CN215571113U

CN215571113U - Cabinet type new fan return air cavity structure

Info

Publication number: CN215571113U
Application number: CN202122072624.2U
Authority: CN
Inventors: 梁东
Original assignee: Changchun Donghexin Ventilation Engineering Co ltd
Current assignee: Changchun Donghexin Ventilation Engineering Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-01-18
Anticipated expiration: 2031-08-30

Abstract

The utility model relates to the technical field of new fans and discloses a cabinet type new fan return air cavity structure which comprises a cabinet body, wherein the lower part of the cabinet body comprises a socket, a return air box, a support rod, an air guide pipe and an air inlet funnel, the socket is positioned at the left part of the lower part of the cabinet body, one side of the return air box is inserted into the inner side of the socket, and the cabinet type new fan return air cavity structure ensures that a user can directly pull the return air box through the handle after power failure when needing maintenance of the return air box of the new fan cabinet body by matching the arranged cabinet body, the socket, the return air box, a guide wheel, a handle, an access hole, a jack, a cover plate, a movable cavity, a spring, an inserted rod, a limiting plate, a pull ring, a groove, a slide block and a slide rail, and the right part of the air return box can be separated from the air inlet funnel, so that the bottom of the air return box is completely exposed outside the cabinet body.

Description

Cabinet type new fan return air cavity structure

Technical Field

The utility model belongs to the technical field of new fans, and particularly relates to a cabinet type new fan air return cavity structure.

Background

The fresh air machine is an effective air purification device, can circulate indoor air, on one hand, discharges dirty indoor air outdoors, and on the other hand, inputs outdoor fresh air into the room after measures such as sterilization, disinfection, filtration and the like, so that the air in the room is fresh and clean at every moment.

But the new fan on the existing market, the return air chamber of the new fan of tradition is fixed mounting in the inside of new fan when using, and such setting is placed and is made the inconvenient maintenance that carries on in return air chamber of new fan, therefore we have proposed a cabinet type new fan return air chamber structure and have solved the above-mentioned problem that proposes.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a cabinet type fresh air fan return air cavity structure, which effectively solves the problems in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a cabinet type new fan return air cavity structure, includes the cabinet body, the lower part of the cabinet body includes socket, return air case, bracing piece, air duct and air inlet funnel, the left part that the socket is located the cabinet body lower part is seted up, one side of return air case is pegged graft with the inboard of socket, the lower extreme of bracing piece and the right side fixed connection of the internal diapire of cabinet, the lower part of air duct and the upper portion fixed connection of bracing piece, air inlet funnel's right-hand member and the lower extreme fixed connection of air duct.

The air return box comprises a guide wheel, a handle, an air inlet pipe, a fine filter screen, an access hole, a jack, a cover plate, a movable cavity, a spring, an insert rod, a limiting plate, a pull ring, a groove, a slider and a slide rail, the top of the guide wheel is fixedly connected with the right side of the bottom of the air return box, one side of the handle is fixedly connected with the left side of the upper part of the air return box, one end of the air inlet pipe is inserted with the left side of the air return box, the lower part of the fine filter screen is fixedly connected with the inner wall of the air return box, the access hole is arranged on the upper part of the air return box, the jack is arranged on the left side of the inner wall of the access hole, the right part of the cover plate is movably connected with the right side of the inner wall of the access hole through a pin shaft, the movable cavity is arranged on the left part of the cover plate, the right side of the spring is fixedly connected with the right side of the inner wall of the movable cavity, the middle part of the insert rod is inserted with the middle part of the spring, the middle part of the limiting plate is fixedly connected with the middle part of the insert rod, the left side of the pull ring is fixedly connected with the right end of the inserted link, the left side of the groove, which is positioned at the top of the cover plate, is provided, the bottom of the sliding block is fixedly connected with the right side of the top of the air return box, and the inner side of the sliding rail is slidably connected with the upper part of the sliding block.

Preferably, one side of the sliding rail, which is far away from the sliding block, is fixedly connected with the middle part of the inner wall of the cabinet body.

Preferably, the right end of the inserted bar penetrates through the right side of the inner wall of the movable cavity and extends to the inside of the groove to be fixedly connected with the pull ring, and the left end of the inserted bar penetrates through the left side of the inner wall of the movable cavity and extends to the outside of the cover plate to be inserted into the jack.

Preferably, the left part of the air inlet funnel is sleeved with the right part of the air return box.

Preferably, the air inlet pipe comprises an air inlet and a coarse filter screen, the air inlet is formed in the lower portion of the left end of the air inlet pipe, and the outer side of the coarse filter screen is fixedly connected with the right side of the inner wall of the air inlet pipe.

Preferably, the elasticity of the spring is greater than the dead weight of the inserted link plus the limit plate.

