CN219626557U - Energy-saving low-noise contactor - Google Patents

Abstract

The utility model discloses an energy-saving low-noise contactor which comprises an inner cover, wherein magnetic coil frames are fixedly connected to the inner sides of two side walls of the inner cover, each magnetic coil frame comprises a partition plate, magnetic coil mounting columns are fixedly connected to the middle positions of the front side wall and the rear side wall of each partition plate, mounting magnetic coils are coiled on the outer side walls of the two magnetic coil mounting columns, coiling directions of the two mounting magnetic coils are opposite, and reset springs are fixedly connected to the middle positions of the two sides of the front side wall and the rear side wall of a plate body of each partition plate. In the utility model, the electric wire is connected between the connecting bolt and the connecting plate by the wire connecting groove, the electric wire is connected on the two mounting magnetic rings by the connecting groove, and the two mounting magnetic rings are opposite to each other, so that a magnetic field with opposite acting force is generated, and the first movable iron core and the second movable iron core are attracted to each other until contacting with each other under the acting force of the magnetic field.

Description

Energy-saving low-noise contactor

Technical Field

The utility model relates to the technical field of contactors, in particular to an energy-saving low-noise contactor.

Background

Contactors are classified into alternating current contactors (voltage AC) and direct current contactors (voltage DC), which are used in power, distribution and electricity applications, and contactors are broadly referred to as electric appliances in industrial electricity that use a coil to flow a current to generate a magnetic field to close contacts, thereby achieving control of loads.

The existing contactor has the working principle that when an internal magnetic coil is electrified, a magnetic field is generated, an internal movable iron core is gradually close to a static iron core until being attached to the static iron core under the acting force of the magnetic field, when the movable iron core is attracted to the static iron core, current is conducted, after the magnetic coil is deenergized, a return spring drives the movable iron core to return, at the moment, a circuit is in an open circuit state, however, when the return spring pushes the movable iron core, the return spring can generate stronger noise, and the distance between the movable iron core and the static iron core is far, so that the magnetic coil acts more, the energy consumption is higher, and therefore, a person skilled in the art provides an energy-saving and low-noise contactor, and the possible problems are solved.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides an energy-saving low-noise contactor, which is characterized in that a wire is connected between a connecting bolt and a connecting plate by using a wire connecting groove, the wire is connected on two mounting magnetic rings by using the connecting groove, and the two mounting magnetic rings are opposite to each other, so that a magnetic field with opposite acting force is generated, and under the acting force of the magnetic field, a first movable iron core and a second movable iron core are mutually attracted until contacting, and the mode is used for avoiding that a single iron core needs higher energy consumption in a reciprocating manner, so that the relay is more energy-saving.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides an energy-conserving low noise's contactor, includes the inner cover, the inboard fixedly connected with magnet circle frame of both sides wall of inner cover, magnet circle frame is including the baffle, the front and back lateral wall intermediate position of baffle all fixedly connected with magnet circle erection column, two coil on the lateral wall of magnet circle erection column has all coiled the installation magnet circle, two the coiling opposite direction of installation magnet circle, the board body front and back lateral wall intermediate position of baffle has all fixed connection reset spring, and two of leaning on the front end reset spring's the other end fixedly connected with first movable core, the upper end face of the upper end of first movable core and lower lateral wall lower extreme all have seted up the contact groove, the other end fixedly connected with second movable core of leaning on the rear end reset spring, the second movable core upper end face and lower lateral wall upper end all have seted up the block that cooperates with the contact groove to use, the front side wall both sides intermediate position of first movable core and second movable core has all seted up the sponge groove, four movable core's front side wall intermediate position have all been provided with the sponge groove, four movable core's front end bolt seat has all been provided with the sponge terminal;

through above-mentioned technical scheme, utilize the wiring groove to connect the electric wire between connecting bolt and connecting plate, the electric wire passes through the spread groove to be connected on two installation magnetic rings, because two installation magnetic rings are reverse, consequently produce the magnetic field that utilizes the effort to be opposite, under the effort of magnetic field, first iron core and second iron core that moves attract each other until contacting, utilize this mode, avoided single iron core to come and go and need higher energy consumption for this relay is more energy-conserving.

Further, the four reset springs are respectively connected with the first movable iron core and the second movable iron core through mute sponges;

through above-mentioned technical scheme, utilize silence sponge to absorb the vibrations that reset spring produced.

