CN111998425A - Environmental regulator - Google Patents
Environmental regulator Download PDFInfo
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- CN111998425A CN111998425A CN202010912679.7A CN202010912679A CN111998425A CN 111998425 A CN111998425 A CN 111998425A CN 202010912679 A CN202010912679 A CN 202010912679A CN 111998425 A CN111998425 A CN 111998425A
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- air outlet
- air
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- graphene heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D13/00—Electric heating systems
- F24D13/02—Electric heating systems solely using resistance heating, e.g. underfloor heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/08—Arrangements for drainage, venting or aerating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The invention provides an environmental regulator. The environment conditioner includes: the frame body is provided with at least one first air inlet and at least one first air outlet; the fan is arranged in the frame body; the air duct structure is arranged in the frame and is provided with a second air inlet communicated with the first air inlet, a second air outlet communicated with the first air outlet and an air duct communicated with the second air inlet and the second air outlet; the graphene heating element is arranged in the air duct structure; and the negative ion generator is arranged in the frame and faces the first air outlet. The environment conditioner of the invention has the advantages of safe use, high heating efficiency and air purification.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to an environment regulator.
Background
At present, the heater mainly adopts a gas, a Positive Temperature Coefficient (PTC) thermistor and a stainless steel heating tube for heating. However, when heating is performed using gas, there is a risk of gas leakage; since the thermistor is made of a metal material that is easily oxidized, this causes gradual degradation of heating efficiency; when a stainless steel heating tube is used for heating, the defects of easy leakage and low heating efficiency exist. In addition, the existing warmer usually only provides a heating function, resulting in a single function.
Disclosure of Invention
The main object of the present invention is to provide an environment conditioner which is safer to use, has high heating efficiency, and can purify air.
To solve the above technical problem, the present invention provides an environment conditioner comprising:
the frame body is provided with at least one first air inlet and at least one first air outlet;
the fan is arranged in the frame body;
the air duct structure is arranged in the frame and is provided with a second air inlet communicated with the first air inlet, a second air outlet communicated with the first air outlet and an air duct communicated with the second air inlet and the second air outlet;
the graphene heating element is arranged in the air duct structure; and
and the negative ion generator is arranged in the frame and arranged towards the first air outlet.
Further, the wind channel structure is including locating the casing in the frame, the casing has been seted up second air intake and second air outlet, graphite alkene heating member holds in the casing, casing and graphite alkene heating member form jointly the wind channel.
Furthermore, the second air inlet is formed in the lower end face of the shell, and the second air outlet is formed in the upper end face of the shell.
Further, be provided with the support in the casing, graphite alkene heating member sets up on the support, casing, support and graphite alkene heating member form jointly the wind channel.
Further, the number of the graphene heating members is two, and each of the two graphene heating members is respectively arranged on one of two opposite surfaces of the support.
Further, the projections of the two graphene heating elements on the support at least partially do not overlap.
Further, the fan is arranged at the upper end or the lower end of the frame body; and/or
The environment regulator also comprises at least one air outlet grille, and the air outlet grille is arranged close to the first air outlet or accommodated in the first air outlet; and/or
The environment regulator also comprises a dust screen, and the dust screen is arranged close to the first air outlet or accommodated in the first air outlet; and/or
The environment regulator further comprises at least two support legs, and the support legs are arranged at the bottom end of the frame body.
Furthermore, the frame body comprises a panel, a back plate arranged opposite to the panel, two side plates arranged opposite to each other, a bottom plate and a top plate arranged opposite to the bottom plate, the side plates, the bottom plate and the top plate are connected between the panel and the back plate, and two ends of the side plates are respectively connected with the bottom plate and the top plate.
Further, the environment conditioner further comprises a switch arranged on the side plate, the bottom plate or the top plate, and the switch controls the on-off of the graphene heating element and the fan.
Furthermore, the environment regulator also comprises a power socket arranged on the side plate, the bottom plate or the top plate, and the power socket is electrically connected with the switch; and/or
The environment regulator also comprises a microphone arranged on the side plate, the bottom plate or the top plate, and the microphone is electrically connected with the switch; and/or
The environment regulator also comprises a loudspeaker arranged on the side plate, the bottom plate or the top plate, and the loudspeaker is electrically connected with the switch.
