CN114183411B

CN114183411B - Hydraulic oil tank suitable for extreme weather conditions

Info

Publication number: CN114183411B
Application number: CN202111407607.8A
Authority: CN
Inventors: 孙艳; 刘伟善; 刘尔方; 许海烽; 徐冰
Original assignee: Jiangsu Yaokun Hydraulic Co ltd
Current assignee: Jiangsu Yaokun Hydraulic Co ltd
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2023-09-22
Anticipated expiration: 2041-11-24
Also published as: CN114183411A

Abstract

The invention discloses a hydraulic oil tank adapting to extreme weather conditions, which comprises a tank body, wherein a containing cavity is arranged in the tank body and used for storing fluid media, and the hydraulic oil tank also comprises a cold and hot regulating mechanism, wherein the cold and hot regulating mechanism is used for realizing temperature control regulation of the fluid media in the containing cavity, is positioned in the containing cavity and comprises a cooling component and a heating component; the cooling assembly is used for realizing cooling operation on a fluid medium and comprises a cooling body, a cooling cavity used for cooling the cooling body and a medium circulation mechanism used for realizing cooling medium circulation operation on the cooling cavity; the heating component is used for realizing heating operation on the fluid medium and comprises a heat conductor and a heating unit used for realizing heating operation on the heat conductor. According to the invention, through the optimal design of the cold and hot adjusting mechanism, the real-time temperature control adjustment of the fluid medium in the tank body can be realized, the hydraulic tank is convenient to be applied to different environments, and the integral use performance and effect are improved.

Description

Hydraulic oil tank suitable for extreme weather conditions

Technical Field

The invention relates to the technical field of hydraulic oil tanks, in particular to a hydraulic oil tank suitable for extreme weather conditions.

Background

The hydraulic oil source is an important component in the hydraulic transmission and servo control device and consists of a hydraulic oil tank, a hydraulic pump, a motor, a control valve and a pipeline, and can effectively provide flow and pressure required by an executive element of the device and control the pressure, the oil temperature and the pollution degree of the hydraulic device. During the hydraulic oil supply cycle, it is often necessary for the hydraulic oil to stabilize at a certain temperature.

For this purpose, for example, DE19750814A1 discloses a heat exchanger, in particular in the form of an oil cooler, which has at least two mutually separate fluid passages for different media, which are traversed by passages for inflow and outflow of the media, and on which passages there are corresponding connections, with passages for other media, and also a cover sealed against the heat exchanger, which forms the fluid passage and comprises at least one control valve, by means of which the throughflow can be controlled as a function of the temperature.

As DE69921618T2, a cooling and heating system for an apparatus, such as a wheel loader or a wheel dump truck, is presented, which system has a main pipe arranged to contain a fluid, has a first heat exchanger connected to the main pipe, and has a charge air cooler for cooling charge air of a compressed internal combustion engine, which is arranged in the apparatus, wherein the charge air cooler is connected to the main pipe, and a second heat exchanger is connected to the main pipe downstream of the charge air cooler, and a pipe for hydraulic fluid is connected to the second heat exchanger in such a way that heat can be transferred between the fluid in the main pipe and the hydraulic fluid in the pipe for hydraulic fluid.

However, the above structures are all used for realizing temperature control setting on the hydraulic oil transmission pipeline, but in some areas, such as northeast, northwest and other areas, the high-temperature hot problem exists in summer and the low-temperature freezing problem exists in winter, so that the hydraulic tank for storing the hydraulic oil source has higher performance requirements and needs to have good heat insulation effect, but the existing hydraulic tank cannot well meet the requirement of storing the hydraulic oil due to extreme changes of the environment.

Disclosure of Invention

The invention aims to provide a hydraulic oil tank suitable for extreme weather conditions, which is used for solving the technical problems, and the temperature control adjustment of a medium can be realized by adopting a cold and hot adjusting mechanism, so that the fluid medium in a tank body is always in a controllable state, and the oil supply requirement of a hydraulic system is met.

