Telescopic rotary hydraulic oil cylinder

Abstract

The utility model discloses a telescopic rotary hydraulic oil cylinder, and relates to the technical field of hydraulic oil cylinders. The telescopic rotary hydraulic oil cylinder comprises a base, a limiting pipe is arranged on the upper surface of the base, an oil cylinder body is inserted into the limiting pipe, a sleeve is arranged at the top of the oil cylinder body, a mounting plate is fixedly mounted at the top of the sleeve, and a screw is inserted into the surface of the limiting pipe; the hydraulic oil cylinder is placed at the position where the hydraulic oil cylinder needs to be installed, in the subsequent using process, the balls conduct supporting and rolling operation on the hydraulic oil cylinder, meanwhile, the rotating roller conducts rotating and supporting operation on the blocking disc, and therefore in the subsequent using process, the limiting pipe can be conveniently supported, and meanwhile due to the arrangement of the hydraulic oil cylinder, the limiting pipe can be conveniently and rapidly installed. According to the device, the supporting and rotating operation on the device is facilitated in the subsequent use process, so that the subsequent adjustment is facilitated, the device can also be adjusted in the supporting process, and the subsequent use of workers is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic cylinders, in particular to a telescopic rotary hydraulic cylinder. Background Art

[0002] Hydraulic cylinder (hydraulic cylinder) generally refers to a hydraulic cylinder, which is a hydraulic actuator that converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). It has a simple structure and reliable operation. When it is used to achieve reciprocating motion, the reduction device can be eliminated, and there is no transmission gap, and the movement is smooth. Therefore, it is widely used in the hydraulic systems of various machines. There is a patent for a telescopic rotary hydraulic cylinder, patent publication number CN210599657U, which includes a hydraulic cylinder barrel, one end of which is fixedly mounted with a cylinder head and a piston rod, and the piston rod is located inside the cylinder head, the surface of the cylinder head is fixedly mounted with a connecting ring, the surface of the connecting ring is provided with an external thread, and the end of the piston rod away from the hydraulic cylinder barrel is installed with a bearing, and the piston rod is rotatably connected to a rotating cover through the bearing. The telescopic and rotating hydraulic cylinder can push or pull the rotating cover through the bearing by pushing out or pulling back the piston rod in the hydraulic cylinder barrel, so that the rotating cover can rotate through the bearing and the piston rod, and can perform threaded rotation through the internal thread of its inner wall and the external thread on the surface of the connecting ring, so that the entire rotating cover can perform telescopic and rotating movements at the same time when the piston rod is extended or retracted, thereby achieving the effect of facilitating rotation during the telescopic process, realizing the goal of facilitating meeting diversified transmission needs, and being more flexible and convenient to use.

[0003] With respect to the above-mentioned related technologies, the inventors believe that the following defects exist: in actual application, it is inconvenient to perform rotation adjustment operations while supporting them, which affects the normal use of the subsequent cylinder and reduces the efficiency of the use of the cylinder. Therefore, we propose a telescopic rotating hydraulic cylinder to solve the above-mentioned problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a telescopic rotating hydraulic cylinder, which solves the problem that it is inconvenient to rotate and adjust the hydraulic cylinder during use, making it inconvenient to position and install the hydraulic cylinder during subsequent use, thereby affecting the normal use of the hydraulic cylinder and reducing the convenience of using the hydraulic cylinder.

[0005] To achieve the above objectives, the utility model is implemented through the following technical solutions: a telescopic rotating hydraulic cylinder, comprising a base, a limiting tube is provided on the upper surface of the base, a cylinder body is inserted into the inside of the limiting tube, a sleeve is provided on the top of the cylinder body, a mounting plate is fixedly installed on the top of the sleeve, a screw is inserted on the surface of the limiting tube, one end of the screw passes through the limiting tube and extends to the outside of the limiting tube and is threadedly connected to the surface of the cylinder body, an anti-skid plate is fixedly installed on the inner wall of the limiting tube, and the inner wall of the anti-skid plate is in contact with the surface of the cylinder body.

