CN210874568U - Air filter for heater - Google Patents
Air filter for heater Download PDFInfo
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- CN210874568U CN210874568U CN201921856238.9U CN201921856238U CN210874568U CN 210874568 U CN210874568 U CN 210874568U CN 201921856238 U CN201921856238 U CN 201921856238U CN 210874568 U CN210874568 U CN 210874568U
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- groove
- barrel
- heater
- lower cylinder
- lug
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Abstract
The utility model discloses an air cleaner for heater, including the shell upper cover, shell lower cover and filter core, the shell upper cover includes the roof and by the last barrel of the periphery downwardly extending of roof, the outer end of roof is equipped with the gas outlet, the shell lower cover includes barrel down and locates the air inlet net of barrel bottom down, be formed with a plurality of air inlet net holes on the air inlet net, the bottom of going up the barrel docks and forms the accommodating space who is used for holding the filter core between last barrel and the lower barrel with the top of barrel down, the filter core is located in the accommodating space, go up the barrel and link together through two sets of lock mechanism buckles between the barrel down, each group lock mechanism include a knot ear and with a knot ear complex cell body, both one of them of knot ear and cell body are connected on last barrel, another one of them of knot ear and cell body is connected under on the barrel. The utility model discloses an air cleaner for heater, the installation is convenient with the dismantlement, the change of the filter core of being convenient for.
Description
Technical Field
The utility model relates to the technical field of auto-parts, especially, relate to an air cleaner for heater.
Background
The existing air filter for the heater generally comprises a shell and a paper core arranged in the shell, wherein the paper core is made of single-layer thin filter paper, a joint of the filter paper is fixed by a staple, the shell is tightly connected with an upper shell and a lower shell by utilizing a hook and a convex ring, two ends of the paper core are directly connected with an upper cover and a lower cover in the shell, and the air filter is difficult to disassemble and cannot be replaced for recycling.
SUMMERY OF THE UTILITY MODEL
A primary object of the present invention is to provide an air cleaner for a heater, which is easy to assemble and disassemble, so as to facilitate the replacement of the filter element.
In order to achieve the above object, the present invention provides an air cleaner for a heater, the air cleaner includes a housing upper cover, a housing lower cover and a filter element, the housing upper cover includes a top plate and an upper cylinder extending downward from the periphery of the top plate, the outer end of the top plate is provided with an air outlet, the housing lower cover includes a lower cylinder and an air inlet net arranged at the bottom end of the lower cylinder, the air inlet net is formed with a plurality of air inlet meshes, the bottom of the upper cylinder is butted with the top of the lower cylinder and forms an accommodating space for accommodating the filter element between the upper cylinder and the lower cylinder, the filter element is arranged in the accommodating space, the upper cylinder and the lower cylinder are connected together by two sets of fastening mechanisms, each set of fastening mechanism includes a fastening lug and a groove body matched with the fastening lug, one of the fastening lug and the groove body is connected to the upper cylinder, the other one of the buckling lug and the groove body is connected on the lower cylinder body.
Preferably, the two groups of buckling mechanisms are oppositely arranged on two opposite sides of the upper barrel body and the lower barrel body.
Preferably, the fastening lug comprises a circumferential clamping position and an axial clamping position, the groove body is provided with a clamping groove, the clamping groove comprises a first groove position and a second groove position, the radial dimension of the first slot position is larger than that of the second slot position, a salient point is formed between the first slot position and the second slot position by the groove body, when the buckling lug is aligned with the first slot position of the clamping slot, the axial clamping position of the buckling lug can penetrate through the first slot position and is positioned at the first slot position, after the circumferential clamping position of the buckling lug passes the salient point and enters the second slot position by rotating the upper barrel body and/or the lower barrel body, the axial position of the buckling lug is abutted against the end surface of the groove body to prevent the upper cover and the lower cover of the shell from moving relatively along the axial direction, the convex points block the circumferential clamping position to prevent the shell upper cover and the shell lower cover from moving relatively along the circumferential direction.
Preferably, the buckling lug is connected to the lower barrel body and formed by being integrally formed with the lower barrel body, and the groove body is connected to the upper barrel body and formed by being integrally formed with the upper barrel body.
Preferably, the circumferential surface of the lower barrel is provided with a first convex ring near the top end thereof, the fastening lug is formed on the first convex ring, the circumferential surface of the upper barrel is provided with a second convex ring near the top end thereof, the groove body is formed on the second convex ring, and the clamping groove of the groove body axially penetrates through the second convex ring.
Preferably, the top surface of the first convex ring is lower than the top surface of the lower cylinder, a step is formed at the connecting position of the first convex ring and the lower cylinder, the bottom surface of the second convex ring is flush with the bottom surface of the upper cylinder, the top end of the lower cylinder is inserted into the upper cylinder, and the top surface of the first convex ring is abutted to the bottom surface of the second convex ring.
