CN211611956U - Filter element and air filter - Google Patents
Filter element and air filter Download PDFInfo
- Publication number
- CN211611956U CN211611956U CN201921848374.3U CN201921848374U CN211611956U CN 211611956 U CN211611956 U CN 211611956U CN 201921848374 U CN201921848374 U CN 201921848374U CN 211611956 U CN211611956 U CN 211611956U
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- filter element
- filter
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- shell
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Abstract
The utility model discloses a filter core and air cleaner belongs to filtration equipment technical field. The air cleaner includes: the filter element is sleeved with a sealing ring; the filter comprises a shell, a side window is arranged on the shell, a slot is arranged in the shell, a filter element is arranged in the shell through the side window, one end of the filter element is inserted in the slot, and a sealing ring is clamped between the filter element and the side wall of the slot; the opening direction of slot extends along the axial of filter core, and the sealing washer slope sets up, by keeping away from the first section of side window to being close to the second section of side window, to the direction slope of the diapire of keeping away from the slot. In the process of installing the filter element in the shell, the first section is abutted against the side wall of the slot, and then the second section is extended into the slot by taking the first section as a fulcrum; the second section is farther away from the bottom wall of the slot than the first section, so that the friction stroke of the second section is reduced; when the first section is taken as a fulcrum to pull the second section out of the slot so as to disassemble the filter element, the stroke of the second section subjected to friction is also reduced.
Description
Technical Field
The utility model relates to a filtration equipment technical field especially relates to a filter core and air cleaner.
Background
The air filter is mainly used for filtering air in automobiles, engineering locomotives, sterile operation rooms and various laboratories. Wherein, side drawing formula air cleaner compares traditional air cleaner, and the filter core can be followed the side window of air cleaner shell side and moved into or move out the shell.
The advantage is that the filter element can be mounted and removed from the side of the housing, but generally the filter element of such an air cleaner needs to be operated against the inclined guide structure inside the housing during the mounting and dismounting process. The inclined plane guide structures are distributed on two sides of the shell, and the clamping stagnation phenomenon easily occurs in the process that the filter element moves along the inclined plane guide structures.
SUMMERY OF THE UTILITY MODEL
Based on the above, an object of the utility model is to provide a filter core and air cleaner, the filter core among this air cleaner can smoothly be installed or demolish by air cleaner's shell lateral part, the change of the filter core of being convenient for and air cleaner's maintenance.
To achieve the purpose, the utility model adopts the following technical proposal:
the utility model provides a filter core for air cleaner, is equipped with the sealing washer on the filter core, the slot in the shell of air cleaner can be inserted to the filter core, so that the sealing washer clamp is located the filter core with between the lateral wall of slot, it is relative the filter core is used for inserting and locates the one end terminal surface of slot, the sealing washer slope cover is established on the outer peripheral face of filter core.
Preferably, the filter element can be loaded into the shell through a side window on the shell so as to be inserted into the slot;
when the filter element is inserted into the slot, the sealing ring inclines towards the direction far away from the bottom wall of the slot from the first section far away from the side window to the second section close to the side window.
Preferably, the edge of the filter element, which is used for being inserted into the end face of one end of the insertion groove, is provided with a chamfer.
Preferably, the outer side surface of the sealing ring is cambered or flat.
Preferably, the filter cartridge comprises:
the filter element shell extends along the axial direction of the filter element, one end of the filter element shell is provided with an opening for air inlet, and the other end of the filter element shell is provided with a hollow panel for air outlet;
the filter core body, the filter core body is used for filtered air, and locates in the filter core casing, the filter core body with the filter core casing interval sets up, and paste and lean on in on the fretwork panel.
Preferably, be equipped with the injecting glue retaining ring on the inner wall of filter core casing, the injecting glue retaining ring clamp is located the filter core casing with between the filter core body.
Preferably, the hollowed-out panel is close to one side of the filter element core body, a glue injection groove is formed in the hollowed-out panel, the glue injection groove extends along the edge of the hollowed-out panel, and the filter element core body is bonded to the hollowed-out panel through sealant in the glue injection groove.
