Precise rotary hydraulic oil cylinder

Abstract

The utility model discloses a precise rotary hydraulic oil cylinder, and relates to the technical field of hydraulic oil cylinders. The inner column is fixedly connected into the shell; the temperature control mechanism is arranged in the shell and used for controlling the temperature in the inner column, the temperature control mechanism comprises a conveying component and a temperature control cavity, the temperature control cavity is formed between the shell and the inner column, the heat conduction component is arranged in the temperature control cavity, and the conveying component is arranged on the shell; and the heat conduction mechanism is arranged in the temperature control cavity and used for transmitting the temperature in the temperature control cavity into the inner column, the heat conduction mechanism comprises a plurality of temperature conduction fins and a spiral strip, and the spiral strip is fixedly connected into the temperature control cavity. According to the precise rotary hydraulic oil cylinder, by using the temperature control mechanism and the heat conduction mechanism, external temperature can be rapidly transmitted into the inner column, the overall temperature control of the oil cylinder is guaranteed, the overall using effect is improved, the structure is simple, use is easy and convenient, normal operation of a hydraulic system is better facilitated, and the service life is further prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to hydraulic oil cylinder technical field, concretely is a kind of precision rotary hydraulic oil cylinder. BACKGROUND

[0002] Hydraulic rotary oil cylinder is a closely assembled accessory, it uses hydraulic collection in very small space very high torque, although power is high, but they can still be accurately and easily controlled, rotary oil cylinder has been successfully applied in almost all the fields requiring limited rotary motion and large torque.

[0003] The authorized publication number "CN218862977U" records "a rotary hydraulic oil cylinder, it relates to hydraulic oil cylinder technical field, include: hydraulic mechanism, the outer side of the hydraulic mechanism is provided with protection mechanism, one side of the protection mechanism is provided with heat dissipation mechanism, the hydraulic mechanism includes annular base, one side of the annular base is provided with support pipeline, the utility model, the protection mechanism is installed so that threaded hydraulic pipeline cannot be directly contacted with the outside, to form vacuum protective layer, the contact between threaded hydraulic pipeline and the outside is cut off by vacuum protective layer, so as to avoid the influence of external environmental factors on threaded hydraulic pipeline, avoid the influence on hydraulic system due to external temperature being too low, to better protect the hydraulic system, the heat dissipation mechanism installed can heat dissipation effect to internal hydraulic mechanism when hydraulic system works for a long time, to better facilitate the normal operation of hydraulic system, further improve service life".

[0004] The above-mentioned patent avoids the influence of external environmental factors on threaded hydraulic pipeline, avoids the influence on hydraulic system due to external temperature being too low, to better protect the hydraulic system, to better facilitate the normal operation of hydraulic system, further improve service life, but, in the use process, temperature cannot be quickly transmitted to the inside, ensure use effect. UTILITY MODEL CONTENTS

[0005] The utility model provides a kind of precision rotary hydraulic oil cylinder, by the use of temperature control mechanism and heat conduction mechanism, temperature can be quickly transmitted to the inside of inner column outside, ensure the temperature control of oil cylinder whole, improve overall use effect, and, simple structure, easy to use, better facilitate the normal operation of hydraulic system, further improve service life.

[0006] To achieve the above object, the utility model is realized by the following technical scheme: a kind of precision rotary hydraulic oil cylinder, comprising:

[0007] Shell;

[0008] Inner column, the inner column is fixedly connected in shell;

[0009] The temperature control mechanism is arranged in the shell and is used for temperature control in the inner column, and comprises a conveying component and a temperature control cavity, the temperature control cavity is arranged between the shell and the inner column, the heat conduction component is arranged in the temperature control cavity, and the conveying component is arranged on the shell.

[0010] The heat conduction mechanism is arranged in the temperature control cavity and is used for transmitting the temperature in the temperature control cavity to the inner column, and the heat conduction mechanism comprises a plurality of temperature conduction fins and a spiral strip, the spiral strip is fixedly connected in the temperature control cavity, and the plurality of temperature conduction fins are fixedly connected in the temperature control cavity at equal intervals.