Preferably, the lower cylinder body is formed with a reinforcing rib on the inner side of the air inlet net, the reinforcing rib is in a cross shape and is provided with four end parts, and the four end parts are connected with the inner wall of the lower cylinder body.
Preferably, the upper cover of the shell is made of a black material formed by mixing polypropylene and talcum powder, the lower cylinder body is made of a transparent polycarbonate material, and the air inlet net is a metal net.
Preferably, a first connecting pipe is formed on the inner side of the top plate and around the air outlet, the filter element comprises cylindrical filter paper, a first end cover arranged at the bottom end of the filter paper and a second end cover arranged at the top end of the filter paper, an air inlet hole is formed in the first end cover, an air outlet hole is formed in the second end cover, the air inlet hole is opposite to the air inlet mesh hole, and the first connecting pipe is inserted into the air outlet hole.
Preferably, the filter paper is formed by folding wood pulp paper along the circumferential direction, the outer diameter and the inner diameter of the filter paper are gradually increased from the first end cover to the second end cover, and the first end cover and the second end cover are made of soft polyurethane.
The utility model provides an among the air cleaner for heater, go up the barrel and link together through two sets of lock mechanism buckles between the barrel down, each group lock mechanism include a knot ear and with a cell body of knot ear complex, can install and dismantle the convenience, the change of the filter core of being convenient for. Through set up the bump on the cell body, can prevent to detain the circumference screens position of ear effectively and slide into first trench from the second trench, prevent to detain the ear and drop from the cell body.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of an air cleaner for a heater according to the present invention.
Fig. 2 is a schematic view of the air cleaner for a heater shown in fig. 1, viewed from another angle.
Fig. 3 is an exploded view of the air cleaner for a heater shown in fig. 1.
Fig. 4 is an exploded view of the air cleaner for a heater shown in fig. 2.
Fig. 5 is a schematic view of a lower cover of a housing in the air cleaner for a heater shown in fig. 3, viewed from another angle.
Fig. 6 is a schematic view of a housing upper cover in the air cleaner for a heater shown in fig. 4, viewed from another angle.
In order to make the technical solution of the present invention clearer and more clear, the following detailed description will be made with reference to the accompanying drawings.
Detailed Description
Referring to fig. 1 to 5, a preferred embodiment of the present invention provides an air cleaner for a heater, which includes a housing upper cover 1, a housing lower cover 2, and a filter element 3. The housing upper cover 1 comprises a top plate 11 and an upper cylinder 12 extending downwards from the periphery of the top plate 11, the outer end of the top plate 11 is provided with an air outlet 13, the lower cover 2 of the shell comprises a lower cylinder 22 and an air inlet net 21 arranged at the bottom end of the lower cylinder 22, a plurality of air inlet mesh holes 211 are formed on the air inlet net 21, the bottom of the upper cylinder body 12 is butted with the top of the lower cylinder body 22, an accommodating space for accommodating the filter element 3 is formed between the upper cylinder body 12 and the lower cylinder body 22, the filter element 3 is arranged in the accommodating space, the upper cylinder body 12 and the lower cylinder body 22 are connected together in a buckling way through two groups of buckling mechanisms 4, each group of buckling mechanism 4 comprises a buckling lug 41 and a groove body 42 matched with the buckling lug 41, one of the lug 41 and the groove 42 is connected to the upper cylinder 12, and the other of the lug 41 and the groove 42 is connected to the lower cylinder 22.
In this embodiment, the two sets of snapping mechanisms 4 are oppositely disposed on two opposite sides of the upper barrel 12 and the lower barrel 22.
The fastening lug 41 comprises a circumferential fastening position 411 and an axial fastening position 412, the groove body 42 is formed with a clamping groove 421, the clamping groove 421 comprises a first groove 422 and a second groove 423, the radial dimension of the first groove 422 is greater than that of the second groove 423, a salient point 424 is formed between the first groove 422 and the second groove 423 for the groove body 42, when the fastening lug 41 is aligned with the first groove 422 of the clamping groove 421, the axial fastening position 412 of the fastening lug 41 can pass through the first groove 422 and the axial fastening position 412 is located in the first groove 422, the circumferential fastening position 411 of the fastening lug 41 can pass through the salient point 424 to enter the second groove 423 through rotating the upper barrel 12 and/or the lower barrel 22, the axial fastening position 412 of the fastening lug 41 abuts against the end surface of the groove body 42 to prevent the upper cover 1 and the lower cover 2 of the shell from moving relatively along the axial direction, the raised points 424 block the circumferential detents 411 to prevent the housing upper cover 1 and the housing lower cover 2 from moving relative to each other in the circumferential direction. By arranging the protruding point 424 on the groove body 42, the circumferential blocking position 411 of the fastening lug 41 can be effectively prevented from sliding into the first groove 422 from the second groove 423, and the fastening lug 41 is prevented from falling off from the groove body 42.
