Multi-stage composite air purification device

Abstract

The invention relates to the technical field of air purification devices, and discloses a multi-stage composite air purification device which comprises a shell placed on the ground. A filter mounting mechanism; the filtering mounting mechanism is arranged on the shell and comprises a moving plate, a fixing groove, a rack, a plurality of first mounting grooves, a first mounting cylinder, a fixing frame, a fixing screw rod, a mounting frame, a filter element, a rotating ring, a metal cylinder and a plurality of through holes; according to the air purification device, the filter mounting mechanism is arranged, the filter element is fixedly mounted on the mounting frame in a pasted mode, the filter element is mounted on the moving plate through the mounting frame, the mounting frame is fixed through a nut, the filter element is mounted at the air inlet of the air purification device, the filter element can be directly pulled out of the moving plate, the filter element is convenient to replace, and when the filter element is replaced, the filter element is convenient to replace. The positions of the upper filter element and the lower filter element are adjusted by moving the moving plate up and down, so that the filter element needing to be replaced is moved to the outside of the shell, and the use of the replaced filter element does not affect the work of the air purification device.

Description

Technical Field

[0001] The invention relates to the technical field of air purification devices, in particular to a multi-stage composite air purification device. Background Art

[0002] Air purification devices are devices used to improve indoor air quality. They can filter out pollutants in the air or kill bacteria in the air, effectively improving air quality. Air purification devices can be divided into three types: passive, active, and active-passive hybrid. The air can be filtered and purified inside the air purification device through filter elements, filter plates, etc.: The air purification device in Chinese patent application number 202110605764.3 includes a shell, a wind shield and an air guide. The shell is provided with an air outlet; the wind shield is mounted on the shell, the wind shield is arranged opposite to the air outlet, and a wind dispersion gap is formed between the edge of the wind shield and the edge of the air outlet; the air guide is arranged at the edge of the air outlet of the shell, and the air guide is provided with an air guide wall, and the end of the air guide wall away from the edge of the air outlet extends forward. The air purification device of the present invention can reduce the air volume loss of the air purification device to increase the air volume of the air purification device.

[0003] In today's air purification devices, filter elements and other filter components are set in the device. It is inconvenient to disassemble and assemble the filter element when replacing it. When the filter element is filtering the air, dust will accumulate on the outer wall, which is inconvenient to clean. When the filter element is removed, the dust on it is easy to spread and splash, and the dust is easy to clog the filter element, affecting the air intake. Summary of the invention

[0004] The object of the present invention is to provide a multi-stage composite air purification device to solve the problems raised in the above background technology.

[0005] To achieve the above object, the present invention provides the following technical solutions: A multi-stage composite air purification device comprises a housing, wherein the housing is placed on the ground; Filter mounting mechanism; the filter mounting mechanism is arranged on the shell, and the filter mounting mechanism includes a movable plate, a fixed groove, a rack, a plurality of first mounting grooves, a first mounting cylinder, a fixed frame, a fixed screw, a mounting frame, a filter element, a rotating ring, a metal cylinder and a plurality of through holes, the fixed groove is opened on both sides of the movable plate, the rack is fixedly installed on the groove wall of the fixed groove, a plurality of first mounting grooves are opened on one side of the movable plate, the first mounting cylinder is fixedly installed on one end of the groove wall of the first mounting groove, the fixed frame is fixedly installed on one end of the first mounting cylinder, the fixed screw is fixedly installed on the center of one side of the fixed frame, and the mounting frame is installed on the outer wall of the fixed screw , an internal threaded hole is opened at one end of the mounting bracket, and the internal threaded hole passes through the mounting bracket, the mounting bracket is threadedly connected to the fixing screw through the internal threaded hole thereon, and a nut is threadedly connected to one end of the outer wall of the fixing screw, the mounting bracket is fixedly installed on the fixing bracket through the fixing screw and the nut, the filter element is fixedly installed on the outer wall of the mounting bracket, an annular groove is opened at one end of the inner wall of the first mounting cylinder, the rotating ring is rotatably installed on the wall of the annular groove, the metal cylinder is fixedly installed at one end of the rotating ring, a plurality of through holes are opened on the outer wall of the metal cylinder, and the filter installation mechanism drives the filter element to move for replacement through the movable plate; A moving mechanism, the moving mechanism is arranged on both sides of the housing, and the moving mechanism drives the moving plate to move up and down through the gears therein; A transmission mechanism, the transmission mechanism is arranged at the upper and lower ends of the movable plate, and the transmission mechanism rotates the metal cylinder in the filter installation mechanism through a transmission belt therein; A collecting mechanism is arranged on the shell, and the collecting mechanism collects dust on the metal cylinder through a collecting cylinder therein.

