CN214807118U

CN214807118U - Sterilizing lamp

Info

Publication number: CN214807118U
Application number: CN202023350081.8U
Authority: CN
Inventors: 陈刚; 杨党委
Original assignee: CE Lighting Ltd
Current assignee: CE Lighting Ltd
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-11-23
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a sterilizing lamp. The utility model discloses a lamp body subassembly, be equipped with inlet port (100), venthole on the lamp body subassembly, be equipped with ultraviolet illuminator (5), fan (6), circuit board components (7), air filter (8) in the lamp body subassembly, circuit board components (7) respectively with ultraviolet illuminator (5) fan (6) electric connection, fan (6) are used for following ambient air inlet port (100) inhale in the lamp body subassembly, and follow the venthole is discharged, with form the air in the lamp body subassembly and continuously flow, at the air flow in-process, virus, bacterium and small particulate matter quilt air filter (8) filter and hold back, and quilt ultraviolet illuminator (5) shine the disinfection of disinfecting. The utility model discloses but wide application in air purification field.

Description

Sterilizing lamp

Technical Field

The utility model relates to a disinfection apparatus especially relates to a disinfection lamp disinfects.

Background

Pathogenic bacteria or viruses of many diseases can be airborne, especially the transmission of infectious diseases, and pose a serious threat to human life and health. The existing means for eliminating virus and bacteria in the air is limited, and mainly adopts a spraying mode, namely chemical disinfectant (powder) is sprayed or sprayed to spread in the air through vaporization, but the mode is easy to generate excessive disinfection, and the disinfectant (powder) is not directly used for spraying and disinfecting the whole body of a person, and the chemical disinfectant is not used for disinfecting indoor air under the condition of people, because the chemical disinfectant is harmful to the human body. The other way to disinfect the indoor air is to directly irradiate and disinfect the indoor air through an ultraviolet fluorescent lamp, but in the disinfection way, people cannot be in the room to prevent ultraviolet rays from damaging eyes, skin and the like of a human body, and the way to disinfect generates ozone which is harmful to the human body, so that the way cannot work in real time in a manned environment, once the work is stopped, the indoor air quality can be quickly restored to the level before use, and the disinfection and disinfection effects of the way also disappear. Therefore, how to kill viruses and bacteria in the air scientifically and effectively is an important subject.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the prior art is not enough to overcome, and provides a sterilizing lamp which can work continuously, is convenient to use, prevents ultraviolet ray leakage, is safe and harmless to human bodies, and can sterilize instantly.

The utility model adopts the technical proposal that: the utility model discloses a lamp body subassembly, be equipped with inlet port, venthole on the lamp body subassembly, be equipped with ultraviolet illuminator, fan, circuit board subassembly, air filter in the lamp body subassembly, circuit board subassembly respectively with ultraviolet illuminator fan electric connection, the fan is used for following the ambient air the inlet port is inhaled in the lamp body subassembly, and follow the venthole is discharged, with form the air in the lamp body subassembly and continuously flow, at the air flow in-process, virus, bacterium and small particulate matter quilt air filter holds back, and quilt ultraviolet illuminator shines the disinfection of disinfecting.

The circuit board assembly is connected with the static generator, the air filtering device comprises a metal filter screen, and the static generator enables the metal filter screen to generate continuous high-voltage static electricity to carry out electrostatic adsorption on viruses, bacteria and micro particles so as to improve the filtering, sterilizing and disinfecting effects of the air filtering device.

The number of the static electricity generators is at least two, so that the static electricity generators can be switched to use.

The metal filter screen is a medical stainless steel filter screen.

The lamp body component comprises a base, a lower barrel and an upper barrel which are connected from bottom to top, the air inlet is formed between the edge of the base and the lower barrel, a gap is reserved between the lower barrel and the upper barrel to form a first air outlet, an air guide cover is arranged in the lower barrel, the fan is arranged in a cavity between the air guide cover and the base, the ultraviolet light-emitting device is an ultraviolet lamp tube and is fixed on the upper part of the air guide cover through a lamp holder, the air filter device is cylindrical and is detachably inserted and connected on the top of the air guide cover through a filter screen support, so that the air filter device and the filter screen support can be plugged and taken out from an opening at the top of the upper barrel, the ultraviolet light-emitting device is covered by the air filter device, and air enters the lamp body component from the air inlet under the action of the fan, the air enters the cavity in the air filtering device through the top outlet of the air guide cover, and flows out of the first air outlet hole after being filtered by the air filtering device.

