CN216767924U

CN216767924U - Hydraulic cylinder with external auxiliary cooling structure

Info

Publication number: CN216767924U
Application number: CN202121786691.4U
Authority: CN
Inventors: 谌上
Original assignee: Wuhan Hengli Hydraulic Pneumatic Co ltd
Current assignee: Wuhan Hengli Hydraulic Pneumatic Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-06-17
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses a hydraulic oil cylinder with an external auxiliary cooling structure, which comprises a cylinder body and a top cover, wherein the bottom of the cylinder body is provided with an installation base, the outer side of the installation base is provided with a limit bottom plate in a penetrating way, the top of the cylinder body is provided with the top cover, the outer side of the cylinder body is provided with two groups of fixed frames, the inner sides of the fixed frames are provided with water cooling tanks, the water cooling tanks are positioned on one side of the cylinder body, and the inner sides of the water cooling tanks are provided with a plurality of groups of hot oil flow pipes; fault protection device is installed to one side of cylinder body, and the cylinder is installed to fault protection device's inboard, and the movable block is installed to the output of cylinder, and the spout has been seted up in the outside of movable block. The water cooling tank is arranged, so that the problem that the service life of the device is shortened due to high oil temperature when the traditional device is used is effectively solved.

Description

Hydraulic cylinder with external auxiliary cooling structure

Technical Field

The utility model relates to the technical field of hydraulic oil cylinders, in particular to a hydraulic oil cylinder with an external auxiliary cooling structure.

Background

With the development of the times, the hydraulic device is widely used, whether the hydraulic device is used in factory machining or in a loading machine body, the hydraulic oil cylinder can convert hydraulic pressure into kinetic energy and inform the speed of piston movement, the hydraulic oil cylinder can support a device with larger weight, and the device is convenient for workers to use, but the traditional hydraulic oil cylinder device has defects in use and needs to be improved.

The hydraulic oil cylinder device in the prior art has the following defects:

1. reference CN105443490A discloses a hydraulic cylinder, which includes: a cylinder barrel (4), a piston rod assembly and a guide sleeve (2) which is provided with a first through hole along the axis of the piston rod assembly, wherein the guide sleeve (2) is embedded in the cylinder barrel (4) and fixed at the opening end of the cylinder barrel (4); the piston rod assembly is arranged in the first through hole in a penetrating mode and can be matched with the cylinder barrel (4) and the guide sleeve (2) to slide, and the piston rod assembly is of a hollow structure communicated with a rodless cavity of the hydraulic oil cylinder. The hydraulic oil cylinder can improve the working stability of the hydraulic oil cylinder; under the condition that the stability of the piston rod assemblies with the same size is not changed, the piston rod assemblies can bear larger oil hydraulic pressure, so that the use performance of the hydraulic oil cylinder is improved; or the weight of the hydraulic oil cylinder can be reduced by reducing the outer diameter of the piston rod assembly, so that the cost is saved, but the device is easy to damage or even shorten the service life of the device after being used for a long time, the traditional device converts hydraulic energy into mechanical energy by compressing the internal oil when being used, the oil cylinder in the compression process can be heated, the device is easy to damage and the service life is shortened under the condition of high temperature for a long time.

2. When the existing hydraulic oil cylinder device is used, any protection device is not usually installed, when the hydraulic oil cylinder device needing to be applied to heavy object carrying is damaged, the internal device provides hydraulic energy, so that the bottom does not have supporting kinetic energy, the heavy object at the top is easy to extrude an oil inlet device in the carrying process, and the hydraulic cylinder is automatically pressed down, so that the top carrying device is overturned, and safety accidents are easily caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a hydraulic oil cylinder with an external auxiliary cooling structure, which aims to solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: a hydraulic cylinder with an external auxiliary cooling structure comprises a cylinder body and a top cover, wherein an installation base is installed at the bottom of the cylinder body, a limiting bottom plate is installed on the outer side of the installation base in a penetrating mode, the top cover is installed at the top of the cylinder body, two groups of fixing frames are installed on the outer side of the cylinder body, a water cooling tank is installed on the inner side of each fixing frame and located on one side of the cylinder body, and a plurality of groups of hot oil flowing pipes are installed on the inner side of the water cooling tank;

fault protection ware is installed to one side of cylinder body, the cylinder is installed to fault protection ware's inboard, the movable block is installed to the output of cylinder, the spout has been seted up in the outside of movable block.

