserted in the draw-in groove 132 and is formed spacing the cooperation with draw-in groove 132, so just can make the lower end of dust excluding plate 3 and fixing of base 13; Be provided with holddown groove 133 on the top of base 13, corresponding being provided with in dust excluding plate 3 tops snaps in the hangers 33 that holddown groove 133 fixes dust excluding plate 3 and base 13, by the cooperation of holddown groove 133 and hangers 33, the upper end of dust excluding plate 3 and base 13 fixed; Adopt this structure, only need when mounted, just can realize the fixing of dust excluding plate 3 and base 13 in the corresponding draw-in groove 132 and holddown groove 133 that snaps in base 13 in the two ends of dust excluding plate 3, but this is the production and processing of convenient dust-proofing plate 3 not only, simultaneously, also can be convenient to the installation of dust excluding plate 3, improve the assembling benefit.
In the present embodiment, the coil 23 of electromagnetic system 2 when mounted, for ease of the lead-out wire of coil 23 is tightened on slide plate 21, guarantee the clean and tidy and attractive in appearance of circuit, be equipped with the ply-yarn drill 211 that coil 23 lead-out wires are tightened in described slide plate 21 both sides, these ply-yarn drill 211 1 ends are the opening shape, the other end links to each other with slide plate 21 and is into a single integrated structure with slide plate 21, because the ply-yarn drill that existing A.C. contactor adopts the thread gluing formula that sticks on the slide plate 21 to be two S types carries out bunch, must earlier ply-yarn drill be sticked on the slide plate in use, higher relatively not only bad for assembling and cost like this; And the structure of employing present embodiment, because slide plate 21 adopts plastic material to make, when producing slide plate 21, so just can be with ply-yarn drill 211 and slide plate 21 one-shot formings, this not only can reduce production costs, the working efficiency when being convenient to the production and processing of ply-yarn drill 211 and also can improving bunch.
The foregoing description should not be considered as restriction of the present utility model, but any improvement of doing based on spirit of the present utility model, all should be within protection range of the present utility model.
Claims (4)
1. A.C. contactor, it includes housing and is installed on housing interior contact system, electromagnetic system and arc quenching system, described housing includes pedestal and is installed in the pedestal arc-extinguish chamber and the base at two ends up and down respectively, described electromagnetic system includes slide plate, yoke, coil and front apron, front apron is fixed on the end of slide plate, yoke and coil stationary are on slide plate, described base one side is to be provided with chute in opening shape and the base, and described slide plate places in the chute of base and to fix with base and front apron places the opening part of base; It is characterized in that the dust excluding plate that opening part is provided with and base is fixing at described base, this dust excluding plate be provided with the magnetic system turnover of can powering and with the suitable groove of the front apron of electromagnetic system, front apron places the groove place of dust excluding plate to make base form sealing.
2. a kind of A.C. contactor according to claim 1, it is characterized in that being equipped with Ka Tai, on the relevant position of described dust excluding plate both sides, be provided with the elastic card roof pressure cooperation mutually of Ka Tai with the dust excluding plate of elastic card and front apron in described front apron both sides.
3. a kind of A.C. contactor according to claim 1 and 2, it is characterized in that being provided with the draw-in groove that is complementary with the dust excluding plate shape in the upper surface of the bottom of described base, the bottom of dust excluding plate is inserted in the draw-in groove and is formed spacing the cooperation with draw-in groove, top at base is provided with holddown groove, and also corresponding being provided with in dust excluding plate top snaps in the hangers that holddown groove fixes dust excluding plate and base.
4. a kind of A.C. contactor according to claim 3 is characterized in that being equipped with the ply-yarn drill that lead-out wires of coil is tightened in described slide plate both sides, and this ply-yarn drill one end is the opening shape, and the other end links to each other with slide plate and be into a single integrated structure with slide plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206111984U CN201845714U (en) | 2010-11-17 | 2010-11-17 | Alternating-current contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206111984U CN201845714U (en) | 2010-11-17 | 2010-11-17 | Alternating-current contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201845714U true CN201845714U (en) | 2011-05-25 |
Family
ID=44040599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206111984U Expired - Fee Related CN201845714U (en) | 2010-11-17 | 2010-11-17 | Alternating-current contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201845714U (en) |
-
2010
- 2010-11-17 CN CN2010206111984U patent/CN201845714U/en not_active Expired - Fee Related
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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: 20110525 Termination date: 20151117 |
|
| EXPY | Termination of patent right or utility model |