Embedded fresh air ventilator

Abstract

According to the embedded fresh air ventilator, when equipment works, the first fixing plate and the second fixing plate are in threaded connection through the arrangement of the fixing bolts, then the fan is installed, the connecting bin and the cleaning bin are connected through the connecting bolts, then the fan is convenient to repair and maintain, and the embedded fresh air ventilator is convenient to use. Then the driving motor rotates to drive the driving fan to rotate so as to realize the air draft operation of the fan, then dust in the air is filtered through the filter plate, and then the cleaning brush is driven to rotate through the driving of the cleaning motor, so that the dust on the filter plate is cleaned; and finally, the fan is conveniently mounted, meanwhile, dust on the filter plate is conveniently cleaned, and the practicability of the fan is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fans, in particular to an embedded fresh air fan. Background Art

[0002] Fresh air fans are commonly used indoors to achieve heat exchange and purification of indoor and outdoor air and keep indoor air fresh. Today's fresh air fans are hidden in the ceiling. If the fresh air fan needs to be repaired or the filter needs to be cleaned and maintained, the ceiling needs to be destroyed or a hole needs to be opened in the ceiling for operation, which is very inconvenient. At the same time, the fan filter cannot be self-cleaned, which greatly reduces the practicality of the fan. Utility Model Content

[0003] The utility model aims to provide an embedded fresh air fan to solve the problems raised in the background technology and facilitate its promotion.

[0004] In order to achieve the above utility model purpose, the technical solution adopted by the utility model is:

[0005] An embedded fresh air fan comprises a mounting plate, a mounting hole is formed on the mounting plate, a connecting chamber is provided in the mounting hole, a fixing device is provided between the connecting chamber and the inner wall of the mounting hole, a cleaning chamber is provided on the connecting chamber, a cleaning and filtering device is provided in the cleaning chamber, a connecting device is provided between the cleaning chamber and the connecting chamber, and a driving device is provided in the connecting chamber;

[0006] The fixing device includes a fixing plate 1 fixedly arranged on the inner wall of the mounting hole and a fixing plate 2 symmetrically arranged on the outer wall of the connecting bin, a limiting block is fixedly arranged under the fixing plate 1, an end of the limiting block away from the fixing plate 1 is clamped in the fixing plate 2, a fixing bolt is arranged under the fixing plate 2, and the fixing plate 1 and the fixing plate 2 are threadedly connected by the fixing bolt.

[0007] Furthermore, the cleaning and filtering device includes a filter plate fixedly arranged on the inner wall of the cleaning bin, the filter plate being symmetrically provided with filter mesh holes, a motor protection box being fixedly arranged on the filter plate, a cleaning motor being arranged in the motor protection box, a cleaning shaft being fixedly arranged on the output end of the cleaning motor, a top plate being fixedly arranged on the end of the cleaning shaft away from the output end of the cleaning motor, a limiting guide rod being circumferentially arranged on the cleaning shaft, a cleaning sleeve being sleeved on the limiting guide rod, a cleaning fixing plate being symmetrically arranged on the cleaning sleeve, a cleaning brush being fixedly arranged under the cleaning fixing plate, a push spring being arranged between the cleaning sleeve and the top plate, and the push spring sleeve being sleeved on the cleaning shaft.

[0008] Furthermore, the connecting device includes a connecting seat 1 and a connecting seat 2 welded on the outer wall of the connecting bin, and connecting bolts are provided under the connecting seat 1 and the connecting seat 2. The connecting seat 1 and the connecting seat 2 are threadedly connected to the cleaning bin through the connecting bolts.

[0009] Furthermore, the driving device includes a driving motor fixedly arranged below the cleaning bin, a driving fan is fixedly arranged on the output end of the driving motor, and an air inlet is fixedly arranged below the connecting bin.

[0010] Furthermore, the driving motor is an adjustable speed motor.

