CN218498000U - Emergency starting AC contactor - Google Patents
Emergency starting AC contactor Download PDFInfo
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- CN218498000U CN218498000U CN202222566271.6U CN202222566271U CN218498000U CN 218498000 U CN218498000 U CN 218498000U CN 202222566271 U CN202222566271 U CN 202222566271U CN 218498000 U CN218498000 U CN 218498000U
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- carousel
- contactor
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Abstract
The utility model relates to an emergency starting ac contactor, including bottom plate, the emergency starting device of setting on the bottom plate, correspond two ac contactor that emergency starting device both sides department set up on the bottom plate respectively, emergency starting device including set up base on the bottom plate, set up apron on the base, set up energy storage drive mechanism in the base, rotate the carousel that sets up on the base and be used for driving energy storage drive mechanism, the base on be provided with two micro-gap switches with carousel matched with respectively, the carousel rotate the time, the carousel can trigger two micro-gap switches, realizes two micro-gap switch's switch-on or disconnection, the base on be provided with two binding post of being connected with two micro-gap switch electricity respectively. The utility model has the advantages of simple structure, stable performance, reliability, safety, reliability and convenient assembly.
Description
Technical Field
The utility model relates to a low-voltage apparatus technical field, concretely relates to emergency starting ac contactor.
Background
The contactor is an electric appliance which utilizes a coil to flow current to generate a magnetic field in industrial electricity to close a contact so as to control a load. The contactor is widely applied to a control circuit of a fire pump, and under the normal condition of the control circuit, after a coil of the contactor is electrified, current flowing through the coil generates a magnetic field to enable an armature to attract an iron core and drive a main contact of the contactor to be closed, and a main circuit is connected. When the coil of the contactor is powered off, the current flowing through the coil disappears, the electromagnetic attraction force of the armature disappears, and the armature is released under the action of the release spring, so that the main contacts of the contactor are separated, and the main circuit is disconnected. The motive force for contactor action is due to the magnetic field generated by the passage of current through the cored coil. Therefore, under the condition that the controller or the control circuit has a fault, the conventional contactor loses the power source of the action, so that the main contact cannot act. At the moment, if a fire disaster happens, the fire pump cannot be started, and the failure of the fire-fighting system is caused. Therefore, a mechanical emergency starting device for controlling the contactor appears in the market, and the mechanical emergency starting device is mainly used for starting the fire pump in an emergency by personnel with management authority when a controller of the fire pump cabinet or a contactor secondary circuit for controlling the fire pump fails, or in other occasions requiring mechanical emergency starting of the fire pump in emergency. However, the structural design of the emergency starting device of the existing emergency starting alternating current contactor is unreasonable, the emergency starting device does not have a remote monitoring function, the background cannot learn the working state of the emergency starting alternating current contactor, the safety and the reliability are not high, and the emergency starting alternating current contactor also has the defects of complex structure, unreliable performance and inconvenient assembly.
Disclosure of Invention
An object of the utility model is to overcome prior art's defect, provide a simple structure, stable performance is reliable, safe and reliable, assemble convenient emergent start ac contactor.
In order to achieve the above object, the utility model discloses an emergency starting ac contactor, including bottom plate, the emergency starting device of setting on the bottom plate, correspond two ac contactor that emergency starting device both sides department set up on the bottom plate respectively, emergency starting device including set up base on the bottom plate, set up apron on the base, set up the energy storage drive mechanism in the base, rotate the carousel that sets up on the base and be used for driving energy storage drive mechanism, the base on be provided with two micro-gap switches with carousel matched with respectively, the carousel rotate the time, two micro-gap switches can be triggered to the carousel, realize two micro-gap switch's switch-on or disconnection, the base on be provided with two binding post of being connected with two micro-gap switch electricity respectively.
The beneficial effect of above-mentioned structure is: two micro-gap switches on the base can monitor the position of carousel, and this emergency starting ac contactor's operating condition can be learnt to the backstage to can realize this emergency starting ac contactor's remote monitoring function. When the device works, a user rotates the rotary table, the rotary table drives the two alternating current contactors to perform switching-on and switching-off actions through the energy storage transmission mechanism, and the rotary table can trigger the two micro switches, so that the two micro switches can monitor the position of the rotary table. Therefore, the emergency starting alternating current contactor has the advantages of simple structure, stable and reliable performance, safety, reliability and convenience in assembly.
