CN215644053U - Transformer insulation support and dismounting device thereof - Google Patents
Transformer insulation support and dismounting device thereof Download PDFInfo
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- CN215644053U CN215644053U CN202121766765.8U CN202121766765U CN215644053U CN 215644053 U CN215644053 U CN 215644053U CN 202121766765 U CN202121766765 U CN 202121766765U CN 215644053 U CN215644053 U CN 215644053U
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- transformer
- mounting portion
- bushing
- thread
- clamping
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Abstract
The utility model discloses a transformer insulating sleeve and a dismounting device thereof, comprising: the transformer comprises a tube body, wherein a conductive copper rod is arranged in the tube body in a penetrating manner, two ends of the conductive copper rod extend out of the tube body, an insulating porcelain bushing is arranged outside the tube body, an external thread is arranged at one end, close to a transformer outlet, of the tube body, a connecting flange is arranged at the transformer outlet, an internal thread matched with the external thread of the tube body is arranged on the connecting flange, a connecting ring is arranged between the insulating porcelain bushing and the external thread, and a plurality of square clamping grooves which are uniformly distributed are formed in the connecting ring; dismantle the one end fixedly connected with T type handle of a section of thick bamboo, the other end demountable installation who dismantles a section of thick bamboo has not unidimensional joint spare. Through can dismantling the setting with a joint spare and a dismantlement section of thick bamboo, can be applied to not unidimensional sleeve pipe and dismantle, improved greatly and dismantled efficiency and improved the suitability.
Description
Technical Field
The utility model relates to the technical field of bushings, in particular to a transformer insulating bushing and a dismounting device thereof.
Background
The transformer bushing is a main insulation device outside the transformer box, and the outgoing lines of the transformer winding must penetrate through the insulation bushing to insulate the outgoing lines and the outgoing lines from the transformer shell, and meanwhile, the transformer bushing plays a role in fixing the outgoing lines. The insulating sleeve has the forms of a pure porcelain sleeve, an oil-filled sleeve, a capacitor sleeve and the like due to different voltage grades.
After the transformer is generally put into operation for a period of time, for example, about 5 years, the transformer needs to be overhauled, some faults may occur at ordinary times, and the transformer bushing needs to be disassembled when the transformer needs to be overhauled.
The transformer bushing has high-voltage bushing and low-voltage bushing, and the size is different, need prepare not unidimensional dismounting device among the prior art, and the dismounting device accessory is more, dismantles inconveniently.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a transformer insulating sleeve and a dismounting device thereof, and aims to solve the technical problems.
The utility model is realized by the following steps:
in a first aspect, the present invention provides a transformer bushing, comprising: the body wear to establish and install electrically conductive copper pole in the inside of body, stretch out at the both ends of electrically conductive copper pole the body the externally mounted of body has insulating porcelain bushing, the one end that the body is close to the transformer outlet is equipped with the external screw thread, transformer outlet department installs flange, flange is last be equipped with the internal thread that the body external screw thread matches, insulating porcelain bushing with still be provided with the go-between the external screw thread, the go-between cover is established the periphery of body, the go-between with body integrated into one piece, be provided with a plurality of evenly distributed's square draw-in groove on the go-between.
Further, the number of the square clamping grooves is at least 3.
Further, the outer diameter of the connecting ring is larger than that of the insulating porcelain bushing.
Further, flange includes installation department and installation department down, it is the ring structure with installation department down to go up the installation department, the external diameter of going up the installation department is greater than the external diameter of installation department down, it is the same with the internal diameter of installation department down to go up the installation department, go up installation department and installation department integrated into one piece down, upward be equipped with a plurality of mounting holes on the installation department, the bolt passes the mounting hole will flange fixes with the transformer outlet.
Further, a sealing strip is arranged between the lower mounting part and the inner wall of the wire outlet.
In a second aspect, the present invention provides a device for detaching an insulation sleeve of a transformer, including: the dismounting cylinder is characterized in that the dismounting cylinder is larger than the insulating porcelain sleeve in inner diameter, one end of the dismounting cylinder is fixedly connected with a T-shaped handle, and the other end of the dismounting cylinder is detachably provided with clamping pieces of different sizes.
Further, the other end of dismantling a section of thick bamboo is equipped with the internal thread, the joint spare includes screw thread portion, connecting portion and joint ring portion, screw thread portion be equipped with the external screw thread that the internal thread of dismantling a section of thick bamboo matches, connecting portion are used for connecting screw thread portion and joint ring portion, evenly be provided with the fixture block that matches with the square groove on the go-between on the terminal surface of joint ring portion, joint ring portion with the size of go-between matches.
