CN104538256A - Alternating current contactor - Google Patents
Alternating current contactor Download PDFInfo
- Publication number
- CN104538256A CN104538256A CN201510005877.4A CN201510005877A CN104538256A CN 104538256 A CN104538256 A CN 104538256A CN 201510005877 A CN201510005877 A CN 201510005877A CN 104538256 A CN104538256 A CN 104538256A
- Authority
- CN
- China
- Prior art keywords
- contactor
- interlocking
- interlocking portion
- lock pin
- locking part
- 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.)
- Granted
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H50/00—Details of electromagnetic relays
- H01H50/14—Terminal arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/20—Interlocking, locking, or latching mechanisms
- H01H9/26—Interlocking, locking, or latching mechanisms for interlocking two or more switches
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
Disclosed is an alternating current contactor. The problem that an existing alternating current contact is unreliable in interlocking is solved. The alternating current contactor comprises an installation base. A plug core, a static contact and a connection terminal are arranged in the installation base. A movable contact is arranged on the plug core. The two side walls of the installation base are each provided with an installation groove. An interlocking piece is movably connected into one installation groove. A clamping hole is formed in the plug core. The interlocking piece comprises a first interlocking portion and a second interlocking portion. The interlocking piece is provided with a first position for installation, a second position and a third position, wherein when at the second position, the interlocking piece is pressed by the plug core to enable the second interlocking portion to get away from the side wall of an upper cover, and when at the third position, the interlocking piece is driven by another alternating current contactor to enable the first interlocking portion to be clamped to a clamping hole in the plug core. According to the alternating current contactor, reliable interlocking can be achieved, two alternating current contactors can be attached to each other, the movement stability of the alternating current contactors is ensured, the space needed during installation is reduced, and contactor installation is facilitated.
Description
Technical field
The invention belongs to appliance field, be specifically related to a kind of A.C. contactor.
Background technology
A.C. contactor is widely used in low-voltage circuit, be a kind of use safety, control conveniently, measure large and wide industrial necessity, its operation principle is, when electromagnetic contactor coil no power, the reaction force of spring and the deadweight of armature core make main contacts remain open position.When solenoid connects control voltage (being generally rated voltage) by control loop, armature is inhaled to fixed core by the reaction force that electromagnetic force overcomes spring, and drive main contacts to close, connect circuit, auxiliary contact is action thereupon.When existing A.C. contactor needs splicing to use, need to realize interlock, namely when an A.C. contactor dynamic/static contact attraction circuit conducting, adjacent A.C. contactor lock pin akinesia.It is unreliable that the A.C. contactor of existing splicing is interlocked usually, and have spacing between two A.C. contactors spliced mutually, as the mutual pushing type mechanical interlocking device of Chinese patent possibility of reversal A.C. contactor (patent No. is ZL200420035863.4), although more reliable by improving the interlocking making two A.C. contactors, there is larger space waste in activity and the connection of its lever; In Chinese patent double circuit power supply switching system (patent No. is ZL200910010611.3), obviously can find out that there is larger space between interlock between two A.C. contactors, not only high to the requirements of installation space of product, the not A.C. contactor of fully laminating, when dynamic/static contact separates, A.C. contactor easily rocks.
Summary of the invention
To interlock insecure problem for solving existing A.C. contactor in background technology, the invention provides a kind of A.C. contactor.
Technical scheme of the present invention is: a kind of A.C. contactor, comprise upper cover, bobbin, mounting base and lower cover, lock pin is provided with in described mounting base, static contact and binding post, described binding post comprises main electrical scheme terminal and coil terminals, described lock pin is provided with movable contact spring, two sidewalls of mounting base are equipped with mounting groove, locking part is connected with in one of them mounting groove, described lock pin is provided with blocked hole, described locking part comprises the first interlocking portion and the second interlocking portion, described locking part has primary importance during installation, described locking part has primary importance during installation, by lock pin pressing make the second interlocking portion away from upper cover sidewall the second place with driven the 3rd position that the first interlocking portion and lock pin blocked hole are blocked mutually by another A.C. contactor.
