Nano-photocatalyst air disinfection and purification fan coil

Abstract

The utility model belongs to the technical field of indoor air purification equipment, and provides a nano-photocatalyst air disinfection and purification fan coil which comprises an air return box, and a first filter screen assembly is arranged at an air inlet of the air return box. An air inlet of the purification and disinfection box communicates with an air outlet of the air return box, a second filter screen assembly and a UVC-LED disinfection assembly are sequentially arranged at the air inlet of the purification and disinfection box in the air flowing direction, and the second filter screen assembly and the UVC-LED disinfection assembly are detachably connected into the purification and disinfection box; the UVC-LED disinfection assembly comprises two groups of photocatalyst nets arranged in the air flowing direction, and a plurality of ultraviolet lamp strips are arranged between the two photocatalyst nets; and an air inlet of the fan coil box is communicated with the air outlet of the purification and disinfection box. The air conditioner has the functions of sterilization and disinfection while adjusting the indoor temperature and humidity.

Description

TECHNICAL FIELD

[0001] The utility model belongs to indoor air purification equipment technical field especially relates to a kind of nanometer photocatalyst air disinfection purification fan coil. BACKGROUND

[0002] With the improvement of modern building environment control requirements, on the basis of meeting indoor temperature, humidity and air volume regulation, central air conditioning system gradually derives higher demand on air quality, such as purification and disinfection function of pollutants, bacteria and viruses in air. The traditional implementation mode is usually to install independent air disinfection machine or disinfection device at the end of existing fan coil or air duct system. Although this scheme can achieve purification and disinfection effect, it has significant defects: on the one hand, the installation of additional equipment needs to occupy the interior space of building, which leads to complex layout, especially poor applicability for places with limited height or compact space. On the other hand, independent disinfection equipment needs to be purchased, wired and maintained separately, which significantly increases the initial investment and operating cost of the system. SUMMARY

[0003] The utility model aims at providing a kind of nanometer photocatalyst air disinfection purification fan coil to solve the above problems, to achieve the purpose of adjusting indoor temperature, humidity and also having sterilization and disinfection function.

[0004] To achieve the above purpose, the utility model provides the following scheme: a kind of nanometer photocatalyst air disinfection purification fan coil, comprising:

[0005] The air return box is provided with a first filter screen assembly at the air inlet;

[0006] The purification and disinfection box is communicated with the air outlet of the air return box at the air inlet, and the air inlet of the purification and disinfection box is provided with a second filter screen assembly and a UVC-LED disinfection assembly in sequence along the air flow direction. The second filter screen assembly and the UVC-LED disinfection assembly are detachably connected in the purification and disinfection box, and the UVC-LED disinfection assembly comprises two groups of photocatalyst nets arranged along the air flow direction, and a plurality of ultraviolet lamp strips are arranged between the two photocatalyst nets.

[0007] The fan coil box is communicated with the air outlet of the purification and disinfection box at the air inlet.

[0008] Preferably, the second filter screen assembly comprises a frame, and the frame is fixedly connected with an electrostatic field-preserving filter screen.

[0009] Preferably, the top and bottom of the air inlet of the purification and disinfection box are fixedly connected with two groups of sliding grooves respectively, the frame is slidably arranged between the two sliding grooves, one end of the two sliding grooves is provided with a stop block, one end of a baffle is hingedly connected to the side wall of the purification and disinfection box away from the stop block, and the other end of the baffle is attached to the side wall of the frame away from the stop block.

[0010] Preferably, the UVC-LED disinfection assembly further comprises a box body, the inside of the purification and disinfection box is provided with a limiting groove, the limiting groove is arranged close to the air inlet of the purification and disinfection box, the box body is matched with the limiting groove, and the two sides of the box body are abutted with the electrostatic precipitator screen and the limiting groove respectively.

