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CN-122006367-A - Multi-interface air filtering regulator and control method thereof

CN122006367ACN 122006367 ACN122006367 ACN 122006367ACN-122006367-A

Abstract

The invention belongs to the technical field of air filter regulators and discloses a multi-interface air filter regulator and a control method thereof, wherein the device comprises an air filter shell, the lower end of the air filter shell is fixedly connected with a bottom cover, the upper end of the air filter shell is fixedly connected with a top cover, a groove is arranged on the side wall of the air filter shell, an air channel control unit is arranged in the groove, a valve core and a valve seat are arranged in the air filter shell along the vertical direction, a piston and a piston ejector rod are arranged in the bottom cover, the piston ejector rod passes through one end of the valve seat to be abutted against the valve core, the other end of the piston ejector rod is fixedly connected with the piston, the air channel control unit and the air filter shell are integrally designed, and the air channel control unit is abutted with an air channel in the air filter shell by utilizing the space structure of the air filter shell, so that the air channel transmission path lifting response speed is shortened; the two reserved openings are respectively connected with the independent G area and the independent H area, so that the stability of an air source is ensured, and compared with a single output port, the air source can be provided for two different air utilization components at the same time, and the air utilization requirements of different equipment are met.

Inventors

  • ZHANG BIN
  • ZHANG HAITAO
  • Mao Jiangliang
  • JIA YONGQI
  • TIAN PEI
  • WANG ZIXUAN
  • YIN CHONGYI

Assignees

  • 陕西法士特齿轮有限责任公司

Dates

Publication Date
20260512
Application Date
20260304

Claims (10)

  1. 1. A multi-interface air cleaner regulator, characterized by: Including empty casing (28), the lower extreme fixedly connected with bottom (17) of casing (28) are strained to the sky, upper end fixedly connected with top cap (1), be provided with recess (29) on the lateral wall of casing (28) are strained to the sky, be provided with gas circuit control unit (24) in recess (29), be provided with case (15) and disk seat (10) along vertical direction in casing (28) are strained to the sky, be provided with piston (13) and piston ejector pin (14) in bottom (17), piston ejector pin (14) pass disk seat (10) one end and case (15) butt, the other end and piston (13) fixed connection.
  2. 2. A multi-interface air cleaner regulator according to claim 1, wherein: The air circuit control unit (24) comprises a push rod spring (20), a push rod cap (21) and a push rod (22), wherein the push rod spring (20) and the push rod (22) are arranged in a groove (29), one end of the push rod spring (20) is abutted to the air filter shell (28), the other end of the push rod spring is abutted to the push rod (22), and the push rod cap (21) is sleeved on the outer surface of the push rod (22) and is detachably connected with the air filter shell (28).
  3. 3. A multi-interface air cleaner regulator according to claim 1, wherein: one end of the valve core (15) far away from the piston ejector rod (14) is sequentially provided with a valve core spring (9) and a buckle (16), one end of the valve core spring (9) is fixedly arranged in the buckle (16), and the other end of the valve core spring is sleeved on the outer surface of the upper end of the valve core (15); The upper end of buckle (16) is provided with filter screen (3) and filter screen jump ring (2), filter screen jump ring (2) set up the surface at filter screen (3), with empty filter shell (28) fixed connection.
  4. 4. A multi-interface air cleaner regulator according to claim 1, wherein: The lower end of the piston (13) is sleeved with a piston spring (12), one end of the piston spring (12) is abutted with the piston (13), and the other end is abutted with a boss of the bottom cover (17); An overflow hole (19) is formed in the bottom wall of the bottom cover (17); the side wall of the bottom cover (17) is provided with a rib (27) fixedly connected.
  5. 5. A multi-interface air cleaner regulator according to claim 1, wherein: Two reserved openings (26) are formed in one side of the air path control unit (24), an output port (25) is formed in the other side of the air path control unit, and the reserved openings (26) and the output port (25) are fixedly connected with the air filter shell (28); An input port (4) is arranged on the top cover (1).
  6. 6. A multi-interface air cleaner regulator according to claim 1, wherein: the valve core (15) outside is provided with the connection shell, the connection shell passes through connecting piece and air filter housing (28) fixed connection, the connection shell is first connection shell, second connection shell, third connection shell and fourth connection shell in proper order along clockwise, first connection shell sets up on gas circuit control unit (24) right side, be provided with the through-hole on second connection shell, third connection shell and the fourth connection shell.
  7. 7. A multi-interface air cleaner regulator according to claim 2, wherein: The lower extreme of top cap (1) has set gradually top cap sealing washer (7) and top cap sealing washer (8), the internal surface of top cap (1) is provided with empty filter housing sealing washer (5), the surface of piston (13) is provided with piston sealing washer (11), ejector pin (22) surface is provided with ejector pin sealing washer (23).
  8. 8. A multi-interface air cleaner regulator according to claim 4, wherein: the outer surface of the boss of the bottom cover (17) is provided with a sponge (18).
  9. 9. A control method of a multi-interface air cleaner regulator according to any one of claims 1 to 8, comprising the steps of: the gas passes through the top cover (1) and enters the air filtering shell (28), and the gas channel on-off of the air filtering shell (28) is controlled by the gas channel control unit (24); the pressure of the gas in the air filter shell (28) is larger than a set value, the gas drives the piston (13) to move downwards, the valve core (15) is separated from the piston ejector rod (14), and the gas flows outwards through the bottom end of the bottom cover (17).
  10. 10. The method of controlling a multi-interface air cleaner regulator of claim 9, wherein: The valve core (15) is provided with a connecting shell at the outer side, wherein the connecting shell comprises a first connecting shell, a second connecting shell, a third connecting shell and a fourth connecting shell in sequence along the clockwise direction, and the first connecting shell is communicated with the fourth connecting shell through a gas circuit control unit (24) and is used for the circulation of gear shifting gas of the gearbox; two reserved openings (26) are formed in one side of the air path control unit (24), an output opening (25) is formed in the other side of the air path control unit, and the output opening (25) is used for being connected with a high-low gear switching valve body.