[0006] A circular hole is opened on the upper surface of the base, and a ball is embedded in the inner bottom wall of the circular hole. A baffle is rollingly connected to the surface of the ball, and the top of the baffle is fixedly connected to the bottom of the limiting tube. The inner bottom wall of the circular hole is rotatably connected to a roller via a rotating shaft.

[0007] Preferably, four corners of the upper surface of the mounting plate are provided with mounting holes, and the mounting holes are oblong holes, and the upper surface of the mounting plate is provided with anti-slip grooves.

[0008] Preferably, a convex cavity is opened inside the sleeve, a turntable is rotatably connected inside the convex cavity, the bottom of the turntable is fixedly connected to the top of the cylinder body, and a steel ball is inlaid on the inner top wall of the convex cavity, and the surface of the steel ball is rollingly connected to the surface of the turntable.

[0009] Preferably, a positioning plate is fixedly installed around the bottom of the base, a positioning hole is provided on the positioning plate, the positioning hole is an oblong hole, and an anti-slip pattern is provided on the lower surface of the positioning plate.

[0010] Preferably, a hexagonal block is fixedly mounted on one end of the screw located outside the limiting tube, a hexagonal hole is provided on one side of the hexagonal block, anti-slip grooves are provided on the surface of the hexagonal block, and a threaded hole for threaded connection of the screw is provided on the limiting tube.

[0011] Preferably, the surface of the roller is rollingly connected to the surface of the baffle, and the inner wall of the circular hole on the base is rotationally connected to the surface of the roller.

[0012] Preferably, a through hole communicating with the circular hole is provided on the base, and the inner wall of the through hole is slidably connected to the surface of the limiting tube, and the diameter of the baffle is 1.5 times the diameter of the limiting tube. Beneficial Effects

[0013] The utility model provides a telescopic rotary hydraulic cylinder. Compared with the prior art, it has the following beneficial effects:

[0014] The telescopic and rotating hydraulic cylinder is placed at the position where the hydraulic cylinder needs to be installed. Then, during use, the ball supports and rolls it, and the roller supports and rotates the baffle plate, so that it is convenient to support the limit tube during subsequent use. At the same time, the setting of the hydraulic cylinder facilitates the support and rotation operation of the hydraulic cylinder during subsequent use, so as to facilitate subsequent adjustments. It can also be adjusted during the support process, which is convenient for subsequent normal use and subsequent use by subsequent staff.

[0015] At the same time, during use, the screw is loosened, and then the screw is separated from the surface of the cylinder body inside the limit tube, so as to facilitate the positioning and installation operation of the cylinder body, and thus facilitate the subsequent replacement operation of the base, so as to facilitate subsequent use, improve the use efficiency of the hydraulic cylinder, and improve the convenience of subsequent use. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model from the first viewing angle.

[0017] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model from a second viewing angle.

[0018] Figure 3 It is a schematic diagram of the three-dimensional connection structure between the oil cylinder body and the sleeve of the utility model.

[0019] Figure 4 It is a schematic diagram of the three-dimensional cross-sectional structure of the base of the utility model from the first viewing angle.

[0020] Figure 5 It is a schematic diagram of the three-dimensional cross-sectional structure of the base of the utility model from a second viewing angle.

[0021] In the figure: 1. base; 2. limit tube; 3. cylinder body; 4. casing; 5. mounting plate; 6. screw; 7. anti-skid plate; 8. ball; 9. baffle plate; 10. roller; 11. turntable; 12. steel ball; 13. positioning plate; 14. hexagonal block. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-5The utility model provides a technical solution: a telescopic rotary hydraulic cylinder, comprising a base 1, a limiting tube 2 is arranged on the upper surface of the base 1, a cylinder body 3 is inserted into the limiting tube 2, a sleeve 4 is arranged on the top of the cylinder body 3, a mounting plate 5 is fixedly installed on the top of the sleeve 4, a screw 6 is inserted into the surface of the limiting tube 2, one end of the screw 6 passes through the limiting tube 2 and extends to the outside of the limiting tube 2 and is threadedly connected with the surface of the cylinder body 3, an anti-skid plate 7 is fixedly installed on the inner wall of the limiting tube 2, and the inner wall of the anti-skid plate 7 contacts the surface of the cylinder body 3.