In the technical scheme of the invention, the environment regulator comprises a frame body, an air duct structure arranged in the frame body, a graphene heating element arranged in the air duct structure and a fan arranged in the frame body. The frame body is provided with at least one first air inlet and at least one first air outlet. The air duct structure is provided with a second air inlet communicated with the first air inlet, a second air outlet communicated with the first air outlet, and an air duct communicated with the second air inlet and the second air outlet. When environment conditioner during operation, the inside to wind channel structure is inhaled from first air intake and second air intake to the fan, and graphite alkene heating member is when heating state, and through the heat transfer with the air in the heat transfer to wind channel structure, the fan further carries hot-air to wind channel structure's upper end to carry to environment conditioner's outside through second air outlet and first air outlet, in order to heat. Compared with the heating mode of adopting gas and a stainless steel heating pipe in the prior art, the mode of adopting the graphene heating element for heating has the advantage of safety; compared with the heating mode adopting the PTC thermistor in the prior art, the heating mode adopting the graphene heating element has the advantage of high heating efficiency due to the high thermal conductivity and high energy conversion rate of the graphene. In addition, the negative ion generator is arranged facing the first air outlet, so that negative oxygen ions generated by the negative ion generator can be timely conveyed to the outside of the environment regulator. The environment conditioner of the invention can improve the air while heating the user, so that the environment conditioner of the invention has the function of conditioning the ambient air.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an environmental conditioner according to an embodiment of the present invention.
FIG. 2 is a cross-sectional view of the environmental conditioner of FIG. 1.
FIG. 3 is a side view of the environmental conditioner of FIG. 1.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, and the like in a specific posture, and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The present invention provides an environmental regulator 100. Referring to fig. 1-3, the environmental conditioner 100 includes:
a frame 10 having at least one first air inlet (not shown) and at least one first air outlet 11;
a fan 20 disposed in the frame body 10;
the air duct structure 30 is arranged in the frame body 10 and is provided with a second air inlet (not marked) communicated with the first air inlet, a second air outlet (not marked) communicated with the first air outlet 11 and an air duct 33 communicated with the second air inlet and the second air outlet;
a graphene heating member 50 disposed in the air duct structure 30; and
and the negative ion generator 17 is arranged in the frame body 10, and the negative ion generator 17 is arranged facing the first air outlet 11.
In one embodiment, the graphene heating element 50 is a sheet-like structure. The sheet-shaped graphene heating member 50 may be connected to an external power source through an electrode 51. After the power is turned on, the graphene heating element 50 can emit far infrared rays with the wavelength range of 6-16 μm.
The negative ion generator 17 can generate negative oxygen ions, and the amount of the negative oxygen ions is about 200-300 ten thousand per cubic centimeter. Wherein the purification rate (1 m) of the negative ion generator 173The/h) is shown in Table 1:
TABLE 1 purification Rate (1 m) of the anion generator 173/h)
| Formaldehyde (I) | Bacteria | TVOC | H3N2 influenza virus | Klebsiella pneumoniae |
| 97％ | 99.92％ | 95.9％ | 98.9％ | 99.9％ |
As can be seen from table 1, the negative ion generator 17 has a better air purification function.
In the technical solution of the present invention, the environment conditioner 100 includes a frame 10, an air duct structure 30 disposed in the frame 10, a graphene heating element 50 disposed in the air duct structure 30, and a fan 20 disposed in the frame 10. The frame 10 has at least one first air inlet and at least one first air outlet 11. The air duct structure 30 has a second air inlet communicated with the first air inlet, a second air outlet communicated with the first air outlet 11, and an air duct 33 communicated with the second air inlet and the second air outlet. When the environment conditioner 100 works, the fan 20 sucks external air into the air duct structure 30 from the first air inlet and the second air inlet, the graphene heating element 50 transfers heat to the air in the air duct structure 30 through heat exchange in a heating state, and the fan 20 further conveys hot air to the upper end of the air duct structure 30 and conveys the hot air to the outside of the environment conditioner 100 through the second air outlet and the first air outlet 11 to supply heat. Compared with the heating mode of adopting gas and a stainless steel heating pipe in the prior art, the heating mode of adopting the graphene heating element 50 has the advantage of safety; compared with the heating mode adopting the PTC thermistor in the prior art, the heating mode adopting the graphene heating element 50 has the advantages of high heating efficiency, energy conservation and consumption reduction due to the high thermal conductivity and high energy conversion rate of the graphene. Furthermore, the negative ion generator 17 is arranged in the frame 10, and the negative oxygen ions generated by the negative ion generator 17 can purify formaldehyde in the air, reduce PM2.5, and increase the content of the negative oxygen ions, thereby achieving the purpose of improving the ambient air.
