A high-speed cooling and lubrication device for an air expansion shaft
By designing a high-speed cooling and lubrication device for gas changxuan including water pump, spray nozzle and fan, the problems of uneven lubrication and unsatisfactory cooling and cooling effects in the prior art are solved, and efficient cooling and lubrication of gas changxuan during high-speed operation is achieved, and the service life is extended.
Patent Information
- Application Number
- CN202421739386.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-22
- Publication Date
- 2025-04-04
- Estimated Expiration
- 2034-07-22
AI Technical Summary
The existing gas-scaling shaft lubrication devices have problems of uneven lubrication and unsatisfactory cooling effects, especially during high-speed operation, which leads to rapid increase in the surface temperature of the gas-scaling shaft, intensified wear, and shortened service life.
A high-speed cooling and lubrication device for the gas expansion shaft is designed, including a water pump, water pipe, water tank, water outlet pipe, spray nozzle, fan, dustproof net, oil quantity regulator and oil tank. The cooling water is sprayed on the surface of the gas expansion shaft through the water pump, and the fan is used to blow cold air, combined with the uniform coating of lubricating oil, to achieve efficient cooling and lubrication.
This device can effectively reduce the friction between the gas expansion shaft and the bearing, reduce wear, make the gas expansion shaft more stable when running at high speed, improve the overall performance of the equipment, and extend the service life of the gas expansion shaft.
Smart Images
Figure CN222717961U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field related to air expansion shafts, in particular to a high-speed cooling and lubrication device for air expansion shafts. Background Art
[0002] An inflatable shaft is a special winding and unwinding shaft, that is, a shaft whose surface can be raised after being inflated with high pressure, and a shaft whose surface part quickly retracts after being deflated is called an inflatable shaft. It has various names, also called pneumatic shaft, expansion shaft, inflated shaft, inflatable roller, inflatable shaft, pressure shaft and inflatable roller, etc. Lubrication is often required when using an inflatable shaft. A lubrication device is a device that provides lubricating oil when the sewing machine is running. According to the different lubricating materials between the friction pairs, lubrication can be divided into fluid lubrication and solid lubrication. According to the different friction states between the friction pairs, lubrication can be divided into fluid lubrication and boundary lubrication. The lubrication state between fluid lubrication and boundary lubrication is called mixed lubrication, or partial elastic fluid dynamic pressure lubrication. In order to facilitate the use of lubrication for the inflatable shaft, a high-speed cooling and lubrication device for the inflatable shaft is particularly needed.
[0003] However, most of the existing air-expansion shaft lubrication devices have problems of uneven lubrication and unsatisfactory cooling effect. Especially under high-speed operation, the surface temperature of the air-expansion shaft will rise rapidly, and the traditional lubrication devices are often unable to cool and lubricate in time and effectively, resulting in increased wear of the air-expansion shaft and shortened service life. Utility Model Content
[0004] The purpose of the utility model is to provide a high-speed cooling and lubrication device for an air-expanding shaft to solve the problems of the existing air-expanding shaft lubrication devices proposed in the above-mentioned background technology. Most of the air-expanding shaft lubrication devices have the problems of uneven lubrication and unsatisfactory cooling effect. Especially under high-speed operation, the surface temperature of the air-expanding shaft will rise rapidly, and the traditional lubrication devices are often unable to cool and lubricate in time and effectively, resulting in the problem of increased wear of the air-expanding shaft and shortened service life.
[0005] To achieve the above object, the utility model provides the following technical solution: a high-speed cooling and lubrication device for an air expansion shaft, comprising a housing, a fixing block is fixedly connected to the lower surface of the housing, a cooling mechanism is arranged on the upper surface of the housing, and a fixing mechanism is arranged on one side surface of the fixing block;
[0006] The cooling mechanism includes a water pump, a water pipe, a water tank, a water outlet pipe, a spray nozzle, a fan, a dust net, an oil quantity regulator and an oil tank. The inner surface of the outer shell is fixedly connected to the water pump, the one side surface of the water pump is fixedly connected to the water pipe, one end of the water pipe is fixedly connected to the water tank, the one side surface of the water pump is fixedly connected to the water outlet pipe, the outer surface of the water outlet pipe is fixedly connected to the spray nozzle, the inner surface of the outer shell is fixedly connected to the fan, the outer surface of the fan is fixedly connected to the dust net, the upper surface of the outer shell is fixedly connected to the oil quantity regulator, and the upper surface of the oil quantity regulator is fixedly connected to the oil tank.