[0024] Loosen the screw rod 6, and then separate the screw rod 6 from the surface of the cylinder body 3 inside the limiting tube 2, so as to facilitate the positioning and installation operation of the cylinder body 3, thereby facilitating the subsequent replacement operation of the base 1, thereby facilitating subsequent use, improving the use efficiency of the hydraulic cylinder, and improving the convenience of subsequent use.

[0025] A circular hole is opened on the upper surface of the base 1, and a ball 8 is embedded in the inner bottom wall of the circular hole. A baffle 9 is rollingly connected to the surface of the ball 8. The top of the baffle 9 is fixedly connected to the bottom of the limiting tube 2, and the inner bottom wall of the circular hole is rotatably connected to a roller 10 via a rotating shaft.

[0026] See also Figure 1-Figure 2 , the four corners of the upper surface of the mounting plate 5 are provided with mounting holes, and the mounting holes are oblong holes, and the upper surface of the mounting plate 5 is provided with anti-slip lines.

[0027] The provided mounting holes and mounting plate 5 facilitate positioning of the supporting components during use, thereby facilitating subsequent use and improving the use efficiency of the oil cylinder.

[0028] See also Figure 3 A convex cavity is opened inside the sleeve 4, and a turntable 11 is rotatably connected inside the convex cavity. The bottom of the turntable 11 is fixedly connected to the top of the cylinder body 3. A steel ball 12 is inlaid on the inner top wall of the convex cavity, and the surface of the steel ball 12 is rollingly connected to the surface of the turntable 11.

[0029] The turntable 11 is provided to facilitate supporting the turntable 11 during use, so as to facilitate subsequent rotation with the steel ball 12 .

[0030] See also Figure 1-Figure 2 A positioning plate 13 is fixedly installed around the bottom of the base 1. The positioning plate 13 is provided with a positioning hole, which is an oblong hole. The lower surface of the positioning plate 13 is provided with anti-slip grooves.

[0031] The setting of the positioning plate 13 achieves the effect of facilitating the subsequent positioning and installation of the oil cylinder, thereby facilitating the subsequent installation operation of the staff and improving the use efficiency of the oil cylinder.

[0032] See also Figure 1-Figure 2 A hexagonal block 14 is fixedly installed on one end of the screw rod 6 located outside the limiting tube 2. A hexagonal hole is opened on one side of the hexagonal block 14. The surface of the hexagonal block 14 is opened with anti-slip grooves. The limiting tube 2 is opened with a threaded hole for the screw rod 6 to be threadedly connected.

[0033] The provision of the hexagonal block 14 facilitates the subsequent disassembly and positioning of the screw rod 6, thereby facilitating subsequent use.

[0034] See also Figure 4-Figure 5 The surface of the roller 10 is rollingly connected to the surface of the baffle 9, and the inner wall of the circular hole on the base 1 is rotationally connected to the surface of the roller 10.

[0035] Place the hydraulic cylinder at the position where it needs to be installed. Then, during use, the ball 8 supports and rolls it, and the roller 10 supports and rotates the baffle 9, so that it is convenient to support the limit tube 2 during subsequent use. At the same time, the setting of the hydraulic cylinder facilitates the support and rotation of the limit tube 2 during subsequent use, so as to facilitate subsequent adjustments. It can also be adjusted during the support process, which is convenient for subsequent normal use and subsequent use by subsequent staff.

[0036] See also Figure 5 A through hole connected to the circular hole is provided on the base 1 , and the inner wall of the through hole is slidably connected to the surface of the limiting tube 2 , and the diameter of the baffle 9 is 1.5 times the diameter of the limiting tube 2 .

[0037] The through hole is provided to facilitate the limiting operation of the limiting tube 2 during use. At the same time, the diameter of the baffle 9 is set to 1.5 times the diameter of the limiting tube 2, which is convenient for the limiting operation of the limiting tube 2 during subsequent use, thereby facilitating subsequent use.

