Multifunctional automatic lubricating device for travelling wheel bearing of crown block

Abstract

The utility model discloses a multifunctional crown block walking wheel bearing automatic lubricating device, which belongs to the technical field of bearing lubrication, and comprises an oil injection machine box, a control box and an oil injection assembly, the oil injection machine box is arranged at the top of a crown block tool car body, an oil tank is arranged inside the oil injection machine box, and the oil injection assembly is arranged outside the oil tank. The oil injection assembly comprises an air supply pipe, oil injection pipes, an air supply valve and a timing switch. Flowmeters are installed on the two oil injection pipes respectively. The lubricating device has the beneficial effects that the lubricating device is arranged on the crown block tool car body and is connected with the wheel bearing box through the oil filling pipe, so that the bearing can be filled with oil and lubricated, the air supply valve of the air supply pipe is controlled by the timing switch, and compressed air can be released at regular time to extrude lubricating oil in the oil tank; and the flowmeter is arranged on the oil injection pipe, so that the oil injection amount can be detected, and a worker can conveniently control the oil injection amount of the lubricating oil.

Description

Technical Field

[0001] The utility model relates to the technical field of bearing lubrication, in particular to a multifunctional automatic lubrication device for a traveling wheel bearing of a crane. Background Art

[0002] Multifunctional overhead crane plays an important role in the electrolysis workshop and is frequently used. Overhead crane, that is, crane, refers to a multi-action lifting machinery that vertically lifts and horizontally transports heavy objects within a certain range. It is also called a crane. In daily maintenance and servicing of lubricating coated walking wheel bearings, it is mainly relied on manual grease injection into the bearings on the overhead crane. This traditional method not only increases the intensity of manual labor but also fails to improve the utilization rate of equipment. At present, relevant automatic lubrication equipment can be installed on the overhead crane for lubrication.

[0003] In the prior art, most of the automatic lubricating devices for the traveling wheel bearings of overhead cranes have simple structures and can only add lubricating oil simply, which is not convenient for automatic addition of lubricating oil, and it is not convenient to control the amount of lubricating oil added. Its safety and practicality need to be improved. At the same time, a utility model with announcement number CN204823766U discloses a crane trolley traveling wheel lubricating device, including a traveling wheel body, the traveling wheel body is provided with a guide groove and an oil inlet nozzle, a dust plug is provided in the oil inlet nozzle, the oil inlet nozzle is connected with an oil inlet hole, the oil inlet hole is connected with an oil storage cavity, the oil storage cavity is provided with a sealing groove, and a sealing ring is provided in the sealing groove A transmission shaft is provided in the oil storage chamber, a sealing end cover is sleeved on the outer wall of the transmission shaft, the sealing end cover is connected to the walking wheel body by screws, an oil outlet nozzle is connected to the lower part of the oil storage chamber, an anti-leakage pad is provided in the oil outlet nozzle, the anti-leakage pad is connected with a fixing rod, the fixing rod is sleeved with a sealing gasket, the lower part of the oil outlet nozzle is connected with an oil outlet hole matched with the fixing rod, the oil outlet end of the oil outlet hole is connected with a fixing groove, a reset spring and a ball connected to the fixing rod through a thread are provided in the fixing groove, the lower end of the reset spring is connected to the ball, it is not convenient to control the addition of lubricating oil to the overhead crane walking wheel bearing at a timely and quantitative manner, and its safety and practicality need to be further improved. Utility Model Content

[0004] In order to overcome the problems that most of the automatic lubricating devices for overhead traveling wheel bearings in the prior art have simple structures, can only simply add lubricating oil, are not convenient for automatic addition of lubricating oil, and are not convenient for controlling the amount of lubricating oil added, and their safety and practicality need to be improved, the utility model provides a multifunctional automatic lubricating device for overhead traveling wheel bearings, comprising an oiling box, a control box and an oiling assembly, the oiling box is installed on the top of the body of the overhead traveling wheel tool vehicle, the control box is installed on the body at a position next to the oiling box, an oil tank is installed inside the oiling box, an oiling assembly is arranged outside the oil tank, the oiling assembly comprises an air supply duct, an oiling pipe, an air supply valve and a timing switch, the air supply duct is connected to the top of one side of the oil tank, two oiling pipes are connected to the bottom of the oil tank, the ends of the two oiling pipes away from the oil tank are respectively connected to the bearing boxes of the traveling wheels on the body, flow meters are respectively installed on the two oiling pipes, an air supply valve is arranged in the middle of the air supply duct, and the air supply valve is connected to the timing switch.