[0006] Optionally, a plurality of movable grooves are provided on both sides of the movable plate, and a movable groove is provided on the top of the shell, and the movable groove runs through the shell.

[0007] Optionally, a plurality of moving blocks are fixedly mounted on both sides of the moving groove wall, and the moving plate is slidably mounted on the corresponding moving blocks in the moving groove through the movable grooves thereon.

[0008] Optionally, the moving mechanism includes a mounting shell, a first motor and a gear, the mounting shell is fixedly mounted on both sides of the outer shell, the first motor is fixedly mounted on the inner wall of the mounting shell, the gear is fixedly mounted on the output end of the first motor, one side of the outer wall of the gear extends into the interior of the moving groove, and the gear is meshed with the corresponding rack.

[0009] Optionally, a plurality of fixing holes are opened on both sides of the movable plate, a plurality of electric push rods are fixedly installed on both sides of the outer shell, a fixing column is fixedly installed on the output end of the electric push rod, the fixing column extends to the inside of the movable groove through the hole on the outer shell, and the fixing column is engaged with the corresponding fixing hole.

[0010] Optionally, the collecting mechanism includes a plurality of second mounting grooves, a second mounting cylinder, a plurality of sliding grooves, a cleaning frame, a second motor, a collecting cylinder, a fixed block, a third motor, a screw rod, a limiting rod, a push plate, two connecting frames, a collecting frame and a collecting tube, the second mounting grooves are arranged on both sides of the outer shell, the second mounting grooves are communicated with the interior of the movable groove, the second mounting cylinder is fixedly installed on one of the inner walls of the second mounting grooves, a plurality of sliding grooves are arranged on the outer wall of the second mounting cylinder, one end of the second mounting cylinder is provided with connecting grooves on both sides, the cleaning frame is fixedly installed on the wall of the connecting groove, the second motor is fixedly installed on the bottom end of the inner wall of the cleaning frame, the output end of the second motor is fixedly installed with a mounting shaft, and the collecting cylinder is fixedly installed on At one end of the mounting shaft, the collecting cylinder extends to the outside of the bottom of the cleaning frame, the fixing block is fixedly mounted on one end of the inner wall of the cleaning frame, the third motor is fixedly mounted on one side of the fixing block, the output end of the third motor extends to the other side of the fixing block, the screw rod is fixedly mounted on the output end of the third motor, the limiting rod is fixedly mounted on one side of the fixing block, the push plate is threadedly connected to the outer wall of the screw rod through the threaded hole thereon, and the push plate is slidably mounted on the outer wall of the limiting rod through the hole thereon, the two connecting frames are fixedly mounted on one end of the second mounting cylinder, and the position of the connecting frame corresponds to the connecting groove, the collecting frame is fixedly mounted on one end of the connecting frame, and the collecting pipe is fixedly mounted on one end of the collecting frame.

[0011] Optionally, a plurality of fixing ears are fixedly installed on one end of the second mounting tube, and the second mounting tube is fixedly installed on one end of the wall of the second mounting groove through the fixing ears and screws. The collecting tube is located on the outer wall surface of the metal tube, and an annular clamping frame is fixedly installed on one end of the metal tube, and one end of the second mounting tube is clamped with the clamping frame.

[0012] Optionally, the transmission mechanism includes a transmission frame, several turntables, a transmission belt and a transmission groove, the transmission frame is fixedly installed on both ends of the movable plate, several turntables are rotatably installed on one side of the inner wall of the transmission frame, several transmission grooves are opened at both ends of the movable plate and the outer wall of the first mounting tube, the transmission belt is installed on the outer wall of the turntable, and the transmission belt is slidably installed inside the corresponding transmission groove.

