CN114183411A

CN114183411A - Hydraulic oil tank suitable for extreme weather working conditions

Info

Publication number: CN114183411A
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: 2022-03-15
Anticipated expiration: 2041-11-24
Also published as: CN114183411B

Abstract

The invention discloses a hydraulic oil tank suitable for extreme weather working conditions, which comprises a tank body, wherein a containing cavity is arranged in the tank body and used for storing a fluid medium, and the hydraulic oil tank also comprises a cold and hot adjusting mechanism, wherein the cold and hot adjusting mechanism is used for realizing temperature control adjustment of the fluid medium 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 cooling a fluid medium and comprises a cooling body, a cooling cavity for cooling the cooling body and a medium circulating mechanism for circulating the cooling medium to 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. According to the invention, by optimally designing the cold and hot adjusting mechanism, the real-time temperature control adjustment of the fluid medium in the box body can be realized, the hydraulic box is convenient to be suitable for different environments, and the integral use performance and effect are improved.

Description

Hydraulic oil tank suitable for extreme weather working 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 of a hydraulic transmission and servo control device, consists of a hydraulic oil tank, a hydraulic pump, a motor, a control valve and a pipeline, can effectively provide flow and pressure required by an actuating element of the device, and can control the pressure, the oil temperature and the pollution degree of the hydraulic device. In the hydraulic oil supply cycle process, the hydraulic oil is often required to be stabilized at a certain temperature.

For this purpose, DE19750814a1 discloses a heat exchanger, in particular in the form of an oil cooler, having at least two mutually separate fluid channels for different media, which are traversed by channels for the inflow and outflow of media, and having corresponding connections on these channels, having channels for other media, and having a cover which is sealed off from the heat exchanger and which forms the fluid channels and comprises at least one control valve by means of which the throughflow can be controlled as a function of the temperature.

DE69921618T2, discloses a cooling and heating system for an apparatus, such as a wheel loader or a wheel dumper, having a main pipe arranged to receive a fluid, having a first heat exchanger connected to the main pipe, and having a charge air cooler for cooling compressed charge air of an internal combustion engine arranged in the apparatus, wherein the charge air cooler is connected to the main pipe, 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 such that heat can be transferred/transferred between the fluid in the main pipe and the hydraulic fluid in the pipe for hydraulic fluid.

However, the above structures are all designed to realize temperature control for the hydraulic oil transmission pipeline, but in some areas, such as northeast and northwest areas, there are high temperature and hot problems in summer and low temperature freezing problems in winter, so that a high performance requirement is provided for the hydraulic tank for storing the hydraulic oil source, and a good temperature insulation effect is required, but because of extreme changes in environment, the existing hydraulic oil tank cannot well meet the storage requirement of the hydraulic oil.

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.

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

a hydraulic oil tank adaptive to extreme weather working conditions comprises a tank body, wherein a cavity is arranged in the tank body and used for storing a fluid medium, and the hydraulic oil tank also comprises a cold and hot adjusting mechanism, wherein the cold and hot adjusting mechanism is used for realizing temperature control adjustment of the fluid medium in the cavity and is positioned in the cavity and comprises a cooling component and a heating component; the cooling assembly is used for cooling a fluid medium and comprises a cooling body, a cooling cavity for cooling the cooling body and a medium circulating mechanism for circulating a cooling medium to 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-insulating plate is arranged between the cooling body and the heat conductor.

The cooling body is including cooling the body and being located the cooling pinion rack group of cooling body one side, 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 and arranges, 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, and is a plurality of the heat conduction pinion rack unit is radial outside perpendicular equidistance interval and arranges.

The temperature adjusting ball body is of an oval ball body structure, and the cooling toothed plate unit and the heat conducting toothed plate unit are arranged in the long axis direction and are arranged in the short axis direction at equal intervals.

The heating unit comprises a first heating power line, a second heating power line and a heating pipe set, the heating pipe set is embedded in the heat conductor, and the length of the first heating power line and the length of the second heating power line in the containing cavity can be at least wound on the circumference of the section corresponding to the temperature adjusting sphere.

The medium circulating 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 arranged on the box body and extending into the containing 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 arranged on the box body and extending into the containing 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.

First central siphon includes first through-hole, first body and first opening, first through-hole is used for lining up with the lumen of first support pipe, first opening is used for lining up with the cooling chamber, second central siphon includes second through-hole, second body and second opening, the second through-hole is used for lining up with the lumen of second support pipe, the second opening is used for lining up with the cooling chamber.

