CN221107405U - Upper shell structure of air filter - Google Patents
Upper shell structure of air filter Download PDFInfo
- Publication number
- CN221107405U CN221107405U CN202420829790.3U CN202420829790U CN221107405U CN 221107405 U CN221107405 U CN 221107405U CN 202420829790 U CN202420829790 U CN 202420829790U CN 221107405 U CN221107405 U CN 221107405U
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- air outlet
- outlet pipe
- upper shell
- inner end
- bottom wall
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- 230000003014 reinforcing effect Effects 0.000 claims description 20
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000010354 integration Effects 0.000 claims 2
- 238000000034 method Methods 0.000 description 8
- 238000001746 injection moulding Methods 0.000 description 4
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
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- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model provides an upper shell structure of an air filter, which comprises an upper shell, wherein an air outlet pipe is integrally arranged on the side wall of the upper shell, the end part of the inner end of the air outlet pipe extends into the upper shell and enables the end part of the inner end of the air outlet pipe to be far away from the side wall of the upper shell, the axial direction of the air outlet pipe is arranged in parallel with the bottom wall of the upper shell, a boss is integrally arranged on the outer surface of the bottom wall of the upper shell, a groove is formed on the inner surface of the bottom wall of the upper shell at a position corresponding to the boss, and the bottom wall of the upper shell is made to have the same wall thickness; a matched boss and a groove are arranged on the bottom wall of the upper shell at a position corresponding to the inner end opening of the air outlet pipe, and the long direction of the groove is parallel to the axial direction of the air outlet pipe; the mode of the upper shell is enhanced by arranging a boss and a groove on the bottom wall of the upper shell at a position corresponding to the inner end opening of the air outlet pipe; and the long direction of the groove is parallel to the axial direction of the air outlet pipe, so that the normal die opening of the port at the inner end of the air outlet pipe is ensured.
Description
Technical Field
The utility model relates to an air filter, in particular to an upper shell structure of the air filter.
Background
The air filter comprises an upper shell and a lower shell which are in up-down butt joint, wherein the upper shell and the lower shell enclose a sealed cavity, a filter layer is arranged in the sealed cavity, a lower cavity is formed between the filter layer and the lower shell after the sealed cavity is separated by the filter layer, an upper cavity is formed between the filter layer and the upper shell, an air inlet pipe communicated with the lower cavity is integrally arranged on the lower shell, an air outlet pipe communicated with the upper cavity is arranged on the upper shell, air to be filtered enters the lower cavity through the air inlet pipe, then enters the upper cavity after being filtered by the filter layer, clean air is obtained, and finally the clean air is discharged through the air outlet pipe; wherein, for detecting air outlet volume of air cleaner, need set up gas flow rate measurement probe in the outlet duct, the length of outlet duct then needs to set up according to gas flow rate measurement probe's measurement requirement, leads to the length of outlet duct longer, because the restriction of installation space, need set up the outlet duct body of a part in the inside of last casing, the inner port that the outlet duct is located in the last casing is located the middle part of last casing, the concrete setting of outlet duct and last casing can see the last casing structure in the air cleaner of publication No. CN 214007374U.
When the upper shell is injection molded, in order to ensure that the upper shell has a good mode, a boss and/or reinforcing ribs are integrally arranged on the bottom wall of the upper shell, and the reinforcing ribs and the boss can influence the die opening at the inner end port of the air outlet pipe to a certain extent; in order to facilitate the opening of the air outlet pipe, as shown in fig. 1, a blank area 100 is provided on the inner and outer surfaces of the bottom wall of the upper housing 1 corresponding to the position of the inner end port of the air outlet pipe 2, and the blank area 100 is not provided with a boss and a reinforcing rib, but the overall mode of the upper housing is poor, and the product quality is affected.
Disclosure of utility model
Aiming at the problems in the prior art, the utility model provides an upper shell structure of an air filter, and aims to set a structure for enhancing the mode of the upper shell at the position on the bottom wall of the upper shell corresponding to the inner end opening of an air outlet pipe, and simultaneously ensure the normal die opening of the inner end opening of the air outlet pipe.
