CN219807642U - Ultraviolet ray disinfection device for handrail belt - Google Patents
Ultraviolet ray disinfection device for handrail belt Download PDFInfo
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- CN219807642U CN219807642U CN202223136297.3U CN202223136297U CN219807642U CN 219807642 U CN219807642 U CN 219807642U CN 202223136297 U CN202223136297 U CN 202223136297U CN 219807642 U CN219807642 U CN 219807642U
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- Prior art keywords
- protective cover
- ultraviolet
- handrail
- disinfection device
- escalator
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- 238000004659 sterilization and disinfection Methods 0.000 title claims abstract description 73
- 238000006243 chemical reaction Methods 0.000 claims abstract description 9
- 230000001681 protective effect Effects 0.000 claims description 56
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 26
- 230000001954 sterilising effect Effects 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 5
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 claims description 4
- 239000003063 flame retardant Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 4
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 238000007872 degassing Methods 0.000 claims 2
- 230000006698 induction Effects 0.000 abstract 1
- ZGHQUYZPMWMLBM-UHFFFAOYSA-N 1,2-dichloro-4-phenylbenzene Chemical compound C1=C(Cl)C(Cl)=CC=C1C1=CC=CC=C1 ZGHQUYZPMWMLBM-UHFFFAOYSA-N 0.000 description 9
- 238000010248 power generation Methods 0.000 description 6
- 230000000249 desinfective effect Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 3
- 208000019155 Radiation injury Diseases 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002329 infrared spectrum Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- -1 steam Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 208000035473 Communicable disease Diseases 0.000 description 1
- 206010011409 Cross infection Diseases 0.000 description 1
- 206010029803 Nosocomial infection Diseases 0.000 description 1
- 241000700605 Viruses Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
Landscapes
- Apparatus For Disinfection Or Sterilisation (AREA)
- Escalators And Moving Walkways (AREA)
Abstract
The utility model relates to the technical field of ultraviolet disinfection devices, and discloses an ultraviolet disinfection device for a handrail belt, which comprises a disinfection device, an arc skirt plate and a handrail belt, wherein screws are arranged between the disinfection device and the arc skirt plate, the disinfection device is fixedly arranged on the arc skirt plate at the entrance or the exit of an escalator or a moving walk through the screw, the disinfection device comprises a fixed seat arranged on the arc surface of the entrance skirt plate of the escalator, an ultraviolet generator, a human body sensor, an electric control switch, a left protection cover, a right protection cover, a left inner reflecting plate, a right inner reflecting plate and a power conversion device arranged in a power control box of the escalator, and the human body sensor is fixedly arranged on the left protection cover. The handrail ultraviolet disinfection device is arranged on the outer side of the arc surface of the skirt board of the entrance of the escalator, realizes non-contact, intelligent induction and delay disinfection of the handrail, and has the working state which can be observed at any time, and is convenient and quick to overhaul and maintain.
Description
Technical Field
The utility model relates to the technical field of ultraviolet disinfection devices, in particular to an ultraviolet disinfection device for a handrail belt.
Background
The escalator is used as convenient lifting conveying equipment and is widely applied to public places such as business areas, subways, airports and the like, passengers need to grip the handrail when using the escalator, a large amount of bacteria and viruses are accumulated on the handrail, the handrail becomes a transmission medium of infectious diseases, and cross infection is easy to cause. The existing handrail disinfecting mode is mainly manual contact type wiping and disinfecting, and the disinfecting mode has the problems of high labor intensity, uncertain disinfecting frequency, poor disinfecting effect and the like. In addition, in the prior art, a plurality of ultraviolet disinfection devices for handrail disinfection are arranged in the skirt board of the escalator, the working state and the fault state of the ultraviolet disinfection devices cannot be observed in real time, and when the disinfection devices are in fault, the ultraviolet disinfection devices are stopped, and the skirt board is detached to be maintained.
To this end, we propose an ultraviolet disinfection device for a handrail.
Disclosure of Invention
The utility model mainly solves the technical problems existing in the prior art and provides an ultraviolet disinfection device for a handrail.
