Air purifier with filter screen

Abstract

The utility model discloses an air purifier with a filter screen, which belongs to the technical field of air purifiers and comprises a shell, an air outlet is arranged at the upper end of the shell, a ventilator is arranged in the air outlet, negative ion generators are arranged on the upper sides of two ends in the shell, and an oxygen regeneration medicine plate is arranged on the upper side in the shell. Through the arrangement of the connecting assembly, when the filter screen is installed, a sliding rod and a limiting plate are pulled through a pulling plate to slide in a fixing cylinder, a spring is compressed, then the filter screen is placed in a fixing frame, clamping blocks at the two ends of the filter screen enter clamping grooves of the fixing frame, then the pulling plate is loosened, and the filter screen is installed in the fixing frame. A spring elastically stretches to push one end of a push sliding rod to enter a clamping hole of a clamping block, the effect of limiting and fixing the clamping block and the filter screen is achieved, the filter screen is convenient to disassemble, assemble and clean by arranging a connecting assembly, and the filter screen is prevented from being blocked after being used for a long time.

Description

Technical Field

[0001] The utility model belongs to the technical field of air purifiers, and in particular relates to an air purifier with a filter screen. Background Art

[0002] Air purifier, also known as "air cleaner", air freshener, purifier, refers to a household appliance that can absorb, decompose or transform various air pollutants (generally including PM2.5, dust, pollen, odor, decoration pollution such as formaldehyde, bacteria, allergens, etc.), and effectively improve the cleanliness of the air. It is mainly divided into household, commercial, industrial and building applications.

[0003] Chinese patent application No. 2016201478585 discloses an air purifier with oxygen supply function, including an air purifier housing and a top cover arranged on the top of the air purifier housing, an oxygen regeneration medicine plate is arranged in the air purifier housing, the oxygen regeneration medicine plate divides the inner cavity of the air purifier housing into an upper purification chamber and a lower purification chamber, a through hole is provided on the oxygen regeneration medicine plate, an air inlet is provided on the side wall of the air purifier housing located in the lower purification chamber, a filter is provided in the lower purification chamber close to the air inlet, an air outlet is provided on the top cover, a ventilation fan is installed at the air outlet, a blower is provided in the lower purification chamber, the blower is arranged near the air inlet, and a negative ion generator is provided near the air outlet in the upper purification chamber. The utility model has a simple structure, good indoor air purification effect, can effectively release a large amount of oxygen, increase the oxygen concentration in the indoor air, meet the healthy breathing needs of indoor personnel, and can be promoted and applied.

[0004] The above-mentioned patent is not convenient for disassembling and cleaning the filter, and the filter is prone to clogging after long-term use. At the same time, the original device is not convenient to move to different locations for use, and its practicality is poor. Utility Model Content

[0005] In order to solve the problems raised in the above background technology, the utility model provides an air purifier with a filter screen, which has the characteristic of being easy to disassemble and clean the filter screen.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an air purifier with a filter, comprising a shell, an air outlet is arranged at the upper end of the shell, a ventilation fan is arranged in the air outlet, a negative ion generator is arranged on the upper side of both ends of the shell, an oxygen regeneration medicine plate is arranged on the upper side of the shell, an air inlet grille is arranged on the lower side of both ends of the shell, blowers are arranged on both sides of the lower end of the shell, filters are arranged at positions corresponding to the air inlet grille on the lower side of both ends of the shell, and the filter is connected to the shell by a connecting component.

[0007] Preferably, the connecting component includes a fixed frame, a clamping block, a clamping hole, a clamping slot, a fixed cylinder, a pull plate, a sliding rod, a limit plate, a spring and a limit assembly, wherein fixed frames are arranged at positions corresponding to the air inlet grille at both ends of the shell, clamping blocks are arranged at both ends of the filter screen, clamping slots corresponding to the clamping blocks are arranged at the fixed frame, fixed cylinders are arranged at positions corresponding to the clamping slots at both ends of the fixed frame, a pull plate is arranged at one end of the fixed cylinder, a sliding rod is arranged at one end of the pull plate, a limit plate is arranged on the surface of the sliding rod, a spring is arranged on the surface of the sliding rod between the limit plate and the fixed cylinder, a clamping hole corresponding to the sliding rod is arranged at one end of the clamping block, and limit assemblies are arranged at positions corresponding to the pull plate at both ends of the fixed frame.