[0013] Optionally, a fourth motor is fixedly mounted on one side of the transmission frame, and an output end of the fourth motor extends into the interior of the transmission frame, one of the turntables is fixedly mounted on the output end of the fourth motor, a transmission ring is fixedly mounted on one end of the outer wall of the metal cylinder, and one end of the transmission belt is mounted on the transmission ring.

[0014] Optionally, a ventilation pipe is fixedly installed on one side of the outer shell, and the position of the ventilation pipe corresponds to another second mounting groove. A ventilation frame is fixedly installed on the other end of the ventilation pipe, and a first filter element and a second filter element are installed on one side of the inner wall of the ventilation frame. A fan is fixedly installed on the bottom end of the inner wall of the ventilation frame, and one end of the fan inlet is connected to the second filter element. A plurality of sealing rings are fixedly installed on both sides of the outer wall of the movable plate, and the sealing rings are located at the outer wall corresponding to the second mounting groove.

[0015] The present invention has at least the following beneficial effects: (1) This solution sets up a filter installation mechanism, and the filter element is fixedly installed on the installation frame by pasting. The filter element is installed on the movable plate through the installation frame, and the installation frame is fixed by a nut. The filter element is installed at the air inlet of the air purification device. The filter element can be directly pulled out of the movable plate, which is convenient for replacing the filter element. When replacing the filter element, the movable plate is moved up and down to adjust the position of the filter element at the upper and lower positions, so that the filter element to be replaced is moved to the outside of the housing, so that the use of replacing the filter element does not affect the operation of the air purification device; (2) In this scheme, the second motor starts to drive the collection tube to rotate, and the dust exposed from the through hole on the metal tube adheres to the outer wall of the collection tube. At the same time, the third motor starts to drive the screw to rotate. The rotation of the screw drives the push plate to move along the direction of the limit rod, scraping out the dust adhered to the outer wall of the collection tube and pushing it into the connection frame, so that the dust can be collected conveniently and the dust on the filter element can be cleaned well. (3) In this scheme, a rotating ring is provided for mounting the metal cylinder, so that the metal cylinder can rotate at the outer wall of the filter element. When the metal cylinder rotates, a through hole is provided on the outer wall of the metal cylinder, so that the dust on the outer wall of the filter element adheres to the through hole and drives the dust to move, thereby facilitating the dust on the outer wall of the filter element to be adhered to and removed; (4) In this solution, the output end of the electric push rod drives the fixed column to move, so that the fixed column is inserted into the corresponding fixed hole, which is convenient for fixing the position of the movable plate. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work. Figure 1It is a schematic diagram of the structure of the present invention; Figure 2 This is the gear installation diagram of the present invention; Figure 3 This is the installation diagram of the fixing column of the present invention; Figure 4 This is an installation diagram of the fixing frame of the present invention; Figure 5 This is the installation diagram of the second installation tube of the present invention; Figure 6 It is the installation diagram of the cleaning frame of the present invention; Figure 7 For the present invention Figure 6 Enlarged view of point A in the middle; Figure 8 This is the installation diagram of the filter element of the present invention; Fig. 9 It is the installation diagram of the transmission belt of the present invention; Fig.10 This is an installation diagram of the first filter element and the second filter element of the present invention; Fig.11 This is a diagram showing the position of the sealing ring of the present invention; In the accompanying drawings, the components represented by the reference numerals are listed as follows: 1. Shell; 101. Moving block; 102. Moving groove; 103. Moving plate; 104. Fixed groove; 105. Rack; 106. Fixed hole; 107. Electric push rod; 108. Fixed column; 109. Mounting shell; 110. First motor; 111. Gear; 112. Sealing ring; 2. First mounting groove; 201. First mounting cylinder; 202. Fixed frame; 203. Fixed screw; 204. Mounting frame; 205. Filter element; 206. Rotating ring; 207. Metal cylinder; 2071. Through hole; 3. Second mounting groove; 301, fixing ear; 302, second mounting cylinder; 303, sliding groove; 304, cleaning frame; 305, second motor; 306, collecting cylinder; 307, fixing block; 308, third motor; 309, screw rod; 310, limiting rod; 311, push plate; 312, connecting frame; 313, collecting frame; 314, collecting pipe; 4, transmission frame; 401, turntable; 402, transmission belt; 403, transmission groove; 5, ventilation pipe; 501, ventilation frame; 502, first filter element; 503, second filter element; 504, fan. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] See also Figure 1-Figure 11 The present invention provides a multi-stage composite air purification device, comprising a housing 1, which is placed on the ground; a filter installation mechanism; the filter installation mechanism is arranged on the housing 1, and the filter installation mechanism drives the filter element 205 therein to move for replacement through the movable plate 103 therein; a moving mechanism, which is arranged on both sides of the housing 1, and the moving mechanism drives the movable plate 103 to move up and down through the gear 111 therein; a transmission mechanism, which is arranged at the upper and lower ends of the movable plate 103, and the transmission mechanism rotates the metal cylinder 207 in the filter installation mechanism through the transmission belt 402 therein; a collecting mechanism, which is arranged on the housing 1, and the collecting mechanism collects the metal through the collecting cylinder 306 therein The dust on the cylinder 207 is collected; by setting a filtering installation mechanism, the filter element 205 is pasted and fixed on the mounting frame 204, the filter element 205 is installed on the movable plate 103 through the mounting frame 204, and the mounting frame 204 is fixed by a nut, and the filter element 205 is installed at the air inlet of the air purification device, the filter element 205 can be directly pulled out of the movable plate 103, and the filter element 205 is convenient to replace. When replacing the filter element 205, the movable plate 103 is moved up and down to adjust the position of the filter element 205 at the upper and lower places, so that the filter element 205 that needs to be replaced is moved to the outside of the housing 1, so that the use of replacing the filter element 205 does not affect the operation of the air purification device.

