CN221467958U - Lamp using human body existence sensor - Google Patents

Abstract

The utility model discloses a lamp applying a human body existence sensor, which comprises a shell, a circuit board and a light source board, wherein the shell is provided with a first inner cavity, and the outer wall of the shell is provided with a first opening communicated with the first inner cavity; the circuit board is arranged in the first inner cavity, connected to the inner wall of the first inner cavity and electrically connected with an external power supply; the light source board sets up in first inner chamber, and the light source board is connected in the inner wall of first inner chamber, and light source board and circuit board electric connection, one side of light source board are provided with the lamp pearl, and the lamp pearl is towards first opening, and the light source board is provided with control processing unit and radar sensor, lamp pearl and radar sensor all with control processing unit electric connection. The lamp applying the human body existence sensor provided by the embodiment of the utility model can detect the person entering the detection range through the radar sensor, when the person enters the detection range, the control processing unit controls the lamp beads to be turned on, and when the person leaves the detection range, the lamp is turned off, so that the lamp is turned on when the person leaves the detection range, and the lamp is turned off when the person leaves the detection range.

Description

Lamp using human body existence sensor

Technical Field

The utility model relates to the technical field of lamps, in particular to a lamp applying a human body existence sensor.

Background

In order to save electric energy, the lighting equipment in the public area inside the building house usually uses an induction lamp to realize the lighting of people and the lighting of people, and the induction lamp on the market at present mainly has three modes of sound control, light sensitivity and infrared, but the set values of the sound control, the light sensitivity and the set values of the time delay are set before leaving the factory, and cannot be automatically regulated in combination with the field application condition, so that misoperation phenomena such as the lighting of people occur, and the user experience is not high; the sound control mode can only work when a user generates certain decibel sound, and the sensitivity of the infrared mode is attenuated or even disabled when the ambient temperature reaches more than 30 ℃, so that the use experience of the user is also influenced.

Disclosure of utility model

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the lamp applying the human body existence sensor can detect the person entering the detection range through the radar sensor, when the person enters the detection range, the control processing unit controls the lamp beads to be turned on, and when the person leaves the detection range, the lamp is turned off, so that the lamp is turned on and turned off when the person leaves the detection range, and the lamp has the advantages of accurate sampling, stable work, large detection range and the like, and the use experience of a user is improved.

The lamp applying the human body existence sensor comprises a shell, a circuit board and a light source board, wherein the shell is provided with a first inner cavity, and the outer wall of the shell is provided with a first opening communicated with the first inner cavity; the circuit board is arranged in the first inner cavity, is connected to the inner wall of the first inner cavity, and is electrically connected with an external power supply; the light source board set up in first inner chamber, the light source board connect in the inner wall of first inner chamber, the light source board with circuit board electric connection, one side of light source board is provided with the lamp pearl, the lamp pearl orientation first opening, the light source board is provided with control processing unit and radar sensor, the light source board with radar sensor all with control processing unit electric connection.

The lamp applying the human body existence sensor according to the embodiment of the utility model has at least the following beneficial effects:

When the lamp applying the human body existence sensor provided by the embodiment of the utility model is used, people entering the detection range can be detected through the radar sensor, when the people enter the detection range, the radar sensor transmits detected signals to the control processing unit, then the control processing unit controls the lamp beads to be on, when the people leave the detection range, the control processing unit controls the lamp beads to be off, so that the lamp is turned on by people and turned off by people, and the lamp has the advantages of accurate sampling, stable work, large detection range and the like, and the use experience of a user is improved.

According to some embodiments of the utility model, the control processing unit further comprises a wireless communication device, and the control processing unit is provided with a wireless communication module, wherein the wireless communication module can receive a communication signal sent by the wireless communication device.

According to some embodiments of the utility model, the circuit board is provided with an AC-DC module for converting 220V AC power to 12V DC power and a voltage stabilizing chip for converting 12V DC power to 5V DC power.

