Automatic shifting device for dry-type transformer

Abstract

The present invention provides an automatic shifting device for a dry-type transformer, comprising: a device body, a bottom plate installed on one side of the surface of the device body, a plurality of partition plates arranged on the surface of the bottom plate from left to right, a plurality of knobs arranged on the surfaces of the plurality of partition plates, a movable component arranged on the surface of the device body and located above the knobs, a rotating component arranged on one side of the movable component, the rotating component including a rotating seat, a rotating plate connected to one side of the rotating seat, a sliding component arranged at the bottom of the rotating plate, and a rotating device arranged on the surface of the sliding component. The present invention provides an automatic shifting device for a dry-type transformer, wherein a movable component is arranged on the surface of the bottom plate to cooperate with the rotating component and the sliding component to facilitate driving the rotating device to rotate the knob, which can replace the current manual rotation operation of the operator, thereby improving the convenience of operating the device body and increasing the speed of the operator in detecting the transformer.

Description

Technical Field

[0001] The present invention relates to the field of dry-type transformers, and in particular to an automatic gear shifting device for dry-type transformers. Background Art

[0002] Dry-type transformers are widely used in local lighting, high-rise buildings, airports, docks, CNC machinery and other places. Simply put, a dry-type transformer refers to a transformer whose core and winding are not immersed in insulating oil.

[0003] At present, an automatic shifting device is used to assist in the inspection or maintenance of dry-type transformers. The existing automatic shifting device consists of an overall device, multiple shift switches, multiple indicator lights and transformer gear automatic switching wiring.

[0004] The transformer gear automatic switching wiring on the surface of the existing dry-type transformer automatic shift device requires staff to manually wrap the connecting wire around the knob to fix and test it when in use. Currently, multiple pairing methods are tested during the detection operation, so the operator needs to manually remove and install the connecting wire repeatedly, which complicates the operation steps.

[0005] Therefore, it is necessary to provide an automatic shifting device for a dry-type transformer to solve the above technical problems. Summary of the Invention

[0006] The present invention provides an automatic shifting device for a dry-type transformer, which solves the problem that the existing automatic shifting device for a dry-type transformer requires manual connection of connecting wires and rotation of knobs when in use.

[0007] In order to solve the above technical problems, the present invention provides an automatic shifting device for a dry-type transformer, comprising:

[0008] A device body, wherein a bottom plate is installed on one side of the surface of the device body, and a plurality of partition plates are sequentially arranged on the surface of the bottom plate from left to right, and a plurality of knobs are arranged on the surfaces of the plurality of partition plates;

[0009] A movable component, the movable component is arranged on the surface of the device body and located above the knob;

[0010] A rotating assembly, the rotating assembly being arranged on one side of the movable assembly, the rotating assembly comprising a rotating seat, one side of the rotating seat being connected to a rotating plate;

[0011] A sliding assembly is provided at the bottom of the rotating plate, the sliding assembly comprising a slide groove, a slider is slidably connected to the interior of the slide groove, and a connecting rod is connected to the bottom of the slider;

[0012] A rotating device is arranged on the surface of the connecting rod.

[0013] Preferably, the movable assembly includes a movable rod, a movable sleeve is provided on the surface of the movable rod, and one side of the movable sleeve is connected to one side of the rotating seat.

[0014] Preferably, a fixing piece is provided on one side of the rotating seat, and a fixing hole adapted to the fixing piece is opened on one side of the rotating plate.

[0015] Preferably, the rotating device includes a movable sleeve, one side of the movable sleeve is connected to a mounting frame, a motor is installed inside the mounting frame, and one end of the motor output shaft is fixedly connected to the rotating sleeve through a coupling.

[0016] Preferably, a clamping piece is provided on one side of the movable sleeve, and a plurality of clamping holes adapted to the clamping piece are opened on the surface of the connecting rod.

[0017] Preferably, the surface of the device body is respectively provided with a plurality of gear buttons, a plurality of indicator lights and switches.

