CN-121345849-B - Novel hydraulic cylinder of hydraulic cone crusher

CN121345849BCN 121345849 BCN121345849 BCN 121345849BCN-121345849-B

Abstract

The invention particularly relates to a novel hydraulic cone crusher hydraulic cylinder which comprises a cylinder body, a base arranged at the bottom of the cylinder body, a telescopic end arranged at the top of the cylinder body and a piston block arranged on the inner side of the cylinder body in a piston movement manner, wherein a plurality of movable supporting rods are fixedly arranged on four sides of the top of the piston block, the telescopic end is simultaneously guided and supported on the cylinder body through the plurality of movable supporting rods, and a guide pipe penetrating the piston block is arranged in the middle of the cylinder body, so that the piston block can stably slide up and down in the cylinder body and is not easy to shake.

Inventors

WANG YAO
YIN MINGLEI
ZHAO YONGHUA
FU XUFENG
LI HAIFENG
WANG JIACHUN
XU LI
CHENG QIFENG
ZHANG FENG
GUAN CAN

Assignees

中建海峡建设发展有限公司
华侨大学
厦门理工学院
福建理工大学
厦门赛茵泰科工程研究院有限公司

Dates

Publication Date: 20260508
Application Date: 20251217

Claims (8)

1. The utility model provides a novel hydraulic cone crusher pneumatic cylinder, includes cylinder body (1), locates base (2) of cylinder body (1) bottom, locates flexible end (3) at cylinder body (1) top and piston motion locates inboard piston block (4) of cylinder body (1), its characterized in that, piston block (4) top four sides have set firmly a plurality of movable bracing pieces (5), and each movable bracing piece (5) outwards runs through and is connected with flexible end (3) bottom by cylinder body (1) top, lets each movable bracing piece (5) direction support flexible end (3) simultaneously; The piston block (4) comprises a steel plate (41), and an upper sealing ring (42) and a lower sealing ring (43) which are arranged on the upper side and the lower side of the steel plate (41), wherein the movable supporting rod (5) is connected with the upper side of the steel plate (41), the upper sealing ring (42) and the lower sealing ring (43) are tightly attached to the inner wall of the cylinder body (1), a clamping groove (44) is formed in the middle of the steel plate (41), a plurality of electric pushing rods (6) are arranged on the outer side of the cylinder body (1), and each electric pushing rod (6) penetrates through the inner side of the cylinder body (1) and is arranged in the clamping groove (44) in an adapting mode to assist in fixedly supporting the piston block (4); A guide pipe (7) is fixedly arranged in the middle of the inner side of the cylinder body (1), and the guide pipe (7) is tightly penetrated by the piston block (4) and used for stabilizing the lifting displacement of the guide piston block (4); Notch (21) have been seted up at base (2) middle part, and this notch (21) rotate and are provided with rotation pipe (22), and rotation pipe (22) outer end passes through the pipeline and be connected with the oil pump, a row of outer hole (71) have been vertically seted up to stand pipe (7) one side, stand pipe (7) inboard closely rotates and is connected with governing pipe (72), a row of inner hole (73) have been vertically seted up to this governing pipe (72) one side, and inner hole (73) correspond the intercommunication with outside hole (71).
2. The hydraulic cylinder of the novel hydraulic cone crusher according to claim 1, wherein an air pipe (31) is provided at one side of the telescopic end (3), a rubber air bag ring (46) is tightly arranged at the outer edge of the clamping groove (44), a closed space is formed inside the clamping groove (44), an air hole (45) is formed inside the clamping groove (44), the air hole (45) is communicated with the air pipe (31) through one of the inner cavities of the movable supporting rods (5), and the air pipe (31) is externally connected with an air pump through a pipeline.
3. The hydraulic cylinder of the novel hydraulic cone crusher according to claim 2, wherein when the air pump inflates the rubber air bag ring (46) through the air pipe (31), the rubber air bag ring (46) expands tightly against the inner wall of the cylinder body (1); when the air pump deflates the rubber air bag ring (46), the rubber air bag ring (46) is restored to a state of being clung to the inner wall of the clamping groove (44) under the elastic force of rubber, and at the moment, the telescopic rod of the electric push rod (6) can be stretched out and inserted into the clamping groove (44) to be tightly propped and limited.
4. The hydraulic cylinder of the novel hydraulic cone crusher according to claim 1, wherein the electric push rods (6) are divided into upper, middle and lower layers, and the electric push rods (6) of each layer are distributed in an annular array.
5. The hydraulic cylinder of the novel hydraulic cone crusher according to claim 1, wherein the bottom end of the adjusting pipe (72) is rotatably and penetratingly arranged on the notch (21) of the base (2) and is subjected to sealing treatment, and the bottom end of the adjusting pipe (72) is fixedly communicated with the rotating pipe (22).
6. A new hydraulic cone crusher hydraulic cylinder according to claim 5, characterized in that the outer hole (71) and the inner hole (73) are correspondingly communicated or mutually staggered closed by adjusting the rotation of the rotation tube (22); When the outer hole (71) is communicated with the inner hole (73), the interior of the cylinder body (1) is simultaneously filled with oil and pressurized by an external oil pump, or the oil is discharged outwards and replaced by a new oil pump.
7. A hydraulic cylinder for a novel hydraulic cone crusher according to claim 6, characterized in that a valve is additionally provided at one end of the rotating pipe (22).
8. The hydraulic cylinder of the novel hydraulic cone crusher according to claim 7, wherein an adjusting mechanism for stably adjusting rotation of the rotation tube (22) is installed on one side of the base (2), the adjusting mechanism comprises a screw (91) and a hand wheel (94) installed at the outer end of the screw (91), the screw (91) is screwed into the notch (21) from the outside to the inside from one side of the base (2), a universal ball rod (92) is fixedly arranged at the inner end of the screw (91), the universal ball rod (92) is connected with a sleeve (93) through a ball shaft in a universal manner, and the sleeve is sleeved in the middle of the rotation tube (22) in a sliding manner.

