CN217340690U

CN217340690U - Three-stage filtering air filter

Info

Publication number: CN217340690U
Application number: CN202122157917.0U
Authority: CN
Inventors: 彭安吉
Original assignee: Chongqing Langrun Electromechanical Co ltd
Current assignee: Chongqing Langrun Electromechanical Co ltd
Priority date: 2021-09-07
Filing date: 2021-09-07
Publication date: 2022-09-02
Anticipated expiration: 2031-09-07

Abstract

The utility model relates to a tertiary filtration air filter in the field of air filtration, including filter mechanism and connecting seat subassembly, be equipped with the mutual air flue in the connecting seat subassembly, filter mechanism includes first filter equipment and second filter equipment, first filter equipment installs the upper end at the connecting seat subassembly, the second filter equipment installs the lower extreme at the connecting seat subassembly, before work, open the buckle first, take out the oil storage cup, add the machine oil, install the oil storage cup back to the seal base, during operation, air enters from the air inlet, carry out the first level filtration through first filter core, the air after the filtration leads to the second air flue from the first air flue through the mutual air flue, then carry out the secondary filtration through the machine oil in the oil storage cup, when needing to follow the machine oil change, only need to open the buckle, then change can, lead to the foam filter core at last and carry out tertiary filtration, reach the purpose of improving the life and the filter effect of air filter, and finally, the gas is led to a gas outlet through a gas outlet channel.

Description

Three-stage filtering air filter

Technical Field

The utility model relates to an air filtration field, concretely relates to tertiary filtration air cleaner.

Background

The air filter mainly comprises a shell, an air filter base and a filter element, wherein the filter element is arranged in the air filter shell formed by the air filter cover and the air filter base, a cavity of the air filter is divided into an inner cavity and an outer cavity, usually, air inlet and air outlet of the air filter are arranged on the air filter base, and the air enters the outer cavity through an air inlet of the air filter, enters the inner cavity after being filtered by the filter element and is discharged from an air outlet of the air filter.

The filtering capacity of the air filter on the market is generally poor at present, and a single filter element is used for filtering, so that the filtering capacity is greatly reduced, a filtering medium is difficult to replace, and the air filter is very troublesome to disassemble.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving above defect, providing the empty filter of tertiary filtration, it can carry out the cubic when carrying out filtration, reduces the impurity in the air by a wide margin, has avoided abominable operational environment to reduce air cleaner's life and filter effect.

The utility model aims at realizing through the following mode:

a three-stage filtering air filter comprises a filtering mechanism and a connecting seat assembly, wherein an interactive air passage is arranged in the connecting seat assembly, the filtering mechanism comprises a first filtering device and a second filtering device, the first filtering device is arranged at the upper end of the connecting seat assembly, the second filtering device is arranged at the lower end of the connecting seat assembly, a first filter element, a sealing shell, a sealing nut and a first air passage are arranged on the first filtering device, an air inlet is arranged at the lower end of the sealing shell, the first filter element is arranged in the sealing shell, the second filtering device is provided with a buckle, an oil storage cup and a sealing base, a second air passage, a filter element support and an air outlet are arranged on the sealing base, the second air passage is in pipeline connection with the first air passage through the interactive air passage, the oil storage cup is arranged on the sealing base through the buckle, the second air passage is arranged above the oil storage cup, and a detachable second filter element is arranged above the filter element support, an air outlet channel is arranged above the second filter element and is connected with an air outlet through a pipeline.

In the above-mentioned explanation, as preferred scheme, all be equipped with the sealing washer between connecting seat subassembly and the filter mechanism, leakproofness when guaranteeing the air transmission prevents that the gas leakage from causing efficiency to lose.

In the above description, as a preferred scheme, the second filtering device is fixedly installed at the lower end of the connecting seat assembly through screws, and the second filtering device is simply and practically fixed by the screws and is more convenient and quicker to replace.

In the above description, as the preferred scheme, be equipped with the sealed pad between oil storage cup and the sealed base, guarantee the leakproofness during air transmission, prevent that the gas leakage from causing the efficiency to lose.

In the above description, it is preferable that the connecting seat assembly is provided with a screw rod engaged with the sealing nut to fix the sealing housing to the connecting seat assembly.

In the above description, the second filter element is preferably a foam filter element having a uniform structure, a narrow pore size distribution, and a high filtration efficiency.

The utility model has the advantages that: before the work, open the buckle earlier, take out the oil storage cup again, filling machine oil, install the oil storage cup back to sealing base again, in operation, the air gets into from the air inlet, carry out the first stage through first filter core and filter, the air after the filtration leads to the second air flue from first air flue through mutual air flue, then carry out the second grade through the machine oil in the oil storage cup and filter, when needing to follow the change machine oil, only need open the buckle, then change can, lead to the foam filter core at last and carry out tertiary filtration, reach the purpose that improves air cleaner's life and filter effect, lead to the gas outlet through the gas outlet channel at last.