Preferably, four groups of groove bolts are installed at the top of the top cover in a penetrating mode, the sealing ring is installed on the inner side of the top cover, the piston is movably installed on the inner side of the sealing ring, the bolt hole is formed in the inner side of the top of the piston, and the installation screw is movably installed on the inner side of the bolt hole.

Preferably, the top of the mounting screw rod is provided with a shaft sleeve, and the inner side of the peripheral shaft sleeve is movably provided with a bearing.

Preferably, the combination fixing buckle is installed at the two sides and the top of the fixing frame, the hydraulic cylinder groove is formed in the top of the fixing frame, the liquid cooling tank is formed in the top of the fixing frame and located on one side of the hydraulic cylinder groove, and the anti-skidding ring is installed on the inner side of the hydraulic cylinder groove.

Preferably, the bottom of the water-cooling tank is provided with an oil inlet, the top of the water-cooling tank is provided with an external connector, the front of the water-cooling tank is provided with a water inlet, and the back of the water-cooling tank is provided with a water outlet.

Preferably, the outside of the hot oil flow pipe is provided with a water-cooling flow groove, the inside of the water-cooling tank is provided with a plurality of groups of baffles in a staggered manner, and the top and the bottom of the hot oil flow pipe are provided with a diversion groove.

Preferably, the top and the bottom of the movable block are provided with sealing gaskets, and the bottom of the cylinder is provided with a hydraulic detection module.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the water cooling tank is arranged, when the device is used, oil in the oil cylinder can pass through the water cooling tank, hot oil is divided into a plurality of groups in the water cooling tank, cold water is continuously input into the device through the water inlet of the water cooling tank, and the cold water cools the hot oil in the hot oil flowing pipe when passing through the water cooling flowing tank, so that the hot oil can be rapidly cooled to normal temperature, the problem that the oil in the hydraulic oil cylinder is in a high-temperature state for a long time can be effectively prevented, the problem of damage to the hydraulic oil cylinder device is caused, and the service life of the device is greatly prolonged.

2. According to the utility model, the fault protector is arranged, when the device is used, the internal hydraulic detection module continuously detects the internal oil pressure of the device, and when the internal oil pressure is unstable, the hydraulic detection module starts the cylinder to push the movable block at the output end, so that the movable block blocks an oil pipeline, and the oil in the mode is discharged, thereby preventing the piston from moving, and effectively preventing the device from causing safety accidents due to faults.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a schematic view of a fixing frame according to the present invention;

FIG. 3 is a schematic view of the water-cooled tank of the present invention;

FIG. 4 is a schematic view of the baffle structure of the present invention;

fig. 5 is a schematic view of the cylinder structure of the present invention.

In the figure: 1. a cylinder body; 101. installing a base; 102. a limiting bottom plate; 2. a piston; 201. a top cover; 202. a groove bolt; 203. a seal ring; 204. bolt holes; 3. a shaft sleeve; 301. installing a screw rod; 302. a bearing; 4. a fixed mount; 401. combining and fixing the buckles; 402. a hydraulic cylinder tank; 403. liquid cooling the tank; 404. an anti-slip ring; 5. a water-cooling tank; 501. an oil inlet; 502. an external connection port; 503. a water inlet; 504. a water outlet; 6. a baffle plate; 601. a shunt slot; 602. water-cooling the flow channel; 603. a hot oil flow pipe; 7. a fault protector; 701. a hydraulic pressure detection module; 702. a cylinder; 703. a movable block; 704. a gasket; 705. a chute.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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 meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

