CN213723766U - Automatic disinfection device for public place door handles for current limiting - Google Patents
Automatic disinfection device for public place door handles for current limiting Download PDFInfo
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- CN213723766U CN213723766U CN202022041125.2U CN202022041125U CN213723766U CN 213723766 U CN213723766 U CN 213723766U CN 202022041125 U CN202022041125 U CN 202022041125U CN 213723766 U CN213723766 U CN 213723766U
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- door
- control module
- door handle
- sterilizing
- fixed seat
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Abstract
The utility model discloses an automatic disinfection device for a public place door handle for current limiting, which comprises a fixed seat and a door, wherein the fixed seat is fixedly connected with the door; the motor mounting groove is arranged at the upper part of the fixed seat, and a motor is nested in the motor mounting groove; a gear mounted on a driving shaft of the motor; the control module mounting groove is arranged above the motor mounting groove, and the control module and the battery are nested in the control module mounting groove; the sterilizing door cover is connected with the fixed seat through an opening and closing mechanism and is used for sterilizing the door handle on the fixed seat, and a sterilizing device and a drying device are arranged on one side, close to the door handle, of the sterilizing door cover; the pressure sensor is arranged on the door handle; and the ultrasonic ranging sensor is arranged at the lower part of the fixed seat. This a public place door handle automatic disinfection device for current-limiting can realize the current-limiting, can also accomplish simultaneously in time to charge, replenish the sterile water.
Description
Technical Field
The utility model relates to a supporting parts equipment technical field of door especially relates to a public place door handle automatic disinfection device for current-limiting.
Background
The door handle in public places is large in population quantity in China, is used by a large number of people every day, is easily infected with bacteria and viruses, has the risk of cross infection, and has the problem that the disinfection problem of the door handle in public places cannot be ignored along with the improvement of the attention of people to the health problem of the public places.
However, some existing disinfection devices still have certain defects, in patent cn.202706674.u, a time switch needs to be manually pressed before disinfection, but the time switch is not disinfected, the time switch is still infected with propagating bacteria, and meanwhile, the device needs to be manually operated, which wastes manpower and has a large workload. In patent cn.206319704.u, the disinfection device adopts an automatic mode, but the disinfection device and the door lock are integrated into a whole, so the cost is too high.
In order to solve the problems, the automatic disinfection device for the door handle in the public place for limiting the current needs to be designed, manual operation is not needed, after the door is opened manually, the disinfection door cover automatically descends to disinfect and dry the door handle, after the disinfection is finished, the disinfection door cover automatically ascends, and when the number of people in the public place exceeds a set value, the current is limited by opening and closing the disinfection door cover.
Disclosure of Invention
An object of the utility model is to provide a public place door handle automatic disinfection device for current-limiting solves the not good and extravagant manpower and materials of current degassing unit disinfection effect and the problem of cost.
In order to achieve the above object, the utility model provides a following technical scheme:
an automatic disinfecting device for a door handle in a public place for limiting current comprises a fixed seat fixedly connected with a door, the fixed seat is of a hollow structure, the door handle is positioned at the hollow position of the fixed seat, the motor mounting groove is arranged at the upper part of the fixed seat, the motor mounting groove is internally nested with a motor, a gear is arranged on a driving shaft of the motor, the control module mounting groove is arranged above the motor mounting groove, the control module, the battery and the disinfection door cover are nested in the control module mounting groove and are connected with the fixed seat through an opening and closing mechanism, the door handle sterilizing device is used for sterilizing the door handle on the fixed seat, a sterilizing device and a drying device are arranged on one side of the sterilizing door cover close to the door handle, a pressure sensor is arranged on the door handle, an ultrasonic ranging sensor is arranged on the lower part of the fixed seat, and the pressure sensor and the ultrasonic ranging sensor are connected with the signal input end of the control module.
Preferably, the mechanism that opens and shuts includes the rack, sets up along the width direction of disinfection door shield, with the gear meshes mutually, and the bar is protruding, sets up one side of fixing base, be equipped with on the disinfection door shield inner wall with protruding matched with spout of bar.
