CN213400854U - Large-scale transformer ware body pressure equipment structure - Google Patents

Large-scale transformer ware body pressure equipment structure Download PDF

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Publication number
CN213400854U
CN213400854U CN202022845503.2U CN202022845503U CN213400854U CN 213400854 U CN213400854 U CN 213400854U CN 202022845503 U CN202022845503 U CN 202022845503U CN 213400854 U CN213400854 U CN 213400854U
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China
Prior art keywords
press
tool
plate
fitting
jack
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CN202022845503.2U
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Chinese (zh)
Inventor
徐悦文
苏娅
王强
李祥
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Changzhou Xd Transformer Co ltd
China XD Electric Co Ltd
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Changzhou Xd Transformer Co ltd
China XD Electric Co Ltd
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Abstract

The utility model discloses a large transformer body press-fitting structure, which comprises a press-fitting tool, a tool fixing reinforcing plate, a jack and an auxiliary pressing plate; the jack is arranged on the auxiliary pressure plate; the press fitting tool is arranged on the jack, the two tool fixing reinforcing plates are arranged on two sides of the press fitting tool and fixed with the press fitting tool, and the jacking position of the jack is located at the position of the pressing fulcrum. The structure adopts the newly designed press fitting tool, so that when the diameter of the device body is too large and the position of the press fitting fulcrum deviates too much from the center of the device body, the press fitting tool can be utilized to carry out safe and reliable press fitting, and the performance of a product is ensured. The detachable tool is manufactured by the press-fitting tool, and can be repeatedly used on similar products, so that the number of tools in a workshop is reduced, and the utilization rate of the tools is improved.