The graphene heating member 50 can emit far infrared rays of 6-16 μm after being powered on. When the far infrared rays emitted by the graphene heating member 50 contact with a human body, the far infrared rays can resonate with water molecules in the human body, so that blood circulation and metabolism of the human body are promoted, the resistance of the human body is enhanced, the function of the human body is improved, nerves are relieved, and the effect of health physical therapy is achieved.
In addition, the negative ion generator 17 is disposed facing the first air outlet 11, so that negative oxygen ions generated by the negative ion generator 17 can be timely delivered to the outside of the environment conditioner 100. The environment conditioner 100 can improve air while heating and providing health physiotherapy to a user, thereby satisfying different needs of the user.
In addition, the environmental conditioner 100 of the present invention has a simple structure and few components, so that the environmental conditioner 100 has the advantages of light weight and convenient movement.
The air duct structure 30 includes a casing 31 disposed in the frame 10, the casing 31 has a second air inlet and a second air outlet, the graphene heating element 50 is accommodated in the casing 31, and the casing 31 and the graphene heating element 50 jointly form the air duct 33.
In an embodiment, the second air inlet is opened on a lower end surface of the housing 31, and the second air outlet is opened on an upper end surface of the housing 31.
In an embodiment, the housing 31 is substantially a box-shaped structure, an upper end surface of the box-shaped structure is provided with a second air outlet, and a lower end surface of the box-shaped structure is provided with a second air inlet.
In an embodiment, a support 53 is disposed inside the housing 31, the graphene heating element 50 is disposed on the support 53, and the housing 31, the support 53, and the graphene heating element 50 together form the air duct 33.
In an embodiment, the number of the graphene heating members 50 is two, and each of the two graphene heating members 50 is respectively disposed on one of two opposite surfaces of the support 53. Further, the two graphene heating elements 50 are at least partially not overlapped in projection on the support 53, so as to facilitate heat exchange.
In one embodiment, the graphene heating element 50 is disposed in a central region of the housing 31, so that the graphene heating element 50 can uniformly transfer heat to the surrounding air.
In the technical scheme of the present invention, the housing 31 is provided with the second air inlet and the second air outlet, the graphene heating element 50 is accommodated in the housing 31, and the housing 31 and the graphene heating element 50 together form the air duct 33. When the outside air enters the air duct 33 from the second air inlet, the heat dissipated by the graphene heating element 50 when the graphene heating element is powered on can be transferred to the entering air to become hot air, and the hot air can pass through the air duct 33 and be transferred to the outside of the environment conditioner 100 through the second air outlet, so as to rapidly heat the air.
The fan 20 is disposed at the upper end or the lower end of the frame 10.
The environment conditioner 100 further includes an installation plate 21 disposed in the frame 10, the installation plate 21 is disposed at the upper end or the lower end of the frame 10, and the fan 20 is installed on the installation plate 21.
In the technical scheme of the invention, the mounting plate 21 is arranged in the frame body 10, and the mounting plate 21 can be arranged at the upper end or the lower end of the frame body 10 according to actual requirements, so as to be beneficial to mounting the fan 20. The fan 20 may draw external air into the inside of the frame 10, thereby increasing the convection velocity between the inside and the outside of the environment conditioner 100, so as to rapidly warm up the air, and reducing the noise in the air duct 33.
The frame 10 includes a face plate 111, a back plate 113 disposed opposite to the face plate 111, two side plates 115 disposed opposite to each other, a bottom plate 117, and a top plate 119 disposed opposite to the bottom plate 117, wherein the side plates 115, the bottom plate 117, and the top plate 119 are all connected between the face plate 111 and the back plate 113, and two ends of the side plates 115 are respectively connected to the bottom plate 117 and the top plate 119.
In one embodiment, the panel 111 is a glass panel.
In the technical solution of the present invention, the side plate 115, the bottom plate 117, and the top plate 119 are all connected between the panel 111 and the back plate 113, and two ends of the side plate 115 are respectively connected to the bottom plate 117 and the top plate 119, thereby forming the frame 10.
The environment conditioner 100 further includes a switch 13 disposed on the side plate 115, the bottom plate 117, or the top plate 119, and the switch 13 controls the graphene heating element 50 and the fan 20 to be turned on or off.