Further, an arc extinguishing chamber is arranged at the position, close to the front end, of the outer side wall of the inner cover;

through the technical scheme, the arc extinguishing chamber is utilized to extinguish generated electric arcs.

Further, wiring grooves are formed in the two sides of the upper side wall of the partition board;

through the technical scheme, the external electric wire is connected with the contactor by the wiring groove.

Further, the inner side walls of the positions, close to the rear side, of the two wiring grooves at the upper end and the positions, close to the front side, of the two wiring grooves at the lower end are fixedly connected with connecting plates;

through above-mentioned technical scheme, utilize the fixed plate to fix the electric wire.

Further, connecting bolts are connected at the middle positions of the plate bodies of the four connecting plates in a threaded manner;

through above-mentioned technical scheme, utilize connecting bolt to fix the electric wire in the wiring inslot.

Further, connecting grooves are formed in the positions, close to the upper ends, of the two side walls of the partition board and the positions, close to the lower ends, of the partition board;

through above-mentioned technical scheme, utilize the spread groove to be connected electric wire and installation magnetic ring.

Further, the rear side wall of the inner cover is fixedly connected with a fixed bottom plate, and four corners of the plate body of the fixed bottom plate are respectively provided with fixed screw holes;

through the technical scheme, the contactor is installed at the preassembling position by utilizing the fixing screw holes on the fixing bottom plate.

The utility model has the following beneficial effects:

1. in the utility model, the electric wire is connected between the connecting bolt and the connecting plate by the wire connecting groove, the electric wire is connected on the two mounting magnetic rings by the connecting groove, and the two mounting magnetic rings are opposite to each other, so that a magnetic field with opposite acting force is generated, and the first movable iron core and the second movable iron core are attracted to each other until contacting with each other under the acting force of the magnetic field.

2. According to the utility model, the contact groove and the boss can ensure that the first movable iron core and the second movable iron core are not easy to generate gaps when in contact, and the failure phenomenon of the contactor is avoided.

3. In the utility model, the vibration generated by the reset spring can be absorbed by utilizing the mute sponge, thereby playing a mute effect.

Drawings

FIG. 1 is an overall view of an energy-efficient low-noise contactor according to the present utility model;

FIG. 2 is a cross-sectional view of an energy-efficient low-noise contactor according to the present utility model;

FIG. 3 is a schematic diagram showing connection between a first movable iron core, a magnet yoke and a second movable iron core of the contactor with energy saving and low noise;

fig. 4 is an enlarged schematic view at a in fig. 3.

Legend description:

1. an inner cover; 2. an arc extinguishing cover; 3. a fixed bottom plate; 4. fixing the screw holes; 5. a terminal base; 6. a first movable iron core; 7. a magnetic ring frame; 8. a second movable iron core; 9. a contact groove; 10. a clamping table; 11. a partition plate; 12. a magnetic ring mounting column; 13. installing a magnetic ring; 14. a sponge groove; 15. a mute sponge; 16. a return spring; 17. a connecting bolt; 18. a connecting plate; 19. wiring grooves; 20. and a connecting groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, one embodiment provided by the present utility model is: the utility model provides an energy-conserving low noise's contactor, including inner cover 1, the inboard fixedly connected with magnet circle frame 7 of both sides wall of inner cover 1, magnet circle frame 7 is including baffle 11, the equal fixedly connected with magnet circle erection column 12 of front and back lateral wall intermediate position of baffle 11, all coil installation magnet circle 13 on the lateral wall of two magnet circle erection columns 12, the coiling opposite direction of two installation magnet circles 13, the plate body front and back lateral wall both sides intermediate position of baffle 11 has all fixed connection reset spring 16, the other end fixedly connected with first iron core 6 of moving of two reset spring 16 of leaning on the front end, the contact groove 9 has all been seted up to the upper lateral wall up end of first iron core 6 and the lower lateral wall lower terminal surface, the other end fixedly connected with second iron core 8 of moving of two reset spring 16 of leaning on the rear end, the bayonet lock 10 with contact groove 9 cooperation use has all been seted up to the upper lateral wall lower terminal surface of second iron core 8, the back lateral wall both sides intermediate position of first iron core 6 and the front lateral wall both intermediate position of second iron core 8 have all been seted up sponge groove 14, four sponge terminal 5 have all been provided with in the sponge seat 15.