According to some embodiments of the utility model, the support assembly comprises a plurality of support members, wherein the support members are connected to the outer wall of the shell, the support members are arranged at intervals along the circumference of the first opening, the support members comprise support arms and elastic structures, the elastic structures are connected with the shell, one ends of the support arms are connected with the elastic structures, and the elastic structures push the other ends of the support arms to prop up in a direction away from the shell.

According to some embodiments of the utility model, the outer wall of the housing is provided with a connecting portion, one end of the supporting arm is rotatably connected to the connecting portion, the supporting arm is obliquely arranged, the elastic structure comprises a torsion spring, one end of the torsion spring is connected to the connecting portion, and the other end of the torsion spring is connected to the supporting arm.

According to some embodiments of the utility model, a slot is arranged at one side of the connecting part away from the first opening, an elastic piece is arranged on the side wall of the slot, which is close to the torsion spring, one end of the torsion spring is inserted into the slot and is provided with a pull ring, and the pull ring can push and hook the elastic piece.

According to some embodiments of the utility model, a through groove for communicating with the slot is arranged on one side of the connecting part, which is close to the torsion spring, an elastic arm is arranged on the side wall, which is far away from the first opening, of the through groove, a protrusion is arranged on one side, which is close to the slot, of the elastic arm, and the protrusion extends into the slot.

According to some embodiments of the utility model, a lamp cover is detachably connected to the outer wall of the shell to close or open the first opening, a light-transmitting area is arranged in the middle of the lamp cover, and the lamp beads face to the light-transmitting area.

According to some embodiments of the utility model, two first support arms are arranged on one side, close to the shell, of the lampshade, the first support arms are perpendicular to the lampshade, the two first support arms are respectively arranged on two sides of the lampshade, first buckles are arranged at the end parts of the first support arms, the two first buckles are arranged in a back-to-back mode, two first clamping grooves are formed in the inner wall of the first inner cavity, the first clamping grooves correspond to the first buckles one by one, and the first buckles can be matched and clamped with the first clamping grooves.

According to some embodiments of the utility model, the inner wall of the first inner cavity is provided with two guiding grooves, the guiding grooves are in one-to-one correspondence with the first clamping grooves, one end of each guiding groove is communicated with the first clamping groove, the other end of each guiding groove is communicated with the first opening, and the first support arm can slide along the guiding grooves.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

FIG. 1 is a schematic diagram of a luminaire employing a human presence sensor according to some embodiments of the present utility model;

FIG. 2 is an exploded view of a luminaire employing a human presence sensor according to some embodiments of the present utility model;

FIG. 3 is an enlarged view at A in FIG. 2;

FIG. 4 is a schematic partial structural view of a luminaire employing a human presence sensor according to some embodiments of the present utility model;

fig. 5 is a schematic structural view of a lampshade according to some embodiments of the present utility model;

FIG. 6 is a schematic structural view of a housing according to some embodiments of the present utility model;

FIG. 7 is another partial schematic view of a luminaire employing a human presence sensor according to some embodiments of the present utility model;

fig. 8 is a schematic view of a partial structure of a crimp cap according to some embodiments of the present utility model.

Wherein, the reference numerals:

A housing 100; a first lumen 110; a first card slot 111; a guide groove 112; a first opening 120; a connection portion 130; a slot 131; a through slot 132; a resilient arm 133; a protrusion 134; a lamp cover 140; a light-transmitting region 141; a first arm 142; a first catch 143; a wiring port 150;

A circuit board 200; conductive line 210; a wire pressing cover 220; a second arm 221; a second catch 222;

A light source plate 300;

A support arm 410; a torsion spring 420; pull ring 421.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 8, a lamp using a human body presence sensor according to the present utility model includes a housing 100, a circuit board 200 and a light source board 300, the housing 100 is provided with a first inner cavity 110, and an outer wall of the housing 100 is provided with a first opening 120 communicating with the first inner cavity 110; the circuit board 200 is arranged in the first inner cavity 110, the circuit board 200 is connected to the inner wall of the first inner cavity 110, and the circuit board 200 is electrically connected with an external power supply; the light source board 300 sets up in first inner chamber 110, and the light source board 300 is connected in the inner wall of first inner chamber 110, and light source board 300 and circuit board 200 electric connection, one side of light source board 300 are provided with the lamp pearl, and the lamp pearl is towards first opening 120, and light source board 300 is provided with control processing unit and radar sensor, lamp pearl and radar sensor all with control processing unit electric connection.