[0018] Preferably, the partition plate and the base plate are provided with a disassembly assembly, and the disassembly assembly includes a rectangular groove, and a mounting frame is provided on the surface of the partition plate and inside the rectangular groove, and both sides of the mounting frame are rotatably connected to a rotating rod through a rotating shaft, and a placement groove adapted to the rotating rod is provided on the surface of the base plate, and one end of the rotating rod is rotatably connected to one side of the inner wall of the placement groove through a rotating shaft, and the top and bottom of the surface of the mounting frame are fixedly connected with positioning blocks, and the surface of the base plate is provided with a positioning groove adapted to the positioning block.

[0019] Preferably, a limiting assembly is provided on the surface of the bottom plate on a side opposite to the rectangular groove, the limiting assembly includes a limiting piece, and a limiting hole adapted to the limiting piece is provided on the surface of the rotating rod.

[0020] Preferably, a mounting assembly is provided on one side of the knob, and the mounting assembly includes a mounting cavity, movable plates are provided on both sides of the interior of the mounting cavity, mounting blocks are connected on both sides of the surfaces of the two movable plates, a mounting groove adapted to the mounting block is provided on one side of the inner wall of the mounting cavity, and a spring is provided between the two movable plates.

[0021] Preferably, a handle is connected to one side of the movable plate.

[0022] Compared with the related art, the automatic shifting device for dry-type transformers provided by the present invention has the following beneficial effects:

[0023] The present invention provides an automatic shifting device for a dry-type transformer. A movable component is provided on the surface of a base plate to cooperate with a rotating component and a sliding component to drive a rotating device to rotate a knob. This can replace the manual rotation operation performed by an operator, thereby improving the convenience of operating the device body and increasing the speed at which the operator detects the transformer. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 A schematic structural diagram of a first embodiment of an automatic shifting device for a dry-type transformer provided by the present invention;

[0025] Figure 2 for Figure 1 An enlarged schematic diagram of part A is shown;

[0026] Figure 3 for Figure 1 An enlarged schematic diagram of part B is shown;

[0027] Figure 4 for Figure 1 A schematic diagram of the overall three-dimensional structure of the device shown;

[0028] Figure 5 for Figure 4 An enlarged schematic diagram of section C is shown;

[0029] Figure 6 A schematic structural diagram of a second embodiment of an automatic shifting device for a dry-type transformer provided by the present invention;

[0030] Figure 7 for Figure 6 An enlarged schematic diagram of portion D is shown;

[0031] Figure 8 for Figure 6 An enlarged schematic diagram of part E is shown;

[0032] Figure 9 A schematic structural diagram of a third embodiment of an automatic shifting device for a dry-type transformer provided by the present invention;

[0033] Figure 10 for Figure 9 The enlarged schematic diagram of part F is shown.

[0034] Numbers in the figure: 1, device body,

[0035] 2. Movable assembly, 21. Movable rod, 22. Movable sleeve,

[0036] 3. Rotating assembly, 31. Rotating seat, 32. Rotating plate, 33. Fixing part,

[0037] 4. Sliding assembly, 41. Slide groove, 42. Slider, 43. Connecting rod,

[0038] 5. Rotating device, 51. Moving sleeve, 52. Mounting frame, 53. Motor, 54. Rotating sleeve, 55. Connecting piece,

[0039] 6. Bottom plate, 7. Divider plate, 8. Knob, 9. Shift button, 10. Indicator light, 11. Switch,

[0040] 12. Disassembly assembly, 121. Rectangular slot, 122. Mounting frame, 123. Rotating rod, 124. Placement slot, 125. Positioning block, 126. Positioning slot,

[0041] 13. Limiting assembly, 131. Limiting piece, 132. Limiting hole,

[0042] 14. Mounting assembly, 141. Mounting cavity, 142. Movable plate, 143. Mounting block, 144. Mounting slot, 145. Spring, 146. Handle. DETAILED DESCRIPTION

[0043] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0044] First embodiment

