CN217055419U

CN217055419U - Filter of large-drift-diameter exhaust passage

Info

Publication number: CN217055419U
Application number: CN202123444734.3U
Authority: CN
Inventors: 郭辉; 金文华; 何国正
Original assignee: Linhai Jiangnan Internal Combustion Engine Accessories Factory
Current assignee: Linhai Jiangnan Internal Combustion Engine Accessories Factory
Priority date: 2021-12-28
Filing date: 2021-12-28
Publication date: 2022-07-26
Anticipated expiration: 2031-12-28

Abstract

The utility model discloses a filter with a large-diameter exhaust passage, which comprises a filter cylinder and a filter element arranged in the filter cylinder, wherein the upper part of the filter cylinder is provided with a top cover, the top cover is provided with an air inlet end, the air inlet end is connected with an air inlet passage, the air inlet passage extends to the inside of the filter cylinder, a filter element mounting part is arranged in the filter cylinder, the filter element mounting part divides the inside of the filter cylinder into an exhaust cavity and a bottom cavity, the air inlet passage penetrates through the filter element and extends to the bottom cavity, a space is kept between the air inlet passage and the filter element to form an exhaust passage, a filter element fixing part is arranged between the filter element and the bottom of the filter cylinder, the exhaust cavity is connected with the exhaust end of the filter cylinder, the filter element mounting part divides the inside of the filter cylinder into the exhaust cavity and the bottom cavity, which is different from the narrow exhaust passage of the common filter, the cavity is clear, and a larger exhaust diameter is kept between the exhaust passage and the exhaust end through the arrangement of the exhaust cavity, the exhaust efficiency of the filter is accelerated.

Description

Filter of large-drift-diameter exhaust passage

Technical Field

The utility model belongs to the technical field of the internal-combustion engine accessory, concretely relates to big latus rectum exhaust passage's filter.

Background

The filter of internal combustion engine is an important part of internal combustion engine, and is used for filtering dust particles in air and making the clean air enter into cylinder of engine so as to ensure various performances of engine and make the engine normally run. In general internal combustion engine filters, the filter element is arranged in the filter cylinder, and the height of the filter element is consistent with that of the filter bottle, so that the exhaust passage is too narrow, the exhaust efficiency is low, and the normal use of the filter is not facilitated. In order to solve the problem, a filter with a large-diameter exhaust passage, which has a clear internal cavity of the filter cartridge and a smooth exhaust passage, needs to be provided.

SUMMERY OF THE UTILITY MODEL

The utility model solves the technical problem that the following technical scheme can be adopted to realize:

the utility model provides a big latus rectum exhaust passage's filter, including straining a section of thick bamboo and installing the filter core in straining a section of thick bamboo, it is equipped with the top cap to strain an upper portion, be equipped with the inlet end on the top cap, inlet passage is connected to the inlet end, inlet passage extends to strain a section of thick bamboo inside, strain and be equipped with the filter core installation department in the section of thick bamboo, the filter core installation department will strain a section of thick bamboo internal partitioning for exhaust chamber and bottom chamber, inlet passage runs through the filter core and extends to the bottom chamber, keep the interval and form exhaust passage between inlet passage and the filter core, the filter core with strain and be equipped with the filter core mounting between the bottom, the exhaust end of straining a section of thick bamboo is connected in the exhaust chamber.

Further, the filter element installation part is provided with an annular platform, an inclined plane part and a fitting part, the inclined plane part extends towards the lower part of the annular platform to form a filter element accommodating cavity, and the annular platform is provided with an exhaust through hole.

Further, the filter core mounting includes inner strut, stand and mount, and inner strut is contradicted with the inlet channel inner wall and is connected, and inner strut passes through the stand to be connected with the mount, the both ends and the filter core bottom fixed connection of mount.

Furthermore, a section of thick bamboo includes a first section of thick bamboo part and a second section of thick bamboo part of straining, and a first section of thick bamboo part is equipped with round mounting groove, and a second section of thick bamboo part is strained and is equipped with a plurality of withholding connecting portion all around the interval distribution.

