Toilet air purification device

Abstract

The utility model provides a toilet air purification device, which belongs to the technical field of air purification and comprises a device casing, a pre-filtering unit fixedly connected to the upper end of the device casing, a filter sheet slidably connected in the pre-filtering unit, and two rotating shafts, the two rotating shafts are both rotationally connected into the pre-filtering unit, and the two first rotating blocks are fixedly connected to the circumferential surfaces of the two rotating shafts correspondingly; by using the device, the problem that harmful gases such as ammonia, hydrogen sulfide, methyl mercaptan, indole and the like in air cannot be purified by a traditional toilet air purification device through physical adsorption, chemical adsorption and chemical sorption capacities of an impregnated spherical carbon catalyst is solved, and the harmful gases are controlled to be below the standard specified concentration; and meanwhile, the function of quickly disassembling the filtering structure to achieve quick frequent washing of the mechanism is not achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of air purification, and in particular relates to a toilet air purification device. Background Art

[0002] In the prior art, the toilet is a relatively special area. Due to the inconvenience of ventilation, an unpleasant odor is diffused inside the toilet, so an air purification device is usually used to purify the air. The air purification device can draw external air into the machine through a fixed plate, and filter the air through a built-in filter and water box. It can mainly filter dust, odor, toxic gases and kill some bacteria. It is a device that can effectively improve the cleanliness of the air.

[0003] The authorization publication number "CN214536693U" records "an air purification device for toilets". The utility model discloses an air purification device for toilets, which relates to the field of air purification technology. The utility model includes a shell, a filter replacement door is clamped at one end of the shell, an inspection door is clamped at one end of the shell and located at the bottom of the filter replacement door, bellows are fixed at both ends of the bottom surface of the shell, a filtered water box is fixed on the top of the bellows, a first through hole is opened at the center of the top of the two bellows, and air suction pumps are fixed at both ends of the shell and located at the top of the bellows, and an air duct is fixed to the input end of the air suction pump. The utility model makes full use of the top space of the device through the mutual cooperation of the filtered water box, the green plant placement rack and the water pump, and the filtered water can be recycled; the filter in the device is easy to clean and replace through the mutual cooperation of the filter replacement door and the filter element with the inspection door and the filtered water box, thereby improving the practicality of the device.

[0004] The above patent can solve the problem that the utility model makes full use of the top space of the device through the cooperation between the filter water box, the green plant placement rack and the water pump, and the filtered water can be recycled; the filter screen replacement door and the filter element cooperate with the inspection door and the filter water box, so that the filter screen in the device is easy to clean and replace, which improves the practicality of the device. However, the above patent has certain defects when used. The traditional toilet air purification device does not achieve the physical adsorption, chemical adsorption and chemical adsorption ability of the impregnated spherical carbon catalyst to purify harmful gases such as ammonia, hydrogen sulfide, methyl mercaptan, indole, etc. in the air and control them below the concentration specified by the standard. At the same time, it has not yet solved the problem of quickly disassembling the filter structure to achieve the function of quick and frequent cleaning of the mechanism.

[0005] The utility model (application number CN201822158545.1, publication number CN209214034U, publication date 2019.08.06) discloses a mobile air purification device for toilet management. The device has the advantage of being able to dry the ground through the arrangement of a purification box, a partition, a guide plate, a base, a filter device, a rotating device, a negative pressure device, a heating device and an air distribution device. At the same time, it solves the problem that the existing toilet air purification device does not have the function of drying the ground, so it is also necessary to equip a drying device to dry the ground. The device discharges the purified air to the outside, but the corresponding sealed space cannot discharge the air to the outside, and the moisture dried from the ground still remains in the enclosed space, and the air quality of the enclosed space has not been fundamentally improved.

[0006] Therefore, the market needs a new toilet air purification device with dehumidification function. Utility Model Content

[0007] The utility model aims to provide a toilet air purification device, aiming to solve the problem that the conventional toilet air purification device in the prior art fails to purify harmful gases such as ammonia, hydrogen sulfide, methyl mercaptan, indole, etc. in the air through the physical adsorption, chemical adsorption and chemical sorption capabilities of the impregnated spherical carbon catalyst and control them to a concentration below that specified by the standard, and at the same time fails to solve the problem of quickly disassembling the filter structure to achieve the function of quick and frequent cleaning of the mechanism.