An air cleaner comprising the filter element of any one of the above aspects, wherein air can pass through the filter element in the axial direction of the filter element to be filtered;
a side window is arranged on a shell of the air filter, the filter element is arranged in the shell through the side window and is inserted into a slot in the shell, and the opening direction of the slot extends along the axial direction of the filter element;
the sealing ring inclines towards the direction far away from the bottom wall of the slot from the first section far away from the side window to the second section close to the side window.
Preferably, the shell is provided with an air inlet and an air outlet, air is led in by the air inlet and then led out by the filter element through the air outlet, the air outlet is arranged on the bottom wall, and the end face of one end of the filter element inserted into the slot is abutted to the bottom wall.
Preferably, the edge of the slot facing away from the bottom wall is provided with a radius.
The utility model has the advantages that:
in the process that the filter element is installed in the shell through the side window, the bottom of the filter element and the first section of the sealing ring generally extend into the side window, the first section of the sealing ring is abutted against the side wall of the slot, and then the second section of the sealing ring extends into the slot by taking the first section as a fulcrum.
Wherein, the second section produces the friction with the lateral wall of slot when stretching into the slot, because the second section is farther away from the diapire of slot than first section, has reduced the second section and has received frictional stroke, under the prerequisite of guaranteeing sealed effect, makes the filter core can smoothly insert in the slot.
And, use the first section as the fulcrum, when pulling out the slot with the filter core with the second section of sealing washer, because the second section is more far away from the diapire of slot than the first section, also reduced the stroke that the second section received the friction, make the filter core can smoothly shift out the slot.
Drawings
FIG. 1 is a three-dimensional schematic view of an air cleaner;
FIG. 2 is a three-dimensional schematic view of the housing;
FIG. 3 is a three-dimensional schematic view of a filter cartridge;
FIG. 4 is a cross-sectional view of the cartridge;
FIG. 5 is a three-dimensional schematic view of a cartridge housing;
FIG. 6 is a partial view of area A of FIG. 4;
FIG. 7 is a partial view of the area B in FIG. 4;
FIG. 8 is a side view of the cartridge;
FIG. 9 is a first schematic view of a process of installing a filter cartridge in a housing;
FIG. 10 is a second schematic illustration of the installation of the cartridge in the housing;
FIG. 11 is a partial view of area C of FIG. 10;
fig. 12 is a third schematic view of the installation of the cartridge in the housing.
In the figure:
1-a filter element;
10-a sealing ring; 100-chamfering; 101-first section; 102-a second segment;
11-a cartridge housing; 111-opening; 112-hollowed-out panels; 1120-glue injection groove;
12-a cartridge core; 13-injecting glue retaining ring; 14-a slide block; 15-a handle;
2-a housing;
20-side window; 200-rounding; 201-side cover;
21-slot; 210-a bottom wall;
22-air inlet; 23-air outlet; 24-a rib; 241-a guide inclined plane; 25-projection;
the angle alpha-is included.
Detailed Description
In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention. The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
Referring to fig. 1, 2 and 3, an air cleaner includes a filter cartridge 1 and a housing 2. The shell 2 is provided with a side window 20, and the filter element 1 is arranged in the shell 2 through the side window 20. An air inlet 22 and an air outlet 23 are formed in the shell 2, air is introduced from the air inlet 22, filtered by the filter element 1 and then led out from the air outlet 23. The side window 20 is detachably covered with a side cover 201.
The filter element 1 is cylindrical, and air can pass through the filter element 1 along the axial direction of the filter element 1 to be filtered. The cartridge 1 includes a cartridge housing 11 and a cartridge core 12 (see fig. 4 and 5). The filter element core body 12 is arranged in the filter element shell body 11; the filter element core body 12 is a cylindrical honeycomb filter paper body and is used for filtering air; the cartridge housing 11 and the cartridge core 12 each extend in the axial direction of the cartridge 1.
Referring to fig. 2, 3, 4 and 5, an opening 111 for air intake is provided at one end of the filter element housing 11, and the opening 111 corresponds to the air inlet 22; the other end of the filter element housing 11 is provided with a hollow panel 112 for air outlet, the hollow panel 112 corresponds to the air outlet 23, and the end face of the filter element core 12 facing the hollow panel 112 is attached to the hollow panel 112, so that the filter element core 12 is stably installed. The opening direction of the opening 111 extends along the axial direction of the filter element 1, and the axial direction of the filter element 1 is perpendicular to the hollowed-out panel 112.
