CN209026171U - Squeezinggranulator gearbox lubrication oil cooler - Google Patents
Squeezinggranulator gearbox lubrication oil cooler Download PDFInfo
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- CN209026171U CN209026171U CN201821515094.6U CN201821515094U CN209026171U CN 209026171 U CN209026171 U CN 209026171U CN 201821515094 U CN201821515094 U CN 201821515094U CN 209026171 U CN209026171 U CN 209026171U
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Abstract
The utility model provides a kind of Squeezinggranulator gearbox lubrication oil cooler; the water-cooled jacket outer shape is rectangular or rectangle; oil inlet is provided on the right side of water-cooled jacket bottom surface; oil outlet is provided on the left of water-cooled jacket upper surface; the oil inlet and oil outlet are interconnected by the snakelike bending tube being arranged in water-cooled jacket; oil inlet side is provided with water outlet, oil outlet side is provided with water inlet, is embedded in a temperature sensor in oil outlet side wall.In the utility model, by heat exchange while outside, inside and the detection of temperature sensor, keep heat exchange efficiency higher, water pump does not have to often operate at full capacity, the consumption for reducing the energy, the water being sufficiently heated can be also used for the use of other process sections in production line.
Description
Technical field
The utility model belongs to Squeezinggranulator structure improved technologyField, especially a kind of extrusion granulation machine gearbox profit
Oil cooler unit.
Background technique
Twin-screw extruder pelletizer includes Melting pump 1, mixing section 2, feed zone 4, feed bin 3, gearbox 6, motor 8 and control
Unit, motor are connect by shaft coupling 7 with transmission input, and two output ends of gearbox pass through two rotation axis 5 and two
Screw rod connection, control unit are used to receive the output and the various control instructions of output of various sensors.Due in gearbox
It is interior to fill lubricating oil in high-speed gear rotation, but since gearbox works long hours, after needing to handle lubricating oil
It can be recycled, the structure substantially used includes flowline 9, pump 10, cooling 11, filtering 12 and oil return pipe 13, flowline and is returned
Pump, cooling and filtering are sequentially connected in series between oil pipe, the structure of cooling therein is compared with the water for being often used horizontal long barrel shape
Cold set, i.e. oil pipe are passed through out of water-cooled jacket, and water inlet pipe and outlet pipe is respectively set in water-cooled jacket both ends, and cold water is under the action of water pump
Heat exchange is carried out by water-cooled jacket, and with the lubricating oil in the oil pipe in cold water jacket, after so that lubricating oil is reduced to suitable temperature
It is filtered, is then return in gearbox again.In above-mentioned water-cooling structure, the limited length of water-cooled jacket, the interior cold water accommodated has
Limit can only adequately reduce the temperature of lubricating oil in oil pipe by constantly flowing, cause to waste in water pump long-term work
The energy；When occurring excessive scale in water-cooled jacket, the water capacity in water-cooled jacket and the flow velocity to cold water can be further decreased
It impacts, cooling effect continues to decline, and is unfavorable for the cooling of lubricating oil.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provides and lubricating oil and cold water are extended by coiled pipe
The time of exchange simultaneously increases interior heat exchanger tube and a kind of extrusion granulation machine gearbox profit with temperature at outlet detection in oil pipe
Oil cooler unit.
The technical scheme adopted by the utility model is that:
A kind of Squeezinggranulator gearbox lubrication oil cooler, including water-cooled jacket, water pump and control unit, the water-cooled jacket
It is provided with inlet and outlet, it is characterised in that: the water-cooled jacket outer shape is rectangular or rectangle, in water-cooled jacket bottom surface
Right side is provided with oil inlet, is provided with oil outlet on the left of water-cooled jacket upper surface, and the oil inlet and oil outlet pass through in water-cooled jacket
The snakelike bending tube being arranged is interconnected, and oil inlet side is provided with water outlet, oil outlet side is provided with water inlet,
Oil outlet side wall is embedded in a temperature sensor, and the output end of the temperature sensor connects described control unit, which connects
Connect the control terminal for the water pump being connected to water inlet.