In this embodiment, the fastening lug 41 is connected to the lower cylinder 22 and integrally formed with the lower cylinder 22, and the groove 42 is connected to the upper cylinder 12 and integrally formed with the upper cylinder 12. In other embodiments, the fastening lug 41 can be connected to the upper barrel 12 and integrally formed with the upper barrel 12, and the groove 42 can be connected to the lower barrel 22 and integrally formed with the lower barrel 22.
The shell upper cover 1 is made of a black material formed by mixing polypropylene (PP) and talcum powder (TD30), the lower cylinder body 22 is made of a transparent Polycarbonate (PC) material, and the air inlet net 21 is a metal net. The lower cylinder 22 is made of transparent Polycarbonate (PC) material, so that the use condition of the filter element 3 can be conveniently observed, and the aim of replacing the filter element 3 in time is fulfilled.
The circumferential surface of the lower cylinder 22 is formed with a first convex ring 222 near the top end thereof, the fastening lug 41 is formed on the first convex ring 222, the circumferential surface of the upper cylinder 12 is formed with a second convex ring 121 near the top end thereof, the groove body 42 is formed on the second convex ring 121, and the clamping groove 421 of the groove body 42 axially penetrates through the second convex ring 121.
The top surface of the first collar 222 is lower than the top surface of the lower cylinder 22, a step is formed at the connecting position of the first collar 222 and the lower cylinder 22, the bottom surface of the second collar 121 is flush with the bottom surface of the upper cylinder 12, the top end of the lower cylinder 22 is inserted into the upper cylinder 12, and the top surface of the first collar 222 abuts against the bottom surface of the second collar 121.
The lower cylinder 22 is formed with a reinforcing rib 221 on the inner side of the air inlet net 21, the reinforcing rib 221 is in a cross shape and has four end portions, and the four end portions are connected with the inner wall of the lower cylinder 22.
The filter element 3 comprises a cylindrical filter paper 31, a first end cover 32 arranged at the bottom end of the filter paper 31, and a second end cover 33 arranged at the top end of the filter paper 31, wherein the inner side of the top plate 11 is provided with a first connecting pipe 111 at the periphery of the air outlet 13, the first end cover 32 is provided with an air inlet hole 321, the second end cover 33 is provided with an air outlet hole 331, the air inlet hole 321 is opposite to the air inlet mesh 211, and the first connecting pipe 111 is inserted into the air outlet hole 331.
The filter paper 31 is formed by folding wood pulp paper along the circumferential direction, the outer diameter and the inner diameter of the filter paper 31 are gradually increased from the first end cover 32 to the second end cover 33, and the first end cover 32 and the second end cover 33 are made of soft polyurethane.
When the air filter for the heater is assembled, one end of the filter element 3 provided with the air outlet 331 can be vertically placed into the housing upper cover 1, and the first connecting pipe 111 of the housing upper cover 1 is inserted into the filter element 3 provided with the air outlet 331 to form tight fit and prevent air leakage; then the top end of the housing lower cover 2 is installed in the housing upper cover 1, the axial position 412 of the fastening lug 41 passes through the first slot 422 and the axial position 412 is located in the first slot 422, the circumferential position 411 of the fastening lug 41 passes through the protruding point 424 to enter the second slot 423 by slightly rotating clockwise with force, at the moment, the axial position 412 of the fastening lug 41 abuts against the end surface of the slot body 42 to prevent the housing upper cover 1 and the housing lower cover 2 from moving relatively along the axial direction, and the protruding point 424 blocks the circumferential position 411 to prevent the housing upper cover 1 and the housing lower cover 2 from moving relatively along the circumferential direction. After the assembly is completed, the assembly tool can be slightly rotated in the anticlockwise direction to see whether the assembly tool is loosened, and if the assembly tool is not loosened, the assembly is successful. When the air filter for the heater is disassembled, the circumferential clamping position 411 of the buckling lug 41 is enabled to cross the salient point 424 and enter the first groove 422 through slight counterclockwise rotation, then the upper shell cover 1 and the lower shell cover 2 can be separated through axial force, and the filter element 3 is taken out and replaced.