In order to achieve the aim, the utility model adopts the following technical scheme that the handrail ultraviolet disinfection device comprises a disinfection device, an arc skirt plate and a handrail, wherein screws are arranged between the disinfection device and the arc skirt plate, the disinfection device is fixedly arranged on the arc skirt plate at the entrance or the exit of an escalator or a moving walk through the screw installation, the disinfection device comprises a fixed seat arranged on the arc surface of the entrance skirt plate of the escalator, an ultraviolet generator, a human body sensor, an electric control switch, a left protection cover, a right protection cover, a left inner reflecting plate, a right inner reflecting plate and a power conversion device arranged in a power control box of the escalator, and the human body sensor is fixedly arranged on the left protection cover;
the number of the fixing seats is four, the fixing seats are L-shaped, the left protection cover and the right protection cover are respectively fixed with two fixing seats, the fixing seats are installed and fixed on an arc skirt plate at an entrance or an exit of an escalator or a moving sidewalk through screws, the left protection cover and the right protection cover are mutually symmetrical, the left protection cover and the right protection cover are in concave shapes, the left protection cover and the right protection cover are in a left-right half-piece buckling mode, arc bayonets are formed in the upper end and the lower end of one side, which are close to each other, of the left protection cover and the right protection cover, the left protection cover and the right protection cover are installed on the arc surface of the entrance of the escalator through the fixing seats after being clamped, the handrail passes through the bayonet positions of the left protection cover and the right protection cover, the electric control switch is installed in the left protection cover and the right protection cover, and the ultraviolet generator is installed on the front side wall surfaces of the left protection cover and the right protection cover;
the ultraviolet generator comprises a shell, a PCB, an ultraviolet lamp group, a working state indicator lamp, a quartz glass mask and a fixed pressing plate;
the back of the shell is provided with a groove, the ultraviolet lamp group and the working state indicator lamp are welded on the PCB, the PCB is fixed on the inner surface of the groove of the shell through screws, the quartz glass mask limits the PCB and is positioned in the groove of the shell, the number of the fixed pressing plates is two, the quartz glass mask is limited in the back of the shell through an upper group of fixed pressing plates and a lower group of fixed pressing plates, and the fixed pressing plates are connected with the shell through screws;
the ultraviolet wavelength of the ultraviolet generator is within the range of 240-280 nm.
Preferably, the quartz glass mask and the shell are matched to form a completely closed cavity, and the handrail ultraviolet disinfection device is provided with a working state detection and indication component.
Preferably, the left inner reflecting plate is arranged on the inner wall of the left protective cover, and the right inner reflecting plate is arranged on the inner wall of the right protective cover.
Preferably, the PCB is tightly attached to the shell, and the contact surface is uniformly coated with heat-conducting silica gel.
Preferably, the quartz glass mask is made of quartz glass.
Preferably, the ultraviolet lamp group is an ultraviolet light emitting element such as an LED chip or a cold cathode tube capable of generating ultraviolet light having a wavelength in a range of 240 to 280 nm.
Preferably, the left protective cover and the right protective cover are made of non-combustion metal materials or flame-retardant nonmetallic materials.
Advantageous effects
The utility model provides an ultraviolet disinfection device for a handrail. The beneficial effects are as follows:
(1) The ultraviolet disinfection device for the handrail belt is arranged on the outer side of the arc surface of the apron board of the entrance of the escalator, realizes non-contact, intelligent sensing and delay disinfection of the handrail belt, can observe the working state at any time, is convenient and quick to overhaul and maintain, and solves the problems that the operation and failure states of the ultraviolet disinfection device for the handrail belt in the prior art cannot be observed in real time, and the apron board can be maintained and maintained only by stopping and disassembling the apron board when the disinfection device fails.
(2) The human body sensor is used for switching on and switching off a power supply circuit of the ultraviolet generator by sensing the entrance state of the passenger entering and leaving the escalator, so that the energy-saving operation of the sterilizing device is realized, the purpose of prolonging the service life of the ultraviolet lamp group is achieved, the principle is based on automatic control of an infrared technology, when the passenger enters the sensing range, the special sensor detects the change of the infrared spectrum of the human body, the load is automatically switched on, the passenger does not leave the sensing range and is continuously switched on, and after the passenger leaves, the load is automatically switched off by delaying, so that the practicability and the novelty of the utility model are improved, and the energy is saved and the intelligent effect is realized.