First pivot pipe and second pivot pipe fixed mounting are in thermal-insulated board both ends, are the symmetry and set up, first opening with the opening of second opening all is located the thermal-insulated board looks homonymy, and the another side is seal structure.

Still include actuating mechanism, actuating mechanism including be located the outside driving piece of box, with the driving piece is connected and is extended to the lifting rack in the inner chamber, be used for with lifting rack rodent complex change the gear and be used for with change gear complex pivot, the pivot other end pass through the bearing frame with arbitrary tip cooperation installation in first pivot pipe or the second pivot pipe.

The cooling cavity is arranged in the cooling body, and the heating pipe set is embedded in the heat conduction body.

Compared with the prior art, the invention has the following outstanding advantages and effects: according to the invention, by optimally designing the cold and hot adjusting mechanism, the real-time temperature control adjustment of the fluid medium in the box body can be realized, the hydraulic box is convenient to be suitable for different environments, and the integral use performance and effect are improved; the temperature-regulating 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 accompanying drawings and from the detailed description of the preferred embodiments which follows.

Drawings

FIG. 1 is a first general structural diagram of the present invention;

FIG. 2 is a second overall view of the present invention;

FIG. 3 is a schematic structural diagram of a cooling/heating adjusting mechanism according to the present invention;

FIG. 4 is a schematic cross-sectional view of the cold and hot adjustment mechanism of the present invention;

FIG. 5 is an enlarged view of a portion A of FIG. 4 according to the present invention;

FIG. 6 is an enlarged view of a portion of portion B of FIG. 4 according to the present invention;

FIG. 7 is a schematic view illustrating an installation structure of a first rotating shaft tube, a second rotating shaft tube and a thermal insulation plate according to the present invention;

FIG. 8 is a schematic sectional view of a temperature control sphere according to the present invention;

FIG. 9 is a schematic view of the cooling assembly of 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 view of the driving mechanism of the present invention;

wherein, 1, a box body; 11. a cavity; 2. a cold and hot adjustment mechanism; 3. a cooling assembly; 31. a cooling body; 311. cooling the toothed plate group; 312. cooling the body; 32. a medium inlet pipe; 321. a first media hose; 322. a first support tube; 323. a first rotating shaft tube; 324. a first through hole; 325. a first pipe 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 heat conducting toothed plate group; 412. a thermally conductive body; 42. a heating unit; 421. a first heating power supply line; 422. a second heating power supply line; 423. a heating pipe group; 5. a drive mechanism; 51. a drive member; 52. a lifting rack; 53. rotating the gear; 54. a rotating shaft; 55. a bearing seat; 6. a heat insulation plate.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained below by combining the specific drawings.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and the description has been made in specific positional relationships only for the convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, a specific orientation configuration and operation, and thus, should not be construed as limiting the present invention. Also, the use of the terms "a," "an," "the," or "the" 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 adapted to extreme weather conditions provided by the invention includes a tank body 1, a cavity 11 is provided in the tank body 1, the cavity 11 is used for storing a fluid medium, the fluid medium is usually hydraulic oil, the cavity 11 inside the tank body 1 further includes a cold and hot adjusting mechanism 2, the cold and hot adjusting mechanism 2 is used for realizing temperature control adjustment of the fluid medium in the cavity 11, the cold and hot adjusting mechanism 2 is located in the cavity 11, and usually a part or all of the part is immersed in the hydraulic oil, the cold and hot adjusting mechanism 2 includes a cooling component 3, a heating component 4, and the cooling component 3 is used for realizing cooling operation of the fluid medium; and the heating assembly 4 is used for heating the fluid medium. Other oil inlets, oil outlets and filtering units on the box body 1 are all existing mature parts of the oil tank and are not described in detail in the patent.

According to the invention, by optimally designing 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 suitable for different environments, and the integral use performance and effect are improved.

