Temperature adjusting device of hydraulic oil tank

Abstract

The temperature adjusting device comprises a hydraulic oil tank body, one side of the inner wall of the hydraulic oil tank body is fixedly connected with a temperature sensor, the outer wall of the hydraulic oil tank body is fixedly connected with a temperature adjusting box, a heating rod and a semiconductor chilling plate, the heating rod is located in the temperature adjusting box, and the semiconductor chilling plate is located in the temperature adjusting box. The semiconductor chilling plate is located at the bottom of the temperature adjusting box, the partition plate is fixedly arranged on the inner wall of the temperature adjusting box, a first water passing cavity is formed between the inner wall of the partition plate and the outer wall of the hydraulic oil tank body, and the heating rod is located in the first water passing cavity; according to the scheme, when heating or cooling is carried out, the water pumping assembly is started to control liquid in the first water passing cavity and the second water passing cavity to circularly flow, so that uniform temperature adjustment can be carried out on oil in the hydraulic oil tank body, and the situation that the local temperature of the hydraulic oil tank body is low or high can be avoided as much as possible; and the temperature adjusting effect on the oil liquid can be enhanced.

Description

Technical Field

[0001] The present application relates to the technical field of hydraulic oil tanks, and in particular to a temperature regulating device for a hydraulic oil tank. Background Art

[0002] A hydraulic oil tank is a container used to store and supply hydraulic oil and is a key component in hydraulic systems. It's typically constructed from materials such as steel or aluminum to withstand the high pressures and temperatures of hydraulic systems. To ensure oil cleanliness and proper system operation, the tank is typically equipped with auxiliary devices such as an oil level gauge, filter, and vent valve. However, during operation, the oil inside the tank may be affected by the surrounding environment, resulting in excessively low or high viscosity. Therefore, a temperature control device is required.

[0003] In the related art, the temperature of the internal oil in the hydraulic oil tank is mainly regulated by a temperature regulating device. Since the viscosity of the oil will be too low under high temperature conditions and too high under low temperature conditions, the temperature regulating device usually needs to have the dual functions of cooling and heating. The existing temperature regulating device usually uses an air cooler to blow air to dissipate heat from the hydraulic oil tank and uses an electric heater to heat the hydraulic oil tank. However, in actual use, the cooling by blowing air and the heating by electric heater may cause the local temperature of the hydraulic oil tank to be lower or higher, which may affect the temperature regulation effect of the oil inside the hydraulic oil tank.

[0004] Therefore, those skilled in the art provide a temperature regulating device for a hydraulic oil tank to solve the problems raised in the above background technology. Utility Model Content

[0005] In order to solve the problem that the heat dissipation through air blowing and heating with an electric heater proposed in the above background technology may cause the local temperature of the hydraulic oil tank to be lower or higher during actual use, thereby possibly affecting the temperature regulation effect of the oil inside the hydraulic oil tank, the present application provides a temperature regulation device for a hydraulic oil tank.

[0006] The present application provides a temperature regulating device for a hydraulic oil tank adopts the following technical solution:

[0007] A temperature regulating device for a hydraulic oil tank comprises a hydraulic oil tank body, a temperature sensor is fixedly connected to one side of the inner wall of the hydraulic oil tank body, and a temperature regulating box, a heating rod and a semiconductor refrigeration plate are fixedly connected to the outer wall of the hydraulic oil tank body, wherein the heating rod is located inside the temperature regulating box, the semiconductor refrigeration plate is located at the bottom of the temperature regulating box, a partition plate is fixedly arranged on the inner wall of the temperature regulating box, a first water passage cavity is formed between the inner wall of the partition plate and the outer wall of the hydraulic oil tank body, the heating rod is located inside the first water passage cavity, a second water passage cavity is formed between the outer wall of the partition plate and the inner wall of the temperature regulating box, a pumping assembly is arranged inside the second water passage cavity, and one end of the pumping assembly passes through the partition plate and is connected with the first water passage cavity.

[0008] By adopting the above technical solution, a liquid for temperature adjustment is placed inside the temperature regulating box, the heating rod is activated to heat the liquid inside the first water chamber, and the semiconductor refrigeration plate is activated to heat the liquid inside the second water chamber. While heating or cooling, starting the pumping component can control the circulation of the liquid inside the first water chamber and the second water chamber, thereby evenly adjusting the temperature of the oil inside the hydraulic oil tank body.