[0011] Preferably, the box body comprises a male fixed frame box and a female fixed frame box, first through holes are arranged on the side walls of the male fixed frame box and the female fixed frame box respectively, one end of the male fixed frame box provided with the first through hole is detachably connected in the first through hole of the female fixed frame box, the two photocatalyst screens are embedded on the side walls of the male fixed frame box and the female fixed frame box away from the first through holes respectively, and a plurality of ultraviolet lamp strips are fixedly connected in the male fixed frame box.

[0012] Preferably, the bottom and one side wall of the return air box are respectively provided with second through holes, the return air box further comprises a return air inlet flange and a sealing plate, the first filter screen assembly is embedded in the return air inlet flange, and the return air inlet flange and the sealing plate are detachably connected in the two through holes respectively.

[0013] Preferably, the first filter screen assembly comprises a coarse effect filter screen, and the coarse effect filter screen is fixedly connected in the air inlet of the return air inlet flange.

[0014] Preferably, an electric control box is fixedly connected to the side wall of the purification and disinfection box, and the electric control box is electrically connected with the plurality of ultraviolet lamp strips.

[0015] Compared with the prior art, the utility model has the advantages and technical effects that: overall, the photocatalyst screen and the UVC-LED disinfection assembly are arranged inside the purification and disinfection box and before the fan coil box, so that the air temperature and humidity can be adjusted, and the air can be filtered, disinfected and harmful gas removed at the same time, and the fan coil of the utility model is composed of three sections, has compact structure, is convenient to install and disassemble, and has strong practicability. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the embodiments will be briefly introduced as follows. Obviously, the drawings described in the following embodiments are only some of the embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0017] Figure 1 It is a general assembly schematic diagram of the fan coil of the present application.

[0018] Figure 2 It is a schematic diagram of two kinds of connecting air pipes of the return air box of the present application.

[0019] Figure 3 It is a schematic diagram of the connection between the purification and disinfection box and the fan coil box of the present application.

[0020] Figure 4 It is a schematic diagram of the connection structure between the electrostatic stationary filter screen and the UVC-LED disinfection assembly and the purification and disinfection box of the present application.

[0021] Figure 5 It is a schematic diagram of the UVC-LED disinfection assembly of the present application.

[0022] 1, return air box; 2, purification and disinfection box; 3, fan coil box; 1001, return air port flange; 1002, sealing plate; 1003, coarse filter screen; 2001, electrostatic stationary filter screen; 2002, UVC-LED disinfection assembly; 2003, baffle; 2004, compartment; 2005, limiting groove; 2006, electric control box; 2007, photocatalyst screen; 2008, ultraviolet lamp strip; 2009, limiting groove; 2010, power supply docking interface; 2011, screw; 2012, male fixed frame box; 2013, baffle; 2014, sliding groove; 2015, frame; 2016, female fixed frame box; 2017, box body. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be described clearly and completely in combination with the drawings of the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, and not all the embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0024] In order to make the above-mentioned purposes, features and advantages of the present application more obvious and easy to understand, the present application will be further described in detail in combination with the drawings and specific embodiments.

[0025] REFERENCE Figures 1-5The utility model provides a kind of nanometer photocatalyst air disinfection and purification fan coil, comprising:

[0026] Air return box 1, the air inlet of air return box 1 is provided with first filter screen assembly;

[0027] Purification and disinfection box 2, the air inlet of purification and disinfection box 2 is communicated with the air outlet of air return box 1, the air inlet of purification and disinfection box 2 is sequentially provided with second filter screen assembly and UVC-LED disinfection component 2002 along the direction of air flow, and second filter screen assembly and UVC-LED disinfection component 2002 are detachably connected in purification and disinfection box 2, UVC-LED disinfection component 2002 includes two groups of photocatalyst nets 2007 arranged along the direction of air flow, and a plurality of ultraviolet lamp strips 2008 are arranged between the two photocatalyst nets 2007;

[0028] Fan coil box 3, the air inlet of fan coil box 3 is communicated with the air outlet of purification and disinfection box 2.

