CN217955634U - Dry-type transformer core clamping device - Google Patents
Dry-type transformer core clamping device Download PDFInfo
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- CN217955634U CN217955634U CN202222014087.0U CN202222014087U CN217955634U CN 217955634 U CN217955634 U CN 217955634U CN 202222014087 U CN202222014087 U CN 202222014087U CN 217955634 U CN217955634 U CN 217955634U
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Abstract
The utility model relates to the technical field of electrical equipment, in particular to a dry-type transformer iron core clamping device which can clamp and fix an iron core left and right, and clamp and fix the iron core front and back, has good clamping effect on the iron core and high use reliability; the novel screw rod clamping device comprises a bottom plate, two groups of screw rods A and four groups of clamping plates A, wherein the two groups of screw rods A are respectively rotatably arranged at the left part and the right part of the bottom plate, the front part and the rear part of the two groups of screw rods A are respectively provided with external threads with opposite rotation directions, the front part and the rear part of the two groups of screw rods A are respectively provided with the clamping plates A in a screwed mode, and the four groups of clamping plates A are respectively arranged on the bottom plate in a front-back sliding mode; the lifting device comprises a bottom plate, a lifting device and a clamping device, and is characterized by further comprising two groups of supporting plates, four groups of sliding rods, two groups of top plates, two groups of screws, a lifting device and a clamping device, wherein the two groups of supporting plates are respectively fixedly arranged at the left part and the right part of the bottom plate, and the two groups of sliding rods are respectively arranged on the two groups of supporting plates in a left-right sliding manner.
Description
Technical Field
The utility model relates to an electrical equipment's technical field especially relates to a dry-type transformer core clamping device.
Background
The dry type transformer is a transformer with an iron core and a winding which are not immersed in insulating oil, and is widely applied to places such as local illumination, high-rise buildings, airports, wharfs, CNC mechanical equipment and the like. The dry type transformer mainly comprises an iron core, a winding and a transformer body, wherein the iron core is mainly formed by stacking a plurality of silicon steel sheets together, and in order to enable the iron core in the transformer to be a whole, the silicon steel sheets stacked together must be clamped and fixed by a clamping device. The dry-type transformer iron core clamping device comprises an iron core and clamping plates, wherein the clamping plates comprise a pair of upper clamping plates and a pair of lower clamping plates, the upper clamping plates are clamped at the upper end of the iron core, the lower clamping plates are clamped at the lower end of the iron core, the iron core is provided with three core columns, and two ends of each core column are respectively provided with a pair of fine adjustment assemblies (8230) \8230; "when the dry-type transformer iron core clamping device is used, firstly, an adjusting stud is rotated to ensure that all pressing blocks are tightly attached to the inner side surfaces of the clamping plates, so that the inner end surfaces of insulating gaskets on the same clamping plate are kept in the same plane, after the upper clamping plates and the lower clamping plates are respectively installed, pressure sensors are connected to a terminal display, the verticality of each pressure sensor is read, and whether the pressing force of the end part of each core column reaches the rated verticality and is uniform or not is determined; when the pressing force is adjusted, the adjusting bolt is rotated, the pressing block generates micro displacement to clamp the core column, the clamping force of the core column is increased, and when the pressure value on the terminal display is equal to other pressure values; the fixing device is found in the using process, the iron core can be only clamped front and back, the clamping fixing mechanism is not arranged in the left and right direction of the iron core, and therefore the transformer iron core is easy to move in the left and right direction after being impacted and vibrated by the outside in the using process, and the fixing device capable of clamping the transformer iron core front and back and clamping the transformer iron core left and right is needed.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a not only can press from both sides tightly fixedly about the iron core, can press from both sides tightly fixedly around the iron core moreover, effectual to the centre gripping of iron core, use the dry-type transformer iron core clamping device that the reliability is high.