[0007] Preferably, the fixing mechanism includes a rotating shaft, a covering cover, bolts, a threaded shaft, a connecting shaft, a sealing ring and an air-expansion shaft; the inner surface of the fixing block is rotatably connected to the rotating shaft, the outer surface of the rotating shaft is fixedly connected to the covering cover, one side surface of the covering cover is fixedly connected to the bolts, the inner surface of the covering cover is fixedly connected to the threaded shaft, one side surface of the threaded shaft is fixedly connected to the connecting shaft, a sealing ring is provided on one side surface of the connecting shaft, and the outer surface of the connecting shaft is sleeved and fixed with an air-expansion shaft.
[0008] Preferably, a water delivery pipe is fixedly connected to one side surface of the water pump, and a water outlet pipe is fixedly connected to the other side surface of the water pump.
[0009] Preferably, the spray nozzles are provided in a plurality of groups, and the spray nozzles are distributed at equal intervals on the outer surface of the water outlet pipe.
[0010] Preferably, a dust screen is fixedly connected to one side surface of the shell, and adjustment knobs are provided on both side surfaces of the oil regulator.
[0011] Preferably, the rotating shaft and the cover form a rotating structure, and the cover forms a fixed structure with a fixing block via bolts.
[0012] Preferably, the threaded shaft and the connecting shaft are in an integrated structure, and the outer surface of the connecting shaft is in close contact with the inner surface of the inflatable shaft.
[0013] Compared with the prior art, the beneficial effects of the utility model are: this high-speed cooling and lubrication device for an air-expanding shaft can reduce the friction between the air-expanding shaft and the bearing, reduce wear, and make the air-expanding shaft more stable when running at high speed, thereby improving the overall performance of the equipment, so that the air-expanding shaft can be effectively cooled and lubricated when running at high speed, greatly improving its working efficiency and service life. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 This is a schematic diagram of the overall appearance structure of the utility model;
[0015] Figure 2 This is a schematic diagram of the cooling mechanism structure of the utility model;
[0016] Figure 3 This is a schematic diagram of the structure of the threaded shaft and the connecting shaft used in conjunction with each other in the utility model;
[0017] Figure 4 This is a schematic diagram of the structure of the rotating shaft and the sealing cover used in conjunction with each other in the utility model.
[0018] In the figure: 1. casing; 2. fixing block; 3. cooling mechanism; 301. water pump; 302. water pipe; 303. water tank; 304. water outlet pipe; 305. spray nozzle; 306. fan; 307. dust screen; 308. oil regulator; 309. oil tank; 4. fixing mechanism; 401. rotating shaft; 402. sealing cover; 403. bolt; 404. threaded shaft; 405. connecting shaft; 406. sealing ring; 407. inflation shaft. DETAILED DESCRIPTION
[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.
[0020] See also Figure 1-4 The utility model provides a technical solution: a high-speed cooling and lubrication device for an air expansion shaft, comprising a housing 1, a fixing block 2 is fixedly connected to the lower surface of the housing 1, a cooling mechanism 3 is arranged on the upper surface of the housing 1, and a fixing mechanism 4 is arranged on one side surface of the fixing block 2;
[0021] The cooling mechanism 3 includes a water pump 301, a water pipe 302, a water tank 303, a water outlet pipe 304, a spray nozzle 305, a fan 306, a dust screen 307, an oil regulator 308 and an oil tank 309. The inner surface of the housing 1 is fixedly connected to the water pump 301, one side surface of the water pump 301 is fixedly connected to the water pipe 302, one end of the water pipe 302 is fixedly connected to the water tank 303, one side surface of the water pump 301 is fixedly connected to the water outlet pipe 304, and the outer surface of the water outlet pipe 304 is fixedly connected to the outer surface of the water pump 301. The outer surface of the housing 1 is fixedly connected with a spray nozzle 305, the inner surface of the housing 1 is fixedly connected with a fan 306, the outer surface of the fan 306 is fixedly connected with a dustproof net 307, the upper surface of the housing 1 is fixedly connected with an oil regulator 308, and the upper surface of the oil regulator 308 is fixedly connected with an oil tank 309. Through the arrangement of the water pump 301, the water delivery pipe 302, the water tank 303, the water outlet pipe 304, the spray nozzle 305, the fan 306, the dustproof net 307, the oil regulator 308 and the oil tank 309, the first First, the water pump 301 draws cooling water from the water tank 303 through the water pipe 302. After pressurization, the water mist is sprayed on the surface of the air expansion shaft 407 through the water outlet pipe 304 and the spray nozzle 305 to form a thin water film, which takes away the heat generated when the air expansion shaft 407 is running, so as to achieve the purpose of cooling. At the same time, the fan 306 blows cold air to the surface of the air expansion shaft 407 through the protection of the dustproof net 307, further accelerating the heat loss, and blows the water mist to the air expansion shaft 407 to improve the cooling effect. The oil regulator 308 controls the lubricating oil in the oil tank 309 to pass through a specific oil circuit system according to actual needs, and evenly applies it to the surface of the air expansion shaft to play a role in lubrication and maintenance. This can not only reduce the friction between the air expansion shaft 407 and the bearing, reduce wear, but also make the air expansion shaft 407 more stable when running at high speed, improve the overall performance of the equipment, and enable the air expansion shaft 407 to be effectively cooled and lubricated when running at high speed, greatly improving its working efficiency and service life.
