CN219038659U

CN219038659U - Protective sleeve detection device

Info

Publication number: CN219038659U
Application number: CN202220570406.3U
Authority: CN
Inventors: 陆明伟; 董芹; 邬唱唱
Original assignee: Shaoxing Miaohui Energy Technology Co ltd
Current assignee: Shaoxing Miaohui Energy Technology Co ltd
Priority date: 2022-03-16
Filing date: 2022-03-16
Publication date: 2023-05-16
Anticipated expiration: 2032-03-16

Abstract

The utility model discloses a protective sleeve detection device, which is characterized in that: including basin, motor, crankcase, pond, be provided with the bent axle in the crankcase, the motor shaft of motor is connected with the bent axle through the shaft coupling, is provided with the connecting rod on the bent axle in the crankcase, and the basin top is provided with the oil tank, slides in the oil tank and is provided with the intermediate lever, and the oil tank is worn out to the intermediate lever left end and is connected with the connecting rod right-hand member, and the oil tank right side is provided with the lag, and the intermediate lever right-hand member passes the lag setting, is provided with detector and oil-well pump on the basin, is connected with the play oil pipe between detector and the oil tank, is connected with between oil-well pump and the detector and takes out oil pipe. The utility model is used for testing the waterproof property and the fatigue life of the protective sleeve.

Description

Protective sleeve detection device

Technical Field

The utility model relates to the technical field of detection equipment, in particular to a protective sleeve detection device.

Background

The lag is installed in the junction of member and equipment, has waterproof nature for prevent that water from getting into in the equipment from the junction. The protective sleeve is sleeved outside the rod piece, and can be driven to compress and stretch along with the movement of the rod piece, so that the protective sleeve is subjected to cyclically-changing tensile force and pressure. Under the action of dynamic stretching and compression, the local structure of the protective sleeve can be changed, the material can be aged, and finally the water leakage phenomenon caused by cracking can be caused. In order to know the service life of the protective sleeve, so that the service time of the protective sleeve is properly arranged in practical application, the protective sleeve needs to be detected in advance to obtain the service life of the protective sleeve, and reference data is provided for subsequent use.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provides a protective sleeve detection device.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a lag detection device, including the basin, a motor, the crankcase, the pond, be provided with the bent axle in the crankcase, the motor shaft of motor is connected with the bent axle through the shaft coupling, be provided with the connecting rod on the bent axle in the crankcase, the basin top is provided with the oil tank, sliding is provided with the intermediate lever in the oil tank, the intermediate lever left end wears out the oil tank and is connected with the connecting rod right-hand member, the oil tank right side is provided with the lag, the intermediate lever right-hand member passes the lag setting, be provided with detector and oil-well pump on the basin, be connected with the delivery line between detector and the oil tank, be connected with the oil pumping pipe between oil-well pump and the detector, be connected with oil supply line between oil-well pump and the oil tank, be provided with the water inlet device above the basin, the sliding is provided with the piston post between piston post and the water inlet device, be connected with water suction pipe and outlet pipe between water inlet device and the pond, the junction of water inlet device and outlet pipe is provided with the water suction valve, water return valve is all for the check valve.

Preferably, the water outlet pipe is provided with a pressurizing valve, and the water inlet device is internally provided with a pressure sensor.

Preferably, the water inlet device is internally provided with a containing cavity, the piston column is arranged at the left side position in the containing cavity, the right side of the water inlet device is provided with a water outlet, the upper part of the water inlet device is provided with a water suction port, the containing cavity, the water suction port and the water outlet are communicated, the water outlet valve is arranged in the water outlet, and the water suction valve is arranged in the water suction port.

Preferably, the water suction valve comprises a mounting frame arranged in a water suction port, a valve rod is arranged in the mounting frame in a penetrating manner, the upper end and the lower end of the valve rod are respectively connected with a valve block and a limiting block, a sealing step matched with the valve block is arranged in the water suction port, a spring is sleeved on the valve rod, the upper end of the spring is connected with the lower portion of the mounting frame, and the lower end of the spring is connected with the upper portion of the limiting block.

Preferably, the return pipe is provided with a flowmeter, and the flowmeter is a turbine flowmeter.

Compared with the prior art, the utility model has the beneficial effects that: the operation is simple, and the waterproof property and the fatigue life of the protective sleeve can be conveniently detected; the water and oil for testing are recycled, so that the waste is reduced.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic view of the structure of the water inlet device in the utility model.

