CN218760169U

CN218760169U - Sand prevention filtration equipment and vehicle

Info

Publication number: CN218760169U
Application number: CN202222675501.2U
Authority: CN
Inventors: 许珂玲
Original assignee: Great Wall Motor Co Ltd
Current assignee: Great Wall Motor Co Ltd
Priority date: 2022-10-11
Filing date: 2022-10-11
Publication date: 2023-03-28
Anticipated expiration: 2032-10-11

Abstract

The application discloses sand prevention filtering equipment which is communicated with an air filter and comprises an airflow accelerating device and a filtering device connected with the airflow accelerating device, wherein the airflow accelerating device is used for accelerating the flowing speed of air entering the filtering device; the filter device comprises a shell and one or more separating pieces, wherein the shell is provided with a separating cavity, an air inlet communicated with the separating cavity and an air outlet communicated with the separating cavity; the separating piece is fixedly connected with the shell and arranged in the separating cavity, the separating piece is of a spiral structure, and a gap is formed between the edge of the separating piece and the wall of the separating cavity. The service life of the air filter element can be effectively prolonged, and the replacement frequency of the air filter element is reduced.

Description

Sand prevention filtration equipment and vehicle

Technical Field

The application relates to the technical field of vehicle air intake systems, in particular to sand prevention filtering equipment and a vehicle.

Background

In the related art, an air cleaner of a vehicle is used for filtering air entering the vehicle, and based on the effect of the air cleaner, the service life of an air filter element in the air cleaner is generally short, and after the air filter element is used for a period of time, because a lot of dust and foreign matters exist on the air filter element, a new air filter element needs to be replaced for ensuring the power of an engine, but the replacement of the air filter element is troublesome.

SUMMERY OF THE UTILITY MODEL

The embodiment of the application provides a sand prevention filtration equipment, and its life-span that can effectively prolong air filter reduces air filter and changes the number of times.

In a first aspect, an embodiment of the present application provides a sand-prevention filtering apparatus, which is communicated with an air cleaner, and includes an airflow accelerating device and a filtering device connected to the airflow accelerating device, where the airflow accelerating device is used to accelerate the flow speed of air entering the filtering device; the filtering device includes:

a housing having a separation chamber, an air inlet in communication with the separation chamber, and an air outlet in communication with the separation chamber;

one or more separating parts, with casing fixed connection just locates the separation intracavity, the separating part is followed sand prevention filtration equipment's direction of height certainly the air inlet extremely the gas vent is the helical structure setting, the edge of separating part with be equipped with the clearance between the chamber wall in separation chamber.

According to the sand-proof filtering equipment based on the embodiment of the application, air enters the filtering device after being accelerated by the airflow accelerating device, the air flowing at a high speed flows along the separating piece with a spiral structure in the filter, the air and impurities in the air are subjected to the action of centrifugal force, the centrifugal force applied to the impurities with heavier weight is naturally larger under the condition that the centrifugal force applied to the air and the impurities is the same, so that the impurities are thrown onto the inner wall of the shell in the flowing process of the air along the separating piece with the spiral structure, and because a gap is reserved between the edge of the separating piece and the wall of the separating cavity, the impurities are collected to the bottom of the separating cavity under the action of gravity or the air flowing at a high speed after being thrown onto the wall of the separating cavity, so that the impurities are filtered in advance before entering the air filter, the workload of the air filter element is reduced, the service life of the air filter element is prolonged, and the replacement times of the air filter element are reduced.

In some embodiments of the present application, the separation chamber includes a first sub-separation chamber and a second sub-separation chamber that communicate with each other, the first sub-separation chamber communicates with the air inlet, the second sub-separation chamber communicates with the air outlet, the separator includes a first separator disposed in the first sub-separation chamber and a second separator disposed in the second sub-separation chamber.

Based on above-mentioned embodiment, the air enters into first sub-separation intracavity through the air inlet, is separated the impurity in the air and the air that enter into the separation chamber by first separator earlier, and the air enters into the impurity in air and the air again by second separator in the second sub-separation intracavity by first sub-separation chamber afterwards, so, realizes filtering twice the air that enters into the separation intracavity.