The lamp body subassembly still includes lighting module, lighting module includes illumination base, light lampshade, has LED's light source board, light lampshade with the illumination base is connected and will light source board encloser in, LED sees through light lampshade outwards gives out light and throws light on.

The lighting base is connected above the upper barrel in a pluggable mode, so that the air filtering device and the ultraviolet light-emitting device can be taken and placed after the lighting module is taken down from the upper barrel.

A gap is reserved between the lighting base and the upper barrel to form a second air outlet, and air filtered by the air filtering device flows out of the second air outlet.

The lamp body assembly is provided with a power supply interface to supply power to the ultraviolet light-emitting device, the fan, the circuit board assembly and the light source board through an external power supply.

The lamp body component further comprises a control switch and a top cover, and the control switch is connected and fixed on the light-transmitting lamp cover through the top cover.

The control switch is a touch switch and is electrically connected with a touch pad arranged in the light-transmitting lampshade.

The touch control board is electrically connected with the light source board, the top of the upper barrel is fixedly provided with an electrically connected socket board and a first circuit interface, the first circuit interface is electrically connected with the circuit board assembly, the bottom of the light source board is provided with a second circuit interface, and the first circuit interface and the second circuit interface are mutually spliced and matched so as to cut off or communicate a circuit between the light source board and the circuit board assembly when the lighting module is taken and placed from the upper barrel.

The first circuit interface and the second circuit interface are both USB interfaces.

The germicidal lamp further comprises a balance weight assembly and a supporting rod, and two ends of the supporting rod are detachably connected with the lamp body assembly and the balance weight assembly respectively.

The counterweight assembly comprises a counterweight seat, a counterweight seat cover and a counterweight pad, a threaded bulge is arranged in the counterweight seat, the bottom end of the supporting rod penetrates through a connecting threaded rod and is connected with the bulge after the counterweight seat cover is connected, and the counterweight seat cover is fixedly pressed on the counterweight seat, the top end of the supporting rod penetrates through another connecting threaded rod and is connected with a nut in the lamp body assembly after the bottom of the lamp body assembly, so that the quick-release connection is realized.

The utility model has the advantages that: because the utility model discloses a lamp body subassembly, be equipped with inlet port, venthole on the lamp body subassembly, be equipped with ultraviolet illuminator, fan, circuit board subassembly, air filter in the lamp body subassembly, the circuit board subassembly respectively with ultraviolet illuminator, fan electric connection, the fan is used for inhaling the ambient air from the inlet port in the lamp body subassembly, and discharge from the venthole, so as to form the air in the lamp body subassembly and keep flowing, in the air flow process, virus, bacterium and small particulate matter are filtered and held back by the air filter, and are irradiated the disinfection and isolation by the ultraviolet illuminator; the utility model overcomes the defects and shortcomings of the prior art, and inputs the outside air from the air inlet hole by arranging the fan, and is output from the air outlet hole, so that the indoor air passes through the interior of the lamp body component and continuously circulates, when the air passes through the air filtering device, viruses, bacteria and micro particles are trapped on the air, can filter dust, bacteria, viruses and the like with PM2.5 and above, and can continuously irradiate the air filtering device at a short distance through the ultraviolet light-emitting device, further killing harmful substances such as bacteria, viruses and the like to achieve the effect of disinfection and sterilization on air, and the effective irradiation disinfection and sterilization time is long, the effect is good, and through tests, the sterilization rate can reach more than 99.9 percent, and the ultraviolet light-emitting device only generates trace ozone, meanwhile, the ozone can be adsorbed by the air filtering device, so that the human body cannot be damaged; in addition, the shell of the lamp body component prevents ultraviolet rays from being emitted to the outside of the lamp body component, so that the leakage of the ultraviolet rays is completely avoided, the lamp body component is safe and reliable, the skin and eyes are not damaged when the lamp body component is used, the lamp body component can safely and continuously sterilize and disinfect when people exist indoors, indoor air is purified in real time, and the lamp body component can work even when a bedroom sleeps; therefore, the utility model is a sterilizing lamp which can work continuously, is convenient to use, prevents the leakage of ultraviolet rays, is safe and harmless to human bodies and can sterilize immediately;