(3) The electric control switch is arranged at the bottoms of the left protective cover and the right protective cover, is hidden in position and is not easy to touch by passengers, and the electric control switch has the function of cutting off the power supply of the sterilizing device during maintenance, thereby avoiding electric shock hazard and improving the safety of the utility model.
(4) The handrail ultraviolet disinfection device is characterized in that the left protective cover and the right protective cover are made of nonflammable metal materials or flame-retardant nonmetallic materials, ultraviolet rays can be effectively blocked from leaking out by the left protective cover and the right protective cover, and radiation injury to passengers is avoided.
(5) The ultraviolet disinfection device for the handrail belt has the advantages that the left inner side reflecting plate and the right inner side reflecting plate reflect ultraviolet rays to the two side surfaces of the handrail belt, and the ultraviolet disinfection range is increased, so that the effective disinfection area is enlarged, and the disinfection effect is improved.
(6) The handrail ultraviolet disinfection device is characterized in that the power supply conversion device is arranged in the escalator power supply control box, and is used for converting alternating current into direct current lower than v safety voltage for the disinfection device to work, and even if an electric leakage accident occurs, the handrail ultraviolet disinfection device can not cause electric shock hazard to passengers. The other embodiment of the power supply conversion device is a miniature friction power generation and supply device integrated with the handrail ultraviolet disinfection device, and the principle of the power supply conversion device is that the running kinetic energy of the handrail is utilized to drive the friction wheel of the miniature friction power generation and supply device to rotate, the miniature friction power generation and supply device is driven by the speed increasing mechanism to generate direct current, and the direct current is supplied to the ultraviolet generator through the voltage stabilizing circuit.
(7) The handrail belt ultraviolet disinfection device has the advantages that the quartz glass mask is made of quartz glass, radiation intensity loss during ultraviolet transmission can be reduced to the greatest extent, the quartz glass mask and the machine shell are matched to form a completely closed cavity, and the PCB is installed and fixed in the cavity, so that corrosion of water, steam, dust and the like to the PCB can be effectively isolated.
(8) The ultraviolet disinfection device for the handrail belt has the advantages that the power supply and the control of the disinfection device are independently operated with the escalator system, the operation and the faults of the disinfection device can not influence the escalator system, meanwhile, the disinfection device and the handrail belt are not in mechanical contact, and the safe operation and the service life of the handrail belt can not be influenced.
Drawings
In order to more clearly illustrate the embodiments of the present utility model 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 will be apparent to those skilled in the art from this disclosure that the drawings described below are merely exemplary and that other embodiments can be derived from the drawings provided without the inventive effort.
The structures, proportions, sizes, etc. shown in the present specification are shown only for the purposes of illustration and description, and are not intended to limit the scope of the utility model, which is defined by the claims, so that any structural modifications, changes in proportions, or adjustments of sizes, which do not affect the efficacy or the achievement of the present utility model, should fall within the ambit of the technical disclosure.
FIG. 1 is a schematic view of the mounting location of the disinfection apparatus of the present utility model;
FIG. 2 is a perspective view of the disinfection apparatus of the present utility model;
FIG. 3 is a schematic view showing the structure of the sterilizing device of the present utility model in a disassembled state;
FIG. 4 is a schematic view showing the structure of the ultraviolet generator according to the present utility model;
fig. 5 is a perspective view of the left and right protective covers of the present utility model.