[0029] The main role of first filter screen assembly is to carry out preliminary filtration to the air entering air return box 1, and filter out pollutants such as large volume particles;The main role of second filter screen assembly is to adsorb and filter small particulate matters in air;The main role of ultraviolet lamp strip 2008 is to sterilize and disinfect the air flowing;The main role of photocatalyst net 2007 is to convert gaseous pollutants such as formaldehyde into harmless substances;The main role of fan coil box 3 is to adjust the temperature and humidity of air. Overall, the utility model discloses photocatalyst net and UVC-LED disinfection component are arranged in the inside of purification and disinfection box and before fan coil box, air temperature and humidity are adjusted, and the effect that air is filtered, sterilized and disinfected and harmful gas is removed is realized, and the fan coil of the utility model is composed of three sections, compact structure, easy to install and disassemble, with strong practicability.

[0030] Further optimization scheme, second filter screen assembly includes frame 2015, and static electric pole filter screen 2001 is fixedly connected in frame 2015.

[0031] Further optimization scheme, static electric pole filter screen 2001 uses polypropylene material as custom component.

[0032] As Figure 2 Indicated, the main role of static electric pole filter screen 2001 is to effectively adsorb and filter small particulate matters in air under the action of electrostatic field. Meanwhile, static electric pole filter screen 2001 is 3mm 2 Left microchannel structure, can intercept larger hair and particulate matters, realize the interception of solid pollutants.

[0033] Further optimization scheme, the top and bottom of the air inlet of the purification and disinfection box 2 are respectively fixedly connected with two groups of sliding grooves 2014, the frame 2015 is slidingly arranged between the two sliding grooves 2014, one end of the two sliding grooves 2014 is provided with a stop block, one end of the baffle 2013 is hinged to the side wall of the purification and disinfection box 2 away from the stop block, and the other end of the baffle 2013 is attached to the side wall of the frame 2015 away from the stop block.

[0034] As shown in Figure 3 and Figure 4 , in use, the top and bottom of the frame 2015 are slidingly connected in the upper and lower sliding grooves 2014 respectively, and the end of the baffle 2013 away from the hinge point is attached to the baffle 2013, so as to avoid the baffle 2013 from sliding out of the sliding groove 2014. When it is needed to remove the electrostatic precipitator filter screen 2001, the baffle 2013 is rotated to make the baffle 2013 disengage from the frame 2015, and then it can be pulled out from the side of the purification and disinfection box 2.

[0035] Further optimization scheme, the UVC-LED disinfection assembly 2002 further comprises a box body 2017, the inside of the purification and disinfection box 2 is provided with a limiting groove 2005, the limiting groove 2005 is arranged close to the air inlet of the purification and disinfection box 2, the box body 2017 is adapted to the limiting groove 2005, and the two sides of the box body 2017 are respectively abutted with the electrostatic precipitator filter screen 2001 and the limiting groove 2005.

[0036] Further optimization scheme, the inside wall of the purification and disinfection box 2 is further provided with a compartment 2004, the compartment 2004 is arranged close to the limiting groove 2005, one side of the compartment 2004 close to the air inlet of the purification and disinfection box 2 is provided with an opening, and the opening is detachably connected with a baffle 2003.

[0037] As shown in Figure 4 , after the electrostatic precipitator filter screen 2001 is pulled out, the baffle 2003 is disassembled, the electrical plug connector connected with the ultraviolet lamp strip 2008 is separated from the compartment 2004, and then the UVC-LED disinfection assembly 2002 is taken out along the limiting groove 2005, so that the UVC-LED disinfection assembly 2002 and the electrostatic precipitator filter screen 2001 can be replaced. Finally, the brand new UVC-LED disinfection assembly 2002 and the electrostatic precipitator filter screen 2001 are reset in the purification and disinfection box 2 in the reverse order, and the work can be resumed.