In the air filter for the heater, the upper cylinder body 12 and the lower cylinder body 22 are connected together in a buckling mode through the two groups of buckling mechanisms 4, each group of buckling mechanisms 4 comprises a buckling lug 41 and a groove body 42 matched with the buckling lug 41, and therefore the air filter for the heater is convenient to install and disassemble and convenient for replacement of the filter element 3.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (10)
1. An air filter for a heater is characterized by comprising a shell upper cover, a shell lower cover and a filter element, the upper cover of the shell comprises a top plate and an upper cylinder body extending downwards from the periphery of the top plate, the outer end of the top plate is provided with an air outlet, the lower cover of the shell comprises a lower cylinder body and an air inlet net arranged at the bottom end of the lower cylinder body, a plurality of air inlet net holes are formed on the air inlet net, the bottom of the upper cylinder body is butted with the top of the lower cylinder body, an accommodating space for accommodating the filter element is formed between the upper cylinder body and the lower cylinder body, the filter element is arranged in the accommodating space, the upper barrel body and the lower barrel body are connected together in a buckling way through two groups of buckling mechanisms, each group of buckling mechanism comprises a buckling lug and a groove body matched with the buckling lug, one of the buckle lug and the groove body is connected to the upper barrel body, and the other of the buckle lug and the groove body is connected to the lower barrel body.
2. The air cleaner for a heater of claim 1, wherein the two sets of snapping mechanisms are oppositely disposed on opposite sides of the upper and lower cylinders.
3. The air cleaner for the heater according to claim 1, wherein the engaging lug includes a circumferential engaging portion and an axial engaging portion, the groove body is formed with a groove, the groove includes a first groove portion and a second groove portion, a radial dimension of the first groove portion is greater than a radial dimension of the second groove portion, a protruding point is formed between the first groove portion and the second groove portion, when the engaging lug is aligned with the first groove portion of the groove portion, the axial engaging portion of the engaging lug can pass through the first groove portion and the axial engaging portion is located in the first groove portion, the circumferential engaging portion of the engaging lug can pass through the protruding point to enter the second groove portion by rotating the upper barrel and/or the lower barrel, the axial engaging portion of the engaging lug abuts against an end surface of the groove portion to prevent the upper housing cover and the lower housing cover from moving relative to each other in the axial direction, and the protruding point stops the circumferential engaging portion to prevent the upper housing cover and the lower housing cover from moving relative to each other in the circumferential direction And (4) moving.
4. The air cleaner for a heater as claimed in claim 3, wherein the catching lug is connected to the lower cylinder and formed integrally with the lower cylinder, and the groove is connected to the upper cylinder and formed integrally with the upper cylinder.
5. The air cleaner for the heater according to claim 4, wherein a first protrusion ring is formed on a circumferential surface of the lower cylinder near a top end thereof, the catch is formed on the first protrusion ring, a second protrusion ring is formed on a circumferential surface of the upper cylinder near a top end thereof, the groove body is formed on the second protrusion ring, and a catching groove of the groove body penetrates the second protrusion ring in an axial direction.
6. The air cleaner for a heater according to claim 5, wherein a top surface of the first collar is lower than a top surface of the lower cylinder and forms a step at a position where the first collar is coupled to the lower cylinder, a bottom surface of the second collar is flush with a bottom surface of the upper cylinder, a top end of the lower cylinder is inserted into the upper cylinder, and the top surface of the first collar abuts against the bottom surface of the second collar.
7. The air cleaner for a heater as claimed in claim 1, wherein the lower cylinder is formed with a reinforcing rib at an inner side of the air intake net, the reinforcing rib having a cross shape and four end portions connected with an inner wall of the lower cylinder.
8. The air cleaner for a heater as claimed in claim 1, wherein the housing upper cover is made of a black material mixed with polypropylene and talc, the lower cylinder is made of a transparent polycarbonate material, and the air inlet net is a metal net.
9. The air cleaner for a heater according to claim 1, wherein a first connection pipe is formed at a periphery of the air outlet inside the top plate, the filter element includes a cylindrical filter paper, a first end cap disposed at a bottom end of the filter paper, and a second end cap disposed at a top end of the filter paper, the first end cap is provided with an air inlet hole, the second end cap is provided with an air outlet hole, the air inlet hole is opposite to the air inlet mesh hole, and the first connection pipe is inserted into the air outlet hole.
10. The air cleaner for a heater as claimed in claim 9, wherein the filter paper is formed by folding wood pulp paper in a circumferential direction, the filter paper has an outer diameter and an inner diameter which are gradually increased from a first end cap toward a second end cap, and the first and second end caps are made of soft polyurethane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921856238.9U CN210874568U (en) | 2019-10-30 | 2019-10-30 | Air filter for heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921856238.9U CN210874568U (en) | 2019-10-30 | 2019-10-30 | Air filter for heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210874568U true CN210874568U (en) | 2020-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921856238.9U Active CN210874568U (en) | 2019-10-30 | 2019-10-30 | Air filter for heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210874568U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110652806A (en) * | 2019-10-30 | 2020-01-07 | 安徽凤凰滤清器股份有限公司 | Air filter for heater |
-
2019
- 2019-10-30 CN CN201921856238.9U patent/CN210874568U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110652806A (en) * | 2019-10-30 | 2020-01-07 | 安徽凤凰滤清器股份有限公司 | Air filter for heater |
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