CN213451615U

CN213451615U - Constant temperature equipment of gear box for screw extruder

Info

Publication number: CN213451615U
Application number: CN202021673821.9U
Authority: CN
Inventors: 史杰
Original assignee: Zhangjiagang Chihang Plastic Machinery Co ltd
Current assignee: Zhangjiagang Chihang Plastic Machinery Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-06-15
Anticipated expiration: 2030-08-12

Abstract

The utility model discloses a constant temperature equipment of gear box for screw extruder, including the refrigeration case, be provided with the refrigeration pipe in the refrigeration case, the left end of refrigeration pipe is provided with the oil inlet, the left end that the oil inlet passed the refrigeration case extends to the outside, the right-hand member of refrigeration pipe is provided with the oil-out, the right-hand member that the oil-out passed the refrigeration case extends to the outside, the top of refrigeration case is provided with the refrigerator, the top that the output of refrigerator passed the refrigeration case extends to the inboard of refrigeration case. Through setting up heat preservation oil pipe, vacuum treatment is done between heat preservation oil pipe inner tube and the outer tube to heat preservation oil pipe inner tube and outer tube, and the outside of outer tube still is provided with the insulation cover, can carry out effectual heat preservation to the lubricating oil after the cooling and handle, effectively strengthens the result of use of device.

Description

Constant temperature equipment of gear box for screw extruder

Technical Field

The utility model relates to a gear box corollary equipment technical field specifically is a constant temperature equipment of gear box for screw extruder.

Background

The screw extruder is characterized in that materials can be fully plasticized and uniformly mixed by means of pressure and shearing force generated by rotation of a screw, and are molded through a neck mold, and most screw extruders are composed of a motor, a reduction gearbox, a bearing and the like; the reduction gearbox is a gear box, and a large torque ratio is achieved by a mechanical transmission mode through a large number of gears in the reduction gearbox. Lubricating oil needs to be added to lubricate the gear box in the operation process, so that the abrasion speed between gears can be reduced, and the service life of the gear box is prolonged; however, the gearbox generates a large amount of heat during operation, and the temperature inside the gearbox fluctuates up and down along with the outside air temperature or the operating time of the gearbox; however, the lubricating oil needs to be in a certain temperature range to have the best use effect, and the temperature floating up and down in the gear box influences the use effect of the lubricating oil, so a gear box temperature control device needs to be additionally arranged.

Current gear box temperature control device, through setting for the temperature to the refrigerator and directly cooling down lubricating oil, can't guarantee lubricating oil by even heating, probably lead to the condition that the high partial temperature of partial lubricating oil temperature is low, behind cold and hot uneven lubricating oil entering gear box, will cause certain damage to the gear box, and when ambient temperature was higher, the lubricating oil after being cooled flows back to the gear box through the pipeline, in the pipeline, can take place cold and hot exchange with the pipeline, lead to the lubricating oil temperature to rise, break away from the best service temperature scope of lubricating oil.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a constant temperature equipment of gear box for screw extruder to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a constant temperature device of a gear box for a screw extruder comprises a refrigeration box, wherein a refrigeration pipe is arranged in the refrigeration box, an oil inlet is formed in the left end of the refrigeration pipe, the oil inlet penetrates through the left end of the refrigeration box and extends to the outer side, an oil outlet is formed in the right end of the refrigeration pipe, the oil outlet penetrates through the right end of the refrigeration box and extends to the outer side, a refrigerator is arranged at the top end of the refrigeration box, the output end of the refrigerator penetrates through the top end of the refrigeration box and extends to the inner side of the refrigeration box, a filter is arranged at the left end of the oil inlet, an oil guide pipe is arranged at the left end of the filter, one end, away from the filter, of the oil guide pipe is connected with an oil outlet hole of the gear box, a temperature sensor is arranged on the oil outlet and is electrically connected with the refrigerator, an oil pump is arranged, one end of the heat-preservation oil outlet pipe, which is far away from the oil pump, is connected with an oil inlet hole of the gear box.

Preferably, the refrigeration incasement is provided with the refrigerant fluid, the front end of refrigeration case is provided with temperature monitor, temperature monitor's inductive head extends to in the inside refrigerant fluid of refrigeration case.