Specifically, the outer peripheral surface of the filter element core 12 and the inner peripheral surface of the filter element housing 11 are arranged at intervals, that is, an annular gap exists between the outer peripheral surface of the filter element core 12 and the inner peripheral surface of the filter element housing 11, which facilitates the assembly and disassembly of the filter element core 12. In this embodiment, the annular gap is sealed towards one side of the opening 111 by the sealant, and the annular gap is sealed towards one side of the hollowed-out panel 112 by the sealant.
Wherein, the inner wall of the filter element shell 11 is provided with a glue injection retainer ring 13 (see fig. 6). The glue injection retainer ring 13 is coaxially arranged with the filter element shell 11, is sleeved on the filter element core 12 and is attached to the outer peripheral surface of the filter element core 12, namely is clamped between the filter element shell 11 and the filter element core 12. Compared with the hollow panel 112, the glue injection retainer ring 13 is closer to the opening 111; the annular gap on one side of the glue injection retainer ring 13 departing from the hollow panel 112 is filled with a whole circle of sealant so as to seal one side of the annular gap facing the opening 111.
When glue is injected to the side, facing the opening 111, of the annular gap, the opening 111 is arranged upwards, and then glue is injected to the side, facing the opening 111, of the annular gap; glue injection retaining ring 13 can prevent that glue from flowing into in glue injection retaining ring 13 towards one side annular gap of fretwork panel 112 to make glue fill up glue injection retaining ring 13 and deviate from one side annular gap of fretwork panel 112.
The glue injection retainer ring 13 can be integrally formed with the filter element shell 11, so that the connection between the glue injection retainer ring 13 and the filter element shell 11 is stable; the glue injection retainer ring 13 can be arranged separately from the filter element shell 11 and made of foam, so that the glue injection retainer ring 13 can be conveniently disassembled and assembled, and the manufacturing difficulty of the filter element shell 11 can be reduced.
Wherein, a glue injection groove 1120 (see fig. 7) is disposed on one side of the hollowed panel 112 close to the filter core body 12. The glue injection groove 1120 is annular and extends along the edge of the hollow panel 112; the filter element core 12 is attached to the edge of the end face of the hollow panel 112, and is adhered to the hollow panel 112 through the sealant in the sealant injection groove 1120, so as to seal the annular gap toward one side of the hollow panel 112, and thus the air entering from the opening 111 is not discharged from the hollow panel 112 through the annular gap.
In the embodiment, the outer peripheral surface of the filter element shell 11 close to one side of the hollow panel 112 is sleeved with the sealing ring 10; a slot 21 is arranged in the shell 2, and one end of the filter element shell 11 close to the hollow panel 112 is inserted into the slot 21; the sealing ring 10 is interposed between the cartridge housing 11 and the side wall of the insertion groove 21 as the cartridge housing 11 is inserted into the insertion groove 21, so as to prevent air entering from the air inlet 22 from being discharged through between the cartridge housing 11 and the side wall of the insertion groove 21 (see fig. 10 and 11).
The opening direction of the slot 21 extends along the axial direction of the filter element 1, is perpendicular to the opening direction of the side window 20, and is opposite to the air inlet 22; the air outlet 23 is formed in the bottom wall 210 of the slot 21, so that the bottom wall 210 of the slot 21 is annular; the filter cartridge housing 11 is inserted into an end surface of the slot 21, that is, the edge of the hollow panel 112 abuts against the bottom wall 210 of the slot 21, so that the air entering from the air inlet 22 does not blow the filter cartridge 1 (see fig. 10 and 11).
The edge of the hollowed-out panel 112 facing the bottom wall 210 of the slot 21 is provided with a chamfer 100, and the edge of the slot 21 facing away from the bottom wall 210 of the slot 21 is provided with a radius 200, so that the filter cartridge housing 11 can be conveniently inserted into the slot 21 (see fig. 10 and 11).
