CN220108454U - Change-over switch protector - Google Patents

Abstract

The utility model discloses a change-over switch protection device, which relates to the technical field of protection devices, and comprises a protection box, wherein a plurality of first limit holes are distributed on the inner side surface of one end of the protection box from top to bottom at equal intervals, a sliding plate is arranged in the protection box, a sliding groove is formed in the sliding plate, a second fixing screw rod is connected in a penetrating manner in the sliding plate, one end of the second fixing screw rod is connected with the first limit holes, the other end of the second fixing screw rod is connected with a second fixing screw cap, one end of the second fixing screw cap, which is far away from the sliding groove, is connected with a sliding block in a sliding manner, a change-over switch protection cover is arranged in the middle of one end of the sliding block, a mounting plate is arranged at the bottom of the protection box, and a base is connected at the lower end of the mounting plate.

Description

Change-over switch protector

Technical Field

The utility model relates to the technical field of protection devices, in particular to a change-over switch protection device.

Background

The automatic change-over switch electric appliance is mainly applicable to emergency power supply systems with rated voltage alternating current not exceeding 1000V or direct current not exceeding 1500V, and is used for interrupting power supply to loads during power supply switching, and is used for monitoring a power supply circuit and automatically switching one or a plurality of load circuits from one power supply to another power supply, namely, between two power supply circuits, one path of electric power supply circuit is selected to continuously supply power to the loads according with standards, thus the automatic change-over switch electric appliance has the most basic function, the automatic change-over switch is not provided with a protective device in the prior art, a user generally directly exposes the automatic change-over switch to the outside or directly installs the automatic change-over switch in a power distribution cabinet when the automatic change-over switch is installed in the follow-up process, so that the situation that the automatic change-over switch is touched by mistake or foreign matters fall into a connecting terminal to cause short circuit occurs.

Through retrieving, the present discloses a protector of automatic transfer switch electrical apparatus (publication number CN 217936242U), this protector of automatic transfer switch electrical apparatus, through setting up the protective cover in automatic transfer switch wiring department, protect connecting terminal through the protective cover, both can prevent that the circumstances of mistake touch from taking place can prevent again that the foreign matter from falling into junction and leading to the short circuit, through setting up the fly leaf in automatic transfer switch regulation department, protect the regulating lever through the fly leaf, in automatic transfer switch course of working, prevent that staff's maloperation's condition from appearing, when needs carry out manual regulation, only need hold insulating handle and upwards promote the fly leaf and make the regulating lever expose, carry out manual regulation through rotatory regulation pole, protect automatic transfer switch through independent protective housing, set up the access door at the protective housing outer wall simultaneously and be convenient for maintain automatic transfer switch.

However, although the above technical scheme can play a good protection role, because the change-over switch needs to be disassembled for maintenance when the change-over switch fails, the device directly sets up the fixed protective cover plate outside the change-over switch, and although the protective effect can be played, the protective cover plate is inconvenient to disassemble and install, and then the failure of the change-over switch is aggravated, so we provide a change-over switch protection device.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a protective device for a change-over switch, which solves the problem that the protective cover plate is inconvenient to detach and install and further causes the aggravation of the fault of the change-over switch as the protective cover plate is directly arranged outside the change-over switch and has the protective effect.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a change over switch protector, protects the box, the one end medial surface of protection box is from top to bottom equidistance distributes and has a plurality of first spacing holes, and the inside of protection box is provided with the slide, the spout has been seted up to the inside of slide, and the inside through-connection of slide has the second fixing screw, the one end of second fixing screw is connected with first spacing hole, and the other end of second fixing screw is connected with second fixation nut, the one end sliding connection that the spout was kept away from to the second fixation nut has the slider, the one end middle part of slider is provided with the change over switch protection casing.

Preferably, the bottom of protection box is provided with the mounting panel, the lower extreme of mounting panel is connected with the base.

Preferably, the four corners of the mounting plate are internally and respectively connected with a first fixing nut in a penetrating way, and the middle part of the top end of the first fixing nut is provided with a first fixing screw.

Preferably, the outside of first fixation nut runs through in the inside of base, the top middle part that the protection box was kept away from to the base is provided with the connecting hole.