As a modification of the present invention, described locking part is provided with and snaps in mounting groove and the cylindrical installation portion be hinged with mounting groove, the connecting portion be connected with cylindrical installation portion and be convenient to the press section that lock pin presses, described cylindrical installation portion is located between the first interlocking portion and the second interlocking portion, and described connecting portion is connected with the first interlocking portion, the second interlocking portion by press section.
As a further improvement on the present invention, described press section is arc surface or inclined-plane.
As a further improvement on the present invention, described locking part is arranged in mounting groove about upper cover outer wall place plane symmetry.
As a further improvement on the present invention, described coil terminals is provided with pin, and described pin is connected with the coil on bobbin by wiring spring.
As a further improvement on the present invention, described coil terminals comprises input terminal and outlet terminal, is connected between described input terminal and outlet terminal by surge protective device.
As a further improvement on the present invention, described binding post comprises auxiliary terminal block, and described auxiliary terminal block is located at the top of main electrical scheme terminal.
As a further improvement on the present invention, described mounting base is provided with multiple dividing plate, forms slot and the storage tank for accommodating binding post between different dividing plates, covers the plate being provided with and inserting slot on described.
As a further improvement on the present invention, described binding post comprises screw and positioning tile pad, and described screw is connected with static contact through positioning tile pad.
As a further improvement on the present invention, described mounting base is provided with spacing hole, covers and be provided with limiting plate on described, and described limiting plate is through static contact and the spacing hole phase clamping on mounting base.
As a further improvement on the present invention, also comprise connector, described connector one end is blocked mutually with lower cover, and the other end is used for blocking mutually with A.C. contactor to be installed.
The invention has the beneficial effects as follows, be provided with locking part, by the structure in mounting groove, the first interlocking portion and the second interlocking portion, the present invention can reliably be interlocked, and shorten the distance of two A.C. contactors, two A.C. contactors are fitted, ensure stationarity during A.C. contactor action, space required when simultaneously also reducing installation, be convenient to the installation of contactor, make the scope of application of A.C. contactor wider.And the present invention also has, and structure is simple, the advantage such as reliable, easy for installation of interlocking.
Accompanying drawing explanation
Accompanying drawing 1 is the structural representation of the embodiment of the present invention.
Accompanying drawing 2 is the structural representation after taking away upper cover 1 and lower cover 4 in accompanying drawing 1.
Accompanying drawing 3 is the structural representation after taking away mounting base 3 in accompanying drawing 2.
Accompanying drawing 4 is the structural representation at mounting base 3 place in accompanying drawing 2.
Accompanying drawing 5 is the structural representation of mounting base 3 in accompanying drawing 2.
Accompanying drawing 6 is the structural representation of upper cover 1 in accompanying drawing 1.
Accompanying drawing 7 is the structural representation of lock pin 5 in accompanying drawing 3.
Accompanying drawing 8 is the structural representation of locking part 8 in accompanying drawing 1.
Accompanying drawing 9 is the embodiment of the present invention and another A.C. contactor structural representation when interlocking.
In figure, 1, upper cover; 11, plate; 12, limiting plate; 2, bobbin; 21, coil; 3, mounting base; 31, mounting groove; 32, dividing plate; 33, slot; 34, storage tank; 35, spacing hole; 4, lower cover; 5, lock pin; 51, blocked hole; 6, static contact; 7, binding post; 71, main electrical scheme terminal; 72, coil terminals; 721, pin; 722, wiring spring; 723, input terminal; 724, outlet terminal; 725, surge protective device; 73, auxiliary terminal block; 74, screw; 75, positioning tile pad; 8, locking part; 81, the first interlocking portion; 82, the second interlocking portion; 83, cylindrical installation portion; 84, connecting portion; 85, press section; 9, connector.
