CN217540977U - Primary filtering air inlet pipe for fresh air fan - Google Patents
Primary filtering air inlet pipe for fresh air fan Download PDFInfo
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- CN217540977U CN217540977U CN202221573243.0U CN202221573243U CN217540977U CN 217540977 U CN217540977 U CN 217540977U CN 202221573243 U CN202221573243 U CN 202221573243U CN 217540977 U CN217540977 U CN 217540977U
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Abstract
The utility model discloses a primary filter air-supply line that new fan used relates to new fan technical field. The utility model comprises an outer pipe section, a connecting section and an inner pipe section; the inner diameter and the outer diameter of the outer pipe section are the same as those of the inner pipe section; the outer pipe section and the inner pipe section are respectively in inserting fit with two ends of the connecting section; the filter element is arranged in the inner pipe section, and the inner part of the inner pipe section is limited and fixed through two support frames; the support frame, the connecting section and the outer pipe section or the inner pipe section are fixedly connected through four positioning bayonet locks, and the connecting section comprises a cylinder; a circular cylinder boss is arranged in the middle of the outer wall of the cylinder, and the inner diameter and the outer diameter of the circular cylinder boss are the same as those of the inner pipe section; the outer wall of the circular cylinder boss is provided with a plurality of circular ring channels; the outer wall of the circular cylinder boss is provided with a plurality of through holes which penetrate through the inner wall of the cylinder. The utility model discloses an outer pipeline section, linkage segment and inner tube section connect into the intake stack, fix at the interior installation filter core and through two support frames, realize the filtration of air inlet process, overall structure is reasonable simple.
Description
Technical Field
The utility model belongs to the technical field of new fan, especially, relate to a primary filter air-supply line that new fan used.
Background
The fresh air machine has the advantages of introducing outdoor air into a room and keeping the freshness of the indoor air, and is more and more concerned and popular in the market. Generally, most of the fresh air machines are base stations or machine room air conditioners. It is simply to introduce outdoor air into the room to maintain the freshness of the indoor air.
When the new fan is installed, a hole needs to be formed in the front, then an air inlet pipe is installed in the hole, and the air inlet pipe is installed and connected with the outside and the inside of the room. The existing air inlet pipe is of an independent cylinder structure, is long in integral structure, does not have a simple primary filtering function, and increases the consumption of a filtering component inside the fresh air machine. To this end, the present document provides a primary filter air inlet duct for use with a fresh air machine.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a primary filter air-supply line that new fan used connects into the intake stack through outer pipeline section, linkage segment and inner pipe section, fixes at the interior installation filter core and through two support frames, realizes the filtration of air inlet process, and overall structure is reasonable simple.
In order to solve the technical problem, the utility model discloses a realize through following technical scheme:
the utility model relates to a primary filtering air inlet pipe used by a fresh air fan, which comprises an outer pipe section, a connecting section and an inner pipe section; the inner diameter and the outer diameter of the outer pipe section are the same as those of the inner pipe section; the outer pipe section and the inner pipe section are respectively in plug-in fit with two ends of the connecting section; the filter element is arranged in the inner pipe section, and the inner part of the inner pipe section is limited and fixed through two support frames; the support frame, the connecting section and the outer pipe section or the inner pipe section are fixedly connected through four positioning bayonet locks.
As a preferred technical scheme of the utility model, the connecting section comprises a cylinder; a circular-ring-barrel boss is arranged in the middle of the outer wall of the cylinder, and the inner diameter and the outer diameter of the circular-ring-barrel boss are the same as those of the inner pipe section; the outer wall of the circular cylinder boss is provided with a plurality of circular ring channels; the outer wall of the circular cylinder boss is provided with a plurality of through holes penetrating to the inner wall of the cylinder, and the through holes are communicated with the circular ring channels; the cylinder walls at two ends of the cylinder are respectively provided with four first positioning holes matched with the positioning bayonet locks in a clamping way.
As a preferred technical scheme of the utility model, the pipe wall of the connecting end of the outer pipe section and the connecting section is provided with four second positioning holes matched with the positioning bayonet locks; and the outer side of the second positioning hole is chamfered.
As a preferred technical scheme of the utility model, a fan is arranged in the outer pipe section; the inner wall of the cylinder is provided with a threading groove.
As a preferred technical scheme of the utility model, four third positioning holes matched with the positioning bayonet locks are arranged on the pipe wall of the connecting end of the inner pipe section and the connecting section; and the outer side of the third positioning hole is chamfered.
