CN220103327U

CN220103327U - Fresh air equipment

Info

Publication number: CN220103327U
Application number: CN202321677995.6U
Authority: CN
Inventors: 陈遵荣; 牛亮; 雷朋飞; 张利; 黄世哲; 卢江涛; 刘远辉; 周志军
Original assignee: Guangdong PHNIX Eco Energy Solution Ltd
Current assignee: Guangdong PHNIX Eco Energy Solution Ltd
Priority date: 2023-06-28
Filing date: 2023-06-28
Publication date: 2023-11-28
Anticipated expiration: 2033-06-28

Abstract

The utility model discloses a fresh air device, comprising: the heat preservation shell is internally provided with a fan installation chamber, and the bottom of the fan installation chamber is correspondingly provided with an installation groove; the fan base is clamped in the mounting groove; the fan is arranged on the fan base, and is fixed in the fan installation chamber through clamping of the fan base in the installation groove. The fan of this scheme need not in using the bolt to lock the fan in the heat preservation shell when the installation, avoided because the dismouting of bolt brings increase dismouting degree of difficulty, influence dismouting efficiency scheduling problem. From the above, in the fresh air equipment of this scheme, the fan has advantages such as dismouting is simple, quick.

Description

Fresh air equipment

Technical Field

The utility model relates to the technical field of air conditioning, in particular to fresh air equipment.

Background

In the fresh air fan, a fan is required to drive air to flow so as to realize the function of continuously conveying fresh air indoors. In the existing fresh air machine, the fan is usually fixed in the shell by adopting a bolt and nut assembly, although the mode can ensure the reliability of fan installation, a plurality of bolts are required to be disassembled in the disassembly and assembly process, so that the disassembly and assembly difficulty is increased to a certain extent, the disassembly and assembly efficiency is influenced, particularly the bolts located at dead angles are small in movable space of the tool, and the disassembly and assembly difficulty of the bolts is further improved.

Disclosure of Invention

The aim of the embodiment of the utility model is that: the utility model provides a fresh air equipment, it can solve the above-mentioned problem that exists among the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a fresh air appliance comprising:

the heat preservation shell is internally provided with a fan installation chamber, and the bottom of the fan installation chamber is correspondingly provided with an installation groove;

the fan base is clamped in the mounting groove;

the fan is arranged on the fan base, and is fixed in the fan installation chamber through clamping of the fan base in the installation groove.

Optionally, the fan includes the fan casing, the fan casing includes volute portion and play tuber pipe portion, go out tuber pipe portion connect in the rear side of volute portion, be equipped with on the fan base with the spiral case groove that the spiral case portion corresponds, spiral case portion cartridge to in the spiral case groove realizes the fan in the installation on the fan base.

Optionally, a first air inlet is formed in the left side of the volute section, and a second air inlet is formed in the right side of the volute section; the fan base comprises a volute casing wall arranged on the periphery of the volute casing groove, the volute casing wall comprises a left wall plate and a right wall plate, a first position avoidance notch corresponding to the first air inlet is formed in the left wall plate, a second position avoidance notch corresponding to the second air inlet is formed in the right wall plate, and the first air inlet and the second air inlet are avoided through the first position avoidance notch and the second position avoidance notch, so that air inlet of the first air inlet and air inlet of the second air inlet is smooth.

Optionally, the fan further includes a first motor support and a second motor support fixed on the left side and the right side of the volute portion respectively, a first support groove corresponding to the first motor support is formed in the left wall plate, a second support groove corresponding to the second motor support is formed in the right wall plate, the first motor support is clamped into the first support groove, and the second motor support is clamped into the second support groove.

Optionally, the fan base is further provided with a reinforcing plate, and the reinforcing plate is simultaneously connected with the fan and the fan base so as to strengthen the connection between the fan and the fan base.

Optionally, a flange plate is disposed on a side of the air outlet pipe portion away from the volute portion, and the reinforcing plate is connected to a side of the flange plate away from the volute portion.

