CN218408019U

CN218408019U - Cooler for hydraulic pipeline

Info

Publication number: CN218408019U
Application number: CN202222537145.8U
Authority: CN
Inventors: 王海东; 巩永忠; 刘新宇; 彭涛
Original assignee: Shanghai Essen Hydraulic System Co ltd
Current assignee: Shanghai Essen Hydraulic System Co ltd
Priority date: 2022-09-24
Filing date: 2022-09-24
Publication date: 2023-01-31
Anticipated expiration: 2032-09-24

Abstract

The utility model relates to a cooler for hydraulic circuit relates to general heat exchange technology's field, and it includes the cooling chamber, mounting flange and cooling tube, mounting flange is provided with two both ends that are fixed in the cooling chamber respectively, be formed with the cooling chamber between cooling chamber and mounting flange, the cooling tube runs through cooling chamber and mounting flange, the end fixing of cooling tube is on mounting flange, be provided with the fin on the lateral wall of cooling tube, set up the oil inlet and the oil-out that communicate the cooling chamber on two mounting flange respectively. When the cooler is used, the cooler can be directly connected into the hydraulic pipeline to serve as a part of oil circuit, and therefore space can be effectively saved.

Description

Cooler for hydraulic pipeline

Technical Field

The present application relates to the field of heat exchange technology in general, and more particularly, to a cooler for a hydraulic line.

Background

The hydraulic system includes a hydraulic transmission system and a hydraulic control system, the hydraulic transmission system mainly functions to transmit power and motion, the hydraulic control system needs to make the output of the hydraulic system meet specific performance requirements, and the hydraulic system is mainly referred to as a hydraulic transmission system.

In the related art, when a hydraulic system works, as the transmission fluid in a pipeline can continuously move and be continuously extruded, the temperature of the transmission fluid can be gradually increased, and the transmission efficiency can be gradually reduced after the temperature of the transmission fluid is increased. In order to keep the temperature of the transmission fluid within a proper range during the operation of the hydraulic system, a water cooling device is usually connected to the hydraulic line to cool the transmission fluid. The water cooling device comprises a cooler main body and a cooling water pipe arranged in the cooler main body, the transmission fluid is introduced into the cooler, then cooling water flows through the cooling water pipe, and the heat of the transmission fluid is carried away through the cooling water.

Aiming at the related technology, the water cooling device is a device which is independently arranged, has larger volume and occupies more space.

SUMMERY OF THE UTILITY MODEL

In order to save space, this application provides a cooler for hydraulic line, has small, the effect of facilitating the use.

The application provides a cooler for hydraulic circuit adopts following technical scheme:

the utility model provides a cooler for hydraulic line, includes cooling chamber, mounting flange and cooling tube, mounting flange is provided with two and is fixed in respectively the both ends of cooling chamber be formed with the cooling chamber between cooling chamber and the mounting flange, the cooling tube runs through the cooling chamber with mounting flange, the end fixing of cooling tube is in on the mounting flange, be provided with the fin on the lateral wall of cooling tube, two the intercommunication has been seted up respectively on the mounting flange the oil inlet and the oil-out in cooling chamber.

By adopting the technical scheme, the cooling chamber and the fixed flange are arranged, so that the cooler can be directly connected to the hydraulic pipeline to serve as a part of the hydraulic pipeline when in use, thereby reducing the volume and reasonably utilizing the space; simultaneously, through letting in the transmission fluid cooling chamber, the coolant liquid lets in the cooling tube, and the transmission fluid not only can be dispelled the heat through cooling tube and fin with heat conduction for the coolant liquid, dispels the heat through the coolant liquid, can also dispel the heat through the air with heat conduction in to the air through the cooling chamber, helps improving the radiating efficiency.

Optionally, the fins are spirally arranged on the outer side wall of the cooling tube along the length direction of the cooling tube.

Through adopting above-mentioned technical scheme, because the transmission fluid flows along the length direction of cooling tube, with fin spiral setting on the cooling tube, the transmission fluid can flow on the cooling tube along the fin, helps improving the circulation of the transmission fluid that is close to the cooling tube position, and then the heat conduction of transmission fluid that can be better gives the cooling tube, improves the radiating efficiency.

Optionally, the cooling pipe is provided with a plurality of pipes.

Through adopting above-mentioned technical scheme, set up many cooling tubes, can effectively improve cooling efficiency.

Optionally, the oil inlet and the oil outlet are located at positions where the two fixing flanges are staggered by 180 degrees.

Through adopting above-mentioned technical scheme, set up oil inlet and oil-out in 180 relative positions, when transmission liquid flows from the oil inlet to the oil-out, transmission liquid is not flowing along cooling tube length direction completely, but the slant flows, can effectively increase the contact of transmission liquid and cooling tube, and then improve cooling efficiency.

