CN217029134U

CN217029134U - Back-blowing air filter with ash collecting mechanism

Info

Publication number: CN217029134U
Application number: CN202220348085.2U
Authority: CN
Inventors: 耿守祯
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-07-22
Anticipated expiration: 2032-02-21

Abstract

The utility model relates to the field of filters, in particular to a back-blowing air filter of an ash collecting mechanism, which comprises a filter, an air inlet pipe and a back-blowing piece, wherein the filter comprises a filter shell, a filter element and an engine air inlet pipe; the air inlet pipe comprises an air inlet, an air inlet valve and a telescopic piece, the air inlet is communicated with the filter shell, the air inlet is provided with the air inlet valve and the telescopic piece, the base of the telescopic piece is hinged with the outer wall of the air inlet, and the telescopic end of the telescopic piece is hinged with the air inlet valve; the back-blowing piece comprises an air storage tank, a back-blowing explosion head and a back-blowing valve, the back-blowing explosion head is arranged in an air inlet pipe of the engine, an air outlet end of the back-blowing explosion head points to the inside of the filter element, an air inlet end of the back-blowing explosion head is communicated with the air storage tank, and the back-blowing valve is arranged at an air inlet end of the back-blowing explosion head. The disassembly is avoided, dust collection operation is realized while automatic back-blowing dust removal is realized, and the cleanness in the back-blowing dust removal operation process is improved.

Description

Back-blowing air filter with dust collecting mechanism

Technical Field

The utility model relates to the field of filters, in particular to the technical field of structures of a back-blowing type air filter with an ash collecting mechanism.

Background

The air filter is a necessary purification device for the working combustion air of the engine, the dust content of the air is high and low, the air inflow directly influences the combustion working efficiency of the engine, the vehicle runs in a running process, particularly in a high-dust-content environment, a large amount of dust is filtered by the air filter and adsorbed on the air filter element, the air inlet of the engine is not smooth, the engine is lack of oxygen and is not sufficient in combustion, the power of the vehicle is insufficient, the oil consumption is increased, the environment is polluted by black smoke emitted from tail gas, the normal work of the vehicle is influenced, therefore, the air filter element needs to be continuously maintained, cleaned and replaced regularly, the operating cost of the vehicle is increased, and the labor intensity of a driver is increased. Therefore, in order to solve the above problems, a large amount of dust blown back from various self-blowing type cleaning filters has been blown up to cause a large amount of air pollution in the atmosphere and deposit a large amount of dust on the vehicle itself and the engine.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a back-blowing type air filter with an ash collecting mechanism, which realizes the ash collecting operation while realizing the disassembly-free and automatic back-blowing ash removal and improves the cleanness in the back-blowing ash removal operation process.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the back-blowing air filter with the ash collecting mechanism comprises a filter, an air inlet pipe and a back-blowing piece, wherein the filter comprises a filter shell, a filter element and an engine air inlet pipe; the air inlet pipe comprises an air inlet, an air inlet valve and a telescopic piece, the air inlet is communicated with the filter shell, the air inlet is provided with the air inlet valve and the telescopic piece, the base of the telescopic piece is hinged with the outer wall of the air inlet, and the telescopic end of the telescopic piece is hinged with the air inlet valve; the back-blowing piece comprises an air storage tank, a back-blowing explosion head and a back-blowing valve, the back-blowing explosion head is arranged in an air inlet pipe of the engine, an air outlet end of the back-blowing explosion head points to the inside of the filter element, an air inlet end of the back-blowing explosion head is communicated with the air storage tank, and the back-blowing valve is arranged at an air inlet end of the back-blowing explosion head.

Furthermore, an ash collecting part is arranged beside the filter, the ash collecting part comprises an ash collecting bin, a material guide pipe and a material guide plate, the material guide plate is arranged at the bottom of the filter shell, the discharge end of the material guide plate is communicated with the feed end of the material guide pipe, and the discharge end of the material guide pipe is communicated with the ash collecting bin.

Further, the material guide plate is obliquely arranged.

The device further comprises a PLC controller, a display and a control button, wherein the display and the control button are respectively and electrically connected with the PLC controller; the telescopic piece and the blowback valve are respectively and electrically connected with the output control end of the PLC.

Further, set up first pressure sensor on the inside wall of filter shell, set up second pressure sensor on the inside wall of engine intake pipe, first pressure sensor and second pressure sensor respectively with the signal input part electrical connection of PLC controller.

Furthermore, the top of the ash collecting bin is provided with a dustproof air outlet, and the discharge outlet at the bottom of the ash collecting bin is provided with an ash discharging valve.

Compared with the prior art, the utility model can at least achieve one of the following beneficial effects:

1. this blowback deashing formula filter realizes exempting from to tear open, and when automatic blowback deashing, the deashing operation of realization collection has promoted the cleaning nature of blowback deashing operation in-process.

2. Set up the PLC controller through the setting, promoted the degree of automation of this filter.

Drawings

FIG. 1 is a schematic view of the present invention.

Fig. 2 is a schematic structural diagram of another view angle of the present invention.

Fig. 3 is a schematic diagram of another embodiment of the present invention.