Optionally, the heat preservation shell is including being located the fan baffle of the rear side of fan installation room, be equipped with the size in the fan baffle and be less than the size of reinforcing plate is crossed wind gap, the reinforcing plate in the indoor butt of fan installation fan baffle, in order to seal the wind gap between wind outlet pipe portion and the wind gap.

Optionally, a mounting sink is arranged on one side, close to the fan mounting chamber, of the fan partition plate, and the mounting sink is arranged around the air outlet; the left and right sides of reinforcing plate are provided with the side butt board of buckling to fan mount chamber place side, the reinforcing plate embedding in the installation heavy groove, the both sides the side butt board respectively butt the lateral wall of installation heavy groove.

Optionally, the top side of air gap is open side, the top side of fan baffle installs and seals the board, through the board seals the top side of air gap, just the reinforcing plate butt go up the sealing plate.

Optionally, the heat preservation shell includes the bottom plate and encloses and locate the peripheral wall of the week portion of bottom plate, the mounting groove set up in on the bottom plate, just the mounting groove is logical groove, thereby realizes fan base and fan is integrative to pass through the mounting groove passes in and out from top to bottom the fan installing chamber.

The beneficial effects of the utility model are as follows: the utility model discloses fresh air equipment, wherein a mounting groove is formed in the bottom of a fan mounting chamber in a heat-insulating shell, a fan is mounted on a fan base, and the fan is mounted in the heat-insulating shell through a clamping structure of the fan base and the mounting groove. From the above, in the fresh air equipment of this scheme, the fan has advantages such as dismouting is simple, quick.

Drawings

The utility model is described in further detail below with reference to the drawings and examples.

FIG. 1 is a schematic diagram of a three-dimensional structure of a fresh air device according to an embodiment of the present utility model;

FIG. 2 is an explosion schematic diagram of a fresh air device according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of an internal structure of a fresh air device according to an embodiment of the present utility model;

FIG. 4 is an exploded view of the structure shown in FIG. 3;

FIG. 5 is a schematic diagram illustrating a fan disassembling and assembling process of the fresh air equipment according to the embodiment of the utility model;

FIG. 6 is a schematic structural view of a heat-insulating shell according to an embodiment of the present utility model;

FIG. 7 is a schematic view of a fan and fan base assembly according to an embodiment of the present utility model;

FIG. 8 is an exploded view of the structure of FIG. 7;

fig. 9 is an exploded view of the structure of fig. 7 from another perspective.

In the figure:

1. a sheet metal housing; 11. a sheet metal bottom shell; 111. a fan access panel; 12. a sheet metal upper cover; 2. a thermal insulation shell; 21. a fan installation chamber; 211. a mounting groove; 22. a fan separator; 221. an air port; 222. installing a sinking groove; 23. a bottom plate; 24. a surrounding wall; 3. a blower; 31. a volute section; 311. a first air inlet; 312. a second air inlet; 32. an air outlet pipe part; 33. a flange plate; 34. a first motor bracket; 35. a second motor bracket; 4. a fan base; 41. a volute tank; 42. a left wall plate; 421. a first clearance gap; 422. a first bracket slot; 43. a right wall plate; 431. a second clearance gap; 432. a second bracket slot; 5. a reinforcing plate; 51. a lateral abutment plate; 6. and (5) an upper closing plate.

Detailed Description

In order to make the technical problems solved by the present utility model, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present utility model are described in further detail below, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the existing fresh air machine, the fan is usually fixed in the shell by adopting a bolt and nut assembly, although the mode can ensure the reliability of fan installation, a plurality of bolts are required to be disassembled in the disassembly and assembly process, so that the disassembly and assembly difficulty is increased to a certain extent, the disassembly and assembly efficiency is influenced, particularly the bolts located at dead angles are small in movable space of the tool, and the disassembly and assembly difficulty of the bolts is further improved.