In view of the above, it is preferable that the cooling module 3 includes a cooling body 31, a cooling chamber 34 for cooling the cooling body 31, and a medium circulating mechanism for circulating a cooling medium to the cooling chamber 34; the cooling body 31 comprises a cooling body 312 and a cooling toothed plate group 311 positioned on 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 radially outwards arranged at equal intervals in a vertical manner; the design of the cold tooth cog set 311 is 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 circulating 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; a driving mechanism 5 is also usually provided, the driving mechanism 5 includes a driving member 51 located outside the casing 1, a lifting rack 52 connected to the driving member 51 and extending into the inner cavity, a rotating gear 53 for engaging with the lifting rack 52, and a rotating shaft 54 for engaging with the rotating gear 53, the driving member 51 can be a motor or a cylinder, and the other end of the rotating shaft 54 is engaged with one end 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 member 51 drives the lifting rack 52 to realize the reciprocating operation of lifting through rotation or stretching, the specific structure can follow the common mechanical accessory structure in the prior art, if the sector gear is matched to realize the vertical displacement of the lifting rack driven by rotation, the lifting rack drives the rotating gear to realize rotation, usually, the rotating shaft is driven to realize single-cycle reciprocating rotation, thereby driving the rotation of the whole temperature-adjusting sphere, the rotation of the temperature-adjusting sphere is for realizing more effective contact with a fluid medium, and the temperature control speed regulation is improved.

Preferably, the first rotating shaft pipe 323 comprises a first through hole 324, a first pipe 325 and a first through port 326, the first through hole 324 is used for communicating with the lumen of the first bracket pipe 322, the first through port 326 is used for communicating with the cooling chamber 34, the second rotating shaft pipe 333 comprises a second through hole 334, a second pipe 335 and a second through port 336, the second through hole 334 is used for communicating with the lumen of the second bracket pipe 332, and the second through port 336 is used for communicating with the cooling chamber 34; in actual operation, cold air, fresh refrigerant, low-temperature water, and the like are generally used as the cooling medium, and cold air is preferably used; normally, cold air is discharged into the first medium hose 321 in the medium inlet pipe, and flows downwards through the cavity in the first support pipe 322 until the cold air flows into the first through hole 324, flows into the cavity in the first rotating shaft pipe 323 through the first through hole 324, and is discharged into the cooling cavity 34 through the first through hole 326, so that the cold air is concentrated in the cooling cavity 34, the temperature of the cooling body of the cooling cavity is reduced due to the action of the cold air, temperature control adjustment of the fluid medium is completed by completing heat exchange with the fluid medium through the cooling toothed plate set 311, meanwhile, the second through hole 336 penetrating through the other end of the cooling cavity 34 realizes exhaust, and the circulation operation of the cold air is realized through the cavity in the second rotating shaft pipe 333, the second through hole 334, the cavity in the second support pipe 332, and the second medium hose 331.

Further, the heating assembly 4 includes a heat conductor 41 and a heating unit 42 for heating the heat conductor 41, the heat conductor 41 includes a heat conducting body 412 and a heat conducting toothed plate group 411 located on 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 radially outwardly arranged vertically at equal intervals, the heating unit 42 includes a first heating power line 421, a second heating power line 422 and a heating pipe group 423, the heating pipe group 423 is embedded in the heat conducting body 412, the heating pipe group 423 is embedded in the heat conductor 41, and the length of the first heating power line 421 and the length of the second heating power line 422 located in the accommodating cavity 11 are at least the length of the circumference of the cross section corresponding to the temperature-adjusting ball; the design of the heat conducting toothed plate group 411 is to increase the contact surface with the fluid medium, so that the fluid medium can be heated quickly, and temperature control adjustment is realized. .

In actual operation, if fluid medium needs to be heated, the heating pipe set 423 is heated and conducted through the first heating power line 421 and the second heating power line 422, the heating pipe set 423 is embedded in the heat conduction body 411 to heat the temperature of the whole heat conductor 41, and the rotation operation driven by the driving mechanism 5 is combined, the rotation operation is preferably performed in a single-circle manner, wherein the first heating power line 421 and the second heating power line 422 are preferably arranged in the accommodating cavity 11 with a long margin, so that the winding operation can be realized during the rotation operation, and the interference caused by the rotation of the temperature regulation ball body is avoided.

Preferably, the cooling body 31 and the heat conductor 41 form a temperature-adjusting sphere, and the 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 installed at two end portions of the thermal insulation plate 6 and symmetrically arranged, the opening portions of the first through hole 326 and the second through hole 336 are both located on the same surface of the thermal insulation plate 6, and the other surface is a sealing structure; the structural design of the heat insulation plate 6 is optimized, interference caused by the cooling body 31 and the heat conductor 41 in respective environmental operation is avoided, generally, the operation of the cooling body 31 and the heat conductor 41 is selected, the heat insulation plate 6 facilitates installation and fixation of the cooling body 31 and the heat conductor 41, and meanwhile, the first rotating shaft pipe 323 and the second rotating shaft pipe 333 are combined to complete integral rotation operation.