The utility model discloses a dry-type transformer iron core clamping device, including bottom plate, two sets of lead screw A and four group's splint A, two sets of lead screw A rotate respectively and install in the left and right sides two of bottom plate, two sets of lead screw A's front and back two respectively are provided with the external screw thread of turning to opposite directions, two sets of lead screw A's front and back two are all screwed with a set of splint A, four group's splint A all slide-mount around on the bottom plate; the lifting device comprises a base plate, a bottom plate, a lifting device and a clamping device, and is characterized by further comprising two groups of supporting plates, four groups of sliding rods, two groups of top plates, two groups of screws, the lifting device and the clamping device, wherein the two groups of supporting plates are respectively and fixedly arranged at the left part and the right part of the bottom plate; firstly, placing an iron core at the upper end of a bottom plate, enabling the iron core to be positioned between four groups of clamping plates A, then rotating two groups of screw rods A, enabling the four groups of clamping plates A on the front side and the rear side to be close to each other by the two groups of rotating screw rods A, clamping the lower part of the iron core back and forth by the four groups of clamping plates A, then respectively rotating two groups of screw rods, enabling two groups of top plates to be close to each other by the two groups of top plates, clamping the iron core left and right by the two groups of top plates, then enabling a clamping device to move upwards through a lifting device, enabling the upper part of the iron core to be positioned in the clamping device, and then clamping and fixing the upper part of the iron core through the clamping device; it has realized through four group's splint A that it presss from both sides tightly fixedly around to the iron core, has realized through two sets of roof that the iron core is controlled to press from both sides tightly fixedly, has improved the stability of iron core in the use.
Preferably, the lifting device comprises four groups of fixing rods, two groups of sliding plates, two groups of lead screws B, two groups of nuts and a pressing plate, wherein two groups of fixing rods are fixedly mounted at the upper ends of two groups of supporting plates, the two groups of sliding plates are respectively mounted on the two groups of fixing rods in a vertical sliding manner, the two groups of lead screws B are respectively fixedly mounted at the upper ends of the two groups of supporting plates, through holes are respectively formed in the two groups of sliding plates, the two groups of lead screws B respectively penetrate through the through holes in the two groups of sliding plates, the diameter of each through hole is larger than that of the lead screw B, the two groups of nuts are respectively screwed with the two groups of lead screws B, the pressing plate is fixedly mounted on the two groups of sliding plates, and the clamping device is mounted at the lower part of the pressing plate; before the iron core is placed at the upper end of the bottom plate, a worker firstly rotates two groups of nuts to enable the two groups of nuts to move upwards, then slides two groups of sliding plates upwards to enable the pressing plates to ascend, then places the iron core between the four groups of clamping plates A at the upper end of the bottom plate, slides the two groups of sliding plates downwards until the lower parts of the iron core are clamped and fixed by the four groups of clamping plates A until the lower ends of the pressing plates are attached to the upper ends of the iron core, then rotates two groups of nuts until the two groups of nuts are respectively abutted to the upper ends of the two groups of sliding plates, enables the two groups of sliding plates to drive the pressing plates to tightly press and fix the iron core at the upper end of the bottom plate, and then clamps and fixes the upper part of the iron core through a clamping device of the pressing plates; the iron core is clamped and fixed by the pressing plate and the bottom plate in the up-down direction through the pressing of the pressing plate, so that the stability of the iron core in the using process is improved.
Preferably, the clamping device comprises two groups of lead screws C and four groups of clamping plates, the left part and the right part of the pressing plate are both provided with slideways, the two groups of lead screws C are respectively rotatably installed on the left part and the right part of the pressing plate, the front part and the rear part of the two groups of lead screws C are both provided with external threads with opposite rotation directions, the front part and the rear part of the two groups of lead screws C are both provided with one group of clamping plates in a threaded manner, and the four groups of clamping plates are respectively installed in the two groups of slideways in a front-and-back sliding manner; after the lower end of the pressing plate is tightly propped against the upper end of the iron core, two groups of lead screws C are rotated, the four groups of clamping plates on the front side and the rear side are close to each other by the two groups of lead screws C, and the upper part of the iron core is clamped and fixed by the four groups of clamping plates; because the distance between the grip blocks of front and back both sides can be adjusted, so its iron core that can the centre gripping fixed different thickness, the limitation is low, convenient to use.