The technical problems solved by the invention can be realized by adopting the following technical scheme:

the hydraulic oil tank suitable for extreme weather conditions comprises a tank body, wherein a containing cavity is arranged in the tank body and used for storing fluid media, and the hydraulic oil tank further comprises a cold and hot adjusting mechanism, wherein the cold and hot adjusting mechanism is used for realizing temperature control adjustment of the fluid media in the containing cavity, the cold and hot adjusting mechanism is positioned in the containing cavity, and the cold and hot adjusting mechanism comprises a cooling component and a heating component; the cooling assembly is used for realizing cooling operation on a fluid medium and comprises a cooling body, a cooling cavity used for cooling the cooling body and a medium circulation mechanism used for realizing cooling medium circulation operation on the cooling cavity; the heating assembly is used for heating the fluid medium and comprises a heat conductor and a heating unit used for heating the heat conductor.

The cooling body and the heat conductor form a temperature adjusting sphere, and a heat insulation plate is arranged between the cooling body and the heat conductor.

The cooling body includes the cooling body and is located the cooling pinion rack group of cooling body one side, the cooling pinion rack group includes a plurality of cooling pinion rack units, and is a plurality of the cooling pinion rack unit is radial outside perpendicular equidistance interval arrangement, and the heat conductor includes the heat conduction body and is located the heat conduction pinion rack group of heat conduction body one side, the heat conduction pinion rack group includes a plurality of heat conduction pinion rack units, a plurality of the heat conduction pinion rack unit is radial outside perpendicular equidistance interval arrangement.

The temperature adjusting sphere is of an elliptic sphere structure, and the cooling toothed plate units and the heat conducting toothed plate units are arranged in the long axis direction and are distributed at equal intervals in the short axis direction.

The heating unit comprises a first heating power line, a second heating power line and a heating tube group, wherein the heating tube group is embedded in the heat conducting body, and the length dimension of the first heating power line and the second heating power line in the containing cavity can be at least wound with the circumference dimension of the section corresponding to the temperature adjusting sphere.

The medium circulation mechanism comprises a medium inlet pipe and a medium outlet pipe, the medium inlet pipe comprises a first medium hose positioned outside the box body, a first support pipe installed on the box body and extending to the accommodating cavity, and a first rotating shaft pipe positioned at the end part of the first support pipe, the medium outlet pipe comprises a second medium hose positioned outside the box body, a second support pipe installed on the box body and extending to the accommodating cavity, and a second rotating shaft pipe positioned at the end part of the second support pipe, the first rotating shaft pipe is rotatable relative to the first support pipe, and the second rotating shaft pipe is rotatable relative to the second support pipe.

The first rotating shaft tube comprises a first through hole, a first tube body and a first through hole, the first through hole is used for communicating with the tube cavity of the first support tube, the first through hole is used for communicating with the cooling cavity, the second rotating shaft tube comprises a second through hole, a second tube body and a second through hole, the second through hole is used for communicating with the tube cavity of the second support tube, and the second through hole is used for communicating with the cooling cavity.

The first rotating shaft pipe and the second rotating shaft pipe are fixedly arranged at two ends of the heat insulation plate and are symmetrically arranged, the first through hole and the opening part of the second through hole are both positioned on the same surface of the heat insulation plate, and the other surface of the first through hole is of a sealing structure.

The driving mechanism comprises a driving piece positioned outside the box body, a lifting rack connected with the driving piece and extending into the inner cavity, a rotating gear matched with the lifting rack in a meshing mode and a rotating shaft matched with the rotating gear, and the other end of the rotating shaft is matched and installed with any one end portion of the first rotating shaft tube or the second rotating shaft tube through a bearing seat.

The cooling cavity is positioned in the cooling body, and the heating tube group is embedded in the heat conducting body.

Compared with the prior art, the invention has the following outstanding advantages and effects: according to the invention, through the optimal design of the cold and hot adjusting mechanism, the real-time temperature control adjustment of the fluid medium in the tank body can be realized, so that the hydraulic tank is convenient to be applied to different environments, and the integral use performance and effect are improved; the temperature-adjusting sphere structure is optimized, so that the circulating contact area of the fluid medium is increased, and the circulating rotation can be realized by combining the driving mechanism, thereby being beneficial to improving the temperature control speed of the large-capacity fluid medium and meeting the change of the hydraulic oil temperature.