[0011] As an improvement, the beneficial effects of the utility model are:

[0012] The utility model discloses an embedded fresh air fan. When the equipment is working, firstly, fixing bolts are set to threadably connect fixing plate one and fixing plate two to realize installation of the fan. Then, the connecting chamber and the cleaning chamber are connected by connecting bolts, so as to facilitate repair and maintenance of the fan. Then, the driving motor is driven to rotate the driving fan to realize the exhaust operation of the fan. Then, the dust in the air is filtered through the filter plate. Then, the active cleaning motor is driven to rotate the cleaning brush to realize cleaning of the dust on the filter plate. Finally, the fan is conveniently installed and the dust on the filter plate is conveniently cleaned, thereby greatly improving the practicability of the fan. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the overall structure of an embedded fresh air fan of the utility model;

[0014] Figure 2 Practical Figure 1 A in the enlarged view;

[0015] Figure 3 Practical Figure 1 The enlarged view of point B in the figure;

[0016] Figure 4 Practical Figure 1 The enlarged view of point C in the figure;

[0017] Reference table of reference numerals:

[0018] 1. Mounting plate; 2. Mounting hole; 3. Connecting chamber; 4. Fixing device; 401. Fixing plate 1; 402. Fixing plate 2; 403. Limiting block; 404. Fixing bolt; 5. Cleaning chamber; 6. Cleaning filter device; 601. Filter plate; 602. Filter mesh; 603. Motor protection box; 604. Cleaning motor; 605. Cleaning shaft; 606. Top plate; 607. Limiting guide rod; 608. Cleaning sleeve; 609. Cleaning fixing plate; 610. Cleaning brush; 611. Push spring; 7. Connecting device; 701. Connecting seat 1; 702. Connecting seat 2; 703. Connecting bolt; 8. Driving device; 801. Driving motor; 802. Driving fan; 803. Air inlet. DETAILED DESCRIPTION

[0019] The specific implementation of the utility model is further described below in conjunction with the accompanying drawings. The same parts are represented by the same figure numbers. It should be noted that the words "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to directions in the accompanying drawings, and the words "inner" and "outer" refer to directions toward or away from the geometric center of a specific component, respectively.

[0020] In order to make the content of the utility model easier to understand, the technical solution in the embodiment of the utility model will be described clearly and completely below in conjunction with the drawings in the embodiment of the utility model, wherein the same parts are represented by the same reference numerals.

[0021] according to Figures 1 to 4 As shown, an embedded fresh air fan includes a mounting plate 1, a mounting hole 2 is opened on the mounting plate 1, a connecting chamber 3 is arranged in the mounting hole 2, a fixing device 4 is arranged between the connecting chamber 3 and the inner wall of the mounting hole 2, a cleaning chamber 5 is arranged on the connecting chamber 3, a cleaning and filtering device 6 is arranged in the cleaning chamber 5, a connecting device 7 is arranged between the cleaning chamber 5 and the connecting chamber 3, and a driving device 8 is arranged in the connecting chamber 3.

[0022] The fixing device 4 includes a fixing plate 401 fixedly arranged on the inner wall of the mounting hole 2 and a fixing plate 402 symmetrically arranged on the outer wall of the connecting chamber 3. A limit block 403 is fixedly arranged under the fixing plate 401. The end of the limit block 403 away from the fixing plate 401 is clamped in the fixing plate 402. A fixing bolt 404 is arranged under the fixing plate 402. The fixing plate 401 and the fixing plate 402 are threadedly connected by the fixing bolt 404. The setting of the fixing bolt 404 further enables the fixing plate 401 and the fixing plate 402 to be threadedly connected, thereby realizing the installation of the fan.

[0023] The cleaning and filtering device 6 includes a filter plate 601 fixedly arranged on the inner wall of the cleaning chamber 5, and filter mesh holes 602 are symmetrically arranged on the filter plate 601. A motor protection box 603 is fixedly arranged on the filter plate 601, and a cleaning motor 604 is arranged in the motor protection box 603. A cleaning shaft 605 is fixedly arranged on the output end of the cleaning motor 604, and a top plate 606 is fixedly arranged on the end of the cleaning shaft 605 away from the output end of the cleaning motor 604. A limiting guide rod 607 is arranged on the circumferential direction of the cleaning shaft 605. The limiting guide rod The 607 sleeve is provided with a cleaning sleeve 608, and a cleaning fixing plate 609 is symmetrically provided on the cleaning sleeve 608. A cleaning brush 610 is fixedly provided under the cleaning fixing plate 609. A pushing spring 611 is provided between the cleaning sleeve 608 and the top plate 606. The pushing spring 611 is sleeved on the cleaning shaft 605. The dust in the air is filtered through the filter plate 601, and then the cleaning motor 604 is driven to rotate to clean the dust on the filter plate 601.

