CN216346612U

CN216346612U - Air return device for single-wall cabinet type air treatment unit

Info

Publication number: CN216346612U
Application number: CN202122498490.0U
Authority: CN
Inventors: 张会强; 朱登秀; 沙振兴
Original assignee: Tianjin Ouke Environmental Equipment Co ltd
Current assignee: Tianjin Ouke Environmental Equipment Co ltd
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-04-19
Anticipated expiration: 2031-10-15

Abstract

The utility model relates to the field of air treatment groups, in particular to an air return device for a single-wall cabinet type air treatment group, which comprises an air treatment cabinet body, wherein the side wall of the air treatment cabinet body is fixedly connected with an air return pipe, the left side of the inner wall of the air return pipe is fixedly connected with a return fan, the middle part of the air return pipe is fixedly connected with a support ring, and the side wall of the support ring is movably connected with eighteen rotating rods at equal intervals along the circumference. In the process of enabling the motor to drive the second round gear to rotate, the gear ring sleeve rotates and is meshed with the first round gear, the distance between eighteen wind shields fixedly connected to the surface of the first round gear is adjusted in the process of synchronous rotation along with rotation of the wind shields, the adjustment of the sectional area of a return air inlet in a return air pipe is achieved, and different return air effects are suitable; make the rotatory gear engagement with deep bead fixed connection of ring gear cover, eighteen deep beads are closed along with rotating the back, seal the return duct, avoid inside entering dust and debris when the device does not use, promote the result of use.

Description

Air return device for single-wall cabinet type air treatment unit

Technical Field

The utility model relates to the field of air treatment groups, in particular to an air return device for a single-wall cabinet type air treatment group.

Background

The air handling unit is a centralized air handling system, originating from a centralized facility, and consisting of forced hot air heating and ventilation systems that distribute heated air through air ducts, typically in single and double wall cabinet types.

The existing part of single-wall cabinet type air processing units are difficult to adjust the air return quantity in the air return pipe in the use process and adapt to the air return effect of different requirements; meanwhile, the existing partial single-wall cabinet type air treatment unit is difficult to rapidly and effectively seal the return air pipe when not in use, so that dust and insects are easy to enter the inside to influence normal use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an air return device for a single-wall cabinet type air treatment group, which aims to solve the problems in the background technology: 1. the existing part of single-wall cabinet type air treatment unit is difficult to adjust the return air quantity in the return air pipe, and 2, the existing part of single-wall cabinet type air treatment unit is difficult to rapidly seal the return air pipe when not used. In order to achieve the purpose, the utility model provides the following technical scheme: a return air device for a single-wall cabinet type air treatment group comprises an air treatment cabinet body, wherein the side wall of the air treatment cabinet body is fixedly connected with a return air pipe, the left side of the inner wall of the return air pipe is fixedly connected with a return fan, the middle part of the return air pipe is fixedly connected with a support ring, the side wall of the support ring is movably connected with eighteen rotating rods at equal intervals along the circumference, the surface of each rotating rod is fixedly sleeved with a first gear, and the surface of the first gear is fixedly connected with a wind shield;

an annular groove is formed in the inner wall of the air return pipe, a gear ring sleeve is rotatably connected inside the annular groove, and the inner wall of the gear ring sleeve is meshed with the surfaces of the eighteen first gears;

the inner top surface of the air return pipe is fixedly connected with a motor, the rotating end of the motor is fixedly connected with a second round gear, and the surface of the second round gear is meshed with the surface of the adjacent gear ring sleeve.

Preferably, the fixed cover of one end of dwang has connect the bearing, bearing left side outer lane and the lateral wall fixed connection of support ring.

Preferably, the outer wall of ring gear cover is along four slider of circumference equidistance fixedly connected with, the ring gear cover is through four the slider rotates the inside of connecting at the ring channel.

Preferably, the middle part of the motor is fixedly sleeved with a support sleeve, and the top of the support sleeve is fixedly connected with the inner top surface of the return air duct.