[0019] In some embodiments, see Figure 4 , Figure 5 , Figure 6 , Figure 7The filtering installation mechanism includes a movable plate 103, a fixed groove 104, a rack 105, a plurality of first installation grooves 2, a first installation cylinder 201, a fixed frame 202, a fixed screw 203, a mounting frame 204, a filter element 205, a rotating ring 206, a metal cylinder 207 and a plurality of through holes 2071. The fixed groove 104 is provided on both sides of the movable plate 103. The rack 105 is fixedly installed on the groove wall of the fixed groove 104. A plurality of first installation grooves 2 are provided on one side of the movable plate 103. The first installation cylinder 201 is fixedly installed on one end of the groove wall of the first installation groove 2. The fixed frame 202 is fixedly installed on one end of the first installation cylinder 201. The fixed screw 203 is fixedly installed on the center of one side of the fixed frame 202. The mounting frame 204 is installed on the outer wall of the fixed screw 203. An internal threaded hole is provided at one end of the mounting frame 204, and the internal threaded hole passes through the mounting frame 204. The mounting frame 204 passes through the mounting frame 204 on the The internal threaded hole is threadedly connected to the fixing screw 203, and a nut is threadedly connected to one end of the outer wall of the fixing screw 203. The mounting frame 204 is fixedly mounted on the fixing frame 202 through the fixing screw 203 and the nut, and the filter element 205 is fixedly mounted on the outer wall of the mounting frame 204. An annular groove is provided at one end of the inner wall of the first mounting cylinder 201, and a rotating ring 206 is rotatably mounted on the wall of the annular groove. The metal cylinder 207 is fixedly mounted at one end of the rotating ring 206, and a plurality of through holes 2071 are provided on the outer wall of the metal cylinder 207; the rotating ring 206 is provided for mounting the metal cylinder 207, so that the metal cylinder 207 can rotate at the outer wall of the filter element 205. When the metal cylinder 207 rotates, through holes 2071 are provided on the outer wall of the metal cylinder 207, so that the dust on the outer wall of the filter element 205 is adhered to the through holes 2071, and the dust is driven to move, so that the dust on the outer wall of the filter element 205 is conveniently adhered out.

[0020] In this example, the filter element 205 can be a PP cotton air filter cartridge.