Furthermore, the side surface of the first filter cylinder part is provided with an exhaust end, and the bottom of the second filter cylinder part is provided with a dust exhaust port.

Further, withhold connecting portion including withholding piece and fixing base, withholding piece both ends are articulated with the fixing base, and withholding piece can overturn from top to bottom and carry out the buckle with the mounting groove and be connected.

Further, strain a section of thick bamboo and be equipped with at least a set of staple bolt subassembly outward, the staple bolt subassembly includes hoop spare, bolt, nut and spring, and the pterygoid lamina of hoop spare is equipped with the through-hole respectively, and the bolt runs through the through-hole of pterygoid lamina, and the one end of bolt is located to the nut, and the spring is established to the bolt overcoat, and the staple bolt spare pterygoid lamina is contradicted to the nut other end that the bolt was contradicted to spring one end.

Furthermore, the hoop part is provided with an installation part used for being installed with the existing vehicle body.

Compared with the prior art, the utility model have following outstanding advantage and effect: the utility model discloses a filter core installation department's setting will be strained internal partitioning of drum and be exhaust chamber and bottom chamber, is different from the constrictive exhaust passage of general filter, and the messenger strains the inside cavity of drum and clearly shows, makes through setting up in exhaust chamber and is equipped with great exhaust latus rectum between exhaust passage and the exhaust end for the exhaust efficiency of filter.

The features of the present invention will be apparent from the drawings and from the detailed description of the preferred embodiments which follows.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the present invention;

fig. 3 is a schematic structural view of the filter cartridge of the present invention;

FIG. 4 is a bottom view of the filter cartridge and cartridge mounting portion of the present invention;

FIG. 5 is a schematic view of the filter cartridge mounting portion of the present invention;

fig. 6 is a schematic structural view of the hoop assembly of the present invention;

fig. 7 is a schematic structural view of the filter element fixing member of the present invention;

in the figure: 1. a filter cartridge; 11. an exhaust chamber; 12. a bottom chamber; 13. a first cartridge component; 131. mounting grooves; 132. an exhaust end; 14. a second cartridge component; 141. a dust exhaust port; 15. buckling and pressing the connecting part; 151. buckling and pressing parts; 152. a fixed seat; 2. a filter element; 3. a top cover; 31. an air inlet end; 4. a filter element mounting portion; 41. an annular table; 42. an inclined plane part; 43. a bonding section; 44. a filter element accommodating cavity; 45. an exhaust through hole; 5. an air intake passage; 6. an exhaust passage; 7. a filter element fixing member; 71. an inner bracket; 72. a column; 73. a fixed mount; 8. the hoop component; 81. a hoop member; 82. a bolt; 83. a nut; 84. a spring; 85. an installation part.

Detailed Description

In order to make the technical means, creation characteristics, achievement purpose and efficacy of the utility model easy to understand and understand, the utility model is further explained by combining with the specific figure below.

It should be noted that all directional indicators (such as up, down, left, right, front, back, forward, reverse) in the embodiments of the present invention are only used to explain the relative position relationship between the components in a specific posture (as shown in the drawings), the motion condition, etc., and if the specific posture is changed, the directional indicator is changed accordingly.

As shown in fig. 1 to 7, a filter with a large-diameter exhaust passage comprises a filter cartridge 1 and a filter element 2 installed in the filter cartridge 1, wherein a top cover 3 is arranged on the upper portion of the filter cartridge 1, an air inlet end 31 is arranged on the top cover 3, the air inlet end 31 is connected with an air inlet passage 5, the air inlet passage 5 extends into the filter cartridge 1, a filter element installation portion 4 is arranged in the filter cartridge 1, the interior of the filter cartridge 1 is divided into an exhaust cavity 11 and a bottom cavity 12 through the filter element installation portion 4, a large exhaust diameter is reserved between the exhaust passage 6 and an exhaust end 132 through the arrangement of the exhaust cavity 11, the exhaust efficiency of the filter is improved, the air inlet passage 5 penetrates through the filter element 2 and extends into the bottom cavity 12, a certain interval is reserved between the air inlet passage 5 and the filter element 2 to form the exhaust passage 6, a filter element fixing member 7 is arranged between the filter element 2 and the bottom of the filter cartridge 1, and the exhaust cavity 11 is connected with the exhaust end 132 of the filter cartridge 1.

