CN211550157U

CN211550157U - Hydraulic oil cooling system

Info

Publication number: CN211550157U
Application number: CN201922171123.2U
Authority: CN
Inventors: 李建; 胡艳
Original assignee: Feishi Pipeline Technology Taicang Co ltd
Current assignee: Feishi Pipeline Technology Taicang Co ltd
Priority date: 2019-12-06
Filing date: 2019-12-06
Publication date: 2020-09-22
Anticipated expiration: 2029-12-06

Abstract

The utility model discloses a hydraulic oil cooling system, include: the compressor, the condenser, the throttle subassembly, the evaporimeter, the heat transfer jar body, pump and the stock solution jar body, the refrigerant export of compressor and the refrigerant import intercommunication of condenser, the refrigerant export of condenser is through the refrigerant import intercommunication of throttle subassembly with the evaporimeter, the refrigerant export of evaporimeter and the refrigerant import intercommunication of compressor, the liquid outlet of the stock solution jar body and the inlet of the heat transfer jar body intercommunication, the liquid outlet of the heat transfer jar body and the inlet of the stock solution jar body intercommunication, the pump is located the pipeline between the heat transfer jar body and the stock solution jar body. The utility model provides a hydraulic oil cooling system, the fin of evaporimeter keeps with the great difference in temperature of hydraulic oil to make hydraulic oil at the internal circulation of heat transfer jar under the pumping action, make the heat of hydraulic oil can be fully absorbed and effectively cool off by the evaporimeter.

Description

Hydraulic oil cooling system

Technical Field

The utility model belongs to the technical field of fluid performance relevant measure technique and specifically relates to a hydraulic oil cooling system.

Background

Most mechanical equipment needs to generate heat during mechanical work, and a series of defects are caused to the working environment of the system due to high temperature. If some equipment is used with hydraulic oil, the hydraulic oil is easy to thin when heated, the viscosity of the hydraulic oil is reduced, and oil leakage is easy to occur. The other mechanical equipment can generate certain heat due to high-speed running of the equipment, so that the equipment cannot work normally, and the service life of the equipment is seriously influenced in order to ensure the normal work of the equipment.

At present, the circulating hydraulic oil is generally cooled by water cooling or air cooling. But the cooling efficiency by water cooling or air cooling is low.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a hydraulic oil cooling system improves cooling efficiency.

In order to solve the technical problem, the utility model provides a hydraulic oil cooling system, include: compressor, condenser, throttle subassembly, evaporimeter, the heat transfer jar body, pump and be used for storing the stock solution jar body of treating refrigerated hydraulic oil, the refrigerant export of compressor with the refrigerant import intercommunication of condenser, the refrigerant export of condenser passes through the throttle subassembly with the refrigerant import intercommunication of evaporimeter, the refrigerant export of evaporimeter with the refrigerant import intercommunication of compressor, the liquid outlet of the stock solution jar body with the inlet intercommunication of the heat transfer jar body, the liquid outlet of the heat transfer jar body with the inlet intercommunication of the stock solution jar body, the pump is located the heat transfer jar body with on the pipeline between the stock solution jar body, wherein, the heat transfer jar body is rectangular form, the shape of evaporimeter with the heat transfer jar body phase-match is fixed in the cavity of the heat transfer jar body, the evaporimeter includes: many evaporating pipes and a plurality of fin that are fixed in on the evaporating pipe, each the length direction of evaporating pipe with the length direction of the heat transfer jar body is unanimous, each the fin perpendicular to the length direction of the heat transfer jar body, still be provided with along its length direction interval distribution's polylith guide plate in the cavity of the heat transfer jar body, each the guide plate perpendicular to the length direction of the heat transfer jar body, each the guide plate with the wherein one side inner wall fixed connection of the heat transfer jar body, and leave the clearance between the opposite side inner wall, the clearance is used for hydraulic oil to flow through, adjacent two the clearance is located respectively the both sides of the heat transfer jar body, the inlet and the liquid outlet of the heat transfer jar body are located both ends respectively.

Further, by the inlet of the heat transfer jar body to liquid outlet direction, adjacent two the interval of guide plate reduces gradually.

Further, the heat transfer jar is vertical to be set up, the inlet of the heat transfer jar is located the top, the liquid outlet of the heat transfer jar is located the bottom.

Further, the liquid inlet of the liquid storage tank body is located at the bottom end, and the liquid outlet of the liquid storage tank body is located at the top end.

Furthermore, the heat exchange tank body and the guide plate are both made of good thermal conductors.

Further, the outer wall of the heat exchange tank body is also provided with heat conduction fins.

Further, a fan is arranged outside the heat exchange tank body.

Further, the guide plate is formed by splicing two parts.

