CN214274434U - Lubricating oil cooling and filtering device for gearbox of extruder - Google Patents
Lubricating oil cooling and filtering device for gearbox of extruder Download PDFInfo
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- CN214274434U CN214274434U CN202022942719.0U CN202022942719U CN214274434U CN 214274434 U CN214274434 U CN 214274434U CN 202022942719 U CN202022942719 U CN 202022942719U CN 214274434 U CN214274434 U CN 214274434U
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Abstract
The lubricating oil cooling and filtering device for the gearbox of the extruder comprises a cooling box and an oil pump, wherein a left oil inlet of the cooling box is connected with the gearbox through a first oil pipe, a right oil outlet of the cooling box is connected with an oil inlet of the oil pump through a second oil pipe, and an oil outlet of the oil pump is connected with the gearbox through a third oil pipe; the left side of the top of the cooling box is provided with an inner and outer penetrating strip hole along the front and back direction, a sealing strip plate is inserted in the strip hole, the lower side of the sealing strip plate is fixedly connected with a rectangular filter screen plate, the upper side of the sealing strip plate protrudes out of the top surface of the cooling box, a sealing cover is arranged outside the sealing strip plate, and a sealing gasket sleeved outside the sealing strip plate is arranged between the bottom surface of the sealing cover and the top surface of the cooling box. The utility model discloses take lubricating oil out and flow back to the gearbox after cooling heat dissipation again, cooling is effectual to in cooling heat dissipation, can filter lubricating oil, fully prolonged gearbox internal gear drive mechanism's life.
Description
Technical Field
The utility model belongs to send out with the accessory of extruder equipment for the fibre production, concretely relates to extruder gearbox lubricating oil cooling filter equipment.
Background
The power of the extruder (screw extruder) comes from a motor and is driven by a gearbox, a gear transmission mechanism is usually adopted in the gearbox for speed change, when the gearbox works, the bearing capacity of the gear transmission mechanism is large, the temperature is high, lubricating oil in the gearbox is also heated to a high temperature, and therefore the service life of a gear rotating mechanism in the gearbox is influenced. At present, the cooling of lubricating oil and a gear transmission mechanism in the gearbox is generally realized in an air cooling mode, a fan is arranged near the gearbox and blows air towards the gearbox, and the cooling mode is convenient to set but has poor effect. Therefore, an effective cooling mode needs to be designed for cooling the gearbox of the extruder. In addition, when a gear transmission mechanism in a transmission rotates in an engaged manner, iron chips generated by friction are mixed into lubricating oil, which adversely affects the transmission of gears, and accelerates the wear of the gears.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the weak point among the prior art, provide a cooling effect good and can be to the real-time filterable extruder gearbox lubricating oil cooling filter equipment of impurity in the lubricating oil.
In order to solve the technical problem, the utility model adopts the following technical scheme: the lubricating oil cooling and filtering device for the gearbox of the extruder comprises a cooling box and an oil pump, wherein supporting legs are arranged at the bottom of the cooling box, a left oil inlet of the cooling box is connected with the left lower part of the gearbox through a first oil pipe, a right oil outlet of the cooling box is connected with an oil inlet of the oil pump through a second oil pipe, and an oil outlet of the oil pump is connected with the right lower part of the gearbox through a third oil pipe; the cooling box top left side is equipped with inside and outside penetrating rectangular hole along the fore-and-aft direction, rectangular hole interpolation is equipped with sealed slat, side fixedly connected with is the filter plate board of rectangle under the sealing strip board, filter plate board's base, preceding side and back side respectively with the bottom surface of cooling box inner wall, leading flank and trailing flank sealing contact, filter plate board separates the cooling box for left cavity and right cavity, be equipped with left locating piece and the right locating piece that is located filter plate board left side and right side on the bottom surface of cooling box inner wall, side protrusion in cooling box top surface on the sealed slat, be equipped with sealed lid in sealed slat outside, be equipped with the sealed pad of cover outside sealed slat between sealed lid bottom surface and the cooling box top surface, sealed lid is connected through bolt and cooling box top and is sealed the pad and sticiss at the cooling box top surface.