An upper shell structure of an air filter comprises an upper shell, wherein an air outlet pipe is integrally arranged on the side wall of the upper shell, the inner end part of the air outlet pipe extends into the upper shell and enables the inner end port of the air outlet pipe to be far away from the side wall of the upper shell, the axial direction of the air outlet pipe is parallel to the bottom wall of the upper shell, a boss is integrally arranged on the outer surface of the bottom wall of the upper shell, a groove is formed on the inner surface of the bottom wall of the upper shell at a position corresponding to the boss, and the bottom wall of the upper shell is made to be equal in wall thickness; a matched boss and a groove are arranged on the bottom wall of the upper shell at a position corresponding to the inner end opening of the air outlet pipe, and the long direction of the groove is parallel to the axial direction of the air outlet pipe.
The method further comprises the following steps: the grooves corresponding to the inner end ports of the air outlet pipes are first-class grooves, the grooves not corresponding to the inner end ports of the air outlet pipes are second-class grooves, and the first-class grooves and the second-class grooves are in one-to-one correspondence and are communicated with each other.
The method further comprises the following steps: the depth and width of the first type of grooves and the second type of grooves are the same.
The method further comprises the following steps: the reinforcing ribs are distributed on the inner surface of the upper shell, are of a plate-shaped structure, are positioned on the bottom wall of the upper shell and correspond to the reinforcing ribs at the inner end opening of the air outlet pipe, are perpendicular to the bottom surface of the upper shell, and are arranged in parallel with the axial direction of the air outlet pipe.
The method further comprises the following steps: the grooves corresponding to the inner end ports of the air outlet pipes are in one-to-one correspondence with the reinforcing ribs, and a reinforcing rib is arranged in each groove and on the central line along the length direction of each groove.
The method further comprises the following steps: the inner ring of the inner end opening of the air outlet pipe is of a round-corner structure.
The method further comprises the following steps: an outer ring of the port at the inner end of the air outlet pipe is integrally provided with a guide plate which is connected with a round corner structure.
The method further comprises the following steps: the position corresponding to the inner end part of the air outlet pipe on the bottom wall of the upper shell is upwards protruded to form a connecting table, the air outlet pipe is positioned in the middle of the top surface of the connecting table, the horizontal height of the top surface of the connecting table is equal to or higher than the horizontal height of the axis of the air outlet pipe, and one side surface of the connecting table is vertically flush with the inner end port of the air outlet pipe.
The method further comprises the following steps: the outer end part of the air outlet pipe is provided with a mounting seat, and the mounting seat is provided with a containing groove penetrating through the mounting seat and the side wall of the air outlet pipe.
The utility model has the beneficial effects that: the mode of the upper shell is enhanced by arranging a boss and a groove on the bottom wall of the upper shell at a position corresponding to the inner end opening of the air outlet pipe; and the long direction of the groove is parallel to the axial direction of the air outlet pipe, so that the normal die opening of the port at the inner end of the air outlet pipe is ensured.
Drawings
FIG. 1 is a schematic view of an upper shell in the prior art;
FIG. 2 is a schematic view of the internal structure of the upper housing of the present utility model;
FIG. 3 is a schematic view of the outer structure of the upper housing of the present utility model;
FIG. 4 is a schematic view of the upper shell in the present utility model in cross-section at the outlet duct;
FIG. 5 is a schematic view showing the structure of the air outlet pipe in the injection molding process.
Detailed Description
The present utility model will be described in detail with reference to the accompanying drawings. Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model. The terms left, middle, right, upper, lower, etc. in the embodiments of the present utility model are merely relative concepts or references to the normal use state of the product, and should not be construed as limiting.
