CN209978224U

CN209978224U - Return air filter equipment of toilet

Info

Publication number: CN209978224U
Application number: CN201920726034.7U
Authority: CN
Inventors: 席鹏涛
Original assignee: Shaanxi Yuxin Clean Engineering Co Ltd
Current assignee: Shaanxi Yuxin Clean Engineering Co Ltd
Priority date: 2019-05-20
Filing date: 2019-05-20
Publication date: 2020-01-21
Anticipated expiration: 2029-05-20

Abstract

The utility model relates to a clean room return air filtering device, which comprises a box body, an air guide window and an air outlet window which are arranged on the box body, a fan cavity, a flow equalizing plate and a filter cavity are sequentially arranged in the box body, an impeller is arranged in the fan cavity, a motor and a humidifying device for driving the impeller to rotate are arranged, the humidifying device is arranged on the inner wall of the fan cavity, a primary effect filter screen, a medium effect filter screen and a high efficiency filter screen are arranged in the filter cavity, the driving motor drives the impeller to rotate to suck air into the box body through the air guide window, atomized water drops generated by the humidifying device are attached to impurities mixed with the air, the adsorbability of the impurities is improved, the uniform air passing through the flow equalizing plate sequentially passes through the primary effect filter screen, the medium effect filter screen and the high efficiency filter screen in the process, the impurities with atomized water drops are more easily adsorbed on the primary effect filter screen, the medium effect, the air returns to the clean room through the air outlet window again, so that the filtering performance of the return air filtering device of the clean room is improved.

Description

Return air filter equipment of toilet

Technical Field

The utility model belongs to the technical field of the technique that the toilet purified and specifically relates to a return air filter equipment of toilet is related to.

Background

With the continuous development of science and technology, the requirements of the production of modern process products and modern scientific experimental activities on the cleanliness of indoor air are higher and higher, and particularly, microelectronics, biotechnology, medical products, medical treatment, daily chemicals and the like all require indoor environments with high quality, high purity, precision and high reliability, namely, the production is carried out in a clean room. The air return system of the clean room mainly filters the air in the clean room again and then leads the air into the clean room, so that the energy consumption is reduced.

The Chinese patent with the granted publication number of CN203379724U discloses a clean room return air filtering device, which comprises a frame, a panel shell provided with a return air hole, a filtering layer frame and a wave-shaped filtering layer, wherein the filtering layer frame is internally provided with a front row of upright posts and a rear row of upright posts which are arranged alternately, and the wave-shaped filtering layer is fixed in the filtering layer frame after sequentially bypassing each upright post; the filter layer frame is fixed in the panel shell through a clamp spring; the filter device comprises a panel shell, a frame, a hinge pin and a filter layer, wherein symmetrical slotted holes are formed in the lower end portions of two side walls of the panel shell, pin shaft holes matched with the slotted holes are formed in the lower end portions of the two side walls of the frame respectively, the slotted holes in the panel shell and the pin shaft holes are hinged through the hinge pin, and the filter device has the advantages that the filter layer is convenient to replace, the contact area of the filter layer in air is enlarged, and the air volume and the air speed of.

According to the technical scheme, the contact area between the air and the filter layer is increased through the wavy filter layer, so that the filtering effect is improved, and the using amount of the filter layer is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a toilet return air filter equipment has the advantage of practicing thrift filter material more when guaranteeing the filter effect.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the utility model provides a return air filter equipment of toilet, includes the box, sets up air intake and air outlet on the box, the box is provided with the wind-guiding window in air intake department, the box is provided with air-out window, its characterized in that in air outlet department: the fan comprises a box body, and is characterized in that a fan cavity, a flow equalizing plate and a filter cavity are sequentially arranged in the box body, an impeller used for sucking air into the fan cavity, a driving motor for driving the impeller to rotate and a humidifying device are arranged in the fan cavity, the driving shaft of the driving motor is fixedly connected with the impeller, the humidifying device is arranged on the inner wall of the fan cavity, a filter frame is arranged in the filter cavity, and a primary filter screen, a middle filter screen and a high-efficiency filter screen are sequentially arranged on the filter frame.

By adopting the technical scheme, the driving motor drives the impeller to rotate, the rotating impeller sucks indoor air into the box body through the air inlet, in the process, the air guide window guides the air to the fan cavity, meanwhile, water mist generated by the humidifying device fills the fan cavity, the air is humidified by the water mist when the air passes through the fan cavity, atomized water drops are attached to impurities mixed with the air, the impurity adsorption is improved, the impurity volume is increased, the humidified air is uniformly changed through the flow equalizing plate and then sequentially passes through the primary filter screen, the intermediate filter screen and the efficient filter screen in the filter cavity, in the process, the impurities with the atomized water drops and the increased volume are more easily adsorbed on the primary filter screen, the intermediate filter screen and the efficient filter screen, and finally, the filtered air returns to the room through the air outlet and the air outlet again, therefore, the filtering effect is not guaranteed, meanwhile, the filtering material is saved, and the humidity in the air conditioning chamber can be adjusted through the humidified air.

