CN215797740U - Elevator keypad ultraviolet disinfection device - Google Patents
Elevator keypad ultraviolet disinfection device Download PDFInfo
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- CN215797740U CN215797740U CN202122099996.4U CN202122099996U CN215797740U CN 215797740 U CN215797740 U CN 215797740U CN 202122099996 U CN202122099996 U CN 202122099996U CN 215797740 U CN215797740 U CN 215797740U
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Abstract
The utility model relates to the technical field of elevators, in particular to an ultraviolet disinfection device for an elevator key board, which is characterized in that: the key board comprises a guide rail, a mounting plate, a roller, a screw rod, a motor, an ultraviolet disinfection lamp and a control device which are all arranged on the front side of the key board; the two guide rails are vertically arranged on two sides of the key; the left side and the right side of the back surface of the mounting plate are provided with rollers which are arranged in the guide rails; the ultraviolet disinfection lamp is arranged on the back of the mounting plate and is positioned between the rollers on the two sides; the screw rod is vertically arranged on the other side of one of the guide rails, and is connected to the motor output shaft and the mounting plate and used for converting the rotary motion of the motor into the linear motion of the mounting plate along the guide rails; the control device is in communication connection with the motor and the ultraviolet disinfection lamp. The utility model has the advantages of disinfection function, simple structure and convenient installation.
Description
Technical Field
The utility model relates to the technical field of elevators, in particular to an ultraviolet disinfection device for an elevator key board.
Background
Viruses are easy to attach to objects and spread to contacters, a large amount of human resources are often consumed in public areas to follow up sterilization, and the viruses are particularly used as elevators of public transport means and become key places for virus prevention and control. As is known, the main route of contact transmission of viruses in elevators comes from elevator keys; when the patient touches the keys, the virus is transmitted to the public by taking the keys as a medium to cause infection;
in the current ultraviolet ray degassing unit that patent No. 2021102662374 discloses, because the first pivot of installation and second pivot need be installed in elevator keypad both sides, need reform transform current elevator keypad, and the ultraviolet lamp that is used for the film disinfection effect need install at elevator keypad rear, because current part elevator presses the button version back to be equipped with the control mainboard, its structural design is compact, the distribution is shorter, the "an elevator button antibiotic degassing unit" that patent No. 2021102662374 disclosed can cause mainboard and ultraviolet lamp to interfere the scheduling problem, the structure is complicated, the installation is complicated.
Disclosure of Invention
The utility model aims to provide an ultraviolet disinfection device for an elevator key board, which has a disinfection function, a simple structure and convenience in installation.
In order to solve the technical problems, the technical scheme of the utility model is as follows: an elevator key board ultraviolet disinfection device comprises guide rails, a mounting plate, rollers, a screw rod, a motor, an ultraviolet disinfection lamp and a control device, wherein the guide rails, the mounting plate, the rollers, the screw rod, the motor, the ultraviolet disinfection lamp and the control device are all arranged on the front side of a key board;
the two guide rails are vertically arranged on two sides of the key; the left side and the right side of the back surface of the mounting plate are provided with rollers which are arranged in the guide rails; the ultraviolet disinfection lamp is arranged on the back of the mounting plate and is positioned between the rollers on the two sides; the screw rod is vertically arranged on the other side of one of the guide rails, and is connected to the motor output shaft and the mounting plate and used for converting the rotary motion of the motor into the linear motion of the mounting plate along the guide rails; the control device is in communication connection with the motor and the ultraviolet disinfection lamp.
According to the scheme, the screw rod comprises a screw rod provided with an external thread and a nut which is provided with an internal thread and coaxially surrounds the screw rod, and the screw rod is vertically arranged on the other side of one of the guide rails; one end of the screw is meshed with the output shaft of the motor, and the outer side of the nut is connected to one side of the mounting plate; when the ultraviolet lamp needs to disinfect the button, the motor operation, the meshing transmission of motor output shaft drives the screw rod in the screw rod and rotates, thereby the nut that is connected with the mounting panel removes on the pivoted screw rod and makes the gyro wheel of mounting panel bottom remove in the guide rail.