An upper housing structure of an air cleaner, as shown in fig. 2 and 3, comprises an upper housing 1, an air outlet pipe 2 is integrally arranged on the side wall of the upper housing 1, a mounting seat 23 is arranged at the outer end part of the air outlet pipe 2, the mounting seat 23 is provided with a containing groove 231 penetrating through the mounting seat 23 and the side wall of the air outlet pipe 2, and as shown in fig. 5, the containing groove 231 is used for penetrating a gas flow rate measuring probe 300 for measuring the air flow rate in the air outlet pipe 2; the inner end part of the air outlet pipe 2 extends into the upper shell 1 and enables the inner end port of the air outlet pipe to be far away from the side wall of the upper shell 1, the axial direction of the air outlet pipe 2 is parallel to the bottom wall of the upper shell 1, in order to optimize the structure of the inner end port of the air outlet pipe 2, reduce the air inlet resistance of the inner end port of the air outlet pipe, improve the air outlet amount of the air outlet pipe 2, and the inner ring of the inner end port of the air outlet pipe 2 is provided with a round-corner structure 21, thereby being convenient for improving the air inlet amount of an engine and reducing the oil consumption; referring to fig. 4, in order to guide the air flow at the inner end port of the air outlet pipe 2, a guide plate 22 is integrally arranged on the outer ring of the inner end port of the air outlet pipe 2, and the guide plate 22 is connected with and tangent to the round corner structure 21; a boss 14 is integrally arranged on the outer surface of the bottom wall of the upper shell 1, and in order to ensure that all parts shrink consistently when the bottom wall of the upper shell 1 is injection molded, a groove 11 is formed on the inner surface of the bottom wall of the upper shell 1 at a position corresponding to the boss 14, and the groove 11 is matched with the boss 14 and enables the bottom wall of the upper shell 1 to be of equal wall thickness; meanwhile, in order to ensure the normal die opening of the inner end port of the air outlet pipe 2, a matched boss 14 and a groove 11 are arranged on the bottom wall of the upper shell 1 at the position corresponding to the inner end port of the air outlet pipe 2, the long direction of the groove 11 is parallel to the axial direction of the air outlet pipe 2, and the die for injection molding the inner end port of the air outlet pipe 2 can be die-opened along the long direction of the groove 11. The position on the bottom wall of the upper shell 1 corresponding to the inner end port of the air outlet pipe 2 is understood to be positioned in front of the air outlet pipe 2 and provided with a position for affecting the normal open mold of the mold for injection molding the inner end port of the air outlet pipe 2.
Wherein, because the orientation of the air outlet pipe 2 needs to be adjusted according to the installation space of the air filter, the bottom wall of the upper shell 1 is not provided with grooves and bosses corresponding to the inner end ports of the air outlet pipe 2, and the long direction of the grooves 11 is crossed with the axial direction of the air outlet pipe 2, in order to improve the mode at the bottom wall of the upper shell 1, the grooves 11 corresponding to the inner end ports of the air outlet pipe 2 are marked as first type grooves 111, the grooves 11 not corresponding to the inner end ports of the air outlet pipe 2 are marked as second type grooves 112, and the first type grooves 111 and the second type grooves 112 are in one-to-one correspondence and are mutually communicated; to make the bottom surface of the upper case 1 more beautiful, the depth and width of the first type recess 111 and the second type recess 112 are the same.
In order to increase the mode of the upper shell 1, reinforcing ribs 12 are distributed on the inner surface of the upper shell 1, the reinforcing ribs 12 are of a plate-shaped structure and are perpendicular to the inner surface of the upper shell 1, specifically, the reinforcing ribs 12 which are positioned on the bottom wall of the upper shell 1 and correspond to the inner end ports of the air outlet pipes 2 are perpendicular to the bottom surface of the upper shell 1, and the length directions of the reinforcing ribs 12 are parallel to the axial direction of the air outlet pipes 2; in order to facilitate the arrangement of the grooves 11 and the reinforcing ribs 12 corresponding to the inner end ports of the air outlet pipe 2, the grooves 11 and the reinforcing ribs 12 corresponding to the inner end ports of the air outlet pipe 2 are in one-to-one correspondence, and a reinforcing rib 12 is arranged in the grooves 11 and on a central line along the length direction of the grooves; the bottom wall of the upper shell 1 is provided with reinforcing ribs 12 which do not correspond to the inner end ports of the air outlet pipes 2 in a grid mode.
In addition, during injection molding, in order to facilitate the mold opening of the inner end portion of the air outlet pipe 2 and the upper shell 1 at the corresponding position, as shown in fig. 2, of the bottom wall of the upper shell 1, the position corresponding to the inner end portion of the air outlet pipe 2 is protruded upwards to form a connecting table 13, the air outlet pipe 2 is located in the middle of the top surface of the connecting table 13, the horizontal height of the top surface of the connecting table 13 is equal to or higher than the horizontal height of the axis of the air outlet pipe 2, one side surface of the connecting table 13 is vertically flush with the inner end port of the air outlet pipe 2, and the other sides of the connecting table 13 are connected with the side wall of the upper shell 1 or the bottom wall of the upper shell 1.
