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CN-117028341-B - Hydraulic oil tank for ultra-high temperature environment

CN117028341BCN 117028341 BCN117028341 BCN 117028341BCN-117028341-B

Abstract

The invention discloses a hydraulic oil tank for an ultra-high temperature environment, which comprises an oil tank body, an oil inlet pipe arranged at the top of the oil tank body and an oil outlet pipe arranged at the bottom of the oil tank body, wherein a partition plate is arranged in the oil tank body, the oil inlet pipe and the oil outlet pipe are respectively positioned at two sides of the partition plate, a hollow interlayer for containing cooling liquid is arranged in the partition plate, and a heat exchange piece communicated with the hollow interlayer is arranged outside the oil tank body. The arrangement of the partition plate can prolong the circulation path of hydraulic oil in the box body, reduce the circulation speed of the hydraulic oil, be beneficial to bubble precipitation and impurity precipitation in the hydraulic oil, and enable cooling liquid to circulate between the hollow interlayer of the partition plate and the heat exchange piece, so that the temperature of the partition plate can be reduced, the hydraulic oil around the partition plate can be cooled, and further the cooling effect of the hydraulic oil in the box body is improved.

Inventors

  • LI XIAO

Assignees

  • 江苏耀坤液压股份有限公司

Dates

Publication Date
20260505
Application Date
20230911

Claims (8)

  1. 1. The utility model provides a hydraulic tank for superhigh temperature environment, includes oil tank box (1), set up in advance oil pipe (101) at box (1) top and set up in go out oil pipe (102) of box (1) bottom, its characterized in that: The oil inlet pipe (101) and the oil outlet pipe (102) are respectively positioned at two sides of the partition plate (3), a hollow interlayer (333) for containing cooling liquid is arranged inside the partition plate (3), a heat exchange piece (2) communicated with the hollow interlayer (333) is arranged outside the box (1), the partition plate (3) comprises a fixed partition plate (32) and a movable partition plate (31) which are parallel to each other, the fixed partition plate (32) is fixedly connected with the box (1), the movable partition plate (31) is arranged in a sliding manner along the thickness direction of the movable partition plate (31), the movable partition plate (31) and the fixed partition plate (32) are provided with joint surfaces which can be mutually attached, the partition plate (3) is provided with a splicing section arched along the thickness direction, the splicing section comprises a first step part (331) and a second step part (332), the inner sides of the first step part (331) and the second step part (332) are respectively provided with a slot (334) which is mutually communicated, the fixed partition plate (32) and the movable partition plate (31) are respectively provided with a splicing section (332) which can be mutually attached to one of the other step parts (331), the outer wall of one of the first step parts (331) is attached to the inner wall of the other second step part (332) to realize sealing.
  2. 2. The hydraulic oil tank for an ultra-high temperature environment according to claim 1, wherein both side outer walls of the first stepped portion (331) and both side inner walls of the second stepped portion (332) are provided in a thickness direction of the separator (3).
  3. 3. The hydraulic oil tank for ultra-high temperature environment according to claim 1, wherein the fixed partition plate (32) and the movable partition plate (31) are respectively provided with a liquid inlet pipe (322) and a liquid outlet pipe (323), the liquid inlet pipe (322) of the fixed partition plate (32) is communicated with the outside of the tank body (1), the liquid outlet pipe (323) of the fixed partition plate (32) is communicated with the liquid inlet pipe (322) of the movable partition plate (31) through a first hose (35), and the liquid outlet pipe (323) of the movable partition plate (31) is communicated with the outside of the tank body (1) through a second hose (34).
  4. 4. The hydraulic oil tank for ultra-high temperature environment according to claim 1, wherein one of the fixed partition plate (32) and the movable partition plate (31) is provided with a guide hole (321) along the thickness direction of the fixed partition plate, the other is fixedly connected with a guide rod (311) along the thickness direction of the fixed partition plate, the guide rod (311) is in sliding fit with the guide hole (321), and the tank body (1) is provided with a push-pull piece in transmission connection with the movable partition plate (31).
  5. 5. The hydraulic oil tank for ultra-high temperature environments according to claim 4, wherein the push-pull member comprises a driving shaft (401) which is parallel to a plane where the fixed partition plate (32) is located, the end part of the driving shaft (401) is rotationally connected with the tank body (1), a motor (404) which is in transmission connection with the driving shaft (401) is arranged outside the tank body (1), the driving shaft (401) is fixedly connected with a rotary disc (403), and the movable partition plate (31) is hinged with the edge of the rotary disc (403) through a transmission rod (402).
  6. 6. A hydraulic oil tank for an ultra-high temperature environment according to claim 3, wherein the heat exchanging member (2) comprises a liquid storage tank (202), a high-pressure pump (205) and a radiating pipe (203), a liquid outlet of the high-pressure pump (205) is communicated with a liquid inlet pipe (322) of the fixed partition plate (32), a liquid inlet of the high-pressure pump (205) is communicated with a liquid outlet of the liquid storage tank (202), one end of the radiating pipe (203) is communicated with a liquid inlet of the liquid storage tank (202), and the other end of the radiating pipe (203) is communicated with the second hose (34).
  7. 7. The hydraulic oil tank for an ultra-high temperature environment according to claim 6, wherein the radiating pipes (203) are distributed in an S shape, radiating fins (204) are arranged on the radiating pipes (203), an outer frame (201) is arranged on the periphery of the radiating fins (204), and a radiating fan (206) is arranged on the outer frame (201).
  8. 8. The hydraulic oil tank for an ultra-high temperature environment according to claim 1, wherein the oil inlet pipe (101) and the oil outlet pipe (102) are each provided with a cylindrical filter element (103).