Specifically, when the lamp applying the human body existence sensor provided by the embodiment of the utility model is used, people entering the detection range can be detected through the radar sensor, when the people enter the detection range, the radar sensor transmits detected signals to the control processing unit, then the control processing unit controls the lamp beads to be on, when the people leave the detection range, the control processing unit controls the lamp beads to be off, so that the lamp is turned on by people and turned off by people, and the lamp has the advantages of accurate sampling, stable work, large detection range and the like, and the use experience of a user is improved.

Further, the lamp applying the human body presence sensor according to some embodiments of the present utility model further includes a wireless communication device, and the control processing unit is provided with a wireless communication module, where the wireless communication module can receive a communication signal sent by the wireless communication device.

Specifically, the preset program of the control processing unit may be written before assembly, the program may identify the signal transmitted by the radar sensor and process and output the signal as a dimming signal, and then transmit the dimming signal to the light source board 300, and the light source board 300 may control the voltage variation output to the lamp beads to realize the brightness variation of the lamp. The program can receive external wireless signals through the wireless communication module, so that a user is supported to change parameters of a lighting scheme of the lamp through the wireless communication equipment, such as changing parameters of lighting duration, highest or lowest brightness, radar detection distance and the like, and the lamp can be turned off or started through the wireless communication equipment, so that electric quantity consumption is saved.

Further, in some embodiments, the light source board 300 may be provided with a plurality of light beads, and the arrangement and combination manners of the plurality of light beads may be various, and the color of each light bead may be the same or different, so that the light combination may be automatically changed by the control processing unit according to the preset program of the control processing unit in different time periods or different seasons or different scenes, so that a comfortable environment can be brought to the user, and the use experience of the user is improved. On the other hand, the user can also change the lighting scheme of the lamp through the wireless communication equipment, so that the use freedom of the lamp is improved, for example, the control of the lamp and the change of the lighting scheme can be realized through using a mobile phone app.

Further, the wireless communication module includes, but is not limited to, a Bluetooth module, a WiFi unit, a Lora unit, an NB-LoT unit, or a Zigbee unit.

Further, according to some embodiments of the present utility model, the circuit board 200 is provided with an AC-DC module for converting 220V AC power into 12V DC power to be supplied to the radar sensor and a voltage stabilizing chip for converting 12V DC power into 5V DC power to be supplied to the control processing unit.

Further, referring to fig. 1 and 8, according to some embodiments of the present utility model, the circuit board 200 is electrically connected to an external power source through the conductive wire 210, a wire connection port 150 communicating with the first inner cavity 110 is disposed on a side of the outer wall of the housing 100 away from the first opening 120, the conductive wire 210 is disposed through the wire connection port 150, one end of the conductive wire 210 is electrically connected to the circuit board 200, the other end of the conductive wire 210 is electrically connected to the external power source, and a wire pressing cover 220 for pressing the conductive wire 210 is disposed on the wire connection port 150, so as to facilitate the assembly and disassembly of the conductive wire 210.

Further, referring to fig. 8, according to some embodiments of the present utility model, the second support arms 221 are disposed on two opposite sides of the wire pressing cover 220, the second buckles 222 are disposed at the ends of the second support arms 221, and the two second buckles 222 are disposed opposite to each other, so that the wire pressing cover 220 is clamped to the inner wall of the first inner cavity 110 by the second buckles 222 to close or open the wire connection port 150, thereby facilitating the assembly and disassembly of the wire pressing cover 220.

Referring to fig. 1 to 4, the lamp using the human body presence sensor according to some embodiments of the present utility model further includes a plurality of support members connected to an outer wall of the housing 100, the plurality of support members being spaced apart along a circumference of the first opening 120, the support members including support arms 410 and elastic structures connected to the housing 100, one ends of the support arms 410 being connected to the elastic structures, the elastic structures pushing the other ends of the support arms 410 to be supported in a direction away from the housing 100.