Further, the filter element mounting portion 4 is provided with an annular table 41, an inclined plane portion 42 and a fitting portion 43, the inclined plane portion 42 extends below the annular table 41 to form a filter element accommodating cavity 44, the filter element accommodating cavity 44 is used for accommodating the top of the filter element 2, the annular table 41 is provided with an exhaust through hole 45, the exhaust through hole 45 is used for being connected with the exhaust cavity 11 to exhaust air, the diameter of the exhaust through hole 45 is larger than that of the air inlet channel 5, and the fitting portion 42 is tightly connected with the inside of the filter cartridge 1.

Further, the filter element fixing member 7 includes an inner support frame 71, a column 72 and a fixing frame 73, two ends of the inner support frame 71 are connected with the inner wall of the air inlet channel 5 in an abutting manner, the inner support frame 71 is connected with the fixing frame 73 through the column 72, two ends of the fixing frame 73 are fixedly connected with the bottom of the filter element 2, and the bottom of the fixing frame 73 is used for being connected and fixed with the filter cartridge 1.

Further, the filter cartridge 1 comprises a first filter cartridge part 13 and a second filter cartridge part 14, wherein the first filter cartridge part 13 is provided with a circle of mounting grooves 131, a plurality of buckling and pressing connecting parts 15 are distributed around the second filter cartridge part 14 at intervals, and the first filter cartridge part 13 and the second filter cartridge part 14 are assembled through the buckling and pressing connecting parts 15.

Further, the side of the first filter cartridge part 13 is provided with an air outlet 132, and the bottom of the second filter cartridge part 14 is provided with a dust outlet 141.

Further, withhold connecting portion 15 and include withhold piece 151 and fixing base 152, withhold piece 151 both ends and fixing base 152 are articulated, and withhold piece 151 can overturn from top to bottom and carry out the buckle with mounting groove 131 and be connected.

Further, it is equipped with at least a set of staple bolt subassembly 8 to strain a 1 outward, staple bolt subassembly 8 is including embracing hoop 81, the bolt 82, nut 83 and spring 84, the pterygoid lamina of staple bolt spare 81 is equipped with the through-hole respectively, bolt 82 runs through the through-hole of pterygoid lamina, the one end of bolt 82 is located to nut 83, spring 84 is established to the bolt 82 overcoat, the pterygoid lamina of hoop 81 is contradicted to the nut 83 other end that bolt 82 was contradicted to spring 84 one end, staple bolt subassembly 8 provides the pretension for bolt 82 through utilizing spring 84, it is inseparabler to make bolt 82 be connected with nut 83, difficult pine takes off, and spring 84 can also absorb vibrations, play shock-resistant effect.

Furthermore, the hoop member 81 is provided with a mounting portion 85 for mounting with the existing vehicle body, and the mounting portion 85 is provided with a mounting hole 851 so that the filter can be conveniently mounted with the existing vehicle body through the arrangement of the mounting hole 851.

The novel use process is as shown in fig. 2, air is fed from the air inlet end 31 of the top cover 3 and flows down to the bottom cavity 12 of the filter cartridge 2 along with the air inlet channel 5, air in the bottom cavity 12 is filtered by the filter element 2, the filtered air flows to the spacing area between the air inlet pipeline 5 and the filter element 2, namely the exhaust channel 6, the air in the exhaust channel 6 enters the exhaust cavity 11 along with the exhaust through hole 45, and finally is discharged from the exhaust end 132 on the side surface.

