Oil cylinder structure capable of accelerating necking

Abstract

The utility model provides an oil cylinder structure for accelerating necking, and relates to the technical field of oil cylinder structures for accelerating necking, the oil cylinder structure comprises an accelerating oil cylinder and a prefill valve, the outer side of the accelerating oil cylinder is provided with a shell, the shell is internally provided with a heat dissipation groove, the peripheral side of the heat dissipation groove is provided with a plurality of annular heat dissipation fins, and the annular heat dissipation fins are arranged in the shell. And a plurality of heat dissipation holes are formed in one sides of the annular heat dissipation fins, a water outlet is formed in one side of the top end of the shell, and a water inlet is formed in one side of the bottom end of the shell. The device solves the problems that in the using process of an existing accelerating opening shrinkage oil cylinder structure, friction of hydraulic oil is increased due to increase of the flow speed, the oil temperature rises, the temperature of the oil cylinder is also increased after the oil temperature rises, a sealing piece is aged due to long-term high temperature, and the sealing performance of a system is affected.

Description

TECHNICAL FIELD

[0001] The utility model belongs to a kind of accelerated mouth shrinks oil cylinder structure technical field, more specifically, it is particularly related to a kind of accelerated mouth shrinks oil cylinder structure. BACKGROUND

[0002] Accelerated mouth shrinks oil cylinder is a kind of equipment used in hydraulic system, mainly for controlling flow and improving the response speed of hydraulic drive. Accelerated mouth shrinks oil cylinder according to structure classification includes sub-mother cylinder with double-acting oil cylinder, is suitable for larger stroke and heavy load bearing occasion, it is composed of two parts: mother cylinder and child cylinder, child cylinder is usually smaller, installed inside or outside mother cylinder, its piston moves under the action of mother cylinder, can realize larger stroke in smaller space, by controlling the flow of hydraulic oil, can flexibly adjust working speed and power.

[0003] Based on the above, the present inventor found that there are the following problems: the structure of the present accelerated mouth shrinks oil cylinder in use process, flow rate increases, which causes the friction of hydraulic oil to increase, resulting in the temperature of the oil cylinder itself rising, and the temperature of the oil cylinder itself rising, which causes the sealing element to age, affecting the sealing performance of the system.

[0004] Therefore, in view of the above, the present structure and the lack are improved, and an accelerated mouth shrinks oil cylinder structure is provided to achieve the purpose of having more practical value. INVENTION CONTENTS

[0005] In order to solve the above technical problems, the utility model provides an accelerated mouth shrinks oil cylinder structure to solve the problem that the structure of the present accelerated mouth shrinks oil cylinder in use process, flow rate increases, which causes the friction of hydraulic oil to increase, resulting in the temperature of the oil cylinder itself rising, and the temperature of the oil cylinder itself rising, which causes the sealing element to age, affecting the sealing performance of the system.

[0006] The purpose and effect of the utility model are achieved by the following specific technical means:

[0007] An accelerated mouth shrinks oil cylinder structure, comprising an accelerated oil cylinder and a liquid filling valve, the outer side of the accelerated oil cylinder is provided with an outer shell, the inner side of the outer shell is provided with a heat dissipation groove, the peripheral side of the heat dissipation groove is provided with a plurality of annular heat dissipation fins, one side of the plurality of annular heat dissipation fins is provided with a plurality of heat dissipation holes, the top side of the outer shell is provided with a water outlet, and the bottom side of the outer shell is provided with a water inlet.

[0008] Further, one side of the outer shell is provided with a first mounting seat, one side of the first mounting seat is provided with a water pump, the top end of the water pump is provided with a water pipe, and one end of the water pipe is connected with the water outlet.

[0009] Further, one side of the annular heat sink is attached to the surface of the acceleration oil cylinder.

[0010] Further, the surface of the shell is provided with a corrosion-proof layer.

[0011] Further, the material of the corrosion-proof layer is carbon fiber composite material.

[0012] Further, a second mounting seat is mounted on one side of the top end of the shell, a pressurized oil port is arranged at the top of the second mounting seat, one side of the second mounting seat is connected with a liquid filling valve, the output end of the liquid filling valve is connected with the acceleration oil cylinder, and a sub-oil tank is mounted at the bottom of the liquid filling valve.

[0013] Further, a connecting seat is mounted at the bottom end of the acceleration oil cylinder, an oil return port is arranged at one side of the acceleration oil cylinder, and a quick oil port is arranged at the top end of the acceleration oil cylinder.