Legend description:
1. a sterilizing device; 2. a screw; 3. arc skirt board; 4. a handrail belt; 5. a fixing seat; 6. an ultraviolet generator; 7. a human body sensor; 8. an electric control switch; 9. a left protective cover; 10. a right protective cover; 11. a housing; 12. a PCB board; 13. ultraviolet lamp group; 14. an operating status indicator light; 15. a quartz glass mask; 16. a fixed pressing plate; 18. a left inner reflector; 19. and a right inner reflector.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: the handrail ultraviolet disinfection device comprises a disinfection device 1, an arc apron board 3 and a handrail 4, wherein a screw 2 is arranged between the disinfection device 1 and the arc apron board 3, the disinfection device 1 is fixedly arranged on the arc apron board 3 at the entrance or exit of an escalator or a moving walk through the screw 2, the disinfection device 1 comprises a fixing seat 5 arranged on the arc surface of the entrance apron board of the escalator, an ultraviolet generator 6, a human body sensor 7, an electric control switch 8, a left protective cover 9, a right protective cover 10, a left inner reflecting plate 18, a right inner reflecting plate 19 and a power conversion device arranged in a power control box of the escalator, and the fixing seat of the disinfection device 1 is fixedly arranged on the arc surface of the apron board at two sides of the handrail, so that the disinfection device is used for providing safe and reliable support for the ultraviolet generator 6.
The human body sensor 7 is fixedly arranged on the left protective cover 9, when a passenger enters the detection area, the human body sensor 7 senses the passenger and then starts the ultraviolet generator to generate ultraviolet rays to sterilize and disinfect the surface of the handrail belt 4 in the area passing through the handrail belt ultraviolet sterilization device 1, the device irradiates and disinfects the surface of the handrail belt 4 by means of ultraviolet rays with the wavelength within the range of 240-280 nm generated by the ultraviolet generator 6, and the starting, the time delay and the stopping of the ultraviolet generator 6 are controlled by means of the human body sensor 7.
The human body sensor 7 is used for switching on and switching off the power supply circuit of the ultraviolet generator 6 by sensing the entrance state of passengers entering and leaving the escalator, thereby realizing the energy-saving operation of the sterilizing device 1 and simultaneously achieving the purpose of prolonging the service life of the ultraviolet lamp group 13. The principle is based on automatic control of infrared technology, when a passenger enters the sensing range, a special sensor detects the change of the infrared spectrum of the human body, the load is automatically switched on, and the passenger is continuously switched on without leaving the sensing range; when the passenger leaves, the load is automatically turned off in a delayed manner.
The electric control switch 8 is arranged at the bottoms of the left protective cover 8 and the right protective cover 9, and the positions are hidden and are not easy to touch by passengers. The electric shock protection device has the function of cutting off the power supply of the sterilizing device during maintenance and repair, thereby avoiding electric shock hazard.
The quantity of fixing base 5 is four, fixing base 5 is L shape, left side safety cover 9 and right safety cover 10 all are fixed with two fixing bases 5, fixing base 5 passes through screw 2 installation and fixes on escalator or moving walk entrance or exit circular arc skirtboard 3, left side safety cover 9 and right safety cover 10 are mutual symmetry, left side safety cover 9 and right safety cover 10 all are the concave shape, and left side safety cover 9 and right safety cover 10 are left and right half the form of buckling, the upper and lower both ends that left side safety cover 9 and right safety cover 10 are close to one another all have seted up curved bayonet socket, install on the staircase entry circular arc face through fixing base 5 after left side safety cover 9 and right safety cover 10 block, handrail area 4 passes the bayonet socket position department of left side safety cover 9 and right safety cover 10, electric switch 8 installs in left side safety cover 9 and right safety cover 10, ultraviolet generator 6 installs on the preceding lateral wall face of left side safety cover 9 and right safety cover 10.
The left protective cover 9 and the right protective cover 10 are made of nonflammable metal materials or flame-retardant nonmetallic materials, and the left protective cover 9 and the right protective cover 10 can effectively block ultraviolet rays from leaking, so that radiation injury to passengers is avoided. The left protective cover 9 and the right protective cover 10 are in a left-right half-piece buckling mode, one end of each of the left protective cover and the right protective cover is connected with the fixing base 5 through a screw, and the other end of each of the left protective cover and the right protective cover is connected with the ultraviolet generator 6. The left inner reflecting plate 18 and the right inner reflecting plate 19 have the function of reflecting ultraviolet rays to the two side surfaces of the handrail belt 4, and the ultraviolet disinfection range is increased.