When the upper shell 1 is injection molded, as shown in fig. 5, a mold 200 for molding the inner end opening of the air outlet pipe 2 is separately arranged at the inner end opening of the air outlet pipe 2, and when the mold is opened, the mold 200 slides along the length directions of the groove 11 and the reinforcing ribs 12, so that a specific part of the mold 200 is moved out of the inner end opening of the air outlet pipe 2, and a normal open mold is realized.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (9)
1. The utility model provides an upper casing structure of air cleaner, includes the upper casing, and the integration is provided with the outlet duct on the lateral wall of upper casing, and the inner tip of outlet duct extends to in the upper casing and makes its inner port keep away from the lateral wall of upper casing, the axial of outlet duct and the diapire parallel arrangement of upper casing, and the integration is provided with boss, its characterized in that on the surface of upper casing diapire: forming a groove on the inner surface of the bottom wall of the upper shell at a position corresponding to the boss, and enabling the bottom wall of the upper shell to be of equal wall thickness; a matched boss and a groove are arranged on the bottom wall of the upper shell at a position corresponding to the inner end opening of the air outlet pipe, and the long direction of the groove is parallel to the axial direction of the air outlet pipe.
2. The upper housing structure of an air cleaner of claim 1, wherein: the grooves corresponding to the inner end ports of the air outlet pipes are first-class grooves, the grooves not corresponding to the inner end ports of the air outlet pipes are second-class grooves, and the first-class grooves and the second-class grooves are in one-to-one correspondence and are communicated with each other.
3. The upper housing structure of an air cleaner according to claim 2, wherein: the depth and width of the first type of grooves and the second type of grooves are the same.
4. The upper housing structure of an air cleaner of claim 1, wherein: the reinforcing ribs are distributed on the inner surface of the upper shell, are of a plate-shaped structure, are positioned on the bottom wall of the upper shell and correspond to the reinforcing ribs at the inner end opening of the air outlet pipe, are perpendicular to the bottom surface of the upper shell, and are arranged in parallel with the axial direction of the air outlet pipe.
5. The upper housing structure of an air cleaner of claim 4, wherein: the grooves corresponding to the inner end ports of the air outlet pipes are in one-to-one correspondence with the reinforcing ribs, and a reinforcing rib is arranged in each groove and on the central line along the length direction of each groove.
6. The upper housing structure of an air cleaner of claim 1, wherein: the inner ring of the inner end opening of the air outlet pipe is of a round-corner structure.
7. The upper housing structure of an air cleaner of claim 6, wherein: an outer ring of the port at the inner end of the air outlet pipe is integrally provided with a guide plate which is connected with a round corner structure.
8. The upper housing structure of an air cleaner of claim 1, wherein: the position corresponding to the inner end part of the air outlet pipe on the bottom wall of the upper shell is upwards protruded to form a connecting table, the air outlet pipe is positioned in the middle of the top surface of the connecting table, the horizontal height of the top surface of the connecting table is equal to or higher than the horizontal height of the axis of the air outlet pipe, and one side surface of the connecting table is vertically flush with the inner end port of the air outlet pipe.
9. The upper housing structure of an air cleaner of claim 1, wherein: the outer end part of the air outlet pipe is provided with a mounting seat, and the mounting seat is provided with a containing groove penetrating through the mounting seat and the side wall of the air outlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420829790.3U CN221107405U (en) | 2024-04-22 | 2024-04-22 | Upper shell structure of air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420829790.3U CN221107405U (en) | 2024-04-22 | 2024-04-22 | Upper shell structure of air filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221107405U true CN221107405U (en) | 2024-06-11 |
Family
ID=91371053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420829790.3U Active CN221107405U (en) | 2024-04-22 | 2024-04-22 | Upper shell structure of air filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221107405U (en) |
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2024
- 2024-04-22 CN CN202420829790.3U patent/CN221107405U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant |