CN220138093U - Insulating cylinder of dry-type transformer - Google Patents
Insulating cylinder of dry-type transformer Download PDFInfo
- Publication number
- CN220138093U CN220138093U CN202321425153.1U CN202321425153U CN220138093U CN 220138093 U CN220138093 U CN 220138093U CN 202321425153 U CN202321425153 U CN 202321425153U CN 220138093 U CN220138093 U CN 220138093U
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- Prior art keywords
- side wall
- fixedly connected
- dry
- insulator
- type transformer
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- 239000012212 insulator Substances 0.000 claims abstract description 42
- 230000035939 shock Effects 0.000 claims abstract description 14
- 230000006835 compression Effects 0.000 claims description 16
- 238000007906 compression Methods 0.000 claims description 16
- 238000009413 insulation Methods 0.000 claims description 13
- 238000010521 absorption reaction Methods 0.000 claims description 11
- 238000013016 damping Methods 0.000 claims description 2
- 239000010720 hydraulic oil Substances 0.000 abstract description 9
- 230000009471 action Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 6
- 239000003921 oil Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Housings And Mounting Of Transformers (AREA)
Abstract
The utility model discloses an insulating cylinder of a dry-type transformer, which belongs to the technical field of insulating cylinders and comprises a cylinder body and a base, wherein the top end of the cylinder body is connected with a plurality of high-voltage sleeves and low-voltage sleeves, the side wall of the cylinder body is connected with a mounting plate, one side of the mounting plate is provided with a plurality of insulators, the outer side wall of the end part of each insulator is uniformly provided with a plurality of grooves in an array, a limiting assembly is arranged in each groove, and the top end of the base is connected with a plurality of shock-absorbing cylinders. According to the utility model, through the arrangement of the reset spring and the limit button, the limit button can enter the limit groove under the action of the reset spring to limit the insulator, so that the insulator and the cylinder body are detachable from each other, the insulator is convenient to replace when cracked or damaged, the maintenance and replacement cost is saved, meanwhile, the arrangement of the main pipe and the two branch pipes can utilize the hydraulic oil to press in and draw out between the main pipe and the branch pipes to absorb shock, the cylinder body is prevented from shaking in collision or transportation movement, and the use stability of the cylinder body is ensured.
Description
Technical Field
The utility model relates to the technical field of insulating cylinders, in particular to an insulating cylinder of a dry-type transformer.
Background
In structural design, the dry-type transformer is generally required to be additionally provided with an insulating cylinder outside, and the dry-type transformer is further provided with an insulator, so that the transformer is insulated through the combined action of the insulator and the insulating cylinder.
The insulator and the insulating cylinder at present are mostly integrated designs, and when the insulator appeared fracture or damage, be difficult for changing, the cost of repairing is higher for intact insulating cylinder produces extravagant, and the insulating cylinder generally carries out fixed connection through the mode of bolt, lacks shock-absorbing structure's setting, and the in-process that runs into collision or remove transportation produces the damage easily, so proposes a dry-type transformer insulating cylinder.
Disclosure of Invention
The utility model aims to solve the problems that an insulating cylinder and an insulator are not easy to replace and lack damping in the prior art, and provides an insulating cylinder for a dry-type transformer.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the utility model provides a dry-type transformer insulating cylinder, includes barrel and base, the barrel top is connected with a plurality of high-voltage bushings and low-voltage bushing, the barrel lateral wall is connected with the mounting panel, mounting panel one side is provided with a plurality of insulators, insulator tip lateral wall is the array and evenly sets up a plurality of recesses, be provided with spacing subassembly in the recess, the base top is connected with a plurality of shock-absorbing cylinders, the round hole has been seted up on the shock-absorbing cylinder top, the round hole inside wall is connected with the piston rod, the piston rod below is provided with valve subassembly, valve subassembly both sides are provided with two branch pipes respectively.
Preferably, the cylinder top is fixedly connected with a plurality of high-voltage bushings and low-voltage bushing bottom respectively, square groove has been seted up to the cylinder lateral wall, square groove inside wall and mounting panel lateral wall fixed connection.
Preferably, the spacing subassembly comprises spacing button and reset spring, spacing Niu Cebi and reset spring tip fixed connection, the recess inner end lateral wall fixed connection that the reset spring other end and insulator lateral wall were seted up, a plurality of slots have been seted up to the mounting panel lateral wall, a plurality of spacing grooves have been evenly seted up to the slot inside wall in the array.