Optionally, an end cover is fixed to each of the two ends of the fixing flanges, the end of each of the two fixing flanges, which is far away from each other, is provided with a liquid through groove communicated with the cooling pipe, a liquid through port is formed in the side wall of the end cover, which corresponds to the liquid through groove, and an oil inlet and an oil outlet are formed in the two end covers, which correspond to the oil inlet and the oil outlet respectively, in a penetrating manner.

By adopting the technical scheme, the end cover is arranged and the liquid through port is formed in the end cover, so that cooling liquid can be simultaneously introduced into the plurality of cooling pipes through the liquid through port and the liquid through groove, and the use is convenient; and an oil inlet hole and an oil outlet hole are formed in the end cover, so that a hydraulic pipeline is conveniently connected.

Optionally, a first sealing groove is formed in the periphery of the liquid passing groove on the fixing flange, and a sealing ring is arranged in the first sealing groove.

Through adopting above-mentioned technical scheme, offer first seal groove in the week side that leads to the liquid groove, set up the sealing washer in first seal groove, when fixing the end cover on mounting flange, sealing washer both sides butt end cover and mounting flange can seal leading to the liquid groove, and the prevention coolant liquid is scurried into in the transmission fluid.

Optionally, a first mounting hole for mounting a pressure sensor and a pressure gauge is formed in the end cover, and the first mounting hole is communicated with the oil inlet or the oil outlet.

By adopting the technical scheme, the end cover is provided with the first mounting hole, and the pressure sensor and the pressure gauge are mounted at the first mounting hole, so that the working condition of the hydraulic system can be monitored in real time through the pressure sensor and the pressure gauge.

Optionally, a second mounting hole for mounting a thermometer is formed in the end cover, and the second mounting hole is communicated with the oil outlet.

Through adopting above-mentioned technical scheme, set up the second mounting hole of intercommunication oil-out on the end cover, through at second mounting hole department installation thermometer, can observe the cooling condition of transmission liquid through the thermometer.

In summary, the present application includes at least one of the following beneficial technical effects:

1. through the arrangement of the cooling chamber and the fixing flange, when the cooling device is used, the cooler can be directly connected to the hydraulic pipeline and serves as a part of the hydraulic pipeline, so that the size can be reduced, the space can be reasonably utilized, meanwhile, the transmission liquid is introduced into the cooling cavity, the cooling liquid is introduced into the cooling pipe, the transmission liquid can conduct heat to the cooling liquid through the radiating pipe and the fins, the heat is dissipated through the cooling liquid, the heat can be conducted to the air through the cooling chamber, the heat is dissipated through the air, and the radiating efficiency is improved;

2. the fins are spirally arranged on the cooling pipe, and the transmission liquid flows along the length direction of the cooling pipe, so that the transmission liquid can flow on the cooling pipe along the fins, the circulation of the transmission liquid close to the cooling pipe is improved, the heat of the transmission liquid can be better conducted to the cooling pipe, and the heat dissipation efficiency is improved;

3. through setting up oil inlet and oil-out 180 relative positions, when transmission liquid flows from the oil inlet to the oil-out, transmission liquid is not flowing along cooling tube length direction completely, but the slant is flowing, can effectively increase the contact of transmission liquid and cooling tube, and then improve cooling efficiency.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 2 is a schematic view of a cooling tube according to an embodiment of the present application;

fig. 3 is an enlarged view of the area a in fig. 1.

Reference numerals: 1. fixing the flange; 11. an oil inlet; 12. an oil outlet; 13. a liquid introducing groove; 14. a first seal groove; 15. a seal ring; 16. a communicating groove; 17. a second seal groove; 2. a cooling chamber; 3. an end cap; 31. a liquid through port; 32. an oil inlet hole; 33. an oil outlet; 34. a first mounting hole; 35. a second mounting hole; 4. a cooling tube; 41. a fin; 5. and a cooling cavity.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a cooler for a hydraulic pipeline, and with reference to fig. 1 and 2, the cooler comprises a cooling chamber 2, a fixed flange 1 and a cooling pipe 4, wherein the cooling chamber 2 is a cylindrical pipe body, the fixed flange 1 is provided with two ends which are respectively fixed on the cooling chamber 2, and a cooling cavity 5 is formed between the cooling chamber 2 and an end cover 3; the cooling pipe 4 is a red copper pipe, a plurality of cooling pipes 4 are arranged, the cooling pipes 4 are fixed in the cooling chamber 2, the cooling pipes 4 are parallel to the axis of the cooling chamber 2, and two ends of each cooling pipe 4 are respectively fixed on the two fixing flanges 1; the outer side wall of the cooling tube 4 is integrally provided with a fin 41, and the fin 41 is a sheet body spirally arranged along the length direction of the cooling tube 4; an oil inlet 11 and an oil outlet 12 which are communicated with the cooling chamber 2 are respectively arranged on the two fixed flanges 1, and the oil inlet 11 and the oil outlet 12 are positioned at the positions of the two fixed flanges 1 which are separated by 180 degrees.