Compared with the prior art, the utility model has the beneficial effects that:

1) in the work, through the cabinet body arranged, and the matching arrangement of the socket, the air return box, the guide wheel, the handle, the access hole, the jack, the cover plate, the movable cavity, the spring, the inserted link, the limiting plate, the pull ring, the groove, the sliding block and the sliding rail, when a user needs to overhaul and maintain the air return box of the fresh air cabinet body, the user can directly pull the air return box through the handle after power failure, so that the guide wheel at the bottom of the air return box can slide on the inner bottom wall of the cabinet body, the air return box can be drawn out from the socket, the right part of the air return box can be separated from the air inlet funnel, the bottom of the air return box is completely exposed outside the cabinet body, at the moment, the user stretches into the groove by hand to pull the pull ring, so that the pull ring can pull the inserted link, the inserted link can be pulled out from the jack, the limiting plate can extrude the spring in the movable cavity, so that the inserted link can sink into the cover plate, the cover plate can be opened to expose the access hole, so that a user can perform ash cleaning maintenance and maintenance work on the interior of the air return box through the access hole, and the air return cavity of the fresh air fan is effectively convenient to perform maintenance and maintenance work;

2) the utility model discloses a novel air return box, including the air return box, and the air-supply line, the air inlet, coarse filtration net, the smart filter screen, the bracing piece, the cooperation setting of air duct and inlet funnel, the air return box can absorb the outside air through the air-supply line during use, make the air can get into the air-supply line through the air inlet, the air inlet can screen out great debris, and the air that gets into the air-supply line can sieve out coarse particles through coarse filtration net, make the air that gets into in the air return box only can reserve down tiny particulate matter, thereby make the air return box can sieve out tiny granule in the air through the smart filter screen of inside, thereby make the right part of air return box lie in the inlet funnel butt joint back, inlet funnel can do further new trend with the inside of clean air through the air duct discharge new fan and handle, thereby effectively make the particulate matter in the return air chamber of new fan can normally filtered air when using.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic view of the structure at A in FIG. 1 according to the present invention.

In the figure: 1. a cabinet body; 2. a socket; 3. an air return box; 4. a guide wheel; 5. a handle; 6. an air inlet pipe; 7. an air inlet; 8. a coarse filter screen; 9. a fine filter screen; 10. an access hole; 11. a jack; 12. a cover plate; 13. a movable cavity; 14. a spring; 15. inserting a rod; 16. a limiting plate; 17. a pull ring; 18. a groove; 19. a slider; 20. a slide rail; 21. a support bar; 22. an air duct; 23. an air inlet funnel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the first embodiment, as shown in fig. 1-3, the utility model includes a cabinet 1, the lower part of the cabinet 1 includes a socket 2, a return air box 3, a support rod 21, an air duct 22 and an air inlet funnel 23, the socket 2 is located at the left part of the lower part of the cabinet 1, one side of the return air box 3 is inserted into the inner side of the socket 2, the lower end of the support rod 21 is fixedly connected with the right side of the inner bottom wall of the cabinet 1, the lower part of the air duct 22 is fixedly connected with the upper part of the support rod 21, the right end of the air inlet funnel 23 is fixedly connected with the lower end of the air duct 22, and the left part of the air inlet funnel 23 is sleeved with the right part of the return air box 3.

The air return box 3 comprises a guide wheel 4, a handle 5, an air inlet pipe 6, a fine filter screen 9, an access opening 10, a jack 11, a cover plate 12, a movable cavity 13, a spring 14, an inserted link 15, a limiting plate 16, a pull ring 17, a groove 18, a slide block 19 and a slide rail 20, wherein the top of the guide wheel 4 is fixedly connected with the right side of the bottom of the air return box 3, one side of the handle 5 is fixedly connected with the left side of the upper part of the air return box 3, one end of the air inlet pipe 6 is inserted into the left side of the air return box 3, the air inlet pipe 6 comprises an air inlet 7 and a coarse filter screen 8, the lower part of the air inlet 7 at the left end of the air inlet pipe 6 is arranged, the outer side of the coarse filter screen 8 is fixedly connected with the right side of the inner wall of the air inlet pipe 6, the lower part of the fine filter screen 9 is fixedly connected with the inner wall of the air return box 3, the access opening 10 is arranged at the upper part of the air return box 3, the jack 11 is arranged at the left side of the inner wall of the access opening 10, the right part of the cover plate 12 is movably connected with the right side of the inner wall of the access opening 10 by a pin shaft, the left part that activity chamber 13 is located apron 12 is seted up, the right side of spring 14 and the right side fixed connection of activity chamber 13 inner wall, the middle part of inserted bar 15 is pegged graft with the middle part of spring 14, the middle part of limiting plate 16 and the middle part fixed connection of inserted bar 15, spring 14's elasticity is greater than inserted bar 15 plus the dead weight of limiting plate 16, the left side of pull ring 17 and the right-hand member fixed connection of inserted bar 15, recess 18 is located the left side at apron 12 top and is seted up, the right-hand member of inserted bar 15 runs through the right side of activity chamber 13 inner wall and extends to the inside and the pull ring 17 fixed connection of recess 18, the left end of inserted bar 15 runs through the left side of activity chamber 13 inner wall and extends to the outside and the jack 11 grafting of apron 12, the right side fixed connection at the bottom and the return air box 3 top of slider 19, the inboard of slide rail 20 and the upper portion sliding connection of slider 19, the slide rail 20 keeps away from the middle part fixed connection of one side and the internal wall of slider 19 of cabinet 1.

