CN214495617U - Hydraulic oil cooling system of telescopic boom forklift - Google Patents

Abstract

The utility model provides a flexible arm fork truck hydraulic oil cooling system, including the frame, be used for installing the support of driver's cabin and arrange the oil tank of driver's cabin below car in, still include: the cooler is arranged on a cab rear support above the oil tank, and is fixedly arranged on the support through a splicing frame; the baffle piece is arranged below the air inlet of the cooler and used for shielding muddy water; the shutter member includes: and the rear mudguard is fixedly arranged at the rear part of the frame and is locally distributed along the periphery of the wheel. The utility model utilizes the splicing frame to install and fix the cooler, and the cooler is arranged on the support of the frame through the frame, so the assembly, manufacture and molding of the cooler are convenient; in addition, the shielding plate piece is arranged at the air inlet of the cooler and is used for shielding muddy water generated during the operation of the forklift, so that the muddy water is prevented from entering the cooler through the air inlet to cause damage.

Description

Hydraulic oil cooling system of telescopic boom forklift

Technical Field

The utility model relates to a fork truck technical field, concretely relates to hydraulic oil cooling system for flexible arm fork truck.

Background

The telescopic boom forklift is a multi-purpose forklift with a cross-country performance and a telescopic boom, and is widely applied to occasions such as loading and unloading of building materials in construction sites, material transportation of industrial and mining enterprises, and transportation of farm and animal husbandry forage. After the forklift operates for a period of time, the problem that the oil temperature of hydraulic oil is too high can occur, the hydraulic oil needs to be cooled through an external radiator, the cooling mode can be divided into air cooling and water cooling, and the difference between the air cooling and the water cooling lies in the difference of cooling media. The air-cooled cooling medium is air, and has the characteristics of inexhaustible resources and no pollution. In the prior art reaches radiating hydraulic oil cooling system through the forced air cooling, the cooler that it contains has the inconvenient problem of equipment, manufacturing shaping, and the cross-country performance of telescopic boom fork truck makes the muddy water of fork truck during operation enter into the inlet scoop of cooler easily simultaneously, and then causes the harm to the cooler.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model utilizes the splicing frame to install and fix the cooler, and the cooler is arranged on the support of the frame through the frame, so the assembly, manufacture and molding of the cooler are convenient; in addition, through setting up the baffle piece at the cooler air intake for the muddy water that produces when moving fork truck shelters from, thereby avoids muddy water to cause the harm through air intake entering cooler, and concrete technical scheme is as follows:

the utility model provides a telescopic boom fork truck hydraulic oil cooling system, includes the frame, is used for installing the support of driver's cabin and arranges the oil tank on the frame below the driver's cabin in, still includes:

a cooler disposed on the cab rear mount above the oil tank,

the cooler is fixedly arranged on the support through a splicing frame; and

and the shielding plate part is arranged below the air inlet of the cooler and used for shielding muddy water.

Preferably, the shutter member includes:

the rear mudguard is fixedly arranged at the rear part of the frame and is locally distributed along the periphery of the wheel; and

the protection plate is arranged between the rear portion of the oil tank and the rear fender.

Preferably, the cooler includes:

the fan is arranged on one side of the air collecting cover, the core body is arranged on the other side of the air collecting cover, and a transverse hydraulic oil pipeline is arranged inside the core body;

the oil inlet and the oil outlet are respectively and oppositely arranged on two side walls of the core body and are used for feeding and discharging oil into and from the hydraulic oil pipeline;

the U-shaped plates are arranged on the upper side surface and the lower side surface of the core body, one side of each U-shaped plate is fixedly connected with the air collecting cover, and the other side of each U-shaped plate is fixedly connected with the splicing frame; and

the oil temperature sensor is arranged on the core body on the same side with the oil inlet and used for detecting the temperature of hydraulic oil.

Preferably, the splicing frame is spliced and welded into a rectangular frame through four bending plates of an upper side plate, a lower side plate, a left side plate and a right side plate.

Preferably, the upper side plate and the lower side plate are respectively provided with a horizontally distributed round hole, the U-shaped plate is provided with a nut matched with the round hole, and the U-shaped plate is connected with the upper side plate and the lower side plate through bolts.

Preferably, welding bolts fixedly connected with the support are fixedly arranged at four corners of the bottom of the lower side plate.

Preferably, hoisting round holes are further formed in the side edges of the top ends of the upper side plate and the lower side plate.

Preferably, the rear parts of the left side plate and the right side plate are respectively provided with a screw hole which is vertically distributed, and the screw holes are used for being connected with a protection plate at the back of the cooler.

Preferably, the front part of the right side plate is provided with a notch for mounting an oil temperature sensor.

According to the technical solution provided by the utility model, the utility model discloses following beneficial effect has:

1. the utility model discloses in, the concatenation frame welds into rectangular frame through epipleural, lower plate, left side board and right side board, and manufacturing process is simple, with low costs, and the U template on the face of both sides links firmly with epipleural and curb plate respectively about the cooler to in installing into the concatenation frame with the cooler, consequently this cooler has the convenient characteristics of installation shaping.

