阅读说明：本技术 一种回油动力驱动带石墨烯导热风扇的液压油箱 (A kind of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene ) 是由 李松晶 彭敬辉 李鲁佳 于 2019-09-24 设计创作，主要内容包括：一种回油动力驱动带石墨烯导热风扇的液压油箱,属液压装置技术领域。油箱箱体的顶板上设有注油孔,油箱箱体的两个相对侧壁的底部分别设有排油孔,注油孔和排油孔处均紧密装有油箱附件,油箱箱体的顶板上固定有回油口和出油口,驱动叶片设置在油箱箱体内并位于回油口与油箱箱体的底板之间,外部风扇设置在油箱箱体的外部,油箱箱体上设有轴穿入孔,驱动叶片与外部风扇二者的中心轴同轴连接并设置在轴穿入孔内,驱动叶片与外部风扇二者的中心轴通过密封圈与油箱箱体的轴穿入孔密封连接；驱动叶片与外部风扇的内外表面均附着有石墨烯导热层。本发明由于不需要额外动力驱动风扇,对回油能量进行再利用,起到了能量回收和提高液压系统节能效果的目的。(A kind of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene belongs to hydraulic device technical field.The top plate of tank body of oil tank is equipped with oil filler point, the bottom of two opposing sidewalls of tank body of oil tank is respectively equipped with outage, fuel tank attachment is closely housed at oil filler point and outage, oil return opening and oil outlet are fixed on the top plate of tank body of oil tank, driving blade is arranged in tank body of oil tank and between oil return opening and the bottom plate of tank body of oil tank, the outside of tank body of oil tank is arranged in external fan, tank body of oil tank is equipped with axis and penetrates hole, driving blade connect with the central axis of both external fans and axis is arranged in and penetrates in hole, the central axis of both driving blade and external fan penetrates hole by the axis of sealing ring and tank body of oil tank and is tightly connected；The surfaces externally and internally of driving blade and external fan is attached with graphene heat-conducting layer.The present invention recycles oil return energy due to not needing extra power driving fan, plays energy regenerating and improves the purpose of hydraulic system energy-saving effect.)

1. a kind of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene, including tank body of oil tank (1), oil return opening (6), go out Hydraulic fluid port (7) and three fuel tank attachmentes (5), the top plate of the tank body of oil tank (1) are equipped with oil filler point, and two of tank body of oil tank (1) The bottom of opposing sidewalls is respectively equipped with outage, fuel tank attachment (5) closely is housed at the oil filler point and two outages, oil It is fixed equipped with the oil return opening (6) and oil outlet (7) that are communicated with tank body of oil tank (1) inner cavity on the top plate of box body (1)；Its feature exists In: a kind of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene further includes driving blade (2), external fan (3), graphene heat-conducting layer (4) and sealing ring；

Driving blade (2) setting is interior in tank body of oil tank (1) and between oil return opening (6) and the bottom plate of tank body of oil tank (1), In the outside of tank body of oil tank (1), tank body of oil tank (1) is equipped with axis and penetrates hole, driving blade (2) for external fan (3) setting It connect with the central axis of both external fans (3) and the axis is set and penetrate in hole, driving blade (2) and external fan (3) central axis of the two penetrates hole by the axis of sealing ring and tank body of oil tank (1) and is tightly connected；Driving blade (2) and external wind The surfaces externally and internally of fan (3) is attached with graphene heat-conducting layer (4).

2. a kind of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene according to claim 1, feature exist In: the tank body of oil tank (1) is made of metal material or nonmetallic materials, and the metal material is cast iron, stainless steel or aluminium, institute Stating nonmetallic materials is engineering plastics, rubber or glass.

3. a kind of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene according to claim 1, feature exist In: the graphene heat-conducting layer (4) is graphene film, and the graphene film is pasted onto driving blade (2) and external fan (3) on surfaces externally and internally, the graphene film that the surfaces externally and internally of the driving blade (2) is pasted is connected as one, the outside The graphene film that the surfaces externally and internally of fan (3) is pasted is connected as one.

