CN217383238U

CN217383238U - Magnetic suction type air return device

Info

Publication number: CN217383238U
Application number: CN202221345101.9U
Authority: CN
Inventors: 张玉强; 张忠宝; 察鲁刚; 蒋旭; 刘延虎; 杨盈
Original assignee: Shandong Jietai Air Conditioning Engineering Co ltd
Current assignee: Shandong Jietai Construction Co.,Ltd.
Priority date: 2022-05-31
Filing date: 2022-05-31
Publication date: 2022-09-06
Anticipated expiration: 2032-05-31

Abstract

The utility model relates to a return air inlet technical field discloses a formula return air inlet device is inhaled to magnetism, including the return air case, the front end middle part of return air case is provided with the return air inlet body, the front end of return air case is provided with the recess all around. The utility model discloses in, through set up the recess all around in the outside of return air inlet body, be provided with strong magnet in the recess, cooperation metal frame adsorbs the filter screen in the return air inlet frame outside, when the filter screen washs, convenient to directly dismantle, avoid the filter screen because of unable dismantlement, be not convenient for dismantle the scheduling problem lead to being corroded, the life of filter screen has been improved, and make the filter screen adsorb outside at the return air inlet frame through strong magnet direct adsorption metal frame, it fixes to have avoided traditional fixed screw and screw threaded connection, thereby it damages to cause the wind gap can't be fixed or fixed not firm to have avoided frequently dismantling the fixed screw and the screw that lead to, normal work has been guaranteed.

Description

Magnetic suction type air return device

Technical Field

The utility model relates to a return air inlet technical field especially relates to a formula return air inlet device is inhaled to magnetism.

Background

The return air inlet is used for returning air, the indoor load is fixed, the quantity of cold air to be fed into the room is fixed, in summer, the indoor air is generally lower in temperature relative to fresh air, so that it utilizes the return air duct to return some air and make it into cold air to be fed into the room, and compared with the cold air made by using fresh air completely, it can effectively save energy, in the air-conditioning engineering, except that the single-layer louver air inlet, fixed louver straight strip slit air inlet and others can be used as return air inlet, and the air inlets of grate hole return air inlet, net plate, pore plate return air inlet and mushroom-shaped return air inlet, etc. according to the jet flow theory, the air-supplying jet flow can inject a large quantity of indoor air and mix it to make the jet flow quantity be increased along with the increase of firing range, and the return air quantity is less than air-supplying quantity, at the same time the speed field of return air inlet is semi-spherical, its speed and acting radius square are formed into inverse ratio, and the attenuation of air-sucking speed is quick, the airflow pattern in the air-conditioning zone is primarily dependent on the supply air jets.

The current return air inlet is on most burying its wood or metal framework in the wall body or ceiling in advance, need wash the filter screen on the return air inlet after a period of time, current filter screen be convenient for dismantle, long-term afterwards, the filter screen is because of unable dismantlement, be not convenient for dismantle and lead to corroding, reduce its life, and current filter screen all fixes in the screw through the fixed screw tightening, frequently dismantle and can lead to fixed screw and screw to damage, the unable fixed or fixed insecure in wind gap, influence normal use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a magnetic suction type air return inlet device.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a formula return air inlet device is inhaled to magnetism, includes the return air case, the front end middle part of return air case is provided with the return air inlet body, the front end of return air case is provided with the recess all around, the inboard rear end equidistance fixedly connected with a plurality of strong magnet of recess, the front end of return air inlet body is provided with the filter screen, the fixedly connected with metal frame all around of filter screen.

As a further description of the above technical solution:

the inner wall of the air return box is fixedly connected with a sponge cushion.

As a further description of the above technical solution:

the equal equidistance of upper portion fixedly connected with a plurality of first fixed column in the right-hand member in the outside of return air case.

As a further description of the above technical solution:

the thickness of recess is 12mm, and the height is 20 mm.

As a further description of the above technical solution:

and the front sides of the middle lower parts of the left end and the right end of the outer side of the air return box are fixedly connected with second fixing columns.

As a further description of the above technical solution:

the equal fixedly connected with fixed block of four corners in the rear end of return-air case, the top middle part of fixed block all is provided with the hole, just the hole all runs through the fixed block that corresponds.

As a further description of the above technical solution:

the front end of the metal frame is fixedly connected with a rubber frame.

The utility model discloses following beneficial effect has:

1. the utility model discloses in, through being provided with the recess around the outside at the return air inlet body, be provided with the strong magnet in the recess, cooperation metal frame adsorbs the filter screen in the return air inlet frame outside, when needs wash the filter screen, and the filter screen of being convenient for directly dismantle is avoided the filter screen because of unable dismantlement, the filter screen that the not convenient to dismantle scheduling problem leads to is corroded, has improved the life of filter screen.

2. The utility model discloses in, make the filter screen adsorb outside the return air inlet frame through strong magnet direct adsorption metal frame, avoided traditional fixed screw and screw threaded connection to fix to the fixed screw and the screw damage of having avoided frequent dismantlement to lead to causes the wind gap can't be fixed or fixed not jail, guaranteed normal work.

Drawings

Fig. 1 is a partial structure exploded view of a magnetic suction type air return device provided by the present invention;

fig. 2 is the utility model provides a local structure chart of formula return air inlet device is inhaled to magnetism.

Illustration of the drawings:

1. an air return box; 2. a return air inlet body; 3. a groove; 4. a strong magnet; 5. a filter screen; 6. a metal frame; 7. a rubber frame; 8. a first fixed column; 9. a second fixed column; 10. a fixed block; 11. a hole; 12. a spongy cushion.