because the circuit board assembly is connected with the electrostatic generator, the air filtering device comprises the metal filter screen, and the electrostatic generator enables the metal filter screen to generate high-continuous static pressure to carry out electrostatic adsorption on viruses, bacteria and micro particles so as to improve the filtering, sterilizing and disinfecting effects of the air filtering device; the utility model generates high voltage static electricity on the metal filter screen to carry out electrostatic adsorption on viruses, bacteria and micro particles, thereby greatly improving the filtering and sterilizing effects of the air filtering device, so the utility model has good sterilizing effect;

the sterilizing lamp also comprises a counterweight component and a support rod, and two ends of the support rod are respectively detachably connected with the lamp body component and the counterweight component; the utility model discloses a branch with the counter weight subassembly with lamp body component can dismantle the connection, can become desk-top use after dismantling, becomes to fall to the ground or rise the use after the assembly to make a lamp multi-purpose, be convenient for use at will according to particular case, realized a lamp is multi-purpose, saves the cost, convenient to use.

Drawings

FIG. 1 is a schematic view of the overall structure of a germicidal lamp according to an embodiment of the present invention;

FIG. 2 is an exploded view of the germicidal lamp according to the embodiment of the present invention;

fig. 3 is a schematic cross-sectional view of a germicidal lamp according to an embodiment of the present invention.

Detailed Description

As shown in fig. 1 to 3, the germicidal lamp of this embodiment includes a lamp body assembly, the lamp body assembly is provided with an air inlet 100 and an air outlet, the air outlet includes a first air outlet 200 and a second air outlet 300, the lamp body assembly is provided with an ultraviolet light emitting device 5, a fan 6, a circuit board assembly 7 and an air filtering device 8, the circuit board assembly 7 is electrically connected to the ultraviolet light emitting device 5 and the fan 6, respectively, the fan 6 is used for sucking the external air from the air inlet 100 into the lamp body assembly and discharging the external air from the air outlet to form a continuous air flow in the lamp body assembly, during the air flow, viruses, bacteria and fine particles are filtered and trapped by the air filtering device 8 and irradiated by the ultraviolet light emitting device 5 for sterilization and disinfection, the circuit board assembly 7 is connected to an electrostatic generator 70, air filter 8 includes metal filters, specifically adopts medical stainless steel filter screen in this embodiment, static generator 70 can produce and maintain the lasting high voltage static of-3200V ~ 3900V on the metal filters, carry out electrostatic absorption to virus, bacterium and tiny particulate matter, last effective interception bacterium virus, in order to improve air filter 8's filtration and disinfection effect of disinfecting, in this embodiment static generator 70 has two to switch over the use, when one appears unusually, can switch over to another and use, guarantees lasting disinfection effect of disinfecting.