In order to solve the above technical problems, as shown in fig. 1-9, this embodiment provides a fresh air device, including:

the heat preservation shell 2 is internally provided with a fan installation chamber 21, and the bottom of the fan installation chamber 21 is correspondingly provided with an installation groove 211;

the fan base 4 is clamped in the mounting groove 211;

the fan 3 is mounted on the fan base 4, and the fan 3 is fixed in the fan mounting chamber 21 by clamping the fan base 4 in the mounting groove 211.

It should be noted that, in this scheme, the purpose of the utility model is to realize that the fan 3 is mounted in the heat insulation shell 2 without using bolts for reinforcement, but before the fan 3 is mounted in the heat insulation shell 2, the operation space is larger, the difficulty of fastening bolts is low, so that the fan 3 and the fan base 4 do not need to be pre-reinforced by bolts, that is, the fan 3 and the fan base 4 or other structural members required for mounting can be pre-reinforced by bolts, and then the whole assembly is integrally mounted in the heat insulation shell 2.

The heat-insulating shell 2 is formed by integrally injection molding a foaming material such as EPP, has the advantages of good heat-insulating performance, waterproof performance consumption, easiness in molding and the like, and can be directly formed into a clamping structure for clamping various functional devices on the inner side after molding. The thickness of the heat preservation shell 2 is larger, and the installation groove 211 with enough depth can be formed in the heat preservation shell, so that the fan base 4 can be stably clamped in the installation groove 211, and the installation reliability of the fan 3 is guaranteed. To further improve the stability of the clamping, the fan base 4 and the mounting groove 211 preferably adopt an interference fit. The fan base 4 is preferably made of the same material as the heat insulation shell 2, and besides the fan base 4 can seal the mounting groove 211 and ensure the heat insulation capability of the heat insulation shell 2, the fan base 4 can also play a damping role on the fan 3, so that the noise of a unit is reduced.

In one embodiment, the metal plate shell 1 is sleeved outside the heat preservation shell 2, and the metal plate shell 1 is arranged outside the heat preservation shell, so that the outer wall of the heat preservation shell 2 can be protected, and the aesthetic property of a product can be optimized; the panel beating shell 1 includes panel beating drain pan 11 and panel beating upper cover 12, and outside the heat preservation shell 2 was located to panel beating drain pan 11 cover, panel beating upper cover 12 lid was closed on panel beating drain pan 11 to form the cover of the top side of whole fresh air machine.

Based on the fresh air equipment of this embodiment, the bottom that lies in fan installation room 21 in the thermal insulation shell 2 has set up mounting groove 211, and fan 3 installs on fan base 4, realizes the installation of fan 3 in thermal insulation shell 2 through the clamping structure of fan base 4 and mounting groove 211, so, fan 3 in this scheme need not to use the bolt to lock up fan 3 in thermal insulation shell 2 when the installation, has avoided because the increase dismouting degree of difficulty that the dismouting of bolt brought, influence dismouting efficiency scheduling problem. From the above, in the fresh air equipment of this scheme, fan 3 has advantages such as dismouting is simple, quick.

In the description of the embodiment, the air inlet side is the front end and the air outlet side is the rear end based on the flow direction of the air in the fan device, so that the side of the air outlet in the fan 3 is the rear side of the fan 3.

In an embodiment, referring to fig. 8-9, the fan 3 includes a fan housing, where the fan housing includes a volute portion 31 and an air outlet pipe portion 32, the air outlet pipe portion 32 is connected to a rear side of the volute portion 31, a volute groove 41 corresponding to the volute portion 31 is provided on the fan base 4, and the volute portion 31 is clamped into the volute groove 41, so that the fan 3 is mounted on the fan base 4.