[0009] Preferably, the hydraulic oil tank body includes a rectangular oil tank fixedly connected to the inside of the temperature regulating box, one side of the temperature sensor is fixedly connected to one side of the inner wall of the rectangular oil tank, and the top of the rectangular oil tank is fixedly connected with an oil inlet and an oil outlet connected to the rectangular oil tank.

[0010] By adopting the above technical solution, oil can be added to the interior of the rectangular oil tank through the oil inlet, and the oil inside the rectangular oil tank can be discharged to the outside through the oil outlet.

[0011] Preferably, the temperature regulating box includes a rectangular box body fixedly connected to the outer wall of the rectangular oil tank, the two sides of the partition plate are fixedly connected to the inner wall of the rectangular oil tank, one side of the rectangular box body is fixedly connected to a water inlet connected to the second water cavity, the bottom of the rectangular box body is provided with a storage opening that passes through the rectangular box body, the semiconductor refrigeration plate is located inside the storage opening, a waterproof membrane is provided inside the storage opening, the semiconductor refrigeration plate is located on the lower surface of the waterproof membrane, and a plurality of heightening pads are evenly and fixedly connected to the lower surface of the rectangular box body.

[0012] By adopting the above technical solution, the liquid used for temperature regulation can be added to the interior of the rectangular box through the water inlet, the storage port can limit the installation position of the semiconductor refrigeration plate, and the waterproof membrane can play a certain protective role for the semiconductor refrigeration plate.

[0013] Preferably, a viewing port penetrating the rectangular box body is provided on one side of the rectangular box body, the viewing port is located below the water inlet, and a transparent protective plate is provided inside the viewing port.

[0014] By adopting the above technical solution, personnel can check the amount of liquid inside the rectangular box through the transparent protective plate installed inside the viewing port.

[0015] Preferably, the partition plate includes a U-shaped partition fixedly connected to the inner wall of the rectangular box, a mounting hole is provided on one side of the top of the U-shaped partition for passing through the U-shaped partition, one end of the pumping assembly passes through the inside of the mounting hole, and a water outlet is provided on the other side of the top of the U-shaped partition for passing through the U-shaped partition, and a one-way valve is provided inside the water outlet.

[0016] By adopting the above technical solution, the U-shaped partition can isolate the space inside the rectangular box. By starting the pumping assembly, the liquid inside the second water chamber can be pumped into the first water chamber through the mounting hole. The excess liquid inside the first water chamber can be transported into the second water chamber through the one-way valve inside the water outlet.

[0017] Preferably, the pumping assembly includes a submersible pump located inside the second water cavity, the output end of the submersible pump is fixedly connected to a water pipe, and the end of the water pipe away from the submersible pump passes through the interior of the mounting hole and is connected to the first water cavity.

[0018] By adopting the above technical solution, starting the submersible pump can pump the liquid inside the second water passage cavity into the first water passage cavity through the water pipe.

[0019] Preferably, a plurality of support columns are evenly and fixedly connected to the lower surface of the rectangular oil tank, and the lower end surfaces of the support columns pass through the U-shaped partition and are fixedly connected to the bottom of the inner wall of the rectangular box body.

[0020] By adopting the above technical solution, the support column can play a certain supporting role between the bottom of the inner wall of the rectangular box and the lower surface of the rectangular oil tank.

[0021] In summary, this application has the following beneficial technical effects:

[0022] 1. The temperature regulating device of the hydraulic oil tank is provided inside a hydraulic oil tank body for storing oil. A temperature sensor can detect the temperature of the oil inside the hydraulic oil tank body. The use of the heating rod or the semiconductor refrigeration plate can be controlled by the detection. The heating rod is activated to heat the liquid inside the first water passage cavity, and the semiconductor refrigeration plate is activated to heat the liquid inside the second water passage cavity. While heating or cooling, starting the pumping assembly can control the circulation of the liquid inside the first water passage cavity and the second water passage cavity, thereby evenly regulating the temperature of the oil inside the hydraulic oil tank body, avoiding the situation where the temperature of the hydraulic oil tank body is locally low or high as much as possible, and enhancing the temperature regulation effect of the oil;