[0038] During operation, the hydraulic cylinder is placed at the position where it needs to be installed. Then, during use, the ball 8 supports and rolls it, and the roller 10 supports and rotates the baffle 9, so that it is convenient to support the limit tube 2 during subsequent use. At the same time, the setting of the hydraulic cylinder facilitates the support and rotation of the limit tube 2 during subsequent use, so as to facilitate subsequent adjustments. It can also be adjusted during the support process, which is convenient for subsequent normal use and subsequent use by subsequent staff.

[0039] During use, the screw rod 6 is loosened, and then the screw rod 6 is separated from the surface of the cylinder body 3 inside the limiting tube 2, so as to facilitate the positioning and installation operation of the cylinder body 3, and thus also facilitate the subsequent replacement operation of the base 1, so as to facilitate the subsequent use, improve the use efficiency of the hydraulic cylinder, and improve the convenience of subsequent use.

[0040] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A telescopic rotary hydraulic cylinder, comprising a base (1), characterized in that: A limit tube (2) is arranged on the upper surface of the base (1), a cylinder body (3) is inserted into the limit tube (2), a sleeve (4) is arranged on the top of the cylinder body (3), a mounting plate (5) is fixedly mounted on the top of the sleeve (4), a screw rod (6) is inserted into the surface of the limit tube (2), one end of the screw rod (6) passes through the limit tube (2) and extends to the outside of the limit tube (2) to be threadedly connected to the surface of the cylinder body (3), an anti-skid plate (7) is fixedly mounted on the inner wall of the limit tube (2), and the inner wall of the anti-skid plate (7) is in contact with the surface of the cylinder body (3); A circular hole is formed on the upper surface of the base (1), and a ball (8) is embedded in the inner bottom wall of the circular hole. A baffle (9) is rollingly connected to the surface of the ball (8), and the top of the baffle (9) is fixedly connected to the bottom of the limiting tube (2). The inner bottom wall of the circular hole is rotatably connected to a roller (10) via a rotating shaft.

2. A telescopic rotary hydraulic cylinder according to claim 1, characterized in that: The four corners of the upper surface of the mounting plate (5) are provided with mounting holes, and the mounting holes are oblong holes. The upper surface of the mounting plate (5) is provided with anti-slip grooves.

3. The telescopic rotary hydraulic cylinder according to claim 1, characterized in that: The sleeve (4) has a convex cavity formed inside, a turntable (11) is rotatably connected inside the convex cavity, the bottom of the turntable (11) is fixedly connected to the top of the oil cylinder body (3), a steel ball (12) is embedded in the inner top wall of the convex cavity, and the surface of the steel ball (12) is rollingly connected to the surface of the turntable (11).

4. The telescopic rotary hydraulic cylinder according to claim 1, characterized in that: A positioning plate (13) is fixedly mounted on the periphery of the bottom of the base (1), a positioning hole is provided on the positioning plate (13), the positioning hole is an oblong hole, and an anti-slip pattern is provided on the lower surface of the positioning plate (13).

5. The telescopic rotary hydraulic cylinder according to claim 1, characterized in that: A hexagonal block (14) is fixedly mounted on one end of the screw rod (6) located outside the limiting tube (2), a hexagonal hole is provided on one side of the hexagonal block (14), anti-slip grooves are provided on the surface of the hexagonal block (14), and a threaded hole for threaded connection of the screw rod (6) is provided on the limiting tube (2).

6. The telescopic rotary hydraulic cylinder according to claim 1, characterized in that: The surface of the rotating roller (10) is connected to the surface of the baffle plate (9) in a rolling manner, and the inner wall of the circular hole on the base (1) is connected to the surface of the rotating roller (10) in a rotational manner.

7. The telescopic rotary hydraulic cylinder according to claim 1, characterized in that: The base (1) is provided with a through hole connected to the circular hole, and the inner wall of the through hole is slidably connected to the surface of the limiting tube (2), and the diameter of the baffle (9) is 1.5 times the diameter of the limiting tube (2).

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