[0008] Preferably, the limiting assembly includes a fixed seat, a rotating shaft, a baffle and a lever, wherein fixed seats are arranged at positions at both ends of the fixed frame corresponding to the pull plate, a rotating shaft is arranged at one end of the fixed seat, a baffle is arranged at the other end of the rotating shaft, and a lever is arranged on the lower side of the other end of the baffle.

[0009] Preferably, the rotating shaft is connected to the fixing seat via a damping rotation, and sliding holes corresponding to the sliding rods are provided in the fixing frame and the fixing cylinder.

[0010] Preferably, a base is provided on both sides of the lower end of the shell, a motor is provided at one end of the base, a double-axis screw is provided at the output end of the motor, sliding seats are threadedly connected on both sides of the surface of the double-axis screw, a skateboard is provided on the lower side of the double-axis screw, universal wheels are provided on both sides of the lower end of the skateboard, and a rotating rod is provided between the skateboard and the sliding seat.

[0011] Preferably, the rotating rod and the sliding seat as well as the rotating rod and the sliding plate are rotatably connected via an axle pin, and limit strips are provided at the lower sides of both ends of the base.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model sets a connecting component. When the filter is installed, the sliding rod and the limit plate are pulled by the pull plate to slide in the fixed cylinder, and the spring is compressed. Then the filter is placed in the fixed frame, and the blocks at both ends of the filter enter the slots of the fixed frame. Then the pull plate is released, and the spring extends to push one end of the sliding rod into the card hole of the card block, so as to achieve the effect of limiting and fixing the card block and the filter. The pull plate is pulled to drive one end of the sliding rod to move out of the card hole of the card block, and the filter can be disassembled. The connection component is provided to facilitate the disassembly and cleaning of the filter, and to avoid clogging of the filter after long-term use.

[0014] 2. The utility model is provided with universal wheels. When the device needs to be moved to different positions for use, the motor is turned on to drive the double-axis screw to rotate. The rotation of the double-axis screw drives the two slides to move toward each other. The two slides push the slide plate to move downward in the base through the rotating rod. The slide plate pushes the universal wheel to extend out of the base, thereby lifting the device. The device can be moved through the universal wheel. The universal wheel is provided to facilitate the device to be moved to different positions for use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 This is a cutaway perspective view of the housing when the filter screen of the utility model is installed;

[0017] Figure 3 This is a cutaway perspective view of the fixed tube of the utility model;

[0018] Figure 4 This is a cutaway perspective view of the base of the utility model;

[0019] In the figure: 1. shell; 2. connecting assembly; 21. fixing frame; 22. block; 23. clamping hole; 24. clamping slot; 25. fixing cylinder; 26. pull plate; 27. slide rod; 28. limit plate; 29. ​​spring; 210. limit assembly; 2101. fixing seat; 2102. rotating shaft; 2103. baffle; 2104. lever; 3. filter; 4. air outlet; 5. ventilation fan; 6. base; 7. air inlet grille; 8. blower; 9. oxygen regeneration medicine plate; 10. negative ion generator; 11. motor; 12. double-axis screw; 13. slide seat; 14. slide plate; 15. universal wheel; 16. rotating rod. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] Example 1

[0022] See also Figure 1-4The utility model provides the following technical solutions: an air purifier with a filter, comprising a shell 1, an air outlet 4 is arranged at the upper end of the shell 1, a ventilation fan 5 is arranged in the air outlet 4, a negative ion generator 10 is arranged on the upper side of both ends of the shell 1, an oxygen regeneration medicine plate 9 is arranged on the upper side of the shell 1, an air inlet grille 7 is arranged on the lower side of both ends of the shell 1, a blower 8 is arranged on both sides of the lower end of the shell 1, a filter 3 is arranged at the position corresponding to the air inlet grille 7 on the lower side of both ends of the shell 1, and the filter 3 is connected to the shell 1 through a connecting component 2.