As shown in fig. 1, 2 and 4, a hydraulic cylinder with an external auxiliary cooling structure comprises a cylinder body 1 and a top cover 201, wherein a mounting base 101 is mounted at the bottom of the cylinder body 1, a limiting base plate 102 is mounted on the outer side of the mounting base 101 in a penetrating manner, the cylinder body 1 is a main body structure of the device and can provide mounting positions for other devices and provide kinetic energy conversion for the device, the mounting base 101 can be assembled with the limiting base plate 102 to fix the whole device, so as to ensure the overall stability of the device, the top cover 201 is mounted at the top of the cylinder body 1, four groups of groove bolts 202 are mounted on the top of the top cover 201 in a penetrating manner, a sealing ring 203 is mounted on the inner side of the top cover 201, a piston 2 is movably mounted on the inner side of the sealing ring 203, bolt holes 204 are formed on the inner side of the top of the piston 2, the top cover 201 can fix the internal device and is convenient for dismounting the device, and the top cover 201 can be fixed with the cylinder body 1 by the groove bolts 202, the integrity of the device is ensured, the sealing ring 203 prevents the internal oil from leaking, the device can be used normally, the piston 2 can transmit the kinetic energy of the hydraulic oil cylinder device, the bolt hole 204 can be combined with the mounting screw 301 at the top, the device can be connected with other structures, the mounting screw 301 is movably mounted on the inner side of the bolt hole 204, the shaft sleeve 3 is mounted at the top of the mounting screw 301, the bearing 302 is movably mounted on the inner side of the shaft sleeve 3, the shaft sleeve 3 can be directly combined and mounted with other devices, the bearing 302 can increase the rotation performance of the device, the device is convenient for a user to use, two groups of fixing frames 4 are mounted on the outer side of the cylinder body 1, the combined fixing buckles 401 are mounted on the two sides and the top of the fixing frame 4, the hydraulic cylinder tank 402 is arranged at the top of the fixing frame 4, the liquid cooling tank 403 is arranged at the top of the fixing frame 4, and the liquid cooling tank 403 is positioned on one side of the hydraulic cylinder tank 402, the inner side of a hydraulic cylinder groove 402 is provided with an anti-slip ring 404, two groups of main devices can be fixed by a fixing frame 4 to ensure the stability between the devices, a combined fixing buckle 401 can assemble and install the two groups of fixing frames 4, a user can conveniently install and disassemble the device, the hydraulic cylinder groove 402 is used for fixing a cylinder body 1, a liquid cooling tank 403 is used for fixing a water cooling tank 5 device, the anti-slip ring 404 can prevent the device from sliding and ensure the connection stability of the device, the inner side of the water cooling tank 5 is provided with a plurality of groups of hot oil flowing pipes 603, the outer side of the hot oil flowing pipes 603 is provided with a water cooling flowing tank 602, the inner side of the water cooling tank 5 is provided with a plurality of groups of baffles 6 in a staggered manner, the top and the bottom of the hot oil flowing pipes 603 are provided with splitter grooves 601, the hot oil flowing pipes 603 are used for hot oil flowing pipelines, so as to increase the contact area between hot oil and cold water, thereby accelerating the cooling of the hot oil, the water-cooling flowing groove 602 is used for a space for flowing cold water, the baffle 6 can prolong a cold water flowing path, the efficiency of cold water action of the device can be improved, the condition of a cold water straight outlet is prevented, hot oil can be dispersed by the shunting groove 601, and the normal use of the device is ensured.

As shown in fig. 3, a hydraulic cylinder of external supplementary cooling structure, including mount 4, water-cooling tank 5 is installed to the inboard of mount 4, and water-cooling tank 5 is located one side of cylinder body 1, oil inlet 501 is installed to the bottom of water-cooling tank 5, external connection mouth 502 is installed at the top of water-cooling tank 5, water inlet 503 is installed on the front of water-cooling tank 5, water outlet 504 is installed at the back of water-cooling tank 5, water-cooling tank 5 can provide the effect of cooling for the device, can extension fixture's life, oil inlet 501 is the entry that hydraulic oil flows, external connection mouth 502 is used for being connected business turn over oily device with the external world, cold water flows out by water outlet 504 after passing through water inlet 503 entering device to inside hot oil cooling, guarantee that the device can normally use.

As shown in fig. 5, the hydraulic cylinder with an external auxiliary cooling structure comprises a cylinder body 1, a fault protector 7 is installed on one side of the cylinder body 1, an air cylinder 702 is installed on the inner side of the fault protector 7, a movable block 703 is installed at the output end of the air cylinder 702, a sliding groove 705 is formed in the outer side of the movable block 703, sealing gaskets 704 are installed at the top and the bottom of the movable block 703, a hydraulic detection module 701 is installed at the bottom of the air cylinder 702, the fault protector 7 can provide protection for the device to prevent safety accidents caused by faults of the device, the air cylinder 702 can push the movable block 703 at the output end to move so as to control the opening and closing of a hydraulic oil pipe, the sliding groove 705 provides a moving limiting area for the movable block 703 to ensure that the device can be normally used, the sealing gaskets 704 can increase the sealing performance of a hydraulic oil pipe orifice, and the hydraulic detection module 701 can detect the internal oil pressure of the hydraulic device in real time, and the cylinder 702 can be controlled to ensure the safety of the device.