Preferably, one side of the top end of the refrigeration box is provided with a liquid inlet, and the bottom of the front end of the refrigeration box is provided with a liquid outlet.

Preferably, the filter is detachably connected with a filter plate, the bottom end of the filter plate is provided with a filter box, a filter chamber is arranged in the middle of the inside of the filter box, the left end of the filter chamber is provided with an inlet, the size of the inlet is matched with the diameter of the oil guide pipe, and the right end of the filter chamber is provided with a filter screen.

Preferably, the refrigeration pipe is spirally arranged and is made of copper-aluminum alloy.

Preferably, the heat preservation oil outlet pipe comprises an inner pipe and an outer pipe, vacuum treatment is carried out between the inner pipe and the outer pipe, and a heat preservation sleeve is arranged on the outer side of the outer pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up the refrigeration pipe, the refrigeration pipe is heliciform copper aluminum alloy pipeline, the contact time of lubricating oil in the refrigeration case can effectively be increased to the spiral structure of multilayer, make the coolant liquid to the lubricating oil cooling effect in the refrigeration case better, ensure that the lubricating oil in the whole section refrigeration case is cooled down by evenly dividing, avoid traditional temperature control device refrigerator to directly cool down lubricating oil, can't guarantee lubricating oil by even heating, probably lead to the condition that partial lubricating oil temperature is high partial temperature is low, cold and hot uneven lubricating oil gets into the gear box, will cause certain damage scheduling problem to the gear box, the practicality of the device has been strengthened, and the material of refrigeration pipe is copper aluminum alloy, have splendid heat conductivity, can very big improvement lubricating oil cooling efficiency, reduce the use energy consumption of refrigerator; through setting up the heat preservation oil pipe, vacuum treatment is done between heat preservation oil pipe inner tube and the outer tube to heat preservation oil pipe inner tube and outer tube, and the outside of outer tube still is provided with the insulation cover, can carry out effectual heat preservation to the lubricating oil after the cooling and handle, avoids traditional temperature control device, and the lubricating oil after being cooled flows back to the gear box through the pipeline, in the pipeline, can take place cold and hot exchange with the pipeline, leads to the lubricating oil temperature to rise, breaks away from the best use temperature range of lubricating oil, effectively strengthens device's result of use.

Drawings

Fig. 1 is a schematic view of the appearance structure of the present invention.

Fig. 2 is a schematic diagram of the internal structure of the present invention.

Fig. 3 is a schematic view of the structure of the heat preservation oil outlet pipe of the utility model.

Fig. 4 is a schematic diagram of the filter structure of the present invention.