[0011] Further, the conveying component comprises a temperature control upper inlet and a temperature control lower inlet, the temperature control upper inlet is fixedly connected to one side of the outer surface of the shell, the temperature control lower inlet is fixedly connected to one side of the outer surface of the shell, and the temperature control upper inlet and the temperature control lower inlet are both communicated with the temperature control cavity.

[0012] Further, the inner column is provided with a rotating groove, a rotating block is slidably connected in the rotating groove, and an output rod is fixedly connected to the top of the rotating block.

[0013] Further, the inner column is provided with a buffer cavity at the bottom, and a buffer block is fixedly connected to the bottom of the rotating block.

[0014] Further, an oil cylinder upper inlet is fixedly connected to the top of one side of the outer surface of the shell, an oil cylinder lower inlet is fixedly connected to the bottom of one side of the outer surface of the shell, and the oil cylinder upper inlet and the oil cylinder lower inlet are both communicated with the inner column.

[0015] The utility model provides a precise rotary hydraulic oil cylinder, has the following beneficial effects:

[0016] (1), the precise rotary hydraulic oil cylinder, through the use of temperature control mechanism and heat conduction mechanism, can make the temperature of outside rapidly pass to the inside of inner column, guarantee the temperature control of oil cylinder whole, improve the use effect of whole, and, simple structure, simple to use, better facilitate the normal operation of hydraulic system, further improve the service life. ACCURATE ROTARY HYDRAULIC OIL CYLINDER

[0017] Figure 1 It is the sectional view of the utility model;

[0018] Figure 2 It is the sectional view of the utility model;

[0019] Figure 3 It is the sectional view of the temperature control mechanism part of the utility model;

[0020] Figure 4 It is the perspective view of the utility model.

[0021] In the figure: 1, the shell; 2, the oil cylinder upper inlet; 3, the output rod; 4, the rotating block; 5, the temperature control upper inlet; 6, the temperature guide fin; 7, the spiral strip; 8, the rotating groove; 9, the buffer cavity; 10, the inner column; 11, the buffer block; 12, the oil cylinder lower inlet; 13, the temperature control lower inlet; 14, the temperature control cavity. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0023] Please refer to Figures 1-4 The utility model provides a kind of technical scheme a precision rotary hydraulic cylinder, comprising:

[0024] Shell 1;

[0025] Inner column 10 is fixedly connected in shell 1;

[0026] Temperature control mechanism is located in shell 1, to temperature control in inner column 10, temperature control mechanism includes conveying component and temperature control cavity 14, temperature control cavity 14 is opened between shell 1 and inner column 10, heat conduction component is located in temperature control cavity 14, conveying component is located on shell 1;And

[0027] Heat conduction mechanism is located in temperature control cavity 14, to temperature transmission in temperature control cavity 14 into inner column 10, heat conduction mechanism includes multiple temperature guide fins 6 and spiral strip 7, spiral strip 7 is fixedly connected in temperature control cavity 14, multiple temperature guide fins 6 are equidistantly fixedly connected in temperature control cavity 14.

[0028] In the embodiment: shell 1 and inner column 10 are fixedly connected, guarantee the structural strength of whole, temperature control cavity 14 is connected with external device, realizes the temperature control of external device to the inside of temperature control cavity 14, guarantees use effect, spiral strip 7 realizes the spiral flow of temperature control liquid, multiple temperature guide fins 6 increase the surface area of inner column 10, so that the temperature of temperature control liquid is transferred to multiple temperature guide fins 6.

[0029] Specifically, conveying component includes temperature control upper inlet 5 and temperature control lower inlet 13, temperature control upper inlet 5 is fixedly connected to the one side of the outer surface of shell 1, temperature control lower inlet 13 is fixedly connected to the one side of the outer surface of shell 1, temperature control upper inlet 5 and temperature control lower inlet 13 are both communicated and arranged in temperature control cavity 14.

[0030] In the embodiment: temperature control upper inlet 5 and temperature control lower inlet 13 are used in cooperation, so that the one-way transmission of temperature control liquid is realized.

[0031] Specifically, the inner column 10 is provided with a rotating groove 8, and the rotating groove 8 is slidably connected with a rotating block 4, and the top of the rotating block 4 is fixedly connected with an output rod 3.