In some embodiments of the present application, the number of the second separating members is plural, and the plural second separating members are arranged at intervals in both a radial direction and a circumferential direction of the first separating member.

Based on the above-mentioned embodiment, a plurality of second separator can improve this sand prevention filtration equipment's filter effect.

In some embodiments of the present application, the first separating member is located below a plurality of the second separating members in a height direction of the sand control filtering apparatus.

Based on the above embodiment, because the first separating member filters the air entering into the filtering chamber first, that is, the first separating member filters the larger impurities in the air first, therefore, along the height direction of the sand-proof filtering apparatus, when the first separating member is located below the second separating member, the larger impurities separated first will fall to the bottom of the separating chamber, and will not affect the separation process of the second separating member, if along the height direction of the sand-proof filtering apparatus, the second separating member is located below the first separating member, the larger impurities separated by the first separating member still need to pass through the second sub-separating chamber when falling to the bottom of the separating chamber, at this moment, the larger impurities still mix into the air, that is, the second separating member needs to separate the larger impurities in the air again, not only negatively affect the work of the second separating member, but also cannot achieve twice separation of the impurities in the air and the air by the first separating member and the second separating member.

In some embodiments of the present application, the separating member includes a support rod and a spiral blade, one end of the support rod being connected with the housing; the helical blade is wound on the peripheral wall of the supporting rod.

Based on above-mentioned embodiment, the bracing piece is connected in order to realize the fixed connection of separator and casing with the casing, and the bracing piece is connected in order to realize the support to helical blade with helical blade, and helical blade separates air and the impurity in the air.

In some embodiments of the present application, along a height direction of the sand-proof filtering apparatus, the helical blade extends from one end of the connecting support rod to one end of the connecting support rod toward the bottom wall of the separation chamber.

Based on the above embodiment, the impurities separated by the helical blade may fall to the side of the helical blade far away from the bottom wall of the housing, and since the helical blade extends from the end of the connecting support rod toward the bottom wall of the separation chamber, the impurities falling to the side of the helical blade far away from the bottom wall of the housing automatically fall to the bottom of the separation chamber.

In some embodiments of the present application, the housing further has a dust collection port communicating with the separation chamber, and the sand-proof filtering apparatus further includes a dust collection member having a dust collection chamber, the dust collection member being detachably connected to the housing, and the dust collection chamber being communicated with the separation chamber through the dust collection port.

Based on above-mentioned embodiment, the dust collecting opening is used for discharging the separation chamber with the impurity that first separator and second separator separated, and dust collecting part sets up the dust collecting chamber and is used for collecting the impurity that first separator and second separator separated, and the user can regularly can collect the impurity in the piece and clear up.

In some embodiments of the present application, the dust collecting member is configured as a dust collecting canister that is sleeved with the first housing portion.

Based on above-mentioned embodiment, the dust collection piece sets up to cup joint the dust collection section of thick bamboo of first casing part, has realized dust collection piece and first casing part high-speed joint.

In some embodiments of the present application, the dust collection port is provided at the lowermost portion of the housing in a height direction of the sand control filter device.

Based on the above embodiment, the separated impurities will thus easily be discharged out of the separation chamber through the dust collection port after falling to the bottom of the separation chamber.

In a second aspect, an embodiment of the present application provides a vehicle, including:

an air intake system including an air cleaner,

the sand-proof filtering equipment is connected with the air inlet system, and an air outlet of the sand-proof filtering equipment is communicated with an air inlet of the air filter.

Based on the vehicle in this application embodiment, owing to have above-mentioned sand prevention filtration equipment, sand prevention filtration equipment filters the air that will enter into vehicle air intake system in advance, filters by the air cleaner in the air intake system afterwards again, has improved the filter effect to the air to and the maintenance number of times of having reduced the vehicle.