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] Toilet air purification device includes:

[0010] Device housing;

[0011] A pre-filter unit, the pre-filter unit being fixedly connected to the upper end of the device housing;

[0012] A filter sheet, wherein the filter sheet is slidably connected in the pre-filter unit;

[0013] A rotating shaft, wherein two rotating shafts are provided, and both rotating shafts are rotatably connected to the pre-filter unit;

[0014] A first rotating block, wherein two first rotating blocks are provided, and the two first rotating blocks are respectively fixedly connected to the circumferential surfaces of the two rotating shafts;

[0015] The second rotating block is provided with two second rotating blocks, and the two second rotating blocks are respectively fixedly connected to the circumferential surfaces of the two rotating shafts.

[0016] As a preferred solution of the utility model, a fan is rotatably connected inside the blower, and a purification and dehumidification unit is fixedly connected to one side end of the blower.

[0017] As a preferred solution of the utility model, a fixer is provided on the upper side of the filter plate, a fixer is provided on the upper side of the pre-filter unit, two latches are fixedly connected to the upper end of the fixer, and locking devices are slidably connected in the two rotating shafts.

[0018] As a preferred solution of the utility model, a handle is fixedly connected to the upper end of the filter plate, and a fan is fixedly connected to one side end of the pre-filter unit.

[0019] As a preferred solution of the utility model, a sealing valve is fixedly connected to one side end of the purification and dehumidification unit, and a top cover is fixedly connected to the upper end of the device casing.

[0020] As a preferred solution of the utility model, a flip cover is provided inside the top cover, and a purification port is fixedly connected to one side end of the pre-filter unit.

[0021] Compared with the prior art, the beneficial effects of the utility model are:

[0022] 1. In this scheme, the fixture is fitted and installed in the upper direction of the pre-filter unit and the filter disc, and the upper direction of the fixture has the function of installing a locking device. At the same time, the fixture and the pre-filter unit are both provided with a circular space for freely rotating the first rotating block. Then the shape opened on the locking device has a size that completely fits the sliding first rotating block. Then when the first rotating block is rotated ninety degrees, the first rotating block will be completely locked in the fixture, and then the first rotating block cannot be pulled out of the locking device, and then the locking of the fixture and the filter disc is completed. The locking device has the function of being inserted into the two rotating shafts, and then locking the current rotation angle of the rotating shaft, and is inserted into the rotating shaft through the square buckle of the locking device, and then the rotation function of the rotating shaft is locked through this shape.

[0023] 2. In this scheme, the use of this device solves the problem that the traditional toilet air purification device cannot purify harmful gases such as ammonia, hydrogen sulfide, methyl mercaptan, indole, etc. in the air through the physical adsorption, chemical adsorption and chemical adsorption capabilities of the impregnated spherical carbon catalyst and control them below the concentration specified by the standard. At the same time, it has not yet solved the problem of quickly disassembling the filter structure to achieve the function of quick and frequent cleaning of the mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0025] Figure 1 It is a first side perspective view of the utility model;

[0026] Figure 2 It is a cutaway stereogram of the utility model;

[0027] Figure 3 It is a second side perspective view of the utility model;

[0028] Figure 4 This is the first exploded view of the utility model;

[0029] Figure 5 This is the second explosion diagram of the utility model;

[0030] In the figure: 1. device housing; 2. pre-filter unit; 3. filter plate; 4. rotating shaft; 5. first rotating block; 6. second rotating block; 7. holder; 8. latch; 9. lock; 10. handle; 11. blower; 12. fan; 13. purification and dehumidification unit; 14. sealing valve; 15. top cover; 16. flip cover; 17. purification port. DETAILED DESCRIPTION

[0031] 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.

[0032] Example

[0033] See also Figure 1-Figure 5 , the utility model provides the following technical solutions:

[0034] Toilet air purification device includes:

[0035] Device housing 1;

[0036] A pre-filter unit 2, the pre-filter unit 2 is fixedly connected to the upper end of the device housing 1;

[0037] A filter sheet 3, the filter sheet 3 is slidably connected in the pre-filter unit 2;

[0038] A rotating shaft 4, wherein two rotating shafts 4 are provided, and both rotating shafts 4 are rotatably connected to the pre-filter unit 2;

[0039] A first rotating block 5, wherein two first rotating blocks 5 are provided, and the two first rotating blocks 5 are respectively fixedly connected to the circumferential surfaces of the two rotating shafts 4;

[0040] The second rotating block 6 , wherein two second rotating blocks 6 are provided, and the two second rotating blocks 6 are respectively fixedly connected to the circumferential surfaces of the two rotating shafts 4 .