Specifically, the down lamp is usually embedded in a lamp hole on an indoor ceiling, has concealment and is more attractive, the lamp applying the human body existence sensor provided by the embodiment of the utility model can be used as the down lamp, the shell 100 can be inserted into the lamp hole, and then the shell 100 can be kept to turn over in a direction deviating from the shell 100 under the action of the elastic force of the elastic structure through the supporting arm 410, so that the down lamp can be firmly pressed on the inner wall of the lamp hole, the shell 100 can be firmly embedded in the lamp hole, and the shell 100 can be pulled out by force when the down lamp needs to be disassembled, so that the down lamp is simple in structure and convenient to assemble and disassemble.

Specifically, when the lamp applying the human presence sensor provided by the embodiment of the utility model is used as an embedded down lamp, the lamp can be suitable for various places, for example, the lamp can be applied to a business office building, in an office building environment, intelligent lighting control of the embedded lamp can be realized through a control processing unit, and the radar sensor is used as the human presence sensor, when an employee enters an office, the lamp can be automatically lightened, and the brightness can be automatically adjusted according to the position and activities of the employee through a program preset by the control processing unit, and when the employee leaves the office, the lamp can be automatically turned off or the brightness is reduced, so that energy is saved and the comfort of the office environment is improved.

For example, the lamp applying the human presence sensor provided by the embodiment of the utility model can also be applied to a retail shop, in the retail shop, intelligent lighting control of the embedded lamp can be realized through the control processing unit, and the radar sensor is used as the human presence sensor, so that the lamp can adjust lighting according to activities of customers, when the customers enter a specific area, namely a sensing area preset by the radar sensor, the lamp can be automatically lightened, so that commodities on a shelf are highlighted, the attention of the customers is favorably attracted, the sales effect is improved, and when the customers leave the specific area, the lamp can be automatically turned off or the brightness is reduced, so that energy is saved.

For example, the lamp applying the human presence sensor provided by the embodiment of the utility model can also be applied to hotels and restaurants, in the hotels and restaurants, intelligent lighting control of the embedded lamp can be realized through the control processing unit, and the radar sensor is used as the human presence sensor, so that the lamp can adjust lighting according to activities of guests, when the guests use a dining table, the lamp can automatically adjust the lighting on the dining table to provide a more comfortable dining environment, and on the other hand, when the guests enter a hotel room or walk in a hotel corridor, the lamp in the room or the lamp in the corridor can be automatically lightened after the guests are detected, and the comfort and convenience of the guests are improved.

For example, the lamp applying the human presence sensor provided by the embodiment of the utility model can be applied to ordinary households, the lamp can be installed in places such as a vestibule, a room, a living room or a kitchen, intelligent lighting control of the embedded lamp can be realized through the control processing unit, the radar sensor is used as the human presence sensor, so that the lamp can adjust lighting according to activities of a user, the control of the lamp and the change of a lighting scheme can be performed through using the mobile phone app, when the user enters the detection range of the radar sensor, the lamp can be automatically turned on, and when the user leaves the detection range of the radar sensor, the lamp can be automatically turned off, and the comfort and convenience of the user are improved. Furthermore, when the lamp applying the human body existence sensor provided by the embodiment of the utility model is applied to common household, the lamp can be linked with other electric appliances through the wireless communication module and the wireless communication equipment, and a user can use the mobile phone app to intelligently control the electric appliances such as the lamp, the curtain, the sound equipment and the like, so that the traditional manual switch is omitted, and the comfort and convenience of the user are improved.

Furthermore, the lamp applying the human body existence sensor provided by the embodiment of the utility model can be applied to other places, and the details are not repeated here.

Further, the number of the supporting members may be two, three, four or more, and may be determined according to practical situations, which is not particularly limited herein.