The utility model discloses further set up to: the flow equalizing plate is provided with a plurality of through holes, the diameters of the through holes are gradually increased from the center of the flow equalizing plate to the edge of the flow equalizing plate, and the through holes are uniformly distributed on the flow equalizing plate.

By adopting the technical scheme, the air guide window guides the air to the impeller, so that the air is gathered at the central position of the fan cavity, and the air is in a turbulent flow state after being stirred and accelerated by the impeller to form unevenly distributed air flow which flows through the guide plate, because the diameter of the through hole at the central position of the flow equalizing plate is small, less volume of air can pass through, the diameter of the through hole at the edge of the flow equalizing plate is large, more volume of air can pass through, but the air at the central position of the fan cavity has higher density, the air at the edge of the fan cavity has lower air density, so that the air passing through the flow equalizing plate is distributed more uniformly, the utilization rate of the primary filter screen, the intermediate filter screen and the high-efficiency filter screen can be improved by uniformly passing through the primary filter screen, the intermediate filter screen and the high-efficiency filter screen in the subsequent filtering process.

The utility model discloses further set up to: the air guide window is concentrically provided with a plurality of gaps, a plurality of air guide plates are formed between the gaps and the air guide window, connecting rods are arranged between the air guide plates, and one sides of the air guide plates, which are close to the center of the air guide window, are obliquely arranged towards the center of the impeller.

Through adopting above-mentioned technical scheme, the air is when entering into the box through the guide window, the air will enter into the fan intracavity through a plurality of breachs, the aviation baffle that sets up towards the impeller slope in this process can lead the impeller department with the air, rotatory impeller will accelerate the air, make the air have a higher velocity of flow, the air will be faster like this loop through just imitate the filter screen, well effect filter screen and high-efficient filter screen, and the efficiency of the air return filter equipment of this toilet is improved.

The utility model discloses further set up to: the air outlet window is a shutter.

Through adopting above-mentioned technical scheme, the air of accomplishing is filtered like this when passing through the air outlet, through the blade angle of adjusting the shutter, realizes the direction to the air, improves the suitability.

The utility model discloses further set up to: the LED lamp box is characterized in that a control module and a plurality of LED lamps are arranged on the box body, the control module is electrically connected with a driving motor and a plurality of LED lamps respectively, and each LED lamp is set to be different colors.

Through adopting above-mentioned technical scheme, this clean room return air filter equipment passes through the impeller and inhales the air, therefore driving motor's operating condition will decide what of inhaled air, driving motor has normal operating condition usually, overload state and underload state, the operating condition with driving motor turns into the signal of telecommunication through control module, control module lights through the LED display lamp of the different colours of signal of telecommunication control again, can in time know the working strength of this clean room return air filter equipment this moment like this, if should in time handle when driving motor takes place to transship or the underload, the new trend filter equipment in the clean room is kept the specific environment in the clean room to the accessible, the reliability has been improved so.

The utility model discloses further set up to: the humidifying device comprises a humidifier, and the humidifier is arranged right below the impeller.

Through adopting above-mentioned technical scheme, the humidifier setting is under the impeller, and the air is being in acceleration state this moment, and the velocity of flow of air has not accelerated yet, and humidification effect is better like this.

The utility model discloses further set up to: the filter frame comprises a bottom plate and baffle plates vertically arranged on two sides of the bottom plate, the plane of the side with the largest surface area of each baffle plate is perpendicular to the plane of the air guide window, a plurality of spacer rods are arranged between the baffle plates and are evenly divided into a plurality of groups, each group of spacer rods are located on the same vertical plane along the length direction and are arranged in parallel with the plane of the air guide window, and the primary filter screen, the intermediate filter screen and the efficient filter screen are respectively arranged between every group of spacer rods.

Through adopting above-mentioned technical scheme, can be according to the use occasion of difference, pack into the different first effect filter screen of quantity or well imitate filter screen or high efficiency filter screen on filtering the frame, improved the suitability, moreover, setting up of spacer bar provides the holding power for first effect filter screen, well imitate filter screen and high efficiency filter screen are difficult damaged.

The utility model discloses further set up to: an opening is formed in one side, far away from the bottom plate, of the box body, and a cover plate for covering the opening is arranged on the side wall of the box body.

