CN210599141U

CN210599141U - Diesel engine with external oil cooler

Info

Publication number: CN210599141U
Application number: CN201921691721.6U
Authority: CN
Inventors: 吴晓骏; 郁明胜
Original assignee: SHANGHAI KAIXUN ENGINE CO Ltd
Current assignee: SHANGHAI KAIXUN ENGINE CO Ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-05-22
Anticipated expiration: 2029-09-30

Abstract

The utility model belongs to the technical field of diesel engines, in particular to a diesel engine with an external oil cooler, which comprises a cooler main body arranged on the side surface of the diesel engine, wherein two groups of installation pipes are welded on one side of the cooler main body, an oil inlet pipe and an oil outlet pipe are respectively connected on the two groups of installation pipes in a threaded manner, a connecting plate is installed on one side of the installation pipe close to the cooler main body, an installation seat is fixed on the side wall of the connecting plate, a cavity is arranged at the middle position of the installation seat, an insulation can is arranged inside the cavity, a heat conduction box is arranged outside the insulation can, a plurality of air vents are respectively arranged on the two sides of the insulation can and the heat conduction box, heating pipes are respectively arranged on the two; the engine oil after being cooled is prevented from becoming thick due to the influence of the external temperature, so that the fluidity of the engine oil is lost, meanwhile, the diesel engine is prevented from being damaged due to the excessively low or high engine oil temperature, and the service life of the diesel engine is greatly prolonged.

Description

Diesel engine with external oil cooler

Technical Field

The utility model relates to a diesel engine technical field especially relates to a diesel engine of external oil cooler.

Background

Coolers are a class of heat exchange devices that cool a fluid. Water or air is typically used as a coolant to remove heat. They can be mainly classified into shell and tube coolers, plate coolers and air-cooled coolers. The cooler is a heat exchange device commonly adopted by the industrial departments of metallurgy, chemical industry, energy, traffic, light industry, food and the like.

At present for convenient installation and dismantlement, the cooler sets up the outside at the diesel engine mostly, the diesel engine is when using winter, machine oil can become thick along with the decline of temperature to lose its mobility, low temperature and thick machine oil are unfavorable for the engine and carry out the pump sending, and the long-time work of diesel engine, if not cooling machine oil, the temperature of machine oil is difficult to distribute away, then can lead to the unable normal work of diesel engine, for solving above-mentioned problem, propose the diesel engine of external oil cooler in this application.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides an external oil cooler's diesel engine has the machine oil of avoiding after the cooling, owing to receive ambient temperature's influence, becomes thickly to lose its mobility, avoid the machine oil temperature to hang down excessively or too high to cause the damage to the diesel engine simultaneously, prolonged the characteristics of the life of diesel engine greatly.

(II) technical scheme

In order to solve the problems, the utility model provides a diesel engine with an external oil cooler, which comprises a cooler main body arranged on the side surface of the diesel engine, wherein two groups of installation pipes are welded on one side of the cooler main body, an oil inlet pipe and an oil outlet pipe are respectively connected on the two groups of installation pipes in a threaded manner, a connecting plate is arranged on one side of the installation pipe close to the cooler main body, an installation seat is fixed on the side wall of the connecting plate, a cavity is arranged at the middle position of the installation seat, an insulation can is arranged inside the cavity, a heat conduction box is arranged outside the insulation can, a plurality of air vents are respectively arranged on the two sides of the insulation can and the heat conduction box, heating pipes are respectively arranged on the two sides of the heat conduction box, a detection box is movably arranged inside the insulation can, springs are welded on the two sides of the bottom of the detection box, a temperature sensor is arranged between, and an oil guide pipe is arranged below the mounting seat.

Preferably, the oil inlet pipe is connected with the oil inlet end of the cooler main body through the mounting pipe, one end of the oil outlet pipe, which is close to the oil guide pipe, extends into the cavity of the mounting seat, and the oil outlet pipe and the oil guide pipe are respectively connected with the corrugated pipe through the connectors in a threaded manner.

Preferably, both sides of the inner wall of the cavity of the mounting seat are provided with grooves, and the two heating pipes are symmetrically mounted in the grooves on both sides of the heat conduction box through locking bolts respectively.

Preferably, the heat conduction box is made of a heat conduction silica gel sheet material, the heat preservation box is made of a sponge material, and the plurality of air holes are arranged on the side faces of the heat preservation box and the heat conduction box at equal distances.

