CN210925858U

CN210925858U - Low-power consumption high-voltage alternating current vacuum contactor

Info

Publication number: CN210925858U
Application number: CN202020123181.8U
Authority: CN
Inventors: 浠绘旦; 任浩
Original assignee: Wuxi Haibang Mechanics And Electric Appliance Manufacturing Co ltd
Current assignee: Wuxi Haibang Mechanics And Electric Appliance Manufacturing Co ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-07-03
Anticipated expiration: 2030-01-19

Abstract

The utility model belongs to the technical field of the contactor, especially, be a low-power consumption high pressure AC vacuum contactor, including the contactor box body, the back of contactor box body is provided with the mounting panel, the fixed surface of mounting panel is connected with the mount, the side of contactor box body is rotated through the pivot and is connected with the fixing base, the side of mount runs through and has seted up the operation groove, the spacing piece of inner wall fixedly connected with in operation groove. The utility model discloses a cooperation between fixing base, operation groove, spacing piece, fixed spring, T type piece, pull rod and the handle that sets up makes easily convenient when installing the contactor box body, has avoided generally fixing through the bolt when installing, rusts because of the bolt easily under long-time the use, leads to the junction lock to die, leads to the inconvenient dismantlement of device to the influence causes the potential safety hazard to the change and the maintenance of device.

Description

Low-power consumption high-voltage alternating current vacuum contactor

Technical Field

The utility model relates to a contactor technical field specifically is a low-power consumption high pressure AC vacuum contactor.

Background

Vacuum contactors utilize vacuum interrupters to extinguish arcs for frequent switching on and off of normal operating currents, typically for remotely switching on and off medium and low voltage ac motors that frequently start and stop.

However, the existing vacuum contactor has the following problems:

1. when the device is installed, the device is generally fixed by bolts, so that the connecting part is locked easily due to the rusting of the bolts after long-time use, the device is inconvenient to disassemble, the replacement and the maintenance of the device are influenced, and potential safety hazards are caused;

2. when the device is used, the coil is easy to generate heat, and the coil is easy to damage due to untimely heat dissipation, so that the device is damaged.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a low-power consumption high pressure AC vacuum contactor has solved the problem that above background art provided.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low-power consumption high pressure AC vacuum contactor, includes the contactor box body, the back of contactor box body is provided with the mounting panel, the fixed surface of mounting panel is connected with the mount, the side of contactor box body is rotated through the pivot and is connected with the fixing base, the side of mount runs through and has seted up the operation groove, the spacing piece of inner wall fixedly connected with in operation groove, the top fixedly connected with fixed spring of spacing piece, fixed spring's top fixedly connected with T type piece, the inner wall sliding connection of T type piece and fixing base, the bottom fixedly connected with pull rod of T type piece, the tip fixedly connected with handle of pull rod.

As a preferred technical scheme of the utility model, the air inlet duct has been seted up at the top of contactor box body, the interior roof fixedly connected with air exhauster of contactor box body, ventilative groove has been seted up on the surface of contactor box body.

As a preferred technical scheme of the utility model, the first filter screen of inner wall fixedly connected with of air inlet duct, the inner wall fixedly connected with second filter screen in ventilative groove.

As a preferred technical scheme of the utility model, the inside wall fixedly connected with guide arm of contactor box body, the surperficial sliding connection of guide arm has the connecting plate, the side fixedly connected with tubular metal resonator of connecting plate, the side fixedly connected with metal contact of tubular metal resonator, the inside wall fixedly connected with electric putter of contactor box body, electric putter's tip and connecting plate fixed connection.

As a preferred technical scheme of the utility model, the fixed slot has been seted up at the top of mount, the bottom fixedly connected with fixed block of contactor box body, the inner wall sliding connection of fixed block and fixed slot.

As an optimal technical scheme of the utility model, the surface of contactor box body is connected with the lid through the hinge rotation, the surface mounting of lid has the observation window.

(III) advantageous effects

Compared with the prior art, the utility model provides a low-power consumption high pressure AC vacuum contactor possesses following beneficial effect:

1. this low-power consumption high pressure AC vacuum contactor makes easily convenient when installing the contactor box body through the cooperation between the fixing base that sets up, operation groove, spacing piece, fixed spring, T type piece, pull rod and the handle, has avoided generally fixing through the bolt when installing, rusts because of the bolt easily under long-time the use, leads to the junction lock to die, leads to the inconvenient dismantlement of device to the influence causes the potential safety hazard to the change and the maintenance of device.