Particularly, the base on be provided with the storage tank that is used for placing the carousel, carousel one side on have a pivot portion, the storage tank of base in be provided with the locating hole with pivot portion matched with, pivot portion alternate in the locating hole, and constitute the carousel and be connected the cooperation with the rotation of base, the carousel opposite side on have the manual operation hole of exposing outside the lid. The carousel block is in the storage tank of base to the assembly of carousel and base of being convenient for, and can guarantee that the carousel can reliably rotate in the storage tank, be favorable to improving this emergency starting ac contactor's operational reliability.
Particularly, the cover body covers the two micro switches and the two wiring terminals, and wiring holes are respectively formed in the cover body corresponding to the two wiring terminals. The cover body covers the two micro-switches and the two wiring terminals, so that the micro-switches and the wiring terminals can be prevented from being exposed, and the safety performance of the emergency starting alternating current contactor can be improved.
Particularly, a driving rod is respectively arranged between a pressing block of the energy storage transmission mechanism and contact racks of the two alternating current contactors, and the driving rod acts along with the pressing block and can drive the contact racks to act so as to realize the opening or closing of the two alternating current contactors. The briquetting passes through two actuating levers simultaneous drive two ac contactor's movable contact headstock actions to realize two ac contactor's separating brake or combined floodgate, and the briquetting passes through the actuating lever with two ac contactor's movable contact headstock and is connected, thereby the emergent starting drive of being convenient for and two ac contactor's assembly, it is more convenient to assemble.
Particularly, the base in correspond two micro-gap switch punishment and do not be provided with two gag lever posts, micro-gap switch on be provided with two gag lever post matched with spacing holes, the gag lever post alternate in spacing downthehole, and constitute base and two micro-gap switch's joint cooperation. The micro-gap switch is connected with the base in a clamping matching mode, so that the micro-gap switch and the base are convenient to assemble, and the assembling efficiency is higher.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention.
Fig. 2 is an exploded view of an embodiment of the present invention.
Fig. 3 is an internal structure diagram of the embodiment of the present invention.
Fig. 4 is a perspective view of a turntable according to an embodiment of the present invention.
Detailed Description
As shown in fig. 1-4, the embodiment of the utility model provides an emergency starting ac contactor, including bottom plate 10, the emergency starting device 20 of setting on bottom plate 10, correspond two ac contactor 11 that emergency starting device 20 both sides department set up respectively on bottom plate 10, emergency starting device 20 including set up base 21 on bottom plate 10, set up apron 22 on base 21, set up energy storage drive mechanism 23 in base 21, rotate the carousel 24 that sets up on base 21 and be used for driving energy storage drive mechanism 23, base 21 on be provided with two micro-gap switches 25 with carousel 24 matched with respectively, carousel 24 when rotating, two micro-gap switches 25 can be triggered to carousel 24, realize the switch-on or the disconnection of two micro-gap switches 25, base 21 on be provided with two binding post 26 of being connected with two micro-gap switches 25 electricity respectively. The base 21 is provided with a containing groove 211 for placing the rotating disc 24, one side of the rotating disc 24 is provided with a rotating shaft part 241, the containing groove 211 of the base 21 is internally provided with a positioning hole 212 matched with the rotating shaft part 241, the rotating shaft part 241 is inserted into the positioning hole 212 and forms the rotating connection and matching of the rotating disc 24 and the base 21, and the other side of the rotating disc 24 is provided with a manual operation hole 242 exposed outside the cover body 22. The carousel block is in the storage tank of base to the assembly of carousel and base of being convenient for, and can guarantee that the carousel can reliably rotate in the storage tank, be favorable to improving this emergency starting ac contactor's operational reliability. The cover 22 covers the two micro switches 25 and the two connection terminals 26, and connection holes 221 are respectively formed in the cover 22 corresponding to the two connection terminals 26. The cover body covers the two micro-switches and the two wiring terminals, so that the micro-switches and the wiring terminals can be prevented from being exposed, and the safety performance of the emergency starting alternating current contactor can be improved. And a driving rod 27 is respectively arranged between the pressing block 231 of the energy storage transmission mechanism 23 and the contact frames of the two alternating current contactors 11, and the driving rod 27 acts along with the pressing block 231 and can drive the contact frames to act so as to realize the switching-off or switching-on of the two alternating current contactors 11. The briquetting passes through two actuating levers simultaneous drive two ac contactor's movable contact headstock actions to realize two ac contactor's separating brake or combined floodgate, and the briquetting passes through the actuating lever with two ac contactor's movable contact headstock and is connected, thereby the emergent starting drive of being convenient for and two ac contactor's assembly, it is more convenient to assemble. The base 21 in correspond two micro-gap switch 25 punishment do not be provided with two gag lever post 213, micro-gap switch 25 on be provided with two gag lever post 213 matched with spacing hole 251, gag lever post 213 alternate in spacing hole 251, and constitute base 21 and two micro-gap switch 25's joint cooperation. The micro-gap switch is connected with the base in a clamping matching mode, so that the micro-gap switch and the base are convenient to assemble, and the assembling efficiency is higher.