The features of the present invention will be apparent from the following detailed description of the preferred embodiments, taken in conjunction with the accompanying drawings.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present invention;

FIG. 2 is a schematic diagram of the whole structure of the present invention;

FIG. 3 is a schematic diagram of a cold and hot adjusting mechanism according to the present invention;

FIG. 4 is a schematic cross-sectional view of a cold and hot air conditioning mechanism according to the present invention;

FIG. 5 is an enlarged schematic view of portion A of FIG. 4 in accordance with the present invention;

FIG. 6 is an enlarged schematic view of part B of FIG. 4 in accordance with the present invention;

FIG. 7 is a schematic view of the installation structure of the first rotating shaft tube, the second rotating shaft tube and the heat insulation plate of the present invention;

FIG. 8 is a schematic cross-sectional view of a temperature regulating sphere of the present invention;

FIG. 9 is a schematic view of a cooling assembly according to the present invention;

FIG. 10 is a schematic view of a heating assembly according to the present invention;

FIG. 11 is a schematic view of a heating unit according to the present invention;

FIG. 12 is a schematic diagram of a driving mechanism according to the present invention;

wherein, 1, the box body; 11. a cavity; 2. a cold and hot adjusting mechanism; 3. a cooling assembly; 31. a cooling body; 311. cooling the toothed plate set; 312. cooling the body; 32. a medium inlet pipe; 321. a first media hose; 322. a first stent tube; 323. a first rotating shaft tube; 324. a first through hole; 325. a first tube body; 326. a first port; 33. a medium outlet pipe; 331. a second media hose; 332. a second stent tube; 333. a second rotating shaft tube; 334. a second through hole; 335. a second tube body; 336. a second port; 34. a cooling chamber; 4. a heating assembly; 41. a heat conductor; 411. a thermally conductive toothed plate set; 412. a thermally conductive body; 42. a heating unit; 421. a first heating power line; 422. a second heating power line; 423. a heating tube group; 5. a driving mechanism; 51. a driving member; 52. lifting the rack; 53. a rotating gear; 54. a rotating shaft; 55. a bearing seat; 6. and a heat insulating plate.

Detailed Description

The invention is further described with reference to the following detailed drawings in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the implementation of the invention easy to understand.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate an azimuth or a positional relationship based on that shown in the drawings, and that specific positional relationships are described herein for convenience of description and simplification of the description, only, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, a specific azimuth configuration and operation, and therefore should not be construed as limiting the present invention. Likewise, the terms "a," "an," "the," or the like do not denote a limitation of quantity, but rather denote the presence of at least one.

As shown in fig. 1 to 12, the hydraulic oil tank suitable for extreme weather conditions provided by the invention comprises a tank body 1, wherein a containing cavity 11 is arranged in the tank body 1, the containing cavity 11 is used for storing fluid media, the fluid media are hydraulic oil in general, a cold and hot adjusting mechanism 2 is also arranged in the containing cavity 11 in the tank body 1, the cold and hot adjusting mechanism 2 is used for realizing temperature control adjustment on the fluid media in the containing cavity 11, the cold and hot adjusting mechanism 2 is positioned in the containing cavity 11, the general components or all components are immersed in the hydraulic oil, the cold and hot adjusting mechanism 2 comprises a cooling component 3 and a heating component 4, and the cooling component 3 is used for realizing cooling operation on the fluid media; and a heating component 4 for heating the fluid medium. Other oil inlets and oil outlets on the box body 1, and the filtering unit is an existing mature part of the oil tank and is not described in the patent.

According to the invention, through the optimal design of the cold and hot adjusting mechanism 2, the real-time temperature control adjustment of the fluid medium in the box body 1 can be realized, the hydraulic box is convenient to be applied to different environments, and the integral use performance and effect are improved.