[0023] 2. The temperature control device of the hydraulic oil tank can add oil to the interior of the rectangular oil tank through the provided oil inlet, discharge the oil inside the rectangular oil tank through the oil outlet, and add liquid used for temperature control to the interior of the rectangular box through the water inlet. Personnel can check the amount of liquid inside the rectangular box through the transparent protective plate installed inside the viewing port. The storage port can limit the installation position of the semiconductor cooling chip. The waterproof membrane can provide certain protection for the semiconductor cooling chip. The heightening pad can raise the bottom of the rectangular box to facilitate heat dissipation of the semiconductor cooling chip.

[0024] 3. The temperature regulating device of the hydraulic oil tank is equipped with a U-shaped partition that can isolate the space inside the rectangular box. When the pumping assembly is started, the liquid inside the second water chamber can be pumped into the first water chamber through the mounting hole. The excess liquid inside the first water chamber can be transported into the second water chamber through the one-way valve inside the water outlet. The support column can provide a certain support between the bottom of the inner wall of the rectangular box and the lower surface of the rectangular oil tank. When the submersible pump is started, the liquid inside the second water chamber can be pumped into the first water chamber through the water pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is a schematic diagram of the overall structure of a temperature regulating device for a hydraulic oil tank in an embodiment of the present application;

[0026] Figure 2 This is a schematic cross-sectional view of a temperature regulating device for a hydraulic oil tank according to an embodiment of the present application;

[0027] Figure 3 This is a temperature regulating device for a hydraulic oil tank in the embodiment of the present application. Figure 2 A schematic diagram of the structure enlargement at point A;

[0028] Figure 4 This is a temperature regulating device for a hydraulic oil tank in the embodiment of the present application. Figure 2 Schematic diagram of the enlarged structure at point B in FIG.

[0029] Explanation of the accompanying symbols: 1. Hydraulic oil tank body; 101. Rectangular oil tank; 102. Oil inlet; 103. Oil outlet; 2. Temperature regulating box; 201. Rectangular box; 202. Water filling port; 203. Storage port; 204. Waterproof membrane; 205. Heightening pad; 3. Temperature sensor; 4. Heating rod; 5. Semiconductor refrigeration plate; 6. Partition plate; 601. U-shaped partition; 602. Mounting hole; 603. Water outlet; 604. One-way valve; 7. First water cavity; 8. Second water cavity; 9. Pumping assembly; 901. Submersible pump; 902. Water pipe; 10. Inspection port; 11. Transparent protective plate; 12. Support column. DETAILED DESCRIPTION

[0030] The following is combined with Figure 1-4 This application is described in further detail.

[0031] The embodiment of the present application discloses a temperature regulating device for a hydraulic oil tank. Figure 1 、 Figure 2 and Figure 3 A temperature regulating device for a hydraulic oil tank comprises a hydraulic oil tank body 1, a temperature sensor 3 is fixedly connected to one side of the inner wall of the hydraulic oil tank body 1, a temperature regulating box 2, a heating rod 4 and a semiconductor refrigeration plate 5 are fixedly connected to the outer wall of the hydraulic oil tank body 1, wherein the heating rod 4 is located inside the temperature regulating box 2, the semiconductor refrigeration plate 5 is located at the bottom of the temperature regulating box 2, the partition plate 6 is fixedly arranged on the inner wall of the temperature regulating box 2, a first water passage cavity 7 is formed between the inner wall of the partition plate 6 and the outer wall of the hydraulic oil tank body 1, the heating rod 4 is located inside the first water passage cavity 7, a second water passage cavity 8 is formed between the outer wall of the partition plate 6 and the inner wall of the temperature regulating box 2, a pumping assembly 9 is arranged inside the second water passage cavity 8, and one end of the pumping assembly 9 passes through the partition plate 6 and is connected with the first water passage cavity 7.