Two micro-gap switches on the base can monitor the position of carousel, and this emergency starting ac contactor's operating condition can be learnt to the backstage to this emergency starting ac contactor's remote monitoring function can be realized. When the device works, a user rotates the rotary table, the rotary table drives the two alternating current contactors to perform switching-on and switching-off actions through the energy storage transmission mechanism, and the rotary table can trigger the two micro switches, so that the two micro switches can monitor the position of the rotary table. Therefore, the emergency starting alternating current contactor has the advantages of simple structure, stable and reliable performance, safety, reliability and convenience in assembly.
Claims (5)
1. The utility model provides an emergent starting AC contactor, includes the bottom plate, sets up emergent starting drive on the bottom plate, corresponds emergent starting drive both sides department and sets up two AC contactor on the bottom plate respectively, its characterized in that: emergent starting drive including setting up base on the bottom plate, setting up apron on the base, setting up energy storage drive mechanism in the base, rotate the carousel that sets up on the base and be used for driving energy storage drive mechanism, the base on be provided with respectively with two micro-gap switches of carousel matched with, the carousel rotate the time, two micro-gap switches can be triggered to the carousel, realize two micro-gap switch's switch-on or disconnection, the base on be provided with respectively with two binding post that the micro-gap switch electricity is connected.
2. The emergency starting ac contactor according to claim 1, wherein: the base on be provided with the storage tank that is used for placing the carousel, carousel one side on have a pivot portion, the storage tank of base in be provided with pivot portion matched with locating hole, pivot portion alternate in the locating hole, and constitute the normal running joint cooperation of carousel and base, the carousel opposite side on have the manual operation hole of exposure outside the lid.
3. An emergency starting ac contactor according to claim 1 or 2, wherein: the cover body covers the two micro switches and the two wiring terminals, and wiring holes are formed in the cover body corresponding to the two wiring terminals respectively.
4. An emergency starting ac contactor according to claim 1 or 2, wherein: the energy storage transmission mechanism is characterized in that a driving rod is arranged between a pressing block of the energy storage transmission mechanism and contact frames of the two alternating current contactors respectively, and the driving rod moves along with the pressing block and can drive the contact frames to move so as to realize the switching-off or switching-on of the two alternating current contactors.
5. An emergency starting ac contactor according to claim 1 or 2, wherein: the base in correspond two micro-gap switch punishments and do not be provided with two gag lever posts, micro-gap switch on be provided with two gag lever post matched with spacing holes, the gag lever post alternate in spacing downthehole, and constitute base and two micro-gap switch's joint cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222566271.6U CN218498000U (en) | 2022-09-24 | 2022-09-24 | Emergency starting AC contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222566271.6U CN218498000U (en) | 2022-09-24 | 2022-09-24 | Emergency starting AC contactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218498000U true CN218498000U (en) | 2023-02-17 |
Family
ID=85192993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222566271.6U Active CN218498000U (en) | 2022-09-24 | 2022-09-24 | Emergency starting AC contactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218498000U (en) |
-
2022
- 2022-09-24 CN CN202222566271.6U patent/CN218498000U/en active Active
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