Description

Large-scale transformer ware body pressure equipment structure
Technical Field
The utility model relates to a large-scale transformer ware body pressure equipment structure, the primary function provides the pressure equipment fulcrum when the ware body pressure equipment, guarantees to carry out the pressure equipment according to the designing requirement.
Background
The transformer body mainly comprises a copper wire and an insulating part. After the transformer body is dried, the paperboard is dehydrated and has a certain shrinkage, so the transformer body needs to be pressed and adjusted by a jack, and the height of the coil and the height of the reactance are ensured.
For a large transformer, multi-point press mounting is carried out on a single-phase transformer body during press mounting of the transformer body, the positions of press mounting supporting points are generally taken at four places according to design requirements, and press mounting can be carried out at corresponding positions of corner plates or clamping piece webs corresponding to the positions of the corner plates at the four places of the single-phase transformer body.
Eight corner plates are needed when the body is too large, such as a single-phase body, and the pressing fulcrum is positioned between two corner plates and outside the web plate, so that the corner plates or the web plate of the clamping piece cannot be used for pressing. When the press mounting fulcrum deviates from the normal position, the reliable press mounting of the device body is ensured, and the smooth pressing is ensured, so that the problem which needs to be solved urgently is solved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at designing a practical reliable, reasonable large-scale transformer ware body pressure equipment structure, can accomplish when the skew normal position of pressure equipment fulcrum, guarantee the reliable pressure equipment of ware body.
The utility model discloses a realize through following technical scheme:
a press mounting structure of a large transformer body comprises a press mounting tool, a tool fixing reinforcing plate, a jack and an auxiliary pressing plate;
the jack is arranged on the auxiliary pressure plate; the press fitting tool is arranged on the jack, the two tool fixing reinforcing plates are arranged on two sides of the press fitting tool and fixed with the press fitting tool, and the jacking position of the jack is located at the position of the pressing fulcrum.
Optionally, the tool fixture further comprises a screw, a hole is formed in the position, corresponding to the tool fixing reinforcing plate, of the press-fitting tool, and the screw penetrates through the fixing hole to fix the press-fitting tool and the tool fixing reinforcing plate.
Optionally, at least two screws are arranged along the height direction.
Optionally, threads are processed at two ends of the screw rod, and nuts are screwed at two ends of the screw rod for fixing.
Optionally, the diameter of the screw rod is smaller than that of the hole of the press-fitting tool.
Optionally, a hoisting ring for hoisting is arranged on the upper part of the press-fitting tool.
Optionally, the auxiliary pressing plate is further provided with a second pressing block and a first pressing block; the second pressing block and the first pressing block are respectively arranged at the bottom of the two fixed reinforcing plates of the tool.
Optionally, the tool fixing reinforcing plate is an L-shaped structural plate; the L-shaped structural plate comprises a vertical plate and a horizontal plate, the bottom of the vertical plate is connected with the side edge of the horizontal plate, the thickness of the vertical plate is smaller than that of the horizontal plate, the vertical plate is fixed with the press fitting tool, and the horizontal plate is in contact with the second pressing block and the first pressing block.
Optionally, the two tooling fixing reinforcing plates are symmetrically arranged about the jack.
Compared with the prior art, the utility model discloses following profitable technological effect has:
the utility model is provided with a detachable press fitting tool between two angle plates, which ensures normal press fitting and is dismantled after press fitting; the center of the press-fitting tool is positioned at the calculated press-fitting fulcrum position, so that multi-point uniform stress during press fitting is ensured; therefore, under the condition of not changing a large structure, the press mounting is ensured to be carried out according to the design requirement, and the press mounting is safely and normally carried out at the specified position; after the press fitting is completed, the tool is detached and can be recycled.
The utility model discloses a further improvement lies in: and the press-fitting tool is provided with small holes with the same size as the angle plates at the corresponding positions and is fixed by a screw.
The utility model discloses a further improvement lies in: and the auxiliary pressing plate is arranged, and the lower part of the jack is propped against the auxiliary pressing plate during press mounting, so that the coil pressing plate is prevented from being damaged due to stress.
Drawings
FIG. 1 is a schematic view of a press-fitting tool mounting structure;
FIG. 2 is a schematic view of a press-fit structure of a single-phase body;
wherein: 1-press mounting a tool; 2-fixing the reinforcing plate by the tool; 3-a screw; 4-a nut; 5-a jack; 6-second briquetting; 7-first briquetting; 8-auxiliary pressing plate.
Detailed Description
In order to make the purpose and technical scheme of the utility model clearer and more convenient to understand. The present invention will be described in further detail with reference to the following drawings and examples, wherein the specific examples are provided for the purpose of illustration only and are not intended to be limiting.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The present invention will now be described in further detail with reference to the accompanying drawings, which are provided for purposes of illustration and not limitation.
As shown in fig. 1, a press-fitting structure of a large transformer body comprises a press-fitting tool 1, a tool fixing reinforcing plate 2, a jack 5 and an auxiliary pressing plate 8;
small holes with the same size are formed in the corresponding positions of the press-fitting tool 1 and the tool fixing reinforcing plate 2; the press-fitting tool 1 is fixed on the tool fixing reinforcing plate 2, and a screw 3 penetrates through the press-fitting tool 1 and the tool fixing reinforcing plate 2; the position of the hole of the tool fixing reinforcing plate 2 is adjusted according to the designed press mounting fulcrum position, and the actual press mounting position of the press mounting tool 1 is ensured to be consistent with the calculated value;
the jack 5 is arranged on the auxiliary pressing plate 8; the press fitting tool 1 is arranged on the jack 5, the two tool fixing reinforcing plates 2 are arranged on two sides of the press fitting tool 1 and fixed with the press fitting tool 1, and the jacking position of the jack 5 is located at the position of a compression fulcrum.
A new press mounting tool is adopted, and the press mounting jack is fixed with the angle plate through a screw rod, so that the position of the press mounting jack is positioned at a press mounting fulcrum position; the position of a tool mounting hole on the angle plate is adjusted to be matched with the position of the calculated press mounting fulcrum, so that the tool can be reused in similar products.
Further optimization: still include the screw rod 3, pressure equipment frock 1 sets up porosely with the fixed reinforcing plate 2 position of frock, and screw rod 3 passes fixed orifices and fixes pressure equipment frock 1 and the fixed reinforcing plate 2 of frock. At least two screws 3 are arranged in the height direction.
Threads are processed at two ends of the screw rod 3, and nuts 4 are screwed at two ends during installation, so that accidents caused by tripping of the screw rod 3 during press mounting are prevented; the diameter of the screw rod 3 is 1mm smaller than that of the hole of the press-fitting tool 1, so that the screw rod 3 is convenient to mount, and the stress of the screw rod 3 is reduced during press-fitting.
Of course, other fasteners, such as screws or rivets, may be used for fastening, and are not limited to bolt fastening.
Further optimization: a hoisting ring for hoisting is welded at the upper part of the press-fitting tool 1, so that the press-fitting tool 1 can be conveniently hoisted by a machine, and the workload of people is reduced; the length of the press-mounting tool 1 is 1mm smaller than the distance between the two tool fixing reinforcing plates 2, so that the installation is convenient and the stress of the screw 3 during press-mounting is reduced; the press fitting tool 1 is used for press fitting of the transformer body, and the press fitting tool 1 is blackened integrally.
Further optimization: the auxiliary pressing plate 8 is also provided with a second pressing block 6 and a first pressing block 7; the second pressing block 6 and the first pressing block 7 are respectively arranged at the bottom of the two tool fixing reinforcing plates 2. An auxiliary pressing plate 8 is arranged below the first pressing block 7 and the second pressing block 6, the upper end of the jack 5 supports against the press-fitting tool 1, the lower end of the jack 5 is placed on the auxiliary pressing plate 8, the supporting position is located at the pressing fulcrum position, and the jacks 5 at the four positions of the single-phase device body are simultaneously pressed during press-fitting.
The fixed reinforcing plate 2 of frock is L type structural slab, and wherein L type structural slab includes vertical board and horizontal plate, and vertical board bottom is connected with the horizontal plate side, and the thickness of vertical board is less than the thickness of horizontal plate, and vertical board is fixed with pressure equipment frock 1, and the horizontal plate contacts with second briquetting 6 and first briquetting 7.
The two tooling fixing reinforcing plates 2 are symmetrically arranged relative to the jack 5.
Further optimization: threads are processed at two ends of the screw, and nuts are screwed at two ends during installation, so that the screw is prevented from jumping off during press mounting, and accidents are prevented; after the press mounting tool 1 and the matched screw 3 and nut 4 are pressed and mounted, the press mounting tool needs to be detached, stored and reused. The tool can be used when similar and similar products are produced;
further optimization: and an auxiliary pressing plate 8 is arranged, the upper end of the jack supports the press-fitting tool, the lower end of the jack is placed on the auxiliary pressing plate 8, and the supporting position is located at the pressing fulcrum position.
The utility model discloses the structure is through adopting the pressure equipment frock of new design, guarantees that the diameter is too big at the ware body, and pressure equipment fulcrum position deviation ware body center is when too much, can utilize the pressure equipment frock to carry out safe and reliable pressure equipment, guarantees the performance of product. The detachable tool is manufactured by the press-fitting tool, and can be repeatedly used on similar products, so that the number of tools in a workshop is reduced, and the utilization rate of the tools is improved.
What has been described above is only a preferred embodiment of the present invention. It should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the principle of the present invention, and all of them are included in the protection scope of the present invention.