Optionally, the outer circumferential surface of the housing 11 is provided with an annular groove, and the sealing ring 10 is arranged in the groove towards the inner side of the filter element housing 11; the outer surface of the sealing ring 10 is a cambered surface or a plane surface. If the arc surface is formed, the filter element shell 11 can be more smoothly inserted into the slot 21; if it is flat, the sealing effect of the sealing ring 10 will be better.
Optionally, the seal ring 10 is made of PU (polyurethane), has high strength and toughness, and has excellent properties such as wear resistance and oil resistance; the edge of the hollow panel 112 can also indirectly abut against the bottom wall 210 of the slot 21 through an annular sealing structure.
Referring to fig. 8 and 9, when the filter cartridge 1 is installed in the housing 2, the sealing ring 10 is obliquely fitted on the filter cartridge 1, and is inclined in a direction away from the bottom wall 210 of the insertion groove 21 from the first section 101 away from the side window 20 to the second section 102 close to the side window 20. That is, when the cartridge case 11 is inserted into the insertion groove 21, the second section 102 of the seal ring 10 close to the side window 20 is farther from the bottom wall 210 of the insertion groove 21 than the first section 101 of the seal ring 10 away from the side window 20.
In this embodiment, the seal ring 10 extends along an annular axis, which lies in a plane; the connection line between the end point of the first segment 101 far from the second segment 102 and the end point of the second segment 102 far from the first segment 101 forms an included angle α with the plane where the hollow panel 112 is located.
Wherein, the side part of the filter element shell 11 is convexly provided with a slide block 14, and the side wall in the shell 2 is convexly provided with a convex rib 24 (see fig. 2) for matching with the slide block 14. The rib 24 extends toward the side window 20, and a guide inclined surface 241 is disposed on one side of the rib 24 facing the air outlet 23. The portion of the guide slope 241 close to the side window 20 is farther from the air outlet 23 than the portion thereof far from the side window 20. The top of the cartridge housing 11 is provided with a handle 15 to facilitate handling of the cartridge housing 11.
When the filter element 1 is installed in the shell 2, the part of the filter element 1 facing the side window 20 is the top part, and the part of the filter element 1 facing away from the side window 20 is the bottom part. In this embodiment, the installation method of the filter element 1 is as follows:
referring to fig. 9, the bottom of the filter insert 1 with the first section 101 of the sealing ring 10 is first inserted into the side window 20 at an angle.
The slide block 14 at the side of the filter element shell 11 slides from top to bottom along the guiding inclined plane 241 until the bottom of the filter element shell 11 extends into the slot 21 toward one side of the slot 21, and meanwhile, one side of the bottom of the filter element shell 11 departing from the slot 21 abuts against the protrusion 25 in the shell 2.
Referring to fig. 9, 10 and 11, as one side of the bottom of the cartridge housing 11 extends into the slot 21, the first section 101 of the sealing ring 10 abuts against the sidewall of the slot 21 before the second section 102.
And then taking the first section 101 as a fulcrum, extending the top of the filter element shell 11 into the slot 21 towards one side of the slot 21, and sliding the chamfer 100 at the edge of the hollow panel 112 relative to the chamfer 200 at the edge of the slot 21 so as to further compress the first section 101 until the second section 102 and the whole sealing ring 10 all enter the slot 21.
Referring to fig. 11 and 12, the cartridge housing 11 is further moved axially to align the cartridge 1 such that the edges of the pierced panel 112 abut against the bottom wall 210 of the slot 21, thereby completing the insertion of the cartridge housing 11 into the slot 21.
The second section 102 is far away from the bottom wall 210 of the slot 21 than the first section 101, so that the friction stroke of the second section 102 is reduced, and the filter element 1 can be smoothly inserted into the slot 21 on the premise of ensuring the sealing effect.