Fig. 4 is a schematic structural diagram of fig. 2 from another view angle.

In the figure: 1-a filter; 11-a filter housing; 12-a filter element; 13-engine intake; 2, an air inlet pipe; 21-an air inlet; 22-an intake valve; 23-a telescoping member; 3, a back flushing part; 31-a gas storage tank; 32-a back-blowing blasting head; 33-a blowback valve; 4-collecting ash pieces; 41-ash collecting bin; 42-a material guide pipe; 43-a material guide plate; 44-dustproof air outlet holes; 45-ash discharge valve; 51-a first pressure sensor; 52-a second pressure sensor; 6-a PLC controller; 61-a display; 62-control buttons.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

Example 1:

as shown in fig. 1-4, the back-blowing air cleaner with an ash collecting mechanism comprises a cleaner 1, an air inlet pipe 2 and a back-blowing member 3, wherein the cleaner 1 comprises a cleaner housing 11, a filter element 12 and an engine air inlet pipe 13, the filter element 12 is arranged in the cleaner housing 11, and the engine air inlet pipe 13 is communicated with an air outlet end of the filter element 12; the air inlet pipe 2 comprises an air inlet 21, an air inlet valve 22 and a telescopic piece 23, the air inlet 21 is communicated with the filter shell 11, the air inlet valve 22 and the telescopic piece 23 are arranged at the air inlet 21, the base of the telescopic piece 23 is hinged with the outer wall of the air inlet 21, and the telescopic end of the telescopic piece 23 is hinged with the air inlet valve 22; the back-blowing member 3 comprises an air storage tank 31, a back-blowing explosion head 32 and a back-blowing valve 33, the back-blowing explosion head 32 is arranged in the air inlet pipe 13 of the engine, the air outlet end of the back-blowing explosion head 32 points to the inside of the filter element 12, the air inlet end of the back-blowing explosion head 32 is communicated with the air storage tank 31, and the air inlet end of the back-blowing explosion head 32 is provided with the back-blowing valve 33.

The gas storage tank 3 is connected with the original gas storage bag of the motor vehicle through a high-pressure gas pipe, the gas storage tank stores 0.7-0.8mpa of gas pressure to provide a gas source for back flushing, the expansion piece 23 can be a pneumatic expansion link or an electric expansion link, and the back flushing valve 33 can be an electromagnetic pulse valve.

When the engine works, the blowback valve 33 is closed, the air inlet valve 22 is opened, air enters the filter 1 through the air inlet 21, and after the air is filtered by the filter element 12, the filtered air enters the engine through the air inlet pipe 13 of the perforator to assist combustion and do work; along with the accumulation of operating time, the dust that adheres to on the 12 outer walls of filter core can be more and more, and lead to the air input of engine not enough, and at this moment, through control blowback valve 33, the high-pressure gas blowout in the gas holder 3 carries out the blowback to the filter core inner wall for the dust that adsorbs on 12 outer walls of filter core drops, realizes the blowback deashing operation to the filter core, realizes exempting from to tear open automatic deashing, convenient and fast.

Example 2:

as shown in fig. 1 to 4, the present embodiment optimizes the ash collection structure for the above-described embodiment.

In the back-blowing air filter with the ash collecting mechanism, an ash collecting part 4 is arranged beside the filter 1, the ash collecting part 4 comprises an ash collecting bin 41, a material guide pipe 42 and a material guide plate 43, the material guide plate 43 is arranged at the bottom of the filter shell 11, the discharge end of the material guide plate 43 is communicated with the feed end of the material guide pipe 42, and the discharge end of the material guide pipe 42 is communicated with the ash collecting bin 41. On the basis of the embodiment 1, after back flushing, dust falling from the outer wall of the filter element enters the material guide pipe 42 through the material guide plate 43 and then enters the dust collection bin 41 for collection, the dust is stored and cleaned regularly, the effectiveness of disassembly-free dust cleaning operation is improved, and the phenomenon that the filter element is easy to block due to the fact that the dust is accumulated at the bottom in the filter shell 11 is reduced; preferably, a valve is arranged on the material guiding pipe 42, the valve of the material guiding pipe 42 is opened only during the back flushing dust cleaning operation, and the valve of the material guiding pipe 42 is closed during the normal operation of the engine, so that the phenomenon that the air quantity entering the engine is insufficient due to the overflow of the air passing through the material guiding pipe 42 is reduced.

Example 3:

as shown in fig. 1-4, the guide plate structure is optimized for the above embodiment.

The guide plate 43 in the back-blowing air filter with the ash collecting mechanism is obliquely arranged. The inclined material guide plate 43 is arranged, so that dust can smoothly enter the material guide pipe 42 and the dust collecting bin 41 along with airflow in the process of back flushing and dust cleaning.

Example 4:

as shown in fig. 1 to 4, the present embodiment optimizes the control structure for the above-described embodiment.