In the figure: 1. refrigeration case, 11, temperature display, 12, inlet, 13, liquid outlet, 2, refrigeration pipe, 21, oil inlet, 22, oil-out, 3, refrigerator, 4, filter, 41, filter, 42, filter box, 421, filter chamber, 422, import, 423, filter screen, 5, oil pipe, 6, temperature sensor, 7, oil pump, 8, heat preservation oil outlet pipe, 81, inner tube, 82, outer tube, 83, insulation cover.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a constant temperature device of a gear box for a screw extruder comprises a refrigeration box 1, wherein refrigeration liquid is arranged in the refrigeration box 1, a temperature display 11 is arranged at the front end of the refrigeration box 1, an induction head of the temperature display 11 extends into the refrigeration liquid in the refrigeration box 1 and is used for displaying the working temperature of the refrigeration liquid in the refrigeration box 1, a liquid inlet 12 is arranged on one side of the top end of the refrigeration box 1, a liquid outlet 13 is arranged at the bottom of the front end of the refrigeration box 1 and is respectively used for adding a refrigerator and discharging the refrigeration liquid, a refrigeration pipe 2 is arranged in the refrigeration box 1, the refrigeration pipe 2 is spirally arranged, the refrigeration pipe 2 is made of copper-aluminum alloy, an oil inlet 21 is arranged at the left end of the refrigeration pipe 2, the oil inlet 21 penetrates through the left end of the refrigeration box 1 and extends to the outside, an oil outlet 22 is arranged at the right end of the refrigeration pipe 2, the oil outlet 22 penetrates through the right end of the refrigeration, the output end of the refrigerator 3 passes through the top end of the refrigeration box 1 and extends to the inner side of the refrigeration box 1, the refrigeration pipe 2 is a spiral copper-aluminum alloy pipeline by arranging the refrigeration pipe 2, the contact time of lubricating oil in the refrigeration box 1 can be effectively prolonged by a multilayer spiral structure, the cooling effect of cooling liquid on the lubricating oil in the refrigeration pipe 2 is better, the lubricating oil in the whole section of the refrigeration pipe 2 is ensured to be uniformly cooled, the problems that the lubricating oil is directly cooled by the refrigerator 3 of the traditional temperature control device and cannot be uniformly heated, the temperature of part of the lubricating oil is high and the temperature of part of the lubricating oil is low, certain damage and the like are caused to a gear box after the non-uniform cooling lubricating oil enters the gear box are solved, the practicability of the device is enhanced, the refrigeration pipe 2 is made of copper-aluminum alloy, the excellent heat conduction capability is realized, and the cooling efficiency of the lubricating oil, reduce the use energy consumption of the refrigerator, the left end of the oil inlet 21 is provided with a filter 4, the left end of the filter 4 is provided with an oil guide pipe 5, the filter 4 is detachably connected with a filter plate 41, the bottom end of the filter plate 41 is provided with a filter box 42, the middle inside of the filter box 42 is provided with a filter chamber 421, the left end of the filter chamber 421 is provided with an inlet 422, the size of the inlet 422 is matched with the diameter of the oil guide pipe 5, the right end of the filter chamber 421 is provided with a filter screen 423 for filtering impurities in lubricating oil, which is beneficial to better use and provides lubricating effect, and the filter plate 41 is detachably arranged, which is convenient for cleaning by a user, one end of the oil guide pipe 5 far away from the filter 4 is connected with an oil outlet of the gear box, the oil outlet 22 is provided with a temperature sensor 6, the temperature sensor 6 is electrically connected with, the output of oil pump 7 is provided with heat preservation oil pipe 8, the one end that oil pump 7 was kept away from to heat preservation oil pipe 8 is connected with the inlet port of gear box, heat preservation oil pipe 8 includes inner tube 81 and outer tube 82, be vacuum treatment between inner tube 81 and the outer tube 82, the outside of outer tube 82 is provided with insulation cover 83, the utility model discloses a set up heat preservation oil pipe 8, heat preservation oil pipe 8 inner tube 81 and outer tube 82, do vacuum treatment between inner tube 81 and the outer tube 82, the outside of outer tube 82 still is provided with insulation cover 83, can carry out effectual heat preservation to the lubricating oil after the cooling and handle, avoid traditional temperature control device, the lubricating oil after being cooled is managed to say and is flowed back to the gear box, in the pipeline, can take place cold and hot exchange with the pipeline, lead to the lubricating oil temperature to rise, break away from the best.

