CN213206158U

CN213206158U - Rotary hydraulic oil cylinder with exhaust structure

Info

Publication number: CN213206158U
Application number: CN202021679231.7U
Authority: CN
Inventors: 王建忠
Original assignee: Changde Jiahui Hydraulic Machinery Co ltd
Current assignee: Changde Jiahui Hydraulic Machinery Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-05-14
Anticipated expiration: 2030-08-13

Abstract

The utility model discloses a rotary hydraulic oil cylinder with an exhaust structure, which comprises a hydraulic oil cylinder main body, the outer side wall of the hydraulic oil cylinder main body is fixedly connected with a heat radiation water pipe, the outer side wall of the heat radiation water pipe is fixedly connected with a plurality of heat radiation fins, the lateral wall of the hydraulic oil cylinder main body close to the heat dissipation water pipe is fixedly connected with a heat dissipation box, the hydraulic oil cylinder main body is convenient to better dissipate heat of the hydraulic oil cylinder main body by arranging the heat dissipation water pipe, the heat dissipation box, the retainer ring, the clamp seat and the heat dissipation fins, the arrangement of the retainer ring and the clamp seat is convenient to better replace the first dust screen, the arrangement of the first dust screen and the second dust screen prevents external dust from entering the interior of the heat dissipation box, the device is simple in operation, and the result of use is better, improves the radiating efficiency to the hydraulic cylinder main part greatly, avoids hydraulic cylinder main part outside to receive outside dust to corrode.

Description

Rotary hydraulic oil cylinder with exhaust structure

Technical Field

The utility model relates to a hydraulic cylinder field especially relates to a rotary hydraulic cylinder with exhaust structure.

Background

The hydraulic cylinder is a device with a wide application range, uses oil liquid as a working medium, transfers motion through the change of a sealed volume, transfers power through the pressure in the oil liquid, and can convert hydraulic energy into mechanical energy to do linear reciprocating motion or swinging motion. The hydraulic cylinder is generally composed of a piston rod, a cylinder body, a piston, a sealing system and the like, and along with the development of the hydraulic cylinder, the hydraulic cylinder is increasingly applied to certain mechanical equipment such as radar positioning devices for space flight and navigation, vertical jacking devices of bridge girder erection machines, guide rail locking devices and rolling mill locking devices.

The existing hydraulic oil cylinder can overheat the hydraulic oil cylinder in the process of long-time use, and the service life of the hydraulic oil cylinder can be greatly shortened when the hydraulic oil cylinder is used under the overheat condition, so that a rotary hydraulic oil cylinder with an exhaust structure is designed.

Disclosure of Invention

The utility model aims at solving the defects existing in the prior art and providing a rotary hydraulic oil cylinder with an exhaust structure.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a rotatory hydraulic cylinder with exhaust structure, includes the hydraulic cylinder main part, hydraulic cylinder main part lateral wall fixedly connected with heat dissipation water pipe, a plurality of radiating fin of heat dissipation water pipe lateral wall fixedly connected with, the lateral wall fixedly connected with heat dissipation case that the hydraulic cylinder main part is close to the heat dissipation water pipe, a plurality of louvres have been seted up to heat dissipation case one side, heat dissipation case one side fixedly connected with cassette, the closely laminating of cassette inside wall has the rand, the first dustproof filter screen of one side fixedly connected with of cassette is kept away from to the rand, heat dissipation case one side bottom fixedly connected with protection frame, protection frame central part fixedly connected with rubber pad, rubber pad inside wall fixedly connected with motor, motor drive end fixedly connected with flabellum, protection frame is close to the dustproof filter.

As a further description of the above technical solution:

the heat dissipation water pipe is located the inside of heat dissipation case, the heat dissipation water pipe is the platykurtic, the heat dissipation water pipe is the aluminum alloy material with radiating fin and makes, and radiating water pipe and radiating fin be integrated into one piece cast molding, the triangle-shaped is personally submitted to radiating fin piece, and radiating fin is the platykurtic, the heat dissipation water pipe is snakelike the lateral wall of distributing on the hydraulic cylinder main part.

As a further description of the above technical solution:

the motor is electrically connected with an external power supply, the fan blades are located on one side, away from the heat dissipation water pipe, of the motor, and the fan blades are made of alloy materials.

