CN211428633U - Three-power-supply automatic change-over switch device - Google Patents
Three-power-supply automatic change-over switch device Download PDFInfo
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- CN211428633U CN211428633U CN202020322629.9U CN202020322629U CN211428633U CN 211428633 U CN211428633 U CN 211428633U CN 202020322629 U CN202020322629 U CN 202020322629U CN 211428633 U CN211428633 U CN 211428633U
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Abstract
The utility model discloses a three-power automatic transfer switch device, which comprises a cabinet shell and a transfer switch main body; the rack shell includes the bottom plate, roof and curb plate, the curb plate is fixed on the bottom plate, roof swing joint is on the curb plate, the inside of rack shell is equipped with the lifter plate, the below of lifter plate is equipped with the supporting seat, be equipped with first slider and the second slider that is located the supporting seat both sides respectively on the bottom plate, first slider and second slider can be in opposite directions or the motion of leaving mutually, the top of first slider articulates there is first connecting rod, the other end and the lifter plate bottom of first connecting rod are articulated, the top of second slider articulates there is the second connecting rod, the other end and the lifter plate bottom of second connecting rod are articulated, first connecting rod and second connecting rod are the splayed setting in the supporting seat both sides, lifter plate top sliding connection has the fly leaf, the change-over switch body is fixed on. The utility model relates to a three power automatic transfer switch devices, its is rational in infrastructure, is convenient for maintain the change over switch main part that breaks down.
Description
Technical Field
The utility model relates to a three power automatic transfer switch devices.
Background
With the rapid development of intelligent power grid construction in China, the reliability requirement of important power supply places such as airports, hospitals, high-rise buildings, high-speed rails and the like which are not allowed to be powered off on continuous power supply of a power supply is higher and higher. In order to ensure the continuity of the load power supply, an emergency power supply system is being widely used. As an indispensable important component of an emergency power supply system, the application demand of an automatic transfer switching device is increasing, and the technical performance requirement is also increasing. Under the general important occasion, the dual-power automatic transfer switch device can meet the continuity of the current two-path power supply. But in very important occasions, three power supplies are needed to supply power so as to ensure the absolute safety of the operation of the equipment. The automatic change-over switch device of three current power supplies generally includes rack case and sets up the change-over switch main part in rack case inside, when the change-over switch main part breaks down and needs the maintenance, traditional mode is dismantled the rack case, maintains the change-over switch main part again, assembles the rack case after accomplishing the maintenance again, but this kind of mode is wasted time and energy, is unfavorable for improving maintenance efficiency.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a three power automatic transfer switch devices, its is rational in infrastructure, is convenient for maintain the change over switch main part that breaks down.
In order to achieve the purpose, the technical scheme of the utility model is to design a three-power automatic transfer switch device, which comprises a cabinet shell and a transfer switch main body arranged in the cabinet shell;
the cabinet shell comprises a bottom plate, a top plate and side plates, wherein the side plates are fixed on the bottom plate, the side plates comprise a left side plate, a right side plate, a front side plate and a rear side plate, a fixed seat is arranged at the top of the outer side of the right side plate, a lug corresponding to the fixed seat is arranged at one end of the top plate, the lug is hinged with the fixed seat through a shaft pin, the other end of the top plate is fixedly connected with the left side plate through a screw, a lifting plate is arranged inside the cabinet shell, a supporting seat is arranged below the lifting plate and fixed on the bottom plate, a first sliding rail and a second sliding rail are respectively arranged on two sides of the supporting seat and arranged on the bottom plate, a first sliding block is connected on the first sliding rail, a second sliding block is connected on the second sliding rail, a lead screw penetrating through the first sliding block, the supporting seat and the second sliding, and the other end of this lead screw is connected with first motor, first slider and second slider are equipped with respectively and supply the lead screw to run through, and with lead screw threaded connection's screw hole, and the screw thread of the screw hole on first slider and the second slider revolves to opposite, be equipped with the through-hole that supplies the lead screw to run through on the supporting seat, the top of first slider articulates there is first connecting rod, and the other end of this first connecting rod is articulated with the bottom of lifter plate, the top of second slider articulates there is the second connecting rod, and the other end of this second connecting rod is articulated with the bottom of lifter plate, first connecting rod and second connecting rod are the splayed setting in the both sides of supporting seat, the top sliding connection of lifter plate has the fly leaf, the change over switch body is fixed at the top of fly leaf.