Specifically, the volute groove 41 is disposed corresponding to the volute portion 31, which means that the volute groove 41 matches the shape of the bottom of the volute portion 31, so that after installation, the inner wall of the volute groove 41 can be tightly attached to the outer wall of the volute portion 31. The spiral case groove 41 corresponding to the spiral case part 31 is arranged on the fan base 4, so that the close fit between the spiral case part 31 and the fan base 4 can be realized, and the reliability of the fan 3 installed on the fan base 4 is effectively improved. Preferably, the interference fit between the volute section 31 and the volute groove 41 further improves the reliability of the fan 3 installation.

In an embodiment, referring to fig. 7-8, a first air inlet 311 is disposed on the left side of the volute portion 31, and a second air inlet 312 is disposed on the right side; the fan base 4 includes a volute casing wall 24 located at the periphery of the volute casing groove 41, the volute casing wall 24 includes a left wall plate 42 and a right wall plate 43, a first avoidance gap 421 corresponding to the first air inlet 311 is formed in the left wall plate 42, a second avoidance gap 431 corresponding to the second air inlet 312 is formed in the right wall plate 43, and the first air inlet 311 and the second air inlet 312 are avoided through the first avoidance gap 421 and the second avoidance gap 431, so that air intake of the first air inlet 311 and the second air inlet 312 is smooth.

The first position avoidance notch 421 is arranged at the position corresponding to the first air inlet 311 on the volute casing wall 24 of the fan base 4, the second position avoidance notch 431 is arranged at the position corresponding to the second air inlet 312, and the air inlet of the fan 3 can be prevented from being blocked while the purpose of stable clamping of the fan 3 on the fan base 4 is achieved, so that the air inlet smoothness of the fan 3 is ensured. Preferably, referring to fig. 7, a certain distance is provided between the wall surface of the first avoidance gap 421 and the edge of the first air inlet 311, and a certain distance is provided between the wall surface of the second avoidance gap 431 and the edge of the second air inlet 312, so that the air inlet of the fan 3 is smoother.

In an embodiment, the fan 3 further includes a first motor bracket 34 and a second motor bracket 35 fixed on the left and right sides of the volute section 31, a first bracket slot 422 corresponding to the first motor bracket 34 is provided on the left wall plate 42, a second bracket slot 432 corresponding to the second motor bracket 35 is provided on the right wall plate 43, the first motor bracket 34 is clamped into the first bracket slot 422, and the second motor bracket 35 is clamped into the second bracket slot 432.

Specifically, a motor is arranged inside the fan 3, and two ends of the motor are respectively connected with the first motor bracket 34 and the second motor bracket 35. The first bracket groove 422 and the second bracket groove 432 are respectively arranged on the left wall plate 42 and the right wall plate 43 to avoid the first motor bracket 34 and the second motor bracket 35, so that the bottom of the volute part 31 can be smoothly clamped into the volute groove 41.

In an embodiment, the fresh air device further includes a reinforcing plate 5, where the reinforcing plate 5 is connected to the fan 3 and the fan base 4 at the same time, so as to strengthen the connection between the fan 3 and the fan base 4.

The reinforcing plate 5 is arranged to be connected with the fan 3 and the fan base 4 at the same time, so that the reliability of connection between the fan 3 and the fan base 4 can be effectively improved. Preferably, the fan 3 and the fan base 4 are respectively connected with the reinforcing plate 5 through bolts. During assembly, the fan 3, the fan base 4 and the reinforcing plate 5 can be independently connected and then integrally installed in the heat-insulating shell 2.

In one embodiment, a flange plate 33 is disposed on a side of the air outlet pipe portion 32 away from the volute portion 31, and the reinforcing plate 5 is connected to a side of the flange plate 33 away from the volute portion 31.

The flange plate 33 is arranged at the air outlet of the air outlet pipe part 32, so that a flat connecting surface with a larger area can be provided for the connection of the reinforcing plate 5 and the fan 3, the connection of the reinforcing plate 5 and the fan 3 is greatly facilitated, and the connection reliability of the reinforcing plate 5 and the fan 3 is improved.