[0023] Specifically, the connecting component 2 includes a fixed frame 21, a block 22, a hole 23, a slot 24, a fixed cylinder 25, a pull plate 26, a slide bar 27, a limit plate 28, a spring 29 and a limit assembly 210, wherein fixed frames 21 are provided at positions corresponding to the air inlet grille 7 at both ends of the shell 1, blocks 22 are provided at both ends of the filter 3, a slot 24 corresponding to the block 22 is provided in the fixed frame 21, fixed cylinders 25 are provided at positions corresponding to the slot 24 at both ends of the fixed frame 21, a pull plate 26 is provided at one end of the fixed cylinder 25, a slide bar 27 is provided at one end of the pull plate 26, a limit plate 28 is provided on the surface of the slide bar 27, a spring 29 is provided on the surface of the slide bar 27 between the limit plate 28 and the fixed cylinder 25, a hole 23 corresponding to the slide bar 27 is provided at one end of the block 22, and limit assemblies 210 are provided at positions corresponding to the pull plate 26 at both ends of the fixed frame 21.

[0024] By adopting the above technical solution, when the filter 3 is installed, the slide bar 27 and the limit plate 28 are pulled by the pull plate 26 to slide in the fixed cylinder 25, and the spring 29 is compressed. Then the filter 3 is placed in the fixed frame 21, and the blocks 22 at both ends of the filter 3 enter the slots 24 of the fixed frame 21. Then the pull plate 26 is released, and the spring 29 is extended to push one end of the slide bar 27 into the hole 23 of the block 22, so as to achieve the effect of limiting and fixing the block 22 and the filter 3. The pull plate 26 is pulled to drive one end of the slide bar 27 to move out of the hole 23 of the block 22, so that the filter 3 can be disassembled. By setting the connecting component 2, it is convenient to disassemble and clean the filter 3, and avoid clogging of the filter 3 after long-term use.

[0025] Specifically, the limiting assembly 210 includes a fixed seat 2101, a rotating shaft 2102, a baffle 2103 and a lever 2104, wherein the fixed seat 2101 is arranged at positions at both ends of the fixed frame 21 corresponding to the pull plate 26, the rotating shaft 2102 is arranged at one end of the fixed seat 2101, the baffle 2103 is arranged at the other end of the rotating shaft 2102, and the lever 2104 is arranged on the lower side of the other end of the baffle 2103.

[0026] By adopting the above technical solution, when there is no need to pull the pull plate 26, the baffle 2103 is moved by the lever 2104, and the baffle 2103 rotates on the fixed seat 2101 through the rotating shaft 2102. When the baffle 2103 rotates to the side of the pull plate 26, the pull plate 26 can be limited. The limit assembly 210 can be set to limit the pull plate 26 to avoid accidental pulling of the pull plate 26.

[0027] Specifically, the rotating shaft 2102 is connected to the fixing seat 2101 through damping rotation, and sliding holes corresponding to the sliding rod 27 are provided in the fixing frame 21 and the fixing cylinder 25 .

[0028] By adopting the above technical solution, the rotating shaft 2102 is prevented from self-rotating on the fixing seat 2101 , and the sliding rod 27 can slide in the fixing frame 21 and the fixing cylinder 25 .

[0029] When the present embodiment is used, the air purifier with the filter 3 is installed in a suitable position, the blower 8 is turned on, the air is filtered through the filter 3 and enters the housing 1, and then the air is treated by the oxygen regeneration medicine plate 9, the negative ion generator 10 generates air negative ions, and the ventilation fan 5 discharges the purified air out of the housing 1. By setting the connecting component 2, when the filter 3 is installed, the slide bar 27 and the limit plate 28 are pulled by the pull plate 26 to slide in the fixed cylinder 25, and the spring 29 is compressed, and then the filter 3 is placed in the fixed frame 21, and the blocks 22 at both ends of the filter 3 enter the slots 24 of the fixed frame 21, and then the pull plate 26 is released, and the spring 29 is stretched to push one end of the slide bar 27 into the block The clamping hole 23 of the clamping block 22 is used to limit and fix the clamping block 22 and the filter screen 3. The pull plate 26 is pulled to drive one end of the sliding rod 27 to move out of the clamping hole 23 of the clamping block 22, so that the filter screen 3 can be disassembled. By setting the connecting component 2, it is convenient to disassemble and clean the filter screen 3 to avoid clogging of the filter screen 3 after long-term use. By setting the limiting component 210, when there is no need to pull the pull plate 26, the baffle 2103 is moved by the lever 2104, and the baffle 2103 is rotated on the fixed seat 2101 through the rotating shaft 2102. When the baffle 2103 rotates to the side of the pull plate 26, the pull plate 26 can be limited. The setting of the limiting component 210 can limit the pull plate 26 to avoid the pull plate 26 being pulled by mistake.