Preferably, the device also comprises two groups of hand wheels, wherein the two groups of hand wheels are respectively and fixedly arranged on the two groups of lead screws C; through two sets of hand wheels, the rotation of two sets of lead screws C is facilitated, and the convenience in the use process is improved.
Preferably, the device also comprises four groups of limiting blocks, wherein the four groups of limiting blocks are respectively and fixedly arranged on the four groups of sliding rods; through the arrangement, the four groups of sliding rods are prevented from over-stroke sliding on the two groups of support plates, and the reliability in the using process is improved.
Preferably, the four groups of clamping plates A, the two groups of top plates and the four groups of clamping plates are all provided with insulating pads; through the arrangement, the insulation effect of the four groups of clamping plates A, the two groups of top plates and the four groups of clamping plates and the iron core is improved, and the safety in the use process is improved.
Preferably, the lower end of the pressure plate is provided with a rubber cushion; through the arrangement, the lower end of the pressing plate is prevented from being pressed to the upper end of the iron core, and the reliability in the using process is improved.
Compared with the prior art, the beneficial effects of the utility model are that: the four groups of clamping plates A are used for clamping and fixing the iron core, the left and right clamping and fixing of the iron core are realized through the two groups of top plates, and the stability of the iron core in the using process is improved.
Drawings
FIG. 1 is a schematic view of the axial measurement structure of the present invention;
fig. 2 is a schematic structural view of the present invention when clamping the iron core;
FIG. 3 is a schematic structural view of a bottom plate, a support plate, a top plate and the like;
FIG. 4 is a schematic view of the structure of the pressure plate, the lead screw C, the slide plate, etc.;
fig. 5 is a schematic front view of the present invention;
fig. 6 is a schematic view of the structure of the core;
in the drawings, the reference numbers: 1. a base plate; 2. a lead screw A; 3. a splint A; 4. a support plate; 5. a slide bar; 6. a top plate; 7. a screw; 8. a fixing rod; 9. a slide plate; 10. a lead screw B; 11. a nut; 12. pressing a plate; 13. a slideway; 14. a lead screw C; 15. a clamping plate; 16. a hand wheel; 17. a limiting block; 19. and (3) an iron core.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The present invention may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
As shown in fig. 1 to 5, two sets of screws A2 are respectively rotatably mounted on the left and right portions of a base plate 1, the front and rear portions of the two sets of screws A2 are respectively provided with external threads with opposite directions, the front and rear portions of the two sets of screws A2 are respectively screwed with a set of clamping plates A3, the four sets of clamping plates A3 are respectively slidably mounted on the base plate 1 in the front and rear directions, the two sets of supporting plates 4 are respectively fixedly mounted on the left and right portions of the base plate 1, the two sets of supporting plates 4 are respectively slidably mounted on the left and right portions of the two sets of supporting plates 4, the two sets of top plates 6 are respectively fixedly mounted on the four sets of sliding rods 5, a set of top plates 6 are fixedly mounted on the two sets of sliding rods 5, the two sets of screws 7 are respectively screwed with the two sets of supporting plates 4, the two sets of screws 7 are respectively rotatably mounted with the two sets of top plates 6, the two sets of fixing rods 8 are respectively fixedly mounted on the two sets of supporting plates 4 in the up and down directions, the two sets of screw B10 are respectively fixedly mounted on the two sets of supporting plates 4, the two sets of sliding plates 9 are respectively provided with through holes, the two sets of screw B10 are respectively mounted on the two sets of sliding plates 12, the two sets of sliding plates C portions of screws a sliding plates 14, the two sets of clamping plates are respectively mounted on the left and right clamping plates 14, and right clamping plates 14 are respectively, and left and right clamping plates 15, and right clamping plates 14 are respectively mounted on the two sets of screw holes of clamping plates, and right clamping plates 14, and left and right clamping plates 14 are respectively, and right clamping plates 14 are respectively mounted on the two sets of screw holes of the two sets of screw clamps, and the screw clamps, and left and right clamping plates 14.
