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CN-224231190-U - Rubber seal tightness detection device

CN224231190UCN 224231190 UCN224231190 UCN 224231190UCN-224231190-U

Abstract

The utility model discloses a rubber sealing element tightness detection device, which relates to the field of detection equipment and adopts the technical scheme that the device comprises a frame, a driving rod is arranged on the frame, the driving rod is a telescopic rod, a lower pressing plate is detachably arranged on a movable part of the driving rod, the lower pressing plate is integrally disc-shaped, an air inlet hole is formed in the middle of the lower pressing plate, a connector is arranged on the lower pressing plate at the air inlet hole and is connected with an air source through an air pipe, a detection chassis is further arranged on the frame and corresponds to the lower pressing plate, the detection chassis is disc-shaped, a plurality of annular detection grooves are formed in the upper surface of the detection chassis, and an air pressure detection unit for detecting air pressure change is further arranged. The utility model has the beneficial effects that the O-shaped rubber sealing rings with different diameters and different wire diameters can be directly adapted to various detection requirements by corresponding the plurality of annular detection grooves on the detection chassis to the stepped detection steps on the lower surface of the lower pressure plate one by one.

Inventors

  • LI JUNGE
  • HAN JIANMIN
  • ZHANG HUI
  • SONG LEI
  • XIN HAIYAN
  • YU XIN

Assignees

  • 青岛市产品质量检验研究院(青岛市产品质量安全风险监测中心)

Dates

Publication Date
20260512
Application Date
20250722

Claims (5)

  1. 1. The tightness detection device for the rubber sealing piece is characterized by comprising a frame (1), wherein a driving rod (2) is arranged on the frame (1), the driving rod (2) is a telescopic rod, and a lower pressing plate (3) is detachably arranged on a movable part of the driving rod (2); The lower pressing plate (3) is integrally disc-shaped, an air inlet is formed in the middle of the lower pressing plate, a connector is arranged on the lower pressing plate (3) at the air inlet, and the connector is connected with an air source through an air pipe (4); the machine frame (1) is also provided with a detection chassis (5), the detection chassis (5) corresponds to the lower pressing plate (3), the detection chassis (5) is disc-shaped, and the upper surface of the detection chassis is provided with a plurality of annular detection grooves (6); The lower surface of the lower pressing plate (3) is provided with a step-shaped detection step (7), the detection step (7) extends from the middle part of the lower pressing plate (3) to the edge in a step-shaped manner, the distance between each detection step (7) and the detection chassis (5) is gradually increased from the middle part of the lower pressing plate (3) to the edge, and each detection step (7) corresponds to one detection groove (6) on the detection chassis (5); the device also comprises an air pressure detection unit for detecting air pressure change.
  2. 2. The rubber seal tightness detection device according to claim 1, wherein the air pressure detection unit comprises an air pressure detection sensor and a display screen (8), the air pressure detection sensor is fixed in the middle of the lower pressure plate (3), the display screen (8) is fixed on the frame (1), and the air pressure detection sensor is electrically connected with the display screen (8).
  3. 3. The rubber seal tightness detection device according to claim 1, wherein an annular side wall (9) extending upwards is fixedly arranged on the outer periphery of the detection chassis (5), a sealing strip (10) is arranged on the upper surface of the side wall (9), a sealing groove (11) is arranged in the edge area of the lower pressure plate (3), and when the lower pressure plate (3) is combined with the detection chassis (5), the sealing strip (10) is clamped into the sealing groove (11).
  4. 4. A device for detecting the tightness of a rubber sealing member according to claim 3, wherein the side wall (9) is provided with an exhaust hole, and an exhaust pipe (12) is detachably arranged at the exhaust hole; The water tank (13) is arranged on one side of the frame (1), the tank body of the water tank (13) is made of transparent materials, one end part of the exhaust pipe (12) is inserted into the water tank (13), and the lower end part of the exhaust pipe (12) is positioned below a horizontal plane.
  5. 5. The rubber seal tightness detection device according to claim 1, wherein a start button (14) is provided at the front lower side of the frame (1), and the start button (14) is a two-hand button; an emergency stop switch is arranged on the frame (1) between the starting buttons (14).