Description

Hydraulic oil tank for ultra-high temperature environment Technical Field The invention belongs to the technical field of hydraulic oil tanks, and particularly relates to a hydraulic oil tank for an ultra-high temperature environment. Background The hydraulic oil tank has the main functions of storing oil, radiating the oil, precipitating impurities, escaping air in the oil and the like. According to whether the liquid level of the oil tank is communicated with the atmosphere or not, the oil tank can be divided into an open type oil tank and a closed type oil tank. Open oil tanks are used in general hydraulic systems, and closed oil tanks are used in hydraulic systems under water and with stringent requirements for working stability and noise. The utility model patent of China with the bulletin number of CN215211254U discloses a hydraulic oil tank heat abstractor of an excavator, which comprises a hydraulic oil tank, wherein an installation sleeve is arranged outside the hydraulic oil tank, a heat conducting plate is arranged on one side of the installation sleeve, which is close to the hydraulic oil tank, the middle part of one side, which is far away from the hydraulic oil tank, of the heat conducting plate is connected with a guide rod, the other end of the guide rod is connected with a radiator, one side, which is far away from the installation sleeve, of the radiator is connected with a radiating fin, a motor is arranged on one side, which is close to the radiating fin, of the radiator, and the shaft end of the motor is connected with a fan blade. The heat dissipation device is arranged outside the hydraulic oil tank, when the heat dissipation device dissipates heat, the heat of hydraulic oil needs to permeate through the outer wall of the hydraulic oil tank, the distance between the hydraulic oil at the central part and the outer wall of the hydraulic oil tank is long, the heat conduction time to the outer wall is long, the heat dissipation effect on the hydraulic oil is reduced under the influence of the factors, and the heat dissipation device wrapping the outer wall around the hydraulic oil tank also blocks ventilation around the hydraulic oil tank, so that the heat dissipation effect of the hydraulic oil tank is further influenced. Therefore, there is a need for an improvement in the hydraulic tanks of the prior art. Disclosure of Invention The invention aims to overcome the defects in the prior art, and provides the hydraulic oil tank for the ultra-high temperature environment, so that the heat dissipation effect on hydraulic oil in the hydraulic oil tank is greatly improved. In order to achieve the above purpose, the hydraulic oil tank for the ultra-high temperature environment has the following specific technical scheme: The utility model provides a hydraulic tank for superhigh temperature environment, includes the oil tank box, set up in the oil feed pipe at box top with set up in the oil outlet pipe of box bottom, the inside baffle that sets up of box, the oil feed pipe with the oil outlet pipe is located respectively the both sides of baffle, the inside cavity intermediate layer that holds the coolant liquid that has of baffle, the box outside be provided with the heat transfer piece of cavity intermediate layer intercommunication. Preferably, in order to promote bubble precipitation and impurity precipitation effect in the hydraulic oil, promote the cooling effect to the hydraulic oil simultaneously, the baffle includes mutual parallel fixed baffle and movable baffle, fixed baffle with box fixed connection, movable baffle slides along self thickness direction and sets up, movable baffle with fixed baffle all has the faying surface that can laminate each other. Preferably, in order to enlarge the contact area of baffle and hydraulic oil, promote the cooling effect of baffle to hydraulic oil, realize simultaneously to the regulation function of hydraulic oil cooling rate, the baffle has the grafting section of arch along thickness direction, the grafting section includes first step portion and second step portion, first step portion with the inboard of second step portion all has the slot of intercommunication each other, in two adjacent baffles, one of them first step portion of baffle can peg graft in another the second step portion inboard of baffle makes the outer wall of first step portion with the laminating of the inner wall of second step portion realizes sealedly. Preferably, in order to improve the effect of the baffle on adjusting the cooling speed of the hydraulic oil, the outer walls on two sides of the first step portion and the inner walls on two sides of the second step portion are both arranged along the thickness direction of the baffle. Preferably, in order to realize the circulation flow of the cooling liquid inside the partition plate, the heat dissipation efficiency of the partition plate is improved, the fixed partition plate and the movable partition plate are both pro