4. a kind of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene according to claim 1, feature exist In: the number of plies of the graphene heat-conducting layer (4) is single layer, bilayer or multilayer, the single layer, bilayer or multilayer graphene heat-conducting layer (4) it coats or the surfaces externally and internally for being attached to driving blade (2) and fan (3) is directly generated using chemical vapour deposition technique, it is described The graphene heat-conducting layer (4) for being attached to the surfaces externally and internally of driving blade (2) and fan (3) is connected as one.

5. a kind of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene according to claim 1, feature exist In: the surfaces externally and internally of the tank body of oil tank (1) is also attached with graphene heat-conducting layer (4).

6. a kind of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene according to claim 5, feature exist In: the graphene heat-conducting layer (4) is graphene film, and the graphene film is pasted onto the surfaces externally and internally of tank body of oil tank (1).

7. a kind of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene according to claim 5, feature exist In: the number of plies of the graphene heat-conducting layer (4) is single layer, bilayer or multilayer, the single layer, bilayer or multilayer graphene heat-conducting layer (4) it coats or the surfaces externally and internally for being attached to tank body of oil tank (1) is directly generated using chemical vapour deposition technique.

8. a kind of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene according to claim 1, feature exist In: the axis penetrates hole and is arranged on the bottom plate of tank body of oil tank (1), in both the driving blade (2) and external fan (3) Mandrel is vertically arranged in axis and penetrates in hole, and driving blade (2) and external fan (3) are horizontally disposed.

9. a kind of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene according to claim 1, feature exist Hole setting is penetrated in tank body of oil tank (1) and oil return opening (6) adjacent lower sidewall in: the axis, the driving blade (2) and outside The central axis of both portion's fans (3) is horizontally set on axis and penetrates in hole, and driving blade (2) is set vertically with external fan (3) It sets.

10. a kind of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene according to claim 1, feature exist In: the sealing ring is made of nonmetallic materials or metal material, the nonmetallic materials be rubber or polytetrafluoroethylene (PTFE), it is described Metal material is aluminium or copper.

Technical field

The present invention relates to a kind of hydraulic oil containers, belong to hydraulic device technical field.

Background technique

The major function of hydraulic reservoir is storage hydraulic oil liquid and heat dissipation, and the surface area of hydraulic oil container is bigger, heat dissipation It is faster；The coefficient of heat transfer of hydraulic oil container material is bigger, radiates faster, therefore heat-sinking capability is current limitation hydraulic oil container miniaturization The main reason for.To meet fuel tank heat dissipation performance requirement, the size of fuel tank must be sufficiently large, and it is big that material generallys use the coefficient of heat transfer Metal material, therefore fuel tank volume and weight are all bigger.If reducing hydraulic oil container volume, must using water cooling or The types of cooling enhancing heat exchange such as outside setting fan, improves heat transfer effect.But external cooling system increases hydraulic system again Weight and additional energy consumption.Therefore, very big using the hydraulic oil container energy consumption of cooling device, if it is possible to which that oil return is moved It can be recycled with gravitional force, it, then can be in the feelings for not needing additional energy consumption for driving oil tank cooling device It under condition, realizes and is quickly cooled down, to reduce the overall power consumption of hydraulic system, realize energy conservation.

As a kind of emerging material, graphene has been widely used in battery electrode material, semiconductor devices, transparent aobvious Display screen, sensor, capacitor, transistor etc..Grapheme material has extraordinary heat-conductive characteristic, and pure is flawless The thermal coefficient of single-layer graphene is up to 5300W/mK, is the highest carbon material of thermal coefficient so far, therefore can be more preferable Ground meet the high powers such as Led illumination, computer, satellite circuit, laser weapon, hand-held terminal device, high integration system dissipate Heat request.

Since current hydraulic oil container exists, heat dissipation is slow, volume is big, is difficult to minimize, and cooling device needs energy consumption Problem is changed if can construct to hydraulic oil container, recycles oil return energy, and combine with grapheme material, above-mentioned Technical problem can be readily solved.

Summary of the invention

The purpose of the present invention is to solve, the heat dissipation of existing hydraulic oil container is slow, volume is big, is difficult to minimize, cooling device needs The problem of energy consumption, provides a kind of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene.