[0032] In this embodiment, the interior of the hydraulic oil tank body 1 provided in the temperature regulating device of the hydraulic oil tank is used to store oil, and the temperature of the oil inside the hydraulic oil tank body 1 can be detected by the temperature sensor 3, and the temperature regulating box 2 is provided on the outer wall of the hydraulic oil tank body 1, and liquid for temperature regulation can be placed inside the temperature regulating box 2. Furthermore, the interior of the temperature regulating box 2 is divided into a first water passage chamber 7 and a second water passage chamber 8 by a partition plate 6, and the use of the heating rod 4 or the semiconductor refrigeration plate 5 can be controlled by the detection data of the temperature sensor 3. By activating the heating rod 4, the liquid inside the first water passage chamber 7 can be heated, and by activating the semiconductor refrigeration plate 5, the liquid inside the second water passage chamber 8 can be cooled. When it is necessary to heat the oil inside the hydraulic oil tank body 1, the heating rod 4 can be activated and the semiconductor refrigeration plate 5 can be turned off, and the liquid inside the first water passage chamber 7 can be cooled by the heating rod 4. The liquid in the second water chamber 8 is heated. When the oil in the hydraulic oil tank body 1 needs to be cooled, the semiconductor refrigeration plate 5 can be activated and the heating rod 4 can be closed. The liquid in the second water chamber 8 is heated by the semiconductor refrigeration plate 5. While heating or cooling, the pumping component 9 can be started to pump the liquid in the second water chamber 8 to one side of the interior of the first water chamber 7. The excess liquid in the first water chamber 7 can flow into the second water chamber 8 from the other side. The liquid in the first water chamber 7 and the second water chamber 8 can be controlled to circulate, so that the temperature uniformity of the liquid for temperature regulation of the hydraulic oil tank body 1 can be maintained, and the oil in the hydraulic oil tank body 1 can be uniformly temperature regulated, so as to avoid the situation where the local temperature of the hydraulic oil tank body 1 is low or high as much as possible, and the temperature regulation effect of the oil can be enhanced, making the present application more conducive to practical use.

[0033] In a further preferred embodiment of the present invention, Figure 1 and Figure 2 As shown, the hydraulic oil tank body 1 includes a rectangular oil tank 101 fixedly connected to the inside of the temperature regulating box 2, one side of the temperature sensor 3 is fixedly connected to one side of the inner wall of the rectangular oil tank 101, and the top of the rectangular oil tank 101 is fixedly connected with an oil inlet 102 and an oil outlet 103 connected to the rectangular oil tank 101.

[0034] In this embodiment, oil can be added to the interior of the rectangular oil tank 101 through the oil inlet 102, and the oil inside the rectangular oil tank 101 can be discharged outward through the oil outlet 103. In order to ensure the cleanliness of the oil and the normal operation of the system, the rectangular oil tank 101 can be equipped with auxiliary devices such as an oil level gauge, a filter, and a vent valve.

[0035] In a further preferred embodiment of the present invention, Figure 2 、 Figure 3 and Figure 4As shown, the temperature regulating box 2 includes a rectangular box body 201 fixedly connected to the outer wall of the rectangular oil tank 101, both sides of the partition plate 6 are fixedly connected to the inner wall of the rectangular oil tank 101, one side of the rectangular box body 201 is fixedly connected with a water inlet 202 connected to the second water passage chamber 8, and the bottom of the rectangular box body 201 is provided with a storage port 203 that passes through the rectangular box body 201, the semiconductor refrigeration plate 5 is located inside the storage port 203, and a waterproof membrane 204 is provided inside the storage port 203, the semiconductor refrigeration plate 5 is located on the lower surface of the waterproof membrane 204, and a plurality of heightening pads 205 are evenly and fixedly connected to the lower surface of the rectangular box body 201.

[0036] In this embodiment, liquid used for temperature regulation can be added to the interior of the rectangular box 201 through the water inlet 202, the installation position of the semiconductor refrigeration plate 5 can be limited through the storage port 203, and the semiconductor refrigeration plate 5 can be protected to a certain extent by the waterproof membrane 204 to prevent liquid from flowing onto the semiconductor refrigeration plate 5. At the same time, it is also convenient to cool the liquid inside the second water cavity 8 through the semiconductor refrigeration plate 5. The bottom of the rectangular box 201 can be raised by the heightening pad 205, so that a certain space is left between the lower surface of the rectangular box 201 and the placement surface to facilitate the heat dissipation of the semiconductor refrigeration plate 5.