When a user needs to overhaul and maintain the return air box 3 of the fresh air cabinet body 1, the return air box 3 can be pulled by the handle 5 directly after power failure, so that the guide wheel 4 at the bottom of the return air box 3 can slide on the inner bottom wall of the cabinet body 1, meanwhile, the return air box 3 can be pulled out from the socket 2, the right part of the return air box 3 can be separated from the air inlet funnel 23, so that the bottom of the return air box 3 is completely exposed outside the cabinet body 1, at the moment, the user stretches into the groove 18 by hand to pull the pull ring 17, so that the pull ring 17 can pull the plug rod 15, so that the plug rod 15 can be pulled out from the jack 11, the limiting plate 16 can extrude the spring 14 in the movable cavity 13, so that the plug rod 15 can be immersed in the cover plate 12, so that the cover plate 12 can be opened, the overhaul port 10 is exposed, so that the user can perform ash cleaning, maintenance and maintenance work on the inside of the return air box 3 through the overhaul port 10, during the use, return air case 3 can absorb the external air through air-supply line 6, make the air can get into air-supply line 6 through air inlet 7, air inlet 7 can sieve out great debris, and the air that gets into air-supply line 6 can sieve out coarse particulate matter through coarse filtration net 8, make the air that gets into in return air case 3 only can keep down tiny particulate matter, thereby make return air case 3 can sieve out tiny granule in the air through inside fine filtration net 9, thereby make the right part of return air case 3 lie in the funnel that admits air 23 butt joint back, admit air funnel 23 can be with the inside of clean air through air duct 22 discharge new trend machine and do further new trend and handle.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a cabinet type new fan return air chamber structure, includes cabinet body (1), its characterized in that: the lower part of the cabinet body (1) comprises a socket (2), an air return box (3), a support rod (21), an air guide pipe (22) and an air inlet funnel (23), the socket (2) is arranged at the left part of the lower part of the cabinet body (1), one side of the air return box (3) is inserted into the inner side of the socket (2), the lower end of the support rod (21) is fixedly connected with the right side of the inner bottom wall of the cabinet body (1), the lower part of the air guide pipe (22) is fixedly connected with the upper part of the support rod (21), and the right end of the air inlet funnel (23) is fixedly connected with the lower end of the air guide pipe (22);

the air return box (3) comprises a guide wheel (4), a handle (5), an air inlet pipe (6), a fine filter screen (9), an access hole (10), a jack (11), a cover plate (12), a movable cavity (13), a spring (14), an insert rod (15), a limiting plate (16), a pull ring (17), a groove (18), a slider (19) and a slide rail (20), wherein the top of the guide wheel (4) is fixedly connected with the right side of the bottom of the air return box (3), one side of the handle (5) is fixedly connected with the left side of the upper part of the air return box (3), one end of the air inlet pipe (6) is inserted into the left side of the air return box (3), the lower part of the fine filter screen (9) is fixedly connected with the inner wall of the air return box (3), the access hole (10) is arranged on the upper part of the air return box (3), the jack (11) is arranged on the left side of the inner wall of the access hole (10), the right part of apron (12) and the right side of access hole (10) inner wall are through round pin axle swing joint, the left part that activity chamber (13) is located apron (12) is seted up, the right side of spring (14) and the right side fixed connection of activity chamber (13) inner wall, the middle part of inserted bar (15) is pegged graft with the middle part of spring (14), the middle part of limiting plate (16) and the middle part fixed connection of inserted bar (15), the left side of pull ring (17) and the right-hand member fixed connection of inserted bar (15), recess (18) are located the left side at apron (12) top and are seted up, the bottom of slider (19) and the right side fixed connection at return air case (3) top, the inboard of slide rail (20) and the upper portion sliding connection of slider (19).

2. The cabinet type fresh air machine air return cavity structure as claimed in claim 1, wherein: one side of the sliding rail (20) far away from the sliding block (19) is fixedly connected with the middle part of the inner wall of the cabinet body (1).

3. The cabinet type fresh air machine air return cavity structure as claimed in claim 1, wherein: the right end of inserted bar (15) runs through the right side of activity chamber (13) inner wall and extends to the inside and pull ring (17) fixed connection of recess (18), the left end of inserted bar (15) runs through the left side of activity chamber (13) inner wall and extends to the outside of apron (12) and jack (11) grafting.

4. The cabinet type fresh air machine air return cavity structure as claimed in claim 1, wherein: the left part of the air inlet funnel (23) is sleeved with the right part of the air return box (3).

5. The cabinet type fresh air machine air return cavity structure as claimed in claim 1, wherein: the air inlet pipe (6) comprises an air inlet (7) and a coarse filter screen (8), the air inlet (7) is formed in the lower portion of the left end of the air inlet pipe (6), and the outer side of the coarse filter screen (8) is fixedly connected with the right side of the inner wall of the air inlet pipe (6).

6. The cabinet type fresh air machine air return cavity structure as claimed in claim 1, wherein: the elasticity of the spring (14) is greater than the dead weight of the inserted bar (15) and the limiting plate (16).