Reference numerals: 1. a water tank; 2. an oil tank; 3. a motor; 4. a coupling; 5. a crankshaft; 6. a crankcase; 7. a connecting rod; 8. an intermediate lever; 9. a protective sleeve; 10. a detector; 11. an oil pump; 12. an oil outlet pipe; 13. An oil pumping pipe; 14. an oil supply pipe; 15. a pool; 16. a water inlet device; 17. a seal; 18. a piston column; 19. A water suction pipe; 20. a water suction valve; 21. a water outlet valve; 22. a water outlet pipe; 23. a pressurization valve; 24. a water return pipe; 25. a flow meter; 26. a cavity; 27. a water suction port; 28. a water outlet; 29. a valve block; 30. a sealing step; 31. a mounting frame; 32. a valve stem; 33. a limiting block; 34. a spring; 35. a pressure sensor.

Detailed Description

Embodiments of the present utility model are described in detail below with reference to fig. 1-2.

The utility model provides a lag detection device, including basin 1, motor 3, crankcase 6, pond 15, be provided with bent axle 5 in the crankcase 6, motor 3's motor shaft is connected with bent axle 5 through shaft coupling 4, be provided with connecting rod 7 on the bent axle 5 in the crankcase 6, basin 1 top is provided with oil tank 2, the internal sliding of oil tank 2 is provided with intermediate lever 8, intermediate lever 8 left end wears out oil tank 2 and is connected with connecting rod 7 right-hand member, oil tank 2 right side is provided with lag 9, intermediate lever 8 right-hand member passes lag 9 setting, be provided with detector 10 and oil-well pump 11 on basin 1, be connected with outlet pipe 12 between detector 10 and the oil tank 2, be connected with oil pumping pipe 13 between oil-well pump 11 and the detector 10, be connected with oil supply pipe 14 between oil tank 2, be provided with water inlet 16 above the basin 1, the sliding of water inlet 16 is provided with piston post 18, be provided with sealing member 17 between piston post 18 and the water inlet 16, piston post 18 left end wears out water inlet 16 and is connected with intermediate lever 8 right-hand member, be connected with detector 10 and oil-well pump 11, be connected with water inlet pipe 16 and water-well pump 16, be connected with water inlet pipe 19 and outlet pipe 20, water outlet pipe 20 are connected with water inlet pipe 21 and water outlet pipe 20, be connected with water outlet pipe 20.

Preferably, the water outlet pipe 22 is provided with a pressurizing valve 23, and the water inlet device 16 is internally provided with a pressure sensor 35.

Preferably, a cavity 26 is provided in the water inlet 16, the piston column 18 is disposed at a left side position in the cavity 26, a water outlet 28 is provided at a right side of the water inlet 16, a water suction port 27 is provided at an upper portion of the water inlet 16, the cavity 26, the water suction port 27 and the water outlet 28 are communicated, the water outlet valve 21 is disposed in the water outlet 28, and the water suction valve 20 is disposed in the water suction port 27.

Preferably, the water suction valve 20 comprises a mounting frame 31 arranged in the water suction port 27, a valve rod 32 is arranged in the mounting frame 31 in a penetrating manner, the upper end and the lower end of the valve rod 32 are respectively connected with a valve block 29 and a limiting block 33, a sealing step 30 matched with the valve block 29 is arranged in the water suction port 27, a spring 34 is sleeved on the valve rod 32, the upper end of the spring 34 is connected with the lower part of the mounting frame 31, and the lower end of the spring 34 is connected with the upper part of the limiting block 33.

Preferably, the return pipe 24 is provided with a flow meter 25, and the flow meter 25 is a turbine flow meter.

The motor 3 drives the crankshaft 5 to rotate through the coupler 4, so that the connecting rod 7 reciprocates, and the connecting rod 7 drives the middle rod 8 to move left and right in the oil tank 2. When the piston column 18 moves leftwards, the water outlet valve 21 is closed, the water suction valve 20 is opened, and water in the water tank 15 is sucked into the water inlet device 16 through the water suction pipe 19; when the piston rod 18 moves rightward, the water suction valve 20 is closed, the water outlet valve 21 is opened, and water in the water inlet device 16 is pumped back into the water tank 15 from the water outlet pipe 22. The water inlet device 16 can spray out from the gap between the piston post 18 and the sealing piece 17 in the water pumping and pumping process, and the water can be prevented from entering the oil tank 2 through the protective sleeve 9. The oil in the oil tank 2 enters the detector 10 through the oil outlet pipe 12 to be detected, the water content in the oil is detected, when the water content in the oil is detected to be increased, the water resistance of the protective sleeve 9 is indicated to be reduced, and when the water content reaches a set value, the fatigue life of the protective sleeve 9 can be obtained. When the detector 10 detects that the water content in the oil is low, the oil in the detector 10 is pumped into the oil tank 2 through the oil pump 11 for continuous use.