A kind of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene proposed by the present invention, by tank drainback Driving blade is arranged in mouth lower part, and driving blade is connected to external fan, and oil return gravity and kinetic energy is utilized to push the driving leaf Piece rotation, drives fan running to realize wind-cooling heat dissipating, to accelerate the heat transfer effect that fuel tank heat exchange improves fuel tank.Simultaneously by One layer of graphene heat-conducting layer is adhered on driving blade and external fan surface, using the high-termal conductivity of graphene, in oil return opening times The heat of oil is transmitted to rapidly fan surface everywhere, then carries out heat exchange with air and radiate, and playing makes fuel tank rapid cooling Purpose so that fuel tank is realized miniaturization and integrated to reduce the surface area and volume of fuel tank.In addition, the present invention is not due to Extra power driving fan is needed, oil return energy is recycled, play energy regenerating and improves hydraulic system energy conservation effect The purpose of fruit.

Realize above-mentioned purpose, the technical solution adopted by the present invention is that:

A kind of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene, including tank body of oil tank, oil return opening, oil outlet And three fuel tank attachmentes, the top plate of the tank body of oil tank are equipped with oil filler point, the bottom point of two opposing sidewalls of tank body of oil tank Not She You outage, fuel tank attachment is closely housed at the oil filler point and two outages, it is fixed on the top plate of tank body of oil tank Equipped with the oil return opening and oil outlet communicated with tank body of oil tank inner cavity；A kind of oil return power drive is with the thermally conductive fan of graphene Hydraulic oil container further includes driving blade, external fan, graphene heat-conducting layer and sealing ring；

The driving blade is arranged in tank body of oil tank and between oil return opening and the bottom plate of tank body of oil tank, the outside Fan is arranged in the outside of tank body of oil tank, and tank body of oil tank is equipped with axis and penetrates hole, the center of both driving blade and external fan Axis is coaxially connected and is arranged and penetrates in hole in the axis, the central axis of both driving blade and external fan by sealing ring with it is oily The axis of box body penetrates hole sealed connection；The surfaces externally and internally of driving blade and external fan is attached with graphene heat-conducting layer.

The beneficial effect of the present invention compared with the existing technology is: by the way that driving blade is arranged in tank drainback mouth lower part, Driving blade is connected to external fan, the blade described in the oil return gravity drive drive fan accelerate fuel tank heat exchange in the way of improve The heat transfer effect of fuel tank.Simultaneously by adhering to graphene heat-conducting layer in driving blade and external fan surface, graphene is utilized High-termal conductivity, plays the purpose of rapid cooling, to reduce the surface area and volume of fuel tank, fuel tank is made to realize miniaturization and integrate Change.In addition, this method due to not needing extra power driving fan, recycles oil return energy, plays energy regenerating With the purpose for improving hydraulic system energy-saving effect.

Detailed description of the invention

Fig. 1 is a kind of main view of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene of the present invention, and axis penetrates Hole is provided on the bottom plate of tank body of oil tank；

Fig. 2 is the cross-sectional view of the Section A-A of Fig. 1；

Fig. 3 is the left view of Fig. 1；

Fig. 4 is a kind of main view of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene of the present invention, and axis penetrates Hole is provided with the tank body of oil tank lower sidewall adjacent with oil return opening；

Fig. 5 is the cross-sectional view of the section B-B of Fig. 4；

Fig. 6 is the left view of Fig. 4；

Fig. 7 is a kind of main view of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene of the present invention, not with Fig. 4 It is same, graphene heat-conducting layer is attached in the surfaces externally and internally of tank body of oil tank；

Fig. 8 is the cross-sectional view in the section C-C of Fig. 7；

Fig. 9 is the left view of Fig. 7；

Figure 10 is a kind of main view of hydraulic oil container of the oil return power drive with the thermally conductive fan of graphene of the present invention, with Fig. 1 It is not both to be attached with graphene heat-conducting layer in the surfaces externally and internally of tank body of oil tank；

Figure 11 is the cross-sectional view in the section D-D of Figure 10；

Figure 12 is the left view of Figure 10.

Component names involved in above-mentioned attached drawing and label are as follows:

Tank body of oil tank 1, driving blade 2, external fan 3, graphene heat-conducting layer 4, fuel tank attachment 5, oil return opening 6, oil outlet 7。

Specific embodiment

Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.