CN212615718U - Oil cylinder insulating device of power transmission trolley - Google Patents
Oil cylinder insulating device of power transmission trolley Download PDFInfo
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- CN212615718U CN212615718U CN202021246513.8U CN202021246513U CN212615718U CN 212615718 U CN212615718 U CN 212615718U CN 202021246513 U CN202021246513 U CN 202021246513U CN 212615718 U CN212615718 U CN 212615718U
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Abstract
The utility model relates to a power transmission trolley oil cylinder insulation device, which comprises a fixed plate connected with an oil cylinder piston rod and a connecting seat connected with a copper plate, wherein the center of the connecting seat is provided with a mounting groove, and the fixed plate is positioned in the mounting groove and is arranged on the connecting seat through a fixed flange; the outer side of the fixing plate is sleeved with an insulating sleeve, a middle insulating plate and an inner insulating plate are sequentially arranged between the fixing plate and the bottom wall of the mounting groove, an outer insulating ring is arranged at an opening of the mounting groove, the fixing flange is mounted on the connecting seat, the inner side of the fixing flange extends towards the axis direction of the fixing flange and is in lap joint with the insulating ring, and a gap is reserved between the inner side of the fixing flange and the outer surface of the piston rod of the oil cylinder. Above-mentioned technical scheme makes electrified fixed plate and connecting seat keep apart completely through design insulation support, middle insulation board, inboard insulation board etc. can not reduce the equipment maintenance rate because of the insulating problem causes the equipment accident of power transmission dolly, can guarantee that graphitization work normally goes on, improves production efficiency.
Description
Technical Field
The utility model relates to a power transmission dolly hydro-cylinder insulation device.
Background
The graphitizing furnace is resistance furnace equipment for producing ultra-high power graphite electrodes, a power transmission trolley is connected with a copper-aluminum conducting bar to be connected with two furnace products for roasting, and after being electrified by large current, the electric energy is converted into heat energy by using the resistance of the furnace products, so that the furnace products are graphitized. The power transmission trolley is a series connection conductive device which is connected with the left graphitizing furnace and the right graphitizing furnace, a hydraulic system is used for carrying out telescopic control on flexible connection of copper strips on the trolley, the left furnace and the right furnace are powered off when the trolley contracts, and the left furnace and the right furnace are connected in series to reach a power transmission state when the trolley stretches.
When the graphitization furnace is used for graphitizing carbon products, at the initial stage of power transmission of the graphitization furnace, the power transmission trolley causes a series of equipment faults due to insulation problems, the maintenance rate of the graphitization furnace is increased, the normal operation of graphitization is influenced, and therefore the production efficiency is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an insulating effectual power transmission dolly hydro-cylinder insulation device to in overcoming above-mentioned background art, the power transmission dolly has leaded to the emergence of a series of equipment trouble because of insulating problem, influences the problem of the normal clear of graphitization work.
In order to achieve the above object, the utility model adopts the following technical scheme: an oil cylinder insulation device of a power transmission trolley comprises a fixing plate connected with an oil cylinder piston rod and a connecting seat connected with a copper plate, wherein an installation groove with an opening at one end is formed in the center of the connecting seat; the outside cover of fixed plate is equipped with insulation support, this fixed plate with be equipped with middle insulation board and inboard insulation board between the diapire of mounting groove in proper order, the insulation support outside with the laminating of mounting groove inner wall just covers completely the mounting groove inner wall the opening part of mounting groove is equipped with the outside insulating ring, mounting flange detachably installs on the connecting seat, its axis direction of this fixed flange medial surface extend with the insulating ring overlap joint, just the mounting flange medial surface with the clearance has between the hydro-cylinder piston rod surface.
Furthermore, the middle insulating plate, the inner insulating plate and the outer insulating ring are all located in the insulating sleeve, and the side surfaces of the middle insulating plate, the inner insulating plate and the outer insulating ring are attached to the inner surface of the insulating sleeve.
Furthermore, the middle insulating plate is a mica insulating plate, and the inner insulating plate, the outer insulating ring and the insulating sleeve are all made of epoxy resin.
Furthermore, the fixing flange is provided with a mounting hole penetrating through the upper surface and the lower surface of the fixing flange, and the fixing flange is connected to the connecting seat through a bolt penetrating through the mounting hole.
Further, the opening of the mounting groove faces to the side far away from the copper plate.
Furthermore, the longitudinal section of the connecting seat is U-shaped.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a design insulation support, middle insulation board, inboard insulation board etc. make electrified fixed plate and connecting seat keep apart completely, can not reduce equipment fault rate and maintenance rate because of the insulating problem causes the equipment accident because of the power transmission dolly, reduce cost of maintenance, can guarantee that graphitization work is normal, go on smoothly, improve production efficiency, improve enterprise economic benefits. Additionally, the utility model discloses simple structure, the equipment of being convenient for, and safe and reliable, stable in structure easily promotes the implementation.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate preferred embodiments of the invention and together with the description, serve to explain the principles of the invention. In the figure:
fig. 1 is a schematic view of the connection relationship between the oil cylinder insulating device of the power transmission trolley and the copper plate and the oil cylinder;
fig. 2 is the utility model discloses power transmission dolly hydro-cylinder insulation system's sectional structure sketch map.
Detailed Description
The embodiments of the invention will be described in detail below with reference to the drawings, but the invention can be implemented in many different ways as defined and covered by the claims.
As shown in fig. 1, the power transmission trolley comprises an oil cylinder support base 01 and an oil cylinder 02 fixed on the oil cylinder support base, and the oil cylinder is fixedly connected with a copper plate 03 through a connecting base 2.