Through adopting above-mentioned technical scheme, when need to be changed and just imitate filter screen or well imitate filter screen or high efficiency filter screen or add the water for the humidifier, can open the apron, realize above-mentioned operation through the opening, realized just imitating the change of filter screen, well imitate filter screen and high efficiency filter screen like this, realized the demand that the water was added to the humidifier.

To sum up, the utility model discloses a beneficial technological effect does:

1. the filtering performance of the clean room return air filtering device is improved;

2. the utilization rates of the primary filter screen, the intermediate filter screen and the high-efficiency filter screen are improved;

3. the applicability of the clean room return air filtering device is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a sectional view of section a-a in fig. 1.

Fig. 3 is a schematic view of the air guiding window of the present invention.

Fig. 4 is a schematic view of the filter frame structure of the present invention.

In the figure, 1, a box body; 11. an air inlet; 111. a wind guide window; 112. a notch; 113. an air deflector; 114. a connecting rod; 12. an air outlet; 121. an air outlet window; 13. a fan cavity; 131. an impeller; 132. a drive motor; 133. A humidifier; 14. a flow equalizing plate; 15. a filter chamber; 151. a filter frame; 1511. a base plate; 1512. a baffle plate; 1513. a spacer bar; 1514. hollowing out; 152. a primary filter screen; 153. a medium-efficiency filter screen; 154. a high-efficiency filter screen; 16. a control module; 17. an LED lamp; 18. a handle; 2. an opening; 21. and (7) a cover plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a clean room return air filtering device, which comprises a box body 1, an air inlet 11 and an air outlet 12 arranged on two symmetrical side walls of the box body 1, the box body 1 is provided with an air guiding window 111 on the side wall of the air inlet 11, the box wall of the box body 1 at the air outlet 12 is provided with an air outlet window 121, one side of the top of the box body 1 is provided with an opening 2, the box body 1 is provided with a cover plate 21 for covering the opening 2, the outer wall of the cover plate 21 is provided with a control module 16 and a plurality of LED lamps 17 with different colors, the control module 16 is respectively and electrically connected with a driving motor 132 and a plurality of LED lamps 17 with different colors, the box body 1 is further, the number of the LED lamps 17 is three, and the colors are red, green, and blue, respectively, with red corresponding to an overload state, green corresponding to a normal state, and blue corresponding to an underload state.

Referring to fig. 1 and 3, a plurality of notches 112 are formed in the air guiding window 111, a plurality of air guiding plates 113 are formed between the notches 112, a connecting rod 114 is disposed between the air guiding plates 113, the air guiding plates 113 are inclined toward the center of the impeller 131 in the axial direction of the impeller 131, and the air outlet window 121 is a louver.

Referring to fig. 1 and 2, a fan chamber 13 and a filter chamber 15 are sequentially arranged in a box body 1, the fan chamber 13 is arranged close to an air inlet 11, an impeller 131, a driving motor 132 for driving the impeller 131 to rotate and a humidifying device are arranged in the fan chamber 13, a driving shaft of the driving motor 132 is fixedly connected with the impeller 131, the impeller 131 is arranged close to the air inlet 11, the humidifying device comprises a humidifier 133 arranged on the inner wall of the fan chamber 13, the humidifier 133 is arranged under the impeller 131, the filter chamber 15 is arranged close to one side of an air outlet 12, a flow equalizing plate 14 is arranged between the fan chamber 13 and the filter chamber 15, a plurality of through holes are arranged on the flow equalizing plate 14, the diameter of the through holes is gradually increased from the center of the flow equalizing plate 14 to the outside, and the through holes are uniformly distributed on the flow.

Referring to fig. 1 and 4, a filter frame 151 is disposed in the filter cavity 15, the filter frame 151 includes a bottom plate 1511 and baffles 1512 vertically disposed on two opposite sides 1511 of the bottom plate 1511, the baffles 1512 are perpendicular to a plane where the air guiding window 111 is located along a length direction of the bottom plate 1511, a plurality of spacers 1513 are disposed between the two baffles 1512, the plurality of spacers 1513 are uniformly divided into a plurality of groups, each group of spacers 1513 is located on a same vertical plane along the length direction and is parallel to the plane where the air guiding window 111 is located, and the primary-effect filter screen 152, the intermediate-effect filter screen 153 and the high-efficiency filter screen 154 are sequentially disposed between each group of spacers 1513 from a side close to the air inlet 11 to a side close to the.