[0045] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 and Figure 5 ,in, Figure 1 A schematic structural diagram of a first embodiment of an automatic shifting device for a dry-type transformer provided by the present invention; Figure 2 for Figure 1 An enlarged schematic diagram of part A is shown; Figure 3 for Figure 1 An enlarged schematic diagram of part B is shown; Figure 4 for Figure 1 A schematic diagram of the overall three-dimensional structure of the device shown; Figure 5 for Figure 4 An automatic gear shifting device for a dry-type transformer, comprising:

[0046] The device body 1 has a bottom plate 6 mounted on one side of the surface of the device body 1. The surface of the bottom plate 6 is provided with a plurality of partition plates 7 from left to right. The surfaces of the plurality of partition plates 7 are each provided with a plurality of knobs 8.

[0047] A movable component 2, which is disposed on the surface of the device body 1 and located above the knob 8;

[0048] A rotating assembly 3, which is disposed on one side of the movable assembly 2. The rotating assembly 3 includes a rotating base 31, and a rotating plate 32 is connected to one side of the rotating base 31;

[0049] The rotating seat 31 includes a U-shaped connecting seat, and a rotating rod is rotatably connected between the two sides of the inner wall of the U-shaped connecting seat through a rotating shaft. A connecting block is connected to one side of the surface of the rotating rod, and one side of the connecting block is connected to one end of the rotating plate 32. The U-shaped connecting seat can play a fixing role, and the use of the rotating rod facilitates the angle adjustment of the rotating plate 32.

[0050] A sliding assembly 4 is provided at the bottom of the rotating plate 32 . The sliding assembly 4 includes a slide groove 41 . A slider 42 is slidably connected to the interior of the slide groove 41 . A connecting rod 43 is connected to the bottom of the slider 42 .

[0051] The slide 41 is opened at the bottom of the rotating plate 32, and a block is connected to one side of the slider 42. A slot adapted to the block is opened on one side of the inner wall of the slide 41. The block and the slot can prevent the slider 42 from falling off.

[0052] The rotating device 5 is arranged on the surface of the connecting rod 43 .

[0053] The movable assembly 2 includes a movable rod 21 . A movable sleeve 22 is sleeved on the surface of the movable rod 21 . One side of the movable sleeve 22 is connected to one side of the rotating seat 31 .

[0054] Rectangular blocks are fixedly connected to both ends of the movable rod 21, and one side of the rectangular block is connected to one side of the bottom plate 6. The use of the movable rod 21 and the movable sleeve 22 facilitates the adjustment of the left and right positions of the rotating device 5.

[0055] A fixing member 33 is provided on one side of the rotating seat 31 , and a fixing hole adapted to the fixing member 33 is opened on one side of the rotating plate 32 .

[0056] The use of the fixing member 33 can fix the rotating plate 32 .

[0057] The rotating device 5 includes a moving sleeve 51 , one side of the moving sleeve 51 is connected to a mounting frame 52 , a motor 53 is installed inside the mounting frame 52 , and one end of the output shaft of the motor 53 is fixedly connected to a rotating sleeve 54 via a coupling.

[0058] The movable sleeve 51 is sleeved on the surface of the connecting rod 43. A stopper is connected to the bottom end of the connecting rod 43 to prevent the movable sleeve 51 from falling off. The use of the motor 53 and the rotating sleeve 54 facilitates the rotation of the knob 8.

[0059] A clamping member 55 is provided on one side of the movable sleeve 51 , and a plurality of clamping holes adapted to the clamping member 55 are opened on the surface of the connecting rod 43 .

[0060] The use of the connecting rod 43 and the movable sleeve 51 facilitates the adjustment of the upper and lower positions of the rotating sleeve 54 and the motor 53 , and the use of the sliding groove 41 and the slider 42 facilitates the adjustment of the front and rear positions of the rotating device 5 .

[0061] The surface of the device body 1 is provided with a plurality of gear buttons 9, a plurality of indicator lights 10 and a switch 11.