Description

Novel hydraulic cylinder of hydraulic cone crusher Technical Field The invention particularly relates to a novel hydraulic cylinder of a hydraulic cone crusher, and relates to the technical field of hydraulic cylinders. Background Traditional single cylinder hydraulic cone crusher relies on single oil pressure to support, when hard ore more than in the breakage (like the metal ore), the pneumatic cylinder needs to bear periodic impact load, easily leads to piston rod shake, bin outlet skew, and the pneumatic cylinder can divide upper and lower three sections different positions to support, only relies on the oil pressure to support when using, its stability is not good, and the tolerance is great, take place the problem of oil leakage and leakproofness easily, and can't carry out the problem of oil filling or oil extraction renewing according to real-time demand, consequently, need to propose a novel hydraulic cone crusher pneumatic cylinder to improve above-mentioned. Disclosure of Invention The invention aims to overcome the defects in the prior art and provide a novel hydraulic cylinder of a hydraulic cone crusher so as to solve the problems in the prior art. The hydraulic cylinder of the novel hydraulic cone crusher comprises a cylinder body, a base arranged at the bottom of the cylinder body, a telescopic end arranged at the top of the cylinder body and a piston block arranged on the inner side of the cylinder body in a moving mode, wherein a plurality of movable supporting rods are fixedly arranged on four sides of the top of the piston block, each movable supporting rod penetrates through the top of the cylinder body outwards and is connected with the bottom of the telescopic end, each movable supporting rod simultaneously guides and supports the telescopic end, the piston block comprises a steel plate, an upper sealing ring and a lower sealing ring which are arranged on the upper side and the lower side of the steel plate, the movable supporting rods are connected with the upper side of the steel plate, the upper sealing ring and the lower sealing ring are tightly attached to the inner wall of the cylinder body, clamping grooves are formed in the middle of the steel plate, a plurality of electric push rods are arranged on the outer side of the cylinder body in a penetrating mode and are formed in the inner side of the cylinder body in a matching mode, guide pipes are fixedly arranged in the middle of the inner side of the cylinder body in a fixing mode and used for assisting in supporting the piston block in a fixing mode, and the guide pipes are tightly penetrated through the piston block and are used for stabilizing lifting displacement of the guide piston block. According to the further improved scheme, an air pipe is arranged on one side of the telescopic end, a rubber air bag ring is tightly arranged on the outer edge of the clamping groove, a closed space is formed on the inner side of the clamping groove, an air hole is formed on the inner side of the clamping groove, the air hole is communicated with the air pipe through one of the inner cavities of the movable supporting rod, and the air pipe is externally connected with an air pump through a pipeline. According to the further improved scheme, when the air pump inflates the rubber air bag ring through the air pipe, the rubber air bag ring expands tightly to tightly prop against the inner wall of the cylinder body; when the air pump deflates the rubber air bag ring, the rubber air bag ring is restored to a state of being clung to the inner wall of the clamping groove under the elastic force of rubber, and the telescopic rod of the electric push rod can extend out and be inserted into the clamping groove to be tightly propped and limited. According to the further improved scheme, the electric push rods are divided into upper, middle and lower layers, and the electric push rods of each layer are distributed in an annular array. According to the further improved scheme, the notch is formed in the middle of the base, the rotating pipe is rotatably arranged in the notch, and the outer end of the rotating pipe is connected with the oil pump through a pipeline. According to the further improved scheme, a row of outer holes are vertically formed in one side of the guide tube, the inner side of the guide tube is tightly connected with the adjusting tube in a rotating mode, a row of inner holes are vertically formed in one side of the adjusting tube, and the inner holes are correspondingly communicated with the outer holes. According to the further improved scheme, the bottom end of the adjusting tube rotates to penetrate through the notch of the base and is subjected to sealing treatment, and the bottom end of the adjusting tube is fixedly communicated with the rotating tube. According to the further improved scheme, the outer hole and the inner hole are correspondingly communicated or mutually staggered and sealed by adjusting the rotation of the ro