Preferably, the surface of the support ring is rotatably connected with a ball, the surface of the gear ring sleeve is provided with an arc-shaped ring groove, and the surface of the ball is connected inside the arc-shaped ring groove in a rolling manner.

Preferably, the surface of the air treatment cabinet body is fixedly connected with a control switch, and the control switch is electrically connected with the motor.

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

according to the utility model, through the matching use of the motor, the gear ring sleeve, the wind shield and other parts, the gear ring sleeve rotates and is meshed with the first gear in the rotating process of the motor with the second round gear, so that the wind shield fixedly connected with the surface of the first gear rotates, and the distance between eighteen wind shields is adjusted in the synchronous rotating process, thereby realizing the adjustment of the sectional area of the return air inlet in the return air pipe and being suitable for different return air effects.

According to the wind return pipe, the supporting ring, the wind shield, the gear ring sleeve and other components are matched for use, the gear ring sleeve rotates to be meshed with the first gear fixedly connected with the wind shield, eighteen wind shields are closed along with rotation, the wind return pipe is sealed, dust and sundries are prevented from entering the interior of the wind return pipe when the wind return pipe is not used, and the using effect is improved.

Drawings

FIG. 1 is a front cross-sectional view of a local position of the return air duct of the present invention;

FIG. 2 is an enlarged view of the structure of FIG. 1 at A in accordance with the present invention;

FIG. 3 is a right sectional view of the windshield and gear ring sleeve position of the present invention;

fig. 4 is an enlarged view of the structure of fig. 3 at B according to the present invention.

In the figure: 1. an air treatment cabinet; 2. a return air duct; 3. a return fan; 4. a support ring; 5. rotating the rod; 6. a first gear; 7. a wind deflector; 8. an annular groove; 9. a toothed ring sleeve; 10. a motor; 11. the second round gear.

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 obtained by workers skilled in the art without any inventive work based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a return air device for a single-wall cabinet type air treatment group comprises an air treatment cabinet body 1, wherein the side wall of the air treatment cabinet body 1 is fixedly connected with a return air pipe 2, the left side of the inner wall of the return air pipe 2 is fixedly connected with a return fan 3, the middle part of the return air pipe 2 is fixedly connected with a support ring 4, the side wall of the support ring 4 is movably connected with eighteen rotating rods 5 at equal intervals along the circumference, the surface of each rotating rod 5 is fixedly sleeved with a first gear 6, and the surface of the first gear 6 is fixedly connected with a wind shield 7;

the inner wall of the return air duct 2 is provided with an annular groove 8, the inside of the annular groove 8 is rotatably connected with a toothed ring sleeve 9, the inner wall of the toothed ring sleeve 9 is meshed with the surfaces of eighteen first gears 6, when the toothed ring sleeve 9 rotates to be meshed with the first gear 6 fixedly connected with the wind shield 7, the eighteen wind shields 7 rotate and close to quickly seal the return air duct 2, dust and sundries are prevented from entering the inside when the device is not used, and the use effect and the inside cleanliness of the device are improved;

interior top surface fixedly connected with motor 10 of return air duct 2, No. two round gear 11 of the rotation end fixedly connected with of motor 10, No. two round gear 11's the surface and the surface engagement of adjacent ring gear cover 9, during the use, starter motor 10 takes No. two round gear 11 rotatory in-process, No. two round gear 11 and ring gear cover 9 meshing, make ring gear cover 9 rotatory and with No. one gear 6 meshing, make the deep bead 7 of No. one gear 6 fixed surface connection along with rotating, eighteen deep bead 7 synchronous rotation in-process distance between the regulation, realize the regulation of the inside return air inlet sectional area of return air duct 2, be suitable for different return air effects.

In this embodiment, as shown in fig. 1 and fig. 2, a bearing is fixedly sleeved at one end of the rotating rod 5, a left outer ring of the bearing is fixedly connected with a side wall of the support ring 4, and the wind deflector 7 and the first gear 6 can rotate on the side wall of the support ring 4 through the bearing.

