High efficiency dust removal diesel engine air filter housing

Abstract

The invention discloses a high-efficiency dust-exhausting diesel engine air filter housing, comprising: a lower housing, a plurality of blades are evenly arranged on the upper part of the outer side of the lower housing, the plurality of blades are arranged in a ring shape, and are inclined in the same direction; a filter element, the filter element is arranged inside the lower housing, and a shaft rod is arranged on the top of the filter element; an upper housing, a dust exhaust port is arranged on the side wall of the upper housing; a shaft hole is arranged on the top of the upper housing, the upper housing is buckled above the lower housing, and a gap is left with the edge of the lower housing; the shaft rod is inserted into the shaft hole and is rotatably connected with the shaft hole. The air filter housing of the invention has a good filtering effect, and the filter element is easy to replace and convenient to use.

Description

Technical Field

[0001] The invention relates to the technical field of air filters, and more particularly to a high-efficiency dust-exhausting diesel engine air filter housing. Background Art

[0002] The air filter is located in the engine intake system. It is composed of one or more filter components that clean the air. Its main function is to filter out harmful impurities in the air that is about to enter the cylinder to reduce the early wear of the cylinder, piston, piston ring, valve and valve seat. The filter protects the engine through filtering, and also improves the working efficiency of the engine. It is an indispensable part of the engine. However, the existing air filter only filters the air through the filter element, and the filtering effect is poor. In addition, the filtering efficiency of the filter element currently used is low.

[0003] Therefore, developing a high-efficiency dust removal diesel engine air filter housing with good filtering effect is an urgent problem to be solved by those skilled in the art. Summary of the invention

[0004] In view of this, the present invention provides a high-efficiency dust removal diesel engine air filter housing with good filtering effect.

[0005] In order to achieve the above object, the present invention adopts the following technical solution:

[0006] High efficiency dust removal diesel engine air filter housing, including:

[0007] A lower shell, wherein a plurality of blades are evenly arranged on the upper portion of the outer side surface of the lower shell, the plurality of blades are arranged in a ring shape and are inclined in the same direction;

[0008] A filter core part, wherein the filter core part is arranged inside the lower housing, and a shaft rod is arranged on the top of the filter core part;

[0009] An upper shell body, a dust exhaust port is provided on the side wall of the upper shell body; an axial hole is provided on the top of the upper shell body, the upper shell body is inverted on the top of the lower shell body, and a gap is left between the upper shell body and the edge of the lower shell body; the shaft rod is passed through the axial hole and is rotatably connected to the axial hole.

[0010] The beneficial effect of adopting the above technical solution is that in the present invention, the lower shell rotates relative to the upper shell, and during the rotation, gas enters from the blades to generate airflow, and the dust in the air entering the upper shell will be discharged through the dust exhaust port, and the dust will be preliminarily filtered to improve the filtering effect.

[0011] Preferably, the filter element portion comprises: a filter element and a top cover, the top cover is placed on the top of the filter element, and the shaft is arranged on the top of the top cover.

[0012] Preferably, the filter element comprises: a first filter element, a second filter element, an upper cover, and a lower cover; the first filter element is sleeved on the outside of the second filter element, an air passage is provided in the middle of the second filter element, the upper cover and the lower cover are respectively provided at the two ends of the first filter element and the second filter element, and a first air hole for gas to pass through is provided in the middle of the lower cover. The setting of two layers of filter elements can improve the filtering effect of air.

[0013] Preferably, a plurality of concentric annular blocks are provided at the bottom of the upper cover and the top of the lower cover, and the first filter element and the second filter element are respectively inserted between two adjacent annular blocks, so that the first filter element and the second filter element are fixed more firmly between the upper cover and the lower cover.

[0014] Preferably, an annular hook is provided on the side wall of the upper cover.

[0015] Preferably, a plurality of connecting hooks are hinged on the side of the top cover, and the plurality of connecting hooks are evenly arranged and engaged with the annular hooks.

[0016] Preferably, a plurality of elastic pads are evenly arranged on the bottom surface of the top cover. When the upper cover is connected to the top cover, the top cover is pressed downward to reduce the distance between the top cover and the upper cover, making it easier to separate the connecting hook from the annular hook.

[0017] Preferably, a bracket is arranged on the top of the top cover, and the top of the bracket is connected to the shaft rod, so that the bracket makes the structure between the shaft rod and the top cover more stable.

[0018] Preferably, a plurality of plug-in blocks are provided at the bottom of the lower cover.

[0019] Preferably, a fixing seat is provided at the bottom end of the lower shell, a groove for inserting the lower cover is provided on the surface of the fixing seat, a plurality of plug-in slots for connecting the plug-in block are provided in the groove, a second air hole is provided in the middle of the groove, the second air hole extends downward through the bottom of the lower shell, and the second air hole is connected to the first air hole, so that the lower cover can be fixed more stably in the lower shell.