[0062] A switch 11 is provided on the surface of the device body 1 , and each gear button 9 corresponds to an indicator light 10 , and the multiple gear buttons 9 are gears from one to five.

[0063] A control circuit board, a display, a PLC and other control accessory mounting board, a relay group, and a contactor are respectively arranged inside the device body 1 .

[0064] A control circuit board is set up, and a PLC and other control accessories installation board is set up behind the display. Below it are the relay group and the two-part contactor installation board, which control the automatic switching of the transformer gear. The chassis has a transformer gear automatic switching terminal board, which is divided into ABC three phases. The outgoing lines are connected to the test product to control the switching of the transformer gear.

[0065] The colors of the multiple knobs 8 are red, green and yellow from left to right.

[0066] The working principle of the automatic shifting device for dry-type transformers provided by the present invention is as follows:

[0067] During use, when the knob 8 is rotated, the operator first rotates the movable sleeve 51 to drive the motor 53 with the rotating sleeve 54 to rotate to one side of the knob 8, and then pushes the movable sleeve 51 to move up and down on the surface of the connecting rod 43. When the movable sleeve 51 moves upward on the surface of the connecting rod 43, it drives the motor 53 with the rotating sleeve 54 to move. When the motor 53 with the rotating sleeve 54 moves to a suitable position, the movable sleeve 51 is fixed to the connecting rod 43 using the clamping piece 55.

[0068] After the height of the motor 53 with the rotating sleeve 54 is adjusted, the motor 53 with the rotating sleeve 54 and the movable sleeve 22 are driven to move left and right on the surface of the movable rod 21 by pushing the rotating plate 32. After the left and right positions of the motor 53 with the rotating sleeve 54 are adjusted, the motor 53 with the rotating sleeve 54 is driven to move toward one side of the knob 8 by pushing the connecting rod 43. When the connecting rod 43 moves, the slider 42 is driven to move inside the slide groove 41. After the rotating sleeve 54 is sleeved on the surface of the knob 8, the motor 53 is started to drive the rotating sleeve 54 to rotate. When the rotating sleeve 54 rotates, the knob 8 can be driven to rotate. When the knob 8 is rotated to a suitable position, the motor 53 can be stopped.

[0069] Compared with the related art, the automatic shifting device for dry-type transformers provided by the present invention has the following beneficial effects:

[0070] The present invention provides an automatic shifting device for a dry-type transformer. A movable component 2 is provided on the surface of a base plate 6 to cooperate with a rotating component 3 and a sliding component 4 to drive a rotating device 5 to rotate a knob 8. This can replace the current manual rotation operation performed by an operator, thereby improving the convenience of operating the device body 1 and increasing the speed at which the operator detects the transformer.

[0071] Second embodiment

[0072] Please refer to Figure 6 、 Figure 7 and Figure 8 Based on the automatic shifting device for dry-type transformers provided in the first embodiment of this application, the second embodiment of this application provides another automatic shifting device for dry-type transformers. The second embodiment is merely a preferred embodiment of the first embodiment, and implementation of the second embodiment will not affect the independent implementation of the first embodiment.

[0073] Specifically, the difference of the automatic shifting device for a dry-type transformer provided in the second embodiment of the present application is that, in an automatic shifting device for a dry-type transformer, the partition plate 7 and the base plate 6 are provided with a disassembly component 12, and the disassembly component 12 includes a rectangular groove 121, and a mounting frame 122 is provided on the surface of the partition plate 7 and located inside the rectangular groove 121, and both sides of the mounting frame 122 are rotatably connected to a rotating rod 123 through a rotating shaft, and a placement groove 124 is provided on the surface of the base plate 6 to match the rotating rod 123, and one end of the rotating rod 123 is rotatably connected to one side of the inner wall of the placement groove 124 through a rotating shaft, and the top and bottom of the surface of the mounting frame 122 are fixedly connected with a positioning block 125, and the surface of the base plate 6 is provided with a positioning groove 126 to match the positioning block 125.

