Air suspension centrifugal blower with air inlet filtering device

Abstract

The utility model relates to an air suspension blower filtering mechanism, in particular to an air suspension centrifugal blower with an air inlet filtering device, which comprises a box body, a control circuit board arranged on the outer side wall of the box body, an air suspension centrifugal blower body arranged inside the box body and a box cover arranged on the front side wall of the box body. An air inlet filtering device is arranged in the box main body; according to the utility model, the filter body can be quickly replaced, and the replacement efficiency is improved.

Description

Technical Field

[0001] The utility model relates to an air-suspended blower filtering mechanism, in particular to an air-suspended centrifugal blower with an air intake filtering device. Background Art

[0002] Air-suspended centrifugal blowers have the characteristics of high efficiency, stable operation, and quietness, and are widely used in the market. During the operation of air-suspended blowers, sufficient air is required from the outside. In order to meet the requirements of the outside world for clean air, a filter device needs to be installed in the air-suspended blower. The filter body is a necessary device in the filter device. After running for a period of time, the filter body needs to be replaced. The existing replacement of the filter body requires manual disassembly by the user, which is inefficient.

[0003] Therefore, there is an urgent need for a new type of air-suspended fan with an air intake filter device, which can quickly replace the filter body and improve the replacement efficiency. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides an air suspension centrifugal blower with an air intake filter device, which can quickly replace the filter body and improve the replacement efficiency.

[0005] The utility model adopts the following technical solutions:

[0006] An air suspension centrifugal blower with an air intake filter device comprises a box body, a control circuit board arranged on the outer side wall of the box body, an air suspension centrifugal blower body arranged inside the box body and a box cover opened on the front side wall of the box body, wherein an air intake filter device is arranged inside the box body; the air intake filter device comprises an air intake hole opened on the side wall of the box body, a grille plate fixedly arranged inside the box body, a card block fixedly arranged at the bottom and top of the box body, an installation cavity for installing a filter body formed by the grille plate and the card block, a cover plate arranged on the front side wall of the box body for closing the outlet of the installation cavity, and an input mechanism arranged on the rear side wall of the box body for inputting the filter body and closing the inlet of the installation cavity; the input mechanism comprises an air intake hole opened on the side wall of the box body, a grille plate fixedly arranged inside the box body, a card block fixedly arranged at the bottom and top of the box body, an installation cavity for installing a filter body formed by the grille plate and the card block, a cover plate arranged on the front side wall of the box body for closing the outlet of the installation cavity, and an input mechanism arranged on the rear side wall of the box body for inputting the filter body and closing the inlet of the installation cavity; the input mechanism comprises It comprises a frame fixed on the edge of the entrance of the installation cavity, a closing body slidably inserted inside the frame, a rack fixed on the side wall of the closing body, a first motor fixed on the frame for engaging and driving the rack, a plurality of installation holes opened on the frame, a conveying wheel rotatably arranged on the installation hole for abutting against the external filter body, a transmission wheel coaxially fixed on the conveying wheel and a power mechanism fixed on the outer wall of the frame for driving the transmission wheel; the power mechanism comprises a transmission shaft rotatably arranged on the outer wall of the frame, a plurality of power wheels fixed on the transmission shaft and driving the transmission wheel through a chain, a driven gear fixed on the transmission shaft and a second motor fixed on the outer wall of the frame for engaging and driving the driven gear to rotate.

[0007] A box body for enclosing the first motor and the power mechanism is fixedly provided on the outer side wall of the frame.

[0008] Furthermore, in order to detect the filter body inserted into the installation cavity, a vertically arranged groove is provided on the inner wall of the frame adjacent to the closed body, and a proximity switch module electrically connected to the control circuit board is fixed on the groove; at the same time, in order to prevent the closed body from detaching during movement, a limit block is fixed on the edge of the closed body adjacent to the groove, and a storage cavity adapted to the limit block is opened on the inner side of the frame.

[0009] Furthermore, the motor bodies of the first motor and the second motor are servo motors; the control circuit board is electrically connected to the first motor and the second motor respectively, and the control circuit board controls the proximity switch module, the first motor and the second motor through linkage.

[0010] Preferably, in order to ensure smooth sliding of the closing body, a plurality of ball bearings are fixedly provided at the bottom of the closing body; at the same time, in order to ensure smooth installation of the filter body, a plurality of rollers for receiving the filter body are fixedly provided at the bottom of the installation cavity inside the box body.