Preferably, the shock-absorbing cylinder bottom is fixedly connected with the top end of the base, the top end of the piston rod is fixedly connected with the bottom end of the cylinder body, and the number of the shock-absorbing cylinders is four and the shock-absorbing cylinders are rectangular.
Preferably, the piston rod bottom fixedly connected with piston plate, piston plate lateral wall sliding connection has the main pipe, two through-holes have been seted up to the main pipe bottom, through-hole inside wall and branch pipe tip lateral wall fixed connection.
Preferably, the valve assembly comprises a fixed plate, a fixed rod and a valve plate, wherein the bottom end of the fixed plate is fixedly connected with the top end of the fixed rod, the bottom end of the fixed rod is fixedly connected with the inner top side wall of the main pipe, and the inner side wall of the valve plate is slidably connected with the outer side wall of the fixed rod.
Preferably, the fixed rod outer side wall is sleeved with a compression spring, the top end of the compression spring is fixedly connected with the bottom end of the fixed plate, the bottom end of the compression spring is fixedly connected with the top end of the valve plate, and the outer side wall of the branch pipe is fixedly connected with the inner side wall of the shock absorption cylinder.
Compared with the prior art, the utility model has the beneficial effects that:
1. this scheme is through setting up of reset spring and spacing button, can let spacing button enter into spacing inslot under reset spring's effect, spacing to the insulator for insulator and barrel can dismantle each other, change when being convenient for the insulator to take place fracture or damage, save the cost of maintenance change.
2. This scheme is through being responsible for the setting of two branch pipes, can utilize hydraulic oil to be responsible for the impressing and the extraction between branch pipe and carry out the shock attenuation, avoids the barrel to take place to rock in meeting collision or transportation removal, has guaranteed the stability that the barrel used.
3. The setting through valve plate and compression spring can let valve plate extension compression spring but not sealed with the through-hole when hydraulic pressure strengthens, when hydraulic pressure reduces, lets the valve plate compress compression spring, guarantees that the through-hole is opened completely, is convenient for hydraulic oil be responsible for with the exchange between the branch pipe.
Drawings
Fig. 1 is a schematic perspective view of an insulation cylinder of a dry-type transformer according to the present utility model;
fig. 2 is a schematic diagram of a three-dimensional structure of an insulation cylinder of a dry-type transformer according to the present utility model;
fig. 3 is a schematic structural diagram of an insulator in an insulation cylinder of a dry-type transformer according to the present utility model;
fig. 4 is a schematic structural diagram of a return spring in an insulation cylinder of a dry-type transformer according to the present utility model;
fig. 5 is a schematic structural diagram of a branch pipe in an insulation cylinder of a dry-type transformer according to the present utility model;
fig. 6 is a schematic structural diagram of a compression spring in an insulation cylinder of a dry-type transformer according to the present utility model;
fig. 7 is a schematic structural diagram of a fixing rod in an insulation cylinder of a dry-type transformer according to the present utility model.
In the figure: 1. a cylinder; 2. a base; 3. a high voltage bushing; 4. a low voltage bushing; 5. a mounting plate; 6. an insulator; 7. a limit button; 8. a return spring; 9. a shock absorbing cylinder; 10. a piston rod; 11. a piston plate; 12. a main pipe; 13. a fixing plate; 14. a fixed rod; 15. a compression spring; 16. a valve plate; 17. and a branch pipe.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and all other embodiments obtained by those skilled in the art without making creative efforts based on the embodiments of the present utility model are included in the protection scope of the present utility model.