[0005] The lubrication device is installed on the body of the overhead crane tool car and connected to the wheel bearing box through an oil filling pipe. The bearing can be lubricated with oil under the action of the oil filling assembly. The air supply valve of the air supply pipe is controlled by a timing switch. The compressed gas can be released at a regular time to squeeze the lubricating oil in the oil tank, and the oil is discharged into the bearing box through the oil filling pipe, so as to facilitate automatic and rapid lubrication of the bearing, which greatly improves the use effect of the device. At the same time, a flow meter is set on the oil filling pipe to detect the oil filling amount, which is convenient for the staff to control the lubricating oil filling amount, further improving the practicability of the device.

[0006] Preferably, the timing switch and the air supply valve are respectively arranged in a control box, and the air supply duct passes through the control box, extends upward and is externally connected to an air compressor.

[0007] Preferably, oil filling valves are installed inside the oil filling machine box at positions on both sides of the oil tank, and the two oil filling valves are respectively connected to two oil filling pipes and located between two flow meters and the oil tank.

[0008] Preferably, a pressure detection and warning component is provided on the fuel tank, and the pressure detection and warning component includes an alarm and a pressure sensor. The alarm is installed on the top of the control box, and the pressure sensor is installed on the top of the fuel tank. The detection end of the pressure sensor is arranged on the inner wall of the fuel tank and is electrically connected to the alarm.

[0009] By installing a pressure warning component on the inner wall of the fuel tank, the pressure sensor can monitor the internal air pressure of the fuel tank. When the pressure is too high, an alarm can be sounded through the alarm to remind the staff to deal with it in time.

[0010] Preferably, the two oil filling pipes are respectively sleeved with protective sleeves on their exteriors, and the two ends of the protective sleeves are respectively connected to the side wall of the oil filling machine box and the upper surface of the vehicle body, and the material of the protective sleeves is stainless steel.

[0011] Preferably, spare valves are respectively installed in the middle of the two oil filling pipes.

[0012] Preferably, the side wall of the bearing box is provided with an oil filling joint and an internal thread is formed at the opening, the oil filling pipe is connected to the oil filling joint and a connecting thread matching the internal thread is provided at the connection.

[0013] The protective sleeve arranged outside the oil filling pipe can protect the oil filling pipe to avoid damage to the oil filling pipe. The oil filling pipe is connected to the oil filling joint of the bearing box through a connecting thread, which can facilitate the connection and assembly of the oil filling pipe.

[0014] Preferably, a replenishing pipe connected to the oil tank is installed on one side of the top of the oil filling machine box, and a top cover is provided on the top of the replenishing pipe.

[0015] Preferably, a display is installed on the front of the control box, and the display is electrically connected to the pressure sensor and the two flow meters.

[0016] Preferably, a reinforcing plate is provided on the outside of the oil tank, and a corrosion-resistant coating is provided on the inner wall of the oil tank.

[0017] By reinforcing the plate, the strength of the fuel tank can be improved, making it have good pressure resistance and damage resistance. By setting the corrosion-resistant coating on the inner wall of the fuel tank, its corrosion resistance can be improved, thereby increasing the service life of the fuel tank.

[0018] Beneficial effects:

[0019] The beneficial effects produced by adopting the technical solution of the utility model are as follows:

[0020] (1) The lubrication device is installed on the body of the overhead crane tool car and connected to the wheel bearing box through an oil filling pipe. The bearing can be lubricated by the oil filling assembly. The air supply valve of the air supply pipe is controlled by a timing switch, and compressed gas can be released at a fixed time to squeeze the lubricating oil in the oil tank, and then discharged into the bearing box through the oil filling pipe, so as to facilitate automatic and rapid lubrication of the bearing, greatly improving the use effect of the device. At the same time, a flow meter is set on the oil filling pipe to detect the oil filling amount, which is convenient for the staff to control the lubricating oil filling amount, further improving the practicality of the device.

[0021] (2) Through the pressure warning component installed on the inner wall of the fuel tank, the pressure sensor can monitor the internal air pressure of the fuel tank. When the pressure is too high, an alarm can be sounded through the alarm to remind the staff to deal with it in time.