[0024] The connecting device 7 includes a connecting seat 1 701 and a connecting seat 2 702 welded on the outer wall of the connecting bin 3. Connecting bolts 703 are provided under the connecting seat 1 701 and the connecting seat 2 702. The connecting seat 1 701 and the connecting seat 2 702 are threadedly connected to the cleaning bin 5 through the connecting bolts 703. The connecting bin 3 and the cleaning bin 5 are connected through the connecting bolts 703, thereby facilitating the repair and maintenance of the fan.

[0025] The driving device 8 includes a driving motor 801 fixedly arranged under the cleaning bin 5, a driving fan 802 is fixedly arranged on the output end of the driving motor 801, and an air inlet 803 is fixedly arranged under the connecting bin 3. The driving motor 801 is an adjustable speed motor. The driving motor 801 rotates, thereby driving the driving fan 802 to rotate, thereby realizing the exhaust operation of the fan, and finally facilitating the installation of the fan, while facilitating the cleaning of dust on the filter plate 601, thereby greatly improving the practicability of the fan.

[0026] The above are only preferred embodiments of the present utility model patent and are not intended to limit the present utility model patent. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model patent shall be included in the protection scope of the present utility model patent.

Claims

1. An embedded fresh air fan, comprising a mounting plate (1), characterized in that: The mounting plate (1) is provided with a mounting hole (2), a connecting chamber (3) is provided in the mounting hole (2), a fixing device (4) is provided between the connecting chamber (3) and the inner wall of the mounting hole (2), a cleaning chamber (5) is provided on the connecting chamber (3), a cleaning and filtering device (6) is provided in the cleaning chamber (5), a connecting device (7) is provided between the cleaning chamber (5) and the connecting chamber (3), and a driving device (8) is provided in the connecting chamber (3); The fixing device (4) comprises a fixing plate 1 (401) fixedly arranged on the inner wall of the mounting hole (2) and a fixing plate 2 (402) symmetrically arranged on the outer wall of the connecting chamber (3); a limit block (403) is fixedly arranged below the fixing plate 1 (401); an end of the limit block (403) away from the fixing plate 1 (401) is clamped in the fixing plate 2 (402); a fixing bolt (404) is arranged below the fixing plate 2 (402); and the fixing plate 1 (401) and the fixing plate 2 (402) are threadedly connected via the fixing bolt (404).

2. The embedded fresh air fan according to claim 1, characterized in that: The cleaning and filtering device (6) comprises a filter plate (601) fixedly arranged on the inner wall of the cleaning chamber (5), the filter plate (601) being symmetrically provided with filter mesh holes (602), a motor protection box (603) being fixedly arranged on the filter plate (601), a cleaning motor (604) being arranged in the motor protection box (603), a cleaning shaft (605) being fixedly arranged on the output end of the cleaning motor (604), and an end of the cleaning shaft (605) being away from the output end of the cleaning motor (604) A top plate (606) is fixedly provided, a limiting guide rod (607) is circumferentially provided on the cleaning shaft (605), a cleaning sleeve (608) is sleeved on the limiting guide rod (607), a cleaning fixed plate (609) is symmetrically provided on the cleaning sleeve (608), a cleaning brush (610) is fixedly provided below the cleaning fixed plate (609), a pushing spring (611) is provided between the cleaning sleeve (608) and the top plate (606), and the pushing spring (611) is sleeved on the cleaning shaft (605).

3. The embedded fresh air blower according to claim 2, characterized in that: The connecting device (7) comprises a connecting seat 1 (701) and a connecting seat 2 (702) welded to the outer wall of the connecting bin (3); connecting bolts (703) are provided below the connecting seat 1 (701) and the connecting seat 2 (702); and the connecting seat 1 (701) and the connecting seat 2 (702) are threadedly connected to the cleaning bin (5) via the connecting bolts (703).

4. The embedded fresh air blower according to claim 3, characterized in that: The driving device (8) comprises a driving motor (801) fixedly arranged below the cleaning chamber (5), a driving fan (802) fixedly arranged on the output end of the driving motor (801), and an air inlet (803) fixedly arranged below the connecting chamber (3).

5. The embedded fresh air blower according to claim 4, characterized in that: The driving motor (801) is a speed-adjustable motor.

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