CN218497961U - Full-closed automatic change-over switch - Google Patents

Abstract

The utility model belongs to the technical field of automatic transfer switch electrical apparatus, a totally enclosed automatic transfer switch is disclosed. The totally enclosed automatic transfer switch comprises a shell, a handle, a sliding cover and a transfer device. Wherein, the shell is provided with a handle operation hole and a handle placing groove; the handle is arranged in the handle placing groove; the sliding cover is connected with the shell in a sliding way and is provided with an automatic working position for covering the handle operating hole and a manual working position for opening the handle operating hole; the conversion device is arranged in the shell and comprises a rotary disc, a handle insertion hole is formed in the rotary disc, when the sliding cover is located at the manual working position, one end of the handle can be inserted into the handle insertion hole and the rotary disc is rotated, and in the rotating process of the rotary disc, the outer edge of the rotary disc is always in sealing fit with the periphery of the handle operation hole. The totally-enclosed automatic change-over switch can realize the totally-enclosed state of the change-over device under the manual and automatic states, and has higher working reliability.

Description

Full-closed automatic change-over switch

Technical Field

The utility model relates to an automatic change-over switch electrical apparatus technical field especially relates to a totally closed automatic change-over switch.

Background

The automatic change-over switch is a widely used terminal electric appliance, and is mainly characterized by that it utilizes the controller on it to drive electric operation mechanism to control the action of execution switch so as to switch on or switch off the conventional and stand-by power supplies, so that it can ensure the safety of power system and continuity of production.

The automatic change-over switch has two kinds of operating condition manually and automatically, and at present, most automatic change-over switches are relatively poor in structural tightness under the manually operated condition and the automatically operated condition, have debris and get into the risk that leads to the conversion equipment card dead in the conversion equipment.

Therefore, it is desirable to provide a totally enclosed automatic transfer switch to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a totally enclosed automatic change over switch, the totally closed of conversion equipment is realized to the homoenergetic under manual, the automatic status, and operational reliability is higher.

To achieve the purpose, the utility model adopts the following technical proposal:

totally enclosed automatic transfer switch includes:

the handle placing groove is arranged on the shell;

the handle is arranged in the handle placing groove;

the sliding cover is connected with the shell in a sliding mode and is provided with an automatic working position for covering the handle operation hole and a manual working position for opening the handle operation hole;

conversion equipment sets up in the shell, conversion equipment includes the carousel, be equipped with the handle patchhole on the carousel, work as the sliding closure is located during the manual work position, the one end of handle can insert in the handle patchhole rotates the carousel, and the rotation in-process of carousel, the outer fringe of carousel all the time with sealed laminating all around of handle operation hole.

Optionally, the handle operation hole is a sector arc, the turntable comprises a sector edge, and the sector edge is always blocked by the sector arc.

Optionally, the curvature of the arc of the sector is equal to the curvature of the sector edge.

Optionally, the method further comprises:

one end of the push rod is fixedly connected with the bottom wall of the sliding cover;

the microswitch is arranged in the shell, when the sliding cover is positioned at the automatic working position, the push rod is not in contact with the shifting sheet of the microswitch, the microswitch outputs an automatic switching signal, when the sliding cover is positioned at the manual working position, the push rod is in contact with the shifting sheet, and the microswitch outputs a manual switching signal.

Optionally, one end of the push rod, which is in contact with the pick, is of a V-shaped structure.

Optionally, a through hole is formed in the bottom of the handle placement groove, the handle includes an insertion portion and an operation portion, the insertion portion is inserted into the housing through the through hole, and the operation portion is installed in the handle placement groove.

Optionally, the handle is T-shaped or L-shaped.

Optionally, the handle insertion hole is a D-shaped hole or a square hole.

Optionally, the method further comprises:

a bracket disposed within the housing;

the indicating piece is connected with the support in a sliding mode and in transmission connection with the rotary table, the rotary table can drive the indicating piece to move along a first direction and a second direction, the first direction is opposite to the second direction, and a first gear, a second gear and a third gear are arranged on the indicating piece;

the shell is provided with a display window, when the first gear is right opposite to the display window, the conversion device is located at a common side switching-on position, when the second gear is right opposite to the display window, the conversion device is located at a double-division position, and when the third gear is right opposite to the display window, the conversion device is located at a standby side switching-on position.

Optionally, an indicator is arranged on the sliding cover, an automatic mark and a manual mark are arranged on the shell, when the sliding cover is located at the automatic working position, the indicator points to the automatic mark, and when the sliding cover is located at the manual working position, the indicator points to the manual mark.