Preferably, two movable supporting blocks are arranged above the lifting plate, the two movable supporting blocks are respectively connected with sliding rods penetrating through the left side plate and the right side plate, the other end of each sliding rod is provided with a handle positioned outside the cabinet shell, and springs are respectively connected between the left side plate and the right side plate and the corresponding movable supporting blocks; first inclined planes are respectively arranged on two sides of the top of the lifting plate, and second inclined planes corresponding to the first inclined planes are respectively arranged on the opposite inner sides of the two movable supporting blocks.
Preferably, the top of lifter plate is equipped with T shape spout, the bottom of fly leaf is equipped with the T shape draw runner of being connected with T shape spout.
Preferably, the top of the lifting plate is provided with two fixed blocks, the two fixed blocks are respectively located on two sides of the movable plate, each fixed block is in threaded connection with a locking bolt, and the end part, close to the movable plate, of the locking bolt is connected with a clamping block.
Preferably, two sides of the bottom of the supporting seat extend outwards to form limiting parts respectively.
Preferably, the front side plate is provided with transparent glass.
The utility model has the advantages and the beneficial effects that: the three-power-supply automatic change-over switch device is reasonable in structure and convenient to maintain a faulted change-over switch main body.
When the main body of the change-over switch is in failure and needs to be maintained, the top plate is opened, the first motor is started to rotate in a positive rotation mode, the lead screw is driven to rotate by the first motor, the first sliding block and the second sliding block are driven to move oppositely after the lead screw rotates, the lifting plate is driven to move upwards through the first connecting rod and the second connecting rod in the moving process of the first sliding block and the second sliding block, the first inclined surface on the lifting plate is contacted with the second inclined surface on the movable supporting block in the ascending process of the lifting plate, so that the two movable supporting blocks are pushed to move outwards and compress the spring, when the first sliding block and the second sliding block move to be contacted with the limiting part of the supporting seat, the first motor stops operating, the lifting plate moves upwards to the upper part of the movable supporting block, the second inclined surface on the movable supporting block is separated from the first inclined surface and is popped out under the elastic restoring force of the spring, so that the second inclined surface, the main body of the change-over switch can be conveniently maintained; after the maintenance is completed, pulling force is applied to the handle, the sliding rod drives the movable supporting block to move outwards, the movable supporting block is prevented from blocking the lifting plate to move downwards, then the first motor is started to rotate reversely, when the lifting plate moves downwards to be in contact with the supporting seat, the first motor stops running, and finally the top plate is closed and fixed through the screw.
Drawings
Fig. 1 is a schematic diagram of the present invention.
Fig. 2 is an enlarged view at a in fig. 1.
Fig. 3 is an enlarged view at B in fig. 1.
Fig. 4 is an enlarged view at C in fig. 1.
