阅读说明：本技术 一种新型液压泵 (Novel hydraulic pump ) 是由 周国伟 黄伟健 于 2021-08-23 设计创作，主要内容包括：本发明公开了一种新型液压泵,属于液压泵领域。一种新型液压泵,包括壳体和泵机本体,所述泵机本体位于壳体内,所述泵机本体的输出端固定连接有输出轴,所述壳体内转动连接有送水机构,所述送水机构设置在水箱内,所述泵机本体的表面设有冷却件；本发明,本发明在输出轴转动时通过传动带带动转轴转动,进而使推进叶片推动水箱内的冷却水流动,实现将冷却水输送到冷却件内,进而实现冷却件对泵机本体进行冷却的目的,本发明通过三层布置的冷却件来提高对泵机本体的冷却效果。(The invention discloses a novel hydraulic pump, and belongs to the field of hydraulic pumps. A novel hydraulic pump comprises a shell and a pump body, wherein the pump body is positioned in the shell, an output shaft is fixedly connected to the output end of the pump body, a water delivery mechanism is connected in the shell in a rotating mode and arranged in a water tank, and a cooling piece is arranged on the surface of the pump body; according to the invention, the rotating shaft is driven to rotate by the driving belt when the output shaft rotates, so that the propelling blade pushes cooling water in the water tank to flow, the cooling water is conveyed into the cooling part, and the purpose that the cooling part cools the pump body is further realized.)

1. The utility model provides a novel hydraulic pump, includes casing (1) and pump machine body (2), pump machine body (2) are located casing (1), its characterized in that, output fixedly connected with output shaft (201) of pump machine body (2), casing (1) internal rotation is connected with and send water mechanism, send water mechanism to set up in water tank (3), the surface of pump machine body (2) is equipped with cooling piece (4).

2. The novel hydraulic pump as claimed in claim 1, characterized in that the inlet end of the cooling element (4) is connected to the water tank (3) via a conduit, the outlet end of the cooling element (4) is connected to the cold water tank via a conduit, and the water tank (3) is connected to the cold water tank via a conduit.

3. A novel hydraulic pump as claimed in claim 1, characterized in that the water feeding mechanism comprises a rotating shaft (301), a transmission belt (202) is connected between the rotating shaft (301) and the output shaft (201), one end of the rotating shaft (301) is arranged in the water tank (3), and the end of the rotating shaft (301) is provided with a propelling blade (302).

4. A novel hydraulic pump as claimed in claim 3, characterized in that the propelling blade (302) is helical and a sealing strip (303) is fixed to the propelling blade (302) on the side close to the inner wall of the water tank (3).

5. The novel hydraulic pump as claimed in claim 1, wherein the number of the cooling members (4) is multiple, the cooling members (4) are divided into three layers, namely an inner layer (401), a middle layer (402) and an outer layer (403), the three layers are fixedly attached to each other, the inner layer (401) and the outer layer (403) are both soft meshes, and the middle layer (402) is made of metal foil.

6. The novel hydraulic pump as claimed in claim 1, characterized in that a box door (101) is hinged to one side of the housing (1), and the box door (101) is connected with the housing (1) through a snap fit.

Technical Field

The invention relates to the technical field of hydraulic pumps, in particular to a novel hydraulic pump.

Background

The hydraulic pump is a power element of a hydraulic system, is driven by an engine or a motor, sucks oil from a hydraulic oil tank, forms pressure oil, discharges the pressure oil, and sends the pressure oil to an executing element.

The existing hydraulic pump generally radiates heat in a natural cooling mode, so that the radiating effect is poor, and the normal use of the hydraulic pump is influenced.

Disclosure of Invention

The invention aims to solve the problems that the heat dissipation effect is poor and the normal use of a hydraulic pump is influenced in the prior art, and provides a novel hydraulic pump.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a novel hydraulic pump, includes casing and pump machine body, the pump machine body is located the casing, the output fixedly connected with output shaft of pump machine body, the casing internal rotation is connected with and send water mechanism, send water mechanism to set up in the water tank, the surface of pump machine body is equipped with the cooling piece.

Preferably, the liquid inlet end of the cooling piece is communicated with the water tank through a guide pipe, the liquid outlet end of the cooling piece is communicated with the cold water tank through a guide pipe, and the water tank is communicated with the cold water tank through a guide pipe.

Preferably, the water feeding mechanism comprises a rotating shaft, a transmission belt is connected between the rotating shaft and the output shaft, one end of the rotating shaft is arranged in the water tank, and a propelling blade is arranged at the end of the rotating shaft.

Preferably, the propelling blade is spiral and a sealing strip is fixed on one side of the propelling blade close to the inner wall of the water tank.

Preferably, the number of the cooling pieces is multiple, the cooling pieces are divided into an inner layer, a middle layer and an outer layer, the three layers are fixedly attached to each other, the inner layer and the outer layer are both soft meshes, and the middle layer is made of metal foil.