[0022] (3) The protective sleeve disposed outside the oil filling pipe can protect the oil filling pipe and prevent the oil filling pipe from being damaged. The oil filling pipe is connected to the oil filling joint of the bearing box through a threaded connection, which can facilitate the connection and assembly of the oil filling pipe. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0024] Figure 1 This is a schematic diagram of the overall structure of the utility model multifunctional automatic lubrication device for the traveling wheel bearing of the overhead crane;

[0025] Figure 2 This is a schematic diagram of the internal connection structure of the utility model multifunctional automatic lubrication device for the traveling wheel bearing of the overhead crane;

[0026] Figure 3 It is a top view of the utility model multifunctional automatic lubrication device for the traveling wheel bearing of the overhead crane;

[0027] Figure 4 This is a schematic diagram of the connection structure of the oil pipe on the automatic lubrication device for the travel wheel bearing of the utility model;

[0028] Figure 5 The utility model is a schematic diagram of the internal structure of the upper oil tank of the multifunctional automatic lubrication device for the traveling wheel bearing of the overhead crane.

[0029] In the figure: 1. Car body; 2. Oil filling box; 3. Control box; 4. Travel wheel; 5. Bearing box; 6. Air supply duct; 7. Display; 8. Alarm; 9. Protective sleeve; 10. Supplementary pipe; 11. Top cover; 12. Oil filling pipe; 13. Oil tank; 14. Air supply valve; 15. Flow meter; 16. Oil filling connector; 17. Pressure sensor; 18. Timer switch; 19. Oil filling valve; 20. Spare valve; 21. Connecting thread; 22. Reinforcement plate; 23. Corrosion-resistant coating. DETAILED DESCRIPTION

[0030] In order to make the purpose, technical solutions and advantages of the embodiments of the utility model clearer, the technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is sought, but merely represents the selected embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0031] This embodiment installs the lubrication device on the body of the overhead crane tool vehicle and connects the wheel bearing box through the oil filling pipe. The bearing can be lubricated by the oil filling assembly. The air supply valve of the air supply pipe is controlled by the timing switch, and the compressed gas can be released regularly to squeeze the lubricating oil in the oil tank, and then discharged through the oil filling pipe and sent to the bearing box, so as to facilitate automatic and rapid lubrication of the bearing, greatly improving the use effect of the device. At the same time, a flow meter is set on the oil filling pipe to detect the oil filling amount, which is convenient for the staff to control the lubricating oil filling amount, further improving the practicality of the device. The specific implementation is as follows:

[0032] like Figures 1 to 5 As shown, a multifunctional automatic lubrication device for the bearing of the traveling wheel of the overhead crane comprises an oiling box 2, a control box 3 and an oiling assembly. The oiling box 2 is installed on the top of the body 1 of the overhead crane tool vehicle, and the control box 3 is installed on the body 1 at a position next to the oiling box 2. An oil tank 13 is installed inside the oiling box 2, and an oiling assembly is arranged outside the oil tank 13. The oiling assembly comprises an air supply duct 6, an oiling pipe 12, an air supply valve 14 and a timing switch 18. The air supply duct 6 is connected to the top of one side of the oil tank 13, and two oiling pipes 12 are connected to the bottom of the oil tank 13. The ends of the two oiling pipes 12 away from the oil tank 13 are respectively connected to the bearing boxes 5 of the traveling wheels 4 on the body 1, and flow meters 15 are respectively installed on the two oiling pipes 12. An air supply valve 14 is arranged in the middle of the air supply duct 6, and the air supply valve 14 is connected to the timing switch 18. The lubrication device is installed on the overhead crane tool vehicle body 1, and is connected to the bearing box 5 of the traveling wheel 4 through the oil filling pipe 12. The bearing can be lubricated with oil under the action of the oil filling assembly. The air supply valve 14 of the air supply duct 6 is controlled by the timing switch 18. The compressed gas can be released at a fixed time to squeeze the lubricating oil in the oil tank 13, and the lubricating oil is discharged into the bearing box 5 through the oil filling pipe 12, so as to automatically and quickly lubricate the bearing, thereby greatly improving the use effect of the device. At the same time, a flow meter 15 is arranged on the oil filling pipe 12 to detect the oil filling amount, so as to facilitate the staff to control the lubricating oil filling amount, thereby further improving the practicability of the device.