As a further description of the above technical solution:

the protection frame is made of alloy materials, and the height of the protection frame is not lower than 3 cm.

As a further description of the above technical solution:

the thickness of the rubber pad is not less than 1cm, and the rubber pad is fixedly connected with the central part of the outer side wall of the motor.

As a further description of the above technical solution:

the radiating holes are distributed on one side of the radiating box in a circular array mode and are located inside the clamping seat.

As a further description of the above technical solution:

the clamping seat and the clamping ring are made of rubber materials, and the first dustproof filter screen and the second dustproof filter screen are both made of cloth.

The utility model discloses following beneficial effect has:

the utility model has the advantages that the heat generated by the hydraulic oil cylinder main body is conducted into the inside of the heat dissipation water pipe when in work by arranging the heat dissipation water pipe, the heat inside the heat dissipation water pipe is conducted into the inside of the heat dissipation box through the heat dissipation fin and the outer side wall of the heat dissipation water pipe, the motor drives the fan blade to rotate, the fan blade generates negative pressure around the rotation, so that the heat and the air inside the heat dissipation box are discharged out of the heat dissipation box through the second dustproof filter screen, the heat dissipation box is better cooled, at the moment, the negative pressure inside the heat dissipation box enables the air outside the heat dissipation box to enter the inside of the heat dissipation box through the first dustproof filter screen and the heat dissipation hole, the arrangement of the heat dissipation water pipe, the heat dissipation box and the heat dissipation fin is convenient for better cooling the hydraulic oil cylinder main body, the arrangement of the retainer ring and the clamp seat is convenient for better replacing the first dustproof net, the device is simple in operation, and the result of use is better, improves the radiating efficiency to the hydraulic cylinder main part greatly, avoids hydraulic cylinder main part outside to receive outside dust to corrode.

Drawings

Fig. 1 is a side view of a rotary hydraulic cylinder with an exhaust structure according to the present invention;

FIG. 2 is an enlarged view of FIG. 1 at A;

fig. 3 is an enlarged view of fig. 1 at B.

Illustration of the drawings:

1. a hydraulic cylinder body; 2. a heat dissipation box; 3. heat dissipation holes; 4. a collar; 5. a card holder; 6. a first dust screen; 7. a second dust-proof filter screen; 8. a protective frame; 9. a heat dissipating fin; 10. a heat dissipation water pipe; 11. a motor; 12. a rubber pad; 13. a fan blade.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a rotatory hydraulic cylinder with exhaust structure, including hydraulic cylinder

main part

1, 1 lateral wall fixedly connected with heat dissipation water pipe 10 of hydraulic cylinder main part, a plurality of radiating fin 9 of heat dissipation water pipe 10 lateral wall fixedly connected with, lateral wall fixedly connected with heat dissipation case 2 that hydraulic cylinder main part 1 is close to heat dissipation water pipe 10, a plurality of louvres 3 have been seted up to heat dissipation case 2 one side, 2 one side fixedly connected with cassette 5 of heat dissipation case, 5 inside walls of cassette closely laminate have rand 4, the first dustproof filter screen 6 of one side fixedly connected with of cassette 5 is kept away from to

rand

4, 2 one side bottom fixedly connected with protection frame 8 of heat dissipation case, 8 central part fixedly connected with rubber pad 12 of protection frame, 12 inside wall fixedly connected with motor 11 of rubber pad, motor 11 drive end fixedly connected with flabellum 13.

The heat dissipation water pipe 10 is located the inside of heat dissipation case 2, and heat dissipation water pipe 10 is the platykurtic, and heat dissipation water pipe 10 is made with radiating fin 9 by the aluminum alloy material, and heat dissipation water pipe 10 and radiating fin 9 are casting forming as an organic whole, and radiating fin 9 section is triangle-shaped, and radiating fin 9 is the platykurtic, and heat dissipation water pipe 10 is snakelike the distribution on hydraulic cylinder main part 1's lateral wall, the better heat that absorbs hydraulic cylinder main part 1 and send of being convenient for.

The motor 11 is electrically connected with an external power supply, the fan blade 13 is positioned on one side of the motor 11 far away from the heat dissipation water pipe 10, and the fan blade 13 is made of alloy materials.