The working principle is as follows: when the oil cooling device is used, hot oil in the cylinder body 1 enters the diversion channel 601 through the oil inlet 501 in the flowing process and then passes through the hot oil flowing pipe 603, cold water enters the water-cooling flowing channel 602 through the water inlet 503 to cool the hot oil in the flowing process, and when a fault occurs in the device, the hydraulic detection module 701 triggers the air cylinder 702 to push the movable block 703 to stop the oil in the hydraulic oil pipe from flowing.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not to be construed as limiting the claims.

Claims

1. The utility model provides a hydraulic cylinder of external supplementary cooling structure, includes cylinder body (1) and top cap (201), its characterized in that: the water cooling type oil cylinder is characterized in that a mounting base (101) is mounted at the bottom of the cylinder body (1), a limiting bottom plate (102) is mounted on the outer side of the mounting base (101) in a penetrating mode, a top cover (201) is mounted at the top of the cylinder body (1), two groups of fixing frames (4) are mounted on the outer side of the cylinder body (1), a water cooling tank (5) is mounted on the inner side of each fixing frame (4), the water cooling tank (5) is located on one side of the cylinder body (1), and a plurality of groups of hot oil flow pipes (603) are mounted on the inner side of the water cooling tank (5);

a fault protector (7) is installed on one side of the cylinder body (1), an air cylinder (702) is installed on the inner side of the fault protector (7), a movable block (703) is installed at the output end of the air cylinder (702), and a sliding groove (705) is formed in the outer side of the movable block (703).

2. The hydraulic oil cylinder with an external auxiliary cooling structure as claimed in claim 1, wherein: four groups of groove bolts (202) are installed at the top of the top cover (201) in a penetrating mode, the sealing ring (203) is installed on the inner side of the top cover (201), the piston (2) is movably installed on the inner side of the sealing ring (203), the bolt hole (204) is formed in the inner side of the top of the piston (2), and the installing screw (301) is movably installed on the inner side of the bolt hole (204).

3. The hydraulic oil cylinder with an external auxiliary cooling structure as claimed in claim 2, characterized in that: the top of the mounting screw rod (301) is provided with a shaft sleeve (3), and the inner side of the shaft sleeve (3) is movably provided with a bearing (302).

4. The hydraulic cylinder of an external auxiliary cooling structure according to claim 1, characterized in that: the combined fixing buckle (401) is installed on the two sides and the top of the fixing frame (4), a hydraulic cylinder groove (402) is formed in the top of the fixing frame (4), a liquid cooling tank (403) is formed in the top of the fixing frame (4), the liquid cooling tank (403) is located on one side of the hydraulic cylinder groove (402), and an anti-skidding ring (404) is installed on the inner side of the hydraulic cylinder groove (402).

5. The hydraulic cylinder of an external auxiliary cooling structure according to claim 1, characterized in that: an oil inlet (501) is installed at the bottom of the water-cooling tank (5), an external connector (502) is installed at the top of the water-cooling tank (5), a water inlet (503) is installed on the front side of the water-cooling tank (5), and a water outlet (504) is installed on the back side of the water-cooling tank (5).

6. The hydraulic oil cylinder with an external auxiliary cooling structure as claimed in claim 1, wherein: the outside of hot oil flow pipe (603) has seted up water-cooling flow groove (602), and the inboard crisscross baffle (6) of installing of a plurality of groups of water-cooling jar (5), and splitter box (601) have been seted up to the top and the bottom of hot oil flow pipe (603).

7. The hydraulic cylinder of an external auxiliary cooling structure according to claim 1, characterized in that: sealing gaskets (704) are installed at the top and the bottom of the movable block (703), and a hydraulic detection module (701) is installed at the bottom of the air cylinder (702).