The utility model has the advantages that:

the utility model provides a totally enclosed automatic change-over switch, including shell, handle, sliding closure and conversion equipment. When the sliding cover is positioned at the automatic working position, the sliding cover covers the handle operating hole, so that sundries can be prevented from entering the conversion device from the handle operating hole, and the full-closed automatic conversion switch is fully closed in the automatic state. When the sliding cover is located at the manual working position, the rotating disc is always in sealing fit with the handle operation hole in the rotating process, sundries can be prevented from entering the conversion device from the handle operation hole, the full-closed automatic conversion switch is fully closed in the manual state, the sealing performance is high, and the working reliability of the full-closed automatic conversion switch is improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a first schematic structural diagram (a sliding cover is located at a manual working position) of a totally enclosed automatic transfer switch provided by an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a totally enclosed automatic transfer switch according to an embodiment of the present invention (the sliding cover is located at the automatic working position);

fig. 3 is a schematic structural diagram three (not shown in the housing) of the totally enclosed automatic transfer switch provided by the embodiment of the present invention;

fig. 4 is a top view of the totally enclosed automatic transfer switch provided by the embodiment of the present invention (the sliding cover is located at the automatic working position);

FIG. 5 isbase:Sub>A sectional view taken in the direction of FIG. 4A-A;

fig. 6 is a partial sectional view of a front view of a totally enclosed automatic transfer switch provided by an embodiment of the present invention (showing a micro switch);

fig. 7 is a partial enlarged view of fig. 6 at B.

In the figure:

100. a housing; 110. a handle operating hole; 120. a handle placement groove; 130. a display window; 140. automatic identification; 150. manual identification; 200. a handle; 210. an insertion portion; 220. an operation section; 300. a sliding cover; 310. An indicator; 400. a conversion device; 410. a turntable; 411. a handle insertion hole; 412. clamping convex; 500. a push rod; 600. a microswitch; 610. a shifting sheet; 700. a support; 800. an indicator; 810. a clamping groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the recitation of a first feature "on" or "under" a second feature may include the recitation of the first and second features being in direct contact, and may also include the recitation of the first and second features not being in direct contact, but being in contact with another feature between them. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings, and are only for convenience of description and simplification of operation, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The utility model provides a totally enclosed automatic transfer switch, the totally closed of conversion equipment 400 is realized to the homoenergetic under manual, the automatic status, and the operational reliability is higher.

Specifically, as shown in fig. 1 to 7, the totally enclosed automatic transfer switch includes a housing 100, a slide cover 300, and a transfer device 400. Wherein, the housing 100 is provided with a handle operation hole 110 and a handle placing groove 120. The handle 200 is installed in the handle placement groove 120, and when the manual switching operation state is performed, the handle 200 is taken out from the handle placement groove 120 to be operated, and when the automatic switching operation state is performed, the handle 200 does not need to be used. The slide cover 300 is slidably coupled to the housing 100, and the slide cover 300 has an automatic operation position for covering the handle operation hole 110 and a manual operation position for opening the handle operation hole 110. When the sliding cover 300 is located at the automatic working position, the sliding cover 300 covers the handle operation hole 110, so that sundries can be prevented from entering the conversion device 400 from the handle operation hole 110, and the full-closed automatic conversion switch is fully closed in the automatic state. The conversion device 400 is arranged in the housing 100, the conversion device 400 comprises a rotary disc 410, a handle insertion hole 411 is arranged on the rotary disc 410, when the sliding cover 300 is located at a manual working position, one end of the handle 200 can be inserted into the handle insertion hole 411 and the rotary disc 410 is rotated, and in the rotating process of the rotary disc 410, the outer edge of the rotary disc 410 is always attached to the periphery of the handle operation hole 110 in a sealing manner. Through setting up carousel 410 and handle operation hole 110 sealed laminating all the time at the pivoted in-process, can avoid debris to get into conversion equipment 400 from handle operation hole 110 in, realized totally closed under the above-mentioned totally enclosed automatic change over switch manual state, sealing performance is higher, and then has improved the operational reliability of above-mentioned totally enclosed automatic change over switch.

Preferably, with continued reference to fig. 1, in the present embodiment, the handle insertion hole 411 is a D-shaped hole, and the D-shaped hole can limit the handle 200 to rotate around its axis, so as to simplify the difficulty of the operator in operating the handle 200 and improve the working efficiency. Of course, in other embodiments, the shape of the handle insertion hole 411 may be other, such as a square hole, etc., and may be set according to actual needs.