Preferably, one end swing joint of protection box has first hinge, one end swing joint that protection box was kept away from to first hinge has the second hinge.

Preferably, one end of the second hinge is movably connected with a movable cover, and a connector is arranged inside one end of the movable cover.

Preferably, a plurality of second limiting holes are distributed in the sliding plate from top to bottom at equal intervals, and second fixing screws are connected in the second limiting holes in a penetrating mode.

Preferably, one end of the first hinge is movably connected with a movable cover.

The working principle and the beneficial effects of the utility model are as follows:

according to the utility model, when the internal change-over switch of the protection box breaks down and needs to be maintained and disassembled, the second fixing screw rod is further taken down from the interior of the first limit hole and pulled outwards through the second fixing screw cap, then the change-over switch protection cover is pulled upwards, the change-over switch protection cover drives the sliding block to slide in the interior sliding groove of the sliding plate in the upward moving process, the sliding block completely slides out of the sliding groove until the sliding block completely slides out of the sliding groove in the sliding groove sliding process, the sliding block completely slides out of the sliding groove and further drives the change-over switch protection cover to completely slide out of the sliding groove, when the change-over switch protection cover completely slides out of the sliding groove, the change-over switch inside the change-over switch protection cover is further overhauled, and when the change-over switch inside the change-over switch protection cover is overhauled, the change-over switch protection cover is further prevented from being blocked into the interior of the sliding plate through the second fixing screw cap until the change-over switch protection cover is slid downwards to the bottom of the protection box and the interior of the change-over switch is completely covered, and then the change-over switch protection cover is prevented from being blocked and fixed against the change-over switch fault by the limit.

Drawings

The utility model will be described in further detail with reference to the drawings and the detailed description.

FIG. 1 is a schematic view of a first limiting hole according to the present utility model;

FIG. 2 is a schematic view of a chute according to the present utility model;

FIG. 3 is a schematic view of a switch shield according to the present utility model;

FIG. 4 is a schematic top view of the protective case according to the present utility model;

fig. 5 is a schematic structural view of a connecting hole in the present utility model.

In the figure: 1. a connector; 2. a movable cover; 3. a base; 4. a mounting plate; 5. a connection hole; 6. a protective case; 7. a first hinge; 8. a second hinge; 9. a first limiting hole; 10. a first fixed screw; 11. a first fixing nut; 12. a second fixed screw; 13. a chute; 14. a slide plate; 15. a second limiting hole; 16. a second fixing nut; 17. a change-over switch protective cover; 18. a sliding block.

Detailed Description

The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill 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, 2 and 3, the present utility model provides a technical solution: the utility model provides a change over switch protector, including protection box 6, protection box 6's one end medial surface has a plurality of first spacing holes 9 from top to bottom equidistance distribution, and protection box 6's inside is provided with slide 14, slide 13 has been seted up to slide 14's inside, and slide 14's inside through connection has second fixing screw 12, second fixing screw 12's one end is connected with first spacing hole 9, and second fixing screw 12's the other end is connected with second fixing nut 16, second fixing nut 16 keeps away from slide 13's one end sliding connection has slider 18, slider 18's one end middle part is provided with change over switch protection casing 17, in the middle of inserting the inside of a set of first spacing hole 9 nearest from change over switch protection casing 17 top with second fixing screw 12, and then carry out spacing fixed to prevent the mistake to touch the change over switch, and then play the effect that prevents the change over switch trouble aggravates.

Referring to fig. 1, fig. 2, fig. 4 and fig. 5, the bottom of the protection box 6 is provided with the mounting panel 4, the lower extreme of mounting panel 4 is connected with the base 3, the inside all through-connection in four corners of mounting panel 4 has first fixing nut 11, the top middle part of first fixing nut 11 is provided with first fixing screw 10, the outside of first fixing nut 11 runs through in the inside of base 3, the top middle part that protection box 6 was kept away from to base 3 is provided with connecting hole 5, the one end swing joint of protection box 6 has first hinge 7, the one end swing joint that protection box 6 was kept away from to first hinge 7 has second hinge 8, the one end swing joint of second hinge 8 has movable cover 2, the inside connector 1 that is provided with of one end of movable cover 2, the inside of slide 14 is from top to bottom equidistance distributes there are a plurality of second spacing holes 15, the inside through-connection of second spacing hole 15 has second fixing screw 12, the one end swing joint of first hinge 7 has movable cover 2, and then play the effect of being convenient for open protection box 6 through the setting of connector 1 and connecting hole 5.