[0020] It can be seen from the above technical solutions that, compared with the prior art, the present invention discloses a high-efficiency dust removal type diesel engine air filter housing, which has the following beneficial effects:

[0021] (1) In the present invention, when the lower housing rotates relative to the upper housing, gas enters from the blades to generate airflow, and dust in the air in the upper housing is discharged through the dust exhaust port, thereby preliminarily filtering the dust and improving the filtering effect;

[0022] (2) Setting up two layers of filter elements can filter the air more effectively and provide a filtering effect;

[0023] (3) The connections between the top cover and the upper cover, and between the lower cover and the fixing seat can be disassembled to facilitate the replacement of the filter element. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on the provided drawings without paying creative work.

[0025] Figure 1 The accompanying drawing is a schematic structural diagram of a housing provided by the present invention;

[0026] Figure 2 The accompanying drawing is a schematic structural diagram of the upper housing provided by the present invention;

[0027] Figure 3 The accompanying drawing is a schematic structural diagram of the lower housing provided by the present invention;

[0028] Figure 4 The accompanying drawing is an exploded view of the internal structure of the lower shell provided by the present invention.

[0029] Among them, in the figure,

[0030] 1-lower housing;

[0031] 11-leaf;

[0032] 12-fixed seat;

[0033] 121 - groove; 122 - plug-in slot; 123 - second air hole;

[0034] 2-Filter element;

[0035] 21- shaft;

[0036] 22-filter element;

[0037] 221-first filter element;

[0038] 222-second filter element;

[0039] 2221- Air channel;

[0040] 223-Upper cover;

[0041] 2231-annular hook;

[0042] 224-lower cover;

[0043] 2241-first air hole; 2242-plug-in block;

[0044] 225- annular stopper;

[0045] 23-top cover;

[0046] 231-connecting hook; 232-elastic pad;

[0047] 24-Stand;

[0048] 3- upper shell;

[0049] 31-dust exhaust port; 32-shaft hole. DETAILED DESCRIPTION

[0050] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0051] The embodiment of the present invention discloses a high-efficiency dust removal diesel engine air filter housing, comprising:

[0052] A lower shell 1, wherein a plurality of blades 11 are evenly arranged on the upper portion of the outer side surface of the lower shell 1, and the plurality of blades 11 are arranged in a ring shape and are inclined in the same direction;

[0053] The filter core part 2 is arranged inside the lower housing 1, and a shaft 21 is arranged on the top of the filter core part 2;

[0054] The upper shell 3 has a dust outlet 31 on its side wall; a shaft hole 32 is set on the top of the upper shell 3, and the upper shell 3 is inverted on the upper part of the lower shell 1, and a gap is left between the upper shell 3 and the lower shell 1; the shaft rod 21 is inserted into the shaft hole 32 and is rotatably connected to the shaft hole 32. Figure 1 , 2 As shown, there are multiple dust exhaust ports 31 evenly distributed on the surface of the upper shell 3, and the dust exhaust ports 31 face the air inlet of the blade 11, which is more convenient for discharging dust.

[0055] In order to further optimize the above technical solution, the filter element part 2 includes: a filter element 22 and a top cover 23 , the top cover 23 is placed on the top of the filter element 22 , and the shaft 21 is arranged on the top of the top cover 23 .

[0056] In order to further optimize the above technical solution, the filter element 22 includes: a first filter element 221, a second filter element 222, an upper cover 223, and a lower cover 224; the first filter element 221 is sleeved on the outside of the second filter element 222, and an air channel 2221 is provided in the middle of the second filter element 222. The upper cover 223 and the lower cover 224 are respectively provided at the two ends of the first filter element 221 and the second filter element 222, and a first air hole 2241 for gas to pass through is provided in the middle of the lower cover 224.

[0057] In order to further optimize the above technical solution, a plurality of concentric annular blocks 225 are provided at the bottom of the upper cover 223 and the top of the lower cover 224 , and the first filter element 221 and the second filter element 222 are respectively inserted between two adjacent annular blocks 225 .

[0058] In order to further optimize the above technical solution, an annular hook 2231 is provided on the side wall of the upper cover 223 .

[0059] In order to further optimize the above technical solution, a plurality of connecting hooks 231 are hinged on the side of the top cover 23 , and the plurality of connecting hooks 231 are evenly arranged and engaged with the annular hooks 2231 .

[0060] In order to further optimize the above technical solution, a plurality of elastic pads 232 are evenly disposed on the bottom surface of the top cover 23 .

[0061] In order to further optimize the above technical solution, a bracket 24 is disposed on the top of the top cover 23 , and the top of the bracket 24 is connected to the shaft 21 .

[0062] In order to further optimize the above technical solution, a plurality of plug-in blocks 2242 are provided at the bottom of the lower cover 224 .

[0063] In order to further optimize the above technical solution, a fixing seat 12 is provided at the bottom end of the lower housing 1, a groove 121 is provided on the surface of the fixing seat 12 for inserting the lower cover 224, a plurality of plug-in slots 122 are provided in the groove 121 for connecting the plug-in block 2242, a second air hole 123 is provided in the middle of the groove 121, the second air hole 123 extends downward through the bottom of the lower housing 1, and the second air hole 123 is connected to the first air hole 2241. It is convenient to remove the filter element 22 from the fixing seat 12, and to replace the filter element 22.