The power supply conversion device is arranged in the escalator power supply control box and is used for converting alternating current into direct current with the safety voltage lower than 36v for the disinfection device to work, and even if an electric leakage accident occurs, the electric shock hazard to passengers can be avoided. Another embodiment of the power conversion device is a miniature friction power generation and supply device integrated with an ultraviolet disinfection device of a handrail belt, and the principle is as follows: the running kinetic energy of the handrail belt 4 is utilized to drive the friction wheel of the miniature friction power generation and supply device to rotate, the miniature friction power generation and supply device is driven by the speed increasing mechanism to generate direct current, and the direct current is supplied to the ultraviolet generator through the voltage stabilizing circuit.
The ultraviolet generator 6 comprises a shell 11, a PCB 12, an ultraviolet lamp group 13, a working state indicating lamp 14, a quartz glass mask 15 and a fixed pressing plate 16, wherein the back of the shell 11 is provided with a groove, the ultraviolet lamp group 13 and the working state indicating lamp 14 are both welded on the PCB 12, the working state of the ultraviolet lamp group 13 can be fed back in real time by the working state indicating lamp 14, the PCB 12 is fixed on the inner surface of the groove of the shell 11 through screws, the quartz glass mask 15 limits the PCB 12, the PCB 12 is positioned in the groove of the shell 11, the number of the fixed pressing plates 16 is two, the quartz glass mask 15 is limited in the back of the shell 11 through an upper group of fixed pressing plates 16 and a lower group of fixed pressing plates 16, the fixed pressing plates 16 are connected with the shell 11 through screws so as to prevent the quartz glass mask 15 from being separated from the shell 11, and the ultraviolet wavelength of the ultraviolet generator 6 is in the range of 240-280 nm.
The quartz glass mask 15 and the shell 11 are matched to form a completely closed cavity, and the PCB 12 is arranged and fixed in the cavity, so that the corrosion of water, steam, dust and the like to the PCB 12 can be effectively isolated.
The handrail ultraviolet disinfection device is provided with working state detection and indication components, a left inner side reflecting plate 18 is arranged on the inner wall of the left protective cover 9, and a right inner side reflecting plate 19 is arranged on the inner wall of the right protective cover 10.
One end of the left protective cover 9 and one end of the right protective cover 10 are connected with the fixing seat 5, and the other ends of the left protective cover 9 and the right protective cover 10 are connected with the ultraviolet generator 6 and simultaneously have the functions of supporting the ultraviolet generator 6 and blocking ultraviolet rays from leaking.
The left inner reflecting plate 18 and the right inner reflecting plate 19 can reflect the ultraviolet rays generated by the ultraviolet generator 6 to the arc surfaces at the left side and the right side of the handrail belt 4 so as to enlarge the effective sterilization area and improve the sterilization effect.
The PCB 12 is tightly attached to the shell 11, and the contact surface is uniformly coated with heat-conducting silica gel so as to facilitate the work heat dissipation of the PCB 12.
The quartz glass mask 15 is made of quartz glass, and can reduce radiation intensity loss during ultraviolet ray transmission to the greatest extent.
The ultraviolet lamp group 13 is an ultraviolet light-emitting element such as an LED chip or a cold cathode tube capable of generating ultraviolet rays with the wavelength in the range of 240-280 nm, and the ultraviolet generator 6 is started to generate ultraviolet rays with the wavelength in the range of 240-280 nm to irradiate and disinfect the handrail belt 4, and when a passenger is far away from the detection range of the human body sensor, the passenger is delayed for a certain time to continuously disinfect, so that a better disinfection effect is realized.