According to the scheme, the disinfection device further comprises a switch power supply which is electrically connected with the motor and the power ends of the ultraviolet disinfection lamp.
According to the scheme, the control device comprises a single chip microcomputer and a control relay; the coil input end of the control relay is connected to the positive power source end of the switching power supply, the coil output end of the control relay is connected to the signal output end of the single chip microcomputer, the common contact of the control relay is connected to the positive power source end of the switching power supply, the normally closed contact is suspended, and the normally open contact is connected to the negative power source end of the switching power supply after being connected with the motor and the ultraviolet disinfection lamp in series.
According to above scheme, two side directions are close to the button direction and buckle about the mounting panel, and the mounting panel is equipped with the lateral wall of ultraviolet ray disinfection lamp and is aluminum alloy material and polishing treatment. The polishing treatment can reflect the irradiated ultraviolet light to the keys, so that the disinfection effect is enhanced.
According to the scheme, the disinfection device further comprises a protective cover, the protective cover is arranged on the front side of the screw rod, and the protective cover is close to one side opening of the guide rail.
According to the scheme, the ultraviolet disinfection lamp generates ultraviolet rays with the wavelength of 222 nanometers.
According to above scheme, degassing unit is still including locating the pyroelectric sensor that is used for detecting in the elevator, and pyroelectric sensor connects in the signal end of singlechip.
Has the following beneficial effects:
firstly, the liquid disinfectant is very likely to damage the key circuit to cause faults, the ultraviolet disinfection lamp is adopted to replace volatilizable disinfection solution, the disinfection effect is good, and the keys cannot be damaged;
the sterilizing device is additionally arranged on the key board, the motor is used for driving the mounting board provided with the ultraviolet sterilizing lamp to move up and down, the existing elevator key board is unfolded to be directly sterilized, the original elevator key part is not required to be changed, the problems of hole reconstruction, circuit interference and the like of the elevator key board are avoided, the structure is simple, the mounting is simple, and the manufacturing cost is reduced.
Drawings
FIG. 1 is a schematic overall structure diagram 1 according to an embodiment of the present invention;
FIG. 2 is a schematic view of an overall structure of the embodiment 2;
FIG. 3 is a schematic top view of the exemplary embodiment;
FIG. 4 is a schematic view of an embodiment of a structure with a protective cover;
FIG. 5 is a block diagram of the circuit connection according to the first embodiment;
fig. 6 is a circuit connection block diagram of the second embodiment.
Reference numerals: 1. a guide rail; 2. mounting a plate; 201. connecting blocks; 53. a roller; 4. a screw rod; 401. a screw; 402. a nut; 5. a motor; 6. an ultraviolet disinfection lamp; 7. a control device; 701. a single chip microcomputer; 702. controlling the relay; 8. a switching power supply; 9. a protective cover; 10. a pyroelectric sensor; 11. a key sheet; 11a and a key.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The first embodiment is as follows:
referring to fig. 1 to 5, in the present embodiment, the direction indicated by the arrow F in fig. 1 to 3 is the front side. The utility model is an elevator key board 11 ultraviolet disinfection device, which is arranged on the elevator key board 11, and the disinfection device comprises: the guide rail 1, the mounting plate 2, the roller 53, the screw rod 4, the motor 5, the ultraviolet disinfection lamp 6 and the control device 7 are all arranged on the front side of the key board 11;
the two guide rails 1 are vertically arranged on two sides of the key 11 a; the guide rail 1, the screw rod 4, the motor 5 and the control device 7 can be arranged on the existing key board 11 by mounting screws or gluing;