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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-2, the present invention provides an embodiment: a magnetic suction type air return device comprises an air return box 1, wherein an air return body 2 is arranged in the middle of the front end of the air return box 1, external air is conveniently fed into the air return box 1 through the air return body 2 to be mixed with cold air, energy is effectively saved, a groove 3 is formed in the periphery of the front end of the air return box 1, a plurality of strong magnets 4 are fixedly connected to the inner rear end of the groove 3 at equal intervals, the front ends of the strong magnets 4 are flush with the front end of the air return body 2, a filter screen 5 is arranged at the front end of the air return body 2, filter holes in the filter screen 5 are small enough to filter larger dust and particles adsorbed in the air, a metal frame 6 is fixedly connected to the periphery of the filter screen 5, the groove 3 is arranged in the periphery of the air return body 2 during use, the strong magnets 4 are adsorbed in the groove 3, and matched with the metal frame 6 to enable the filter screen 5 to be outside the frame of the air return body 2, when the air return box 1 works, external air enters the inner side of the air return box 1 through the filter screen 5 and the air return opening body 2, is mixed with a small amount of cold air and is sent into a room, so that the energy is saved, when the filter screen 5 needs to be cleaned, the filter screen 5 is convenient to be directly detached, the corrosion of the filter screen 5 caused by the problems that the filter screen 5 cannot be detached, is inconvenient to detach and the like is avoided, the blockage of filter holes on the filter screen 5 caused by excessive dust is avoided, thereby preventing outside wind from entering the air return box 1, prolonging the service life of the filter screen 5, leading the filter screen 5 to be adsorbed outside the frame of the air return port body 2 by directly adsorbing the metal frame 6 by the strong magnet 4, avoiding the fixation of the traditional screw and screw thread connection, thereby avoided frequently dismantling the fixed screw that leads to and the screw damage cause the wind gap can't be fixed or fixed not firm, guaranteed normal work.

The inner walls of the air return box 1 are fixedly connected with sponge cushions 12 which are convenient for sound absorption, and prevent the air return port body 2 from generating noise when working and affecting the normal life of indoor residents, the middle upper parts of the left and right ends of the outer side of the air return box 1 are fixedly connected with a plurality of first fixing columns 8 at equal intervals, and are convenient to be connected with other devices through the first fixing columns 8, the thickness of the groove 3 is 12mm, the height is 20mm, and a strong magnet 4 which is convenient to be placed in the groove 3 is closer to the air return port body 2, so that the magnetic suction force is enhanced, the front sides of the middle lower parts of the left and right ends of the outer side of the air return box 1 are fixedly connected with second fixing columns 9, the air return box 1 is convenient to be transported through the second fixing columns 9, four fixing blocks 10 are fixedly connected with the rear end of the air return box 1, holes 11 are arranged in the middle parts of the top ends of the fixing blocks 10, and the holes 11 penetrate through the corresponding fixing blocks 10, and are convenient to be connected with other devices through the holes 11 on the fixing blocks 10, the mode of connection is increased, the front end fixedly connected with rubber frame 7 of metal frame 6, and the magnetic force of placing strong magnet 4 is too strong to adsorb other metal components and parts on metal frame 6, influence normal work.

The working principle is as follows: a return air inlet body 2 is arranged in the middle of the front end of a return air box 1, grooves 3 are arranged around the front end of the return air box 1, a plurality of strong magnets 4 are fixedly connected with the rear end of the inner side of each groove 3 at equal intervals, a filter screen 5 is arranged at the front end of the return air inlet body 2, a metal frame 6 is fixedly connected around the filter screen 5, when the filter screen 5 needs to be cleaned, the filter screen 5 is convenient to be directly detached, the corrosion of the filter screen 5 caused by the problems that the filter screen 5 cannot be detached, is inconvenient to detach and the like is avoided, the service life of the filter screen 5 is prolonged, the strong magnet 4 directly adsorbs the metal frame 6 to lead the filter screen 5 to be adsorbed outside the frame of the return air inlet body 2, thereby avoiding the traditional fixing screw and screw hole threaded connection for fixing, thereby avoided frequently dismantling the fixed screw that leads to and the screw damage cause the wind gap can't be fixed or fixed not firm, guaranteed normal work.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a formula return air inlet device is inhaled to magnetism, includes return air case (1), its characterized in that: the air return box is characterized in that an air return opening body (2) is arranged in the middle of the front end of the air return box (1), grooves (3) are formed in the periphery of the front end of the air return box (1), a plurality of strong magnets (4) are fixedly connected to the rear end of the inner side of each groove (3) at equal intervals, a filter screen (5) is arranged at the front end of the air return opening body (2), and metal frames (6) are fixedly connected to the periphery of the filter screen (5).

2. The magnetic suction type air return opening device as claimed in claim 1, wherein: the inner wall of the air return box (1) is fixedly connected with a sponge cushion (12).

3. The magnetic suction type air return inlet device according to claim 1, characterized in that: the equal equidistance of the upper portion in the right-hand member left and right sides in the outside of return-air case (1) first fixed column of a plurality of (8) of fixedly connected with.

4. The magnetic suction type air return opening device as claimed in claim 1, wherein: the thickness of recess (3) is 12mm, and is highly 20 mm.

5. The magnetic suction type air return opening device as claimed in claim 1, wherein: and the front sides of the middle lower parts of the left and right ends of the outer side of the air return box (1) are fixedly connected with second fixing columns (9).

6. The magnetic suction type air return opening device as claimed in claim 1, wherein: the air return box is characterized in that four corners at the rear end of the air return box (1) are fixedly connected with fixing blocks (10), holes (11) are formed in the middle of the top end of each fixing block (10), and the holes (11) penetrate through the corresponding fixing blocks (10).

7. The magnetic suction type air return opening device as claimed in claim 1, wherein: the front end of the metal frame (6) is fixedly connected with a rubber frame (7).