Based on the above, it is preferable that the cooling module 3 includes the cooling body 31, the cooling chamber 34 for cooling the cooling body 31, and the medium circulation mechanism for performing a cooling medium circulation operation for the cooling chamber 34; the cooling body 31 comprises a cooling body 312 and a cooling toothed plate group 311 positioned at one side of the cooling body 312, the cooling cavity 34 is positioned in the cooling body 312, the cooling toothed plate group 311 comprises a plurality of cooling toothed plate units, and the plurality of cooling toothed plate units are vertically and equidistantly distributed in a radial outward direction; the cold tooth plate set 311 is designed to increase the contact surface with the fluid medium, so that the fluid medium can be cooled rapidly, and temperature control adjustment is realized.

The medium circulation mechanism comprises a medium inlet pipe 32 and a medium outlet pipe 33, the medium inlet pipe 32 comprises a first medium hose 321 positioned outside the box body 1, a first support pipe 322 installed on the box body 1 and extending into the accommodating cavity 11, and a first rotating shaft pipe 323 positioned at the end part of the first support pipe 322, the medium outlet pipe 33 comprises a second medium hose 331 positioned outside the box body 1, a second support pipe 332 installed on the box body 1 and extending into the accommodating cavity 11, and a second rotating shaft pipe 333 positioned at the end part of the second support pipe 332, the first rotating shaft pipe 323 can rotate relative to the first support pipe 322, and the second rotating shaft pipe 333 can rotate relative to the second support pipe 332; the driving mechanism 5 is also provided in a matching manner, the driving mechanism 5 comprises a driving member 51 located outside the box body 1, a lifting rack 52 connected with the driving member 51 and extending into the inner cavity, a rotating gear 53 for meshing engagement with the lifting rack 52, and a rotating shaft 54 for engaging with the rotating gear 53, wherein the driving member 51 can be a motor or a cylinder member, and the other end of the rotating shaft 54 is mounted in engagement with any one end part of the first rotating shaft tube 323 or the second rotating shaft tube 333 through a bearing seat 55.

In the actual operation process, the driving piece 51 drives the lifting rack 52 to realize lifting and reciprocating operation through rotation or expansion, the specific structure of the lifting rack can be realized by using a common mechanical accessory structure in the prior art, such as the up-and-down displacement of the lifting rack driven by the cooperation of fan-shaped teeth, the lifting rack drives the rotary gear to realize rotation, usually single-circle reciprocating rotation, and the rotary shaft is driven to realize single-circle reciprocating rotation, so that the whole temperature-adjusting sphere is driven to rotate, and the rotation of the temperature-adjusting sphere is used for realizing more effective contact with a fluid medium, so that the temperature control and speed regulation are improved.

Preferably, the first rotating shaft tube 323 includes a first through hole 324, a first tube body 325 and a first through hole 326, the first through hole 324 is used to communicate with the lumen of the first bracket tube 322, the first through hole 326 is used to communicate with the cooling cavity 34, the second rotating shaft tube 333 includes a second through hole 334, a second tube body 335 and a second through hole 336, the second through hole 334 is used to communicate with the lumen of the second bracket tube 332, and the second through hole 336 is used to communicate with the cooling cavity 34; in actual operation, the cooling medium is usually cool air, new refrigerant, low temperature water or the like, preferably cool air; cold air is generally discharged into the first medium hose 321 in the medium inlet pipe, flows downwards through the pipe cavity in the first bracket pipe 322 until flowing into the first through hole 324, flows into the pipe cavity in the first rotating shaft pipe 323 through the first through hole 324, is discharged into the cooling cavity 34 through the first through hole 326, so that the cooling cavity 34 is concentrated with cold air, the cooling cavity completes temperature reduction of the whole cooling body due to the effect of the cold air, the cooling rack plate group 311 is utilized to complete cold and heat exchange with fluid medium, temperature control adjustment of the fluid medium is completed, meanwhile, the exhaust is realized through the second through hole 336 which is arranged at the other end of the cooling cavity 34 in a penetrating way, and the circulation operation of the cold air is realized through the pipe cavity in the second rotating shaft pipe 333, the second through hole 334, the pipe cavity in the second bracket pipe 332 and the second medium hose 331.