Compared with the prior art, the utility model has the beneficial effects that: according to the detachable sleeve, the clamping piece and the square clamping groove are arranged, the detaching device can be conveniently clamped with the sleeve, the sleeve and the connecting flange can be conveniently installed or detached through reverse torsion, the T-shaped handle on the detaching cylinder can be conveniently screwed, in addition, the clamping piece and the detaching cylinder can be detachably arranged, the detachable sleeve can be applied to detaching sleeves with different sizes, the detaching efficiency is greatly improved, and the applicability is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a structural view of an insulation bushing of the present invention;
FIG. 2 is a block diagram of the attachment flange of the present invention;
fig. 3 is an exploded schematic view of the removal tool of the present invention.
Wherein, 1, a tube body; 2. a conductive cylinder rod; 3. an insulating porcelain bushing; 4. a connecting ring; 5. an external thread; 6. an internal thread; 7. a square clamping groove; 8. an upper mounting portion; 9. a lower mounting portion; 10. mounting holes; 11. a T-shaped handle; 12. disassembling the cylinder; 13. a clamping piece; 131. a threaded portion; 132. a connecting portion; 133. a clamping ring part; 134. and (7) clamping blocks.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
As shown in fig. 1, a transformer bushing includes: body 1 the inside of body 1 is worn to establish and is installed electrically conductive copper pole, stretch out at the both ends of electrically conductive copper pole body 1 the externally mounted of body 1 has insulating porcelain bushing 3, the one end that body 1 is close to the transformer outlet is equipped with external screw thread 5, transformer outlet installs flange in the department, flange is last be equipped with the internal thread 6 that the external screw thread 5 of body 1 matches, insulating porcelain bushing 3 with still be provided with go-between 4 between the external screw thread 5, 4 covers of go-between are established the periphery of body 1, go-between 4 with 1 integrated into one piece of body, be provided with a plurality of evenly distributed's square clamping groove 7 on the go-between 4.
Further, the number of the square clamping grooves 7 is at least 3.
Further, the outer diameter of the connecting ring 4 is larger than that of the insulating porcelain bushing 3.
As shown in fig. 2, the flange includes an upper mounting portion 8 and a lower mounting portion 9, the upper mounting portion 8 and the lower mounting portion 9 are both circular ring structures, the outer diameter of the upper mounting portion 8 is greater than the outer diameter of the lower mounting portion 9, the inner diameters of the upper mounting portion 8 and the lower mounting portion 9 are the same, the upper mounting portion 8 and the lower mounting portion 9 are integrally formed, a plurality of mounting holes 10 are formed in the upper mounting portion 8, and bolts pass through the mounting holes 10, so that the flange is fixed to a transformer outlet.
Further, a sealing strip is arranged between the lower mounting part 9 and the inner wall of the outlet.
Based on the same inventive concept, as shown in fig. 3, the present invention provides a dismounting device for an insulation sleeve of a transformer, comprising: dismantle a section of thick bamboo 12, the internal diameter of dismantling a section of thick bamboo 12 is greater than the external diameter of insulating porcelain bushing 3, the one end fixedly connected with T type handle 11 of dismantling a section of thick bamboo 12, the other end demountable installation who dismantles a section of thick bamboo 12 has not unidimensional joint spare 13.
Further, the other end of dismantling a section of thick bamboo 12 is equipped with the internal thread, joint spare 13 includes screw thread portion 131, connecting portion 132 and joint ring portion 133, screw thread portion 131 be equipped with the external screw thread that the internal thread of dismantling a section of thick bamboo 12 matches, connecting portion 132 is used for connecting screw thread portion 131 and joint ring portion 133, evenly be provided with on the terminal surface of joint ring portion 133 with the square draw-in groove 7 matching's on the go-between 4 fixture block 134, joint ring portion 133 with the size of go-between 4 matches. Wherein, connecting portion 132 and screw thread portion 131 are inside hollow to pass through the sleeve pipe, and connecting portion 132 and joint ring portion 133's size sets up according to the sheathed tube size of difference, can have a plurality of sizes, through setting up connecting portion 132, can not restrict the size of joint ring portion 133, and the external diameter of joint ring portion 133 can be greater than screw thread portion 131 external diameter, also can be less than screw thread portion 131, conveniently is applied to the not unidimensional sleeve pipe.