[0022] Furthermore, the fixing mechanism 4 includes a rotating shaft 401, a cover 402, a bolt 403, a threaded shaft 404, a connecting shaft 405, a sealing ring 406 and an air expansion shaft 407. The inner surface of the fixing block 2 is rotatably connected with the rotating shaft 401, the outer surface of the rotating shaft 401 is fixedly connected with the cover 402, one side surface of the cover 402 is fixedly connected with the bolt 403, the inner surface of the cover 402 is fixedly connected with the threaded shaft 404, one side surface of the threaded shaft 404 is fixedly connected with the connecting shaft 405, one side surface of the connecting shaft 405 is provided with a sealing ring 406, and the outer surface of the connecting shaft 405 is sleeved with a fixed air expansion shaft 407. By setting the rotating shaft 401, the cover 402, the bolt 403, the threaded shaft 404, the connecting shaft 405, the sealing ring 406 and the gas expansion shaft 407, the gas expansion shaft 407 can be easily fixed and disassembled. When the gas expansion shaft 407 needs to be installed, the gas expansion shaft 407 only needs to be sleeved on the connecting shaft 405, and the cover 402 is rotated to make the threaded shaft 404 correspond to the threaded hole inside the shell 1 and tighten it. At the same time, the cover 402 is fixedly connected to the fixing block 2 by the bolt 403 to fix the gas expansion shaft 407. The setting of the sealing ring 406 effectively prevents the leakage of lubricating oil and ensures the stable operation of the equipment.
[0023] Furthermore, a water pipe 302 is fixedly connected to one side surface of the water pump 301, and a water outlet pipe 304 is fixedly connected to the other side surface of the water pump 301. Through the arrangement of the water pump 301, the transmission and circulation of water flow becomes more efficient and convenient.
[0024] Furthermore, a plurality of groups of spray nozzles 305 are provided, and the spray nozzles 305 are evenly spaced on the outer surface of the water outlet pipe 304. Through the provision of the spray nozzles 305, the water mist can be evenly distributed, ensuring that every corner of the irrigation area can be fully moisturized.
[0025] Furthermore, a dustproof net 307 is fixedly connected to one side surface of the housing 1, and adjustment knobs are provided on both side surfaces of the oil regulator 308. The dustproof net 307 can effectively prevent dust and debris from entering the device, thereby ensuring the normal operation of the device and extending its service life.
[0026] Furthermore, the rotating shaft 401 and the cover 402 form a rotating structure, and the cover 402 forms a fixed structure with the fixed block 2 through the bolt 403. Through the setting of the rotating shaft 401, the cover 402 can be flexibly opened and closed, which is convenient for repairing, cleaning or replacing parts of the equipment.
[0027] Furthermore, the threaded shaft 404 and the connecting shaft 405 are integrated into a structure, and the outer surface of the connecting shaft 405 is tightly fitted with the inner surface of the gas-expanding shaft 407. Through the setting of the connecting shaft 405, the gas-expanding shaft 407 and the threaded shaft 404 can be more stably connected together, thereby improving the structural strength and stability of the entire device.