[0011] From the above description of the structure of the utility model, it can be seen that compared with the prior art, the utility model has the following advantages: when the user needs to replace the filter body, the new filter body is pushed in from the entrance of the installation cavity, the proximity switch module detects the filter body, and under the action of the first motor, the closing body moves to open the entrance and continues to go deeper. Under the action of the second motor, the conveying wheel is driven to rotate, and the conveying wheel abuts against the new filter body, pushing the new filter body into the installation cavity. At this time, the old filter body inside the installation cavity is pushed by the new filter body and falls out from the outlet of the installation cavity, thereby realizing the rapid replacement of the filter body and improving the user's efficiency in replacing the filter body. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 The utility model is a three-dimensional schematic diagram Figure 1 ;

[0013] Figure 2 The utility model is a three-dimensional schematic diagram Figure 2 ;

[0014] Figure 3 The utility model is a three-dimensional schematic diagram Figure 3 ;

[0015] Figure 4 It is a partially enlarged stereoscopic schematic diagram of the utility model;

[0016] Figure 5 This is a partial cutaway enlarged stereoscopic diagram of the utility model. Figure 1 ;

[0017] Figure 6 This is a partial cutaway enlarged stereoscopic diagram of the utility model. Figure 2 ;

[0018] Figure 7 This is a partial cutaway enlarged stereoscopic diagram of the utility model. Figure 3 ;

[0019] Figure 8 This is a partial cutaway enlarged stereoscopic diagram of the utility model. Figure 4 ;

[0020] Fig. 9 This is a partial cutaway enlarged stereoscopic diagram of the utility model. Figure 5 ;

[0021] Fig.10 This is a partial cutaway enlarged stereoscopic diagram of the utility model. Figure 6 ;

[0022] Fig.11 This is a partial cutaway enlarged stereoscopic diagram of the utility model. Figure 7 ;

[0023] Fig.12 This is a partial cutaway enlarged stereoscopic diagram of the utility model. Figure 8 ;

[0024] Explanation of the accompanying drawings: box body 1, control circuit board 2, air suspension centrifugal blower body 3, box cover 4, air intake filter device 5, air intake hole 51, grille plate 52, block 53, installation cavity 54, roller 541, cover plate 55, input mechanism 6, frame 61, closing body 62, rack 621, limit block 622, storage cavity 623, ball 624, first motor 63, installation hole 64, conveying wheel 65, transmission wheel 651, power mechanism 7, transmission shaft 71, power wheel 72, driven gear 73, second motor 74, box body 8, groove 9, proximity switch module 91,. DETAILED DESCRIPTION

[0025] The specific implementation of the present utility model is described below with reference to the accompanying drawings.

[0026] See 1 to Fig.12, an air suspension centrifugal blower with an air intake filter device, comprising a box body 1, a control circuit board 2 arranged on the outer wall of the box body 1, an air suspension centrifugal blower body 3 arranged inside the box body 1 and a box cover 4 opened on the front side wall of the box body 1, an air intake filter device 5 is arranged inside the box body 1; the air intake filter device 5 comprises an air intake hole 51 opened on the side wall of the box body 1, a grille plate 52 fixedly arranged inside the box body 1, a block 53 fixedly arranged at the bottom and top of the box body 1, a mounting cavity 54 for mounting a filter body formed by the grille plate 52 and the block 53, a cover plate 55 arranged on the front side wall of the box body 1 for closing the outlet of the mounting cavity 54, and an input mechanism 6 arranged on the rear side wall of the box body 1 for inputting a new filter body and closing the inlet of the mounting cavity 54, the cover plate 55 is rotatably connected to the box body 1 through a torsion spring; the input mechanism 6 comprises A frame 61 fixedly arranged at the entrance edge of the installation cavity 54, a closing body 62 slidably inserted inside the frame 61, a rack 621 fixedly arranged on the side wall of the closing body 62, a first motor 63 fixedly arranged on the frame 61 for meshing and driving the rack 621, a plurality of installation holes 64 opened on the frame 61, a conveying wheel 65 rotatably arranged on the installation hole 64 for abutting against the external filter body, a transmission wheel 651 coaxially fixedly arranged on the conveying wheel 65, and a power mechanism 7 fixedly arranged on the outer wall of the frame 61 for driving the transmission wheel 651; the power mechanism 7 includes a transmission shaft 71 rotatably arranged on the outer wall of the frame 61, a plurality of power wheels 72 fixedly arranged on the transmission shaft 71 and driving the transmission wheel 651 through a chain, a driven gear 73 fixedly arranged on the transmission shaft 71, and a second motor 74 fixedly arranged on the outer wall of the frame 61 for meshing and driving the driven gear 73 to rotate.

[0027] See also Figures 1 to 12 In order to prevent foreign objects from invading the operating mechanism, a box body 8 for enclosing the first motor 63 and the power mechanism 7 is fixedly provided on the outer wall of the frame 61. In order to detect the filter inserted into the installation cavity 54, a groove 9 arranged in a vertical direction is provided on the inner wall of the frame 61 near the closed body, and a proximity switch module 91 electrically connected to the control circuit board 2 is fixed on the groove 9; at the same time, in order to prevent the closed body 62 from being separated during the movement, a limit block 622 is fixedly provided on the edge of the closed body 62 near the groove 9, and a storage cavity 623 adapted to the limit block 622 is opened on the inner side of the frame 61.