Specifically, the lamp body assembly comprises a base 1, a lower barrel 2 and an upper barrel 3 which are connected from bottom to top, the air inlet 100 is formed between the base 1 and the edge of the lower barrel 2, a gap is left between the lower barrel 2 and the upper barrel 3 to form a first air outlet 200, the base 1, the lower barrel 2 and the upper barrel 3 are not transparent to block ultraviolet rays from leaking outwards, an air guide cover 21 is arranged in the lower barrel 2, the fan 6 is arranged in a cavity between the air guide cover 21 and the base 1, the ultraviolet light emitting device 5 is an ultraviolet lamp tube and is fixed on the upper part of the air guide cover 21 through a lamp holder 50, the ultraviolet lamp tube only generates trace ozone, and meanwhile, the ozone can be adsorbed by the metal filter screen, so that the human body cannot be damaged, and the air filter device 8 is in a cylindrical shape, the air filter device 8 and the filter screen support 80 are detachably inserted into the top of the air guide cover 21, so that the air filter device 8 and the filter screen support 80 can be inserted and pulled out and taken from the top opening of the upper barrel 3, the air filter device 8 can be conveniently taken out and washed by water during cleaning, the loss is avoided, the use cost is not increased, the air filter device is a consumable-free design, the environment is protected, the cost is saved, the use cost is low, meanwhile, the ultraviolet light-emitting device 5 can be taken out from the top opening of the upper barrel 3, the cleaning and the maintenance are convenient, the use cost is low, a handle is arranged at the top of the filter screen support 80, the ultraviolet light-emitting device 5 is conveniently taken out during maintenance, the ultraviolet light-emitting device 5 is covered by the air filter device 8, and air enters the lamp body assembly from the air inlet 100 under the action of the fan 6, enters the cavity in the air filtering device 8 through the top outlet of the air guiding cover 21, and flows out of the first air outlet 200 after being filtered by the air filtering device 8; the lamp body assembly further comprises an illumination module, the illumination module comprises an illumination base 40, a light-transmitting lampshade 4 and a light source plate 41 with an LED, the light-transmitting lampshade 4 is connected with the illumination base 40 and covers the light source plate 41, the LED emits light outwards through the light-transmitting lampshade 4 to illuminate, can be used as an atmosphere lamp or a functional illumination lamp, is not only a working state indication but also a home decoration, integrates sterilization, disinfection and illumination decoration, achieves multiple purposes, and is multipurpose; the lighting base 40 is connected above the upper cylinder 3 in a pluggable manner, so that the air filtering device 8 and the ultraviolet light-emitting device 5 are taken and placed after the lighting module is taken down from the upper cylinder 3; a gap is reserved between the illumination base 40 and the upper cylinder 3 to form a second air outlet 300, and air filtered by the air filtering device 8 flows out of the second air outlet 300, in this embodiment, the whole appearance of the lamp body assembly is in a cone frustum shape, and can be used as a table lamp, a bedside lamp and the like, the appearance is attractive, and the lamp body assembly can also be in other shapes such as a cylinder shape, a square column shape and the like; a power supply interface 13 is arranged on the lamp body assembly to supply power to the ultraviolet light-emitting device 5, the fan 6, the circuit board assembly 7 and the light source plate 41 through an external power supply; the lamp body assembly further comprises a control switch 44 and a top cover 42, wherein the control switch 44 is fixedly connected to the light-transmitting lampshade 4 through the top cover 42; the control switch 44 is a touch switch, and is electrically connected to the touch pad 43 disposed in the light-transmitting lampshade 4, so that the appearance is good, the use is convenient, and the control switch is clean and tidy, in this embodiment, the control switch 44 controls the whole switch, and in addition, the control switch sends a signal to the control circuit of the circuit board assembly 7 through the frequency of the touch switch, so as to control the switching of the two electrostatic generators 70, that is, when the control switch 44 is turned on for the first time, the first electrostatic generator 70 works, and when the control switch 44 is turned on for the second time, the second electrostatic generator 70 works, so as to ensure that the electrostatic generators can work all the time, and avoid that the working performance of the whole machine is affected when one is damaged; the touch panel 43 is electrically connected to the light source panel 41, the top of the upper barrel 3 is fixedly provided with an electrically connected socket panel 45 and a first circuit interface 46, the first circuit interface 46 is electrically connected to the circuit board assembly 7, the bottom of the light source panel 41 is provided with a second circuit interface 47, the first circuit interface 46 and the second circuit interface 47 are in plug fit with each other, so that when the lighting module is taken from the upper barrel 3, a circuit between the light source panel 41 and the circuit board assembly 7 is cut off or communicated, the quick detachment connection between the lighting module at the top and the switch control part and the quick detachment connection between the circuit part at the lower part are realized, and the air filter device 8 and the ultraviolet light emitting device 5 are more convenient to maintain and take out; the first circuit interface 46 and the second circuit interface 47 are both USB interfaces, such as Type-C interfaces.

The above description is a complete technical solution, and the embodiment of this solution can be used as a desk lamp, a bedside lamp, and other desk type ways.

In a further embodiment, on the basis of the above solutions, the germicidal lamp further includes a weight assembly 9 and a support rod 10, two ends of the support rod 10 are detachably connected to the lamp body assembly and the weight assembly 9, specifically, the weight assembly 9 includes a weight seat 91, a weight seat cover 92 and a weight pad 93, a protrusion 94 with threads is disposed in the weight seat 91, a bottom end of the support rod 10 is connected to the protrusion 94 after passing through the weight seat cover 92 through a connecting threaded rod 11, and the weight seat cover 92 is pressed and fixed on the weight seat 91, a top end of the support rod 10 is connected to a nut 12 fixed in the lamp body assembly after passing through the bottom of the lamp body assembly through another connecting threaded rod 11, so as to achieve a quick-release connection, after connecting the support rod 10 and the weight assembly 9, this embodiment can be used as an elevated mode such as a floor lamp, the dismouting is nimble convenient, and the using-way is various, is in the dismantlement branch 10 with the scheme of desk-top mode is the same promptly after the counter weight subassembly 9.

