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CN-224229009-U - Quick fault detection device of hydraulic cylinder piston sealing structure

CN224229009UCN 224229009 UCN224229009 UCN 224229009UCN-224229009-U

Abstract

The utility model belongs to the technical field of detection devices, and particularly relates to a rapid fault detection device of a hydraulic cylinder piston sealing structure, which comprises a hydraulic cylinder, wherein one side, close to the upper end, of the hydraulic cylinder is communicated with an oil inlet, one side, close to the lower end, of the hydraulic cylinder is communicated with an oil outlet, one end of the oil inlet is communicated with a connecting pipe, the other end of the connecting pipe is communicated with the output end of a hand pump, two bottom plates are symmetrically arranged at the bottom of the hand pump. So the conical head just can remove from the inside in shrink chamber, after four conical heads are all adjusted out, just can stablize subaerial through four conical heads of bottom when the hand pump is placed subaerial this moment, hand pump just can not take place the displacement like this when using to promote the convenience during the operation.

Inventors

  • LI MINGJUN
  • LI HUAIQING
  • SUN YANCHUN

Assignees

  • 徐州市久隆密封件科技有限公司

Dates

Publication Date
20260512
Application Date
20250519

Claims (7)

  1. 1. The rapid fault detection device of the hydraulic cylinder piston sealing structure comprises a hydraulic cylinder (1), wherein one side, close to the upper end, of the hydraulic cylinder (1) is communicated with an oil inlet (2), and one side, close to the lower end, of the hydraulic cylinder (1) is communicated with an oil outlet (3); Two bottom plates (6) are symmetrically arranged at the bottom of the hand pump (5), two support columns (7) are symmetrically welded at the bottom of each bottom plate (6), anti-slip pads (71) are adhered to the bottoms of the support columns (7), screw rods (72) are installed at the tops of the bottom plates (6) in a penetrating mode, and the screw rods (72) penetrate through the bottom plates (6) and are connected to the interiors of the support columns (7).
  2. 2. The rapid fault detection device for the hydraulic cylinder piston sealing structure of claim 1, wherein the bottom of the screw rod (72) is connected with a connecting rod (73), and the bottom of the connecting rod (73) is fixedly connected with a conical head (74).
  3. 3. The rapid failure detection device of the hydraulic cylinder piston sealing structure according to claim 2, wherein a movable disc (731) is fixedly connected to the top of the connecting rod (73), and the connecting end of the movable disc (731) and the connecting rod (73) is movably installed in the screw (72).
  4. 4. The rapid fault detection device for the hydraulic cylinder piston sealing structure of claim 1, wherein a threaded cavity (701) is formed in the support column (7) close to the upper end, a shrinkage cavity (702) is formed in the support column (7) close to the lower end, and the bottom of the threaded cavity (701) is communicated with the upper end of the shrinkage cavity (702).
  5. 5. The rapid failure detection device for the piston sealing structure of the hydraulic cylinder of claim 4, wherein a spring (703) is installed in the contraction cavity (702), the bottom of the spring (703) is fixedly connected to the surface of the conical head (74), and the inner size of the contraction cavity (702) is larger than the size of the conical head (74).
  6. 6. The rapid failure detection device of the hydraulic cylinder piston sealing structure according to claim 1, wherein the screw (72) forms a threaded connection structure with the support column (7) through a threaded cavity (701).
  7. 7. The rapid failure detection device of a hydraulic cylinder piston seal structure according to claim 4, wherein the inner diameter of the threaded cavity (701) is smaller than the diameter of the spring (703), and the connecting rod (73) is located inside the spring (703).

Description

Quick fault detection device of hydraulic cylinder piston sealing structure Technical Field The utility model belongs to the technical field of detection devices, and particularly relates to a rapid fault detection device of a hydraulic cylinder piston sealing structure. Background In industrial production and various engineering operation scenes, the hydraulic cylinder is used as a key executive component, and the reliability of a piston sealing structure of the hydraulic cylinder directly relates to the performance and the operation stability of the whole hydraulic system. In order to timely and accurately detect whether the hydraulic cylinder piston sealing structure has faults, a rapid fault detection device for the hydraulic cylinder piston sealing structure is generated. The detection device can evaluate the state of the piston sealing structure efficiently by a specific technical means, so that the efficiency and the accuracy of equipment maintenance are greatly improved, the downtime caused by hydraulic cylinder faults is reduced, and the production loss is reduced. However, in the actual use process, when detection operation needs to be performed in some areas with poor geological conditions, especially in areas with softer ground surface layers, due to the weight of the detection device and dynamic acting force generated in the detection process, a common support structure is difficult to provide stable and reliable support on the soft ground. The hand pump in the detection device is easy to displace during operation, so that the whole operator is inconvenient. Disclosure of utility model The utility model aims to provide a rapid fault detection device of a hydraulic cylinder piston sealing structure, which aims to solve the problem that when detection operation is required to be carried out in areas with poor geological conditions, particularly in areas with softer ground surface layers, due to the weight of the detection device and dynamic acting force generated in the detection process, a common support structure is difficult to provide stable and reliable support on soft ground in the actual use process. The hand pump in the detection device is easy to displace during operation, so that the problem of inconvenience is brought to the whole operator. In order to achieve the aim, the utility model provides the technical scheme that the rapid fault detection device of the hydraulic cylinder piston sealing structure comprises a hydraulic cylinder, wherein one side, close to the upper end, of the hydraulic cylinder is communicated with an oil inlet, one side, close to the lower end, of the hydraulic cylinder is communicated with an oil outlet, one end of the oil inlet is communicated with a connecting pipe, and the other end of the connecting pipe is communicated with the output end of a hand pump; two bottom plates are symmetrically arranged at the bottoms of the hand pumps, two support columns are symmetrically welded at the bottoms of each bottom plate, anti-slip pads are bonded at the bottoms of the support columns, screw rods are installed at the tops of the bottom plates in a penetrating mode, and the screw rods penetrate through the bottom plates and are connected to the inside of the support columns. In order to prevent the hand pump from being displaced due to use when the hand pump is placed on a slightly soft ground, the quick fault detection device of the hydraulic cylinder piston sealing structure is preferably characterized in that the bottom of the screw is connected with a connecting rod, and the bottom of the connecting rod is fixedly connected with a conical head; The top fixedly connected with movable disk of connecting rod, movable disk and connecting rod link movable mounting are in the inside of screw rod. In order to enable the conical head to be capable of being retracted and adjusted according to requirements, as the rapid fault detection device of the hydraulic cylinder piston sealing structure, preferably, a threaded cavity is formed in the support column near the upper end, a shrinkage cavity is formed in the support column near the lower end, and the bottom of the threaded cavity is communicated with the upper end of the shrinkage cavity; The inside of shrink chamber has the spring, the bottom fixed connection of spring is on the surface of conical head, the inside size of shrink chamber is greater than the size of conical head, the diameter of spring is greater than the internal diameter size of screw thread chamber, and the connecting rod is located the inside of spring. In order to enable the screw rod to achieve the lifting function, as the rapid fault detection device of the hydraulic oil cylinder piston sealing structure, the screw rod is preferably connected with the support column through a threaded cavity in a threaded mode. Compared with the prior art, the utility model has the beneficial effects that: when the hand pump is used, the hand pump is placed on the