[0030] Example 2

[0031] The difference between this embodiment and embodiment 1 lies in that: a base 6 is provided on both sides of the lower end of the shell 1, a motor 11 is provided at one end of the base 6, a double-axis screw rod 12 is provided at the output end of the motor 11, a slide seat 13 is threadedly connected to both sides of the surface of the double-axis screw rod 12, a slide plate 14 is provided on the lower side of the double-axis screw rod 12, universal wheels 15 are provided on both sides of the lower end of the slide plate 14, and a rotating rod 16 is provided between the slide plate 14 and the slide seat 13.

[0032] By adopting the above technical solution, when the device needs to be moved to a different position for use, the motor 11 is turned on to drive the double-axis screw 12 to rotate, and the rotation of the double-axis screw 12 drives the two slides 13 to move toward each other. The two slides 13 push the slide plate 14 to move downward in the base 6 through the rotating rod 16, and the slide plate 14 pushes the universal wheel 15 to extend out of the base 6, thereby lifting the device. The device can be moved through the universal wheel 15. By setting the universal wheel 15, it is convenient to move the device to different positions for use.

[0033] Specifically, the rotating rod 16 and the sliding seat 13 as well as the rotating rod 16 and the sliding plate 14 are rotatably connected via an axle pin, and limit strips are provided at the lower sides of both ends of the base 6 .

[0034] By adopting the above technical solution, the rotating rod 16 can rotate between the sliding seat 13 and the sliding plate 14 , and the setting of the limiting strip can limit the sliding plate 14 .

[0035] When this embodiment is used, by setting the universal wheel 15, when the device needs to be moved to a different position for use, the motor 11 is turned on to drive the double-axis screw 12 to rotate, and the rotation of the double-axis screw 12 drives the two slides 13 to move toward each other. The two slides 13 push the slide plate 14 to move downward in the base 6 through the rotating rod 16, and the slide plate 14 pushes the universal wheel 15 to extend out of the base 6, thereby lifting the device. The device can be moved by the universal wheel 15. By setting the universal wheel 15, it is convenient to move the device to different positions for use.

[0036] The motor 11 in the present invention is an existing disclosed technology, and the selected model is 5IK120GN-CF.

[0037] The structure and working principle of the shell 1, filter 3, air outlet 4, ventilation fan 5, air inlet grille 7, blower 8, oxygen regeneration medicine plate 9 and negative ion generator 10 in the utility model have been disclosed in an air purifier with oxygen supply function disclosed in Chinese patent application No. 2016201478585. Its working principle is to turn on the blower 8, and the air enters the shell 1 after being filtered by the filter 3. After that, the air is processed by the oxygen regeneration medicine plate 9, the negative ion generator 10 generates air negative ions, and the ventilation fan 5 discharges the purified air out of the shell 1.