Further, the heating assembly 4 includes a heat conductor 41 and a heating unit 42 for implementing heating operation on the heat conductor 41, the heat conductor 41 includes a heat conducting body 412 and a heat conducting toothed plate group 411 located at one side of the heat conducting body 412, the heat conducting toothed plate group 411 includes a plurality of heat conducting toothed plate units, the plurality of heat conducting toothed plate units are vertically and equidistantly arranged in radial direction outwards, the heating unit 42 includes a first heating power line 421, a second heating power line 422 and a heating tube group 423, the heating tube group 423 is embedded in the heat conducting body 412, the heating tube group 423 is embedded in the heat conductor 41, and the length of the first heating power line 421 and the second heating power line 422 in the accommodating cavity 11 can be at least wound by a section circumference corresponding to Wen Qiuti; the heat conducting toothed plate set 411 is designed to increase the contact surface with the fluid medium, so that the fluid medium can be rapidly heated, and temperature control adjustment is realized. .

In actual operation, if the fluid medium needs to be heated, the heating tube set 423 is heated and electrically conducted through the first heating power line 421 and the second heating power line 422, the heating tube set 423 is embedded in the heat conducting body 411 to complete the temperature heating operation of the whole heat conducting body 41, and the rotation operation driven by the driving mechanism 5 is usually preferably single-cycle rotation, wherein the first heating power line 421 and the second heating power line 422 preferably have a longer margin in the accommodating cavity 11, so that winding operation can be realized during rotation operation, and interference caused by rotation of the pair Wen Qiuti is avoided.

Preferably, the cooling body 31 and the heat conductor 41 form a temperature-adjusting sphere, and a heat insulation plate 6 is arranged between the cooling body 31 and the heat conductor 41; the first rotating shaft tube 323 and the second rotating shaft tube 333 are fixedly arranged at two ends of the heat insulation plate 6 and are symmetrically arranged, the openings of the first through hole 326 and the second through hole 336 are positioned on the same surface of the heat insulation plate 6, and the other surface is of a sealing structure; the structural design of the heat insulating plate 6 is optimized, so as to avoid the interference of the cooling body 31 and the heat conductor 41 in the respective environmental operation, and normally, the operation of the cooling body 31 and the heat conductor 41 is selected, so that the heat insulating plate 6 is convenient for mounting and fixing the cooling body 31 and the heat conductor 41, and simultaneously, is convenient for combining the first rotating shaft tube 323 and the second rotating shaft tube 333 to complete the integral rotating operation.

Preferably, the temperature adjusting sphere is of an elliptic sphere structure, the cooling toothed plate units and the heat conducting toothed plate units are arranged in the long axis direction and are distributed at equal intervals in the short axis direction, the elliptic sphere structure is adopted, the whole fluid medium contact area can be provided, meanwhile, the temperature adjusting sphere structure is particularly suitable for hydraulic boxes of long box structures, the temperature adjusting sphere structure is optimized, the circulation contact area of the fluid medium is increased, the driving mechanism is combined, the circulation rotation can be realized, the temperature control speed of the large-capacity fluid medium is improved, and the change of the hydraulic oil temperature is met.

It will be appreciated by those skilled in the art that the present invention can be carried out in other embodiments without departing from the spirit or essential characteristics thereof. Accordingly, the above disclosed embodiments are illustrative in all respects, and not exclusive. All changes that come within the scope of the invention or equivalents thereto are intended to be embraced therein.