Four reset springs 16 are connected with the first movable iron core 6 and the second movable iron core 8 through mute sponge 15 respectively, arc extinguishing cover 2 is installed at the position of the outer side wall of inner cover 1 close to the front end, wiring grooves 19 are all formed in the positions of the two sides of the upper side wall of partition plate 11, connecting plates 18 are fixedly connected to the inner side walls of the positions of the two wiring grooves 19 close to the rear side and the positions of the two wiring grooves 19 close to the front side of the lower end, connecting bolts 17 are connected to the middle positions of the plate bodies of the four connecting plates 18 in a threaded mode, connecting grooves 20 are formed in the positions of the two side walls of partition plate 11 close to the upper end and the positions of the two side walls close to the lower end, fixing base plates 3 are fixedly connected to the rear side wall of inner cover 1, and fixing screw holes 4 are formed in the four corner positions of the plate body of each fixing base plate 3.

Working principle: the electric wire is connected between the connecting bolt 17 and the connecting plate 18 by utilizing the wiring groove 19, the electric wire is connected on the two mounting magnetic rings 13 by the connecting groove 20, and because the two mounting magnetic rings 13 are opposite, a magnetic field with opposite acting force is generated, under the acting force of the magnetic field, the first movable iron core 6 and the second movable iron core 8 are mutually attracted until contacting, by utilizing the mode, the condition that a single iron core needs higher energy consumption in a reciprocating way is avoided, the relay is more energy-saving, the contact groove 9 and the boss 10 can ensure that the first movable iron core 6 and the second movable iron core 8 are difficult to generate gaps in contacting, the caused contactor is malfunctioning, and the vibration generated by the reset spring 16 can be absorbed by utilizing the mute sponge 15, so that the mute effect is achieved.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (8)

1. The utility model provides an energy-conserving low noise's contactor, includes inner cover (1), its characterized in that: the utility model provides a sponge iron core, including inner cover (1), both sides wall inboard fixedly connected with magnet circle frame (7), magnet circle frame (7) are including baffle (11), equal fixedly connected with magnet circle erection column (12) of front and back lateral wall intermediate position of baffle (11), two all coil on the lateral wall of magnet circle erection column (12) and install magnet circle (13), two install magnet circle (13) coil opposite direction, both sides intermediate position has all been fixed with reset spring (16) around the plate body of baffle (11), two by the front end reset spring (16) the other end fixedly connected with first iron core (6) that moves, contact groove (9) have all been seted up to the upper lateral wall up end of first iron core (6) and lower lateral wall lower terminal surface, two by the other end fixedly connected with second iron core (8) that move of reset spring (16), second iron core (8) upper lateral wall lower terminal surface all has seted up and has been used with contact groove (9) cooperation, first iron core (6) that move intermediate position (6) and sponge iron core (5) are all moved to the other side, sponge iron core (6) both sides (14) are all offered to the intermediate position, sponge iron core (5) are all had in the front and are moved to the sponge iron core (6).

2. An energy efficient low noise contactor according to claim 1, wherein: the four reset springs (16) are respectively connected with the first movable iron core (6) and the second movable iron core (8) through mute sponges (15).

3. An energy efficient low noise contactor according to claim 1, wherein: an arc extinguishing cover (2) is arranged at the position, close to the front end, of the outer side wall of the inner cover (1).

4. An energy efficient low noise contactor according to claim 1, wherein: the two sides of the upper side wall of the partition plate (11) are provided with wiring grooves (19).

5. The energy efficient low noise contactor according to claim 4, wherein: a connecting plate (18) is fixedly connected to the inner side walls of the positions, close to the upper ends, of the two wiring grooves (19) at the rear side and the positions, close to the front side, of the two wiring grooves (19) at the lower ends.

6. The energy efficient low noise contactor according to claim 5, wherein: the middle positions of the plate bodies of the four connecting plates (18) are respectively connected with a connecting bolt (17) in a threaded manner.

7. An energy efficient low noise contactor according to claim 1, wherein: connecting grooves (20) are formed in the positions, close to the upper ends, of the two side walls of the partition plate (11) and the positions, close to the lower ends, of the partition plate.

8. An energy efficient low noise contactor according to claim 1, wherein: the rear side wall of the inner cover (1) is fixedly connected with a fixed bottom plate (3), and fixing screw holes (4) are formed in four corners of the plate body of the fixed bottom plate (3).