Embodiment
Below in conjunction with accompanying drawing, embodiments of the present invention is further illustrated:
By Fig. 1 composition graphs 2, 3, 4, 5, 6, 7, 8, shown in 9, a kind of A.C. contactor, comprise upper cover 1, bobbin 2, mounting base 3 and lower cover 4, lock pin 5 is provided with in described mounting base 3, static contact 6 and binding post 7, described binding post 7 comprises main electrical scheme terminal 71 and coil terminals 72, described lock pin 5 is provided with movable contact spring, two sidewalls of mounting base 3 are equipped with mounting groove 31, locking part 8 is connected with in one of them mounting groove 31, described lock pin 5 is provided with blocked hole 51, described lock pin 5 is provided with blocked hole 51, described locking part 8 comprises the first interlocking portion 81 and the second interlocking portion 82, described locking part 8 has primary importance during installation, made the second interlocking portion 82 away from the second place of upper cover 1 sidewall by lock pin 5 pressing and driven the 3rd position making the first interlocking portion 81 and lock pin 5 blocked hole 51 phase card by another A.C. contactor.The invention has the beneficial effects as follows, be provided with locking part, by the structure in mounting groove, the first interlocking portion and the second interlocking portion, the present invention can reliably be interlocked, and snap in mounting groove by the hinged locking part that makes in the present invention, shorten the distance of two A.C. contactors, two A.C. contactors are fitted, ensure stationarity during A.C. contactor action, space required when simultaneously also reducing installation, be convenient to the installation of contactor, make the scope of application of A.C. contactor wider.And the present invention also has, and structure is simple, the advantage such as reliable, easy for installation of interlocking.
Described locking part 8 is provided with and snaps in mounting groove 31 and the cylindrical installation portion 83 be hinged with mounting groove 31, the connecting portion 84 be connected with cylindrical installation portion 83 and be convenient to the press section 85 that lock pin 5 presses, described cylindrical installation portion 83 is located between the first interlocking portion 81 and the second interlocking portion 82, and described connecting portion 84 is connected with the first interlocking portion 82 of interlocking portion 81, second by press section 85.Specifically, described press section 85 is arc surface or inclined-plane.In particular, described locking part 8 is arranged in mounting groove 31 about upper cover 1 outer wall place plane symmetry.Such structure is convenient to the installation of locking part, in particular, a part for locking part snaps in mounting groove, another part snaps in the mounting groove of another ac contactor, thus the sidewall of two A.C. contactor upper covers is fitted, make between two A.C. contactors very close to each other, reduce installing space, the reliable interlocking of product can be ensured again simultaneously.Certainly in the present invention, the locking part of movable connection in mounting groove can be semicircular locking part, when pressing locking part, and the function that locking part slippage thus realize is interlocked.
Described coil terminals 72 is provided with pin 721, and described pin 721 is connected with the coil 21 on bobbin 2 by wiring spring 722.Such structure ensures that pin can reliably be connected with coil, specifically, and pin and wiring spring energy consistent termination, and wiring spring can be connected with coil very well, ensures the action message of dynamic iron core.
Described coil terminals 72 comprises input terminal 723 and outlet terminal 724, is connected between described input terminal 723 and outlet terminal 724 by surge protective device 725.Specifically, can arrange according to actual needs and gush voltage and/or surge current protection, the circuit of protection product, extends the useful life of product.
Described binding post 7 comprises auxiliary terminal block 73, and described auxiliary terminal block 73 is located at the top of main electrical scheme terminal 71.Auxiliary terminal block be arranged so that single A.C. contactor can binding post more, be convenient to wiring and configuration.
Described mounting base 3 is provided with multiple dividing plate 32, forms slot 33 and the storage tank 34 for accommodating binding post 7 between different dividing plates 32, and described upper cover 1 is provided with the plate 11 inserting slot 33.Specifically, described binding post 7 comprises screw 74 and positioning tile pad 75, and described screw 74 is connected with static contact 6 through positioning tile pad 75.In particular, described mounting base 3 is provided with spacing hole 35, and described upper cover 1 is provided with limiting plate 12, and described limiting plate 12 is through static contact 6 and the spacing hole 35 phase clamping on mounting base 3.The space of structure to storage tank of slot and plate defines restriction, when positioning tile pad and screw are installed, can not offset, reliably more convenient when making upper cover coordinate with mounting base simultaneously.The setting of limiting plate and spacing hole in addition, makes upper cover carry out spacing to static contact when mounted, avoids contact to be subjected to displacement the cooperation affecting dynamic and static contact.