[0014] Compared with the prior art, the utility model has the beneficial effects that:

[0015] When the flow rate of the hydraulic oil increases, the friction of the hydraulic oil increases, the oil temperature rises, and the temperature of the acceleration oil cylinder itself rises, and since one side of the annular heat sink is attached to the surface of the acceleration oil cylinder, the temperature of the acceleration oil cylinder is absorbed by the annular heat sink, under the pressurization of the water pump, water enters the inside of the heat sink from the water inlet, and flows to the water outlet position through the heat dissipation holes, and the water flow with heat is discharged by the water pump, so that the temperature in the heat sink is reduced, the temperature of the acceleration oil cylinder itself is reduced, and the service life of the sealing element is prolonged.

[0016] By using the corrosion-proof layer, the material of the corrosion-proof layer is carbon fiber composite material, the carbon fiber composite material has high strength, low weight and excellent corrosion resistance, and the service life of the shell is prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is a three-dimensional schematic view of the oil cylinder structure with accelerated port shrinkage.

[0018] Figure 2 is a partial sectional view of the heat sink of the oil cylinder structure with accelerated port shrinkage.

[0019] Figure 3 is a top view of the annular heat sink of the oil cylinder structure with accelerated port shrinkage.

[0020] Figure 4 is a partial sectional view of the corrosion-proof layer of the oil cylinder structure with accelerated port shrinkage.

[0021] In the drawings, the correspondence between the component names and the drawing numbers is as follows:

[0022] 1, acceleration cylinder; 2, shell; 3, quick oil port; 4, second mounting seat; 5, liquid filling valve; 6, connecting seat; 7, water outlet; 8, water inlet; 9, first mounting seat; 10, water pump; 11, heat sink; 12, annular heat sink; 13, heat dissipation hole; 14, water pipe; 15, anticorrosive layer; 16, oil return port; 17, auxiliary oil tank. DETAILED DESCRIPTION

[0023] The embodiments of the present application will be further described in detail below with reference to the drawings and examples. The following examples are used to illustrate the present application, but cannot be used to limit the scope of the present application.

[0024] In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more; The orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second", "third" and the like are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0025] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; It can be mechanically connected, or it can be electrically connected; It can be directly connected, or it can be indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0026] Embodiment:

[0027] As shown in the accompanying Figure 1 to the accompanying Figure 4 :

[0028] The utility model provides a kind of oil cylinder structure of accelerated port shrink, including acceleration cylinder 1 and liquid filling valve 5, the outside of acceleration cylinder 1 is equipped with shell 2, the inside of shell 2 is equipped with heat sink 11, the peripheral side of heat sink 11 is equipped with a plurality of annular heat sink 12, the side of a plurality of annular heat sink 12 is equipped with a plurality of heat dissipation holes 13, the top side of shell 2 is equipped with water outlet 7, the bottom side of shell 2 is equipped with water inlet 8.

[0029] The side of the shell 2 is provided with a first mounting seat 9, one side of the first mounting seat 9 is provided with a water pump 10, the top end of the water pump 10 is provided with a water pipe 14, one end of the water pipe 14 is connected with the water outlet 7.

[0030] The side of the annular heat sink 12 is attached to the surface of the acceleration oil cylinder 1.

[0031] Through the cooperation between the shell 2, the heat dissipation groove 11, the annular heat sink 12, the heat dissipation hole 13, the water outlet 7, the water inlet 8 and the water pump 10, when the hydraulic oil flow rate increases, the hydraulic oil friction increases, the oil temperature rises, and the temperature of the acceleration oil cylinder 1 also rises. Since the side of the annular heat sink 12 is attached to the surface of the acceleration oil cylinder 1, the temperature of the acceleration oil cylinder 1 is absorbed by the annular heat sink 12. Under the pressure of the water pump 10, water enters the inside of the heat dissipation groove 11 from the water inlet 8, and flows to the position of the water outlet 7 through the heat dissipation hole 13. The water pump 10 discharges the water flow with heat, cools the temperature in the heat dissipation groove 11, reduces the temperature of the acceleration oil cylinder 1 itself, and prolongs the service life of the sealing element.

[0032] The surface of the shell 2 is provided with a corrosion-resistant layer 15.

[0033] The material of the corrosion-resistant layer 15 is carbon fiber composite material.

[0034] Through the use of the corrosion-resistant layer 15, the material of the corrosion-resistant layer 15 is carbon fiber composite material, which has high strength, low weight and excellent corrosion resistance, prolonging the service life of the shell 2.