Claims

1. The utility model provides a hydraulic tank of adaptation extreme weather operating mode, includes box (1), be equipped with appearance chamber (11) in box (1), hold chamber (11) and be used for storing fluid medium, its characterized in that: the cooling and heating device is characterized by further comprising a cooling and heating adjusting mechanism (2), wherein the cooling and heating adjusting mechanism (2) is used for realizing temperature control adjustment of a fluid medium in the accommodating cavity (11), the cooling and heating adjusting mechanism (2) is positioned in the accommodating cavity (11), and the cooling and heating adjusting mechanism (2) comprises a cooling component (3) and a heating component (4); the cooling assembly (3) is used for realizing cooling operation on a fluid medium, and the cooling assembly (3) comprises a cooling body (31), a cooling cavity (34) used for cooling the cooling body (31) and a medium circulation mechanism used for realizing cooling medium circulation operation on the cooling cavity (34); a heating assembly (4) for performing a heating operation on a fluid medium, the heating assembly (4) comprising a heat conductor (41) and a heating unit (42) for performing a heating operation on the heat conductor (41);

the cooling body (31) and the heat conductor (41) form a temperature-regulating sphere, and a heat insulation plate (6) is arranged between the cooling body (31) and the heat conductor (41);

the cooling body (31) comprises a cooling body (312) and a cooling toothed plate group (311) positioned at one side of the cooling body (312), the cooling toothed plate group (311) comprises a plurality of cooling toothed plate units, the cooling toothed plate units are vertically and equidistantly distributed in a radial outward direction, the heat conductor (41) comprises a heat conducting body (412) and a heat conducting toothed plate group (411) positioned at one side of the heat conducting body (412), the heat conducting toothed plate group (411) comprises a plurality of heat conducting toothed plate units, and the heat conducting toothed plate units are vertically and equidistantly distributed in a radial outward direction;

the temperature adjusting spheres are of elliptic sphere structures, the cooling toothed plate units and the heat conducting toothed plate units are arranged in the long axis direction and are distributed at equal intervals in the short axis direction;

the heating unit (42) comprises a first heating power line (421), a second heating power line (422) and a heating tube group (423), wherein the heating tube group (423) is embedded in the heat conductor (41);

the medium circulation mechanism comprises a medium inlet pipe (32) and a medium outlet pipe (33), the medium inlet pipe (32) comprises a first medium hose (321) positioned outside the box body (1), a first support pipe (322) installed on the box body (1) and extending into the containing cavity (11) and a first rotating shaft pipe (323) positioned at the end part of the first support pipe (322), the medium outlet pipe (33) comprises a second medium hose (331) positioned outside the box body (1), a second support pipe (332) installed on the box body (1) and extending into the containing cavity (11) and a second rotating shaft pipe (333) positioned at the end part of the second support pipe (332), the first rotating shaft pipe (323) is rotatable relative to the first support pipe (322), and the second rotating shaft pipe (333) is rotatable relative to the second support pipe (332);

the first rotating shaft tube (323) comprises a first through hole (324), a first tube body (325) and a first through hole (326), the first through hole (324) is used for being communicated with the tube cavity of the first support tube (322), the first through hole (326) is used for being communicated with the cooling cavity (34), the second rotating shaft tube (333) comprises a second through hole (334), a second tube body (335) and a second through hole (336), the second through hole (334) is used for being communicated with the tube cavity of the second support tube (332), and the second through hole (336) is used for being communicated with the cooling cavity (34);

the first rotating shaft tube (323) and the second rotating shaft tube (333) are fixedly arranged at two ends of the heat insulation plate (6) and are symmetrically arranged, the opening parts of the first through hole (326) and the second through hole (336) are both positioned on the same surface of the heat insulation plate (6), and the other surface is a sealing structure.

2. The hydraulic oil tank adapted to extreme weather conditions according to claim 1, wherein: the novel automatic lifting device is characterized by further comprising a driving mechanism (5), wherein the driving mechanism (5) comprises a driving piece (51) positioned outside the box body (1), a lifting rack (52) connected with the driving piece (51) and extending into the inner cavity, a rotating gear (53) meshed with the lifting rack (52) and a rotating shaft (54) matched with the rotating gear (53), and the other end of the rotating shaft (54) is matched with any one end part of the first rotating shaft tube (323) or the second rotating shaft tube (333) through a bearing seat (55).

3. A hydraulic tank adapted to extreme weather conditions according to claim 2, wherein: the cooling cavity (34) is located in the cooling body (312), and the heating unit (42) is embedded in the heat conducting body (412).