[0028] Working principle: First, the water pump 301 draws cooling water from the water tank 303 through the water pipe 302. After pressurization, the water mist is sprayed on the surface of the air expansion shaft 407 through the water outlet pipe 304 and the spray nozzle 305 to form a thin water film, which takes away the heat generated by the operation of the air expansion shaft 407 to achieve the purpose of cooling. At the same time, the fan 306 blows cold air to the surface of the air expansion shaft 407 through the protection of the dustproof net 307, further accelerating the loss of heat, and blows the water mist to the air expansion shaft 407 to improve the cooling effect. The oil regulator 308 controls the lubricating oil in the oil tank 309 to pass through a specific oil circuit system according to actual needs, and evenly applies it to the surface of the air expansion shaft to play a role in lubrication and maintenance. It can not only reduce the friction between the gas expansion shaft 407 and the bearing and reduce wear, but also make the gas expansion shaft 407 more stable when running at high speed, improve the overall performance of the equipment, and enable the gas expansion shaft 407 to be effectively cooled and lubricated when running at high speed, greatly improving its working efficiency and service life. When the gas expansion shaft 407 needs to be installed, it only needs to be sleeved on the connecting shaft 405, and the cover 402 is rotated to make the threaded shaft 404 correspond to the threaded hole inside the shell 1 and tighten it. At the same time, the cover 402 is fixedly connected to the fixing block 2 by the bolt 403 to fix the gas expansion shaft 407. The setting of the sealing ring 406 effectively prevents the leakage of lubricating oil and ensures the stable operation of the equipment.
[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.
Claims
1. A high-speed cooling and lubrication device for an air-expanding shaft, comprising a housing (1), characterized in that: A fixing block (2) is fixedly connected to the lower surface of the shell (1), a cooling mechanism (3) is provided on the upper surface of the shell (1), and a fixing mechanism (4) is provided on one side surface of the fixing block (2); The cooling mechanism (3) comprises a water pump (301), a water pipe (302), a water tank (303), a water outlet pipe (304), a spray nozzle (305), a fan (306), a dust screen (307), an oil quantity regulator (308) and an oil tank (309); the inner surface of the housing (1) is fixedly connected to the water pump (301); one side surface of the water pump (301) is fixedly connected to the water pipe (302); one end of the water pipe (302) is fixedly connected to the water tank (303). A water outlet pipe (304) is fixedly connected to one side surface of the water pump (301), a spray nozzle (305) is fixedly connected to the outer surface of the water outlet pipe (304), a fan (306) is fixedly connected to the inner surface of the housing (1), a dust screen (307) is fixedly connected to the outer surface of the fan (306), an oil regulator (308) is fixedly connected to the upper surface of the housing (1), and an oil tank (309) is fixedly connected to the upper surface of the oil regulator (308).
2. The high-speed cooling and lubrication device for an air-expansion shaft according to claim 1, characterized in that: The fixing mechanism (4) comprises a rotating shaft (401), a cover (402), a bolt (403), a threaded shaft (404), a connecting shaft (405), a sealing ring (406) and an air expansion shaft (407); the inner surface of the fixing block (2) is rotatably connected to the rotating shaft (401); the outer surface of the rotating shaft (401) is fixedly connected to the cover (402); one side surface of the cover (402) is fixedly connected to the bolt (403); the inner surface of the cover (402) is fixedly connected to the threaded shaft (404); one side surface of the threaded shaft (404) is fixedly connected to the connecting shaft (405); a sealing ring (406) is provided on one side surface of the connecting shaft (405); and the outer surface of the connecting shaft (405) is sleeved and fixed with the air expansion shaft (407).
3. The high-speed cooling and lubrication device for an air-expansion shaft according to claim 1, characterized in that: A water delivery pipe (302) is fixedly connected to one side surface of the water pump (301), and a water outlet pipe (304) is fixedly connected to the other side surface of the water pump (301).
4. The high-speed cooling and lubrication device for an air-expansion shaft according to claim 1, characterized in that: The spray nozzles (305) are provided in multiple groups, and the spray nozzles (305) are distributed at equal intervals on the outer surface of the water outlet pipe (304).
5. The high-speed cooling and lubrication device for an air-expansion shaft according to claim 1, characterized in that: A dust screen (307) is fixedly connected to one side surface of the housing (1), and adjustment knobs are provided on both side surfaces of the oil regulator (308).
6. The high-speed cooling and lubrication device for an air-expansion shaft according to claim 2, characterized in that: The rotating shaft (401) and the cover (402) form a rotating structure, and the cover (402) and the fixing block (2) form a fixing structure via bolts (403).
7. The high-speed cooling and lubrication device for an air-expansion shaft according to claim 2, characterized in that: The threaded shaft (404) and the connecting shaft (405) are in an integrated structure, and the outer surface of the connecting shaft (405) is tightly fitted with the inner surface of the air expansion shaft (407).