2. This low-power consumption high pressure AC vacuum contactor makes through the cooperation between air inlet duct, air exhauster, ventilative groove, first filter screen and the second filter screen that sets up and provides good radiating effect to the device when carrying out work, has avoided when using, because of the coil generates heat, and the heat dissipation leads to the coil to take place to damage untimely to lead to the device to take place to damage.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the connection between the contactor case and the fixing frame of the present invention;

figure 3 is the utility model discloses a contactor box body cross-sectional view.

In the figure: 1. a contactor case; 2. mounting a plate; 3. a fixed mount; 4. a fixed seat; 5. an operation slot; 6. a limiting sheet; 7. fixing the spring; 8. a T-shaped block; 9. a pull rod; 10. a handle; 11. an air inlet groove; 12. an exhaust fan; 13. a ventilation groove; 14. a first filter screen; 15. a second filter screen; 16. a guide bar; 17. a connecting plate; 18. a metal tube; 19. a metal contact; 20. an electric push rod; 21. fixing grooves; 22. a fixed block; 23. a box cover; 24. and (4) an observation window.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a low-power consumption high pressure AC vacuum contactor, including contactor box body 1, contactor box body 1's the back is provided with mounting panel 2, mounting panel 2's fixed surface is connected with mount 3, contactor box body 1's side is rotated through the pivot and is connected with fixing base 4, the side of mount 3 runs through and has seted up operation groove 5, the spacing piece of inner wall fixedly connected with 6 of operation groove 5, the top fixedly connected with fixed spring 7 of spacing piece 6, fixed spring 7's top fixedly connected with T type piece 8, the inner wall sliding connection of T type piece 8 and fixing base 4, the bottom fixedly connected with pull rod 9 of T type piece 8, the tip fixedly connected with handle 10 of pull rod 9.

In this embodiment, through placing the top of mount 3 with contactor box body 1, then drive pull rod 9 and T type piece 8 downstream through pulling handle 10, make fixing base 4 insert in operation groove 5, then insert T type piece 8 in fixing base 4 under the resilience force of fixed spring 7, thereby reach fixed effect, spacing effect is played through spacing piece 6 that sets up, it is convenient more light when installing contactor box body 1, the stability and the firm of connection have been guaranteed simultaneously.

Specifically, air inlet duct 11 has been seted up at the top of contactor box body 1, and contactor box body 1's interior roof fixedly connected with air exhauster 12, contactor box body 1's surface has seted up ventilative groove 13.

In this embodiment, draw contactor box body 1 with external air through air inlet duct 11 through starting air exhauster 12 in, then discharge through the ventilative groove 13 that sets up to be convenient for dispel the heat to contactor box body 1, make more stable in the time of work, avoided leading to the device load too big emergence damage because of the high temperature.

Specifically, the inner wall of the air inlet groove 11 is fixedly connected with a first filter screen 14, and the inner wall of the ventilation groove 13 is fixedly connected with a second filter screen 15.

In this embodiment, first filter screen 14 through setting up plays dirt-proof effect to air inlet duct 11 department, and through the second filter screen 15 that sets up, to ventilative groove 13 department dustproof, avoid the dust to enter into contactor box body 1, lead to internal circuit contact failure even short circuit.

Specifically, the inside wall fixedly connected with guide arm 16 of contactor box body 1, the surperficial sliding connection of guide arm 16 has connecting plate 17, the side fixedly connected with tubular metal resonator 18 of connecting plate 17, the side fixedly connected with metal contact 19 of tubular metal resonator 18, the inside wall fixedly connected with electric putter 20 of contactor box body 1, electric putter 20's tip and connecting plate 17 fixed connection.

In this embodiment, move through the start electric putter 20 that sets up to control tubular metal resonator 18 and drive metal contact 19 and contact or separate, conveniently adjust the break-make of whole device as required, play the effect of connecting through the connecting plate 17 that sets up, play the effect of spacing direction through the guide arm 16 that sets up.

Specifically, fixed slot 21 has been seted up at the top of mount 3, and the bottom fixedly connected with fixed block 22 of contactor box body 1, fixed block 22 and the inner wall sliding connection of fixed slot 21.

In this embodiment, the fixing block 22 is inserted into the fixing groove 21, so that the fixing of the contactor case 1 is more stable and reliable, and the installation stability is further ensured.