Preferably, the bottoms of the two springs are fixed to the inner bottom wall of the heat insulation box, the temperature sensor is fixed to the bottom of the detection box through a locking bolt, and a detection probe on the temperature sensor extends into the detection box.

Preferably, the lower end of the oil guide pipe extends to the outside of the mounting seat and is provided with a valve in a matching manner, and one end, far away from the mounting seat, of the oil guide pipe is connected with the oil inlet end of the diesel engine.

The above technical scheme of the utility model has following profitable technological effect:

1. the cooler main body is arranged to cool the engine oil during working and reduce the temperature of the engine oil, and the temperature sensor, the detection box, the corrugated pipe and the oil guide pipe are matched to detect the temperature of the cooled engine oil, so that the phenomenon that the cooled engine oil is thickened due to the influence of the external temperature, and the flowability of the cooled engine oil is lost is avoided;

2. through being provided with heating pipe, a plurality of air vent, insulation can and heat conduction case, can heat the machine oil of lower temperature, it is convenient to heat, has improved the temperature when machine oil uses, avoids machine oil temperature to hang down excessively or too high to cause the damage to the diesel engine, has prolonged the life of diesel engine greatly.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is an enlarged schematic view of the structure at A of the present invention;

FIG. 3 is an enlarged schematic view of the structure at B of the present invention;

fig. 4 is an enlarged schematic structural diagram of the position C in the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in FIGS. 1-4, the utility model provides a diesel engine with an external oil cooler, which comprises a cooler body 1 arranged on the side of the diesel engine, wherein two sets of installation pipes 4 are welded on one side of the cooler body 1, an oil inlet pipe 3 and an oil outlet pipe 5 are respectively connected on the two sets of installation pipes 4 by screw threads, a connecting plate 6 is installed on one side of the installation pipe 4 close to the cooler body 1, an installation seat 7 is fixed on the side wall of the connecting plate 6, a cavity is arranged at the middle position of the installation seat 7, an insulation box 10 is arranged inside the cavity, a heat conduction box 11 is arranged outside the insulation box 10, a plurality of air vents 16 are respectively arranged on both sides of the insulation box 10 and the heat conduction box 11, heating pipes 9 are arranged on both sides of the heat conduction box 11, a detection box 12 is movably arranged inside the insulation box 10, springs 13 are welded on both sides of the bottom of the detection box 12, bellows 15 are fixedly connected to both sides of the outer wall of the detection box 12, and an oil guide pipe 2 is arranged below the mounting seat 7.

As shown in fig. 1, the oil inlet pipe 3 is connected to the oil inlet end of the cooler main body 1 through the mounting pipe 4, and the ends of the oil outlet pipe 5 and the oil guide pipe 2 close to each other extend to the inside of the cavity of the mounting seat 7, and are respectively connected to the bellows 15 through the connectors in a threaded manner.

The oil outlet pipe 5 is located above the oil inlet pipe 3, and the bellows 15 has a certain flexibility.

As shown in fig. 1 and 2, grooves are formed on both sides of the inner wall of the cavity of the mounting base 7, and the two heating pipes 9 are symmetrically mounted in the grooves on both sides of the heat conducting box 11 through locking bolts.

As shown in fig. 1 and 3, the heat conducting box 11 is made of a heat conducting silicone sheet material, the heat insulating box 10 is made of a sponge material, and a plurality of air holes 16 are arranged on the side surfaces of the heat insulating box 10 and the heat conducting box 11 at equal distances.

When the heating pipe 9 is heated, heat enters the inside of the heat insulating box 10 through the plurality of vent holes 16, so that the temperature in the detection box 12 rises, and the oil in the detection box 12 is heated.

As shown in fig. 1, the bottoms of the two springs 13 are fixed to the inner bottom wall of the heat insulation box 10, the temperature sensor 14 is fixed to the bottom of the detection box 12 through a locking bolt, a detection probe on the temperature sensor 14 extends into the detection box 12, the lower end of the oil guide pipe 2 extends to the outside of the mounting seat 7, and a valve is installed in a matching manner, and one end of the oil guide pipe 2, which is far away from the mounting seat 7, is connected to the oil inlet end of the diesel engine.

It should be noted that the temperature sensor 14 may be a model WZP235 temperature sensor for detecting the cooled and heated oil.