[0038] Further optimization scheme, the box 2017 includes the male fixed frame box 2012 and the female fixed frame box 2016, the side wall of the male fixed frame box 2012 and the female fixed frame box 2016 is respectively provided with the first through port, the one end of the male fixed frame box 2012 is detachably connected in the first through port of the female fixed frame box 2016, the two photocatalyst nets 2007 are respectively embedded on the side wall of the male fixed frame box 2012 and the female fixed frame box 2016 away from the first through port, and the plurality of ultraviolet lamp strips 2008 are fixedly connected in the male fixed frame box 2012.

[0039] Further optimization scheme, as shown in Figure 5 The side wall of the male fixed frame box 2012 and the female fixed frame box 2016 is fixedly connected through the plurality of screws 2011, and the box 2017 is formed by buckling.

[0040] The inner side of the male fixed frame box 2012 and the female fixed frame box 2016 is vertically provided with a plurality of limiting grooves 2009, and the photocatalyst net 2007 is embedded on the side wall of the male fixed frame box 2012 or the female fixed frame box 2016 through the plurality of limiting grooves 2009.When replacing, the plurality of screws 2011 are loosened, the male fixed frame box 2012 and the female fixed frame box 2016 are separated by 30-45°, and the photocatalyst net 2007 is lifted along the limiting groove 2009 to be smoothly disassembled, and the ultraviolet lamp strip 2008 can also be conveniently replaced.

[0041] As shown in Figure 3 And Figure 5 The ultraviolet lamp strip 2008 is arranged in the box 2017 and is arranged in the purification and disinfection box 2, and the photocatalyst net 2007 can also avoid light leakage, and when running, the light source does not leak, and does not directly contact with people, so that safe operation is ensured, and man-machine coexistence is realized.

[0042] Further optimization scheme, the bottom and one side wall of the return air box 1 are respectively provided with a second through port, the return air box 1 further includes a return air port flange 1001 and a sealing plate 1002, the first filter screen assembly is embedded in the return air port flange 1001, and the return air port flange 1001 and the sealing plate 1002 are detachably connected in the two through ports.

[0043] As shown in Figure 2 (a) When it is necessary to horizontally connect the air pipe, the return air port flange 1001 is fixedly connected to the side wall of the return air box 1.

[0044] As shown in Figure 2 (b) When it is necessary to return air from the lower side, the return air port flange 1001 is fixedly connected to the bottom of the return air box 1.

[0045] Further optimization scheme, the first filter screen assembly includes a coarse efficiency filter screen 1003, and the coarse efficiency filter screen 1003 is fixedly connected to the air inlet of the return air port flange 1001.

[0046] Further optimization scheme, the side wall of the purification and disinfection box 2 is fixedly connected with the electric control box 2006, the electric control box 2006 is electrically connected with a plurality of ultraviolet lamp strips 2008.

[0047] Further optimization scheme, the side wall of the public fixed frame box 2012 is provided with a power interface 2010, the power line in the electric control box 2006 is connected with the power interface 2010, and the power supply of the ultraviolet lamp strip 2008 is realized.

[0048] The working process of the embodiment is as follows: start the fan coil box 3, air passes through the coarse filter screen 1003 and enters the return air box 1, then the air passes through the electrostatic field filter screen 2001, under the action of the electrostatic field, the electrostatic field filter screen 2001 can effectively adsorb and filter the small particles in the air, and the electrostatic field filter screen 2001 is 3mm 2 Left and right microchannel structure, can intercept larger hair and particulate matter. Then through a plurality of ultraviolet lamp strips 2008, through the ultraviolet lamp strip 2008 to emit deep ultraviolet light to kill bacteria and viruses, improve air quality; at the same time, through the light-catalytic net 2007 placed in front and back, the hydroxyl radical is decomposed, and the gaseous pollutants such as formaldehyde are converted into harmless CO2 and H2O, and finally the fan coil box 3 provides clean air to the room.

[0049] In the description of the utility model, it should be understood that the orientation or position relationship indicated by the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model.