In one embodiment, the heat-insulating housing 2 includes a fan partition 22 disposed at a rear side of the fan installation chamber 21, an air passing opening 221 smaller than the reinforcing plate 5 is disposed in the fan partition 22, and the reinforcing plate 5 abuts against the fan partition 22 in the fan installation chamber 21 to close a gap between the air passing opening 221 and the air outlet pipe 32.

By combining the structure of the reinforcing plate 5 and utilizing the reinforcing plate 5 to seal the gap between the air outlet pipe part 32 and the fan partition plate 22, the air tightness in the fresh air equipment can be ensured, and the problem that the air outlet of the fresh air equipment is influenced due to air leakage between the fan 3 and the air passing port 221 is avoided.

In one embodiment, referring to fig. 6, a mounting sink 222 is disposed on a side of the fan partition 22 near the fan mounting chamber 21, and the mounting sink 222 is disposed around the air outlet 221; the left and right sides of the reinforcing plate 5 are provided with lateral abutting plates 51 bent towards the side where the fan installation chamber 21 is located, the reinforcing plate 5 is embedded into the installation sink 222, and the lateral abutting plates 51 on the two sides are respectively abutted against the side walls of the installation sink 222.

By this arrangement, the contact area between the reinforcing plate 5 and the fan partition 22 can be effectively increased, and the air tightness can be improved.

In one embodiment, the top side of the air hole 221 is an open side, the top side of the fan partition 22 is provided with an upper sealing plate 6, the top side of the air hole 221 is sealed by the upper sealing plate 6, and the reinforcing plate 5 abuts against the upper sealing plate 6.

Specifically, the top side of the air port 221 is open, so that the heat preservation shell 2 can be produced by adopting up-and-down demolding, the molding die of the heat preservation shell 2 is simplified, and the demolding difficulty is reduced. Referring to fig. 4, the top is provided with an upper sealing plate 6 assembled later, so that the top side of the air passing opening 221 can be sealed, and air leakage at the top side of the fan 3 is avoided.

In one embodiment, the heat-insulating shell 2 includes a bottom plate 23 and a surrounding wall 24 surrounding the periphery of the bottom plate 23, the mounting groove 211 is disposed on the bottom plate 23, and the mounting groove 211 is a through groove, so that the fan base 4 and the fan 3 can integrally pass through the mounting groove 211 to enter and exit the fan mounting chamber 21 up and down.

Specifically, as suspension type new trend equipment, among the traditional scheme, fan 3 installs in the casing, and when overhauling fan 3, only can open the upper cover behind the whole new trend equipment below, and after having overhauld, lift up new trend equipment again, whole maintenance process is very troublesome. In the scheme, the mounting groove 211 in the heat preservation shell 2 is set as a through groove, and referring to fig. 5, when the fan 3 is overhauled, the fan overhauling plate 111 at the bottom can be directly opened, and then the fan base 4 and the fan 3 are integrally taken out downwards; after the maintenance is finished, the fan base 4 and the fan 3 are integrally installed in the heat preservation shell 2 from the installation groove 211 upwards, and the whole process does not involve the hoisting of the whole fresh air equipment, so that the maintenance work of the fan 3 can be greatly simplified through the structure.

In the description herein, it should be understood that the terms "upper," "lower," "left," "right," and the like are merely for convenience of description and to simplify the operation, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for providing a special meaning.

In the description herein, reference to the term "one embodiment," "an example," etc., means 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in the foregoing embodiments, and that the embodiments described in the foregoing embodiments may be combined appropriately to form other embodiments that will be understood by those skilled in the art.

The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will be apparent to those skilled in the art from consideration of this specification without undue burden.

Claims

1. A fresh air device, comprising:

the heat preservation shell (2) is internally provided with a fan installation chamber (21), and an installation groove (211) is correspondingly formed in the bottom of the fan installation chamber (21);

the fan base (4) is clamped in the mounting groove (211);

the fan (3) is arranged on the fan base (4), and the fan (3) is fixed in the fan installation chamber (21) through clamping of the fan base (4) in the installation groove (211).