The working principle is as follows: when the oil cooler is used, engine oil in a diesel engine case is pumped into the cooler main body 1 by the oil pump through the oil inlet pipe 3, the engine oil during working is cooled by the cooler main body 1, the temperature of the engine oil is reduced, the cooled engine oil enters the detection box 12 through the oil outlet pipe 5, the temperature sensor 14 detects the engine oil in the detection box 12, when the temperature of the engine oil is qualified, the engine oil enters the oil tank of the diesel engine through the oil guide pipe 2, when the temperature sensor 14 detects that the temperature of the engine oil in the detection box 12 is lower, the engine oil works through the heating pipe 9, heat on the heating pipe 9 enters the insulation box 10 through the plurality of air holes 16, the temperature of the engine oil in the detection box 12 is improved, heating is convenient, the heat conduction box 11 is made of heat conduction silicone sheet material, the insulation box 10 is made of sponge material, heat conduction and heat insulation can be realized rapidly, when the oil in the oil outlet pipe 5 enters the detection box, under the effect of spring 13, make detection case 12 take place the vibration, thereby make the machine oil in the detection case 12 can thermally equivalent, and use in entering into the diesel engine through oil pipe 2 after temperature sensor 14 detects qualified, avoid the machine oil after the cooling, owing to receive ambient temperature's influence, become thick, thereby lose its mobility, avoid the machine oil in the diesel engine to use for a long time simultaneously, produce very big heat and cause the damage to diesel engine self, the life of diesel engine has been reduced.

The utility model discloses a control mode is controlled through artifical start-up and closing switch, and the wiring diagram of power component and the supply of power belong to the common general knowledge in this field, and the utility model discloses mainly be used for protecting mechanical device, so the utility model discloses no longer explain control mode and wiring in detail and arrange.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A diesel engine with an external oil cooler comprises a cooler main body (1) arranged on the side face of the diesel engine, and is characterized in that two groups of installation pipes (4) are welded on one side of the cooler main body (1), an oil inlet pipe (3) and an oil outlet pipe (5) are respectively connected to the two groups of installation pipes (4) in a threaded manner, a connecting plate (6) is installed on one side, close to the cooler main body (1), of the installation pipes (4), a mounting seat (7) is fixed on the side wall of the connecting plate (6), a cavity is arranged in the middle of the mounting seat (7), an insulation box (10) is arranged inside the cavity, a heat conduction box (11) is arranged outside the insulation box (10), a plurality of air vents (16) are respectively arranged on the two sides of the insulation box (10) and the heat conduction box (11), heating pipes (9) are respectively arranged on the two sides of the heat conduction box (11), and a detection box (12) is movably, all welded spring (13) in the bottom both sides of detection case (12), two be provided with temperature sensor (14) between spring (13), the equal fixedly connected with bellows (15) in outer wall both sides of detection case (12), the below of mount pad (7) is provided with leads oil pipe (2).

2. The diesel engine with an external oil cooler is characterized in that the oil inlet pipe (3) is connected with the oil inlet end of the cooler main body (1) through a mounting pipe (4), the end, close to each other, of the oil outlet pipe (5) and the oil guide pipe (2) extends to the inside of the cavity of the mounting seat (7), and the end are in threaded connection with the corrugated pipe (15) through connectors respectively.

3. The diesel engine with an external oil cooler is characterized in that grooves are formed in two sides of the inner wall of the cavity of the mounting seat (7), and the two heating pipes (9) are symmetrically mounted in the grooves in two sides of the heat conducting box (11) through locking bolts.

4. The diesel engine with an external oil cooler is characterized in that the heat conducting box (11) is made of a heat conducting silica gel sheet material, the heat preservation box (10) is made of a sponge material, and the plurality of air vents (16) are arranged on the side surfaces of the heat preservation box (10) and the heat conducting box (11) at equal distances.

5. The diesel engine with an external oil cooler is characterized in that the bottoms of the two springs (13) are fixed with the inner bottom wall of the heat preservation box (10), the temperature sensor (14) is fixed with the bottom of the detection box (12) through a locking bolt, and a detection probe on the temperature sensor (14) extends into the detection box (12).

6. The diesel engine with an external oil cooler is characterized in that the lower end of the oil guide pipe (2) extends to the outside of the mounting seat (7) and is provided with a valve in a matching way, and one end of the oil guide pipe (2) far away from the mounting seat (7) is connected with the oil inlet end of the diesel engine.