[0028] See also Figures 1 to 12In order to improve the stability and accuracy of the movement of the closing body 62 and the transmission shaft 71, the motor bodies of the first motor 63 and the second motor 74 are servo motors; the control circuit board 2 is electrically connected to the first motor 63 and the second motor 74 respectively, and the control circuit board 2 controls the proximity switch module 91, the first motor 63 and the second motor 74 through linkage. In order to ensure the smooth sliding of the closing body 62, a plurality of balls 624 are fixedly provided at the bottom of the closing body 62; at the same time, in order to smoothly install the filter body in place, a plurality of rollers 541 for receiving the filter body are fixedly provided at the bottom of the installation cavity 54 inside the box body 1.

[0029] Working principle: An automatically reset cover plate 55 is provided at the outlet of the installation cavity 54, an input mechanism 6 is provided at the entrance of the installation cavity 54, a closure body 62 that automatically slides open and closes and a conveying wheel 65 for pushing the new filter body to move are provided inside the input mechanism 6; when the filter body needs to be replaced, the user inserts the new filter body from the inside of the frame 61 of the input mechanism 6, the proximity switch module 91 senses the new filter body, the closure body 62 moves open under the action of the first motor 63, the conveying wheel 65 abuts against the new filter body, and under the action of the second motor 74, the conveying wheel 65 rotates to push the new filter body, and the old filter body inside the installation cavity 54 falls out from the outlet of the installation cavity 54 under the squeezing of the new filter body, thereby realizing efficient replacement of the filter body and improving efficiency.

[0030] The above is only a specific implementation method of the utility model, but the design concept of the utility model is not limited to this. Any non-substantial changes to the utility model using this concept shall be deemed as an infringement of the protection scope of the utility model.

Claims

1. An air suspension centrifugal blower with an air intake filter device, comprising a box body, a control circuit board arranged on the outer side wall of the box body, an air suspension centrifugal blower body arranged inside the box body, and a box cover opened on the front side wall of the box body, wherein: An air intake filter device is provided inside the box body; the air intake filter device comprises an air intake hole provided on the side wall of the box body, a grille plate fixedly provided inside the box body, a block fixedly provided at the bottom and top of the box body, an installation cavity for installing a filter body formed by the grille plate and the block, a cover plate provided on the front side wall of the box body for closing the outlet of the installation cavity, and an input mechanism provided on the rear side wall of the box body for inputting the filter body and closing the inlet of the installation cavity; the input mechanism comprises a frame fixedly provided at the edge of the inlet of the installation cavity, a closing body slidably inserted inside the frame, and a fixedly provided side wall of the closing body. A rack on the frame, a first motor fixed on the frame for meshing and driving the rack, a plurality of mounting holes opened on the frame, a conveying wheel rotatably arranged on the mounting hole for abutting against an external filter body, a transmission wheel coaxially fixed on the conveying wheel, and a power mechanism fixed on the outer wall of the frame for driving the transmission wheel; the power mechanism includes a transmission shaft rotatably arranged on the outer wall of the frame, a plurality of power wheels fixed on the transmission shaft and driving the transmission wheel through a chain, a driven gear fixed on the transmission shaft, and a second motor fixed on the outer wall of the frame for meshing and driving the driven gear to rotate.

2. The air suspension centrifugal blower with an air intake filter device according to claim 1, characterized in that: A box body for enclosing the first motor and the power mechanism is fixedly provided on the outer side wall of the frame.

3. The air suspension centrifugal blower with an air intake filter device according to claim 1 or 2, characterized in that: The inner side wall of the frame is provided with a groove arranged in a vertical direction adjacent to the closed body, and a proximity switch module electrically connected to the control circuit board is fixedly provided on the groove.

4. The air suspension centrifugal blower with an air intake filter device according to claim 3, characterized in that: A limiting block is fixedly provided on the edge of the closed body adjacent to the groove, and a receiving cavity adapted to the limiting block is opened on the inner side surface of the frame.

5. The air suspension centrifugal blower with an air intake filter device according to claim 1, 2 or 4, characterized in that: The motor bodies of the first motor and the second motor are servo motors; the control circuit board is electrically connected to the first motor and the second motor respectively.

6. The air suspension centrifugal blower with an air intake filter device according to claim 5, characterized in that: A plurality of balls are fixedly arranged on the bottom of the closing body.

7. An air suspension centrifugal blower with an air intake filter device according to claim 1, 2, 4 or 6, characterized in that: A plurality of rollers for receiving the filter body are fixedly arranged at the bottom of the installation cavity inside the box body.

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