Further more, on water inlet side wall connection one water inlet be in charge of, on water outlet side wall be connected to one water outlet be in charge of, it is described into
The connection of moisture pipe is sleeved on the upper end for the interior heat exchanger tube being arranged in snakelike bending tube, the lower end of the interior heat exchanger tube and the moisture out
Pipe connection, is spaced setting between the interior heat exchanger tube outer rim and snakelike bending tube inner edge.
Further more, the end of adjacent two oil pipes of snakelike bending tube vertical direction is connected to by elbow cover, the elbow cover
Top and bottom are connect with two oil pipes respectively, are closed at the elbow cover opening between two oil pipes by baffle.
Further more, elbow cover upper surface and bottom surface are semicircle corresponding with oil pipe top and bottom, it is located at curved
The bottom surface of the oil pipe of head-shield upper end and the upper surface of the oil pipe positioned at elbow cover lower end are made with baffle top and bottom respectively
Curved surfaces fit.
Further more, the oil pipe is embedded in the straight pipe of interior heat exchanger tube, the arc that the elbow cover is embedded in interior heat exchanger tube connects
Connect section.
The advantages and positive effects of the utility model are as follows:
In the utility model, water-cooled jacket is rectangular or rectangle, preferably rectangle, keeps the internal snakelike bending tube being arranged most
There may be longer length, be flowed up by the hot lubricating oil that lower end enters, and cold with being flowed from top to bottom in water-cooled jacket
Water carries out heat exchange, finally flows out from upper end, in order to shorten heat-exchange time, improves the flow velocity of lubricating oil, inlet and outlet
Also be connected to the interior heat exchanger tube being arranged in snakelike bending tube, i.e., the hot lubricating oil in snakelike bending tube with water-cooled jacket in cold water
When heat exchange, also exchanges heat simultaneously with the cold water flowed in interior heat exchanger tube, adequately make hot lubricating oil in flow process in this way
The heat exchange for carrying out outside and inside simultaneously improves heat exchange efficiency in the case where keeping heat lubrication oil flow rate substantially constant,
In addition oil outlet is provided with temperature sensor, the lubricating oil temperature of oil outlet is detected using it, when temperature is more than setting
Alarm numerical value when, control unit drives water pump automatically, improves the flow velocity of cold water, meets the needs of fast cooling, by outer
Heat exchange and the detection of temperature sensor, keep heat exchange efficiency higher while side, inside, and water pump does not have to often operate at full capacity,
The consumption for reducing the energy, the water being sufficiently heated can be also used for the use of other process sections in production line.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the amplification sectional view of the water-cooled jacket of Fig. 1；
Fig. 3 is the portion the I enlarged drawing of Fig. 2；
Fig. 4 is the portion the II enlarged drawing of Fig. 2；
Fig. 5 is the right view of elbow cover in Fig. 4；
Fig. 6 is the sectional view of Fig. 4；
Fig. 7 is the right view of the elbow cover of Fig. 6, removes baffle；
Fig. 8 is the schematic diagram of the baffle of Fig. 6.
Specific embodiment
Below with reference to embodiment, the present invention will be further described, and it is not limited that following embodiments, which are illustrative,
, the protection scope of the utility model cannot be limited with following embodiments.
A kind of Squeezinggranulator gearbox lubrication oil cooler, as shown in Fig. 1~8, including water-cooled jacket 20, water pump (save
Slightly) and control unit (omission), the water-cooled jacket are provided with water inlet 14 and water outlet 25, and the innovation of the utility model is: water
Cold set outer shape is rectangular or rectangle, oil inlet 26 is provided on the right side of water-cooled jacket bottom surface, on the left of water-cooled jacket upper surface
It is provided with oil outlet 17, the oil inlet and oil outlet are interconnected by the snakelike bending tube 21 being arranged in water-cooled jacket, in oil inlet
Mouth side is provided with water outlet, and oil outlet side is provided with water inlet, is embedded in a temperature sensor 18 in oil outlet side wall, should
The output end of temperature sensor connects control unit, the control terminal for the water pump that control unit connection is connected to water inlet.