Based on this application embodiment's sand prevention filtration equipment, the air gets into in the filter equipment after the air current accelerating device accelerates, the air that flows at a high speed flows along the separator that is helical structure in the filter, air and the impurity in the air receive the centrifugal force effect, calculation formula F = am (F is centrifugal force, a is centripetal acceleration, m is object mass) according to centrifugal force, under the same circumstances of centripetal acceleration that air and impurity received, the centrifugal force that the impurity that weight is heavier receives is bigger naturally, so, get rid of the impurity on the inner wall of casing in the process that the air flows along the separator of helical structure, because leave the clearance between the chamber wall of separator's edge and separation chamber, consequently, impurity is collected to the bottom of separation chamber under the effect of gravity or the air that flows at a high speed after being got rid of on the chamber wall of separation chamber, so, filter in advance through the air before getting into air cleaner, in order to reduce air filter's work load, and then prolonged air filter's life and reduced air filter's change number.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

Fig. 1 is a schematic structural diagram of a sand-proof filtering apparatus in an embodiment of the present application.

Reference numerals are as follows: 10. an airflow accelerating device; 20. a filtration device; 21. a housing; 211. a separation chamber; 2111. A first sub-separation chamber; 2112. a second sub-separation chamber; 212. an air inlet; 213. an exhaust port; 214. a dust collection port; 22. a first separating member; 221. a support bar; 222. a helical blade; 23. a second separating member; 30. A dust collecting member; 31. a dust collection chamber; a. the radial direction of the shell; b. the circumferential direction of the shell; c. the height direction of the sand-proof filtering equipment.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application 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 present application and are not intended to limit the present application.

In the related art, the air cleaner of car is used for filtering the air of entering to the vehicle in, air filter in the air cleaner is designed into the air and can passes through, but foreign matter and particle can be blockked and can not pass through, air filter has certain life, after every use a period, there are a lot of impurity on the air filter and hinder the passing of air, and then reduce the air input of engine, and then cause engine power to descend, the oil-gas mixture is not in place, driving oil consumption increases, consequently, air filter's use needs regularly to maintain and change, but the action such as its maintenance change is too troublesome again, air filter's life is too short also a shortcoming.

In order to solve the above technical problem, referring to fig. 1, a first aspect of the present application provides a sand-proof filtering apparatus, which is communicated with an air cleaner and is capable of filtering air to be introduced into an air intake system of a vehicle in advance, so as to prolong the service life of an air filter element and reduce the number of times of replacing the air filter element.

In a first aspect, please refer to fig. 1, an embodiment of the present application provides a sand-proof filtering apparatus, which includes an airflow accelerating device 10 and a filtering device 20 connected to the airflow accelerating device 10, wherein the airflow accelerating device 10 is configured to accelerate a flow speed of air entering the filtering device 20; the filtering device 20 comprises a shell 21 and one or more separating pieces, wherein the shell 21 is provided with a separating cavity 211, an air inlet 212 communicated with the separating cavity 211 and an air outlet 213 communicated with the separating cavity 211; the separating piece is fixedly connected with the shell 21 and arranged in the separating cavity 211, the separating piece is arranged in a spiral structure from the air inlet 212 to the air outlet 213 along the height direction c of the sand-proof filtering equipment, and a gap is formed between the edge of the separating piece and the wall of the separating cavity 211.

The airflow accelerating device 10 is used for accelerating the flow rate of the air entering the separation chamber 211, and in some embodiments of the present application, the airflow accelerating device 10 is a high-speed fan. For the position of the airflow accelerating device 10 on the housing 21, the airflow accelerating device 10 can be located outside the housing 21 and connected to the housing 21, for example, a high speed fan is connected to the outer side wall of the housing 21 and covers the air inlet 212, and the airflow accelerating device 10 can also be located inside the housing 21 and connected to the housing 21, for example, a high speed fan is located inside the separation chamber 211 and connected to the chamber wall of the separation chamber 211.

The housing 21 is used for forming the separation cavity 211 and for connecting with the airflow accelerating device 10, the shape of the housing 21 is not limited in the embodiment of the present application, and any shape of the housing 21 can form the separation cavity 211, for example, a cylinder, a sphere, a rectangle, an irregular shape, or a combination of any shapes of the above; since the housing 21 serves to filter air and to support the first and second separating

members

22 and 23, the housing 21 is made of a wind-tight hard material, such as hard plastic, hard metal, and hard alloy. In addition, in order to reduce noise generated when air flows in the separation chamber 211, in some embodiments of the present application, the casing 21 is externally wrapped with a sound absorption layer made of porous sponge, foam, fiber, or the like, for example, a fiberboard, a sponge mat, and a foam board.