The cooling box is made of aluminum alloy plates, and a plurality of radiating strips are arranged outside the cooling box.
And a blow-off pipe communicated with the left cavity is arranged at the bottom of the cooling box, and a blow-off valve is arranged on the blow-off pipe.
The hole wall of the strip hole is provided with a circle of communicated sealing grooves, and sealing contact sealing strips corresponding to the periphery of the side surface of the sealing strip plate are arranged in the sealing grooves.
And a first valve is arranged on the third oil pipe, an oil outlet of the oil pump is connected with a heat dissipation coil pipe through a fourth oil pipe, a second valve is arranged on the fourth oil pipe, an oil outlet of the heat dissipation coil pipe is connected with the third oil pipe through a fifth oil pipe, and the fifth oil pipe is connected between the first valve and the gearbox at the position of the third oil pipe.
And a thermometer close to the gearbox is arranged on the third oil pipe.
Adopt above-mentioned technical scheme, the utility model discloses at the during operation, close the second valve earlier, open first valve, start the oil pump, lubricating oil in the gearbox enters into the left cavity in the cooler bin through first oil pipe, and lubricating oil is through the filtration back of filter plate, and impurity such as iron fillings in the lubricating oil are blockked in left cavity and are precipitated the bottom of left cavity, and clean lubricating oil is in the gearbox through second oil pipe, the backward flow of third oil pipe. Because the cooling box is made of aluminum alloy materials and the plurality of radiating strips are arranged outside the cooling box, high-temperature lubricating oil can be well radiated after passing through the cooling box. When the temperature meter monitors that the oil temperature which flows back into the gearbox is still high, for example, the oil temperature is higher than 40 ℃, the second valve is opened, the first valve is closed, lubricating oil enters the fourth oil pipe at the oil outlet of the oil pump, enters the radiating coil pipe for further radiating and cooling, and finally flows back into the gearbox through the fifth oil pipe and the third oil pipe.
Because a part of lubricating oil is stored in the cooling box and the oil pipe, a certain amount of lubricating oil needs to be added into the gearbox so that the normal operation of the gearbox can be ensured by the amount of lubricating oil.
When the extruder overhauls, the gearbox is out of work, can open the blowoff valve this moment, will deposit the impurity fluid discharge of the left cavity bottom of cooler bin, add equivalent lubricating oil simultaneously to the gearbox in. Then the bolt on the sealing cover is disassembled, the sealing gasket is taken down, the sealing strip plate is clamped to draw out the filter screen plate from the cooling box, the filter screen plate is cleaned, the filter screen plate is installed in place after cleaning, the sealing gasket is installed, the sealing cover is covered, and the bolt is screwed.
The left positioning block and the right positioning block play a role in positioning the filter screen plate. The filter screen plate not only plays a role in filtering lubricating oil, but also has the function of reducing the flow velocity of the oil, so that the lubricating oil stays in the cooling box for more time, and the cooling effect is improved.
To sum up, the utility model discloses the principle science, simple structure flows back the gearbox after taking lubricating oil out cooling heat dissipation again, and cooling is effectual to in cooling heat dissipation, can filter lubricating oil, fully prolonged gearbox internal gear drive's life.
Drawings
FIG. 1 is a schematic axial sectional view of the present invention;
fig. 2 is an enlarged view at a in fig. 1.