Examples:
referring to fig. 1-7, an insulating cylinder of a dry-type transformer comprises a cylinder body 1 and a base 2, wherein the top end of the cylinder body 1 is connected with a plurality of high-voltage sleeves 3 and low-voltage sleeves 4, the side wall of the cylinder body 1 is connected with a mounting plate 5, one side of the mounting plate 5 is provided with a plurality of insulators 6, the outer side wall of the end part of each insulator 6 is uniformly provided with a plurality of grooves in an array manner, and limiting components are arranged in the grooves;
further, the top end of the cylinder body 1 is fixedly connected with the bottom ends of the high-voltage sleeve 3 and the low-voltage sleeve 4 respectively, the side wall of the cylinder body 1 is provided with square grooves, the inner side wall of each square groove is fixedly connected with the side wall of the mounting plate 5, the limiting component consists of a limiting button 7 and a reset spring 8, the side wall of the limiting button 7 is fixedly connected with the end part of the reset spring 8, the other end of the reset spring 8 is fixedly connected with the side wall of the inner end part of a groove formed in the outer side wall of the insulator 6, the side wall of the mounting plate 5 is provided with a plurality of slots, and the inner side walls of the slots are uniformly provided with a plurality of limiting grooves in an array;
it should be noted that: inserting the port of the insulator 6 into the slot on the mounting plate 5, compressing the reset spring 8 into the groove on the outer side wall of the insulator 6 by the limit button 7 under the pressure of the inner wall of the slot, after the insulator 6 is completely inserted, entering the limit groove by the limit button 7 under the action of the reset spring 8, limiting the insulator 6, applying external tension vertical to the mounting plate 5 to the insulator 6 during disassembly, and taking out the insulator 6;
the adoption of the method has the further advantages that: therefore, the insulator 6 and the cylinder body 1 can be detached from each other, so that the insulator 6 can be conveniently replaced when cracked or damaged, and the maintenance and replacement cost is saved.
The top end of the base 2 is connected with a plurality of shock absorption cylinders 9, round holes are formed in the top ends of the shock absorption cylinders 9, the inner side walls of the round holes are connected with piston rods 10, valve components are arranged below the piston rods 10, and two branch pipes 17 are respectively arranged on two sides of each valve component;
further, the bottom end of the shock absorption cylinder 9 is fixedly connected with the top end of the base 2, the top end of the piston rod 10 is fixedly connected with the bottom end of the cylinder body 1, the number of the shock absorption cylinders 9 is four, the shock absorption cylinders are rectangular, the bottom end of the piston rod 10 is fixedly connected with the piston plate 11, the side wall of the piston plate 11 is slidably connected with the main pipe 12, two through holes are formed in the bottom end of the main pipe 12, the inner side wall of each through hole is fixedly connected with the outer side wall of the end part of each branch pipe 17, the valve assembly consists of a fixed plate 13, a fixed rod 14 and a valve plate 16, the bottom end of the fixed plate 13 is fixedly connected with the top end of the fixed rod 14, the bottom end of the fixed rod 14 is fixedly connected with the inner side wall of the main pipe 12, the inner side wall of the valve plate 16 is slidably connected with the outer side wall of the fixed rod 14, the outer side wall of the fixed rod 14 is sleeved with the compression spring 15, the top end of the compression spring 15 is fixedly connected with the bottom end of the fixed plate 13, the bottom end of the compression spring 15 is fixedly connected with the inner side wall of the branch pipe 17 and the inner side wall of the shock absorption cylinder 9;
it should be noted that: when the cylinder body 1 collides or jolts up and down during transportation, the piston rod 10 drives the piston plate 11 to slide on the inner side wall of the main pipe 12 at the moment, the oil column in the main pipe 12 is compressed and pumped, the hydraulic oil in the main pipe 12 is ensured to be full, when the oil column in the main pipe 12 is compressed downwards, the hydraulic oil is pressed into the two branch pipes 17 through the gaps between the valve plate 16 and the through holes, and when the oil column in the main pipe 12 moves upwards, the valve plate 16 is driven to compress and slide upwards the compression spring 15, so that the hydraulic oil in the two branch pipes 17 is pumped rapidly;
the adoption of the method has the further advantages that: therefore, the up-and-down jolt shock absorption can be realized, the barrel 1 is prevented from jolt in collision or transportation movement, and the use stability of the barrel 1 is ensured.
When the insulator 6 is used, the port of the insulator 6 is aligned with the slot on the mounting plate 5, the limiting button 7 compresses the reset spring 8 to enter the groove on the outer side wall of the insulator 6 under the pressure of the inner wall of the slot, after the insulator 6 is completely inserted, the limiting button 7 enters the limiting groove under the action of the reset spring 8 to limit the insulator 6, and when the insulator 6 is disassembled, the external tension vertical to the mounting plate 5 is applied to the insulator 6 to take out the insulator 6, so that the insulator 6 and the cylinder 1 can be disassembled from each other, the insulator 6 can be replaced conveniently when being cracked or damaged, and the maintenance and replacement cost is saved;
when the cylinder body 1 collides or the transportation moves and jolts up and down, the piston rod 10 drives the piston plate 11 to slide on the inner side wall of the main pipe 12 at the moment, the oil column in the main pipe 12 is compressed and pumped, the hydraulic oil in the main pipe 12 is guaranteed to be full, when the oil column in the main pipe 12 is compressed downwards, the hydraulic oil is pressed into the two branch pipes 17 through gaps between the valve plate 16 and the through holes, when the oil column in the main pipe 12 moves upwards, the valve plate 16 is driven to compress and slide upwards the compression spring 15, the hydraulic oil in the two branch pipes 17 is pumped in rapidly, so that the vibration reduction of jolt up and down can be realized, the cylinder body 1 is prevented from jolt in the collision or the transportation movement, and the stability of the cylinder body 1 is guaranteed.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.