Preferably, degassing unit includes sterilized water bottle, spray pipe, hydraulic pump, sterilized water bottle relay and shower nozzle, the shower nozzle includes a plurality ofly, and a plurality of shower nozzles are towards the door handle to evenly distributed is on the disinfection door cover, sterilized water bottle with be provided with hydraulic pump and sterilized water bottle relay between the spray pipe, sterilized water bottle pass through the spray pipe with the shower nozzle is connected.
Preferably, a water level sensor is arranged inside the sterilized water bottle, a sterilized water bottle cover is arranged above the sterilized water bottle, and the water level sensor is connected with a signal input end of the control module.
Preferably, the drying device is arranged below the disinfecting device and comprises a plurality of air blowers, air outlet pipes, heating resistors and air outlets, the air outlets face the door handle and are evenly distributed on the disinfecting door cover, the heating resistors are arranged between the air blowers and the air outlet pipes, and the air blowers are connected with the air outlets through the air outlet pipes.
Preferably, the control module is provided with a GSM short message module, a signal input end of the GSM short message module is connected with the control module, and a signal output end of the GSM short message module is in signal connection with a mobile phone receiving end.
Preferably, the control module is provided with uln2003 chip, the signal input end of uln2003 chip is connected with the control module, and the signal output end of uln2003 chip is connected with the motor.
Preferably, the control module on be provided with LTC2942 electric quantity detection chip, LTC2942 electric quantity detection chip signal input part be connected with the battery, LTC2942 electric quantity detection chip signal output part is connected with control module.
Preferably, the disinfection device is arranged on front and rear doors of a public place, the control module is provided with an HC-05 Bluetooth module, the HC-05 Bluetooth module arranged on the front door is used as a Bluetooth host, and the HC-05 Bluetooth module arranged on the rear door is used as a Bluetooth slave.
Preferably, the control module is a single chip microcomputer with the model number of STM32F 103.
The utility model has the advantages that:
the automatic door handle sterilizing device for the current-limiting public place adopts the connecting mode of being stuck on the door, avoids damage to the door body, and has better universality;
after the door handle is used, the sterilizing door cover of the utility model is automatically closed, so as to sterilize and dry the door handle, and the sterilizing door cover automatically ascends after the door handle is sterilized and dried, thereby avoiding artificial contact and reducing the risk of cross infection;
the utility model is provided with a GSM short message module, when the disinfectant fluid or the electric quantity is insufficient, the singlechip sends a prompt short message for supplementing the disinfectant fluid or charging to the staff, and before the disinfectant fluid is supplemented or the electric quantity is charged, the disinfection door cover is not opened;
the utility model discloses install door around the current-limiting place, the singlechip of door carries out the information interaction through the bluetooth around, and when indoor number reached the specified value, qianmen disinfection door shield was closed, forbids the visitor to get into, and the back door is opened, realizes the current-limiting.
Drawings
Fig. 1 is a schematic diagram of the explosion structure of the present invention;
FIG. 2 is a schematic view of the disinfecting door cover of the present invention;
FIG. 3 is a schematic view of the fixing base of the present invention;
FIG. 4 is a schematic view of a rack-and-pinion connection;
in the figure: 1. Bar arch, 2, a fixed base, 3, a door handle, 4, a pressure sensor, 5, ultrasonic ranging sensor, 6, fixing glue, 7, a control module mounting groove, 8, a motor mounting groove, 9, a motor shell, 10, a gear, 11, a motor, 12, a single-chip casing, 13, a single-chip microcomputer, 14, a battery, 15, a disinfection door cover, 16, a sliding chute, 17, a rack, 18, a hydraulic pump, 19, a disinfection water bottle relay, 20, a disinfection water bottle, 21, a disinfection water bottle cover, 22, a water level sensor, 23, a blower, 24, a heating resistor, 25, a water spray pipe, 26, an air outlet pipe, 27, an air outlet, 28, a spray head.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Unless defined otherwise, all references to up, down, left, right, front, back, inner and outer directions herein are to be interpreted as referring to up, down, left, right, front, back, inner and outer directions in the drawings to which the invention is applied, and all references are hereby incorporated herein by reference.
