CN-224200895-U - Multisection type hydraulic cylinder

Abstract

The utility model discloses a multi-section hydraulic cylinder, which relates to the technical field of hydraulic cylinders and comprises a bearing seat, wherein an adjusting shaft is rotatably connected in the bearing seat, a multi-section hydraulic cylinder main body is fixedly connected to the outer side of the adjusting shaft, a telescopic valve is arranged on the outer side of the multi-section hydraulic cylinder main body, an adjusting mechanism is arranged in the bearing seat, the adjusting mechanism comprises an adjusting component and a stabilizing component, the adjusting component and the stabilizing component are mutually matched for use, the adjusting component comprises a motor, and the motor is fixedly connected to one side, far away from the adjusting shaft, of the bearing seat. According to the multi-section hydraulic cylinder, the use angle of the multi-section hydraulic cylinder main body can be quickly adjusted through the adjusting mechanism, so that the multi-section hydraulic cylinder is more various in use scene compared with a fixed installation mode, the influence of incapability of adjusting the angle on production is avoided, and the multi-section hydraulic cylinder is simple in structure and high in practicability.

Inventors

• SHI FUBIN
• FEI LIJUN

Assignees

• 天津市普炀利新围栏有限公司

Dates

Publication Date

20260505

Application Date

20250514

Claims (6)

1. 1. The multi-section hydraulic cylinder comprises a bearing seat (1) and is characterized in that an adjusting shaft (2) is rotatably connected to the inside of the bearing seat (1), a multi-section hydraulic cylinder main body (3) is fixedly connected to the outer side of the adjusting shaft (2), a telescopic valve (4) is arranged on the outer side of the multi-section hydraulic cylinder main body (3), an adjusting mechanism is arranged inside the bearing seat (1), the adjusting mechanism comprises an adjusting component and a stabilizing component, and the adjusting component and the stabilizing component are matched with each other for use; the adjusting component comprises a motor (51), one side of regulating shaft (2) is kept away from in motor (51) fixed connection at supporting seat (1), the inside rotation of supporting seat (1) is connected with threaded rod (52), the outside threaded connection of threaded rod (52) has displacement piece (53), the top fixedly connected with of displacement piece (53) rotates piece (54), the top rotation of rotation piece (54) is connected with diagonal brace (55), the bottom fixedly connected with regulating block (56) of multisection pneumatic cylinder main part (3), the other end rotation of regulating block (56) and diagonal brace (55) is connected, the output of motor (51) extends to the inside of supporting seat (1) and with threaded rod (52) fixed connection.
2. 2. The multi-section hydraulic cylinder of claim 1, wherein the stabilizing assembly comprises limit grooves (57), the limit grooves (57) are symmetrically formed in the bearing seat (1), sliding rods (58) are fixedly connected to the inner parts of the two limit grooves (57), sliding blocks (59) are slidably connected to the outer sides of the two sliding rods (58), and the two sliding blocks (59) are fixedly connected with the displacement blocks (53).
3. 3. The multi-section hydraulic cylinder according to claim 1, wherein a protective cover (6) is fixedly connected to the outer side of the motor (51), and radiating grooves (7) for radiating heat of the motor (51) are formed in the protective cover (6) at equal intervals.
4. 4. The multi-section hydraulic cylinder according to claim 1, wherein the two sides of the bearing seat (1) are symmetrically and fixedly connected with L-shaped fixing plates (8), and bolts (9) are connected with the inner threads of the L-shaped fixing plates (8).
5. 5. The multi-section hydraulic cylinder according to claim 1, wherein the bearing seat (1) is fixedly connected with a bearing plate (10), an arc-shaped groove (11) for bearing the multi-section hydraulic cylinder main body (3) is formed in the top of the bearing plate (10), and a silica gel buffer pad (13) is fixedly connected to the bottom of the bearing seat (1).
6. 6. The multi-section hydraulic cylinder according to claim 1, wherein the controller (12) is fixedly connected to one side of the bearing seat (1) far away from the motor (51), and the motor (51) is electrically connected with the controller (12).