Referring to fig. 1 and 3, liquid passing grooves 13 communicated with a plurality of cooling pipes 4 are formed in the ends, away from each other, of two fixing flanges 1, a circular end cover 3 is fixed to the ends, away from each other, of the two fixing flanges 1 through bolts, and liquid passing ports 31 communicated with the liquid passing grooves 13 are formed in the side walls of the end covers 3; an oil inlet hole 32 and an oil outlet hole 33 are respectively formed in the two end covers 3 at positions corresponding to the oil inlet 11 and the oil outlet 12 in a penetrating manner, and the oil inlet hole 32 and the oil outlet hole 33 are threaded holes. A first sealing groove 14 is formed in the fixed flange 1 on the periphery of the liquid passing groove 13, a sealing ring 15 is installed in the first sealing groove 14, the liquid passing groove 13 can be sealed, and cooling liquid is prevented from entering transmission liquid.

When in use, the hydraulic pipeline is in threaded connection with the oil inlet hole 32 and the oil outlet hole 33, so that the transmission fluid enters the cooling chamber 2 from the oil inlet hole 32 and then flows out from the oil outlet hole 33; the coolant is introduced into the cooling pipe 4 from the liquid inlet 31 at one end, flows out from the liquid inlet 31 at the other end through the cooling pipe 4, and takes away the heat of the transmission fluid through the coolant.

A communicating groove 16 communicated with the oil inlet 11 or the oil outlet 12 is formed in the fixed flange 1 on the peripheral side of the first sealing groove 14, a first mounting hole 34 and a second mounting hole 35 are formed in the end cover 3 provided with the oil outlet 33, and the first mounting hole 34 and the second mounting hole 35 are formed in the side wall of the end cover 3 and are communicated with the communicating groove 16; two second mounting holes 35 are formed and are respectively used for mounting a pressure sensor and a pressure gauge; one first mounting hole 34 is formed for mounting a temperature sensor, and the temperature of the cooled transmission fluid is detected by the temperature sensor. A second seal groove 17 is formed in the fixed flange 1 on the periphery of the communication groove 16, and a seal ring 15 is fitted in the second seal groove 17 to seal the communication groove 16.

The implementation principle of the cooler for the hydraulic pipeline disclosed by the embodiment of the application is as follows: through setting up cooling chamber 2 and cooling tube 4, set up mounting flange 1 and end cover 3 at the both ends of cooling chamber 2, when using, establish ties the cooler in hydraulic line, can act as one section hydraulic line with the cooler to effectively reduce space utilization. Simultaneously, through cooling off in letting in cooling chamber 5 with the transmission fluid, the transmission fluid not only can dispel the heat through cooling tube 4, can also wear the air with the heat through cooling chamber 2, helps improving the radiating efficiency of transmission fluid.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A cooler for a hydraulic line, characterized in that: including cooling chamber (2), mounting flange (1) and cooling tube (4), mounting flange (1) is provided with two and is fixed in respectively the both ends of cooling chamber (2) be formed with cooling chamber (5) between cooling chamber (2) and mounting flange (1), cooling tube (4) run through cooling chamber (5) with mounting flange (1), the end fixing of cooling tube (4) is in on mounting flange (1), be provided with fin (41) on the lateral wall of cooling tube (4), two the intercommunication has been seted up respectively on mounting flange (1) oil inlet (11) and oil-out (12) of cooling chamber (5).

2. A cooler for a hydraulic line according to claim 1, characterized in that: the fins (41) are spirally arranged on the outer side wall of the cooling pipe (4) along the length direction of the cooling pipe (4).

3. The cooler for a hydraulic line according to claim 1, wherein: the cooling pipe (4) is provided with a plurality of pipes.

4. A cooler for a hydraulic line according to claim 3, characterized in that: the oil inlet (11) and the oil outlet (12) are positioned at the positions where the two fixing flanges (1) are staggered by 180 degrees.

5. A cooler for a hydraulic line according to claim 3, characterized in that: two the one end of keeping away from each other on mounting flange (1) is fixed with an end cover (3) respectively, two the one end that each other keeps away from of mounting flange (1) is all seted up the intercommunication liquid groove (13) that lead to of cooling tube (4), correspond on the lateral wall of end cover (3) lead to liquid groove (13) and seted up logical liquid mouth (31), two correspond respectively on end cover (3) oil inlet (11), oil-out (12) run through and have seted up inlet port (32) and oil outlet (33).

6. A cooler for a hydraulic line according to claim 5, characterized in that: go up on mounting flange (1) in first seal groove (14) have been seted up to the week side of leading to cistern (13), be provided with sealing washer (15) in first seal groove (14).

7. The cooler for a hydraulic line according to claim 5, wherein: a first mounting hole (34) used for mounting a pressure sensor and a pressure gauge is formed in the end cover (3), and the first mounting hole (34) is communicated with the oil inlet (11) or the oil outlet (12).

8. The cooler for a hydraulic line according to claim 5, wherein: and a second mounting hole (35) for mounting a thermometer is formed in the end cover (3), and the second mounting hole (35) is communicated with the oil outlet (12).