The environment conditioner also comprises a power socket 14 arranged on the side plate 115, the bottom plate 117 or the top plate 119, and the power socket 14 is electrically connected with the switch 13.
It will be appreciated that the power outlet 14 may be connected to an external power source.
It is understood that the environmental conditioner 100 is provided with a circuit structure (not shown) and a control board (not shown), and the switch 13 is connected with the circuit structure and the control board.
In the technical solution of the present invention, the switch 13 and the power socket 14 may be disposed on the side plate 115, the bottom plate 117, or the top plate 119, and when an external power is connected to the power socket 14, the control board may control the on/off of the graphene heating element 50 and the fan 20 through the switch 13 and the circuit structure.
The first air inlet is arranged at the lower end of the side plate 115 or on the bottom plate 117, and the first air outlet 11 is arranged at the upper end of the panel 111 or on the top plate 119.
In the technical scheme of the invention, the first air inlet is formed in the lower end of the side plate 115 or the bottom plate 117, and the first air outlet 11 is formed in the upper end of the panel 111 or the top plate 119, so that air can enter from the bottom and then flow out from the top or the upper part, and warm air can be blown to a user, and the flowing speed of the air can be increased, so that rapid heating is facilitated.
The environment conditioner 100 further includes a microphone 15 disposed on the side plate 115, the bottom plate 117, or the top plate 119, and the microphone 15 is electrically connected to the switch 13.
In an embodiment, a voice control system is disposed in the environmental conditioner 100, and a voice control system motherboard of the voice control system receives the voice signal collected by the microphone 15, decodes the voice signal, and then operates the environmental conditioner 100 according to the decoded signal.
In one embodiment, application software (APP) installed on a portable electronic device (e.g., a cell phone) may be wirelessly connected to environmental regulator 100, and environmental regulator 100 may interact bi-directionally with the APP such that environmental regulator 100 may be operated via the APP.
In the technical scheme of the invention, the environment conditioner 100 can be operated in various control modes, and specifically, the environment conditioner 100 can be operated in the modes of voice control, APP and the switch 13, so that the environment conditioner 100 has the advantage of convenient operation.
The environment conditioner 100 further includes a speaker 16 disposed on the side plate 115, the bottom plate 117, or the top plate 119, and the speaker 16 is electrically connected to the switch 13.
The speaker 16 is used to convert an electrical signal into an acoustic signal.
In the technical scheme of the invention, the sound control system mainboard receives the sound signals collected by the microphone 15, and sends the sound signals to the voice synthesizer of the sound control system after carrying out logic decoding on the sound signals; the speech synthesizer converts the logically decoded synthesized speech to speech analog signals via analog-to-digital conversion, and sends the signals to the user via the speaker 16 to instruct the user to perform further speech communication. It will be appreciated that the speaker 16 may also play audio signals, such as music, news, etc.
The environment conditioner 100 further includes at least one air outlet grille 18, and the air outlet grille 18 is disposed adjacent to the first air outlet 11 or accommodated in the first air outlet 11.
In the technical scheme of the invention, the air outlet grille 18 is arranged close to the first air outlet 11 or accommodated in the first air outlet 11, so that the air outlet direction can be adjusted conveniently.
The environment conditioner 100 further includes a dust screen (not shown) disposed adjacent to the first air outlet 11 or accommodated in the first air outlet 11.
In the technical solution of the present invention, the dust screen is disposed adjacent to the first air outlet 11 or accommodated in the first air outlet 11, so as to prevent dust and the like from entering the inside of the frame 10 through the first air outlet 11.
The environmental conditioner 100 further includes at least two support legs 19, and the support legs 19 are disposed at the bottom end of the frame 10.
In one embodiment, the environmental conditioner 100 includes four legs 19, and each of the four legs 19 is disposed near four corners of the bottom surface of the frame 10 for better supporting the frame 10.
In the technical solution of the present invention, the bottom end of the frame body 10 is provided with the support legs 19, so that the frame body 10 is higher than the ground, and the frame body 10 can be kept clean.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which can be directly or indirectly applied to other related technical fields without departing from the spirit of the present invention, are included in the scope of the present invention.
Claims (10)
1. An environmental conditioner, comprising:
the frame body is provided with at least one first air inlet and at least one first air outlet;
the fan is arranged in the frame body;
the air duct structure is arranged in the frame and is provided with a second air inlet communicated with the first air inlet, a second air outlet communicated with the first air outlet and an air duct communicated with the second air inlet and the second air outlet;
the graphene heating element is arranged in the air duct structure; and
and the negative ion generator is arranged in the frame and arranged towards the first air outlet.