Fig. 5 is an enlarged view at D in fig. 1.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The utility model discloses the technical scheme who specifically implements is:
as shown in fig. 1 to 5, a three-power automatic transfer switch device includes a cabinet housing and a transfer switch main body 20 disposed in the cabinet housing;
the cabinet shell comprises a bottom plate 1, a top plate 2 and side plates, the side plates are fixed on the bottom plate 1 and comprise a left side plate 3, a right side plate 4, a front side plate and a rear side plate, a fixing seat 5 is arranged at the top of the outer side of the right side plate 4, a lug 6 corresponding to the fixing seat 5 is arranged at one end of the top plate 2, the lug 6 is hinged to the fixing seat 5 through a shaft pin 7, the other end of the top plate 2 is fixedly connected with the left side plate 3 through a screw, a lifting plate 8 is arranged inside the cabinet shell, a supporting seat 9 is arranged below the lifting plate 8, the supporting seat 9 is fixed on the bottom plate 1, a first sliding rail 10 and a second sliding rail 11 are arranged on the bottom plate 1 and located on two sides of the supporting seat 9 respectively, a first sliding block 12 is connected to the first sliding rail 10, a second sliding block 13 is connected to the second sliding rail 11, a screw rod 14 of a support seat 9 and a second slider 13, one end of the screw rod 14 is fixed on the bottom plate 1 through a screw rod seat 15, the other end of the screw rod 14 is connected with a first motor 16, the first slider 12 and the second slider 13 are respectively provided with a threaded hole for the screw rod 14 to penetrate through and be in threaded connection with the screw rod 14, the thread turning directions of the threaded holes on the first slider 12 and the second slider 13 are opposite, the support seat 9 is provided with a through hole for the screw rod 14 to penetrate through, the top of the first slider 12 is hinged with a first connecting rod 17, the other end of the first connecting rod 17 is hinged with the bottom of the lifting plate 8, the top of the second slider 13 is hinged with a second connecting rod 18, the other end of the second connecting rod 18 is hinged with the bottom of the lifting plate 8, the first connecting rod 17 and the second connecting rod 18 are arranged on two sides of the support seat 9 in a splayed shape, the top of the lifting, the switch body 20 is fixed on top of the movable plate 19.
Two movable supporting blocks 21 are arranged above the lifting plate 8, the two movable supporting blocks 21 are respectively connected with sliding rods 22 penetrating through the left side plate 3 and the right side plate 4, the other end of each sliding rod 22 is provided with a handle 23 positioned outside the cabinet shell, and springs 24 are respectively connected between the left side plate 3 and the right side plate 4 and the corresponding movable supporting blocks 21; the two sides of the top of the lifting plate 8 are respectively provided with a first inclined surface 25, and the opposite inner sides of the two movable supporting blocks 21 are respectively provided with a second inclined surface 26 corresponding to the first inclined surface 25.
The top of the lifting plate 8 is provided with a T-shaped sliding groove, and the bottom of the movable plate 19 is provided with a T-shaped sliding strip 27 connected with the T-shaped sliding groove.
Two fixed blocks 28 are arranged on the top of the lifting plate 8, the two fixed blocks 28 are respectively positioned on two sides of the movable plate 19, each fixed block 28 is in threaded connection with a locking bolt 29, and the end part of the locking bolt 29 close to the movable plate 19 is connected with a clamping block 30.
The two sides of the bottom of the support base 9 extend outward to form a limiting portion 31.
The front side plate is provided with transparent glass.
The utility model has the advantages and the beneficial effects that: the three-power automatic transfer switch device is reasonable in structure and convenient to maintain a transfer switch main body 20 which breaks down.
When the change-over switch main body 20 is in failure and needs maintenance, the top plate 2 is opened, the first motor 16 is started to rotate in a forward rotation mode, the first motor 16 drives the screw rod 14 to rotate, the screw rod 14 drives the first slider 12 and the second slider 13 to move oppositely after rotating, the lifting plate 8 is driven to move upwards through the first connecting rod 17 and the second connecting rod 18 in the moving process of the first slider 12 and the second slider 13, the first inclined surface 25 on the lifting plate 8 is contacted with the second inclined surface 26 on the movable supporting block 21 in the ascending process of the lifting plate 8, so that the two movable supporting blocks 21 are pushed to move outwards and the spring 24 is compressed, when the first slider 12 and the second slider 13 move to be contacted with the limiting part 31 of the supporting seat 9, the first motor 16 stops running, at the moment, the lifting plate 8 moves upwards to be above the movable supporting block 21, the second inclined surface 26 on the movable supporting block 21 is separated from the first inclined surface 25 and is popped out under the elastic restoring force of the, thereby supporting below the lifting plate 8, and the change-over switch main body 20 is positioned above the cabinet shell at the moment, so that the change-over switch main body 20 can be conveniently maintained; after the maintenance is finished, pulling force is applied to the handle 23, the sliding rod 22 drives the movable supporting block 21 to move outwards, the movable supporting block 21 is prevented from blocking the descending of the lifting plate 8, then the first motor 16 is started to rotate reversely, when the lifting plate 8 descends to be in contact with the supporting seat 9, the first motor 16 stops running, and finally the top plate 2 is closed and fixed through screws.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The three-power-supply automatic change-over switch device is characterized by comprising a cabinet shell and a change-over switch main body arranged in the cabinet shell;