In combination with the above, the utility model discloses a filter core installation department's setting will be strained internal partitioning of drum and be exhaust chamber and bottom chamber, is different from the constrictive exhaust passage of general filter, makes to strain the inside cavity of drum clearly, makes through setting up in exhaust chamber and is equipped with great exhaust latus rectum between exhaust passage and the exhaust end for the exhaust efficiency of filter. The hoop component provides pre-tightening for the bolt by utilizing the spring, so that the bolt is more tightly connected with the nut and is not easy to loosen, and the spring can absorb shock and also plays a role in shock resistance.

It will be appreciated by those skilled in the art that the invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The embodiments disclosed above are therefore to be considered in all respects as illustrative and not restrictive. All changes which come within the scope of the invention or which are equivalent to the scope of the invention are embraced by the invention.

Claims

1. The utility model provides a filter of big latus rectum exhaust passage, includes and strains a section of thick bamboo (1) and install filter core (2) in straining a section of thick bamboo (1), it is equipped with top cap (3) to strain an upper portion of section of thick bamboo (1), be equipped with inlet end (31) on top cap (3), inlet end (31) are connected inlet channel (5), inlet channel (5) extend to strain inside a section of thick bamboo (1), its characterized in that: it is equipped with filter core installation department (4) in straining cartridge (1), filter core installation department (4) will strain cartridge (1) internal partitioning for exhaust chamber (11) and bottom chamber (12), inlet channel (5) run through filter core (2) and extend to bottom chamber (12), keep interval and form exhaust passage (6) between inlet channel (5) and filter core (2), be equipped with filter core mounting (7) between filter core (2) and the bottom of straining cartridge (1), exhaust chamber (11) are connected strain exhaust end (132) of cartridge (1).

2. A filter of a large-bore exhaust passage according to claim 1, wherein: filter core installation department (4) are equipped with cyclic annular platform (41), inclined plane portion (42) and laminating portion (43), inclined plane portion (42) extend and form a filter core holding chamber (44) toward cyclic annular platform (41) below, be equipped with exhaust through-hole (45) on cyclic annular platform (41).

3. A filter of a large-bore exhaust passage according to claim 1, wherein: filter core mounting (7) include inner strut (71), stand (72) and mount (73), inner strut (71) are contradicted with inlet channel (5) inner wall and are connected, inner strut (71) are connected with mount (73) through stand (72), the both ends and filter core (2) bottom fixed connection of mount (73).

4. A filter of a large-bore exhaust passage according to claim 1, wherein: the filter cartridge (1) comprises a first filter cartridge part (13) and a second filter cartridge part (14), wherein the first filter cartridge part (13) is provided with a circle of mounting grooves (131), and a plurality of buckling connection parts (15) are distributed around the second filter cartridge part (14) at intervals.

5. A filter of a large-bore exhaust passage according to claim 4, wherein: the side surface of the first filter cylinder part (13) is provided with an exhaust end (132), and the bottom of the second filter cylinder part (14) is provided with a dust exhaust port (141).

6. A filter of a large-bore exhaust passage according to claim 4, wherein: the buckling and pressing connecting part (15) comprises a buckling and pressing part (151) and a fixing seat (152), two ends of the buckling and pressing part (151) are hinged to the fixing seat (152), and the buckling and pressing part (151) can be turned over up and down to be in buckling connection with the mounting groove (131).

7. A filter of a large-bore exhaust passage according to claim 1, wherein: it is equipped with at least a set of staple bolt subassembly (8) outward to strain a section of thick bamboo (1), staple bolt subassembly (8) are including embracing hoop (81), bolt (82), nut (83) and spring (84), the pterygoid lamina of hoop (81) is equipped with the through-hole respectively, the through-hole of pterygoid lamina is run through in bolt (82), the one end of bolt (82) is located in nut (83), spring (84) are established to bolt (82) overcoat, the nut other end of spring (84) one end conflict bolt (82) is contradicted and is embraced hoop (81) pterygoid lamina.

8. A filter of a large-bore exhaust passage according to claim 7, wherein: and the hoop (81) is provided with an installation part (85) used for being installed with the existing vehicle body.