Further, with continued reference to fig. 1, an indicator 310 is disposed on the sliding cover 300, an automatic identifier 140 and a manual identifier 150 are disposed on the housing 100, when the sliding cover 300 is located at the automatic working position, the indicator 310 points to the automatic identifier 140, and when the sliding cover 300 is located at the manual working position, the indicator 310 points to the manual identifier 150. Through setting up the instruction limit and automatic identification 140 and manual sign 150, the staff of being convenient for can connect the operating condition of above-mentioned totally enclosed automatic change over switch directly perceivedly, has improved user experience and has felt. In the present embodiment, the indicator 310 is a triangle. In other embodiments, the shape of the indicator 310 may be other, such as an arrow, etc., and may be set according to actual needs.

With continued reference to fig. 1 and 3, the bottom of the handle placement groove 120 is provided with a through hole which communicates with the inside of the housing 100, the handle 200 includes an insertion portion 210 and an operation portion 220, the insertion portion 210 is used for being inserted into the handle insertion hole 411 for operation, and the operation portion 220 is used for being held by a worker for operating the handle 200. The insertion part 210 is inserted into the inside of the housing 100 through the through hole, and the manipulation part 220 is installed in the handle placement groove 120. By arranging the insertion part 210 to be inserted into the housing 100, on one hand, the space of the totally enclosed automatic transfer switch is fully utilized, and the structure compactness of the totally enclosed automatic transfer switch is improved; on the other hand, the insertion portion 210 can be protected, the structure of the insertion portion 210 is prevented from being damaged, and the service life of the handle 200 is prolonged.

Alternatively, in the present embodiment, the handle 200 is T-shaped, i.e., the insertion portion 210 and the operation portion 220 form a T-shaped structure. In other embodiments, the shape of the handle 200 may be other, such as L-shaped, etc., and may be set according to actual needs.

Further, with continued reference to fig. 1 and 3, the fully enclosed automatic transfer switch further includes a bracket 700 and an indicator 800. Wherein the stand 700 is disposed in the housing 100, and the stand 700 maintains a fixed working state. Indicator 800 and support 700 sliding connection, indicator 800 is connected with carousel 410 transmission, carousel 410 can drive indicator 800 along first direction motion and second direction motion, the first direction with the second direction is opposite, in this embodiment, the first direction is the positive direction of Y axle in fig. 3, the second direction is the negative direction of Y axle in fig. 3, be equipped with first gear, second gear and third gear on the indicator 800, display window 130 has been seted up on the shell 100, when first gear is just right with display window 130, conversion equipment 400 is in the position of closing of commonly used side, when second gear is just right with display window 130, conversion equipment 400 is in two fencing positions, when third gear is just right with display window 130, conversion equipment 400 is in the position of closing of reserve side. Alternatively, the first gear, the second gear and the third gear may be distinguished by different symbols, and in the present embodiment, the first gear is denoted by "l", the second gear is denoted by "o", and the third gear is denoted by "l". In other embodiments, the first gear, the second gear and the third gear may be in accordance with other gears, and may be set according to actual needs. Through setting up display piece and display window 130 for the operating condition of conversion equipment 400 under manual conversion operating condition can be known directly perceivedly to the staff, has improved above-mentioned totally enclosed automatic change over switch's intuitionistic nature, and then has improved user experience and has felt.

Optionally, with continued reference to fig. 3, in this embodiment, the converting device 400 is disposed on the bracket 700, the rotary disc 410 is rotatably connected to the bracket 700, the rotary disc 410 is provided with a locking protrusion 412, the indicating member 800 is provided with a locking groove 810, the locking protrusion 412 is movably locked with the locking groove 810, and when the rotary disc 410 rotates, the locking protrusion 412 drives the locking groove 810 to move together, so that the indicating member 800 can move in the first direction and the second direction.

Preferably, with continued reference to fig. 4 and 5, the handle access aperture 110 is a scalloped opening and the dial 410 includes a scalloped edge that consistently seals off the scalloped opening. The structure facilitates the sealing of the handle operation hole 110 by the turntable 410, has good sealing performance, and is beneficial to realizing full sealing in a manual state.

Further, in this embodiment, the curvature of the arc-shaped opening is equal to the curvature of the fan-shaped edge, so that the arc-shaped opening is always tightly attached to the fan-shaped edge in the rotating process of the turntable 410, and sealing is achieved.