Description

Multi-interface air filtering regulator and control method thereof Technical Field The invention belongs to the technical field of air filter regulators, and relates to a multi-interface air filter regulator and a control method thereof. Background In various vehicles and equipment such as heavy-duty trucks, medium-light trucks, mining trucks, agricultural machinery and the like, a double-intermediate shaft mechanical transmission with a main box structure and an auxiliary box structure is adopted, and the auxiliary box structure is used for switching high and low gears so as to adapt to running and operation requirements under different working conditions. The existing mechanical gearbox gear shifting process comprises the steps that an air source firstly flows through an air filter to filter, impurities in air are removed, the filtered air is conveyed to an air channel control valve through a forming air pipe, the air channel control valve controls the on-off of an air channel of a gear shifting executing mechanism, the air adjusted by the air channel control valve is distinguished into high-low grade air channels through a high-low grade control valve, the air is finally conveyed to a high-low grade air cylinder of a secondary box, and gear switching is completed through extension and retraction of the air cylinder. However, the intermediate links in the gear switching process are more, the gas path transmission path is long, the nodes are complicated, the working state of the gas path is unstable, and in addition, additional cost loss can be generated when one part is added. Disclosure of Invention Aiming at the defects existing in the prior art, the invention aims to provide a multi-interface air filter regulator and a control method thereof. In order to achieve the above purpose, the present invention adopts the following technical scheme: The invention provides a multi-interface air filter regulator which comprises an air filter shell, wherein the lower end of the air filter shell is fixedly connected with a bottom cover, the upper end of the air filter shell is fixedly connected with a top cover, a groove is formed in the side wall of the air filter shell, an air path control unit is arranged in the groove, a valve core is arranged in the air filter shell along the vertical direction, a piston and a piston ejector rod are arranged in the bottom cover, the piston ejector rod passes through one end of a valve seat to be abutted against the valve core, and the other end of the piston ejector rod is fixedly connected with the piston. Further, the air circuit control unit comprises a push rod spring, a push rod cap and a push rod, wherein the push rod spring and the push rod are arranged in the groove, one end of the push rod spring is abutted with the air filter shell, the other end of the push rod spring is abutted with the push rod, and the push rod cap is sleeved on the outer surface of the push rod and is detachably connected with the air filter shell. Further, one end of the valve core, which is far away from the piston ejector rod, is sequentially provided with a valve core spring and a buckle, one end of the valve core spring is fixedly arranged in the buckle, the other end of the valve core spring is sleeved on the outer surface of the upper end of the valve core, the upper end of the buckle is provided with a filter screen and a filter screen clamp spring, and the filter screen clamp spring is arranged on the outer surface of the filter screen and fixedly connected with the air filter shell. Further, a piston spring is sleeved at the lower end of the piston, one end of the piston spring is abutted with the piston, the other end of the piston spring is abutted with a boss of the bottom cover, an overflow hole is formed in the bottom wall of the bottom cover, and a rib fixedly connected with the side wall of the bottom cover is arranged on the side wall of the bottom cover. Further, two reserved openings are formed in one side of the air path control unit, an output port is formed in the other side of the air path control unit, the reserved openings and the output port are fixedly connected with the air filter shell, and an input port is formed in the top cover. Further, the valve core outside is provided with the connection shell, the connection shell passes through connecting piece and empty casing fixed connection that strains, the connection shell is first connection shell, second connection shell, third connection shell and fourth connection shell in proper order along clockwise, first connection shell sets up on gas circuit control unit right side, be provided with the through-hole on second connection shell, third connection shell and the fourth connection shell. Further, top cap sealing washer and top cap sealing washer have been set gradually to the lower extreme of top cap, the internal surface of top cap is provided with empty filter housing sealing washer, the surface of piston is pro