As shown in fig. 2, a technical solution provided by this embodiment: the power transmission trolley oil cylinder insulation device comprises a fixing plate 7 connected with a piston rod of an oil cylinder 2 and a connecting seat 2 connected with a copper plate 03, wherein the center of the connecting seat 2 is provided with a mounting groove with an opening at one end, the fixing plate 7 is positioned in the mounting groove and is mounted on the connecting seat 2 through a fixing flange 1, and the fixing flange 1 is positioned at the opening of the mounting groove of the connecting seat 2; the outside cover of fixed plate 7 is equipped with insulation support 3, is equipped with middle insulation board 5 and inboard insulation board 4 between the diapire of this fixed plate 7 and mounting groove in proper order, and the insulation support 3 outside just covers the mounting groove inner wall completely with the laminating of mounting groove inner wall, so design prevents the electric leakage to guarantee insulating effect. Be equipped with outside insulating ring 6 at the opening part of mounting groove, mounting flange 1 detachably installs on connecting seat 2, and the extension of its axis direction in this mounting flange 1 is lapped with the insulating ring, and has the clearance between 1 medial surface of mounting flange and the hydro-cylinder 02 piston rod surface, sets up the piston rod that the electricity on the clearance assurance mounting flange can not conduct to hydro-cylinder 2 between 1 medial surface of mounting flange and hydro-cylinder 02 piston rod surface, further guarantees insulating effect.
For better ensuring the insulation effect, the middle insulation plate 5, the inner insulation plate 4 and the outer insulation ring 6 of the present embodiment are all located in the insulation sleeve 3, and the side surfaces are all attached to the inner surface of the insulation sleeve 3.
Middle insulation board 5 is the mica insulation board, inboard insulation board 4, outside insulating ring 6 and insulation support 3 all adopt epoxy to make, under the piston effect of hydro-cylinder 2, insulation board 5 and inboard insulation board 4 support in the middle of the connecting plate 7 extrusion and press on the diapire of mounting groove, and under the effect of middle insulation board 5 and inboard insulation board 4 and outside insulating ring, insulation support 6's lateral surface supports and presses on the lateral wall of mounting groove, and insulation support covers the mounting groove lateral wall completely, it is insulating effectual.
In this embodiment, the fixing flange 1 is provided with a mounting hole penetrating through the upper and lower surfaces thereof, the fixing flange 1 is connected to the connecting seat 2 through a bolt penetrating through the mounting hole, the connection is reliable through a bolt detachable connection mode, and the middle insulating plate, the inner insulating plate and the insulating sleeve are convenient to mount. After the power transmission is finished, the pushing oil cylinder retracts, and the copper plate 03 is driven to retract by the fixing flange 1 under the action of the piston rod of the oil cylinder 02.
In this embodiment, connecting seat 2 longitudinal section is "U" shape, and the opening of mounting groove is towards the one side of keeping away from copper 03, and the design is convenient for install fixed plate, middle insulation board, inboard insulation board and insulation support so.
The utility model has the advantages of simple structure and reasonable design, safe when using, reliable, installation and easy maintenance, it is insulating good, avoid producing a series of equipment trouble problems that cause because of the insulating problem of power transmission dolly.
The above description 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 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 (6)
1. An oil cylinder insulation device of a power transmission trolley comprises a fixing plate connected with an oil cylinder piston rod and a connecting seat connected with a copper plate, and is characterized in that an installation groove with an opening at one end is formed in the center of the connecting seat, and the fixing plate is located in the installation groove and is installed on the connecting seat through a fixing flange; the outside cover of fixed plate is equipped with insulation support, this fixed plate with be equipped with middle insulation board and inboard insulation board between the diapire of mounting groove in proper order, the insulation support outside with the laminating of mounting groove inner wall just covers completely the mounting groove inner wall the opening part of mounting groove is equipped with the outside insulating ring, mounting flange detachably installs on the connecting seat, its axis direction of this fixed flange medial surface extend with the insulating ring overlap joint, just the mounting flange medial surface with the clearance has between the hydro-cylinder piston rod surface.
2. The power transmission trolley oil cylinder insulation device according to claim 1, wherein the middle insulation plate, the inner insulation plate and the outer insulation ring are all located in the insulation sleeve, and the side surfaces of the middle insulation plate, the inner insulation plate and the outer insulation ring are all attached to the inner surface of the insulation sleeve.
3. The power transmission trolley oil cylinder insulation device according to claim 2, wherein the middle insulation plate is a mica insulation plate, and the inner insulation plate, the outer insulation ring and the insulation sleeve are made of epoxy resin.
4. The power transmission trolley oil cylinder insulation device according to claim 1, wherein the fixing flange is provided with a mounting hole penetrating through the upper surface and the lower surface of the fixing flange, and the fixing flange is connected to the connecting seat through a bolt penetrating through the mounting hole.
5. The oil cylinder insulation device for the power transmission trolley according to claim 1 or 4, wherein the opening of the mounting groove faces to the side far away from the copper plate.
6. The electric trolley cylinder insulating device according to claim 5, wherein the longitudinal section of the connecting seat is U-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021246513.8U CN212615718U (en) | 2020-07-01 | 2020-07-01 | Oil cylinder insulating device of power transmission trolley |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021246513.8U CN212615718U (en) | 2020-07-01 | 2020-07-01 | Oil cylinder insulating device of power transmission trolley |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212615718U true CN212615718U (en) | 2021-02-26 |
Family
ID=74756448
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021246513.8U Active CN212615718U (en) | 2020-07-01 | 2020-07-01 | Oil cylinder insulating device of power transmission trolley |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212615718U (en) |
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2020
- 2020-07-01 CN CN202021246513.8U patent/CN212615718U/en active Active
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