When in use, firstly, the movable cover 2 is pulled upwards, the connector 1 of the movable cover 2 is separated from the inside of the connecting hole 5 when the movable cover 2 is opened upwards, so that the movable cover 2 is completely opened from the upper surface of the protection box 6, then, when the internal change-over switch of the protection box 6 breaks down and needs to be repaired and disassembled, the second fixing screw 12 is pulled out from the inside of the first limiting hole 9 and pulled outwards through the second fixing screw cap 16, then, the change-over switch protective cover 17 is pulled upwards, the change-over switch protective cover 17 drives the sliding block 18 to slide in the internal sliding groove 13 of the sliding plate 14 in the upward movement process, the sliding block 18 completely slides out of the sliding groove 13 until the sliding block 18 completely slides out of the sliding groove 13 in the sliding process of the internal sliding groove 13 of the sliding plate 14, and then, the change-over switch protective cover 17 is completely slides out of the sliding groove 13, when the change-over switch protecting cover 17 slides out of the sliding groove 13 completely, the change-over switch inside the change-over switch protecting cover 17 is overhauled, when the change-over switch inside the change-over switch protecting cover 17 is overhauled, the sliding block 18 is clamped into the inner sliding groove 13 of the sliding plate 14, then the change-over switch protecting cover 17 is pushed downwards to enable the change-over switch protecting cover 17 to slide downwards until the change-over switch protecting cover 17 slides downwards to the bottom of the protecting box 6 and covers the change-over switch inside completely, then the second fixing screw 12 is inserted into the inside of the group of first limiting holes 9 closest to the top end of the change-over switch protecting cover 17 through the second fixing screw cap 16, and then the change-over switch protecting cover 17 is limited and fixed to prevent the change-over switch from being mistakenly touched, so that the change-over switch fault aggravated is prevented, and then the safety protection work of the change-over switch is completed.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (8)

1. A transfer switch protection device, comprising a protection box (6), characterized in that: the protection box is characterized in that a plurality of first limiting holes (9) are distributed on the inner side surface of one end of the protection box (6) from top to bottom at equal intervals, a sliding plate (14) is arranged in the protection box (6), a sliding groove (13) is formed in the sliding plate (14), a second fixing screw (12) is connected to the sliding plate (14) in a penetrating mode, the first limiting holes (9) are connected to one end of the second fixing screw (12), a second fixing screw cap (16) is connected to the other end of the second fixing screw (12), a sliding block (18) is connected to one end, far away from the sliding groove (13), of the second fixing screw cap (16), and a change-over switch protection cover (17) is arranged in the middle of one end of the sliding block (18).

2. A transfer switch guard as claimed in claim 1, wherein: the bottom of protection box (6) is provided with mounting panel (4), the lower extreme of mounting panel (4) is connected with base (3).

3. A transfer switch guard as claimed in claim 2, wherein: the four corners of mounting panel (4) are inside all to be connected with first fixation nut (11) in a penetrating way, the top middle part of first fixation nut (11) is provided with first fixing screw (10).

4. A transfer switch guard as claimed in claim 3 wherein: the outside of first fixation nut (11) runs through in the inside of base (3), the top middle part that protection box (6) was kept away from to base (3) is provided with connecting hole (5).

5. The transfer switch guard of claim 4, wherein: one end swing joint of protection box (6) has first hinge (7), one end swing joint that protection box (6) were kept away from to first hinge (7) has second hinge (8).

6. The transfer switch guard of claim 5, wherein: one end of the second hinge (8) is movably connected with a movable cover (2), and a connector (1) is arranged inside one end of the movable cover (2).

7. A transfer switch guard as claimed in claim 1, wherein: the inside of slide (14) is from top to bottom equidistance to distribute a plurality of second spacing hole (15), the inside through connection in second spacing hole (15) has second fixing screw (12).

8. The transfer switch guard of claim 5, wherein: one end of the first hinge (7) is movably connected with a movable cover (2).