2. The environment conditioner of claim 1, wherein the air duct structure comprises a housing disposed in the frame, the housing defines the second air inlet and the second air outlet, the graphene heating element is contained in the housing, and the housing and the graphene heating element together form the air duct.
3. The environment conditioner of claim 2, wherein the second air inlet is disposed at a lower end surface of the housing, and the second air outlet is disposed at an upper end surface of the housing.
4. The environmental conditioner of claim 2, wherein a support is disposed within said housing, said graphene heating element being disposed on said support, said housing, support and graphene heating element together forming said air channel.
5. The environmental conditioner according to claim 4, wherein the number of the graphene heating members is two, and each of the two graphene heating members is provided on one of two opposite surfaces of the support.
6. The environmental conditioner of claim 5, wherein the projections of the two graphene heating elements onto the support are at least partially non-overlapping.
7. The environment conditioner according to any one of claims 1 to 6, wherein the blower is provided at an upper end or a lower end of the frame body; and/or
The environment regulator also comprises at least one air outlet grille, and the air outlet grille is arranged close to the first air outlet or accommodated in the first air outlet; and/or
The environment regulator also comprises a dust screen, and the dust screen is arranged close to the first air outlet or accommodated in the first air outlet; and/or
The environment regulator further comprises at least two support legs, and the support legs are arranged at the bottom end of the frame body.
8. The environment conditioner of any one of claims 1 to 6, wherein the frame comprises a face plate, a back plate disposed opposite to the face plate, two side plates disposed opposite to each other, a bottom plate, and a top plate disposed opposite to the bottom plate, wherein the side plates, the bottom plate, and the top plate are connected between the face plate and the back plate, and two ends of the side plates are respectively connected to the bottom plate and the top plate.
9. The environmental conditioner of claim 8, further comprising a switch disposed on a side panel, a bottom panel, or a top panel, the switch controlling activation or deactivation of the graphene heating element and the fan.
10. The environmental conditioner of claim 9, further comprising a power outlet disposed on the side panel, the bottom panel, or the top panel, the power outlet being electrically connected to the switch; and/or
The environment regulator also comprises a microphone arranged on the side plate, the bottom plate or the top plate, and the microphone is electrically connected with the switch; and/or
The environment regulator also comprises a loudspeaker arranged on the side plate, the bottom plate or the top plate, and the loudspeaker is electrically connected with the switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010912679.7A CN111998425A (en) | 2020-09-01 | 2020-09-01 | Environmental regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010912679.7A CN111998425A (en) | 2020-09-01 | 2020-09-01 | Environmental regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111998425A true CN111998425A (en) | 2020-11-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010912679.7A Pending CN111998425A (en) | 2020-09-01 | 2020-09-01 | Environmental regulator |
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| CN (1) | CN111998425A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107957095A (en) * | 2017-12-27 | 2018-04-24 | 北京爱上地科技有限公司 | A kind of Automatic-temperature carbon crystal electric heater that can produce negative oxygen ion |
| CN207716515U (en) * | 2017-12-11 | 2018-08-10 | 黄山帅旗热能科技有限公司 | Graphene intelligent air heater |
| CN208863963U (en) * | 2017-12-29 | 2019-05-17 | 三河市华隆豪立泰新材料科技有限公司 | A kind of novel and multifunctional graphene fever screen |
| CN210881509U (en) * | 2019-06-11 | 2020-06-30 | 无锡华亿投资有限公司 | Mural device with UVLED disinfection function of disinfecting |
-
2020
- 2020-09-01 CN CN202010912679.7A patent/CN111998425A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN207716515U (en) * | 2017-12-11 | 2018-08-10 | 黄山帅旗热能科技有限公司 | Graphene intelligent air heater |
| CN107957095A (en) * | 2017-12-27 | 2018-04-24 | 北京爱上地科技有限公司 | A kind of Automatic-temperature carbon crystal electric heater that can produce negative oxygen ion |
| CN208863963U (en) * | 2017-12-29 | 2019-05-17 | 三河市华隆豪立泰新材料科技有限公司 | A kind of novel and multifunctional graphene fever screen |
| CN210881509U (en) * | 2019-06-11 | 2020-06-30 | 无锡华亿投资有限公司 | Mural device with UVLED disinfection function of disinfecting |
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Application publication date: 20201127 |