Further, still include temperature sensor and controller, temperature sensor set up in the liquid storage tank body and with the controller electricity is connected, the controller is used for controlling hydraulic oil cooling system works.

Has the advantages that:

the utility model provides a hydraulic oil cooling system keeps great difference in temperature between evaporimeter and the hydraulic oil, and hydraulic oil is at the internal circulation of heat transfer jar, thereby the heat can be fully absorbed effective cooling by the evaporimeter. In addition, a guide plate is arranged in the heat exchange tank body, the flow path of the hydraulic oil is lengthened and controlled, so that the hydraulic oil can be in contact with the evaporator more fully, and the heat exchange is carried out more efficiently.

Drawings

FIG. 1 shows the structure of the hydraulic oil cooling system of the present invention;

FIG. 2 is a schematic diagram of the construction of the heat exchange tank and evaporator of the hydraulic oil cooling system;

FIG. 3 is a sectional view A-A of FIG. 2;

fig. 4 is a schematic structural diagram of a guide plate in the hydraulic oil cooling system of the present invention.

In the figure, 1 is a compressor, 2 is an evaporator, 201 is an evaporation tube, 202 is a fin, 3 is a pump, 4 is a condenser, 5 is a throttling component, 6 is a heat exchange tank body, 601 is an liquid inlet, 602 is a liquid outlet, 7 is a liquid storage tank body, and 8 is a guide plate.

Detailed Description

The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.

A hydraulic oil cooling system, as shown in fig. 1, comprising: compressor 1, condenser 2, throttle subassembly 5, evaporimeter 2, the heat transfer jar body 6, pump 3 and the stock solution jar body 7 that is used for storing the refrigerated hydraulic oil of treating, compressor 1's refrigerant export and condenser 2's refrigerant import intercommunication, condenser 2's refrigerant export is through throttle subassembly 5 and evaporimeter 2's refrigerant import intercommunication, evaporimeter 2's refrigerant export and compressor 1's refrigerant import intercommunication, form the circulation system of refrigerant, the liquid outlet of the stock solution jar body 7 and the inlet of the heat transfer jar body 6 intercommunication, the liquid outlet of the heat transfer jar body 6 and the inlet of the stock solution jar body 7 intercommunication, pump 3 is located on the pipeline between the heat transfer jar body 6 and the stock solution jar body 7, form circulation system hydraulic oil.

During operation, the coolant brings away the heat of hydraulic oil in heat transfer jar body 6, specifically, keeps great difference in temperature between evaporimeter 2 and the hydraulic oil, and hydraulic oil circulates in heat transfer jar body 6 for thereby the heat of hydraulic oil can be fully absorbed by evaporimeter 2 and effectively cool off.

In order to exchange heat more efficiently, as shown in fig. 1 to 3, a flow guide plate 602 is arranged in the heat exchange tank 6, and a flow path (shown by a dotted line in fig. 2) of hydraulic oil is lengthened and controlled, so that the hydraulic oil can be in full contact with the evaporator 2, and heat exchange is performed more efficiently. Specifically, the heat exchange tank 6 is rectangular form, and in the shape of the evaporator 2 and the heat exchange tank 6 phase-match and being fixed in the cavity of the heat exchange tank 6, the evaporator 2 includes: the heat exchange tank comprises a plurality of evaporation tubes 201 and a plurality of fins 202 fixed on the evaporation tubes 201, wherein the evaporation tubes 201 are used for flowing of a refrigerant, the length direction of each evaporation tube 201 is consistent with the length direction of a heat exchange tank body 6, each fin 202 is perpendicular to the length direction of the heat exchange tank body 6, a plurality of guide plates 8 are arranged in a cavity of the heat exchange tank body 6, the plurality of guide plates 8 are distributed at intervals along the length direction of the heat exchange tank body 6, each guide plate 8 is perpendicular to the length direction of the heat exchange tank body 6, each guide plate 8 is fixedly connected with the inner wall of one side of the heat exchange tank body 6, a gap is reserved between each guide plate 8 and the inner wall of the other side of the heat exchange tank body 6, the gap.

At inlet 601 one side, the hydraulic oil temperature that just got into in the heat transfer jar body 6 is higher, in liquid outlet 602 one side, the hydraulic oil temperature is lower relatively, this just causes by inlet 601 to liquid outlet 602 direction, the condition that the hydraulic oil temperature reduces gradually, heat exchange efficiency is low, simultaneously, the hydraulic oil viscosity of different temperatures is different, cause the velocity of flow different, for this reason, further improve, by inlet 601 to liquid outlet 602 direction of the heat transfer jar body 6, the interval of two adjacent guide plates 8 reduces gradually, in order to reduce the difference in temperature of inlet 601 and liquid outlet 602 department hydraulic oil.