[0041] In a specific embodiment of the utility model, the device casing 1 has the function of supporting and installing the parts of the overall device, and the device casing 1 also has the function of protecting the parts installed inside it. The pre-filter unit 2 has the function of filtering out large particle pollutants in the air, and then reducing the moisture content of the air through the purification and dehumidification unit 13 to remove water vapor, and then the purification and dehumidification unit 13 purifies the harmful gases such as ammonia, hydrogen sulfide, methyl mercaptan, indole, and total hydrocarbons in the air and sends them into the toilet to ensure air quality and improve environmental comfort. The filter plate 3 is arranged inside the pre-filter unit 2, and a fixing groove is provided inside the pre-filter unit 2 to fully adapt to and fix the filter plate 3. The filter plate 3 has the function of sliding freely in the pre-filter unit 2, and the pre-filter unit 2 has the function of filtering large particle pollutants. The rotating shaft 4 is arranged inside the pre-filter unit 2, and the rotating shaft 4 has the function of cooperating with the pre-filter unit 2. The rotation function of the rotating shaft 4 is realized by rotating the rotating shaft 4 to the inside of the pre-filter unit 2. The circumferential surface of the rotating shaft 4 is provided with a first rotating block 5 and a second rotating block 6. When the rotating shaft 4 slides through the deadbolt 8, the second rotating block 6 is then rotated ninety degrees, so that the second rotating block 6 drives the first rotating block 5 and the rotating shaft 4 to rotate ninety degrees together, and then the locking function of the fixer 7 and the filter plate 3 is completed.

[0042] For details, please refer to Figure 1-Figure 5 A holder 7 is provided on the upper side of the filter plate 3 , a holder 7 is provided on the upper side of the pre-filter unit 2 , two latches 8 are fixedly connected to the upper end of the holder 7 , and locks 9 are slidably connected in the two rotating shafts 4 .

[0043] In this embodiment: the fixture 7 is fitted and installed in the upper direction of the pre-filter unit 2 and the filter plate 3, and the upper direction of the fixture 7 has the function of installing the locking device 8. At the same time, the fixture 7 and the pre-filter unit 2 are both provided with a circular space for freely rotating the first rotating block 5. Then the shape opened on the locking device 8 has a size that completely fits the sliding first rotating block 5. Then when the first rotating block 5 rotates ninety degrees, the first rotating block 5 will be completely locked in the fixture 7. Then the first rotating block 5 cannot be pulled out of the locking device 8, and then the locking of the fixture 7 and the filter plate 3 is completed. The locking device 9 has the function of being inserted into the two rotating shafts 4, and then the current rotation angle of the rotating shaft 4 is locked. The square buckle of the locking device 9 is inserted into the rotating shaft 4, and then the rotation function of the rotating shaft 4 is locked by this shape.

[0044] For details, please refer to Figure 1-Figure 5 A handle 10 is fixedly connected to the upper end of the filter plate 3 , and a fan 11 is fixedly connected to one side end of the pre-filter unit 2 .

[0045] In the present embodiment: the handle 10 is arranged and installed in the upper direction of the filter 3, and the outer surface of the handle 10 has the function of sliding into the fixture 7. Then the main function of the handle 10 is that when the fixture 7 is detached from the outer surface of the handle 10, the user can lift the handle 10 to take out the filter 3, and then wash the filter 3 frequently. The fan 11 has the function of driving the fan 12 to rotate, and then a negative pressure is generated in the fan 11, and the polluted air is sucked into the device through the purification port 17 arranged on the outside of the device casing 1.

[0046] For details, please refer to Figure 1-Figure 5 A fan 12 is rotatably connected inside the fan 11, and a purification and dehumidification unit 13 is fixedly connected to one side end of the fan 11.

[0047] In this embodiment: the fan 12 is driven by the fan 11 to realize the rotation function, and then the fan 12 generates wind to suck the external polluted air into the device casing 1. The purification and dehumidification unit 13 has the function of removing the moisture content of water vapor in the air and removing harmful gases such as ammonia, hydrogen sulfide, methyl mercaptan, indole, total hydrocarbons, etc. in the air, and then purifies it and sends it to the outside of the device.

[0048] For details, please refer to Figure 1-Figure 5 A sealing valve 14 is fixedly connected to one side end of the purification and dehumidification unit 13 , and a top cover 15 is fixedly connected to the upper end of the device casing 1 .

[0049] In this embodiment: the sealing valve 14 has a device for controlling the fluid flow and opening or closing the pipeline. Its main function is to control the flow, pressure and direction of the medium. The top cover 15 is arranged and installed in the upper direction of the device casing 1. The main function of the top cover 15 is to cooperate with the flip cover 16. The linkage relationship between the flip cover 16 and the top cover 15 is realized according to the existing technology.