As a preferred technical solution of the present invention, the support frame includes a support cylinder fitted to the inner wall of the connection section; a cross is fixed on the inner wall of one end of the supporting cylinder, which is connected and matched with the filter element; the peripheral side surface of the supporting cylinder is provided with four fourth positioning holes matched with the positioning bayonet pins; and the outer side of the fourth positioning hole is chamfered.
The utility model discloses following beneficial effect has:
1. the utility model discloses an outer pipeline section, linkage segment and inner pipe section connect into the intake stack, fix in the interior installation filter core and through two support frames, realize the filtration of air inlet process.
2. The utility model discloses an installation fan increases the intake in the outer pipeline section, reduces the windage influence that the installation filter core brought, rationally reduces the power of inside new fan.
3. The utility model discloses a syllogic combination of outer pipeline section, linkage segment and interior pipeline section, outer pipeline section and linkage segment are the fixed length section, and the length of interior pipeline section sets up to a plurality of length size, shortens single section length, carries out the adaptation according to different wall body thickness.
Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a primary filtering air inlet pipe used by a new fan of the present invention.
Fig. 2 is an axial front view of the present invention.
Fig. 3 is a schematic axial cross-sectional view of the present invention.
Fig. 4 is a schematic structural diagram of the outer pipe section and the fan.
Fig. 5 is a schematic view of the structure of the connection segment.
Fig. 6 is a schematic structural view of the inner tube section.
Fig. 7 is a schematic structural view of the support frame.
In the drawings, the reference numbers indicate the following list of parts:
1-outer pipe section, 2-connecting section, 3-inner pipe section, 4-filter element, 5-support frame, 6-positioning bayonet lock, 7-fan, 11-second positioning hole, 21-cylinder, 22-circular cylinder boss, 23-circular ring channel, 24-through hole, 25-first positioning hole, 26-threading groove, 31-third positioning hole, 51-support cylinder, 52-cross, 53-fourth positioning hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The first embodiment is as follows:
referring to fig. 1-3, the present invention relates to a primary filtering air inlet pipe for a new fan, which comprises an outer pipe section 1, a connecting section 2 and an inner pipe section 3; the inner diameter and the outer diameter of the outer pipe section 1 are the same as those of the inner pipe section 3; the outer pipe section 1 and the inner pipe section 3 are respectively in inserting fit with two ends of the connecting section 2; a filter element 4 is arranged in the inner pipe section 3, and the inner part of the inner pipe section 3 is limited and fixed through two support frames 5; the supporting frame 5 and the connecting section 2 as well as the outer pipe section 1 or the inner pipe section 3 are fixedly connected through four positioning bayonet pins 6.
As shown in fig. 5, the connecting section 2 comprises a cylinder 21; a circular-ring-cylinder boss 22 is arranged in the middle of the outer wall of the cylinder 21, and the inner diameter and the outer diameter of the circular-ring-cylinder boss 22 are the same as those of the inner diameter and the outer diameter of the inner pipe section 3; the outer wall of the circular cylinder boss 22 is provided with a plurality of circular ring channels 23; the outer wall of the circular cylinder boss 22 is provided with a plurality of through holes 24 penetrating to the inner wall of the cylinder 21, and the through holes 24 are communicated with a plurality of circular ring channels 23; the cylinder walls at two ends of the cylinder 21 are respectively provided with four first positioning holes 25 matched with the positioning bayonet 6 in a clamping way.
As shown in fig. 4, four second positioning holes 11 matched with the positioning bayonet 6 are formed in the pipe wall of the connecting end of the outer pipe section 1 and the connecting section 2; the outside of the second positioning hole 11 is chamfered.
As shown in fig. 6, four third positioning holes 31 matched with the positioning bayonet 6 are formed in the pipe wall of the connecting end of the inner pipe section 3 and the connecting section 2; the outside of the third positioning hole 31 is chamfered.
As shown in fig. 7, the supporting frame 5 includes a supporting cylinder 51 fitted to the inner wall of the connecting section 2; a fixed cross 52 at the inner wall of one end of the supporting cylinder 51, which is connected and matched with the filter element 4; the peripheral side surface of the supporting cylinder 51 is provided with four fourth positioning holes 53 matched with the positioning bayonet pins 6; the outside of the fourth positioning hole 53 is chamfered.