Preferably, in some embodiments, the number of the supporting components is two, and the two supporting components are symmetrically arranged at two sides of the housing 100, so that the housing 100 is uniformly stressed when being embedded into the lamp hole.

Referring to fig. 1 to 4, according to some embodiments of the present utility model, an outer wall of a housing 100 is provided with a connection part 130, one end of a support arm 410 is rotatably connected to the connection part 130, the support arm 410 is arranged obliquely, and an elastic structure includes a torsion spring 420, one end of the torsion spring 420 is connected to the connection part 130, and the other end of the torsion spring 420 is connected to the support arm 410. It will be appreciated that the support arm 410 can remain flipped downward under the torsion of the torsion spring 420 so that the support arm 410 can be firmly pressed against the inner wall of the lamp hole.

Further, referring to fig. 3 and 4, according to some embodiments of the present utility model, a slot 131 is provided at a side of the connection part 130 facing away from the first opening 120, an elastic member is provided at a side wall of the slot 131 adjacent to the torsion spring 420, one end of the torsion spring 420 is inserted into the slot 131 and a pull ring 421 is provided, and the pull ring 421 can push and hook the elastic member. Specifically, when inserting slot 131 with pull ring 421, the elastic component can hinder pull ring 421, then continue to promote pull ring 421 so that the elastic component shrink to make pull ring 421 can get into slot 131, the elastic component resets and can block pull ring 421 and leave slot 131 this moment, make pull ring 421 can hook the elastic component, thereby can fix pull ring 421, in order to realize the installation of torsional spring 420, pull ring 421 hard when dismantling can, simple structure, simple operation.

Further, referring to fig. 3 and 4, according to some embodiments of the present utility model, a through groove 132 communicating with the slot 131 is provided at a side of the connection part 130 near the torsion spring 420, an elastic arm 133 is provided at a side of the through groove 132 far from the first opening 120, a protrusion 134 is provided at a side of the elastic arm 133 near the slot 131, and the protrusion 134 extends into the slot 131. Specifically, when inserting the pull ring 421 into the slot 131, the protrusion 134 may obstruct the pull ring 421, and then continue to push the pull ring 421 to push the protrusion 134, so that the elastic arm 133 rotates in a direction away from the slot 131, so that the pull ring 421 can enter the slot 131, and at this time, the elastic arm 133 resets, and then the protrusion 134 can block the pull ring 421 from leaving the slot 131, so that the pull ring 421 can hook the protrusion 134, and thus the pull ring 421 can be fixed.

Further, referring to fig. 4, in some embodiments, an arc surface is disposed on a side of the protrusion 134 near the opening of the slot 131, so that the tab 421 can push the protrusion 134 smoothly.

Referring to fig. 2 and 5, according to some embodiments of the present utility model, a lamp cover 140 is detachably coupled to an outer wall of the housing 100 to close or open the first opening 120, a light-transmitting region 141 is provided at a middle portion of the lamp cover 140, and lamp beads face the light-transmitting region 141.

Further, referring to fig. 5 to 7, according to some embodiments of the present utility model, two first support arms 142 are disposed on a side of the lamp shade 140, which is close to the housing 100, the first support arms 142 are perpendicular to the lamp shade 140, the two first support arms 142 are disposed on two sides of the lamp shade 140, the end portions of the first support arms 142 are provided with first buckles 143, the two first buckles 143 are disposed opposite to each other, two first clamping grooves 111 are disposed on an inner wall of the first inner cavity 110, the first clamping grooves 111 are in one-to-one correspondence with the first buckles 143, the first buckles 143 can be clamped with the first clamping grooves 111 in a matching manner, and the lamp shade 140 can be conveniently disassembled and assembled for subsequent maintenance.

Referring to fig. 5 to 7, according to some embodiments of the present utility model, two guide grooves 112 are provided on the inner wall of the first inner cavity 110, the guide grooves 112 are in one-to-one correspondence with the first clamping grooves 111, one end of each guide groove 112 is communicated with the first clamping groove 111, the other end of each guide groove 112 is communicated with the first opening 120, and the first support arm 142 can slide along the guide groove 112, so that positioning between the first clamping groove 111 and the first buckle 143 can be facilitated, matching clamping can be completed quickly, and user experience is improved.