the left side and the right side of the back surface of the mounting plate 2 are provided with rollers 53, and the rollers 53 are positioned in the guide rail 1; the ultraviolet disinfection lamp 6 is arranged on the back of the mounting plate 2 and is positioned between the rollers 53 on the two sides for carrying out ultraviolet disinfection on the key 11a, and when the ultraviolet disinfection lamp 6 is used for disinfecting the key 11a, the ultraviolet disinfection lamp 6 is positioned on the front side of the key 11a and has a gap with the key 11 a; the upper side and the lower side of the mounting plate 2 are bent towards the direction close to the key 11a, namely, the back surface, the rear wall of the mounting plate 2 is made of aluminum alloy and is subjected to polishing treatment, and irradiated ultraviolet light can be reflected to the key 11a after the polishing treatment, so that the disinfection effect is enhanced. In this embodiment, the ultraviolet disinfection lamp 6 is an ultraviolet disinfection lamp 6 generating ultraviolet rays with a wavelength of 222 nanometers, and after the ultraviolet rays with the wavelength are irradiated for 30 seconds, 99.7% of viruses can be inactivated successfully; in this implementation, the rotational speed of motor is adjustable, through single chip microcomputer control, and the user can carry out the rotational speed setting according to the button row spacing and the row height of different elevators, and the rotational speed setting guarantees that ultraviolet ray disinfection lamp is not less than 30 seconds at the disinfection dwell time of current every line button, and the completion virus inactivation is basically accomplished to the ultraviolet ray of shining 30 seconds.
The screw rod 4 is vertically arranged on the left side of the left guide rail 1, and the screw rod 4 is connected to an output shaft of the motor 5 and the mounting plate 2 and is used for converting the rotary motion of the motor 5 into the linear motion of the mounting plate 2 along the guide rail 1; the screw rod 4 comprises a screw rod 401 provided with external threads and a nut 402 provided with internal threads and coaxially surrounding the screw rod 401, and the screw rod 401 is vertically arranged on the left side of the left guide rail 1; the top end of the screw 401 is meshed with the output shaft of the motor 5, and the front side of the nut 402 is connected to the left side of the mounting plate 2 through a connecting block 201; when the ultraviolet disinfection lamp 6 needs to disinfect the key 11a, the motor 5 operates, the output shaft of the motor 5 is meshed with and is driven by the screw 401 to drive the screw 401 to rotate, the nut 402 connected with the mounting plate 2 moves on the rotating screw 401 so as to enable the roller 53 at the bottom of the mounting plate 2 to move in the guide rail 1, the mounting plate 2 moves up and down in the guide rail 1 relative to the key plate 11, and the ultraviolet disinfection lamp 6 on the back of the mounting plate 2 disinfects and sterilizes the key 11 a;
referring to fig. 5, the control device 7 is in communication connection with the motor 5 and the ultraviolet disinfection lamp 6, the disinfection device further comprises a switching power supply 8, the switching power supply 8 is electrically connected with power ends of the motor 5 and the ultraviolet disinfection lamp 6, and an input end of the switching power supply 8 is connected with a power line of the elevator or a storage battery; the control device 7 comprises a singlechip 701 and a control relay 702; the coil input end of the control relay 702 is connected with the positive power supply end of the switch power supply 8, the coil output end of the control relay 702 is connected with the signal output end of the singlechip 701, the common contact a of the control relay 702 is connected with the positive power supply end of the switch power supply 8, the normally open contact b is connected with the negative power supply end of the switch power supply 8 after being connected with the motor 5 and the ultraviolet disinfection lamp 6 in series, and the normally closed contact c is suspended; in this embodiment, the single chip microcomputer 701 adopts an AT89C52 minimum system.
The control device 7 operates in the following manner: the signal output end OUT of the singlechip 701 indirectly switches high and low levels; the coil input end of the control relay 702 is always connected with the positive power supply end of the switching power supply 8, when the signal output end OUT of the single chip microcomputer 701 outputs a high level, no current passes through the coil of the control relay 702, the coil cannot be electrified, the armature does not attract, the common contact a and the normally open contact b of the control relay 702 are not connected, the positive power supply end of the switching power supply 8 is disconnected with the motor 5, and the motor 5 and the ultraviolet disinfection lamp 6 do not work due to non-electrification.