The utility model provides an automatic disinfection device for limiting current of door handle in public places, as shown in figure 1, which comprises a fixed seat 2 and a door fixedly connected, wherein the fixed seat 2 is of a hollow structure, the door handle 3 is positioned at the hollow position of the fixed seat 2, a motor mounting groove 8 is arranged at the upper part of the fixed seat 2, a motor 11 and a gear 10 are nested inside the motor mounting groove 8 and are arranged on the driving shaft of the motor 11, a control module mounting groove 7 is arranged above the motor mounting groove 8, a control module and a battery 14 are nested inside the control module mounting groove 7, a disinfection door cover 15 is connected with the fixed seat 2 through an opening and closing mechanism and is used for disinfecting the door handle 3 on the fixed seat 2, one side of the disinfection door cover 15, which is close to the door handle 3, is provided with a disinfection device and a drying device, a pressure sensor 4 is arranged on the door handle 3, ultrasonic ranging sensor 5 sets up in 2 lower parts of fixing base, pressure sensor 4 and ultrasonic ranging sensor 5 all with control module's signal input part connects. The pressure sensor 4 is an ultra-thin type force measuring sensor with the model number EVT-14LS1, the ultrasonic distance measuring sensor 5 is an ultrasonic distance measuring sensor with the model number HC-SR04, after the pressure sensor 4 senses a signal, the control module controls the ultrasonic distance measuring sensor 5 to be started, when the measured distance is larger than 10cm, a person is shown to have left the door handle 3, then the control module controls the motor 11 to rotate forwards, the disinfection door cover 15 is closed, and disinfection is started.
Specifically, the mechanism that opens and shuts includes rack 17, sets up along disinfection door shield 15's width direction, with gear 10 meshes mutually, and the setting of bar arch 1 is in one side of fixing base 2, be equipped with on the disinfection door shield 15 inner wall with protruding 1 matched with spout 16 of bar for it is spacing to carry out disinfection door shield 15.
Specifically, as shown in fig. 2, the disinfecting device includes a plurality of disinfecting water bottles 20, a spray pipe 25, a hydraulic pump 18, a disinfecting water bottle relay 19 and spray heads 28, the spray heads 28 are disposed facing the door handle 3 and are uniformly distributed on the disinfecting door cover 15, the hydraulic pump 18 and the disinfecting water bottle relay 19 are disposed between the disinfecting water bottles 20 and the spray pipe 25, and the disinfecting water bottles 20 are connected to the spray heads 18 through the spray pipes 25. When the disinfection door cover 15 is closed, the control module controls the hydraulic pump 18 and the disinfection water bottle relay 19 to be opened, the disinfection liquid in the disinfection water bottle 20 flows through the water spraying pipe 25 through the hydraulic pump 18 and is sprayed to the door handle 3 in all directions through the spray head 18 to carry out disinfection work, and meanwhile, the working time of the disinfection device can be controlled through the control module.
Specifically, a water level sensor 22 is arranged inside the sterile water bottle 20, a sterile water bottle cover 21 is arranged above the sterile water bottle 20, and the water level sensor 22 is connected with a signal input end of the control module. When the water level sensor 22 senses that the liquid level is lower than the set value, the information is transmitted to the control module, then the control module sends a prompt message for supplying the disinfectant to the mobile phone, and the control module controls the disinfection door cover 15 to be closed until the liquid level of the disinfectant reaches the set value, and then the disinfection door cover 15 is opened.
Specifically, the drying device is arranged below the disinfecting device, the drying device comprises an air blower 23, an air outlet pipe 26, a heating resistor 24 and a plurality of air outlets 27, the air outlets 27 face the door handle 3 and are uniformly distributed on the disinfecting door cover 15, the heating resistor 24 is arranged between the air blower 23 and the air outlet pipe 26, and the air blower 23 is connected with the air outlets 27 through the air outlet pipe 26. After the disinfection device finishes working, the control module controls the air blower 23 and the heating resistor 24 to be opened, air blown out by the air blower 23 passes through the heating resistor 24 and then is blown out through the air outlet 27 through the air outlet pipe 26, drying is carried out, and meanwhile the working time of the drying device can be controlled through the control module.