Further, the connection between the lampshade 140 and the housing 100 may be a bolt connection, a latch connection, etc., which will not be described herein.

In the embodiment of the present utility model, the connecting member may be a clip or a plate with other shapes, and the connecting manner may be a fastening manner, a screw fixing manner, or a welding manner, which will not be described herein.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims (10)

1. A luminaire employing a human presence sensor, comprising:

the shell is provided with a first inner cavity, and the outer wall of the shell is provided with a first opening communicated with the first inner cavity;

The circuit board is arranged in the first inner cavity and connected to the inner wall of the first inner cavity, and the circuit board is electrically connected with an external power supply;

The light source board, set up in first inner chamber, the light source board connect in the inner wall of first inner chamber, the light source board with circuit board electric connection, one side of light source board is provided with the lamp pearl, the lamp pearl orientation first opening, the light source board is provided with control processing unit and radar sensor, the light source board with radar sensor all with control processing unit electric connection.

2. The lamp using the human presence sensor according to claim 1, further comprising a wireless communication device, wherein the control processing unit is provided with a wireless communication module, and the wireless communication module is capable of receiving a communication signal sent by the wireless communication device.

3. The lamp using the human body presence sensor according to claim 1, wherein the circuit board is provided with an AC-DC module for converting 220V AC power into 12V DC power and a voltage stabilizing chip for converting 12V DC power into 5V DC power.

4. The light fixture for applying a human presence sensor according to claim 1 further comprising a plurality of support assemblies, said support assemblies being connected to an outer wall of said housing, a plurality of said support assemblies being circumferentially spaced apart along said first opening, said support assemblies comprising a support arm and a resilient structure, said resilient structure being connected to said housing, one end of said support arm being connected to said resilient structure, said resilient structure urging the other end of said support arm to prop up in a direction away from said housing.

5. The lamp using the human presence sensor according to claim 4, wherein a connecting portion is provided on an outer wall of the housing, one end of the support arm is rotatably connected to the connecting portion, the support arm is arranged obliquely, the elastic structure includes a torsion spring, one end of the torsion spring is connected to the connecting portion, and the other end of the torsion spring is connected to the support arm.

6. The lamp applying the human body presence sensor according to claim 5, wherein a slot is provided on a side of the connection portion facing away from the first opening, an elastic member is provided on a side wall of the slot, which is close to the torsion spring, one end of the torsion spring is inserted into the slot and is provided with a pull ring, and the pull ring can push and hook the elastic member.

7. The lamp with the human body presence sensor according to claim 6, wherein a through groove communicating with the slot is provided on a side of the connecting portion, which is close to the torsion spring, an elastic arm is provided on a side of the through groove, which is far away from the first opening, a protrusion is provided on a side of the elastic arm, which is close to the slot, and the protrusion extends into the slot.

8. The lamp applying the human presence sensor according to claim 1, wherein a lamp cover is detachably connected to an outer wall of the housing to close or open the first opening, a light-transmitting area is provided in a middle portion of the lamp cover, and the lamp beads face the light-transmitting area.

9. The lamp with the human body existence sensor according to claim 8, wherein two first support arms are arranged on one side, close to the shell, of the lamp shade, the first support arms are perpendicular to the lamp shade, the two first support arms are respectively arranged on two sides of the lamp shade, first buckles are arranged at the end parts of the first support arms and are arranged in a back-to-back mode, two first clamping grooves are formed in the inner wall of the first inner cavity, the first clamping grooves are in one-to-one correspondence with the first buckles, and the first buckles can be matched and clamped with the first clamping grooves.

10. The lamp with the human body existence sensor according to claim 9, wherein two guide grooves are arranged on the inner wall of the first inner cavity, the guide grooves are in one-to-one correspondence with the first clamping grooves, one ends of the guide grooves are communicated with the first clamping grooves, the other ends of the guide grooves are communicated with the first opening, and the first support arm can slide along the guide grooves.