2. The utility model discloses in, through setting up the shielding plate spare at the cooler air intake, and this shielding plate spare distributes around wheel periphery equipartition to the muddy water that can produce when moving fork truck shelters from, prevents that muddy water from causing the harm in entering into the cooler.

3. The utility model discloses in, the concatenation frame setting of installing the cooler is on the support, because this concatenation frame sets up on the driver's cabin rear support of oil tank top, consequently can not influence driver's operation sight.

Drawings

FIG. 1 is a schematic structural view of the connection between the cooler and the forklift body of the present invention;

FIG. 2 is a schematic view of the connection of the frame and the blanking member;

FIG. 3 is a schematic view of the oil cooler installation;

FIG. 4 is a front view of FIG. 3;

FIG. 5 is a schematic view of a chiller;

fig. 6 is a schematic structural diagram of the splice frame.

In the figure: 10. the oil-gas separator comprises a frame, 20, a support, 30, an oil tank, 40, a cooler, 41, an air collecting cover, 42, a fan, 43, a core body, 44, an oil inlet, 441, an oil inlet high-pressure rubber pipe, 45, an oil outlet, 451, an oil return high-pressure rubber pipe, 452, a hydraulic oil filter, 46, a U-shaped plate, 47, an oil temperature sensor, 50, a splicing frame, 51, an upper side plate, 52, a lower side plate, 53, a left side plate, 54, a right side plate, 60, a shielding plate, 61, a rear fender, 62, a protective plate, 11, a round hole, 12, a welding bolt, 13, a hoisting round hole, 14 and a screw hole.

Detailed Description

The present invention will be described in detail with reference to the drawings and specific embodiments, wherein prior to describing the technical aspects of the embodiments of the present invention in detail, the terms and the like are explained, and in the present specification, the components with the same names or the same reference numbers represent the similar or the same structures and are only used for illustrative purposes.

Example (b):

referring to fig. 1, a hydraulic oil cooling system for a telescopic forklift comprises a frame 10, a support 20 for mounting a cab, and an oil tank 30 arranged on the frame below the cab, and further comprises:

a cooler 40, which is provided on the rear seat of the cab above the oil tank,

wherein, the cooler is fixedly arranged on the support 20 through a splicing frame 50; and

the shielding plate piece 60 is arranged below the air inlet of the cooler and used for shielding muddy water, the cooler 40 is installed in the splicing frame 50, and the splicing frame is further arranged on the rear support 20 of the cab above the oil tank, so that the cooler of the embodiment has the advantage of convenience in installation and forming, and in addition, the shielding plate piece 60 is arranged to shield the muddy water generated during the operation of the forklift so as to prevent the muddy water from entering the cooler to cause damage.

Referring to fig. 2, as a preferred embodiment of the present invention, the shielding plate 60 includes:

the rear mudguard 61 is fixedly arranged at the rear part of the frame and is locally distributed along the periphery of the wheel; and

and the protection plate 62 is arranged between the rear part of the oil tank 30 and a rear fender, the rear fender can shield muddy water generated when the forklift runs, and the protection plate can protect the cooler.

Referring to fig. 3 and 4, as a preferred embodiment of the present invention, the cooler 40 includes:

a fan 42 is arranged on one side of the air collecting cover 41, a core body 43 is arranged on the other side of the air collecting cover, and a transverse hydraulic oil pipeline is arranged inside the core body;

the oil inlet and the oil outlet are respectively and oppositely arranged on two side walls of the core body and are used for feeding and discharging oil into and out of a hydraulic oil pipeline;

the U-shaped plates 46 are arranged on the upper side surface and the lower side surface of the core body, one side of each U-shaped plate is fixedly connected with the air collecting cover, and the other side of each U-shaped plate is fixedly connected with the splicing frame 50; and

the oil temperature sensor 47 is arranged on the core body on the same side with the oil inlet and used for detecting the temperature of hydraulic oil, the oil inlet 44 is connected with an oil inlet high-pressure rubber pipe 441, the oil outlet 45 is connected with an oil return high-pressure rubber pipe 451, the tail end of the oil return high-pressure rubber pipe is connected with a hydraulic oil filter 452, hydraulic oil to be cooled enters the core body through the oil inlet high-pressure rubber pipe and flows along a transverse hydraulic oil pipeline, air is sucked into the cooler through the fan from the air inlet, the hydraulic oil entering each channel in the cooler is cooled through the air, the temperature of the hydraulic oil is reduced, and the hydraulic oil is output out of the cooler through the oil return high-pressure rubber pipe 451.

Referring to fig. 6, as the preferred technical scheme of the utility model, the splicing frame 50 is welded into rectangular frame through four bending plates of upper side plate 51, lower side plate 52, left side plate 53 and right side plate 54, and the splicing frame of this embodiment has advantages of simple, with low costs of manufacturing process.

Further, the round holes 11 which are horizontally distributed are respectively formed in the upper side plate 51 and the lower side plate 52, welding nuts matched with the round holes are arranged on the U-shaped plate 46, the U-shaped plate is connected with the upper side plate and the lower side plate through bolts, specifically, the oil cooler is placed into the oil cooler from the rear portion of the splicing frame, and the bolts are used for installing and fastening the welding nuts on the upper and lower U-shaped plates in the cooler from the front portion of the splicing frame so as to fix the cooler.