Contrary to the installation process of the filter element 1, when the second section 102 of the sealing ring 10 is pulled out of the slot 21 by taking the first section 101 as a fulcrum to disassemble the filter element 1, the second section 102 is farther away from the bottom wall 210 of the slot 21 than the first section 101, so that the friction stroke of the second section 102 is also reduced, and the filter element 1 can be smoothly moved out of the slot 21 to be disassembled.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a filter core for air cleaner, is equipped with sealing washer (10) on filter core (1), slot (21) in filter core (1) can insert air cleaner's shell (2), so that sealing washer (10) press from both sides and locate filter core (1) with between the lateral wall of slot (21), its characterized in that, it is relative filter core (1) are used for inserting and locate the one end terminal surface of slot (21), sealing washer (10) slope cover is established on the outer peripheral face of filter core (1).
2. The cartridge according to claim 1, characterized in that the cartridge (1) can be loaded into the casing (2) by means of a side window (20) on the casing (2) for insertion into the slot (21);
when the filter element (1) is inserted into the insertion groove (21), the sealing ring (10) inclines towards the direction far away from the bottom wall (210) of the insertion groove (21) from the first section (101) far away from the side window (20) to the second section (102) close to the side window (20).
3. The filter cartridge according to claim 1, characterized in that the edge of the filter cartridge (1) for being inserted in the end face of the slot (21) is provided with a chamfer (100).
4. The filter cartridge according to claim 1, characterised in that the outer surface of the sealing ring (10) is cambered or flat.
5. The filter cartridge according to claim 1, characterized in that the filter cartridge (1) comprises:
the filter element comprises a filter element shell (11), wherein the filter element shell (11) extends along the axial direction of the filter element (1), one end of the filter element shell (11) is provided with an opening (111) for air inlet, and the other end of the filter element shell is provided with a hollow panel (112) for air outlet;
the filter core body (12), filter core body (12) are used for filtered air, and locate in filter core casing (11), filter core body (12) with filter core casing (11) interval sets up, and paste and lean on in on fretwork panel (112).
6. The filter element according to claim 5, wherein a glue injection retainer ring (13) is arranged on the inner wall of the filter element housing (11), and the glue injection retainer ring (13) is clamped between the filter element housing (11) and the filter element core body (12).
7. The filter element of claim 5, wherein a glue injection groove (1120) is formed in a side of the cut-out panel (112) close to the filter element core (12), the glue injection groove (1120) extends along an edge of the cut-out panel (112), and the filter element core (12) is adhered to the cut-out panel (112) by a sealant in the glue injection groove (1120).
8. An air cleaner, characterized in that it comprises a filter element according to any one of claims 1-7, through which filter element (1) air can be passed for filtering in the axial direction of the filter element (1);
a side window (20) is formed in a shell (2) of the air filter, the filter element (1) is installed in the shell (2) through the side window (20) and is inserted into a slot (21) in the shell (2), and the opening direction of the slot (21) extends along the axial direction of the filter element (1);
the sealing ring (10) inclines towards the direction far away from the bottom wall (210) of the insertion groove (21) from the first section (101) far away from the side window (20) to the second section (102) close to the side window (20).
9. The air cleaner according to claim 8, wherein the housing (2) is provided with an air inlet (22) and an air outlet (23), air is introduced from the air inlet (22) and then is led out from the air outlet (23) through the filter element (1), the air outlet (23) is arranged on the bottom wall (210), and one end face of the filter element (1) inserted into the insertion groove (21) abuts against the bottom wall (210).
10. An air cleaner according to claim 8, wherein the edge of the slot (21) facing away from the bottom wall (210) is provided with a radius (200).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921848374.3U CN211611956U (en) | 2019-10-30 | 2019-10-30 | Filter element and air filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921848374.3U CN211611956U (en) | 2019-10-30 | 2019-10-30 | Filter element and air filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211611956U true CN211611956U (en) | 2020-10-02 |
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ID=72624511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921848374.3U Active CN211611956U (en) | 2019-10-30 | 2019-10-30 | Filter element and air filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211611956U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665298A (en) * | 2019-10-30 | 2020-01-10 | 上海弗列加滤清器有限公司 | Filter element and air filter |
-
2019
- 2019-10-30 CN CN201921848374.3U patent/CN211611956U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110665298A (en) * | 2019-10-30 | 2020-01-10 | 上海弗列加滤清器有限公司 | Filter element and air filter |
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