The separation cavity 211 is a filtering space so that the first separating part 22 and the second separating part 23 can separate air and impurities in the air in the separation cavity 211, and the shape, the size and the like of the separation cavity 211 are not limited in the embodiment of the application as long as the shape and the size of the separation cavity 211 can accommodate the first separating part 22 and the second separating part 23; to prevent the flow rate from decreasing after air enters the separation chamber 211, in some embodiments of the present application, only a 3mm to 5mm gap is left between the edge of the separator and the wall of the separation chamber 211.

The separating member is used for separating air in the separating cavity 211 from impurities in the air, and as the separating member is arranged in a spiral structure in the present application, for the specific structure of the separating member, in some embodiments of the present application, the separating member includes a support rod 221 and a spiral blade 222, the support rod 221 is connected with the casing 21, and the spiral blade 222 is wound around the peripheral wall of the support rod 221; in this way, the support rod 221 is connected to the casing 21 to realize the fixed connection between the separating member and the casing 21, the support rod 221 is connected to the helical blade 222 to realize the support of the helical blade 222, and the helical blade 222 separates the air and the impurities in the air. In order to prevent the separating member from being deformed by the impact of the high-speed airflow in the embodiments of the present application, in some embodiments of the present application, the separating member is made of a hard material, such as hard plastic, hard metal, and hard alloy.

The air inlet 212 is used for supplying air to enter the separation cavity 211, the air outlet 213 is used for supplying air to flow out of the separation cavity 211, the shape, size, forming process and the like of the air outlet 213 of the air inlet 212 are not limited in the embodiment of the application, and the air inlet 212 and the air outlet 213 with any shape and size can realize air entering and air discharging from the separation cavity 211.

Based on the sand-proof filtering device of the embodiment of the application, the air enters the filtering device 20 after being accelerated by the airflow accelerating device 10, the air flowing at a high speed flows along the separating parts which are all in the spiral structure in the filter, the air and the impurities in the air are subjected to the action of centrifugal force, the calculation formula F = am (F is the centrifugal force, a is the centripetal acceleration, and m is the mass of an object) according to the centrifugal force, and under the condition that the air and the impurities are subjected to the same centripetal acceleration, the centrifugal force to which the impurities with heavier weight are subjected is naturally larger, so that the impurities are thrown onto the inner wall of the shell 21 in the process that the air flows along the spiral separating parts, and because a gap is reserved between the edge of the separating part and the wall of the separating cavity 211, the impurities are collected to the bottom of the separating cavity 211 under the action of gravity or the air flowing at a high speed after being thrown onto the wall of the separating cavity 211, and thus, the air is filtered in advance before entering the air filter, so that the workload of the air filter element is reduced, the service life of the air filter element is prolonged, and the number of the replacement of the air filter element is reduced.

Referring to fig. 1, in some embodiments of the present application, the separation cavity 211 includes a first sub-separation cavity 2111 and a second sub-separation cavity 2112 which are communicated with each other, the first sub-separation cavity 2111 is communicated with the air inlet, the second sub-separation cavity 2112 is communicated with the air outlet 213, the separating member includes a first separating member 22 and a second separating member 23, the first separating member 22 is disposed in the first sub-separation cavity 2111, and the second separating member 23 is disposed in the second sub-separation cavity 2112.

The first sub-separation chamber 2111 and the second sub-separation chamber 2112 form the separation chamber 211, in some embodiments of the present application, the housing 21 includes a first housing portion having the first sub-separation chamber 2111 and a second housing portion connected to the first housing portion and having the second sub-separation chamber 2112, the first sub-separation chamber 2111 is provided as a cylindrical cavity corresponding to the first separation member 22 provided as a spiral structure.