In the present embodiment, it is connected to a water inlet on water inlet side wall 15 and is in charge of 16, a water outlet is connected on water outlet side wall
It is in charge of 16, the upper end that connection is sleeved on the interior heat exchanger tube 27 being arranged in snakelike bending tube, the lower end of the interior heat exchanger tube are in charge of in water inlet
It is in charge of with water outlet and is connected to, 29 settings is spaced between the interior heat exchanger tube outer rim and snakelike bending tube inner edge.
Water inlet constantly flows into cold water 19 (in Fig. 2 shown in filled arrows), and by after water-cooled jacket internal cavity through being discharged
Mouth outflow, the lubricating oil (in Fig. 2 shown in hollow arrow) in flow process with the flowing of snakelike bending tube carry out outside heat exchange, together
Shi Jinshui be in charge of in cold water water outlet flow to by interior heat exchanger tube be in charge of place, flowed in flow process with snakelike bending tube
Lubricating oil carries out inside heat exchange.
The end of two adjacent oil pipes 22 of snakelike bending tube vertical direction is connected to by elbow cover 23, and the elbow cover is as schemed
Shown in 4~8, the upper end 33 and lower end are respectively with two oil pipes by being welded together, the elbow between two oil pipes
It is closed at the side wall end face 35 of cover opening side by the edge 37 of baffle 30.Elbow cover upper surface and bottom surface are and oil pipe upper end
Semicircle corresponding with lower end, upper and lower two oil pipes seal top and bottom completely after being welded with elbow cover top and bottom
Shut come, the upper surface 32 of the bottom surface 31 positioned at the oil pipe of elbow cover upper end and the oil pipe positioned at elbow cover lower end respectively with baffle
The made curved surfaces 36 in top and bottom fit.
After the end-enclosed of elbow cover and baffle by upper and lower two oil pipes, as shown in fig. 6, oil pipe is embedded in interior heat exchanger tube
Straight pipe, elbow cover is embedded in the arc linkage section of interior heat exchanger tube, and the seam crossing 34 of straight pipe and arc linkage section is located at curved
The inside of head-shield.
In order to guarantee the gap between interior heat exchanger tube and snakelike bending tube, can before the welding of elbow cover, in oil pipe and
Bracket is set between straight pipe, and the bracket is solid as far as possible and small in size, can stablize support, also will not influence lubricating oil
Flow velocity.Further more, each weld needs to keep even weld and polishing is smooth, and needs to carry out leak-testing and could use.
Finally, snakelike bending bore is slightly larger, and interior heat exchange pipe outside diameter is moderate, make gap between the two be generally kept at 3~
10 centimetres, certain internal diameter of snakelike bending tube, the internal diameter of interior heat exchanger tube and gap between the two can be according to lubricating oil
The parameters such as viscosity, flow velocity determine.
Temperature sensor is mainly the lubricating oil temperature for detecting oil outlet, in general, passes through changing for outside and inside
After heat, the temperature of the lubricating oil of oil outlet has already decreased to suitable range, can be sampled detection and filtration treatment, when
In order to avoid going wrong, the detection data of the temperature sensor is periodically communicated in control unit, and control unit will receive
Data be compared with preset numerical value, once be more than alarm range, control unit can be automatic by equipment such as frequency converters
It drives water pump to improve power, improves the flow velocity of cold water, return to the lubricating oil temperature of oil outlet in normal range, then water
Low-power operation can drop in pump.