[0035] The top end of the shell 2 is provided with a second mounting seat 4, the top of the second mounting seat 4 is provided with a pressurized oil port, one side of the second mounting seat 4 is connected with a liquid filling valve 5, the output end of the liquid filling valve 5 is connected with the acceleration oil cylinder 1, and the bottom of the liquid filling valve 5 is provided with a sub-oil tank 17.

[0036] The bottom end of the acceleration oil cylinder 1 is provided with a connecting seat 6, one side of the acceleration oil cylinder 1 is provided with a return oil port 16, and the top end of the acceleration oil cylinder 1 is provided with a quick oil port 3.

[0037] The specific use and effect of the embodiment are as follows:

[0038] First check the integrity of the device, confirm no error can be used, in use, first hydraulic oil through the quick oil port 3 into the acceleration cylinder 1, the piston in the acceleration cylinder 1 is pressed movement, filling valve 5 opens the valve core, the oil in the auxiliary oil tank 17 is a large number of suction into the acceleration cylinder 1 inside, the quick oil port 3 and the pressurized oil port oil at the same time, filling valve 5 closes, the piston extends, the oil inlet 16, filling valve 5 opens, a large number of oil is pumped back to the auxiliary oil tank 17, the piston retracts, complete the movement of the mechanical device, adjust the flow rate of hydraulic oil through filling valve 5, when the flow rate of hydraulic oil increases, the friction of hydraulic oil increases, the temperature of the oil rises, the temperature of the acceleration cylinder 1 rises, because one side of the annular fin 12 is attached to the surface of the acceleration cylinder 1, the temperature of the acceleration cylinder 1 is absorbed through the annular fin 12, under the pressure of the water pump 10, the water from the water inlet 8 enters the cooling groove 11 inside, and flows to the water outlet 7 position through the cooling hole 13, the water flow with heat is discharged through the water pump 10, the temperature in the cooling groove 11 is cooled, the temperature of the acceleration cylinder 1 is reduced, the service life of the sealing element is prolonged, through the use of anticorrosive layer 15, the material of anticorrosive layer 15 is carbon fiber composite material, the carbon fiber composite material has high strength, low weight and excellent corrosion resistance, the service life of the shell 2 is prolonged, the whole device is novel in design and simple in structure, so it is worth widely promoting.

[0039] The embodiments of the present application are given for the purpose of example and description, and are not exhaustive or limit the present application to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are chosen and described in order to better illustrate the principles and practical application of the present application, and to enable those of ordinary skill in the art to understand the present application in order to design various embodiments with various modifications suitable for specific purposes.

Claims

1. An acceleration spooling cylinder structure comprising an acceleration cylinder (1) and a liquid filling valve (5), characterized in that: The outer side of the accelerating oil cylinder (1) is provided with an outer shell (2), the inner side of the outer shell (2) is provided with a heat dissipation groove (11), the circumferential side of the heat dissipation groove (11) is provided with a plurality of annular heat dissipation fins (12), one side of the plurality of annular heat dissipation fins (12) is provided with a plurality of heat dissipation holes (13), the top end side of the outer shell (2) is provided with a water outlet (7), and the bottom end side of the outer shell (2) is provided with a water inlet (8).

2. The accelerated port-retraction ram structure of claim 1, wherein: One side of the outer shell (2) is provided with a first mounting seat (9), one side of the first mounting seat (9) is provided with a water pump (10), the top end of the water pump (10) is provided with a water pipe (14), and one end of the water pipe (14) is connected with the water outlet (7).

3. The accelerated port-retraction ram structure of claim 2, wherein: One side of the annular heat dissipation fin (12) is attached to the surface of the accelerating oil cylinder (1).

4. The accelerated port-retraction oil cylinder structure of claim 3, wherein: The surface of the outer shell (2) is provided with a corrosion-resistant layer (15).

5. The accelerated port-retraction ram structure of claim 4, wherein: The material of the corrosion-resistant layer (15) is carbon fiber composite material.

6. The accelerated port-retraction ram structure of claim 5, wherein: The top end side of the outer shell (2) is provided with a second mounting seat (4), the top of the second mounting seat (4) is provided with a pressurized oil port, one side of the second mounting seat (4) is connected with a liquid filling valve (5), the output end of the liquid filling valve (5) is connected with the accelerating oil cylinder (1), and the bottom of the liquid filling valve (5) is provided with a sub-oil tank (17).

7. The accelerated port-retraction ram structure of claim 6, wherein: The bottom end of the accelerating oil cylinder (1) is provided with a connecting seat (6), one side of the accelerating oil cylinder (1) is provided with a return oil port (16), and the top end of the accelerating oil cylinder (1) is provided with a quick oil port (3).

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