The utility model discloses a dry-type transformer core clamping device, it is at work, the workman rotates two sets of nuts 11 at first, make two sets of nuts 11 move upwards, later slide two sets of slide 9 upwards, two sets of slide 9 make clamp plate 12 rise, later the workman places iron core 19 between four group's splint A3 on bottom plate 1, later the workman loosens two sets of slide 9, because of the action of gravity, clamp plate 12 and two sets of slide 9 can descend, make the lower extreme of clamp plate 12 paste tightly with the upper end of iron core 19, later rotate two sets of lead screw A2, two sets of rotatory lead screw A2 make four groups of splint A3 be close to each other, four groups of splint A3 press from both sides the front and back clamp fixedly in the lower part of iron core 19, later rotate two sets of screw rods 7, two sets of rotatory screw rods 7 make two sets of roof 6 be close to each other, it pastes tightly with the left and right both ends of iron core 19 respectively to two sets of roof 6, make two sets of roof 6 press from both sides iron core 19 tightly fixedly from both sides, later rotate two sets of nuts 11, make two sets of nut 11 move downwards, it can make the upper end of two sets of lead screw C14 rotate the hand wheel that the hand wheel is fixed with the upper portion of two sets of lead screw plates respectively to the lower extreme of two sets of lead screw plates that two sets of nut 11 that the hand wheel is tight hand wheel is fixed; it has realized through four group's splint A3 that it presss from both sides tight fixedly to the front and back of iron core 19, has realized through two sets of roof 6 that it presss from both sides tight fixedly to the left and right sides of iron core 19, has realized through clamp plate 12 and bottom plate 1 that it is fixed to press from both sides from top to bottom of iron core 19, has improved the stability and the reliability of iron core 19 in the use.
The dry-type transformer iron core clamping device of the utility model has the advantages that the installation mode, the connection mode or the setting mode are common mechanical modes, and the installation mode, the connection mode or the setting mode can be implemented as long as the beneficial effects can be achieved; the utility model discloses a dry-type transformer core clamping device's lead screw A2, slide bar 5, screw rod 7, dead lever 8, nut 11, lead screw C14 and hand wheel 16 are purchase on the market, this industry technical staff only need according to its subsidiary operating specification install and operate can, and need not the technical staff in the field and pay out creative work.
All technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. To those of ordinary skill in the art, the specific meaning of the above terms in the present invention is understood according to the specific circumstances.
The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
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 modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be regarded as the protection scope of the present invention.
Claims (7)
1. A dry-type transformer iron core clamping device comprises a bottom plate (1), two groups of lead screws A (2) and four groups of clamping plates A (3), wherein the two groups of lead screws A (2) are respectively rotatably installed at the left part and the right part of the bottom plate (1), the front part and the rear part of the two groups of lead screws A (2) are respectively provided with external threads with opposite rotation directions, the front part and the rear part of the two groups of lead screws A (2) are respectively provided with one group of clamping plates A (3) in a threaded manner, and the four groups of clamping plates A (3) are respectively installed on the bottom plate (1) in a front-and-back sliding manner; the lifting device is characterized by further comprising two groups of support plates (4), four groups of sliding rods (5), two groups of top plates (6), two groups of screws (7), a lifting device and a clamping device, wherein the two groups of support plates (4) are respectively and fixedly arranged at the left part and the right part of the bottom plate (1), the two groups of sliding rods (5) are respectively arranged on the two groups of support plates (4) in a left-right sliding mode, the two groups of top plates (6) are respectively and fixedly arranged on the four groups of sliding rods (5), the one group of top plates (6) are fixedly arranged on the two groups of sliding rods (5), the two groups of screws (7) are respectively screwed with the two groups of support plates (4), the two groups of screws (7) are respectively and rotatably arranged with the two groups of top plates (6), the lifting device is arranged on the two groups of support plates (4), and the clamping device is arranged on the lifting device.