The reverse blowing type air filter with the ash collecting mechanism also comprises a PLC (programmable logic controller) 6, a display 61 and a control button 62, wherein the display 61 and the control button 62 are respectively electrically connected with the PLC 6; the telescopic piece 23 and the blowback valve 33 are respectively and electrically connected with the output control end of the PLC 6. Manual control blowback operation in the driver's cabin is realized through PLC controller 6, can show filter element operating condition through display 61, and control button 62 is used for carrying out the manual control operation.

Example 5:

as shown in fig. 1 to 4, the present embodiment optimizes the automatic control structure for the above-described embodiment.

In the blowback air cleaner with the dust collecting mechanism, a first pressure sensor 51 is arranged on the inner side wall of the cleaner shell 11, a second pressure sensor 52 is arranged on the inner side wall of the engine air inlet pipe 13, and the first pressure sensor 51 and the second pressure sensor 52 are respectively electrically connected with the signal input end of the PLC 6. The pressure data inside and outside the filter element is transmitted to the PLC controller 6 for receiving and processing through the first pressure sensor 51 and the second pressure sensor 52, and the PLC controller judges whether the filter element needs back flushing cleaning operation or not according to whether the calculated pressure difference ratio reaches a critical value (a set value) or not, indicates a driver or automatically executes back flushing operation, and improves the automation degree of the operation.

Example 6:

as shown in fig. 1 to 4, for the above embodiments, the present embodiment optimizes the back-blowing ash-collecting structure.

In the back-blowing air filter with the ash collecting mechanism, a dustproof air outlet 44 is arranged at the top of the ash collecting bin 41, and an ash discharging valve 45 is arranged at a discharge outlet at the bottom of the ash collecting bin 41. The dustproof air outlet 44 is arranged, so that air can be smoothly discharged in the process of back-blowing ash removal operation, and dust leakage is reduced; and a dust discharging valve is arranged, so that dust in the dust collecting bin can be cleaned regularly.

Preferably, the filter 1 and the air storage tank 31 are coaxially arranged from top to bottom, as shown in fig. 2 and 4, so that the occupied space of the filter assembly can be effectively reduced, the disadvantage is that the air storage capacity in the air storage tank 31 can be reduced, and the air charging frequency is increased.

Although the utility model has been described with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope and spirit of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. Take blowback formula air cleaner of grey mechanism of collection, its characterized in that: the filter comprises a filter (1), an air inlet pipe (2) and a back flushing piece (3), wherein the filter (1) comprises a filter shell (11), a filter element (12) and an engine air inlet pipe (13), the filter element (12) is arranged in the filter shell (11), and the engine air inlet pipe (13) is communicated with an air outlet end of the filter element (12); the air inlet pipe (2) comprises an air inlet (21), an air inlet valve (22) and an expansion piece (23), the air inlet (21) is communicated with the filter shell (11), the air inlet valve (22) and the expansion piece (23) are arranged at the air inlet (21), the base of the expansion piece (23) is hinged with the outer wall of the air inlet (21), and the expansion end of the expansion piece (23) is hinged with the air inlet valve (22); the back-blowing piece (3) comprises an air storage tank (31), a back-blowing explosion head (32) and a back-blowing valve (33), the back-blowing explosion head (32) is arranged in an engine air inlet pipe (13), the air outlet end of the back-blowing explosion head (32) points to the inside of the filter element (12), the air inlet end of the back-blowing explosion head (32) is communicated with the air storage tank (31), and the back-blowing valve (33) is arranged at the air inlet end of the back-blowing explosion head (32).

2. The reverse-blowing air cleaner with an ash collecting mechanism of claim 1, wherein: the dust collecting device is characterized in that a dust collecting part (4) is arranged beside the filter (1), the dust collecting part (4) comprises a dust collecting bin (41), a material guide pipe (42) and a material guide plate (43), the material guide plate (43) is arranged at the bottom of the filter shell (11), the discharge end of the material guide plate (43) is communicated with the feed end of the material guide pipe (42), and the discharge end of the material guide pipe (42) is communicated with the dust collecting bin (41).

3. The blowback air cleaner with an ash collection mechanism of claim 2, wherein: the material guide plate (43) is obliquely arranged.

4. The reverse-blowing air cleaner with an ash collecting mechanism of claim 1, wherein: the device is characterized by also comprising a PLC (programmable logic controller) (6), a display (61) and a control button (62), wherein the display (61) and the control button (62) are respectively electrically connected with the PLC (6); the telescopic piece (23) and the blowback valve (33) are respectively and electrically connected with the output control end of the PLC (6).

5. The reverse blowing type air cleaner with an ash collecting mechanism according to claim 4, wherein: the filter comprises a filter shell (11), and is characterized in that a first pressure sensor (51) is arranged on the inner side wall of the filter shell (11), a second pressure sensor (52) is arranged on the inner side wall of an engine air inlet pipe (13), and the first pressure sensor (51) and the second pressure sensor (52) are respectively electrically connected with a signal input end of a PLC (programmable logic controller) (6).

6. The reverse-blowing air cleaner with an ash collecting mechanism of claim 2, wherein: the top of the ash collecting bin (41) is provided with a dustproof air outlet (44), and the discharge outlet at the bottom of the ash collecting bin (41) is provided with an ash discharging valve (45).