Description

Rubber seal tightness detection device Technical Field The utility model relates to the field of detection equipment, in particular to a device for detecting tightness of a rubber sealing element. Background In industrial production, rubber sealing elements (such as O-rings) are used as core components for guaranteeing the sealing performance of equipment, and the sealing performance directly influences the operation safety and efficiency of the equipment. For example, in the context of hydraulic systems, plumbing, pressure vessels, etc., once there is a leak in the seal, it can lead to loss of media, pressure drop, and even serious consequences such as equipment failure, safety accidents, etc. Therefore, the high-efficiency and accurate detection of the tightness of the rubber sealing element is an indispensable link in the production process. In the prior art, the tightness detection device for the rubber sealing element is usually designed aiming at a single specification, namely, only one size sealing element can be detected, the detection range is smaller, and the sealing elements with different diameters cannot be detected conveniently, so that the applicability is poor. Disclosure of utility model The utility model provides a device for detecting tightness of a rubber sealing piece. The technical scheme is that the device comprises a frame, wherein a driving rod is arranged on the frame, the driving rod is a telescopic rod, and a lower pressing plate is detachably arranged on a movable part of the driving rod; the lower pressing plate is disc-shaped as a whole, an air inlet hole is formed in the middle of the lower pressing plate, a connector is arranged on the lower pressing plate at the air inlet hole, and the connector is connected with an air source through an air pipe; The machine frame is also provided with a detection chassis, the detection chassis corresponds to the lower pressing plate, the detection chassis is disc-shaped, and the upper surface of the detection chassis is provided with a plurality of annular detection grooves; The lower surface of the lower pressing plate is provided with a step-shaped detection step, the detection step extends from the middle part of the lower pressing plate to the edge in a step-shaped manner, the distance between each detection step and the detection chassis is gradually increased from the middle part of the lower pressing plate to the edge, and each detection step corresponds to one detection groove on the detection chassis; the device also comprises an air pressure detection unit for detecting air pressure change. Preferably, the air pressure detecting unit comprises an air pressure detecting sensor and a display screen, wherein the air pressure detecting sensor is fixed in the middle of the lower pressing plate, the display screen is fixed on the frame, and the air pressure detecting sensor is electrically connected with the display screen. Preferably, the outer periphery of the detection chassis is fixedly provided with an annular side wall extending upwards, the upper surface of the side wall is provided with a sealing strip, the edge area of the lower pressing plate is provided with a sealing groove, and when the lower pressing plate is combined with the detection chassis, the sealing strip is clamped into the sealing groove. Preferably, the side wall is provided with an exhaust hole, and an exhaust pipe is detachably arranged at the exhaust hole; The water tank is arranged on one side of the frame, the tank body of the water tank is made of transparent materials, one end part of the exhaust pipe is inserted into the water tank, and the lower end part of the exhaust pipe is positioned below the horizontal plane. Preferably, a starting button is arranged at the front lower part of the stand, and the starting button is a double-hand button; And an emergency stop switch is arranged on the stand between the starting buttons. The technical scheme provided by the embodiment of the utility model has the beneficial effects that the O-shaped rubber sealing rings with different diameters and different wire diameters can be directly adapted to various detection requirements through the one-to-one correspondence of the plurality of annular detection grooves on the detection chassis and the stepped detection steps on the lower surface of the lower pressure plate. Drawings Fig. 1 is a schematic diagram of the overall structure of an embodiment of the present utility model. Fig. 2 is a schematic diagram of the overall structure of the second embodiment of the present utility model. Fig. 3 is a schematic view of the interior of a rack according to an embodiment of the present utility model. Fig. 4 is a schematic view of a lower platen structure according to an embodiment of the present utility model. Fig. 5 is a schematic diagram of a detection chassis according to an embodiment of the present utility model. Wherein, the reference sign is 1, the frame; 2, a drivin