The first separating member 22 and the second separating member 23 are used for separating air and impurities in the air, and since the first separating member 22 and the second separating member 23 are arranged in a spiral structure in the present application, in some embodiments of the present application, the first separating member 22 and the second separating member 23 are identical in shape and structure and are only different in size; with respect to the specific structure of the first separating member 22 and the second separating member 23, in some embodiments of the present application, the first separating member 22 includes a first support rod and a first helical blade, and the second separating member 23 includes a second support rod and a second helical blade, in combination with the above-mentioned difference in size of the first separating member 22 and the second separating member 23, which is embodied in that the length and diameter of the first support rod are different from those of the second support rod, and the thickness, diameter, pitch, length along the height of the sand control filtering apparatus, etc. of the first helical blade are different from those of the second helical blade.

In order to improve the filtering effect of the sand-proof filtering apparatus, referring to fig. 1, in some embodiments of the present application, the number of the second separating members 23 is multiple, and the multiple second separating members 23 are arranged at intervals along both the radial direction and the circumferential direction of the housing 21, so that the multiple second separating members 23 can improve the filtering effect of the sand-proof filtering apparatus.

Referring to fig. 1, in some embodiments of the present application, the first separating member 22 is located below the plurality of second separating members 23 along the height direction c of the sand-proof filtering apparatus, so that the air enters the separating cavity 211 through the air inlet 212 and is filtered by the first separating member 22, and then is filtered by the plurality of second separating members 23, so that the filtering effect of the sand-proof filtering apparatus is further improved by filtering the air twice.

Referring to fig. 1, in some embodiments of the present application, in the height direction c of the sand-proof filtering apparatus, the spiral vane 222 extends from the end of the connecting support rod 221 to the end away from the support rod 221 toward the bottom wall of the separation chamber 211, and since the spiral vane 222 extends from the end of the connecting support rod 221 to the end away from the support rod 221 toward the bottom wall of the separation chamber 211, impurities falling on the side of the spiral vane 222 away from the bottom wall of the housing 21 will automatically slide down to the bottom of the separation chamber 211; specifically, in the axial section of the first support rod, one side of the first helical blade close to the second separating member 23 forms an included angle with the axis of the first support rod; in the axial section of the second support bar, the side of the second helical blade away from the first separating member 22 forms an included angle with the axis of the second support bar, in an embodiment of the present application, the side of the first helical blade close to the second separating member 23 forms an included angle of 30 ° with the axis of the first support bar, and the side of the second helical blade away from the first separating member 22 forms an included angle of 30 ° with the axis of the second support bar, wherein the axial section refers to a plane of any shaft.

Referring to fig. 1, in some embodiments of the present application, the housing 21 further has a dust collection port 214 communicating with the separation chamber 211, the sand control filter apparatus further includes a dust collection member 30 having a dust collection chamber 31, the dust collection member 30 is detachably connected to the housing 21, and the dust collection chamber 31 communicates with the separation chamber 211 through the dust collection port 214.

The dust collection port 214 is used for discharging the foreign substances separated by the first and

second separating members

22 and 23 out of the separation chamber 211, and in some embodiments of the present application, the dust collection port 214 is provided in the first housing part and communicates with the first sub-separation chamber 2111; in order to facilitate the discharge of the foreign substances in the separation chamber 211 from the dust collection port 214 out of the separation chamber 211, in some embodiments of the present application, the dust collection port 214 is provided at the bottom wall of the first housing part, so that the foreign substances in the separation chamber 211 can be automatically discharged out of the separation chamber 211 from the dust collection port 214 and fall into the dust collection chamber 31 by gravity even when the sand control filter apparatus is stopped; to ensure that the dust collection port 214 can discharge the impurities in the separation chamber 211 out of the separation chamber 211 in time, in some embodiments of the present application, the dust collection port 214 occupies 1/3 of the area of the bottom wall of the first housing part. In addition, in the embodiment of the present application, the shape of the dust collecting port 214, the forming process, and the like are not limited, and the dust collecting port 214 having any shape can discharge the impurities in the separation chamber 211 out of the separation chamber 211.