Specifically, a GSM short message module is arranged on the control module, a signal input end of the GSM short message module is connected with the control module, and a signal output end of the GSM short message module is in signal connection with a mobile phone receiving end. The GSM short message module specifically adopts a T09C short message module with the model of the Siann Daitai electronic, a SIM card is inserted into the T09C module, the T09C short message module is connected with a serial port of the control module, and when the electric quantity is insufficient or the disinfection water level is lower than a set value, the control module sends a prompt short message to a set mobile phone.
Specifically, the control module is provided with an uln2003 chip, a signal input end of the uln2003 chip is connected with the control module, and a signal output end of the uln2003 chip is connected with the motor 11. The motor 11 is a 5V stepping motor, and the uln2003 chip is used for driving the stepping motor.
Specifically, control module on be provided with LTC2942 electric quantity detection chip, LTC2942 electric quantity detection chip signal input part be connected with battery 14, LTC2942 electric quantity detection chip signal output part is connected with control module. The battery 14 adopts a 5V lithium battery, the electric quantity is detected once each time the disinfection is finished, when the residual electric quantity is lower than a set value, the control module sends a charging prompt short message to the corresponding mobile phone, meanwhile, the control module controls the motor 11 to rotate forwards, the disinfection door cover 15 is closed and is not opened any more, and the disinfection door cover 15 is opened until the electric quantity reaches the set value.
Specifically, the disinfection device is arranged on front and rear doors of a public place, the control module is provided with an HC-05 Bluetooth module, the HC-05 Bluetooth module arranged on the front door is used as a Bluetooth host, and the HC-05 Bluetooth module arranged on the rear door is used as a Bluetooth slave. The Bluetooth slave machine sends the count value of the rear door to the Bluetooth host of the front door every time the count value of the front door and the count value of the rear door change once, the count value of the front door and the count value of the rear door are counted, the control module of the front door processes the numerical value again, a threshold value is set by a user and serves as the maximum number of people accommodated indoors, the control module adopts an up-counting mode, the counter starts counting from 0, 1 is automatically added after drying is finished, namely the difference value between the count value of the front door and the count value of the rear door is compared with the threshold value, if the difference value is larger than the threshold value, the front door control module controls the front door cover to be closed, if the difference value is not larger than the threshold value, whether the front door cover is closed or not is judged, and if the front door cover is closed, the control module controls the front door cover to be opened, so that current limiting is realized.
Specifically, the control module is a single chip microcomputer 13 of which the model is STM32F 103. The main control chip of the single chip microcomputer 13 is STM32F103, a signal input end of the main control chip is connected with the pressure sensor 4, the ultrasonic sensor 5, the water level sensor 22 and the electric quantity detection chip are connected, information collected by the pressure sensor 4, the ultrasonic sensor 5, the water level sensor 22 and the electric quantity detection chip is received, a signal output end of the main control chip is in control connection with the motor 11, the sterilized water bottle relay 19, the hydraulic pump 18, the air blower 23 and the heating resistor 24, and the main control chip controls the running states of the motor 11, the sterilized water bottle relay 19, the hydraulic pump 18, the air blower 23 and the heating resistor 24 according to signals collected by the pressure sensor 4, the ultrasonic sensor 5, the water level sensor 22 and the electric quantity detection chip.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (10)
1. An automatic sterilizer for a door handle of a public place for current limitation, comprising a door provided in the public place and a sterilizer for the door handle of the door, characterized in that:
the fixed seat is fixedly connected with the door, the fixed seat is of a hollow structure, and the door handle is positioned in the hollow position of the fixed seat;
the motor mounting groove is arranged at the upper part of the fixed seat, and a motor is nested in the motor mounting groove;
a gear mounted on a driving shaft of the motor;
the control module mounting groove is arranged above the motor mounting groove, and the control module and the battery are nested in the control module mounting groove;
the sterilizing door cover is connected with the fixed seat through an opening and closing mechanism and is used for sterilizing the door handle on the fixed seat, and a sterilizing device and a drying device are arranged on one side, close to the door handle, of the sterilizing door cover;
the pressure sensor is arranged on the door handle;
the ultrasonic ranging sensor is arranged at the lower part of the fixed seat;
and the pressure sensor and the ultrasonic ranging sensor are connected with the signal input end of the control module.