The present invention also comprises connector 9, described connector 9 one end and lower cover 4 phase card, and the other end is used for blocking mutually with A.C. contactor to be installed.Such structure further facilitates and is connected with another A.C. contactor, makes two A.C. contactor laminatings tightr simultaneously.Certainly, in actual production process, more A.C. contactors can be spliced as required.
Improvement mentioned by the present invention, is applicable to the various A.C. contactors needing interlocking, include arc control device type and without the A.C. contactor of arc control device type.
Every technical staff's notice: although the present invention describes according to above-mentioned embodiment, invention thought of the present invention is not limited in this invention, and the repacking of any utilization inventive concept, all will include in this patent scope of patent protection.
Claims (11)
1. an A.C. contactor, comprise upper cover (1), bobbin (2), mounting base (3) and lower cover (4), lock pin (5) is provided with in described mounting base (3), static contact (6) and binding post (7), described binding post (7) comprises main electrical scheme terminal (71) and coil terminals (72), described lock pin (5) is provided with movable contact spring, it is characterized in that: two sidewalls of mounting base (3) are equipped with mounting groove (31), locking part (8) is connected with in one of them mounting groove (31), described lock pin (5) is provided with blocked hole (51), described locking part (8) comprises the first interlocking portion (81) and the second interlocking portion (82), described locking part (8) has primary importance during installation, by lock pin (5) pressing make the second interlocking portion (82) away from upper cover (1) sidewall the second place with driven the 3rd position that the first interlocking portion (81) and lock pin (5) blocked hole (51) are blocked mutually by another A.C. contactor.
2. a kind of A.C. contactor according to claim 1, it is characterized in that described locking part (8) is provided with to snap in mounting groove (31) and the cylindrical installation portion (83) be hinged with mounting groove (31), the connecting portion (84) be connected with cylindrical installation portion (83) and be convenient to the press section (85) that lock pin (5) presses, described cylindrical installation portion (83) is located between the first interlocking portion (81) and the second interlocking portion (82), described connecting portion (84) is by press section (85) and the first interlocking portion (81), second interlocking portion (82) is connected.
3. a kind of A.C. contactor according to claim 2, is characterized in that described press section (85) is arc surface or inclined-plane.
4. a kind of A.C. contactor according to claim 1,2 or 3, is characterized in that described locking part (8) is arranged in mounting groove (31) about upper cover (1) outer wall place plane symmetry.
5. a kind of A.C. contactor according to claim 1, it is characterized in that described coil terminals (72) is provided with pin (721), described pin (721) is connected with the coil (21) on bobbin (2) by wiring spring (722).
6. a kind of A.C. contactor according to claim 1; it is characterized in that described coil terminals (72) comprises input terminal (723) and outlet terminal (724), connected by surge protective device (725) between described input terminal (723) and outlet terminal (724).
7. a kind of A.C. contactor according to claim 1, is characterized in that described binding post (7) comprises auxiliary terminal block (73), and described auxiliary terminal block (73) is located at the top of main electrical scheme terminal (71).
8. a kind of A.C. contactor according to claim 1, it is characterized in that described mounting base (3) is provided with multiple dividing plate (32), form slot (33) and the storage tank (34) for accommodating binding post (7) between different dividing plates (32), described upper cover (1) is provided with the plate (11) inserting slot (33).
9. a kind of A.C. contactor according to claim 1, it is characterized in that described binding post (7) comprises screw (74) and positioning tile pad (75), described screw (74) is connected with static contact (6) through positioning tile pad (75).