[0074] The rectangular groove 121 is opened on the surface of the bottom plate 6. The use of the rectangular groove 121 is convenient for storing the partition plate 7. The use of the rotating rod 123 is convenient for driving the partition plate 7 to rotate to the outside of the device body 1 for disassembly. The use of the positioning block 125 and the positioning groove 126 is convenient for positioning the partition plate 7 during installation.

[0075] A limiting assembly 13 is provided on the surface of the bottom plate 6 at a side opposite to the rectangular groove 121 . The limiting assembly 13 includes a limiting piece 131 . A limiting hole 132 adapted to the limiting piece 131 is opened on the surface of the rotating rod 123 .

[0076] The limiting member 131 includes a sliding cavity, with sliding blocks arranged on both sides of the sliding cavity, and a limiting block arranged on one side of the two sliding blocks. An extrusion spring is arranged inside the sliding cavity and between the two sliding blocks. A rectangular connecting groove is opened on the surface of the device body 1 and on the side opposite to the sliding cavity. A circular block is connected on one side of the two sliding blocks and inside the connecting block. The use of the extrusion spring facilitates the extrusion and fixing of the sliding block and the limiting block.

[0077] The working principle of the automatic shifting device for dry-type transformers provided by the present invention is as follows:

[0078] When in use, first separate the limiting piece 131 from the limiting hole 132 inside the rotating rod 123. After the limiting piece 131 is separated from the limiting hole 132, pull the rotating rod 123 inside the placement groove 124 to work outward. When the rotating rod 123 rotates toward the outside of the placement groove 124, it drives the installation frame 122 with the partition plate 7 to be pulled toward the outside of the rectangular groove 121. When the partition plate 7 is separated from the rectangular groove 121 under the action of the installation frame 122, the partition plate 7 can be disassembled and replaced.

[0079] Compared with the related art, the automatic shifting device for dry-type transformers provided by the present invention has the following beneficial effects:

[0080] The present invention provides an automatic shifting device for a dry-type transformer. A disassembly assembly 12 is provided between a base plate 6 and a partition plate 7 to facilitate disassembly and replacement of the partition plate 7 with multiple knobs 8, thereby preventing the device body 1 from being damaged and unusable during carrying.

[0081] Third embodiment

[0082] Please refer to Figure 9 and Figure 10 Based on the automatic shifting device for dry-type transformers provided in the first embodiment of this application, the third embodiment of this application provides another automatic shifting device for dry-type transformers. The third embodiment is merely a preferred embodiment of the first embodiment, and implementation of the third embodiment will not affect the independent implementation of the first embodiment.

[0083] Specifically, the difference of the automatic shifting device for a dry-type transformer provided in the third embodiment of the present application is that, in an automatic shifting device for a dry-type transformer, a mounting assembly 14 is provided on one side of the knob 8, and the mounting assembly 14 includes a mounting cavity 141, and movable plates 142 are provided on both sides of the interior of the mounting cavity 141, and mounting blocks 143 are connected on both sides of the surfaces of the two movable plates 142. A mounting groove 144 adapted to the mounting block 143 is provided on one side of the inner wall of the mounting cavity 141, and a spring 145 is provided between the two movable plates 142.

[0084] The mounting cavity 141 is opened inside the partition plate 7 and the knob 8. The use of the spring 145 facilitates the squeezing and fixing of the movable plate 142 with the mounting block 143. The use of the handle 146 facilitates the separation of the movable plate 142 with the mounting block 143 from the mounting groove 144 to separate the knob 8 from the partition plate 7.

[0085] A handle 146 is connected to one side of the movable plate 142 .

[0086] The working principle of the automatic shifting device for dry-type transformers provided by the present invention is as follows:

[0087] When in use, first squeeze the handle 146 toward the inside of the knob 8. When the handle 146 is squeezed, it drives the movable plate 142 to move toward the middle position of the installation cavity 141. When the movable plate 142 moves toward the inside of the installation cavity 141, it squeezes the middle spring 145. When the movable plate 142 moves, it drives the mounting block 143 to separate from the mounting groove 144, and the knob 8 can be disassembled.