When the signal output end OUT of the singlechip 701 maintains a high level to a preset time interval and then is switched to a low level, and the signal output end OUT of the singlechip 701 is at the low level, the coil passes through current, the coil is electrified, the armature is attracted, a common contact a and a normally open contact b of the control relay 702 are connected, a positive power supply end of the switching power supply 8 is connected with the motor 5, and the motor 5 and the ultraviolet disinfection lamp 6 are electrified to work;
the single chip microcomputer 701 controls the motor 5 to rotate forward for a preset number of turns, then the mounting plate 2 reaches the bottom of the guide rail 1, then the mounting plate 2 reaches the top of the guide rail 1 after the motor 5 rotates reversely for the same number of turns, one-time disinfection operation is completed, and in the rotating process of the motor 5, the ultraviolet disinfection lamp 6 continuously works to disinfect the key 11 a; after the primary disinfection operation is finished, the signal output end OUT of the singlechip 701 is switched from a low level to a high level, and the motor 5 and the ultraviolet disinfection lamp 6 stop working.
Referring to fig. 4, the sterilizing device further comprises a protective cover 9, the protective cover 9 is arranged on the front side of the screw rod 4, the back of the protective cover 9 is arranged on the front side of the key board 11, one side, close to the guide rail 1, of the protective cover 9 is an opening in the right side of the protective cover 9, and the screw rod 4 drives the mounting plate 2 to move up and down conveniently. In this embodiment, the screw 4, the motor 5 and the control device 7 are all located inside the protective cover 9 (not shown in fig. 4).
Example two:
the difference between this embodiment and the first embodiment is: the embodiment further comprises a pyroelectric sensor 10 arranged in the elevator on the basis of the first embodiment, wherein the pyroelectric sensor 10 is arranged in the middle of the inner wall of the elevator and used for detecting whether a person exists;
referring to fig. 6, the pyroelectric sensor 10 is connected to a single chip microcomputer 701 through a signal. When a person is detected, the pyroelectric sensor 10 sends a signal to the singlechip 701, a signal output end OUT of the singlechip 701 outputs a high level, when the high level is output, no current passes through a coil of the control relay 702, the coil is not electrified, the armature is not attracted, a common contact a and a normally open contact b of the control relay 702 are not connected, a positive power source end of the switch power supply 8 is disconnected with the motor 5, and the motor 5 and the ultraviolet disinfection lamp 6 do not work due to non-electrification;
when no person is detected, the pyroelectric sensor 10 does not send a signal, when the single chip microcomputer 701 does not receive the signal sent by the pyroelectric sensor 10 after exceeding a preset time period, the signal output end OUT of the single chip microcomputer 701 is switched to a low level, when the signal output end OUT of the single chip microcomputer 701 is at the low level, current passes through a coil, the coil is electrified, an armature is attracted, a common contact a and a normally open contact b of the control relay 702 are connected, a positive power end of the switching power supply 8 is connected with the motor 5, and the motor 5 and the ultraviolet disinfection lamp 6 are electrified to work; the singlechip 701 controls the motor 5 to rotate to drive the mounting plate 2 provided with the ultraviolet disinfection lamp 6 to move up and down to directly kill viruses on the keys 11 a.
The parts not involved in the present invention are the same as or implemented using the prior art.
The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and the practice of the utility model is not to be considered limited to those descriptions. For those skilled in the art to which the utility model pertains, several simple deductions or substitutions can be made without departing from the spirit of the utility model, and all shall be considered as belonging to the protection scope of the utility model.