[0064] Usage process:

[0065] The plug-in block 2242 of the lower cover 224 is correspondingly plugged into the groove 121 of the fixing seat 12, and the top cover 23 is placed on the top of the upper cover 223, and the connecting hook 231 is rotated outward to open, and then the top cover 23 is pressed downward to squeeze the elastic pad 232, and then the connecting hook 231 is clamped with the annular hook 2231, and the top cover 23 is loosened. Under the action of the elastic force of the elastic pad 232, the connecting hook 231 and the annular hook 2231 are clamped, and the shaft rod 21 passes through the shaft hole 32 of the upper shell body 3, so that the upper shell body 3 is arranged above the lower shell body 1; when in use, the lower shell body 1 rotates, and wind enters from the blades 11. The dust entering the upper shell body 3 will be discharged through the dust exhaust port 31, and when the gas enters the filter element 22, it needs to pass through the first filter element 221 and the second filter element 222 in sequence, and then enter the air channel 2221, and then enter the diesel engine through the first air hole 2241 and the second air hole 123.

[0066] Embodiment 2:

[0067] The elastic pad 232 may be made of elastic materials such as springs and rubber; the diameter of the particles filtered by the first filter element 221 is greater than the diameter of the particles filtered by the second filter element 222. The first filter element 221 and the second filter element 222 may be made of PET polyester non-woven fabric.

[0068] The other technical solutions in Example 2 are the same as those in Example 1 and will not be described in detail here.

[0069] The various embodiments in this specification are described in a progressive manner, and each embodiment focuses on the differences from other embodiments. The same or similar parts between the various embodiments can be referenced to each other.

[0070] The above description of the disclosed embodiments enables one skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to one skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. High efficiency dust removal diesel engine air filter housing, characterized in that: include: A lower shell (1), wherein a plurality of blades (11) are evenly arranged on an upper portion of an outer side surface of the lower shell (1), the plurality of blades (11) forming a ring and being inclined in the same direction; A filter element portion (2), the filter element portion (2) being arranged inside the lower housing (1), and a shaft (21) being arranged on the top of the filter element portion (2); the filter element portion (2) comprising: a filter element (22) and a top cover (23), the top cover (23) being arranged on the top of the filter element (22); the filter element (22) comprising: a first filter element (221), a second filter element (222), an upper cover (223), and a lower cover (224); the first filter element (221) being sleeved on the outside of the second filter element (222), the second filter element (2 An air passage (2221) is provided in the middle of the top cover (22), the upper cover (223) and the lower cover (224) are respectively provided at the two ends of the first filter element (221) and the second filter element (222), and the middle of the lower cover (224) is provided with a first air hole (2241) for gas to pass through; an annular hook (2231) is provided on the side wall of the upper cover (223); a plurality of connecting hooks (231) are hingedly connected to the side of the top cover (23), and the plurality of connecting hooks (231) are evenly arranged and are engaged with the annular hook (2231); An upper shell (3), wherein a dust exhaust port (31) is provided on a side wall of the upper shell (3); an axial hole (32) is provided on the top of the upper shell (3); the upper shell (3) is inverted on the top of the lower shell (1) and a gap is left between the upper shell (3) and the edge of the lower shell (1); the shaft (21) is inserted into the shaft hole (32) and is rotatably connected to the shaft hole (32).

2. The high-efficiency dust removal diesel engine air filter housing according to claim 1, characterized in that: The shaft rod (21) is arranged on the top of the top cover (23).

3. The high-efficiency dust removal diesel engine air filter housing according to claim 1, characterized in that: A plurality of concentric annular stoppers (225) are provided at the bottom of the upper cover (223) and the top of the lower cover (224); the first filter element (221) and the second filter element (222) are respectively inserted between two adjacent annular stoppers (225).

4. The high-efficiency dust removal diesel engine air filter housing according to claim 2 or 3, characterized in that: A plurality of elastic pads (232) are evenly arranged on the bottom surface of the top cover (23).

5. The high-efficiency dust removal diesel engine air filter housing according to claim 4, characterized in that: A bracket (24) is arranged on the top of the top cover (23), and the top of the bracket (24) is connected to the shaft (21).

6. The high-efficiency dust removal diesel engine air filter housing according to claim 1 or 3, characterized in that: A plurality of plug-in blocks (2242) are provided at the bottom of the lower cover (224).

7. The high-efficiency dust removal diesel engine air filter housing according to claim 6, characterized in that: A fixing seat (12) is provided at the bottom end of the lower shell (1), a groove (121) for inserting the lower cover (224) is provided on the surface of the fixing seat (12), a plurality of plug-in slots (122) for connecting the plug-in block (2242) are provided in the groove (121), a second air hole (123) is provided in the middle of the groove (121), the second air hole (123) extends downwardly through the bottom of the lower shell (1), and the second air hole (123) is communicated with the first air hole (2241).

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