The utility model discloses a syllogic combination of outer pipeline section 1, linkage segment 2 and interior pipeline section 3, outer pipeline section 1 and linkage segment 2 are the fixed length section, and the length of interior pipeline section 3 sets up to a plurality of length size, shortens single section length, carries out the adaptation according to different wall thickness.
The utility model discloses an outer pipeline section 1, linkage segment 2 and inner pipe section 3 connect into the intake stack, fix at interior installation filter core 4 and through two support frames 5, realize the filtration of air inlet process.
The second embodiment is as follows:
on the basis of the first embodiment, the present embodiment is different in that:
as shown in fig. 1, 3, 4 and 5, a fan 7 is installed inside the outer pipe section 1; the inner wall of the cylinder 21 is provided with a threading groove 26, and the power supply of the fan 7 comes from an internal fresh fan and is started synchronously with an internal turbine.
The utility model discloses installation fan 7 increases the intake in outer pipeline section 1, reduces the windage influence that installation filter core 4 brought, rationally reduces the power of inside new fan.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended to aid in the description of the invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, thereby enabling others skilled in the art to best understand the invention and its practical application. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a primary filter air-supply line that new fan used which characterized in that:
comprises an outer pipe section (1), a connecting section (2) and an inner pipe section (3); the inner diameter and the outer diameter of the outer pipe section (1) are the same as those of the inner pipe section (3);
the outer pipe section (1) and the inner pipe section (3) are respectively in plug-in fit with two ends of the connecting section (2);
a filter element (4) is arranged in the inner pipe section (3), and the inner part of the inner pipe section (3) is limited and fixed through two support frames (5); the support frame (5) is fixedly connected with the connecting section (2) and the outer pipe section (1) or the inner pipe section (3) through four positioning bayonet locks (6).
2. A primary filtering air inlet duct for new fans according to claim 1, characterized in that said connection section (2) comprises a cylinder (21); an annular cylinder boss (22) is arranged in the middle of the outer wall of the cylinder (21), and the inner diameter and the outer diameter of the annular cylinder boss (22) are the same as those of the inner pipe section (3); the outer wall of the circular cylinder boss (22) is provided with a plurality of circular ring channels (23); the outer wall of the circular cylinder boss (22) is provided with a plurality of through holes (24) penetrating through the inner wall of the cylinder (21), and the through holes (24) are communicated with the circular ring channels (23); the cylinder walls at two ends of the cylinder (21) are respectively provided with four first positioning holes (25) matched with the positioning bayonet pins (6) in a clamping way.
3. The primary filtering air inlet pipe used for the new fan according to claim 2, wherein the pipe wall of the connecting end of the outer pipe section (1) and the connecting section (2) is provided with four second positioning holes (11) matched with the positioning clamping pins (6); and the outer side of the second positioning hole (11) is chamfered.
4. The primary filtering air inlet pipe for the new fan according to claim 3, characterized in that the fan (7) is installed inside the outer pipe section (1); the inner wall of the cylinder (21) is provided with a threading groove (26).
5. The primary filtering air inlet pipe used by a new fan according to claim 2, wherein the pipe wall of the connecting end of the inner pipe section (3) and the connecting section (2) is provided with four third positioning holes (31) matched with the positioning clamping pins (6); and the outer side of the third positioning hole (31) is chamfered.
6. The primary filtering air inlet duct for new fans according to claim 4 or 5, characterized in that said support frame (5) comprises a support cylinder (51) engaged with the inner wall of said connection section (2); the supporting cylinder (51) is connected with the filter element (4) and matched with a fixed cross (52) on the inner wall of one end; four fourth positioning holes (53) matched with the positioning bayonet pins (6) are formed in the peripheral side surface of the supporting cylinder (51); and the outer side of the fourth positioning hole (53) is chamfered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221573243.0U CN217540977U (en) | 2022-06-22 | 2022-06-22 | Primary filtering air inlet pipe for fresh air fan |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221573243.0U CN217540977U (en) | 2022-06-22 | 2022-06-22 | Primary filtering air inlet pipe for fresh air fan |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217540977U true CN217540977U (en) | 2022-10-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221573243.0U Active CN217540977U (en) | 2022-06-22 | 2022-06-22 | Primary filtering air inlet pipe for fresh air fan |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217540977U (en) |
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2022
- 2022-06-22 CN CN202221573243.0U patent/CN217540977U/en active Active
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