It should be noted that the screw thread connection direction of the clamping piece 13 and the dismounting cylinder 12 is opposite to the screw thread connection direction of the sleeve and the connecting flange, so that the dismounting work can be smoothly carried out.
The working principle is as follows:
firstly, fixedly installing a connecting flange at a wire outlet of a transformer through bolts, then slightly screwing a sleeve into one section of the connecting flange, and screwing the rest part through a dismounting device, wherein the specific process is that a dismounting cylinder 12 is sleeved outside an insulating porcelain sleeve 3, a clamping block 134 is aligned with a square clamping groove 7, and the sleeve and the connecting flange are screwed through a T-shaped handle 11;
during disassembly, in the same principle as above, the clamping piece 13 matched with the sleeve connecting ring 4 is selected firstly, then the disassembly cylinder 12 is sleeved outside the insulating porcelain sleeve 3, the clamping block 134 and the square clamping groove 7 are aligned, and the sleeve and the connecting flange are loosened through the T-shaped handle 11.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes may be made to the present invention by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A transformer bushing, comprising: the body wear to establish and install electrically conductive copper pole in the inside of body, stretch out at the both ends of electrically conductive copper pole the body the externally mounted of body has insulating porcelain bushing, the one end that the body is close to the transformer outlet is equipped with the external screw thread, transformer outlet department installs flange, flange is last be equipped with the internal thread that the body external screw thread matches, insulating porcelain bushing with still be provided with the go-between the external screw thread, the go-between cover is established the periphery of body, the go-between with body integrated into one piece, be provided with a plurality of evenly distributed's square draw-in groove on the go-between.
2. The transformer bushing of claim 1, wherein the number of square slots is at least 3.
3. The transformer bushing of claim 1, wherein the outer diameter of the connection ring is larger than the outer diameter of the porcelain insulator.
4. The transformer insulation sleeve according to claim 1, wherein the connection flange comprises an upper mounting portion and a lower mounting portion, the upper mounting portion and the lower mounting portion are both of a circular ring-shaped structure, the outer diameter of the upper mounting portion is larger than that of the lower mounting portion, the inner diameters of the upper mounting portion and the lower mounting portion are the same, the upper mounting portion and the lower mounting portion are integrally formed, a plurality of mounting holes are formed in the upper mounting portion, and bolts penetrate through the mounting holes to fix the connection flange and the transformer outlet.
5. The transformer bushing of claim 4, wherein a sealing strip is mounted between the lower mounting portion and the inner wall of the outlet.
6. A dismounting device for the transformer bushing of any of claims 1-5, comprising: the dismounting cylinder is characterized in that the dismounting cylinder is larger than the insulating porcelain sleeve in inner diameter, one end of the dismounting cylinder is fixedly connected with a T-shaped handle, and the other end of the dismounting cylinder is detachably provided with clamping pieces of different sizes.
7. The dismounting device according to claim 6, characterized in that the other end of the dismounting cylinder is provided with an internal thread, the clamping piece comprises a thread portion, a connecting portion and a clamping ring portion, the thread portion is provided with an external thread matched with the internal thread of the dismounting cylinder, the connecting portion is used for connecting the thread portion and the clamping ring portion, a clamping block matched with a square clamping groove in the connecting ring is uniformly arranged on the end face of the clamping ring portion, and the clamping ring portion is matched with the connecting ring in size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121766765.8U CN215644053U (en) | 2021-07-30 | 2021-07-30 | Transformer insulation support and dismounting device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121766765.8U CN215644053U (en) | 2021-07-30 | 2021-07-30 | Transformer insulation support and dismounting device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215644053U true CN215644053U (en) | 2022-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121766765.8U Active CN215644053U (en) | 2021-07-30 | 2021-07-30 | Transformer insulation support and dismounting device thereof |
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| CN (1) | CN215644053U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117238640A (en) * | 2023-11-14 | 2023-12-15 | 华能陈巴尔虎旗风力发电有限公司 | Transformer insulating sleeve |
-
2021
- 2021-07-30 CN CN202121766765.8U patent/CN215644053U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117238640A (en) * | 2023-11-14 | 2023-12-15 | 华能陈巴尔虎旗风力发电有限公司 | Transformer insulating sleeve |
| CN117238640B (en) * | 2023-11-14 | 2024-03-19 | 华能陈巴尔虎旗风力发电有限公司 | Transformer insulating sleeve |
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