In addition, the heat exchange tank body is vertically arranged, the liquid inlet 601 is located at the top end, the liquid outlet 602 is located at the bottom end, the temperature of hydraulic oil at the liquid inlet 601 is high, the temperature of hydraulic oil at the liquid outlet 602 is low, the density is different, and the hydraulic oil is enabled not to flow back.

In an optional implementation manner of this embodiment, the liquid inlet of the liquid storage tank 7 is located at the bottom end, and the liquid outlet of the liquid storage tank 7 is located at the top end. Thus, the hydraulic oil with a low temperature is located at the bottom end and the hydraulic oil with a high temperature is located at the top end, and the hydraulic oil with a high temperature can be preferentially cooled.

In an optional implementation manner of this embodiment, the heat exchange tank 6 and the deflector 8 are made of good thermal conductors, such as aluminum alloy, so that the heat of the hydraulic oil can be conducted to the outside of the heat exchange tank 6. Furthermore, the outer wall of the heat exchange tank 6 is further provided with heat conducting fins (not shown), so as to enhance the heat transfer capability of the heat exchange tank 6 to the outside air. A fan (not shown) may also be disposed outside the heat exchange tank to enhance the heat exchange capability of the heat exchange tank 6.

In an alternative embodiment of this embodiment, as shown in fig. 4, the baffle 8 is made by two parts which are split for ease of assembly.

In an optional implementation manner of this embodiment, the hydraulic oil cooling system further includes a temperature sensor (not shown in the figure) and a controller (not shown in the figure), the temperature sensor is disposed in the liquid storage tank body and electrically connected to the controller, and the controller is configured to control the operation of the hydraulic oil cooling system. In this way, the hydraulic oil cooling system can be restarted when the hydraulic oil exceeds a predetermined temperature to save energy.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims

1. A hydraulic oil cooling system, comprising: compressor, condenser, throttle subassembly, evaporimeter, the heat transfer jar body, pump and be used for storing the stock solution jar body of treating refrigerated hydraulic oil, the refrigerant export of compressor with the refrigerant import intercommunication of condenser, the refrigerant export of condenser passes through the throttle subassembly with the refrigerant import intercommunication of evaporimeter, the refrigerant export of evaporimeter with the refrigerant import intercommunication of compressor, the liquid outlet of the stock solution jar body with the inlet intercommunication of the heat transfer jar body, the liquid outlet of the heat transfer jar body with the inlet intercommunication of the stock solution jar body, the pump is located the heat transfer jar body with on the pipeline between the stock solution jar body, wherein, the heat transfer jar body is rectangular form, the shape of evaporimeter with the heat transfer jar body phase-match is fixed in the cavity of the heat transfer jar body, the evaporimeter includes: many evaporating pipes and a plurality of fin that are fixed in on the evaporating pipe, each the length direction of evaporating pipe with the length direction of the heat transfer jar body is unanimous, each the fin perpendicular to the length direction of the heat transfer jar body, still be provided with along its length direction interval distribution's polylith guide plate in the cavity of the heat transfer jar body, each the guide plate perpendicular to the length direction of the heat transfer jar body, each the guide plate with the wherein one side inner wall fixed connection of the heat transfer jar body, and leave the clearance between the opposite side inner wall, the clearance is used for hydraulic oil to flow through, adjacent two the clearance is located respectively the both sides of the heat transfer jar body, the inlet and the liquid outlet of the heat transfer jar body are located both ends respectively.

2. The hydraulic oil cooling system of claim 1, wherein the distance between two adjacent guide plates is gradually reduced from the liquid inlet to the liquid outlet of the heat exchange tank body.

3. The hydraulic oil cooling system of claim 1, wherein the heat exchange tank body is vertically arranged, the liquid inlet of the heat exchange tank body is located at the top end, and the liquid outlet of the heat exchange tank body is located at the bottom end.

4. The hydraulic oil cooling system of claim 1, wherein the liquid inlet of the liquid storage tank is located at the bottom end, and the liquid outlet of the liquid storage tank is located at the top end.

5. The hydraulic oil cooling system of claim 1, wherein the heat exchanging tank and the flow guide plate are both good thermal conductors.

6. The hydraulic oil cooling system of claim 5, wherein the outer wall of the heat exchange tank body is further provided with heat conducting fins.

7. The hydraulic oil cooling system according to claim 6, wherein a fan is further provided outside the heat exchange tank body.

8. The hydraulic oil cooling system of claim 1, wherein the deflector is formed by two pieces.

9. The hydraulic oil cooling system of claim 1, further comprising a temperature sensor and a controller, wherein the temperature sensor is disposed in the liquid storage tank and electrically connected to the controller, and the controller is configured to control the operation of the hydraulic oil cooling system.