2. A dry-type transformer core clamping device as claimed in claim 1, wherein the lifting device comprises four sets of fixing rods (8), two sets of sliding plates (9), two sets of lead screws B (10), two sets of nuts (11) and a pressing plate (12), two sets of fixing rods (8) are fixedly mounted on the upper ends of two sets of supporting plates (4), two sets of sliding plates (9) are respectively slidably mounted on the two sets of fixing rods (8) up and down, two sets of lead screws B (10) are respectively fixedly mounted on the upper ends of two sets of supporting plates (4), through holes are respectively formed in the two sets of sliding plates (9), two sets of lead screws B (10) respectively penetrate through the through holes in the two sets of sliding plates (9), the diameter of the through holes is larger than that of the lead screws B (10), two sets of nuts (11) are respectively threadedly mounted with the two sets of lead screws B (10), the pressing plate (12) is fixedly mounted on the two sets of sliding plates (9), and the clamping device is mounted on the lower portion of the pressing plate (12).
3. A dry-type transformer core clamping device according to claim 1, characterized in that the clamping device comprises two sets of lead screws C (14) and four sets of clamping plates (15), the left and right portions of the pressing plate (12) are provided with slideways (13), the two sets of lead screws C (14) are respectively rotatably mounted on the left and right portions of the pressing plate (12), the front and back portions of the two sets of lead screws C (14) are provided with external threads with opposite rotation directions, the front and back portions of the two sets of lead screws C (14) are respectively screwed with one set of clamping plates (15), and the four sets of clamping plates (15) are respectively slidably mounted in the two sets of slideways (13) in the front and back directions.
4. A dry-type transformer core clamping device as claimed in claim 3, further comprising two sets of hand wheels (16), wherein the two sets of hand wheels (16) are respectively fixedly mounted on the two sets of lead screws C (14).
5. A dry-type transformer core clamping device according to claim 1, further comprising four sets of limit blocks (17), wherein the four sets of limit blocks (17) are respectively fixedly mounted on the four sets of sliding rods (5).
6. A dry-type transformer core clamping device as claimed in claim 3, wherein said four sets of clamping plates a (3), two sets of top plates (6) and four sets of clamping plates (15) are provided with insulating pads.
7. A dry-type transformer core clamping device as claimed in claim 2, wherein the lower end of said pressure plate (12) is provided with a rubber cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222014087.0U CN217955634U (en) | 2022-08-01 | 2022-08-01 | Dry-type transformer core clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222014087.0U CN217955634U (en) | 2022-08-01 | 2022-08-01 | Dry-type transformer core clamping device |
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| Publication Number | Publication Date |
|---|---|
| CN217955634U true CN217955634U (en) | 2022-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222014087.0U Active CN217955634U (en) | 2022-08-01 | 2022-08-01 | Dry-type transformer core clamping device |
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| CN (1) | CN217955634U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116168932A (en) * | 2023-03-08 | 2023-05-26 | 江苏征日电力设备有限公司 | Assembly structure of transformer core |
-
2022
- 2022-08-01 CN CN202222014087.0U patent/CN217955634U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116168932A (en) * | 2023-03-08 | 2023-05-26 | 江苏征日电力设备有限公司 | Assembly structure of transformer core |
| CN116168932B (en) * | 2023-03-08 | 2024-04-12 | 雄县锦盛铁芯制造有限公司 | Assembly structure of transformer core |
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