[0032] In this embodiment, the rotating block 4 spirally rises in the rotating groove 8, and the telescopic use of the output rod 3 is completed.

[0033] Specifically, the inner column 10 is provided with a rotating groove 8, and the rotating groove 8 is slidably connected with a rotating block 4, and the top of the rotating block 4 is fixedly connected with an output rod 3.

[0034] In this embodiment, the rotating block 4 spirally rises in the rotating groove 8, and the telescopic use of the output rod 3 is completed.

[0035] Specifically, the outer surface of the outer shell 1 is fixedly connected with an oil cylinder upper inlet 2 at the top of one side, and the outer surface of the outer shell 1 is fixedly connected with an oil cylinder lower inlet 12 at the bottom of one side, and the oil cylinder upper inlet 2 and the oil cylinder lower inlet 12 are both communicated and arranged in the inner column 10.

[0036] In this embodiment, the oil cylinder upper inlet 2 and the oil cylinder lower inlet 12 are used in cooperation, so that the liquid for controlling the rotating block 4 is unidirectionally transmitted.

[0037] In use, the hydraulic device is connected through the oil cylinder upper inlet 2 and the oil cylinder lower inlet 12, and the temperature control device is connected through the temperature control upper inlet 5 and the temperature control lower inlet 13, the liquid in the inner column 10 is controlled through the oil cylinder upper inlet 2 and the oil cylinder lower inlet 12, the rotating block 4 spirally rises in the rotating groove 8, and the use is completed, and in the use process, the temperature control liquid is guided and circulated in the temperature control cavity 14, and is transmitted to the inner column 10 through the temperature control fin 6, so as to ensure the use effect.

[0038] The control mode of the utility model is controlled by manually starting and closing the switch, and the wiring diagram of the power element and the provision of the power supply belong to the common knowledge in the art, and the utility model is mainly used for protecting the mechanical device, so the control mode and the wiring arrangement of the utility model will not be explained in detail.

[0039] The above is only the preferred specific implementation mode of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, which should be covered in the protection scope of the utility model.

Claims

1. A precision rotary hydraulic cylinder characterized by, Include: The shell (1); The inner column (10) is fixedly connected in the shell (1); Temperature control mechanism, set in the shell (1), for temperature control in the inner column (10), the temperature control mechanism includes conveying components and temperature control cavity (14), the temperature control cavity (14) is opened between the shell (1) and the inner column (10), the heat conduction component is arranged in the temperature control cavity (14), the conveying component is arranged on the shell (1); And The heat conduction mechanism is arranged in the temperature control cavity (14), which is used for temperature transmission from the temperature control cavity (14) to the inner column (10), the heat conduction mechanism includes a plurality of temperature guide fins (6) and spiral strips (7), the spiral strip (7) is fixedly connected in the temperature control cavity (14), a plurality of the temperature guide fins (6) are equidistantly fixedly connected in the temperature control cavity (14).

2. The precision rotary hydraulic cylinder of claim 1, wherein, The conveying component includes temperature control upper inlet (5) and temperature control lower inlet (13), the temperature control upper inlet (5) is fixedly connected to one side of the outer surface of the shell (1), the temperature control lower inlet (13) is fixedly connected to one side of the outer surface of the shell (1), the temperature control upper inlet (5) and the temperature control lower inlet (13) are communicated and arranged in the temperature control cavity (14).

3. A precision rotary hydraulic cylinder as claimed in claim 2, wherein, The inner column (10) is provided with a rotating groove (8), the rotating groove (8) is slidably connected with a rotating block (4), and the top of the rotating block (4) is fixedly connected with an output rod (3).

4. The precision rotary hydraulic cylinder of claim 3, wherein, The inner column (10) is provided with a buffer cavity (9) at the bottom, and the bottom of the rotating block (4) is fixedly connected with a buffer block (11).

5. A precision rotary hydraulic cylinder as claimed in claim 4, wherein, The outer surface of the shell (1) is fixedly connected with an oil cylinder upper inlet (2) at the top of one side, and the outer surface of the shell (1) is fixedly connected with an oil cylinder lower inlet (12) at the bottom of one side, the oil cylinder upper inlet (2) and the oil cylinder lower inlet (12) are communicated and arranged in the inner column (10).

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