2. Fresh air equipment according to claim 1, characterized in that the fan (3) comprises a fan housing, the fan housing comprises a volute section (31) and an air outlet pipe section (32), the air outlet pipe section (32) is connected to the rear side of the volute section (31), a volute groove (41) corresponding to the volute section (31) is arranged on the fan base (4), and the volute section (31) is clamped into the volute groove (41) to realize the installation of the fan (3) on the fan base (4).

3. Fresh air device according to claim 2, characterized in that the left side of the volute section (31) is provided with a first air inlet (311) and the right side is provided with a second air inlet (312); the fan base (4) comprises a volute casing wall (24) located on the periphery of the volute casing groove (41), the volute casing wall (24) comprises a left wall plate (42) and a right wall plate (43), a first avoidance gap (421) corresponding to the first air inlet (311) is formed in the left wall plate (42), a second avoidance gap (431) corresponding to the second air inlet (312) is formed in the right wall plate (43), and the first air inlet (311) and the second air inlet (312) are avoided through the first avoidance gap (421) and the second avoidance gap (431), so that air inlet of the first air inlet (311) and air inlet of the second air inlet (312) is smooth.

4. A fresh air device according to claim 3, wherein the fan (3) further comprises a first motor bracket (34) and a second motor bracket (35) fixed to the left and right sides of the volute section (31), the left wall plate (42) is provided with a first bracket groove (422) corresponding to the first motor bracket (34), the right wall plate (43) is provided with a second bracket groove (432) corresponding to the second motor bracket (35), the first motor bracket (34) is clamped into the first bracket groove (422), and the second motor bracket (35) is clamped into the second bracket groove (432).

5. Fresh air device according to claim 2, further comprising a stiffening plate (5), the stiffening plate (5) being connected to the fan (3) and to the fan base (4) simultaneously to stiffen the connection of the fan (3) to the fan base (4).

6. Fresh air device according to claim 5, characterized in that the side of the air outlet pipe portion (32) remote from the volute portion (31) is provided with a flange plate (33), and the reinforcing plate (5) is connected to the side of the flange plate (33) remote from the volute portion (31).

7. Fresh air device according to claim 6, characterized in that the heat-insulating casing (2) comprises a fan partition (22) located at the rear side of the fan installation chamber (21), an air outlet (221) with a smaller size than the reinforcing plate (5) is arranged in the fan partition (22), and the reinforcing plate (5) abuts against the fan partition (22) in the fan installation chamber (21) so as to close a gap between the air outlet (221) and the air outlet pipe (32).

8. The fresh air equipment according to claim 7, wherein a mounting sink (222) is arranged on one side of the fan partition (22) close to the fan mounting chamber (21), and the mounting sink (222) is arranged around the air passing opening (221); the left and right sides of reinforcing plate (5) are provided with lateral abutting plates (51) bending towards the side where fan installation room (21) is located, reinforcing plate (5) are embedded into installation heavy groove (222), lateral abutting plates (51) on both sides are respectively abutted against the side wall of installation heavy groove (222).

9. Fresh air device according to claim 7, characterized in that the top side of the air opening (221) is an open side, that an upper closing plate (6) is mounted on the top side of the fan partition (22), that the top side of the air opening (221) is closed by the upper closing plate (6), and that the reinforcement plate (5) abuts the upper closing plate (6).

10. Fresh air equipment according to claim 1, characterized in that the heat-insulating shell (2) comprises a bottom plate (23) and a surrounding wall (24) surrounding the periphery of the bottom plate (23), the mounting groove (211) is arranged on the bottom plate (23), and the mounting groove (211) is a through groove, so that the fan base (4) and the fan (3) are integrally led in and out of the fan mounting chamber (21) through the mounting groove (211) up and down.