The sterilization and disinfection principle of the utility model is as follows: an airtight space is formed in the lamp body assembly, internal air can only be passively and forcibly discharged from the air outlet hole at the middle upper part through the fan 6, external air can only be sucked through the air inlet hole 100 at the bottom, and when the lamp body assembly works, the fan 6 continuously discharges the internal air to force the external air to be sucked from the bottom, so that viruses and bacteria are intercepted on the air filter device 8 when passing through the air filter device 8 and are killed by the ultraviolet light-emitting device 5, and the lamp body assembly is circulated repeatedly, so that the aim of continuously sterilizing and disinfecting indoor air is fulfilled.

The utility model overcomes the defects and deficiencies of the prior art, through the built-in fan 6, the external air is input from the air inlet 100 and output from the air outlet, so that the indoor air passes through the inside of the lamp body component and continuously circulates, when the air passes through the air filtering device 8, viruses, bacteria and micro particles are intercepted on the air filtering device, dust, bacteria, viruses and the like above PM2.5 can be filtered, and the ultraviolet light emitting device 5 can continuously irradiate the air filtering device 8 in a short distance, further harmful substances such as bacteria, viruses and the like are killed, the effect of air purification sterilization is achieved, the effective irradiation sterilization time is long, the effect is good, through testing, the sterilization rate can reach more than 99.9 percent, moreover, the ultraviolet light emitting device only generates a very small amount of ozone, and simultaneously the ozone can also be absorbed by the air filtering device, therefore, the human body cannot be damaged; in addition, the shell of the lamp body component prevents ultraviolet rays from being emitted to the outside of the lamp body component, so that the leakage of the ultraviolet rays is completely avoided, the lamp body component is safe and reliable, the skin and eyes are not damaged when the lamp body component is used, the lamp body component can safely and continuously sterilize and disinfect when people exist indoors, indoor air is purified in real time, and the lamp body component can work even when a bedroom sleeps; the utility model also generates high-voltage static electricity on the metal filter screen to carry out electrostatic adsorption on viruses, bacteria and micro particles, thereby greatly improving the filtering, sterilizing and disinfecting effects of the air filtering device 8; the utility model also can be detachably connected with the lamp body component through the support rod 10 and the counterweight component 9, and can be changed into a desk type for use after being disassembled and changed into a landing or rising for use after being assembled, thereby leading one lamp to be multipurpose, being convenient for being used at will according to specific conditions, realizing one lamp to be multipurpose, saving cost and being convenient for use; therefore, the utility model is a sterilizing lamp which can work continuously, is convenient to use, prevents the leakage of ultraviolet rays, is safe and harmless to human bodies and can sterilize immediately.

The utility model can be widely applied to the sterilization and disinfection field.

Claims

1. A germicidal lamp, comprising: the lamp body assembly is provided with an air inlet hole (100) and an air outlet hole, an ultraviolet light-emitting device (5), a fan (6), a circuit board assembly (7) and an air filtering device (8) are arranged in the lamp body assembly, the circuit board assembly (7) is electrically connected with the ultraviolet light-emitting device (5) and the fan (6) respectively, the fan (6) is used for sucking outside air into the lamp body assembly from the air inlet hole (100) and discharging the outside air from the air outlet hole so as to form continuous air flow in the lamp body assembly, and in the air flow process, viruses, bacteria and micro particles are filtered and intercepted by the air filtering device (8) and are irradiated by the ultraviolet light-emitting device (5) for sterilization and disinfection; the lamp body assembly comprises a base (1), a lower barrel (2) and an upper barrel (3) which are connected from bottom to top, wherein the air inlet hole (100) is formed between the base (1) and the edge of the lower barrel (2), a gap is reserved between the lower barrel (2) and the upper barrel (3) to form a first air outlet hole (200), an air guide cover (21) is arranged in the lower barrel (2), the fan (6) is arranged in a cavity between the air guide cover (21) and the base (1), the ultraviolet light-emitting device (5) is an ultraviolet lamp tube and is fixed on the upper part of the air guide cover (21) through a lamp holder (50), the air filtering device (8) is cylindrical and is detachably inserted and connected to the top of the air guide cover (21) through a filtering net support (80) so that the air filtering device (8) and the filtering net support (80) can be inserted and connected and taken and placed from an opening in the top of the upper barrel (3), the ultraviolet light-emitting device (5) is covered by the air filtering device (8), under the action of the fan (6), air enters the lamp body assembly from the air inlet hole (100), enters a cavity in the air filtering device (8) through the top outlet of the air guide cover (21), and flows out from the first air outlet hole (200) after being filtered by the air filtering device (8).