Claims (7)
1. The utility model provides a dry-type transformer insulating cylinder, includes barrel (1) and base (2), its characterized in that, barrel (1) top is connected with a plurality of high-pressure sleeve pipes (3) and low-pressure sleeve pipe (4), barrel (1) lateral wall is connected with mounting panel (5), mounting panel (5) one side is provided with a plurality of insulators (6), a plurality of recesses have evenly been seted up to insulator (6) tip lateral wall in the array, be provided with spacing subassembly in the recess, base (2) top is connected with a plurality of shock-absorbing cylinders (9), the round hole has been seted up on shock-absorbing cylinder (9) top, the round hole inside wall is connected with piston rod (10), piston rod (10) below is provided with valve subassembly, valve subassembly both sides are provided with two branch pipes (17) respectively.
2. The dry-type transformer insulation cylinder according to claim 1, wherein the top end of the cylinder body (1) is fixedly connected with the bottom ends of the high-voltage bushings (3) and the low-voltage bushings (4) respectively, square grooves are formed in the side wall of the cylinder body (1), and the inner side wall of each square groove is fixedly connected with the side wall of the mounting plate (5).
3. The dry-type transformer insulation cylinder according to claim 1, wherein the limiting assembly is composed of a limiting button (7) and a reset spring (8), the side wall of the limiting button (7) is fixedly connected with the end part of the reset spring (8), the other end of the reset spring (8) is fixedly connected with the side wall of the inner end part of a groove formed in the outer side wall of the insulator (6), a plurality of slots are formed in the side wall of the mounting plate (5), and a plurality of limiting grooves are uniformly formed in the inner side wall of each slot in an array mode.
4. The dry-type transformer insulation cylinder according to claim 1, wherein the bottom end of the shock absorption cylinder (9) is fixedly connected with the top end of the base (2), the top end of the piston rod (10) is fixedly connected with the bottom end of the cylinder body (1), and the number of the shock absorption cylinders (9) is four and the shock absorption cylinders are rectangular.
5. The dry-type transformer insulation cylinder according to claim 1, wherein the bottom end of the piston rod (10) is fixedly connected with a piston plate (11), the side wall of the piston plate (11) is slidably connected with a main pipe (12), two through holes are formed in the bottom end of the main pipe (12), and the inner side walls of the through holes are fixedly connected with the outer side walls of the end parts of the branch pipes (17).
6. The dry-type transformer insulation cylinder according to claim 1, wherein the valve assembly comprises a fixed plate (13), a fixed rod (14) and a valve plate (16), the bottom end of the fixed plate (13) is fixedly connected with the top end of the fixed rod (14), the bottom end of the fixed rod (14) is fixedly connected with the inner top side wall of the main pipe (12), and the inner side wall of the valve plate (16) is slidably connected with the outer side wall of the fixed rod (14).
7. The dry-type transformer insulation cylinder according to claim 6, wherein the outer side wall of the fixing rod (14) is sleeved with a compression spring (15), the top end of the compression spring (15) is fixedly connected with the bottom end of the fixing plate (13), the bottom end of the compression spring (15) is fixedly connected with the top end of the valve plate (16), and the outer side wall of the branch pipe (17) is fixedly connected with the inner side wall of the damping cylinder (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321425153.1U CN220138093U (en) | 2023-06-06 | 2023-06-06 | Insulating cylinder of dry-type transformer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321425153.1U CN220138093U (en) | 2023-06-06 | 2023-06-06 | Insulating cylinder of dry-type transformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220138093U true CN220138093U (en) | 2023-12-05 |
Family
ID=88955168
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321425153.1U Active CN220138093U (en) | 2023-06-06 | 2023-06-06 | Insulating cylinder of dry-type transformer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220138093U (en) |
-
2023
- 2023-06-06 CN CN202321425153.1U patent/CN220138093U/en active Active
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