Specifically, the surface of the contactor box body 1 is rotatably connected with a box cover 23 through a hinge, and an observation window 24 is arranged on the surface of the box cover 23.

In this embodiment, the spare part in the contactor box body 1 is convenient for dismantle the change through the lid 23 that sets up, conveniently maintains, is convenient for observe the on-off condition of device through the observation window 24 that sets up to better control it.

The utility model discloses a theory of operation and use flow: when the contactor box body 1 is installed, the contactor box body 1 is placed at the top of a fixing frame 3, then a handle 10 is pulled to drive a pull rod 9 and a T-shaped block 8 to move downwards, so that a fixing seat 4 is inserted into an operation groove 5, then the T-shaped block 8 is inserted into the fixing seat 4 under the resilience force of a fixing spring 7, thereby achieving the fixing effect, the limiting effect is achieved through a limiting sheet 6, the contactor box body 1 is more easily and conveniently installed, an exhaust fan 12 is started to pump outside air into the contactor box body 1 through an air inlet groove 11, then the air is exhausted through a ventilation groove 13, thereby the contactor box body 1 is conveniently cooled, the work is more stable, the dustproof effect is achieved on the air inlet groove 11 through a first filter screen 14, and the second filter screen 15 is arranged, prevent dust to ventilative groove 13 department, avoid the dust to enter into contactor box body 1, lead to the bad contact of internal circuit or even short circuit, move through the start electric putter 20 that sets up, thereby control tubular metal resonator 18 and drive metal contact 19 and contact or separate, the break-make of whole device is conveniently adjusted as required, play the effect of connecting through connecting plate 17 that sets up, play spacing guide's effect through the guide arm 16 that sets up, insert in fixed slot 21 through the fixed block 22 that sets up, make contactor box body 1's fixed more stable firm, further guarantee the stability of installation, it dismantles the change to be convenient for to the spare part in contactor box body 1 through the lid 23 that sets up, conveniently maintain, the on-off condition of the viewing device of being convenient for through the observation window 24 that sets up, so that better control it.

Finally, it should be noted that: although the present invention 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 in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a low-power consumption high pressure AC vacuum contactor, includes contactor box body (1), its characterized in that: the back of contactor box body (1) is provided with mounting panel (2), fixed surface of mounting panel (2) is connected with mount (3), the side of contactor box body (1) is rotated through the pivot and is connected with fixing base (4), the side of mount (3) runs through and has seted up operation groove (5), the inner wall fixedly connected with spacing piece (6) of operation groove (5), the top fixedly connected with fixing spring (7) of spacing piece (6), the top fixedly connected with T type piece (8) of fixing spring (7), the inner wall sliding connection of T type piece (8) and fixing base (4), the bottom fixedly connected with pull rod (9) of T type piece (8), the tip fixedly connected with handle (10) of pull rod (9).

2. A low power consumption high voltage ac vacuum contactor according to claim 1, wherein: an air inlet groove (11) is formed in the top of the contactor box body (1), an exhaust fan (12) is fixedly connected to the inner top wall of the contactor box body (1), and a ventilation groove (13) is formed in the surface of the contactor box body (1).

3. A low power consumption high voltage ac vacuum contactor according to claim 2, wherein: the inner wall of the air inlet groove (11) is fixedly connected with a first filter screen (14), and the inner wall of the ventilation groove (13) is fixedly connected with a second filter screen (15).

4. A low power consumption high voltage ac vacuum contactor according to claim 1, wherein: the inside wall fixedly connected with guide arm (16) of contactor box body (1), the surperficial sliding connection of guide arm (16) has connecting plate (17), the side fixedly connected with tubular metal resonator (18) of connecting plate (17), the side fixedly connected with metal contact (19) of tubular metal resonator (18), the inside wall fixedly connected with electric putter (20) of contactor box body (1), the tip and connecting plate (17) fixed connection of electric putter (20).

5. A low power consumption high voltage ac vacuum contactor according to claim 1, wherein: fixed slot (21) have been seted up at the top of mount (3), the bottom fixedly connected with fixed block (22) of contactor box body (1), the inner wall sliding connection of fixed block (22) and fixed slot (21).

6. A low power consumption high voltage ac vacuum contactor according to claim 1, wherein: the surface of contactor box body (1) is connected with lid (23) through hinge rotation, the surface mounting of lid (23) has observation window (24).