2. The germicidal lamp as in claim 1, wherein: the circuit board assembly (7) is connected with an electrostatic generator (70), the air filtering device (8) comprises a metal filter screen, the electrostatic generator (70) enables continuous high-voltage static electricity to be generated on the metal filter screen, and the static electricity is absorbed by viruses, bacteria and micro particles, so that the filtering, sterilizing and disinfecting effects of the air filtering device (8) are improved.

3. The germicidal lamp as in claim 2, wherein: the static electricity generators (70) are at least two so as to be switched to use.

4. The germicidal lamp as in claim 2, wherein: the metal filter screen is a medical stainless steel filter screen.

5. The germicidal lamp as in claim 1, wherein: the lamp body assembly further comprises an illumination module, the illumination module comprises an illumination base (40), a light-transmitting lampshade (4) and a light source board (41) with LEDs, the light-transmitting lampshade (4) is connected with the illumination base (40) and covers the light source board (41) in an enclosing manner, and the LEDs emit light outwards through the light-transmitting lampshade (4) to illuminate; the illumination base (40) is connected above the upper barrel (3) in a pluggable manner, so that the air filtering device (8) and the ultraviolet light-emitting device (5) can be taken and placed after the illumination module is taken down from the upper barrel (3); a gap is reserved between the lighting base (40) and the upper barrel (3) to form a second air outlet hole (300), and air filtered by the air filtering device (8) further flows out of the second air outlet hole (300).

6. The germicidal lamp as in claim 5, wherein: and a power supply interface (13) is arranged on the lamp body assembly to supply power to the ultraviolet light-emitting device (5), the fan (6), the circuit board assembly (7) and the light source board (41) through an external power supply.

7. The germicidal lamp as in claim 5, wherein: the lamp body assembly further comprises a control switch (44) and a top cover (42), and the control switch (44) is fixedly connected to the light-transmitting lampshade (4) through the top cover (42); the control switch (44) is a touch switch and is electrically connected with a touch pad (43) arranged in the light-transmitting lampshade (4); the touch control plate (43) is electrically connected with the light source plate (41), the top of the upper barrel body (3) is fixedly provided with a socket plate (45) and a first circuit interface (46) which are electrically connected, the first circuit interface (46) is electrically connected with the circuit board assembly (7), the bottom of the light source plate (41) is provided with a second circuit interface (47), and the first circuit interface (46) and the second circuit interface (47) are mutually inserted and matched so as to cut off or communicate a circuit between the light source plate (41) and the circuit board assembly (7) when the lighting module is taken from or placed on the upper barrel body (3); the first circuit interface (46) and the second circuit interface (47) are both USB interfaces.

8. The germicidal lamp as claimed in any of claims 1-7, wherein: the sterilizing lamp further comprises a counterweight component (9) and a supporting rod (10), wherein two ends of the supporting rod (10) are respectively detachably connected with the lamp body component and the counterweight component (9).

9. The germicidal lamp as in claim 8, wherein: counterweight assembly (9) includes counter weight seat (91), counter weight seat cover (92), counter weight pad (93), be equipped with threaded arch (94) in counter weight seat (91), the bottom of branch (10) is passed through a connecting threaded rod (11) behind counter weight seat cover (92) with arch (94) are connected, and will counter weight seat cover (92) press admittedly in on counter weight seat (91), the top of branch (10) is passed through another connecting threaded rod (11) with be fixed in behind lamp body assembly's the bottom nut (12) in the lamp body assembly are connected to realize quick detach formula and connect.