10. a kind of A.C. contactor according to claim 1, it is characterized in that described mounting base (3) is provided with spacing hole (35), described upper cover (1) is provided with limiting plate (12), and described limiting plate (12) is through static contact (6) and spacing hole (35) the phase clamping on mounting base (3).
11. a kind of A.C. contactors according to claim 1, characterized by further comprising connector (9), and described connector (9) one end is blocked mutually with lower cover (4), and the other end is used for blocking mutually with A.C. contactor to be installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510005877.4A CN104538256B (en) | 2015-01-07 | 2015-01-07 | Alternating current contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510005877.4A CN104538256B (en) | 2015-01-07 | 2015-01-07 | Alternating current contactor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104538256A true CN104538256A (en) | 2015-04-22 |
| CN104538256B CN104538256B (en) | 2017-02-22 |
Family
ID=52853763
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510005877.4A Expired - Fee Related CN104538256B (en) | 2015-01-07 | 2015-01-07 | Alternating current contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104538256B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106128822A (en) * | 2016-08-15 | 2016-11-16 | 浙江天正电气股份有限公司 | A kind of device interlocking A.C. contactor |
| CN106206162A (en) * | 2015-04-29 | 2016-12-07 | 浙江正泰电器股份有限公司 | The attachment structure of catalyst |
| WO2018006511A1 (en) * | 2016-07-08 | 2018-01-11 | 浙江正泰电器股份有限公司 | Contactor |
| CN109637897A (en) * | 2018-12-20 | 2019-04-16 | 广东求精电气有限公司 | A kind of clamping apparatus of A.C. contactor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101246791A (en) * | 2007-02-12 | 2008-08-20 | 浙江正泰电器股份有限公司 | Low-voltage electrical apparatus with mechanical interlock device |
| JP2009064737A (en) * | 2007-09-10 | 2009-03-26 | Fuji Electric Fa Components & Systems Co Ltd | Interlock device for reversible electromagnetic contactor |
| CN204303691U (en) * | 2015-01-07 | 2015-04-29 | 乐清市美欧格电气有限公司 | A kind of A.C. contactor |
-
2015
- 2015-01-07 CN CN201510005877.4A patent/CN104538256B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101246791A (en) * | 2007-02-12 | 2008-08-20 | 浙江正泰电器股份有限公司 | Low-voltage electrical apparatus with mechanical interlock device |
| JP2009064737A (en) * | 2007-09-10 | 2009-03-26 | Fuji Electric Fa Components & Systems Co Ltd | Interlock device for reversible electromagnetic contactor |
| CN204303691U (en) * | 2015-01-07 | 2015-04-29 | 乐清市美欧格电气有限公司 | A kind of A.C. contactor |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106206162A (en) * | 2015-04-29 | 2016-12-07 | 浙江正泰电器股份有限公司 | The attachment structure of catalyst |
| CN106206162B (en) * | 2015-04-29 | 2020-10-02 | 浙江正泰电器股份有限公司 | Connecting structure of contactor |
| WO2018006511A1 (en) * | 2016-07-08 | 2018-01-11 | 浙江正泰电器股份有限公司 | Contactor |
| RU2717087C1 (en) * | 2016-07-08 | 2020-03-18 | Чжэцзян Чинт Электрикс Ко., Лтд | Contactor |
| RU2717087C9 (en) * | 2016-07-08 | 2020-05-14 | Чжэцзян Чинт Электрикс Ко., Лтд | Contactor |
| US11049679B2 (en) | 2016-07-08 | 2021-06-29 | Zhejiang Chint Electrics Co., Ltd. | Contactor |
| CN106128822A (en) * | 2016-08-15 | 2016-11-16 | 浙江天正电气股份有限公司 | A kind of device interlocking A.C. contactor |
| CN109637897A (en) * | 2018-12-20 | 2019-04-16 | 广东求精电气有限公司 | A kind of clamping apparatus of A.C. contactor |
| CN109637897B (en) * | 2018-12-20 | 2022-05-31 | 广东求精电气有限公司 | Clamping device of alternating current contactor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104538256B (en) | 2017-02-22 |
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