[0050] For details, please refer to Figure 1-Figure 5 A flip cover 16 is provided inside the top cover 15 , and a purification port 17 is fixedly connected to one side end of the pre-filter unit 2 .

[0051] In this embodiment: the flip cover 16 has an internal space of the device housing 1 that can be rotated to open, and the place where the flip cover 16 is aligned below is just above the pre-filter unit 2. When the flip cover 16 is opened, it can cooperate with the function of taking out the filter sheet 3, and the purification port 17 has the function of inhaling external polluted air.

[0052] The working principle and use process of the utility model: the use process of the device is as follows: first, the fan 11 is activated to start working, and then the fan 11 starts to drive the fan 12 to start rotating, and then the fan 12 generates wind force, and then the external polluted air is sucked in, and then the external polluted air will enter the device through the purification port 17, and then the polluted air first enters the pre-filter unit 2, and then the filter plate 3 in the pre-filter unit 2 starts to filter the large particle pollutants in the air, and then the filtered gas enters the purification and dehumidification unit 13 for secondary purification, and then the moisture content in the air is reduced and the water vapor is removed, and then the purification and dehumidification unit 13 purifies the harmful gases in the air. The principle is to purify the harmful gases such as ammonia, hydrogen sulfide, methyl mercaptan, indole, etc. in the air through the physical adsorption, chemical adsorption and chemical adsorption capacity of the impregnated spherical carbon catalyst, control them below the concentration specified by the standard, and finally discharge them to the outside of the device. At the same time, the filter plate 3 of this device is quickly disassembled. The use process of unloading is as follows: first, pull the lock 9 out of the rotating shaft 4 to unlock the rotating function of the rotating shaft 4, then rotate the second rotating block 6 ninety degrees, and then the second rotating block 6 will drive the first rotating block 5 and the rotating shaft 4 to rotate ninety degrees together, and then the first rotating block 5 and the second rotating block 6 will align with the shape of the notch opened in the lock 8, and then the fixer 7 at this time can be pulled out and separated from the top of the filter 3, and then the filter 3 is unlocked, and finally the user pulls the handle 10 to successfully pull out the filter 3, and then washes the filter 3 frequently, and then completes the use of the device. By using the device, the problem that the traditional toilet air purification device does not achieve the physical adsorption, chemical adsorption and chemical adsorption ability of the impregnated spherical carbon catalyst to purify harmful gases such as ammonia, hydrogen sulfide, methyl mercaptan, indole, etc. in the air and control them below the concentration specified by the standard is solved, and at the same time, the problem of quickly disassembling the filter structure to achieve the function of quickly washing the mechanism has not been solved.

[0053] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. Toilet air purification device, characterized in that include: Device housing (1); A pre-filter unit (2), the pre-filter unit (2) being fixedly connected to the upper end of the device casing (1); A filter sheet (3), wherein the filter sheet (3) is slidably connected in the pre-filter unit (2); A rotating shaft (4), wherein two rotating shafts (4) are provided, and both rotating shafts (4) are rotatably connected to the pre-filter unit (2); A first rotating block (5), wherein two first rotating blocks (5) are provided, and the two first rotating blocks (5) are respectively fixedly connected to the circumferential surfaces of the two rotating shafts (4); A second rotating block (6), wherein two second rotating blocks (6) are provided, and the two second rotating blocks (6) are respectively fixedly connected to the circumferential surfaces of the two rotating shafts (4); A fan (11) is rotatably connected to a fan (12) inside the fan (11), and a purification and dehumidification unit (13) is fixedly connected to one side end of the fan (11).

2. The toilet air purification device according to claim 1, characterized in that: A fixer (7) is provided on the upper side of the filter plate (3), a fixer (7) is provided on the upper side of the pre-filter unit (2), two latches (8) are fixedly connected to the upper end of the fixer (7), and a lock (9) is slidably connected inside the two rotating shafts (4).

3. The toilet air purification device according to claim 2, characterized in that: A handle (10) is fixedly connected to the upper end of the filter sheet (3), and a fan (11) is fixedly connected to one side end of the pre-filter unit (2).

4. The toilet air purification device according to claim 1, characterized in that: A sealing valve (14) is fixedly connected to one side end of the purification and dehumidification unit (13), and a top cover (15) is fixedly connected to the upper end of the device casing (1).

5. The toilet air purification device according to claim 4, characterized in that: A flip cover (16) is provided inside the top cover (15), and a purification port (17) is fixedly connected to one side end of the pre-filter unit (2).

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