[0050] The above-described embodiments are only preferred modes of the utility model, and do not limit the scope of the utility model, and various deformations and improvements of the technical scheme of the utility model made by those skilled in the art without departing from the design spirit of the utility model should fall within the protection scope determined by the claims of the utility model.

Claims

1. A nanophotocatalyst air disinfection and purification fan coil, characterized in that, The utility model relates to a kind of air purification and disinfection device, including: Return air box (1), the air inlet of the return air box (1) is provided with first filter screen assembly; Purification disinfection box (2), the air inlet of the purification disinfection box (2) is communicated with the air outlet of the return air box (1), the air inlet of the purification disinfection box (2) is sequentially provided with second filter screen assembly and UVC-LED disinfection component (2002) along air flow direction, the second filter screen assembly and UVC-LED disinfection component (2002) are detachably connected in the purification disinfection box (2), the UVC-LED disinfection component (2002) includes two groups of photocatalyst screen (2007) along air flow direction is arranged, and several ultraviolet lamp strips (2008) are arranged between two the photocatalyst screen (2007); Fan-coil unit box (3), the air inlet of the fan-coil unit box (3) is communicated with the air outlet of the purification disinfection box (2).

2. The nanophotocatalytic air disinfection and purification fan-coil unit according to claim 1, characterized in that: The second filter screen assembly includes frame (2015), and the frame (2015) is fixedly connected with electrostatic stationary screen (2001) inside.

3. The nanophotocatalytic air disinfection and purification fan-coil unit according to claim 2, characterized in that: The top and bottom of the air inlet of the purification disinfection box (2) are respectively fixedly connected with two groups of sliding grooves (2014), the frame (2015) is slidably arranged between two the sliding grooves (2014), one end of two the sliding grooves (2014) is provided with stopper, one end of the baffle (2013) is hinged on the side wall of the purification disinfection box (2) away from the stopper, and the other end of the baffle (2013) is attached to the side wall of the frame (2015) away from the stopper.

4. The nanophotocatalytic air disinfection and purification fan-coil unit according to claim 3, characterized in that: The UVC-LED disinfection component (2002) further includes box body (2017), the inside of the purification disinfection box (2) is provided with limiting groove (2005), the limiting groove (2005) is close to the air inlet of the purification disinfection box (2) and is arranged, the box body (2017) is matched with the limiting groove (2005), and the both sides of the box body (2017) are respectively abutted with the electrostatic stationary screen (2001), limiting groove (2005).

5. The nanophotocatalytic air disinfection and purification fan-coil unit according to claim 4, characterized in that: The box body (2017) includes male fixed frame box (2012) and female fixed frame box (2016), the side wall of the male fixed frame box (2012) and female fixed frame box (2016) is respectively provided with first through-port, one end of the male fixed frame box (2012) is detachably connected in the first through-port of the female fixed frame box (2016) and is provided with the first through-port, two the photocatalyst screen (2007) are respectively embedded on the side wall of the male fixed frame box (2012) and female fixed frame box (2016) away from the first through-port, and several the ultraviolet lamp strips (2008) are fixedly connected in the male fixed frame box (2012).

6. The nanophotocatalytic air disinfection and purification fan-coil unit according to claim 1, characterized in that: The bottom and one side wall of the return air box (1) are respectively provided with second through-port, and the return air box (1) further includes return air flange (1001) and sealing plate (1002), the first filter screen assembly is embedded in the return air flange (1001), and the return air flange (1001) and sealing plate (1002) are respectively detachably connected in two the through-port.

7. The nanophotocatalytic air disinfection and purification fan-coil unit according to claim 6, characterized in that: The first filter screen assembly comprises a coarse filter screen (1003) fixedly connected in the air inlet of the return air outlet flange (1001).

8. A nanophotocatalytic air disinfection and purification fan-coil unit according to claim 1, characterized in that: The side wall of the purification and disinfection box (2) is fixedly connected with an electric control box (2006), and the electric control box (2006) is electrically connected with a plurality of ultraviolet lamp strips (2008).

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