Claims (8)
1. The utility model provides an elevator keypad ultraviolet degassing unit which characterized in that: the method comprises the following steps: a guide rail (1), a mounting plate (2), a roller (53), a screw rod (4), a motor (5), an ultraviolet disinfection lamp (6) and a control device (7) which are all arranged on the front side of the key board (11);
the two guide rails (1) are vertically arranged on two sides of the key (11 a);
the left side and the right side of the back surface of the mounting plate (2) are provided with rollers (53), and the rollers (53) are arranged in the guide rail (1); the ultraviolet disinfection lamp (6) is arranged on the back of the mounting plate (2) and is positioned between the rollers (53) on the two sides;
the screw rod (4) is vertically arranged on the other side of one of the guide rails (1), and the screw rod (4) is connected to an output shaft of the motor (5) and the mounting plate (2) and is used for converting the rotary motion of the motor (5) into the linear motion of the mounting plate (2) along the guide rails (1);
the control device (7) is in communication connection with the motor (5) and the ultraviolet disinfection lamp (6).
2. The ultraviolet disinfection device for the elevator key board as recited in claim 1, wherein: the screw rod (4) comprises a screw rod (401) provided with an external thread and a nut (402) provided with an internal thread and coaxially surrounding the screw rod (401), and the screw rod (401) is vertically arranged on the other side of one of the guide rails (1); one end of the screw rod (401) is meshed with an output shaft of the motor (5), and the outer side of the nut (402) is connected to one side of the mounting plate (2).
3. The ultraviolet disinfection device for the elevator key board as recited in claim 1, wherein: the disinfection device also comprises a switch power supply (8), and the switch power supply (8) is electrically connected with the power ends of the motor (5) and the ultraviolet disinfection lamp (6).
4. The ultraviolet disinfection device for the elevator key board as recited in claim 3, wherein: the control device (7) comprises a singlechip (701) and a control relay (702); the coil input end of the control relay (702) is connected to the positive power supply end of the switch power supply (8), the coil output end of the control relay (702) is connected to the signal output end of the single chip microcomputer (701), the common contact of the control relay (702) is connected to the positive power supply end of the switch power supply (8), the normally closed contact is suspended, and the normally open contact is connected to the negative power supply end of the switch power supply (8) after being connected with the motor (5) and the ultraviolet disinfection lamp (6) in series.
5. The ultraviolet disinfection device for the elevator key board as recited in claim 1, wherein: the upper side and the lower side of the mounting plate (2) are bent towards the direction close to the key (11 a), and the side wall of the mounting plate (2) provided with the ultraviolet disinfection lamp (6) is made of aluminum alloy and is polished.
6. The ultraviolet disinfection device for the elevator key board as recited in claim 1, wherein: the disinfection device further comprises a protective cover (9), the protective cover (9) is arranged on the front side of the screw rod (4), and one side of the protective cover (9) close to the guide rail (1) is opened.
7. The ultraviolet disinfection device for the elevator key board as recited in claim 1, wherein: the ultraviolet disinfection lamp (6) adopts an ultraviolet disinfection lamp which generates ultraviolet rays with the wavelength of 222 nanometers.
8. The ultraviolet disinfection device for the elevator key board as recited in claim 1, wherein: the disinfection device further comprises a pyroelectric sensor (10) arranged in the elevator and used for detecting the inside of the elevator, and the pyroelectric sensor (10) is connected to a signal end of the single chip microcomputer (701).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122099996.4U CN215797740U (en) | 2021-09-01 | 2021-09-01 | Elevator keypad ultraviolet disinfection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122099996.4U CN215797740U (en) | 2021-09-01 | 2021-09-01 | Elevator keypad ultraviolet disinfection device |
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| Publication Number | Publication Date |
|---|---|
| CN215797740U true CN215797740U (en) | 2022-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122099996.4U Active CN215797740U (en) | 2021-09-01 | 2021-09-01 | Elevator keypad ultraviolet disinfection device |
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| CN (1) | CN215797740U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114644279A (en) * | 2022-04-07 | 2022-06-21 | 沃森家用电梯(江苏)有限公司 | Intelligent elevator with sterilization function and capable of supplying oxygen in car in power failure and trapping state |
-
2021
- 2021-09-01 CN CN202122099996.4U patent/CN215797740U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114644279A (en) * | 2022-04-07 | 2022-06-21 | 沃森家用电梯(江苏)有限公司 | Intelligent elevator with sterilization function and capable of supplying oxygen in car in power failure and trapping state |
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