[0021] In some embodiments, see Figure 1 , Figure 2, a plurality of movable grooves are provided on both sides of the movable plate 103, a movable groove 102 is provided on the top of the shell 1, the movable groove 102 runs through the shell 1, and a plurality of movable blocks 101 are fixedly installed on both sides of the groove wall of the movable groove 102. The movable plate 103 is slidably installed on the corresponding movable blocks 101 in the movable groove 102 through the movable groove thereon. The moving mechanism includes a mounting shell 109, a first motor 110 and a gear 111. The mounting shell 109 is fixedly installed on both sides of the shell 1, the first motor 110 is fixedly installed on the inner wall of the mounting shell 109, the gear 111 is fixedly installed on the output end of the first motor 110, one side of the outer wall of the gear 111 extends to the inside of the movable groove 102, and the gear 111 is meshed with the corresponding rack 105; by setting the first motor 110, the first motor 110 is fixed in the mounting shell 109 through the motor fixing seat, the first motor 110 is started to drive the gear 111 to rotate, and the gear 111 drives the movable plate 103 to move up and down in the movable groove 102 through the meshing with the rack 105.

[0022] In some embodiments, see Figure 3 A plurality of fixing holes 106 are provided on both sides of the movable plate 103, a plurality of electric push rods 107 are fixedly installed on both sides of the shell 1, and a fixing column 108 is fixedly installed on the output end of the electric push rod 107. The fixing column 108 extends to the inside of the movable groove 102 through the hole on the shell 1, and the fixing column 108 is engaged with the corresponding fixing hole 106; after the movable plate 103 moves to the corresponding position, the output end of the electric push rod 107 drives the fixing column 108 to move, so that the fixing column 108 is inserted into the corresponding fixing hole 106, so as to fix the position of the movable plate 103 conveniently.

[0023] In some embodiments, see Figure 5 , Figure 6 , Figure 7 , Figure 8The collecting mechanism includes a plurality of second mounting grooves 3, a second mounting cylinder 302, a plurality of sliding grooves 303, a cleaning frame 304, a second motor 305, a collecting cylinder 306, a fixing block 307, a third motor 308, a screw rod 309, a limiting rod 310, a push plate 311, two connecting frames 312, a collecting frame 313 and a collecting pipe 314. The second mounting grooves 3 are provided on both sides of the housing 1. The second mounting grooves 3 are connected to the inside of the movable groove 102. The second mounting cylinder 302 is fixedly installed on the inner wall of one of the second mounting grooves 3. A plurality of sliding grooves 303 are provided on the outer wall of the second mounting cylinder 302. The second mounting cylinder 302 is The end is provided with connecting grooves on both sides, the cleaning frame 304 is fixedly installed on the wall of the connecting groove, the second motor 305 is fixedly installed on the bottom end of the inner wall of the cleaning frame 304, the output end of the second motor 305 is fixedly installed with a mounting shaft, the collecting cylinder 306 is fixedly installed on one end of the mounting shaft, the collecting cylinder 306 extends to the outside of the bottom of the cleaning frame 304, the fixing block 307 is fixedly installed on one end of the inner wall of the cleaning frame 304, the third motor 308 is fixedly installed on one side of the fixing block 307, the output end of the third motor 308 extends to the other side of the fixing block 307, the screw rod 309 is fixedly installed on the output end of the third motor 308, and the limit rod 310 is fixedly installed on the fixing block 307. On one side of the block 307, the push plate 311 is threadedly connected to the outer wall of the screw rod 309 through the threaded hole thereon, and the push plate 311 is slidably installed on the outer wall of the limit rod 310 through the hole thereon, and two connecting frames 312 are fixedly installed on one end of the second mounting cylinder 302, and the position of the connecting frame 312 corresponds to the connecting groove, the collecting frame 313 is fixedly installed on one end of the connecting frame 312, and the collecting pipe 314 is fixedly installed on one end of the collecting frame 313. A plurality of fixing ears 301 are fixedly installed on one end of the second mounting cylinder 302, and the second mounting cylinder 302 is fixedly installed on one end of the second mounting groove 3 wall through the fixing ears 301 and screws, and the collecting cylinder 306 is fixedly installed on one end of the second mounting groove 3 wall. On the outer wall surface of the metal cylinder 207, an annular locking frame is fixedly installed at one end of the metal cylinder 207, and one end of the second mounting cylinder 302 is locked with the locking frame; the second motor 305 is started to drive the collecting cylinder 306 to rotate, and the dust exposed from the through hole 2071 on the metal cylinder 207 adheres to the outer wall of the collecting cylinder 306. At the same time, the third motor 308 is started to drive the screw rod 309 to rotate, and the rotation of the screw rod 309 drives the push plate 311 to move along the direction of the limiting rod 310, scrapes out the dust adhered to the outer wall of the collecting cylinder 306 and pushes it into the connecting frame 312, so as to facilitate the collection of dust and enable the dust on the filter element 205 to be well cleaned.