Detailed Description
As shown in fig. 1 and fig. 2, the lubricating oil cooling and filtering device for the gearbox of the extruder of the utility model comprises a cooling tank 1 and an oil pump 2, wherein a support leg 3 is arranged at the bottom of the cooling tank 1, a left side oil inlet of the cooling tank 1 is connected with the left lower part of the gearbox 5 through a first oil pipe 4, a right side oil outlet of the cooling tank 1 is connected with an oil inlet of the oil pump 2 through a second oil pipe 6, and an oil outlet of the oil pump 2 is connected with the right lower part of the gearbox 5 through a third oil pipe 7; the left side of the top of the cooling box 1 is provided with a strip hole which is through inside and outside along the front-back direction, a sealing strip plate 8 is inserted in the strip hole, the lower side of the sealing strip plate 8 is fixedly connected with a rectangular filter screen plate 9, the bottom edge, the front side edge and the rear side edge of the filter screen plate 9 are respectively in sealing contact with the bottom surface, the front side surface and the rear side surface of the inner wall of the cooling box 1, the filter screen plate 9 divides the cooling box 1 into a left cavity 10 and a right cavity 11, the bottom surface of the inner wall of the cooling box 1 is provided with a left positioning block 12 and a right positioning block 13 which are positioned at the left side and the right side of the filter screen plate 9, the upper side of the sealing strip plate 8 protrudes out of the top surface of the cooling box 1, a sealing cover 14 is arranged outside the sealing strip plate 8, a sealing gasket 15 sleeved outside the sealing strip plate 8 is arranged between the bottom surface of the sealing cover 14 and the top surface of the cooling box 1, and the sealing cover 14 is connected with the top of the cooling box 1 through a bolt 16 to tightly press the sealing gasket 15 on the top surface of the cooling box 1.
The cooling box 1 is made of aluminum alloy plates, and a plurality of radiating strips 17 are arranged outside the cooling box 1.
The bottom of the cooling box 1 is provided with a blow-off pipe 18 communicated with the left cavity 10, and the blow-off pipe 18 is provided with a blow-off valve 19.
The hole wall of the strip hole is provided with a circle of communicated sealing grooves, and sealing contact sealing strips 20 corresponding to the periphery of the side surface of the sealing strip plate 8 are arranged in the sealing grooves.
The third oil pipe 7 is provided with a first valve 21, the oil outlet of the oil pump 2 is connected with a heat radiation coil pipe 23 through a fourth oil pipe 22, the fourth oil pipe 22 is provided with a second valve 24, the oil outlet of the heat radiation coil pipe 23 is connected with the third oil pipe 7 through a fifth oil pipe 25, and the fifth oil pipe 25 is connected between the first valve 21 and the gearbox 5 at the position of the third oil pipe 7.
A thermometer 26 close to the gearbox 5 is arranged on the third oil pipe 7.
The utility model discloses at the during operation, close second valve 24 earlier, open first valve 21, start oil pump 2, lubricating oil in the gearbox 5 enters into left cavity 10 in the cooler bin 1 through first oil pipe 4, lubricating oil is through the filtration back of filter plate 9, impurity such as iron fillings in the lubricating oil are blockked in left cavity 10 and are precipitated the bottom of left cavity 10, clean lubricating oil is in the gearbox 5 through second oil pipe 6, the 7 backward flows of third oil pipe. Because the cooling box 1 is made of aluminum alloy materials and the plurality of radiating strips 17 are arranged outside the cooling box 1, high-temperature lubricating oil can be well radiated after passing through the cooling box 1. When the temperature meter 26 detects that the oil temperature returned to the transmission 5 is still high, for example, higher than 40 ℃, the second valve 24 is opened, the first valve 21 is closed, the lubricating oil enters the fourth oil pipe 22 at the oil outlet of the oil pump 2, enters the cooling coil 23 for further cooling, and finally returns to the transmission 5 through the fifth oil pipe 25 and the third oil pipe 7.
Since a part of the lubricating oil is stored in the cooling tank 1 and the oil pipe, a certain amount of lubricating oil needs to be added into the transmission 5 so that the amount of lubricating oil can ensure the normal operation of the transmission 5.
When the extruder overhauls, gearbox 5 is out of work, can open blowoff valve 19 this moment, will deposit the impurity fluid discharge of the left cavity 10 bottom of cooler bin 1, add equivalent lubricating oil simultaneously to gearbox 5 in. Then the bolt 16 on the sealing cover 14 is disassembled, the sealing gasket 15 is taken down, the sealing strip plate 8 is clamped, the filter screen plate 9 is drawn out from the cooling box 1, the filter screen plate 9 is cleaned, the filter screen plate 9 is installed in place after cleaning, the sealing gasket 15 is installed, the sealing cover 14 is covered, and the bolt 16 is screwed.