The implementation principle of the embodiment is as follows: the driving motor 132 drives the impeller 131 to rotate, the rotating impeller 131 sucks indoor air into the box 1 through the air guide window 111 arranged at the air inlet 11, in the process, the air enters the fan cavity 13 through the plurality of gaps 112 and is guided to the impeller 131 by the inclined air guide plate 113, the air is accelerated by the impeller 131, meanwhile, the fan cavity 13 is filled with water mist generated by the humidifier 133, the air is humidified by the water mist when passing through the fan cavity 13, the atomized water droplets are attached to impurities mixed with the air, the adsorbability of the impurities is improved, the volume of the impurities is increased, then the humidified air passes through the flow equalizing plate 14, the air disturbed by the impeller 131 is equalized by the flow equalizing plate 14, the equalized air sequentially passes through the primary filter screen 152, the intermediate filter screen 153 and the efficient filter screen 154 which are arranged on the filter frame 151 in the filter cavity 15, in the process, the impurities attached with the atomized water droplets and having increased volume are more easily adsorbed on the primary filter screen 152, the intermediate filter screen 153 and the high-efficiency filter screen 154, and finally, the filtered air returns to the clean room again through the air outlet window 121 arranged at the air outlet 12, and in the process, the angle of the blades of the air outlet window 121 can be adjusted to guide the air to a required position; in the whole working process of the clean room return air filtering device, the control module 16 collects the working state of the driving motor 132 and converts the working state into an electric signal, and the control module 16 controls the LED display lamps with different colors to be lighted up through different electric signals to display the current working state of the driving motor 132; when the primary filter screen 152 or the intermediate filter screen 153 or the high-efficiency filter screen 154 needs to be replaced or water is added to the humidifier 133, the cover plate 21 can be opened, the primary filter screen 152 or the intermediate filter screen 153 or the high-efficiency filter screen 154 is placed between the adjacent spacer bars 1513 through the opening 2 or water is added to the humidifier 133, and the cover plate 21 is closed after the operation is completed.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a return air filter equipment of toilet, includes box (1), sets up air intake (11) and air outlet (12) on box (1), box (1) is provided with wind-guiding window (111) in air intake (11) department, box (1) is provided with air-out window (121) in air outlet (12) department, its characterized in that: the utility model discloses a wind power generation device, including box (1), fan chamber (13), flow equalizing plate (14) and filter chamber (15) set gradually in box (1), be provided with in fan chamber (13) and be used for taking out impeller (131), the rotatory driving motor (132) of driving impeller (131) and humidification device in fan chamber (13), the drive shaft fixed connection impeller (131) of driving motor (132), humidification device sets up on the inner wall in fan chamber (13), be provided with filter frame (151) in filter chamber (15), filter frame (151) are gone up and are set gradually just imitated filter screen (152), well effect filter screen (153) and high efficiency filter screen (154).

2. A clean room return air filter arrangement according to claim 1, characterised in that: the flow equalizing plate (14) is provided with a plurality of through holes, the diameters of the through holes are gradually increased from the center of the flow equalizing plate (14) to the edge of the flow equalizing plate (14), and the through holes are uniformly distributed on the flow equalizing plate (14).

3. A clean room return air filter arrangement according to claim 1, characterised in that: the wind guide window is characterized in that a plurality of gaps (112) are concentrically arranged on the wind guide window (111), a plurality of wind guide plates (113) are formed between the gaps (112) and the wind guide window (111), connecting rods (114) are arranged between the wind guide plates (113), and one sides of the wind guide plates (113) close to the center of the wind guide window (111) are all obliquely arranged towards the center of the impeller (131).

4. A clean room return air filter arrangement according to claim 1, characterised in that: the air outlet window (121) is a louver.

5. A clean room return air filter arrangement according to claim 1, characterised in that: the LED lamp box is characterized in that a control module (16) and a plurality of LED lamps (17) are arranged on the box body (1), the control module (16) is electrically connected with a driving motor (132) and the LED lamps (17) respectively, and each LED lamp (17) is set to be different in color.

6. A clean room return air filter arrangement according to claim 1, characterised in that: the humidifying device comprises a humidifier (133), wherein the humidifier (133) is arranged right below the impeller (131).

7. A clean room return air filter arrangement according to claim 1, characterised in that: the filter frame (151) comprises a bottom plate (1511) and baffles (1512) vertically arranged on two sides of the bottom plate (1511), the plane of the side, with the largest surface area, of each baffle (1512) is perpendicular to the plane of the air guide window (111), a plurality of spacer rods (1513) are arranged between the baffles (1512), the spacer rods (1513) are divided into multiple groups, each group of spacer rods (1513) are located on the same vertical plane along the length direction and are arranged in parallel to the plane of the air guide window (111), and the primary filter screen (152), the intermediate filter screen (153) and the efficient filter screen (154) are arranged between the spacer rods (1513) in each group respectively.

8. A clean room return air filter arrangement according to claim 1, characterised in that: one side of the box body (1) far away from the bottom plate (1511) is provided with an opening (2), and a cover plate (21) for covering the opening (2) is arranged on the side wall of the box body.