[0024] In this example, a vacuum cleaner is connected to one end of the collection pipe 314 to remove the dust pushed into the connection frame 312 .

[0025] In this example, the collecting tube 306 can be made of a silicone tube, which has good adhesion.

[0026] For further information, please refer again to Fig. 9The transmission mechanism includes a transmission frame 4, a plurality of turntables 401, a transmission belt 402 and a transmission groove 403. The transmission frame 4 is fixedly installed at both ends of the moving plate 103, and a plurality of turntables 401 are rotatably installed on one side of the inner wall of the transmission frame 4. A plurality of transmission grooves 403 are arranged at both ends of the moving plate 103 and the outer wall of the first installation cylinder 201. The transmission belt 402 is installed on the outer wall of the turntable 401, and the transmission belt 402 is slidably installed inside the corresponding transmission groove 403. A fourth motor is fixedly installed on one side of the transmission frame 4, and the output end of the fourth motor extends to the inside of the transmission frame 4. One of the turntables 401 is fixedly installed on the output end of the fourth motor. A transmission ring is fixedly installed at one end of the outer wall of the metal cylinder 207, and one end of the transmission belt 402 is installed on the transmission ring. When the fourth motor is started, it drives one of the turntables 401 to rotate, drives the transmission belt 402 to move, and the metal cylinder 207 is rotated through the transmission of the transmission belt 402, so as to facilitate driving the metal cylinder 207.

[0027] In this example, the first motor 110 , the second motor 305 , the third motor 308 , and the fourth motor may be servo motors.

[0028] For further information, please refer again to Fig.10 , Fig.11 A ventilation pipe 5 is fixedly installed on one side of the shell 1, and the position of the ventilation pipe 5 corresponds to another second installation groove 3. A ventilation frame 501 is fixedly installed on the other end of the ventilation pipe 5. A first filter element 502 and a second filter element 503 are installed on one side of the inner wall of the ventilation frame 501. A fan 504 is fixedly installed on the bottom end of the inner wall of the ventilation frame 501, and one end of the inlet of the fan 504 is connected to the second filter element 503. A plurality of sealing rings 112 are fixedly installed on both sides of the outer wall of the movable plate 103, and the sealing ring 112 is located at the outer wall of the corresponding second installation groove 3; by arranging the first filter element 502 and the second filter element 503 in the ventilation frame 501, the first filter element 502 can select an activated carbon filter, and the second filter element 503 can select a polytetrafluoroethylene filter plate. After the primary filtration is performed by the filter element 205, the second and third filtration are performed by the first filter element 502 and the second filter element 503, so as to realize the multi-stage filtration of the air purification device, and the air is exhausted by arranging the fan 504.

[0029] The working process and principle of the present invention are as follows: when the air purification device is working, the fan 504 draws air, so that air enters the air from the second mounting cylinder 302, and the dust in the air is filtered through the filter element 205. The fourth motor starts to drive one of the turntables 401 to rotate, and drives the transmission belt 402 to move. The metal cylinder 207 is rotated through the transmission of the transmission belt 402. The metal cylinder 207 rotates, and the dust on the outer wall of the filter element 205 adheres to the through hole 2071. The second motor 305 starts to drive the collecting cylinder 306 to rotate, and the dust exposed through the through hole 2071 on the metal cylinder 207 adheres to the outer wall of the collecting cylinder 306. At the same time, the third motor 308 starts to drive the screw rod 309 to rotate. The rotation of the screw rod 309 drives the push plate 311 to move along the direction of the limit rod 310, scrapes out the dust adhered to the outer wall of the collecting cylinder 306 and pushes it into the connecting frame 312, so as to clean and collect the dust on the outer wall of the filter element 205.