[0033] The timing switch 18 and the air supply valve 14 are respectively arranged in the control box 3. The air supply duct 6 extends upward through the control box 3 and is externally connected to an air compressor. The air supply valve 14 is controlled by the timing switch 18. The timed opening time of the air supply valve 14 can be set. After the air compressor is started, high-pressure gas can be released into the oil tank 13 at a regular time, thereby realizing automatic pneumatic addition of lubricating oil.

[0034] The interior of the oil filling box 2 is provided with oil filling valves 19 at both sides of the oil tank 13. The two oil filling valves 19 are respectively connected to the two oil filling pipes 12 and are located between the two flow meters 15 and the oil tank 13. The oil filling valves 19 can be started when oiling is performed, so as to facilitate the connection between the oil filling pipe 12 and the oil tank 13, so that the lubricating oil in the oil tank 13 can smoothly pass through the oil filling pipe 12 to the bearing box 5.

[0035] The fuel tank 13 is provided with a pressure detection and warning assembly, which includes an alarm 8 and a pressure sensor 17. The alarm 8 is installed on the top of the control box 3, and the pressure sensor 17 is installed on the top of the fuel tank 13. The detection end of the pressure sensor 17 is arranged on the inner wall of the fuel tank 13 and is electrically connected to the alarm 8. Through the pressure warning assembly arranged on the inner wall of the fuel tank 13, the pressure sensor 17 can monitor the internal air pressure of the fuel tank 13, and can send out an alarm through the alarm 8 when the pressure is too high, so as to remind the staff to deal with it in time.

[0036] The two oil filling pipes 12 are respectively sleeved with protective sleeves 9 on the outside, and the two ends of the protective sleeves 9 are respectively connected to the side wall of the oil filling box 2 and the upper surface of the vehicle body 1. The material of the protective sleeves 9 is stainless steel. By arranging the protective sleeves 9 on the outside of the oil filling pipes 12, the oil filling pipes 12 can be protected to prevent the oil filling pipes 12 from being damaged.

[0037] A backup valve 20 is respectively installed in the middle of the two oil filling pipes 12. Through the backup valve 20, the conduction of the oil filling pipe 12 can be manually controlled and can be used in emergency situations.

[0038] The side wall of the bearing box 5 is provided with an oil filling joint 16 and an internal thread is formed at the opening. The oil filling pipe 12 is connected to the oil filling joint 16 and a connecting thread 21 is provided at the connection to match the internal thread. The oil filling pipe 12 is connected to the oil filling joint 16 of the bearing box 5 through the connecting thread 21, which can facilitate the connection and assembly of the oil filling pipe 12.

[0039] A replenishing pipe 10 connected to the oil tank 13 is installed on one side of the top of the oil filling box 2, and a top cover 11 is provided on the top of the replenishing pipe 10. By opening the top cover 11, lubricating oil can be replenished into the oil tank 13 through the replenishing pipe 10.

[0040] A display 7 is installed on the front of the control box 3. The display 7 is electrically connected to the pressure sensor 17 and the two flow meters 15. The display 7 can display data such as pressure data and oil injection amount, which is convenient for staff to view and manage.

[0041] The outside of the oil tank 13 is provided with a reinforcing plate 22, and the inner wall of the oil tank 13 is provided with a corrosion-resistant coating 23. The reinforcing plate 22 can improve the strength of the oil tank 13, so that it has good pressure resistance and damage resistance, and the corrosion-resistant coating 23 provided on the inner wall of the oil tank 13 can improve its corrosion resistance, thereby improving the service life of the oil tank 13.

[0042] Working principle: The lubrication device is installed on the body of the overhead crane tool car, and connected to the wheel bearing box through the oil filling pipe. The bearing can be lubricated with oil under the action of the oil filling component. The air supply valve of the air supply duct is controlled by the timing switch. The air supply duct connected to the air compressor can be opened at a fixed time and high-pressure gas can be released to squeeze the lubricating oil in the oil tank. The lubricating oil can be discharged through the oil filling pipe and sent to the bearing box, so as to automatically and quickly lubricate the bearing, which greatly improves the use effect of the device. At the same time, a flow meter is set on the oil filling pipe to detect the oil filling amount, which is convenient for the staff to control the lubricating oil filling amount, further improving the practicality of the device. Through the pressure warning component set on the inner wall of the oil tank, the pressure sensor can monitor the internal air pressure of the oil tank. When the pressure is too high, an alarm can be sounded through the alarm to remind the staff to deal with it in time. The protective sleeve set on the outside of the oil filling pipe can protect the oil filling pipe to avoid damage to the oil filling pipe. The oil filling pipe is connected to the oil filling joint of the bearing box through a connecting thread, which can facilitate the connection and assembly of the oil filling pipe.