Preferably, one side of the shell is hinged with a box door, and the box door is connected with the shell through a clamping manner.

Compared with the prior art, the invention provides a novel hydraulic pump, which has the following beneficial effects:

1. when the output shaft rotates, the rotating shaft is driven to rotate through the transmission belt, so that the propelling blade pushes cooling water in the water tank to flow, the cooling water is conveyed into the cooling part, and the purpose that the cooling part cools the pump body is achieved; the water tank provides a water supply space for the water supply piece; because the specific heat capacity of water is big, set up the cold water tank alone and can lower the temperature for the cooling water better.

2. The invention can better enable the propulsion blades to push the cooling water to flow through the sealing strips.

3. The invention prevents the metal foil from being crushed by the water pressure through the mesh of the outer layer, on one hand, the mesh of the inner layer is used for preventing the metal foil from being crushed by the direct impact of the cooling water, on the other hand, the metal foil is more effectively fastened, and as the thermal conductivity of the metal solid is stronger than that of the liquid, the metal foil has better thermal conductivity, thereby improving the cooling effect on the pump body.

4. The pump body is convenient to maintain by arranging the box door.

Drawings

Fig. 1 is a schematic structural diagram of a novel hydraulic pump according to the present invention;

FIG. 2 is a partial cross-sectional view of a novel hydraulic pump cooling element in accordance with the present invention;

fig. 3 is a structural diagram of a novel hydraulic pump housing and a box door according to the present invention.

In the figure: 1. a housing; 101. a box door; 2. a pump body; 201. an output shaft; 202. a transmission belt; 3. a water tank; 301. a rotating shaft; 302. a propulsion blade; 303. a sealing strip; 4. a cooling member; 401. an inner layer; 402. an intermediate layer; 403. and (4) an outer layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-3, a novel hydraulic pump comprises a housing 1 and a pump body 2, wherein the pump body 2 is located in the housing 1, and is characterized in that an output shaft 201 is fixedly connected to an output end of the pump body 2, a water delivery mechanism is rotatably connected in the housing 1 and arranged in a water tank 3, and a cooling part 4 is arranged on the surface of the pump body 2.

As a specific embodiment of the present invention, the liquid inlet end of the cooling element 4 is communicated with the water tank 3 through a conduit, the water tank 3 provides a water supply space for the water supply element, the liquid outlet end of the cooling element 4 is communicated with a cold water tank (not shown) through a conduit, since the specific heat capacity of water is large, the cold water tank can be separately arranged to better cool the cooling water, and the water tank 3 is communicated with the cold water tank through a conduit.

As a specific embodiment of the present invention, the water feeding mechanism includes a rotating shaft 301, a transmission belt 202 is connected between the rotating shaft 301 and the output shaft 201, one end of the rotating shaft 301 is disposed in the water tank 3, and the end of the rotating shaft 301 is provided with a propelling blade 302, in the present invention, when the output shaft 201 rotates, the rotating shaft 301 is driven to rotate by the transmission belt 202, so that the propelling blade 302 pushes the cooling water in the water tank 3 to flow, thereby realizing the purpose of conveying the cooling water into the cooling member 4.

In the present invention, as an embodiment of the present invention, the propulsion blade 302 is spiral, and a sealing strip 303 is fixed on one side of the propulsion blade 302 close to the inner wall of the water tank 3, and the cooling water can be better pushed by the propulsion blade 302 to flow through the sealing strip 303.

In one embodiment of the present invention, the number of the cooling element 4 is plural, and the cooling element 4 is divided into three layers, i.e. an inner layer 401, an intermediate layer 402 and an outer layer 403, which are fixedly attached to each other, the inner layer 401 and the outer layer 403 are soft nets, the nets can use glass fiber nets, the outer layer 403 can use glass fiber nets of 14x14 mesh, the inner layer 401 can use glass fiber nets of 5x5 mesh, the intermediate layer 402 is a metal foil, the metal foil can use aluminum foil with the thickness of 0.09mm to 0.1mm, the metal foil is sealed to prevent leakage, the present invention prevents the metal foil from being crushed by water pressure through the nets of the outer layer 403, the metal foil is crushed by direct impact of cooling water through the nets of the inner layer 401, the metal foil is more effectively fastened on the other hand, and the thermal conductivity of metal solid is stronger than that of liquid, the metal foil has better heat conductivity, and the cooling effect on the pump body 2 is improved.

As a specific embodiment of the present invention, a door 101 is hinged to one side of the housing 1, and the door 101 is connected to the housing 1 by a snap fit, so that the pump body 2 is conveniently maintained by providing the door 101.

During the use, open pump machine body 2, output shaft 201 rotates, and then utilizes drive belt 202 to drive pivot 301 and rotate, and pivot 301 rotates and then makes propulsion blade 302 promote the cooling water in the water tank 3 and flow, realizes carrying the cooling water in the cooling part 4, and then realizes the cooling of cooling part 4 to pump machine body 2.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.