[0030] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A multi-stage composite air purification device, characterized in that: include: A housing (1), wherein the housing (1) is placed on the ground; A filter installation mechanism; the filter installation mechanism is arranged on the housing (1), and comprises a movable plate (103), a fixed groove (104), a rack (105), a plurality of first installation grooves (2), a first installation cylinder (201), a fixed frame (202), a fixed screw (203), a mounting frame (204), a filter element (205), a rotating ring (206), a metal cylinder (207) and a plurality of through holes (2071), wherein the fixed groove (104) is provided on the The movable plate (103) is provided on both sides, the rack (105) is fixedly mounted on the groove wall of the fixed groove (104), a plurality of the first mounting grooves (2) are opened on one side of the movable plate (103), the first mounting tube (201) is fixedly mounted on one end of the groove wall of the first mounting groove (2), the fixing frame (202) is fixedly mounted on one end of the first mounting tube (201), the fixing screw (203) is fixedly mounted on the center of one side of the fixing frame (202), and the mounting frame (20 4) mounted on the outer wall of the fixing screw (203), one end of the mounting frame (204) is provided with an internal threaded hole, and the internal threaded hole penetrates the mounting frame (204), the mounting frame (204) is threadedly connected to the fixing screw (203) through the internal threaded hole thereon, one end of the outer wall of the fixing screw (203) is threadedly connected with a nut, and the mounting frame (204) is fixedly mounted on the fixing frame (202) through the fixing screw (203) and the nut, The filter element (205) is fixedly mounted on the outer wall of the mounting frame (204); an annular groove is provided at one end of the inner wall of the first mounting cylinder (201); the rotating ring (206) is rotatably mounted on the wall of the annular groove; the metal cylinder (207) is fixedly mounted on one end of the rotating ring (206); a plurality of through holes (2071) are provided on the outer wall of the metal cylinder (207); and the filter mounting mechanism drives the filter element (205) to move for replacement via the movable plate (103); A moving mechanism, the moving mechanism being arranged on both sides of the housing (1), the moving mechanism driving the moving plate (103) to move up and down via a gear (111) therein; A transmission mechanism, the transmission mechanism being arranged at the upper and lower ends of the movable plate (103), and the transmission mechanism causing the metal cylinder (207) in the filter installation mechanism to rotate via a transmission belt (402) therein; A collecting mechanism, wherein the collecting mechanism is arranged on the outer shell (1), and the collecting mechanism collects dust on the metal cylinder (207) through a collecting cylinder (306) therein.

2. A multi-stage composite air purification device according to claim 1, characterized in that: A plurality of movable grooves are formed on both sides of the movable plate (103), and a movable groove (102) is formed on the top of the outer shell (1), wherein the movable groove (102) penetrates the outer shell (1).

3. A multi-stage composite air purification device according to claim 2, characterized in that: A plurality of moving blocks (101) are fixedly mounted on both sides of the groove wall of the moving groove (102), and the moving plate (103) is slidably mounted on the corresponding moving blocks (101) in the moving groove (102) through movable grooves thereon.

4. A multi-stage composite air purification device according to claim 3, characterized in that: The moving mechanism comprises a mounting shell (109), a first motor (110) and a gear (111); the mounting shell (109) is fixedly mounted on both sides of the outer shell (1); the first motor (110) is fixedly mounted on the inner wall of the mounting shell (109); the gear (111) is fixedly mounted on the output end of the first motor (110); one side of the outer wall of the gear (111) extends into the interior of the moving groove (102); and the gear (111) is meshed with a corresponding rack (105).

5. A multi-stage composite air purification device according to claim 2, characterized in that: A plurality of fixing holes (106) are provided on both sides of the movable plate (103); a plurality of electric push rods (107) are fixedly mounted on both sides of the housing (1); a fixing column (108) is fixedly mounted on the output end of the electric push rod (107); the fixing column (108) extends through a hole on the housing (1) to the inside of the movable groove (102); and the fixing column (108) is engaged with the corresponding fixing hole (106).