[0043] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A multifunctional automatic lubrication device for the traveling wheel bearing of an overhead crane, characterized in that: The invention comprises an oil filling box (2), a control box (3) and an oil filling assembly. The oil filling box (2) is installed on the top of a vehicle body (1) of an overhead crane tool vehicle. The control box (3) is installed on the vehicle body (1) at a position beside the oil filling box (2). An oil tank (13) is installed inside the oil filling box (2). An oil filling assembly is arranged outside the oil tank (13). The oil filling assembly comprises an air supply duct (6), an oil filling pipe (12), an air supply valve (14) and a timer switch (18). The air supply duct (6) is connected to the top of one side of the oil tank (13), and the bottom of the oil tank (13) is connected to two oil filling pipes (12). The ends of the two oil filling pipes (12) away from the oil tank (13) are respectively connected to the bearing box (5) of the running wheel (4) on the vehicle body (1), and flow meters (15) are respectively installed on the two oil filling pipes (12). An air supply valve (14) is arranged in the middle of the air supply duct (6), and the air supply valve (14) is connected to the timing switch (18).

2. The multifunctional automatic lubrication device for the traveling wheel bearing of an overhead crane according to claim 1 is characterized in that: The timing switch (18) and the air supply valve (14) are respectively arranged in a control box (3); the air supply duct (6) passes through the control box (3), extends upward and is externally connected to an air compressor.

3. The multifunctional automatic lubrication device for the traveling wheel bearing of an overhead crane according to claim 1 is characterized in that: Oil filling valves (19) are installed inside the oil filling machine box (2) at positions on both sides of the oil tank (13), and the two oil filling valves (19) are respectively connected to the two oil filling pipes (12) and are located between the two flow meters (15) and the oil tank (13).

4. The multifunctional automatic lubrication device for the traveling wheel bearing of an overhead crane according to claim 1, characterized in that: The oil tank (13) is provided with a pressure detection and early warning component, the pressure detection and early warning component comprising an alarm (8) and a pressure sensor (17), the alarm (8) being installed on the top of the control box (3), the pressure sensor (17) being installed on the top of the oil tank (13), the detection end of the pressure sensor (17) being arranged on the inner wall of the oil tank (13) and being electrically connected to the alarm (8).

5. The multifunctional automatic lubrication device for the traveling wheel bearing of an overhead crane according to claim 1, characterized in that: The outsides of the two oil filling pipes (12) are respectively sleeved with protective sleeves (9), and the two ends of the protective sleeves (9) are respectively connected to the side wall of the oil filling machine box (2) and the upper surface of the vehicle body (1), and the material of the protective sleeves (9) is stainless steel.

6. The multifunctional automatic lubrication device for the traveling wheel bearing of an overhead crane according to claim 1, characterized in that: A spare valve (20) is respectively installed in the middle of the two oil injection pipes (12).

7. The multifunctional automatic lubrication device for the traveling wheel bearing of an overhead crane according to claim 1, characterized in that: The side wall of the bearing box (5) is provided with an oil filling joint (16) and an internal thread is formed at the opening; the oil filling pipe (12) is connected to the oil filling joint (16) and a connecting thread (21) matching the internal thread is provided at the connection.

8. The multifunctional automatic lubrication device for the traveling wheel bearing of an overhead crane according to claim 1, characterized in that: A replenishing pipe (10) connected to an oil tank (13) is installed on one side of the top of the oil filling machine box (2), and a top cover (11) is provided on the top of the replenishing pipe (10).

9. The multifunctional automatic lubrication device for the traveling wheel bearing of an overhead crane according to claim 4, characterized in that: A display (7) is installed on the front of the control box (3), and the display (7) is electrically connected to the pressure sensor (17) and the two flow meters (15).

10. The multifunctional automatic lubrication device for the traveling wheel bearing of an overhead crane according to claim 1, characterized in that: The outside of the oil tank (13) is provided with a reinforcing plate (22), and the inner wall of the oil tank (13) is provided with a corrosion-resistant coating (23).

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