In the utility model, water-cooled jacket is rectangular or rectangle, preferably rectangle, keeps the internal snakelike bending tube being arranged most
There may be longer length, be flowed up by the hot lubricating oil that lower end enters, and cold with being flowed from top to bottom in water-cooled jacket
Water carries out heat exchange, finally flows out from upper end, in order to shorten heat-exchange time, improves the flow velocity of lubricating oil, inlet and outlet
Also be connected to the interior heat exchanger tube being arranged in snakelike bending tube, i.e., the hot lubricating oil in snakelike bending tube with water-cooled jacket in cold water
When heat exchange, also exchanges heat simultaneously with the cold water flowed in interior heat exchanger tube, adequately make hot lubricating oil in flow process in this way
The heat exchange for carrying out outside and inside simultaneously improves heat exchange efficiency in the case where keeping heat lubrication oil flow rate substantially inconvenient,
In addition oil outlet is provided with temperature sensor, the lubricating oil temperature of oil outlet is detected using it, when temperature is more than setting
Alarm numerical value when, control unit drives water pump automatically, improves the flow velocity of cold water, meets the needs of fast cooling, by outer
Heat exchange and the detection of temperature sensor, keep heat exchange efficiency higher while side, inside, and water pump does not have to often operate at full capacity,
The consumption for reducing the energy, the water being sufficiently heated can be also used for the use of other process sections in production line.
Claims (5)
1. a kind of Squeezinggranulator gearbox lubrication oil cooler, including water-cooled jacket, water pump and control unit, the water cooling are arranged
It is equipped with inlet and outlet, it is characterised in that: the water-cooled jacket outer shape is rectangular or rectangle, on the water-cooled jacket bottom surface right side
Side is provided with oil inlet, is provided with oil outlet on the left of water-cooled jacket upper surface, and the oil inlet and oil outlet in water-cooled jacket by setting
The snakelike bending tube set is interconnected, and oil inlet side is provided with water outlet, oil outlet side is provided with water inlet, is going out
Hydraulic fluid port side wall is embedded in a temperature sensor, and the output end of the temperature sensor connects described control unit, control unit connection
The control terminal for the water pump being connected to water inlet.
2. a kind of Squeezinggranulator gearbox lubrication oil cooler according to claim 1, it is characterised in that: intaking
One water inlet of connection is in charge of on mouthful side wall, and a water outlet is connected on water outlet side wall and is in charge of, the water inlet is in charge of connection and is sleeved on snake
The upper end for the interior heat exchanger tube being arranged in shape bending tube, the lower end of the interior heat exchanger tube is in charge of with the water outlet to be connected to, the interior heat exchanger tube
Setting is spaced between outer rim and snakelike bending tube inner edge.
3. a kind of Squeezinggranulator gearbox lubrication oil cooler according to claim 1 or 2, it is characterised in that: snake
The end of two adjacent oil pipes of shape bending tube vertical direction is connected to by elbow cover, the top and bottom of the elbow cover respectively with
Two oil pipes connect, and are closed at the elbow cover opening between two oil pipes by baffle.
4. a kind of Squeezinggranulator gearbox lubrication oil cooler according to claim 3, it is characterised in that: described curved
Head-shield upper surface and bottom surface are semicircle corresponding with oil pipe top and bottom, positioned at the bottom surface of the oil pipe of elbow cover upper end
Curved surfaces made with baffle top and bottom fit respectively with the upper surface for the oil pipe for being located at elbow cover lower end.
5. a kind of Squeezinggranulator gearbox lubrication oil cooler according to claim 4, it is characterised in that: the oil
Pipe is embedded in the straight pipe of interior heat exchanger tube, and the elbow cover is embedded in the arc linkage section of interior heat exchanger tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821515094.6U CN209026171U (en) | 2018-09-17 | 2018-09-17 | Squeezinggranulator gearbox lubrication oil cooler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821515094.6U CN209026171U (en) | 2018-09-17 | 2018-09-17 | Squeezinggranulator gearbox lubrication oil cooler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209026171U true CN209026171U (en) | 2019-06-25 |
Family
ID=66877661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821515094.6U Active CN209026171U (en) | 2018-09-17 | 2018-09-17 | Squeezinggranulator gearbox lubrication oil cooler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209026171U (en) |
-
2018
- 2018-09-17 CN CN201821515094.6U patent/CN209026171U/en active Active
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