6. A multi-stage composite air purification device according to claim 3, characterized in that: The collecting mechanism comprises a plurality of second mounting grooves (3), a second mounting cylinder (302), a plurality of sliding grooves (303), a cleaning frame (304), a second motor (305), a collecting cylinder (306), a fixing block (307), a third motor (308), a screw rod (309), a limiting rod (310), a push plate (311), two connecting frames (312), a collecting frame (313) and a collecting tube (314), wherein the second mounting grooves (3) are provided on both sides of the housing (1), and the second mounting grooves (3) and the movable grooves (3) are connected to each other. (102) are connected internally, the second mounting cylinder (302) is fixedly mounted on the inner wall of one of the second mounting grooves (3), a plurality of the sliding grooves (303) are opened on the outer wall of the second mounting cylinder (302), one end of the second mounting cylinder (302) is opened with connecting grooves on both sides, the cleaning frame (304) is fixedly mounted on the wall of the connecting groove, the second motor (305) is fixedly mounted on the bottom end of the inner wall of the cleaning frame (304), the output end of the second motor (305) is fixedly mounted with a mounting shaft, and the collecting cylinder (306) is fixedly mounted on the inner wall of the second mounting groove (3). ) is fixedly mounted on one end of the mounting shaft, the collecting cylinder (306) extends to the outside of the bottom of the cleaning frame (304), the fixing block (307) is fixedly mounted on one end of the inner wall of the cleaning frame (304), the third motor (308) is fixedly mounted on one side of the fixing block (307), the output end of the third motor (308) extends to the other side of the fixing block (307), the screw rod (309) is fixedly mounted on the output end of the third motor (308), and the limiting rod (310) is fixedly mounted on the fixing block (30 7) On one side, the push plate (311) is threadedly connected to the outer wall of the screw rod (309) through the threaded hole thereon, and the push plate (311) is slidably installed on the outer wall of the limit rod (310) through the hole thereon, and the two connecting frames (312) are fixedly installed on one end of the second mounting tube (302), and the position of the connecting frame (312) corresponds to the connecting groove, the collecting frame (313) is fixedly installed on one end of the connecting frame (312), and the collecting pipe (314) is fixedly installed on one end of the collecting frame (313).

7. A multi-stage composite air purification device according to claim 6, characterized in that: A plurality of fixing ears (301) are fixedly mounted on one end of the second mounting tube (302); the second mounting tube (302) is fixedly mounted on one end of the groove wall of the second mounting groove (3) via the fixing ears (301) and screws; the collecting tube (306) is located on the outer wall surface of the metal tube (207); an annular snap-fitting frame is fixedly mounted on one end of the metal tube (207); and one end of the second mounting tube (302) is snap-fitted with the snap-fitting frame.

8. The multi-stage composite air purification device according to claim 1, characterized in that: The transmission mechanism comprises a transmission frame (4), a plurality of rotating disks (401), a transmission belt (402) and a transmission groove (403); the transmission frame (4) is fixedly mounted on two ends of the movable plate (103), respectively; a plurality of rotating disks (401) are rotatably mounted on one side of an inner wall of the transmission frame (4); a plurality of transmission grooves (403) are provided at two ends of the movable plate (103) and on an outer wall of a first mounting cylinder (201); the transmission belt (402) is mounted on the outer wall of the rotating disk (401), and the transmission belt (402) is slidably mounted inside the corresponding transmission grooves (403).

9. The multi-stage composite air purification device according to claim 1, characterized in that: The transmission mechanism comprises a transmission frame (4), a plurality of rotating disks (401), a transmission belt (402) and a transmission groove (403); the transmission frame (4) is fixedly mounted on two ends of the movable plate (103), respectively; a plurality of rotating disks (401) are rotatably mounted on one side of an inner wall of the transmission frame (4); a plurality of transmission grooves (403) are provided at two ends of the movable plate (103) and on an outer wall of a first mounting cylinder (201); the transmission belt (402) is mounted on the outer wall of the rotating disk (401), and the transmission belt (402) is slidably mounted inside the corresponding transmission grooves (403).

10. A multi-stage composite air purification device according to claim 6, characterized in that: A ventilation pipe (5) is fixedly mounted on one side of the housing (1), the position of the ventilation pipe (5) corresponding to another second mounting groove (3), a ventilation frame (501) is fixedly mounted on the other end of the ventilation pipe (5), a first filter element (502) and a second filter element (503) are mounted on one side of the inner wall of the ventilation frame (501), a fan (504) is fixedly mounted on the bottom end of the inner wall of the ventilation frame (501), one end of the inlet of the fan (504) is connected to the second filter element (503), and a plurality of sealing rings (112) are fixedly mounted on both sides of the outer wall of the movable plate (103), the sealing rings (112) are located at the outer wall corresponding to the second mounting groove (3).

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