[0037] In a further preferred embodiment of the present invention, Figure 1 、 Figure 2 and Figure 4 As shown, a viewing port 10 is provided on one side of the rectangular box 201 and passes through the rectangular box 201 . The viewing port 10 is located below the water inlet 202 , and a transparent protective plate 11 is provided inside the viewing port 10 .

[0038] In this embodiment, a user can check the amount of liquid inside the rectangular box 201 through the transparent protective plate 11 installed inside the viewing port 10 .

[0039] In a further preferred embodiment of the present invention, Figure 2 、 Figure 3 and Figure 4 As shown, the partition plate 6 includes a U-shaped partition 601 fixedly connected to the inner wall of the rectangular box 201, and a mounting hole 602 is provided on one side of the top of the U-shaped partition 601 for passing through the U-shaped partition 601. One end of the pumping assembly 9 passes through the interior of the mounting hole 602, and a water outlet 603 is provided on the other side of the top of the U-shaped partition 601 for passing through the U-shaped partition 601. A one-way valve 604 is provided inside the water outlet 603.

[0040] In this embodiment, the space inside the rectangular box 201 can be isolated by the U-shaped partition 601. When the pumping assembly 9 is started, the liquid inside the second water chamber 8 can be pumped into the first water chamber 7 through the mounting hole 602. The excess liquid inside the first water chamber 7 can be transported into the second water chamber 8 through the one-way valve 604 inside the water port 603 to facilitate liquid circulation.

[0041] In a further preferred embodiment of the present invention, Figure 2 As shown, a plurality of support columns 12 are evenly and fixedly connected to the lower surface of the rectangular oil tank 101 , and the lower end surfaces of the support columns 12 pass through the U-shaped partition 601 and are fixedly connected to the bottom of the inner wall of the rectangular box body 201 .

[0042] In this embodiment, the support column 12 can provide a certain support between the bottom of the inner wall of the rectangular box body 201 and the lower surface of the rectangular oil tank 101, thereby enhancing the stability of the position of the rectangular oil tank 101.

[0043] In a further preferred embodiment of the present invention, Figure 2 As shown, the pumping assembly 9 includes a submersible pump 901 located inside the second water chamber 8. The output end of the submersible pump 901 is fixedly connected to a water pipe 902. The end of the water pipe 902 away from the submersible pump 901 passes through the interior of the mounting hole 602 and is connected to the first water chamber 7.

[0044] In this embodiment, starting the submersible pump 901 can pump the liquid in the second water passage chamber 8 into the water delivery pipe 902 , and the liquid can be delivered to the first water passage chamber 7 through the water delivery pipe 902 .

[0045] The implementation principle of the temperature regulating device of a hydraulic oil tank in the embodiment of the present application is as follows:

[0046] When in use, a liquid for temperature adjustment is placed inside the temperature regulating box 2. When the oil inside the hydraulic oil tank body 1 needs to be heated, the heating rod 4 is activated and the semiconductor refrigeration sheet 5 is closed. The liquid inside the first water passage cavity 7 is heated by the heating rod 4. When the oil inside the hydraulic oil tank body 1 needs to be cooled, the semiconductor refrigeration sheet 5 is activated and the heating rod 4 is closed. The liquid inside the second water passage cavity 8 is heated by the semiconductor refrigeration sheet 5. While heating or cooling, the pumping component 9 is activated to pump the liquid inside the second water passage cavity 8. The liquid is pumped to one side of the interior of the first water chamber 7, and the excess liquid in the first water chamber 7 can flow into the second water chamber 8 from the other side, so that the liquid in the first water chamber 7 and the second water chamber 8 can be controlled to circulate, thereby maintaining the uniformity of the liquid temperature for temperature regulation of the hydraulic oil tank body 1, and uniformly regulating the temperature of the oil in the hydraulic oil tank body 1, thereby avoiding the situation where the local temperature of the hydraulic oil tank body 1 is low or high, and enhancing the temperature regulation effect of the oil, making the present application more conducive to practical use.

