CN210053246U

CN210053246U - Low-power alternating current power supply switching device

Info

Publication number: CN210053246U
Application number: CN201920912780.5U
Authority: CN
Inventors: 邹康
Original assignee: Nanjing Tuobo Information Technology Co Ltd
Current assignee: Nanjing Tuobo Information Technology Co Ltd
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-02-11
Anticipated expiration: 2029-06-18

Abstract

The utility model discloses a low-power alternating current power supply switching device, which comprises a body, wherein a box door and a display screen are respectively embedded and installed on the surface of the body, two groups of hinges are arranged on one side of the box door, and a limiting mechanism for limiting the box door is arranged on the front surface of the body; the designed limiting mechanism is convenient for fixing the opened box door, avoids the phenomenon that the box door rebounds due to external influence to influence the overhaul of an operator, is convenient to operate, is stable and firm, and can accelerate the overhaul efficiency of operators; through the chucking mechanism of design, the shield of being convenient for is opened and is closed, has avoided scattering dust on the display screen after long the time of day long, leads to the sight fuzzy when seeing the display screen, and the design is simple, and the practicality is strong, can extend the life of equipment.

Description

Low-power alternating current power supply switching device

Technical Field

The utility model belongs to the technical field of power switching device, concretely relates to low-power alternating current power switching device.

Background

The alternating current power supply switching device is used for switching two power supplies (a common power supply and a standby power supply) due to the abnormity of one power supply, so that the safety and reliability of power supply are ensured in time; the power supply switching device has low power and good effect, and is widely applicable to switching of power supplies of power systems of petrochemical, coal, metallurgy, thermal power plants or power plants of power plants.

When current power switching device operating personnel overhauls in inside, the chamber door is opened the back and can kick-back easily under the external influence, and operating personnel can walk with the strut chamber door always, causes to overhaul inconvenient, and the screen on the equipment can scatter the dust for a long time, leads to when seeing the screen that the sight is fuzzy, sees unclear problem, for this reason we provide a low-power alternating current power switching device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a low-power alternating current power supply auto-change over device to current power supply auto-change over device operating personnel who proposes in solving above-mentioned background art can kick-back easily under the external influence after the chamber door is opened when overhauing, and operating personnel can always go with strut chamber door, and it is inconvenient to cause to overhaul, and the screen on the equipment can fall the dust for a long time in addition, leads to the sight fuzzy when seeing the screen, sees unclear problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a low-power alternating current power supply auto-change over device, includes the body, chamber door and display screen are installed in the embedding respectively on the body surface, chamber door one side is provided with two sets of hinges, the body openly is provided with the confession spacing stop gear of chamber door, stop gear is including the installation piece, the installation piece openly is provided with the apron, the installation cavity has been seted up to the installation piece inside, the inside arc pole that is provided with of installation cavity, the arc pole outer wall with be provided with compression spring between the installation intracavity wall, the arc pole top exposes the installation piece extends to the outside of installation piece, installation piece upper surface is provided with the triangle pole.

Preferably, the body surface still is provided with the confession the dirt-proof shield of display screen, the inside mounting groove of having seted up of shield, shield one end is the stiff end, the stiff end of shield with be provided with the hinge between the body, the other end of shield is the free end, the free end of shield with be provided with coupling mechanism between the body, coupling mechanism includes the embedding pole, the embedding pole outer wall is overlapped respectively and is equipped with reset spring and spacing ring, the body is inside to have seted up the confession the arc wall of embedding rod end portion embedding.

Preferably, the surfaces of the box doors are respectively embedded with a plurality of groups of indicator lights and a plurality of groups of buttons.

Preferably, the surface of the box door is also provided with a handle.

Preferably, the surface of the arc rod is provided with a handle.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) through the stop gear who designs, the chamber door of being convenient for is opened the after-fixing, has avoided the chamber door to receive external influence to kick back and has influenced operating personnel's maintenance, and convenient operation is firm, can accelerate operation workman's maintenance efficiency.

(2) Through the chucking mechanism of design, the shield of being convenient for is opened and is closed, has avoided scattering dust on the display screen after long the time of day long, leads to the sight fuzzy when seeing the display screen, and the design is simple, and the practicality is strong, can extend the life of equipment.

Drawings

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

FIG. 2 is a schematic structural view of the door and the dust cover of the present invention after being opened;

fig. 3 is a schematic top view of the limiting mechanism of the present invention;

fig. 4 is a schematic structural view of the position a of the present invention;

fig. 5 is a schematic sectional view of the utility model at a;

fig. 6 is a schematic structural view of the chucking mechanism of the present invention;

fig. 7 is a schematic structural view of the position B of the present invention;

in the figure: 1. a button; 2. a box door; 3. a dust cover; 4. an embedded rod; 5. a body; 6. a display screen; 7. an arc-shaped slot; 8. a triangular rod; 9. mounting blocks; 10. an arcuate bar; 11. a cover plate; 12. a mounting cavity; 13. mounting grooves; 14. a return spring; 15. compressing the spring.

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.

Referring to fig. 1-7, the present invention provides a technical solution: a low-power alternating-current power supply switching device comprises a body 5, a box door 2 and a display screen 6 are respectively embedded and installed on the surface of the body 5, two groups of hinges are arranged on one side of the box door 2, a limiting mechanism for limiting the box door 2 is arranged on the front side of the body 5 and comprises an installation block 9, a cover plate 11 is arranged on the front side of the installation block 9, an installation cavity 12 is formed in the installation block 9, an arc-shaped rod 10 is arranged in the installation cavity 12, a compression spring 15 is arranged between the outer wall of the arc-shaped rod 10 and the inner wall of the installation cavity 12, the top of the arc-shaped rod 10 exposes the installation block 9 and extends to the outer side of the, through the stop gear who designs, the chamber door 2 of being convenient for is opened the after-fixing, has avoided chamber door 2 to receive external influence to kick back and has influenced operating personnel's maintenance, and convenient operation is firm, can accelerate operation workman's maintenance efficiency.