[0038] The working principle and use process of the utility model are as follows: when the air purifier with the filter 3 is used, the device is installed in a suitable position, the blower 8 is turned on, the air enters the housing 1 after being filtered by the filter 3, and then the air is processed by the oxygen regeneration medicine plate 9, the negative ion generator 10 generates air negative ions, and the ventilation fan 5 discharges the purified air out of the housing 1. By setting the connecting component 2, when the filter 3 is installed, the sliding rod 27 and the limiting plate 28 are pulled by the pull plate 26 to slide in the fixed cylinder 25, and the spring 29 is compressed. Then the filter 3 is placed in the fixed frame 21, and the blocks 22 at both ends of the filter 3 enter the card slots 24 of the fixed frame 21, and then the pull plate 26 is released, and the spring 29 is extended to push one end of the sliding rod 27 into the card hole 23 of the card block 22, so as to achieve the effect of limiting and fixing the card block 22 and the filter 3, and the pull plate 26 is pulled to drive one end of the sliding rod 27 to move out of the card hole 23 of the card block 22, so that the filter 3 can be disassembled. The connection assembly 2 is convenient for disassembling and cleaning the filter 3 to avoid clogging of the filter 3 after long-term use. By setting the limit assembly 210, when there is no need to pull the pull plate 26, the baffle 2103 is moved by the lever 2104, and the baffle 2103 rotates on the fixed seat 2101 through the rotating shaft 2102. When the baffle 2103 rotates to the side of the pull plate 26, the pull plate 26 can be limited. The limit assembly 210 can limit the pull plate 26 to avoid the pull plate 26. To prevent accidental pulling, by setting a universal wheel 15, when the device needs to be moved to a different position for use, the motor 11 is turned on to drive the double-axis screw 12 to rotate, and the rotation of the double-axis screw 12 drives the two slides 13 to move toward each other, and the two slides 13 push the slide plate 14 to move downward in the base 6 through the rotating rod 16, and the slide plate 14 pushes the universal wheel 15 to extend out of the base 6, thereby lifting the device, and the device can be moved by the universal wheel 15. By setting the universal wheel 15, it is convenient to move the device to different positions for use.

[0039] 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. An air purifier with a filter, comprising a housing, characterized in that: An air outlet is arranged at the upper end of the shell, a ventilation fan is arranged in the air outlet, a negative ion generator is arranged on the upper sides of both ends of the shell, an oxygen regeneration medicine plate is arranged on the upper side of the shell, an air inlet grille is arranged on the lower sides of both ends of the shell, blowers are arranged on both sides of the lower end of the shell, filters are arranged at positions corresponding to the air inlet grille on the lower sides of both ends of the shell, and the filter is connected to the shell through a connecting component.

2. The air purifier with a filter according to claim 1, characterized in that: The connecting component includes a fixed frame, a clamping block, a clamping hole, a clamping slot, a fixed cylinder, a pull plate, a sliding rod, a limit plate, a spring and a limit assembly, wherein fixed frames are arranged at positions corresponding to the air inlet grille at both ends of the shell, clamping blocks are arranged at both ends of the filter screen, clamping slots corresponding to the clamping blocks are arranged at the fixed frame, fixed cylinders are arranged at positions corresponding to the clamping slots at both ends of the fixed frame, a pull plate is arranged at one end of the fixed cylinder, a sliding rod is arranged at one end of the pull plate, a limit plate is arranged on the surface of the sliding rod, a spring is arranged on the surface of the sliding rod between the limit plate and the fixed cylinder, a clamping hole corresponding to the sliding rod is arranged at one end of the clamping block, and limit assemblies are arranged at positions corresponding to the pull plate at both ends of the fixed frame.

3. An air purifier with a filter according to claim 2, characterized in that: The limiting assembly includes a fixed seat, a rotating shaft, a baffle and a lever, wherein fixed seats are arranged at positions corresponding to the pull plate at both ends of the fixed frame, a rotating shaft is arranged at one end of the fixed seat, a baffle is arranged at the other end of the rotating shaft, and a lever is arranged at the lower side of the other end of the baffle.

4. The air purifier with a filter according to claim 3, characterized in that: The rotating shaft is connected to the fixing seat via damping rotation, and sliding holes corresponding to the sliding rods are arranged in the fixing frame and the fixing cylinder.

5. The air purifier with a filter according to claim 1, characterized in that: A base is arranged on both sides of the lower end of the shell, a motor is arranged at one end of the base, a double-axis screw is arranged at the output end of the motor, a sliding seat is threadedly connected to both sides of the surface of the double-axis screw, a slide plate is arranged on the lower side of the double-axis screw, universal wheels are arranged on both sides of the lower end of the slide plate, and a rotating rod is arranged between the slide plate and the sliding seat.

6. The air purifier with a filter according to claim 5, characterized in that: The rotating rod and the sliding seat as well as the rotating rod and the sliding plate are all rotatably connected via axle pins, and limiting strips are arranged at the lower sides of both ends of the base.

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