the cabinet shell comprises a bottom plate, a top plate and side plates, wherein the side plates are fixed on the bottom plate, the side plates comprise a left side plate, a right side plate, a front side plate and a rear side plate, a fixed seat is arranged at the top of the outer side of the right side plate, a lug corresponding to the fixed seat is arranged at one end of the top plate, the lug is hinged with the fixed seat through a shaft pin, the other end of the top plate is fixedly connected with the left side plate through a screw, a lifting plate is arranged inside the cabinet shell, a supporting seat is arranged below the lifting plate and fixed on the bottom plate, a first sliding rail and a second sliding rail are respectively arranged on two sides of the supporting seat and arranged on the bottom plate, a first sliding block is connected on the first sliding rail, a second sliding block is connected on the second sliding rail, a lead screw penetrating through the first sliding block, the supporting seat and the second sliding, and the other end of this lead screw is connected with first motor, first slider and second slider are equipped with respectively and supply the lead screw to run through, and with lead screw threaded connection's screw hole, and the screw thread of the screw hole on first slider and the second slider revolves to opposite, be equipped with the through-hole that supplies the lead screw to run through on the supporting seat, the top of first slider articulates there is first connecting rod, and the other end of this first connecting rod is articulated with the bottom of lifter plate, the top of second slider articulates there is the second connecting rod, and the other end of this second connecting rod is articulated with the bottom of lifter plate, first connecting rod and second connecting rod are the splayed setting in the both sides of supporting seat, the top sliding connection of lifter plate has the fly leaf, the change over switch body is fixed at the top of fly leaf.
2. The automatic transfer switching device of three power supplies according to claim 1, wherein two movable support blocks are provided above the lifting plate, the two movable support blocks are respectively connected with a slide bar penetrating through a left side plate and a right side plate, the other end of each slide bar is provided with a handle positioned outside the cabinet shell, and a spring is connected between each of the left side plate and the right side plate and the corresponding movable support block; first inclined planes are respectively arranged on two sides of the top of the lifting plate, and second inclined planes corresponding to the first inclined planes are respectively arranged on the opposite inner sides of the two movable supporting blocks.
3. The automatic transfer switching device of three power supplies according to claim 2, wherein a T-shaped chute is provided at the top of the lifting plate, and a T-shaped slide bar connected to the T-shaped chute is provided at the bottom of the movable plate.
4. The automatic transfer switching device of three power supplies according to claim 3, wherein the top of the lifting plate is provided with two fixing blocks, the two fixing blocks are respectively located at two sides of the movable plate, each fixing block is connected with a locking bolt in a threaded manner, and the end of the locking bolt close to the movable plate is connected with a clamping block.
5. The automatic transfer switching device of claim 4, wherein two sides of the bottom of the supporting base are extended outward to form a limiting portion.
6. The automatic transfer switching device of claim 5, wherein the front plate is provided with a transparent glass.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020322629.9U CN211428633U (en) | 2020-03-16 | 2020-03-16 | Three-power-supply automatic change-over switch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020322629.9U CN211428633U (en) | 2020-03-16 | 2020-03-16 | Three-power-supply automatic change-over switch device |
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| CN211428633U true CN211428633U (en) | 2020-09-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020322629.9U Active CN211428633U (en) | 2020-03-16 | 2020-03-16 | Three-power-supply automatic change-over switch device |
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| CN (1) | CN211428633U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112546896A (en) * | 2020-11-21 | 2021-03-26 | 苏州讯能光电科技有限公司 | Solder paste stirring device for LED product production |
-
2020
- 2020-03-16 CN CN202020322629.9U patent/CN211428633U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112546896A (en) * | 2020-11-21 | 2021-03-26 | 苏州讯能光电科技有限公司 | Solder paste stirring device for LED product production |
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