The left positioning block 12 and the right positioning block 13 play a role in positioning the filter screen plate 9. The filter screen plate 9 not only plays a role in filtering lubricating oil, but also has a function of reducing the flow velocity of the oil, so that the lubricating oil stays in the cooling box 1 for more time, and the cooling effect is improved.
The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.
Claims (6)
1. Extruder gearbox lubricating oil cooling filter equipment, its characterized in that: the oil pump cooling device comprises a cooling box and an oil pump, wherein supporting legs are arranged at the bottom of the cooling box, a left oil inlet of the cooling box is connected with the lower left part of a gearbox through a first oil pipe, a right oil outlet of the cooling box is connected with an oil inlet of the oil pump through a second oil pipe, and an oil outlet of the oil pump is connected with the lower right part of the gearbox through a third oil pipe; the cooling box top left side is equipped with inside and outside penetrating rectangular hole along the fore-and-aft direction, rectangular hole interpolation is equipped with sealed slat, side fixedly connected with is the filter plate board of rectangle under the sealing strip board, filter plate board's base, preceding side and back side respectively with the bottom surface of cooling box inner wall, leading flank and trailing flank sealing contact, filter plate board separates the cooling box for left cavity and right cavity, be equipped with left locating piece and the right locating piece that is located filter plate board left side and right side on the bottom surface of cooling box inner wall, side protrusion in cooling box top surface on the sealed slat, be equipped with sealed lid in sealed slat outside, be equipped with the sealed pad of cover outside sealed slat between sealed lid bottom surface and the cooling box top surface, sealed lid is connected through bolt and cooling box top and is sealed the pad and sticiss at the cooling box top surface.
2. The extruder gearbox lubricating oil cooling filter device of claim 1, wherein: the cooling box is made of aluminum alloy plates, and a plurality of radiating strips are arranged outside the cooling box.
3. The extruder gearbox lubricating oil cooling filter device according to claim 1 or 2, characterized in that: and a blow-off pipe communicated with the left cavity is arranged at the bottom of the cooling box, and a blow-off valve is arranged on the blow-off pipe.
4. The extruder gearbox lubricating oil cooling filter device according to claim 1 or 2, characterized in that: the hole wall of the strip hole is provided with a circle of communicated sealing grooves, and sealing contact sealing strips corresponding to the periphery of the side surface of the sealing strip plate are arranged in the sealing grooves.
5. The extruder gearbox lubricating oil cooling filter device according to claim 1 or 2, characterized in that: and a first valve is arranged on the third oil pipe, an oil outlet of the oil pump is connected with a heat dissipation coil pipe through a fourth oil pipe, a second valve is arranged on the fourth oil pipe, an oil outlet of the heat dissipation coil pipe is connected with the third oil pipe through a fifth oil pipe, and the fifth oil pipe is connected between the first valve and the gearbox at the position of the third oil pipe.
6. The extruder gearbox lubricating oil cooling filter device according to claim 1 or 2, characterized in that: and a thermometer close to the gearbox is arranged on the third oil pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022942719.0U CN214274434U (en) | 2020-12-10 | 2020-12-10 | Lubricating oil cooling and filtering device for gearbox of extruder |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022942719.0U CN214274434U (en) | 2020-12-10 | 2020-12-10 | Lubricating oil cooling and filtering device for gearbox of extruder |
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| CN214274434U true CN214274434U (en) | 2021-09-24 |
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| CN202022942719.0U Active CN214274434U (en) | 2020-12-10 | 2020-12-10 | Lubricating oil cooling and filtering device for gearbox of extruder |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114017491A (en) * | 2021-10-28 | 2022-02-08 | 杭州发达齿轮箱集团有限公司 | Oil-electricity cross power marine gearbox and control method thereof |
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2020
- 2020-12-10 CN CN202022942719.0U patent/CN214274434U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114017491A (en) * | 2021-10-28 | 2022-02-08 | 杭州发达齿轮箱集团有限公司 | Oil-electricity cross power marine gearbox and control method thereof |
| CN114017491B (en) * | 2021-10-28 | 2023-09-22 | 杭州发达齿轮箱集团有限公司 | Gear box for oil-electricity cross power ship and control method thereof |
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