[0047] The above are all preferred embodiments of the present application, and are not intended to limit the scope of protection of the present application. Therefore, any equivalent changes made based on the structure, shape, and principle of the present application should be included in the scope of protection of the present application.

Claims

1. A temperature regulating device for a hydraulic oil tank, comprising a hydraulic oil tank body (1), characterized in that: A temperature sensor (3) is fixedly connected to one side of the inner wall of the hydraulic oil tank body (1), and a temperature regulating box (2) is fixedly connected to the outer wall of the hydraulic oil tank body (1); A heating rod (4) and a semiconductor refrigeration sheet (5), wherein the heating rod (4) is located inside the temperature regulating box (2), and the semiconductor refrigeration sheet (5) is located at the bottom of the temperature regulating box (2); and A partition plate (6) is fixedly arranged on the inner wall of the temperature regulating box (2); a first water passage cavity (7) is formed between the inner wall of the partition plate (6) and the outer wall of the hydraulic oil tank body (1); the heating rod (4) is located inside the first water passage cavity (7); a second water passage cavity (8) is formed between the outer wall of the partition plate (6) and the inner wall of the temperature regulating box (2); a pumping assembly (9) is arranged inside the second water passage cavity (8); one end of the pumping assembly (9) passes through the partition plate (6) and is connected to the first water passage cavity (7).

2. The temperature regulating device of a hydraulic oil tank according to claim 1, characterized in that: The hydraulic oil tank body (1) comprises a rectangular oil tank (101) fixedly connected to the interior of the temperature regulating box (2); one side of the temperature sensor (3) is fixedly connected to one side of the inner wall of the rectangular oil tank (101); and the top of the rectangular oil tank (101) is fixedly connected to an oil inlet (102) and an oil outlet (103) that are in communication with the rectangular oil tank (101).

3. The temperature regulating device of a hydraulic oil tank according to claim 2, characterized in that: The temperature regulating box (2) comprises a rectangular box body (201) fixedly connected to the outer wall of the rectangular oil tank (101), both sides of the partition plate (6) are fixedly connected to the inner wall of the rectangular oil tank (101), one side of the rectangular box body (201) is fixedly connected with a water inlet (202) connected to the second water passage cavity (8), the bottom of the rectangular box body (201) is provided with a storage opening (203) that passes through the rectangular box body (201), the semiconductor refrigeration plate (5) is located inside the storage opening (203), a waterproof membrane (204) is provided inside the storage opening (203), the semiconductor refrigeration plate (5) is located on the lower surface of the waterproof membrane (204), and a plurality of heightening pads (205) are evenly and fixedly connected to the lower surface of the rectangular box body (201).

4. The temperature regulating device for a hydraulic oil tank according to claim 3, characterized in that: A viewing port (10) passing through the rectangular box (201) is provided on one side of the rectangular box (201). The viewing port (10) is located below the water inlet (202). A transparent protective plate (11) is provided inside the viewing port (10).

5. The temperature regulating device for a hydraulic oil tank according to claim 3, characterized in that: The partition plate (6) comprises a U-shaped partition plate (601) fixedly connected to the inner wall of the rectangular box (201); a mounting hole (602) is provided on one side of the top of the U-shaped partition plate (601) for passing through the U-shaped partition plate (601); one end of the water pumping assembly (9) passes through the interior of the mounting hole (602); a water outlet (603) is provided on the other side of the top of the U-shaped partition plate (601) for passing through the U-shaped partition plate (601); and a one-way valve (604) is provided inside the water outlet (603).

6. The temperature regulating device for a hydraulic oil tank according to claim 5, characterized in that: The pumping assembly (9) comprises a submersible pump (901) located inside the second water passage cavity (8); the output end of the submersible pump (901) is fixedly connected to a water pipe (902); an end of the water pipe (902) away from the submersible pump (901) passes through the interior of the mounting hole (602) and is connected to the first water passage cavity (7).

7. The temperature regulating device for a hydraulic oil tank according to claim 5, characterized in that: A plurality of support columns (12) are evenly and fixedly connected to the lower surface of the rectangular oil tank (101), and the lower end surfaces of the support columns (12) pass through the U-shaped partition (601) and are fixedly connected to the bottom of the inner wall of the rectangular box body (201).

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