In this embodiment, it is preferred, body 5 surface still is provided with the dustproof shield 3 of confession display screen 6, mounting groove 13 has been seted up to shield 3 inside, 3 one end of shield is the stiff end, be provided with the hinge between the stiff end of shield 3 and the body 5, the other end of shield 3 is the free end, be provided with coupling mechanism between the free end of shield 3 and the body 5, coupling mechanism includes embedding pole 4, embedding pole 4 outer wall is overlapped respectively and is equipped with reset spring 14 and spacing ring, the arc wall 7 that supplies the embedding of embedding pole 4 tip is seted up to body 5 inside, chucking mechanism through the design, the shield 3 of being convenient for is opened and is closed, the dust that scatters on the display screen 6 after having avoided the time of day long term, lead to the blurred sight when seeing display screen 6, the design is simple, therefore, the clothes hanger is strong in practicability, can extend the life of equipment.

In this embodiment, preferably, a plurality of sets of indicator lights and a plurality of sets of buttons 1 are respectively embedded in the surface of the box door 2.

In this embodiment, preferably, a handle is further disposed on the surface of the box door 2.

In this embodiment, it is preferable that the arc rod 10 is provided with a handle on the surface.

The utility model discloses a theory of operation and use flow: when the device is used and a system power supply fails, the device automatically cuts off the failed power supply and closes a standby power supply, and continuous operation of uninterrupted power supply of a load is guaranteed.

The utility model discloses when using, hold the handle on the arc pole 10 earlier and stimulate downwards, drive arc pole 10 downstream when the pulling, then arc pole 10 bottom contacts compression spring 15, compression spring 15 begins to compress, when arc pole 10 top embedding installation cavity 12 in, hold the handle on chamber door 2, to the left side rotation, rotate to 70 degrees positions, the back contact of chamber door 2 and when propping to triangular bar 8, release the handle on arc pole 10, compression spring 15 stretches back and promotes arc pole 10 and move upwards, at this moment arc pole 10 top just exposes installation piece 9, triangular bar 8 just fixes chamber door 2 with arc pole 10 at this moment, be convenient for fix after chamber door 2 is opened, avoided chamber door 2 to receive outside influence resilience to influence the maintenance of operating personnel, convenient operation, it is firm, can accelerate operation workman's maintenance efficiency;

when the dust cover 3 needs to be opened, the embedded rod 4 is held to be pulled outwards, the limiting ring is driven to move outwards when pulled, the reset spring 14 is extruded by the limiting ring to start compression, the embedded rod 4 stops pulling when pulled to a proper position, the end part of the embedded rod 4 is separated from the arc-shaped groove 7, the free end of the dust cover 3 can be opened when pulled outwards, when the dust cover 3 needs to be closed, only the free end of the dust cover 3 needs to be rolled to be closed, the end part of the embedded rod 4 is matched with the arc-shaped groove 7, then the embedded rod 4 is released, the reset spring 14 resets, the limiting ring is pushed to move inwards, the embedded rod 4 is driven by the limiting ring to move inwards, then the end part of the embedded rod 4 is embedded into the arc-shaped groove 7, the dust cover 3 can be closed, the dust cover 3 is convenient to open and close, and dust on the display screen 6 after a long period of time, the visual line is blurred when the display screen 6 is seen, the design is simple, the practicability is high, and the service life of the equipment can be prolonged.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A low power ac power switching device comprising a body (5), characterized in that: body (5) surface embedding respectively installs chamber door (2) and display screen (6), chamber door (2) one side is provided with two sets of hinges, body (5) openly are provided with the confession chamber door (2) spacing stop gear, stop gear is including installation piece (9), installation piece (9) openly are provided with apron (11), installation cavity (12) have been seted up to installation piece (9) inside, installation cavity (12) inside is provided with arc pole (10), arc pole (10) outer wall with be provided with compression spring (15) between installation cavity (12) inner wall, arc pole (10) top is exposed installation piece (9) and extend to the outside of installation piece (9), installation piece (9) upper surface is provided with triangular rod (8).

2. A low power ac power switching apparatus according to claim 1, wherein: body (5) surface still is provided with the confession display screen (6) dirt-proof shield (3), mounting groove (13) have been seted up to shield (3) inside, shield (3) one end is the stiff end, the stiff end of shield (3) with be provided with the hinge between body (5), the other end of shield (3) is the free end, the free end of shield (3) with be provided with coupling mechanism between body (5), coupling mechanism includes embedding pole (4), embedding pole (4) outer wall overlaps respectively and is equipped with reset spring (14) and spacing ring, body (5) inside has been seted up the confession arc wall (7) of embedding pole (4) tip embedding.

3. A low power ac power switching apparatus according to claim 1, wherein: and a plurality of groups of indicating lamps and a plurality of groups of buttons (1) are respectively embedded in the surface of the box door (2).

4. A low power ac power switching apparatus according to claim 1, wherein: the surface of the box door (2) is also provided with a handle.

5. A low power ac power switching apparatus according to claim 1, wherein: the surface of the arc-shaped rod (10) is provided with a handle.