The dust collecting part is used for constructing a dust collecting cavity 31, in some embodiments of the present application, the dust collecting part 30 is arranged as a dust collecting cylinder, the dust collecting cylinder is sleeved on the first shell part, the first shell part is arranged to be cylindrical in combination, the dust collecting cavity 31 is arranged to be a cylindrical cavity corresponding to the first shell part, and the inner wall of the dust collecting cavity 31 is abutted to the outer wall of the first shell part after the dust collecting cylinder is sleeved on the first shell part.

Referring to fig. 1, in some embodiments of the present application, the dust collection port 214 is disposed at the bottom of the housing 21 along the height direction c of the sand control filter device, so that the separated impurities can easily be discharged out of the separation chamber 211 through the dust collection port 214 and fall into the dust collection chamber 31 after falling to the bottom of the separation chamber 211.

In a second aspect, embodiments of the present application provide a vehicle including an air intake system including an air cleaner, and a sand-proof filter apparatus as above; the sand-proof filtering equipment is connected with the vehicle air inlet system, and an air outlet 213 of the sand-proof filtering equipment is communicated with an air inlet of the air filter.

Based on the vehicle in this application embodiment, owing to have above-mentioned sand prevention filtration equipment, sand prevention filtration equipment filters the air that will enter into vehicle air intake system in advance, is filtered by the air cleaner in the air intake system afterwards again, has improved the filter effect to the air to and reduced the maintenance number of times to the vehicle.

The same or similar reference numerals in the drawings of the present embodiment correspond to the same or similar components; in the description of the present application, it is to be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only for illustrative purposes and are not to be construed as limitations of the present patent, and specific meanings of the above terms may be understood by those skilled in the art according to specific situations.

The present invention is not intended to be limited to the particular embodiments shown and described, but is to be accorded the widest scope consistent with the principles and novel features herein disclosed.

Claims

1. A sand-proof filtering device is characterized in that the sand-proof filtering device is communicated with an air filter and comprises an airflow accelerating device and a filtering device connected with the airflow accelerating device, wherein the airflow accelerating device is used for accelerating the flowing speed of air entering the filtering device; the filtering device includes:

2. The sand control filter apparatus as claimed in claim 1, wherein the separation chamber comprises a first sub-separation chamber and a second sub-separation chamber which are communicated with each other, the first sub-separation chamber is communicated with the air inlet, the second sub-separation chamber is communicated with the air outlet, and the separating member comprises a first separating member provided in the first sub-separation chamber and a second separating member provided in the second sub-separation chamber.

3. The sand control filter apparatus as claimed in claim 2, wherein the second separating member is plural in number, and the plural second separating members are provided at intervals in both a radial direction and a circumferential direction of the housing.

4. The sand control filter apparatus as claimed in claim 2, wherein the first separating member is located below a plurality of the second separating members in a height direction of the sand control filter apparatus.

5. The sand control filter apparatus as claimed in claim 1, wherein the separating member comprises a support rod and a spiral blade, one end of the support rod being connected to the housing; the helical blade is wound on the peripheral wall of the supporting rod.

6. The sand control filter apparatus as claimed in claim 5, wherein the spiral vane is extended from an end of the connection support rod toward a bottom wall of the separation chamber from an end away from the support rod in a height direction of the sand control filter apparatus.

7. The sand control filter apparatus as claimed in claim 1, wherein said housing further has a dust collection port communicating with said separation chamber, said sand control filter apparatus further comprising a dust collection member having a dust collection chamber, said dust collection member being detachably connected to said housing, said dust collection chamber communicating with said separation chamber through said dust collection port.

8. The sand control filter apparatus as recited in claim 7 wherein said dust collecting element is provided as a dust collection canister that is nested in said housing bottom.

9. The sand control filter apparatus as claimed in claim 7, wherein the dust collection port is provided at the lowermost portion of the housing in a height direction of the sand control filter apparatus.

10. A vehicle, characterized by comprising:

an air intake system including an air cleaner,

the sand control filter apparatus as claimed in any one of claims 1 to 9, which is connected to the air intake system and an exhaust port of which communicates with an air intake port of the air cleaner.