The water sprayed from between the piston post 18 and the seal 17 falls into the water tank 1, and the water in the water tank 1 returns to the water tank 15 through the return pipe 24 for further use.

By varying the rotational speed of the motor shaft of the motor 3, the speed at which the piston stem 18 moves is varied, thereby varying the flow rate of water into and out of the water inlet 16, and the amount of water ejected from the piston stem 18 and seal 17. The water return pipe 24 detects the flow rate of water returned from the water tank 1 to the water tank 15, and thus the waterproof property and fatigue life of the protective cover 9 can be obtained at different flow rates.

The pressure of water flowing through the water outlet pipe 22 is changed through the pressurizing valve 23, so that the water pressure in the water inlet device 16 is changed, and the waterproof property and the fatigue life of the protective sleeve 9 under different pressures are detected.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. A lag detection device, its characterized in that: comprises a water tank (1), a motor (3), a crank case (6) and a water tank (15), wherein a crank shaft (5) is arranged in the crank case (6), a motor shaft of the motor (3) is connected with the crank shaft (5) through a coupler (4), a connecting rod (7) is arranged on the crank shaft (5) in the crank case (6), an oil tank (2) is arranged above the water tank (1), an intermediate rod (8) is arranged in the oil tank (2) in a sliding manner, the left end of the intermediate rod (8) penetrates out of the oil tank (2) and is connected with the right end of the connecting rod (7), a protective sleeve (9) is arranged on the right side of the oil tank (2), the right end of the intermediate rod (8) penetrates through the protective sleeve (9), a detector (10) and an oil pump (11) are arranged on the water tank (1), an oil outlet pipe (12) is connected between the detector (10) and the oil tank (2), an oil pump (13) is connected between the oil pump (11) and the detector (10), an oil supply pipe (14) is connected between the oil pump (11) and the oil tank (2), a water inlet device (16) is arranged above the water tank (1), a piston (16) is arranged between the piston (18) and the piston (18), the left end of the piston column (18) penetrates out of the water inlet device (16) and is connected with the right end of the middle rod (8), a water suction pipe (19) and a water outlet pipe (22) are connected between the water inlet device (16) and the water tank (15), a water suction valve (20) is arranged at the joint of the water suction pipe (19) and the water inlet device (16), a water outlet valve (21) is arranged at the joint of the water inlet device (16) and the water outlet pipe (22), a water return pipe (24) is connected between the water tank (1) and the water tank (15), and the water suction valve (20) and the water outlet valve (21) are all check valves.

2. A protective sheath detection device according to claim 1, wherein: the water outlet pipe (22) is provided with a pressurizing valve (23), and the inside of the water inlet device (16) is provided with a pressure sensor (35).

3. A protective sheath detection device according to claim 1, wherein: the water inlet device is characterized in that a containing cavity (26) is arranged in the water inlet device (16), the piston column (18) is arranged at the left side position in the containing cavity (26), a water outlet (28) is arranged on the right side of the water inlet device (16), a water suction port (27) is arranged on the upper portion of the water inlet device (16), the containing cavity (26), the water suction port (27) and the water outlet (28) are communicated, the water outlet valve (21) is arranged in the water outlet (28), and the water suction valve (20) is arranged in the water suction port (27).

4. A protective sheath detection apparatus according to claim 3, wherein: the water suction valve (20) comprises a mounting frame (31) arranged in a water suction port (27), a valve rod (32) is arranged in the mounting frame (31) in a penetrating manner, a valve block (29) and a limiting block (33) are respectively connected to the upper end and the lower end of the valve rod (32), a sealing step (30) matched with the valve block (29) is arranged in the water suction port (27), a spring (34) is sleeved on the valve rod (32), the upper end of the spring (34) is connected with the lower portion of the mounting frame (31), and the lower end of the spring (34) is connected with the upper portion of the limiting block (33).

5. A protective sheath detection device according to claim 1, wherein: the water return pipe (24) is provided with a flowmeter (25), and the flowmeter (25) is a turbine flowmeter.