The power supply and the control of the disinfection device are independently operated with the escalator system, and the work and the faults of the disinfection device can not influence the escalator system. Meanwhile, the sterilizing device 1 and the handrail belt 4 are not in mechanical contact, so that the safe operation and the service life of the handrail belt are not affected.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides an handrail area ultraviolet ray degassing unit, includes degassing unit (1), circular arc skirtboard (3) and handrail area (4), its characterized in that: the disinfection device (1) and the arc apron board (3) are provided with screws (2), the disinfection device (1) is fixedly arranged on the arc apron board (3) at the entrance or the exit of the escalator or the moving walk through the screws (2), the disinfection device (1) comprises a fixed seat (5) arranged on the arc surface of the entrance apron board of the escalator, an ultraviolet generator (6), a human body sensor (7), an electric control switch (8), a left protection cover (9), a right protection cover (10), a left inner reflecting plate (18), a right inner reflecting plate (19) and a power conversion device arranged in a power control box of the escalator, and the human body sensor (7) is fixedly arranged on the left protection cover (9);
the number of the fixing seats (5) is four, the fixing seats (5) are L-shaped, two fixing seats (5) are respectively fixed at the upper end and the lower end of the left protective cover (9) and the right protective cover (10), the fixing seats (5) are fixedly arranged on the circular arc surface of the entrance or the exit of the escalator or the moving sidewalk through screws (2), the left protective cover (9) and the right protective cover (10) are mutually symmetrical, the left protective cover (9) and the right protective cover (10) are respectively in a concave shape, the left protective cover (9) and the right protective cover (10) are in a left-right half-piece buckling mode, arc bayonets are respectively formed at the upper end and the lower end of one side, which is close to each other, of the left protective cover (9) and the right protective cover (10), after the left protective cover (9) and the right protective cover (10) are clamped, the handrail belt (4) passes through the bayonet positions of the left protective cover (9) and the right protective cover (10), the electric control switch (8) is arranged in the left protective cover (9) and the right protective cover (10), and the ultraviolet generator (6) is arranged on the front side wall of the left protective cover (9) and the right protective cover (10);
the ultraviolet generator (6) comprises a shell (11), a PCB (12), an ultraviolet lamp group (13), a working state indicator lamp (14), a quartz glass mask (15) and a fixed pressing plate (16);
the back of the shell (11) is provided with grooves, the ultraviolet lamp group (13) and the working state indicator lamp (14) are welded on the PCB (12), the PCB (12) is fixed on the inner surface of the groove of the shell (11) through screws, the quartz glass mask (15) limits the PCB (12) and the PCB (12) is positioned in the groove of the shell (11), the number of the fixed pressing plates (16) is two, the quartz glass mask (15) is limited in the back of the shell (11) through an upper group of fixed pressing plates (16) and a lower group of fixed pressing plates (16), and the fixed pressing plates (16) are connected with the shell (11) through screws;
the ultraviolet wavelength of the ultraviolet generator (6) is within the range of 240-280 nm.
2. The handrail ultraviolet light sterilization device of claim 1, wherein: the quartz glass mask (15) is matched with the shell (11) to form a completely closed cavity, and the handrail ultraviolet disinfection device is provided with a working state detection and indication component.
3. The handrail ultraviolet light sterilization device of claim 1, wherein: the left inner reflecting plate (18) is arranged on the inner wall of the left protective cover (9), and the right inner reflecting plate (19) is arranged on the inner wall of the right protective cover (10).
4. The handrail ultraviolet light sterilization device of claim 1, wherein: the PCB (12) is tightly attached to the shell (11), and the contact surface is uniformly coated with heat-conducting silica gel.
5. The handrail ultraviolet light sterilization device of claim 1, wherein: the quartz glass mask (15) is made of quartz glass.
6. The handrail ultraviolet light sterilization device of claim 1, wherein: the ultraviolet lamp group (13) is an ultraviolet light emitting element such as an LED chip or a cold cathode tube capable of generating ultraviolet rays with a wavelength ranging from 240 nm to 280 nm.
7. The handrail ultraviolet light sterilization device of claim 1, wherein: the left protective cover (9) and the right protective cover (10) are made of non-combustible metal materials or flame-retardant nonmetallic materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223136297.3U CN219807642U (en) | 2022-11-25 | 2022-11-25 | Ultraviolet ray disinfection device for handrail belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223136297.3U CN219807642U (en) | 2022-11-25 | 2022-11-25 | Ultraviolet ray disinfection device for handrail belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219807642U true CN219807642U (en) | 2023-10-10 |
Family
ID=88212913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223136297.3U Active CN219807642U (en) | 2022-11-25 | 2022-11-25 | Ultraviolet ray disinfection device for handrail belt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219807642U (en) |
-
2022
- 2022-11-25 CN CN202223136297.3U patent/CN219807642U/en active Active
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