Preferably, the spheroid that adjusts the temperature is oval spheroid structure, cooling pinion rack unit and heat conduction pinion rack unit all set up with the major axis direction, arrange with minor axis direction equidistance interval, adopt oval spheroid structure, can provide holistic fluid medium area of contact, the hydraulic tank of a few long box structures of specially adapted simultaneously, optimize the spheroid structure that adjusts the temperature, make the cyclic contact area who increases fluid medium, combine actuating mechanism, can realize the circulation rotation, be favorable to improving the temperature control speed of large capacity fluid medium, satisfy the change of hydraulic oil temperature.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of or equivalence to the invention 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 in box (1) and hold chamber (11), hold chamber (11) and be used for storing fluid medium, its characterized in that: the temperature control device is characterized by further comprising a cold and hot adjusting mechanism (2), wherein the cold and hot adjusting mechanism (2) is used for realizing temperature control adjustment of fluid media in the accommodating cavity (11), the cold and hot adjusting mechanism (2) is located in the accommodating cavity (11), and the cold and hot adjusting mechanism (2) comprises a cooling assembly (3) and a heating assembly (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 realizing cooling on the cooling body (31), and a medium circulating mechanism used for realizing cooling medium circulating 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 the heating operation on the heat conductor (41).

2. The hydraulic oil tank adaptive to extreme weather conditions as claimed in claim 1, wherein: 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).

3. The hydraulic oil tank adaptive to extreme weather conditions as claimed in claim 2, wherein: the cooling body (31) includes cooling body (312) and is located cooling pinion rack group (311) of cooling body (311) one side, cooling pinion rack group (311) includes a plurality of cooling pinion rack units, and is a plurality of cooling pinion rack unit is radial outside perpendicular equidistance interval and arranges, and heat conductor (41) includes heat conduction body (412) and is located heat conduction pinion rack group (411) of heat conduction body (412) one side, heat conduction pinion rack group (411) includes a plurality of heat conduction pinion rack units, and is a plurality of heat conduction pinion rack unit is radial outside perpendicular equidistance interval and arranges.

4. The hydraulic oil tank adaptive to extreme weather conditions as claimed in claim 3, wherein: the temperature adjusting ball body is of an oval ball body structure, and the cooling toothed plate unit and the heat conducting toothed plate unit are arranged in the long axis direction and are arranged in the short axis direction at equal intervals.

5. A hydraulic oil tank adapted to extreme weather conditions according to any one of claims 1 to 4, characterized in that: the heating unit (42) comprises a first heating power line (421), a second heating power line (422) and a heating pipe set (423), the heating pipe set (42) 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 cavity (11) can be at least wound around the circumference of the corresponding section of the temperature adjusting sphere.

6. The hydraulic oil tank adapted to extreme weather conditions as claimed in claim 5, wherein: 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) located 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) located at the end of the first support pipe (322), the medium outlet pipe (33) comprises a second medium hose (331) located 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) located at the end 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).

7. The hydraulic oil tank suitable for extreme weather conditions as claimed in claim 6, wherein: first pivot pipe (323) includes first through-hole (324), first body (325) and first port (326), first through-hole (324) are used for lining up with the lumen of first support pipe (322), first port (326) are used for lining up with cooling chamber (34), second pivot pipe (333) include second through-hole (334), second body (335) and second port (336), second through-hole (334) are used for lining up with the lumen of second support pipe (332), second port (336) are used for lining up with cooling chamber (34).

8. The hydraulic oil tank adapted to extreme weather conditions as claimed in claim 7, wherein: first pivot pipe (323) and second pivot pipe (333) fixed mounting are in insulating board (6) both ends, are the symmetry setting, first opening (326) with the opening of second opening (336) all is located insulating board (6) same face, and the another side is seal structure.

9. The hydraulic oil tank adapted to extreme weather conditions as claimed in claim 8, wherein: still include actuating mechanism (5), actuating mechanism (5) including be located the outside driving piece (51) of box (1), with driving piece (51) are connected and are extended to lifting rack (52) in the inner chamber, for with lifting rack (52) rodent complex change gear (53) and for with change gear (53) complex pivot (54), pivot (51) other end through bearing frame (55) with arbitrary one tip cooperation installation in first pivot pipe (323) or the second pivot pipe (333).

10. The hydraulic oil tank adapted to extreme weather conditions as claimed in claim 5, wherein: the cooling cavity (34) is located in the cooling body (312), and the heating pipe set (42) is embedded in the heat conduction body (412).