Further, with continued reference to fig. 6 and 7, the fully enclosed automatic transfer switch further includes a push rod 500 and a micro switch 600. Wherein, one end of the push rod 500 is fixedly connected with the bottom wall of the sliding cover 300, and the push rod 500 moves along with the movement of the sliding cover 300. The micro switch 600 is disposed in the housing 100, when the sliding cover 300 is located at the automatic working position, the push rod 500 is not in contact with the dial 610 of the micro switch 600, the micro switch 600 outputs an automatic switching signal, when the sliding cover 300 is located at the manual working position, the push rod 500 is in contact with the dial 610, and the micro switch 600 outputs a manual switching signal. By setting the movement of the sliding cover 300 to be associated with the micro switch 600, the space utilization rate of the totally enclosed automatic transfer switch is improved, and the assembly process is simplified.

Optionally, in this embodiment, an end of the push rod 500 contacting the paddle 610 is a V-shaped structure, so that the push rod 500 can trigger the paddle 610. In other embodiments, the shape of the end of the push rod 500 contacting with the pick 610 may be other, and may be set according to actual needs.

It is to be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. Totally enclosed automatic transfer switch, its characterized in that includes:

the handle placing device comprises a shell (100), wherein a handle operating hole (110) and a handle placing groove (120) are formed in the shell (100);

a handle (200) mounted in the handle placement groove (120);

a slide cover (300) slidably coupled to the housing (100), the slide cover (300) having an automatic operation position for covering the handle operation hole (110) and a manual operation position for opening the handle operation hole (110);

conversion equipment (400) sets up in shell (100), conversion equipment (400) are including carousel (410), be equipped with handle patchhole (411) on carousel (410), work as sliding closure (300) are located during the manual work position, the one end of handle (200) can be inserted in handle patchhole (411) and rotate carousel (410), and in the rotation in-process of carousel (410), the outer fringe of carousel (410) all the time with sealed laminating all around of handle operation hole (110).

2. The totally enclosed automatic transfer switch of claim 1, wherein the handle operating hole (110) is a fan-shaped arc, and the rotary disk (410) comprises a fan-shaped edge which always blocks the fan-shaped arc.

3. The totally enclosed automatic transfer switch of claim 2, wherein the curvature of the scalloped arc is equal to the curvature of the scalloped edge.

4. The totally enclosed automatic transfer switch of claim 1, further comprising:

one end of the push rod (500) is fixedly connected with the bottom wall of the sliding cover (300);

micro-gap switch (600), set up in shell (100), work as sliding closure (300) are located during the automatic work position, push rod (500) with plectrum (610) contactless of micro-gap switch (600), micro-gap switch (600) output automatic switching signal, work as sliding closure (300) are located during the manual work position, push rod (500) with plectrum (610) contact, micro-gap switch (600) output manual switching signal.

5. The totally enclosed automatic transfer switch of claim 4, characterized in that, the end of the push rod (500) contacting with the poke sheet (610) is V-shaped.

6. The totally enclosed automatic transfer switch according to any one of claims 1 to 5, characterized in that a bottom of the handle placement groove (120) is provided with a through hole, the handle (200) includes an insertion portion (210) and an operation portion (220), the insertion portion (210) is inserted into the inside of the housing (100) through the through hole, and the operation portion (220) is installed in the handle placement groove (120).

7. The totally enclosed automatic transfer switch of claim 6, characterized in that the handle (200) is T-shaped or L-shaped.

8. The totally enclosed automatic transfer switch according to any one of claims 1 to 5, wherein the handle insertion hole (411) is a D-shaped hole or a square-shaped hole.

9. The totally enclosed automatic transfer switch according to any one of claims 1 to 5, further comprising:

a cradle (700) disposed within the housing (100);

the indicating piece (800) is connected with the support (700) in a sliding mode, the indicating piece (800) is connected with the rotary table (410) in a transmission mode, the rotary table (410) can drive the indicating piece (800) to move along a first direction and a second direction, the first direction and the second direction are opposite, and a first gear, a second gear and a third gear are arranged on the indicating piece (800);

the shell (100) is provided with a display window (130), when the first gear and the display window (130) are in a normal-use side switching-on position, when the second gear and the display window (130) are in a normal-use side switching-on position, the conversion device (400) is in a double-minute position, and when the third gear and the display window (130) are in a normal-time side switching-on position, the conversion device (400) is in a standby side switching-on position.

10. The totally enclosed automatic transfer switch according to any one of claims 1-5, characterized in that an indicator (310) is provided on the sliding cover (300), an automatic identification (140) and a manual identification (150) are provided on the housing (100), the indicator (310) points to the automatic identification (140) when the sliding cover (300) is located at the automatic working position, and the indicator (310) points to the manual identification (150) when the sliding cover (300) is located at the manual working position.

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