[0088] Compared with the related art, the automatic shifting device for dry-type transformers provided by the present invention has the following beneficial effects:

[0089] The present invention provides an automatic shifting device for a dry-type transformer. A mounting assembly 14 is provided between a partition plate 7 and a knob 8 to facilitate replacement of a single knob 8 when it is damaged, thereby facilitating disassembly by an operator.

[0090] The above descriptions are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention description and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. An automatic shifting device for a dry-type transformer, characterized in that: include: A device body, wherein a bottom plate is installed on one side of the surface of the device body, and a plurality of partition plates are sequentially arranged on the surface of the bottom plate from left to right, and a plurality of knobs are arranged on the surfaces of the plurality of partition plates; A movable component, the movable component is arranged on the surface of the device body and located above the knob; A rotating assembly, the rotating assembly being arranged on one side of the movable assembly, the rotating assembly comprising a rotating seat, one side of the rotating seat being connected to a rotating plate; A sliding assembly is provided at the bottom of the rotating plate, the sliding assembly comprising a slide groove, a slider is slidably connected to the interior of the slide groove, and a connecting rod is connected to the bottom of the slider; A rotating device, the rotating device being arranged on the surface of the connecting rod; The partition plate and the bottom plate are provided with a disassembly assembly, and the disassembly assembly includes a rectangular groove, and a mounting frame is provided on the surface of the partition plate and inside the rectangular groove, and both sides of the mounting frame are rotatably connected to a rotating rod through a rotating shaft, and a placement groove adapted to the rotating rod is opened on the surface of the bottom plate, and one end of the rotating rod is rotatably connected to one side of the inner wall of the placement groove through a rotating shaft, and the top and bottom of the surface of the mounting frame are fixedly connected with positioning blocks, and the surface of the bottom plate is provided with a positioning groove adapted to the positioning block; A limiting assembly is provided on the surface of the bottom plate and on a side opposite to the rectangular groove. The limiting assembly includes a limiting piece. A limiting hole adapted to the limiting piece is provided on the surface of the rotating rod.

2. The automatic shifting device for dry-type transformer according to claim 1, characterized in that: The movable assembly comprises a movable rod, a movable sleeve is sleeved on the surface of the movable rod, and one side of the movable sleeve is connected to one side of the rotating seat.

3. The automatic shifting device for dry-type transformer according to claim 1, characterized in that: A fixing piece is provided on one side of the rotating seat, and a fixing hole adapted to the fixing piece is opened on one side of the rotating plate.

4. The automatic shifting device for dry-type transformer according to claim 1, characterized in that: The rotating device includes a moving sleeve, one side of the moving sleeve is connected to a mounting frame, a motor is installed inside the mounting frame, and one end of the motor output shaft is fixedly connected to the rotating sleeve through a coupling.

5. The automatic shifting device for dry-type transformer according to claim 4, characterized in that: A clamping piece is provided on one side of the movable sleeve, and a plurality of clamping holes adapted to the clamping piece are opened on the surface of the connecting rod.

6. The automatic shifting device for dry-type transformer according to claim 1, characterized in that: The surface of the device body is respectively provided with a plurality of gear buttons, a plurality of indicator lights and switches.

7. The automatic shifting device for dry-type transformer according to claim 1, characterized in that: A mounting assembly is provided on one side of the knob, and the mounting assembly includes a mounting cavity. Movable plates are provided on both sides of the interior of the mounting cavity. Both sides of the surfaces of the two movable plates are connected to mounting blocks. A mounting groove adapted to the mounting block is provided on one side of the inner wall of the mounting cavity, and a spring is provided between the two movable plates.

8. The automatic shifting device for dry-type transformer according to claim 7, characterized in that: One side of the movable plate is connected with a handle.

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