2. An automatic sterilizer for a public door handle for current limitation according to claim 1, wherein:
the mechanism that opens and shuts includes:
the rack is arranged along the width direction of the disinfection door cover and is meshed with the gear;
the strip-shaped protrusion is arranged on one side of the fixing seat, and a sliding groove matched with the strip-shaped protrusion is formed in the inner wall of the disinfection door cover.
3. An automatic sterilizer for a public door handle for current limitation according to claim 1, wherein:
the sterilizing device comprises a plurality of sterilizing water bottles, a water spray pipe, a hydraulic pump, a sterilizing water bottle relay and spray heads, wherein the spray heads are arranged towards a door handle and are evenly distributed on a sterilizing door cover, the sterilizing water bottles and the water spray pipe are provided with the hydraulic pump and the sterilizing water bottle relay, and the sterilizing water bottles are connected with the spray heads through the water spray pipe.
4. An automatic sterilizer for a public door handle for current limitation according to claim 3, wherein:
a water level sensor is arranged in the disinfection water bottle, a disinfection water bottle cover is arranged above the disinfection water bottle, and the water level sensor is connected with the signal input end of the control module.
5. An automatic sterilizer for a public door handle for current limitation according to claim 1, wherein:
the drying device is arranged below the disinfecting device and comprises an air blower, an air outlet pipe, a heating resistor and air outlets, the air outlets comprise a plurality of air outlets facing the door handle and evenly distributed on the disinfecting door cover, the heating resistor is arranged between the air blower and the air outlet pipe, and the air blower is connected with the air outlets through the air outlet pipe.
6. An automatic sterilizer for a public door handle for current limitation according to claim 1, wherein:
the control module is provided with a GSM short message module, the signal input end of the GSM short message module is connected with the control module, and the signal output end of the GSM short message module is in signal connection with the mobile phone receiving end.
7. An automatic sterilizer for a public door handle for current limitation according to claim 1, wherein:
the control module is provided with uln2003 chip, the signal input end of uln2003 chip is connected with the control module, and the signal output end of uln2003 chip is connected with the motor.
8. An automatic sterilizer for a public door handle for current limitation according to claim 1, wherein:
the control module on be provided with LTC2942 electric quantity detection chip, LTC2942 electric quantity detection chip signal input part be connected with the battery, LTC2942 electric quantity detection chip signal output part is connected with control module.
9. An automatic sterilizer for a public door handle for current limitation according to claim 1, wherein:
the sterilizing device is arranged on front and rear doors of a public place, the control module is provided with an HC-05 Bluetooth module, the HC-05 Bluetooth module arranged on the front door is used as a Bluetooth host, and the HC-05 Bluetooth module arranged on the rear door is used as a Bluetooth slave.
10. An automatic sterilizer for a public door handle for current limitation according to claim 1, wherein:
the control module is a single chip microcomputer with the model of STM32F 103.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022041125.2U CN213723766U (en) | 2020-09-17 | 2020-09-17 | Automatic disinfection device for public place door handles for current limiting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022041125.2U CN213723766U (en) | 2020-09-17 | 2020-09-17 | Automatic disinfection device for public place door handles for current limiting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213723766U true CN213723766U (en) | 2021-07-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022041125.2U Active CN213723766U (en) | 2020-09-17 | 2020-09-17 | Automatic disinfection device for public place door handles for current limiting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213723766U (en) |
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2020
- 2020-09-17 CN CN202022041125.2U patent/CN213723766U/en active Active
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