Furthermore, the four corners of the bottom of the lower side plate 52 are fixedly provided with welding bolts 12 fixedly connected with the support 20, and the welding bolts are beneficial to arranging the splicing frame on the support and fixing the splicing frame through nuts.

Further, hoist and mount round hole 13 has still been seted up to last curb plate 51 and lower curb plate 52 top side, and hoist and mount round hole 13 is convenient for with this cooler and concatenation frame handling to the support at driver's cabin rear on, in addition, still is equipped with two waist shape holes on the lower curb plate 52, and the waist shape hole of one side is used for installing out oily high-pressure rubber pipe, and the inside hydraulic oil of stop valve in order to let out the air cooler is pulled down when opposite side waist shape hole is used for maintaining the oil cooler.

Furthermore, the rear parts of the left side plate 53 and the right side plate 54 are respectively provided with a screw hole 14 which is vertically distributed, the back part of the cooler is provided with a guard plate, and the screw holes are used for being connected with the guard plate at the back part of the cooler, specifically, bolts are used for penetrating through the left side plate and the right side plate and being connected with the guard plate of the cooler.

Further, the front portion of the right side plate 54 is provided with a notch for installing the oil temperature sensor 47, and in addition, the notch of the embodiment is also connected with the oil inlet through a high-pressure rubber pipe for facilitating oil inlet.

The working principle is as follows: the shielding plate piece 60 is fixedly arranged at the rear part of the frame 10 and is connected with the rear part of the oil tank 30 through a protection plate on the shielding plate, four bending plates of the upper side plate 51, the lower side plate 52, the left side plate 53 and the right side plate 54 are spliced into a rectangular frame, the cooler 40 is further installed into the rectangular frame, then the cooler assembly is fixedly arranged on the support 20, the cooler assembly has the advantages of convenience in assembly and manufacturing and forming, and muddy water generated in the operation of a forklift can be shielded through the shielding plate piece 60 so as to protect the air inlet of the cooler.

The above-mentioned embodiments are only to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims (9)

1. The utility model provides a telescopic boom fork truck hydraulic oil cooling system, includes frame (10), is used for installing support (20) of driver's cabin and arranges oil tank (30) on the frame below the driver's cabin in, its characterized in that still includes:

a cooler (40) arranged on the cab rear mount above the oil tank,

wherein the cooler is fixedly arranged on the support (20) through a splicing frame (50); and

and the shielding plate part (60) is arranged below the air inlet of the cooler and used for shielding muddy water.

2. Hydraulic oil cooling system according to claim 1, characterized in that the baffle member (60) comprises:

the rear mudguard (61) is fixedly arranged at the rear part of the frame and is locally distributed along the periphery of the wheel; and

a fender (62) disposed between the rear portion of the fuel tank (30) and the rear fender.

3. Hydraulic oil cooling system according to claim 2, characterized in that the cooler (40) comprises:

the hydraulic oil cylinder comprises a wind gathering cover (41), wherein a fan (42) is arranged on one side of the wind gathering cover, a core body (43) is arranged on the other side of the wind gathering cover, and a transverse hydraulic oil pipeline is arranged inside the core body;

the oil inlet (44) and the oil outlet (45) are respectively and oppositely arranged on two side walls of the core body and are used for feeding and discharging oil into and out of the hydraulic oil pipeline;

the U-shaped plates (46) are arranged on the upper side surface and the lower side surface of the core body, one side of each U-shaped plate is fixedly connected with the air collecting cover, and the other side of each U-shaped plate is fixedly connected with the splicing frame (50); and

and the oil temperature sensor (47) is arranged on the core body on the same side as the oil inlet and is used for detecting the temperature of hydraulic oil.

4. The hydraulic oil cooling system according to claim 3, wherein the spliced frame (50) is welded into a rectangular frame by four bending plates, namely an upper side plate (51), a lower side plate (52), a left side plate (53) and a right side plate (54).

5. The hydraulic oil cooling system according to claim 4, wherein the upper side plate (51) and the lower side plate (52) are respectively provided with horizontally distributed round holes (11), the U-shaped plate (46) is provided with nuts matched with the round holes, and the U-shaped plate is connected with the upper side plate and the lower side plate through bolts.

6. The hydraulic oil cooling system according to claim 4, wherein welding bolts (12) fixedly connected with the support (20) are fixedly arranged at four corners of the bottom of the lower side plate (52).

7. The hydraulic oil cooling system according to claim 4, wherein the top side edges of the upper side plate (51) and the lower side plate (52) are further provided with hoisting round holes (13).

8. The hydraulic oil cooling system according to claim 4, wherein the rear portions of the left side plate (53) and the right side plate (54) are respectively provided with vertically distributed screw holes (14) for connecting with a guard plate on the back of the cooler.

9. The hydraulic oil cooling system according to claim 4, wherein a notch for installing the oil temperature sensor (47) is formed in the front of the right side plate (54).

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