In this embodiment, as shown in fig. 1, 2, 3 and 4, four sliding blocks are fixedly connected to the outer wall of the toothed ring sleeve 9 at equal intervals along the circumference, and the toothed ring sleeve 9 is rotatably connected to the inside of the annular groove 8 through the four sliding blocks.

In this embodiment, as shown in fig. 2, a support sleeve is fixedly sleeved in the middle of the motor 10, and the top of the support sleeve is fixedly connected with the inner top surface of the return duct 2.

In this embodiment, as shown in fig. 1 and fig. 2, the surface of the support ring 4 is rotatably connected with a ball, the surface of the toothed ring sleeve 9 is provided with an arc-shaped ring groove, the surface of the ball is connected inside the arc-shaped ring groove in a rolling manner, and the ball and the arc-shaped ring groove are arranged to improve the stability of the toothed ring sleeve 9 in the rotating process.

In this embodiment, as shown in fig. 1, a control switch is fixedly connected to the surface of the air processing cabinet 1, and the control switch is electrically connected to the motor 10.

The use method and the advantages of the utility model are as follows: the air return device for the single-wall cabinet type air treatment group has the working process that:

as shown in fig. 1 to 4, when the air return duct is used, the starting motor 10 drives the second round gear 11 to rotate, the second round gear 11 is meshed with the gear ring sleeve 9, the gear ring sleeve 9 rotates and is meshed with the first gear 6, the air baffles 7 fixedly connected with the surfaces of the first gear 6 rotate, eighteen air baffles 7 synchronously rotate, and the distance between the air baffles is adjusted, so that the sectional area of an air return opening in the air return duct 2 is adjusted, and different air return effects are applicable; when the rotatory gear 6 meshing with a deep bead 7 fixed connection of ring gear 9, eighteen deep beads 7 seal return air duct 2 along with rotating and closing, avoid inside dust and the debris that get into when the device does not use, promote the inside cleanliness of result of use and device.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a single wall cabinet formula air treatment is return air volume device for group, includes the air treatment cabinet body (1), its characterized in that: the side wall of the air treatment cabinet body (1) is fixedly connected with a return air pipe (2), the left side of the inner wall of the return air pipe (2) is fixedly connected with a return fan (3), the middle part of the return air pipe (2) is fixedly connected with a support ring (4), the side wall of the support ring (4) is movably connected with eighteen rotating rods (5) along the circumference at equal intervals, a first gear (6) is fixedly sleeved on the surface of each rotating rod (5), and a wind shield (7) is fixedly connected on the surface of the first gear (6);

an annular groove (8) is formed in the inner wall of the air return pipe (2), a gear ring sleeve (9) is rotatably connected to the inner portion of the annular groove (8), and the inner wall of the gear ring sleeve (9) is meshed with the surfaces of the eighteen first gears (6);

the inner top surface of the air return pipe (2) is fixedly connected with a motor (10), the rotating end of the motor (10) is fixedly connected with a second round gear (11), and the surface of the second round gear (11) is meshed with the surface of the adjacent gear ring sleeve (9).

2. The return air system of claim 1, further comprising: the fixed cover of one end of dwang (5) has connect the bearing, the lateral wall fixed connection of bearing left side outer lane and support ring (4).

3. The return air system of claim 1, further comprising: the outer wall of ring gear cover (9) is along four sliders of circumference equidistance fixedly connected with, ring gear cover (9) are through four the slider rotates the inside of connecting in ring channel (8).

4. The return air system of claim 1, further comprising: the middle part of the motor (10) is fixedly sleeved with a support sleeve, and the top of the support sleeve is fixedly connected with the inner top surface of the return air pipe (2).

5. The return air system of claim 1, further comprising: the surface of support ring (4) rotates and is connected with the ball, the arc annular has been seted up on the surface of tooth ring cover (9), the surface roll connection of ball is in the inside of arc annular.

6. The return air system of claim 1, further comprising: the surface of the air processing cabinet body (1) is fixedly connected with a control switch, and the control switch is electrically connected with the motor (10).