The working principle is as follows: when the utility model is used, the utility model needs to be simply understood, a user respectively connects the oil guide pipe 5 and the heat preservation oil outlet pipe 8 into the oil outlet and the oil inlet of the gear box, the lubricating oil enters the filter 4 through the oil guide pipe 5, impurities in the lubricating oil are filtered through the filter plate 41 on the filter 4, the lubricating function is better provided by using, the filter plate 41 can be detachably arranged, the cleaning is convenient for the user, the filtered lubricating oil enters the refrigerating pipe 2, the refrigerator 3 operates to refrigerate the cooling liquid, by arranging the refrigerating pipe 2, the refrigerating pipe 2 is a spiral copper-aluminum alloy pipeline, the multilayer spiral structure can effectively increase the contact time of the lubricating oil in the refrigerating box 1, the cooling effect of the lubricating oil in the refrigerating pipe 2 by the cooling liquid is better, the lubricating oil in the whole section of the refrigerating pipe 2 is ensured to be uniformly cooled separately, and the traditional temperature control refrigerator 3 is prevented from directly cooling the lubricating oil, the lubricating oil can not be uniformly heated, the condition that the temperature of part of the lubricating oil is high and the temperature of the part of the lubricating oil is low can be caused, the lubricating oil with uneven temperature enters the gear box, the gear box is damaged to a certain extent, and the like, the practicability of the device is enhanced, the refrigerating pipe 2 is made of copper-aluminum alloy, the refrigerating pipe has excellent heat conducting capacity, the cooling efficiency of the lubricating oil can be greatly improved, the use energy consumption of a refrigerator is reduced, the cooled lubricating oil passes through the temperature sensor 6 from the oil outlet 22, the temperature sensor 6 processes and transmits the acquired data to the refrigerator 3, the refrigerating pipe 3 adjusts the refrigerating power according to the temperature, the lubricating oil is acted by the oil pump 7 to realize self heat preservation, the oil outlet pipe 8 enters the oil inlet hole of the gear box, through arranging the heat preservation oil outlet pipe 8, the inner pipe 81 and the outer pipe 82 of the heat preservation oil outlet pipe 8, can carry out effectual heat preservation to the lubricating oil after the cooling and handle, avoid traditional temperature control device, the lubricating oil after being cooled flows back to the gear box through the pipeline, in the pipeline, can take place cold and hot exchange with the pipeline, leads to the lubricating oil temperature to rise, breaks away from the best service temperature scope of lubricating oil, effectively strengthens device's result of use.

The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a constant temperature equipment of gear box for screw extruder, includes refrigeration case (1), its characterized in that: the refrigeration system is characterized in that a refrigeration pipe (2) is arranged in the refrigeration box (1), an oil inlet (21) is formed in the left end of the refrigeration pipe (2), the oil inlet (21) penetrates through the left end of the refrigeration box (1) and extends to the outer side, an oil outlet (22) is formed in the right end of the refrigeration pipe (2), the oil outlet (22) penetrates through the right end of the refrigeration box (1) and extends to the outer side, a refrigerator (3) is arranged at the top end of the refrigeration box (1), the output end of the refrigerator (3) penetrates through the top end of the refrigeration box (1) and extends to the inner side of the refrigeration box (1), a filter (4) is arranged at the left end of the oil inlet (21), an oil guide pipe (5) is arranged at the left end of the filter (4), one end, far away from the filter (4), of the oil guide pipe (5) is connected with an oil outlet of, temperature sensor (6) electric connection is in refrigerator (3), the right-hand member of oil-out (22) is provided with oil pump (7), oil pump (7) input is connected with oil-out (22), the output of oil pump (7) is provided with heat preservation oil pipe (8), the one end that oil pump (7) were kept away from in heat preservation oil pipe (8) is connected with the inlet port of gear box.

2. The thermostat device of a gear box for a screw extruder according to claim 1, wherein: be provided with the refrigeration liquid in refrigeration case (1), the front end of refrigeration case (1) is provided with temperature display (11), the inductive head of temperature display (11) extends to in the inside refrigeration liquid of refrigeration case (1).

3. The thermostat device of a gear box for a screw extruder according to claim 1, wherein: a liquid inlet (12) is formed in one side of the top end of the refrigeration box (1), and a liquid outlet (13) is formed in the bottom of the front end of the refrigeration box (1).

4. The thermostat device of a gear box for a screw extruder according to claim 1, wherein: the filter is characterized in that a filter plate (41) is detachably connected to the filter (4), a filter box (42) is arranged at the bottom end of the filter plate (41), a filter chamber (421) is arranged in the middle of the inside of the filter box (42), an inlet (422) is formed in the left end of the filter chamber (421), the size of the inlet (422) is matched with the diameter of the oil guide pipe (5), and a filter screen (423) is arranged at the right end of the filter chamber (421).

5. The thermostat device of a gear box for a screw extruder according to claim 1, wherein: the refrigeration pipe (2) is spirally arranged, and the refrigeration pipe (2) is made of copper-aluminum alloy.

6. The thermostat device of a gear box for a screw extruder according to claim 1, wherein: the heat preservation oil outlet pipe (8) comprises an inner pipe (81) and an outer pipe (82), vacuum treatment is carried out between the inner pipe (81) and the outer pipe (82), and a heat preservation sleeve (83) is arranged on the outer side of the outer pipe (82).