Claims (9)

1. A press mounting structure of a large transformer body is characterized by comprising a press mounting tool, a tool fixing reinforcing plate, a jack and an auxiliary pressing plate;
the jack is arranged on the auxiliary pressure plate; the press fitting tool is arranged on the jack, the two tool fixing reinforcing plates are arranged on two sides of the press fitting tool and fixed with the press fitting tool, and the jacking position of the jack is located at the position of the pressing fulcrum.
2. The press-fitting structure of the large transformer body according to claim 1, further comprising a screw, wherein holes are formed in the press-fitting tool at positions corresponding to the tool fixing reinforcing plate, and the screw penetrates through the fixing holes to fix the press-fitting tool and the tool fixing reinforcing plate.
3. A large transformer body press-fitting structure according to claim 2, wherein at least two of said screw rods are arranged in the height direction.
4. The press-fitting structure of the large transformer body according to claim 2, wherein threads are formed at two ends of the screw rod, and nuts are screwed at two ends of the screw rod for fixing.
5. The press-fitting structure of the large transformer body according to claim 2, wherein the diameter of the screw is smaller than the diameter of the hole of the press-fitting tool.
6. The press-fitting structure of the large transformer body according to claim 1, wherein a hoisting ring for hoisting is arranged at the upper part of the press-fitting tool.
7. The press-fitting structure of the large transformer body according to claim 1, wherein the secondary pressing plate is further provided with a second pressing block and a first pressing block; the second pressing block and the first pressing block are respectively arranged at the bottom of the two fixed reinforcing plates of the tool.
8. The press-fitting structure of the large transformer body according to claim 7, wherein the fixture fixing reinforcing plate is an L-shaped structural plate; the L-shaped structural plate comprises a vertical plate and a horizontal plate, the bottom of the vertical plate is connected with the side edge of the horizontal plate, the thickness of the vertical plate is smaller than that of the horizontal plate, the vertical plate is fixed with the press fitting tool, and the horizontal plate is in contact with the second pressing block and the first pressing block.
9. The press-fitting structure of the large transformer body according to claim 1, wherein the two fixture fixing reinforcing plates are symmetrically arranged with respect to the jack.
CN202022845503.2U 2020-11-30 2020-11-30 Large-scale transformer ware body pressure equipment structure Active CN213400854U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202022845503.2U CN213400854U (en) 2020-11-30 2020-11-30 Large-scale transformer ware body pressure equipment structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202022845503.2U CN213400854U (en) 2020-11-30 2020-11-30 Large-scale transformer ware body pressure equipment structure

Publications (1)

Publication Number Publication Date
CN213400854U true CN213400854U (en) 2021-06-08

Family

ID=76196133

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202022845503.2U Active CN213400854U (en) 2020-11-30 2020-11-30 Large-scale transformer ware body pressure equipment structure

Country Status (1)

Country Link
CN (1) CN213400854U (en)

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