Description

Multisection type hydraulic cylinder Technical Field The utility model relates to the technical field of hydraulic cylinders, in particular to a multi-section hydraulic cylinder. Background The multi-section hydraulic cylinder is a telescopic actuating element consisting of a plurality of cylindrical cylinders which are mutually telescopic, and can extend or retract section by section through hydraulic drive, and can provide an ultra-long stroke in a limited installation space. Through retrieval, a multi-section hydraulic cylinder, (authorized bulletin No. CN 119687061A) and a first section of cylinder and a second section of cylinder which are mutually connected in series are designed, a double-layer pipeline structure is adopted in a spiral pipeline, namely the first cooling spiral pipe and the second cooling spiral pipe, fluid in a first outer pipeline and a second outer pipeline respectively exchanges heat with fluid in a first inner pipeline and fluid in a second inner pipeline, the heat in a cylinder barrel is taken away by the fluid in the first outer pipeline and the fluid in the second outer pipeline, the temperature of the fluid in the first outer pipeline and the fluid in the second outer pipeline is reduced through the fluid heat exchange of the first inner pipeline and the second inner pipeline, the sustainable cooling effect of the first cooling spiral pipe and the second cooling spiral pipe is improved, meanwhile, the specific flow channel structure of the first cooling spiral pipe and the second cooling spiral pipe is designed, the heat exchange efficiency is improved, the cylinder is protected to be in a normal use state, and the service life of the cylinder is prolonged. " According to the related art, the applicant believes that the existing multi-section hydraulic cylinder is fixedly installed and used, the use angle of the multi-section hydraulic cylinder cannot be effectively adjusted to adapt to different use requirements in the production process, and certain defects exist in actual use. Disclosure of utility model The utility model discloses a multi-section hydraulic cylinder, which aims to solve the technical problem that the use angle of the multi-section hydraulic cylinder cannot be effectively adjusted due to the fact that the existing multi-section hydraulic cylinder is fixedly installed and used. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The utility model provides a multisection formula hydraulic cylinder, includes the supporting seat, the inside rotation of supporting seat is connected with the regulating spindle, the outside fixedly connected with multisection hydraulic cylinder main part of regulating spindle, the outside of multisection hydraulic cylinder main part is equipped with the expansion valve, the inside adjustment mechanism that is equipped with of supporting seat, adjustment mechanism includes adjusting component and stabilizing component, adjusting component and stabilizing component mutually support and use, adjusting component includes the motor, motor fixed connection is kept away from one side of regulating spindle at the supporting seat, the inside rotation of supporting seat is connected with the threaded rod, the outside threaded connection of threaded rod has the displacement piece, the top fixedly connected with dwang of displacement piece, the top rotation of dwang is connected with diagonal brace, the bottom fixedly connected with regulating block of multisection hydraulic cylinder main part, the regulating block rotates with the other end of diagonal brace and is connected, the output of motor extends to the inside of supporting seat and with threaded rod fixed connection. Through the adjustment mechanism who sets up, can carry out quick adjustment to the angle of use of multisection pneumatic cylinder main part, compare fixed mounting's mode, use the scene more various, avoided the angle unable regulation to the influence of production, simple structure, the practicality is stronger. In a preferred scheme, the stabilizing component comprises limiting grooves, the limiting grooves are symmetrically formed in the supporting seat, sliding rods are fixedly connected to the inner portions of the limiting grooves, sliding blocks are fixedly connected to the outer sides of the sliding rods in a sliding mode, and the sliding blocks are fixedly connected with the displacement blocks. The matching design of the sliding rod and the sliding block in the limiting groove ensures that the displacement block does not deflect during linear motion, avoids the stress distortion of the diagonal brace rod, and prolongs the service life of the threaded rod. In a preferred scheme, the outside fixedly connected with protection casing of motor, the inside equidistance of protection casing has been seted up and is used for the radiating heat sink of motor. The radiating grooves of the protective cover are arrange