The protection frame 8 is made of alloy materials, the height of the protection frame 8 is not lower than 3cm, and the motor 11 is protected better.

The thickness of the rubber pad 12 is not less than 1cm, and the rubber pad 12 is fixedly connected with the central part of the outer side wall of the motor 11.

The heat dissipation holes 3 are distributed on one side of the heat dissipation box 2 in a circular array mode, and the heat dissipation holes 3 are located inside the clamping seat 5, so that external dust is prevented from entering the heat dissipation box 2 conveniently.

The clamping seat 5 and the clamping ring 4 are made of rubber materials, and the first dustproof filter screen 6 and the second dustproof filter screen 7 are made of cloth, so that external dust is prevented from entering the heat dissipation box 2.

The working principle is as follows: the heat that produces at during operation hydraulic cylinder main part 1 is passed into inside heat dissipation water pipe 10, the heat inside heat dissipation water pipe 10 is passed into inside heat dissipation case 2 through radiating fin 9 and heat dissipation water pipe 10 lateral wall, motor 11 drives flabellum 13 and rotates, flabellum 13 produces the negative pressure around when rotating, make the inside heat of heat dissipation case 2 and air through the dustproof filter screen 7 of second heat dissipation case 2 of discharging, be convenient for better dispel the heat to heat dissipation case 2, at this moment the inside negative pressure of heat dissipation case 2 makes 2 outside air of heat dissipation case get into inside the heat dissipation case 2 through first dustproof filter screen 6 and louvre 3 can.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a rotatory hydraulic cylinder with exhaust structure, includes hydraulic cylinder main part (1), its characterized in that: the outer side wall of the hydraulic oil cylinder body (1) is fixedly connected with a heat radiation water pipe (10), the outer side wall of the heat radiation water pipe (10) is fixedly connected with a plurality of heat radiation fins (9), the outer side wall of the hydraulic oil cylinder body (1) close to the heat radiation water pipe (10) is fixedly connected with a heat radiation box (2), one side of the heat radiation box (2) is provided with a plurality of heat radiation holes (3), one side of the heat radiation box (2) is fixedly connected with a clamping seat (5), the inner side wall of the clamping seat (5) is tightly attached with a clamping ring (4), one side of the clamping ring (4) far away from the clamping seat (5) is fixedly connected with a first dustproof filter screen (6), the bottom of one side of the heat radiation box (2) is fixedly connected with a protection frame (8), the central part of the protection frame (8) is fixedly connected with a, one side of the protective frame (8) close to the fan blades (13) is fixedly connected with a second dustproof filter screen (7).

2. A rotary hydraulic ram having an exhaust structure according to claim 1, wherein: the heat dissipation water pipe (10) is located the inside of heat dissipation case (2), heat dissipation water pipe (10) is the platykurtic, heat dissipation water pipe (10) and radiating fin (9) are the aluminum alloy material and make, and radiating water pipe (10) and radiating fin (9) are casting forming as an organic whole, radiating fin (9) section is triangle-shaped, and radiating fin (9) are the platykurtic, heat dissipation water pipe (10) are snakelike the distribution on the lateral wall of hydraulic cylinder main part (1).

3. A rotary hydraulic ram having an exhaust structure according to claim 1, wherein: the motor (11) is electrically connected with an external power supply, the fan blades (13) are located on one side, away from the heat dissipation water pipe (10), of the motor (11), and the fan blades (13) are made of alloy materials.

4. A rotary hydraulic ram having an exhaust structure according to claim 1, wherein: the protective frame (8) is made of alloy materials, and the height of the protective frame (8) is not less than 3 cm.

5. A rotary hydraulic ram having an exhaust structure according to claim 1, wherein: the thickness of the rubber pad (12) is not less than 1cm, and the rubber pad (12) is fixedly connected with the central part of the outer side wall of the motor (11).

6. A rotary hydraulic ram having an exhaust structure according to claim 1, wherein: the radiating holes (3) are distributed on one side of the radiating box (2) in a circular array mode, and the radiating holes (3) are located inside the clamping seat (5).

7. A rotary hydraulic ram having an exhaust structure according to claim 1, wherein: the clamping seat (5) and the clamping ring (4) are made of rubber materials, and the first dustproof filter screen (6) and the second dustproof filter screen (7) are both made of cloth.