Drawings

Fig. 1 is a schematic view of a front view angle according to an embodiment of the present invention;

fig. 2 is a perspective view of a main viewing angle according to an embodiment of the present invention;

the reference numeral is 1 respectively in the picture and is the connecting seat subassembly, 2 is first filter equipment, 3 is the second filter equipment, 4 is first filter core, 5 is seal shell, 6 is gland nut, 7 is first air flue, 8 is mutual air flue, 9 is the air inlet, 10 is seal base, 11 is the buckle, 12 is the oil storage cup, 13 is the second air flue, 14 is the filter core support, 15 is the gas outlet, 16 is the gas outlet, 17 is the second filter core, 18 is sealed the pad, 19 is the screw rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

In the embodiment, referring to fig. 1-2, the third-stage filtering air filter specifically implemented by the third-stage filtering air filter comprises a filtering mechanism and a connecting seat assembly 1, an interactive air passage 8 is arranged in the connecting seat assembly 1, a sealing ring is arranged between the connecting seat assembly 1 and the filtering mechanism, the sealing performance during air transmission is ensured, air leakage is prevented, efficiency loss is caused, the second filtering device 3 is fixedly installed at the lower end of the connecting seat assembly 1 through screws, the screws are used for fixing the second filtering device simply and practically, and the third-stage filtering air filter is convenient and rapid to replace.

In this embodiment, the filter mechanism includes first filter equipment 2 and second filter equipment 3, and first filter equipment 2 is installed in the upper end of connection seat subassembly 1, is equipped with first filter core 4, seal housing 5, gland nut 6 and first gas passage 7 on the first filter equipment 2, and the lower extreme of seal housing 5 is equipped with air inlet 9, and first filter core 4 is installed in seal housing 5, is equipped with on the connection seat subassembly 1 with 6 complex screw rods 19 of gland nut, fixes seal housing 5 on connection seat subassembly 1.

In this embodiment, the second filtering device 3 is installed at the lower end of the connection seat assembly 1, the second filtering device 3 is provided with a buckle 11, an oil storage cup 12 and a sealing base 10, the sealing base 10 is provided with a second air passage 13, a filter element support 14 and an air outlet 15, the second air passage 13 is in pipeline connection with the first air passage 7 through an interactive air passage 8, the oil storage cup 12 is installed on the sealing base 10 through the buckle 11, a sealing gasket 18 is arranged between the oil storage cup 12 and the sealing base 10 to ensure the sealing performance during air transmission and prevent efficiency loss caused by air leakage, the second air passage 13 is installed above the oil storage cup 12, a detachable second filter element 17 is installed above the filter element support 14, an air outlet passage 16 is arranged above the second filter element 17, the air outlet passage 16 is in pipeline connection with the air outlet 15, the second filter element 17 is a foam filter element, and has a uniform structure, narrow pore size distribution and high filtering efficiency.

This embodiment, before the work, open buckle 11 earlier, take out oil storage cup 12 again, filling machine oil, install sealing base 10 back with oil storage cup 12 again, at the during operation, the air gets into from air inlet 9, carry out first order through first filter core 4 and filter, the air after the filtration leads to second air flue 13 from first air flue 7 through mutual air flue 8, then carry out the second grade through the machine oil in oil storage cup 12 and filter, when needs follow the change machine oil, only need open buckle 11, then change can, it carries out tertiary filtration to lead to the foam filter core at last, reach the mesh that improves air cleaner's life and filter effect, at last lead to gas outlet 15 through gas outlet 16.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and although the present invention is disclosed in the above description in terms of preferred embodiments, it is not intended to limit the present invention, and any person skilled in the art will be able to make any changes or modifications to equivalent embodiments without departing from the scope of the present invention, and all the technical solutions of the present invention are within the scope of the present invention.

Claims

1. Empty filter of tertiary filtration, including filtering mechanism and connection seat subassembly, its characterized in that: an interactive air passage is arranged in the connecting seat assembly, the filtering mechanism comprises a first filtering device and a second filtering device, the first filtering device is arranged at the upper end of the connecting seat assembly, the second filtering device is arranged at the lower end of the connecting seat assembly, the first filtering device is provided with a first filter element, a sealing shell, a sealing nut and a first air passage, the lower end of the sealing shell is provided with an air inlet, the first filter element is arranged in the sealing shell, the second filtering device is provided with a buckle, oil storage cup and seal base are equipped with second air flue, filter core support and gas outlet on the seal base, and the second air flue carries out the pipe connection through mutual air flue and first air flue, and the oil storage cup passes through the buckle to be installed on seal base, and the top at the oil storage cup is installed to the second air flue, and detachable second filter core is installed to the top of filter core support, and the top of second filter core is equipped with the gas outlet duct, and the gas outlet duct carries out the pipe connection with the gas outlet.

2. The three-stage filtration air filter according to claim 1, wherein: and sealing rings are arranged between the connecting seat assembly and the filtering mechanism.

3. The three-stage filtration air filter according to claim 1, wherein: the second filtering device is fixedly arranged at the lower end of the connecting seat component through screws.

4. The three-stage filtration air filter according to claim 1, wherein: and a sealing gasket is arranged between the oil storage cup and the sealing base.

5. The three-stage filtration air filter according to claim 1, wherein: and a screw rod matched with the sealing nut is arranged on the connecting seat assembly.

6. The three-stage filtration air filter according to claim 1, wherein: the second filter element is a foam filter element.