CN107101159B - Desk lamp - Google Patents

Desk lamp Download PDF

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Publication number
CN107101159B
CN107101159B CN201710344140.4A CN201710344140A CN107101159B CN 107101159 B CN107101159 B CN 107101159B CN 201710344140 A CN201710344140 A CN 201710344140A CN 107101159 B CN107101159 B CN 107101159B
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CN
China
Prior art keywords
light source
lamp
lamp body
connecting part
control circuit
Prior art date
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Active
Application number
CN201710344140.4A
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Chinese (zh)
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CN107101159A (en
Inventor
杨敏
龙小同
梁锦伦
游功林
谭杰超
薛艳斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foshan Guanjin Children Light Source Technology Co ltd
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Foshan Guanjin Children Light Source Technology Co ltd
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Application filed by Foshan Guanjin Children Light Source Technology Co ltd filed Critical Foshan Guanjin Children Light Source Technology Co ltd
Priority to CN201710344140.4A priority Critical patent/CN107101159B/en
Publication of CN107101159A publication Critical patent/CN107101159A/en
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Publication of CN107101159B publication Critical patent/CN107101159B/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S6/00—Lighting devices intended to be free-standing
    • F21S6/002—Table lamps, e.g. for ambient lighting
    • F21S6/003—Table lamps, e.g. for ambient lighting for task lighting, e.g. for reading or desk work, e.g. angle poise lamps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
    • F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
    • F21V14/02—Controlling the distribution of the light emitted by adjustment of elements by movement of light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • F21V21/14—Adjustable mountings
    • F21V21/26—Pivoted arms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/02—Arrangement of electric circuit elements in or on lighting devices the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
    • F21V23/023—Power supplies in a casing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V23/00—Arrangement of electric circuit elements in or on lighting devices
    • F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
    • F21V29/50—Cooling arrangements
    • F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
    • F21V29/503—Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection

Abstract

The invention provides a desk lamp, which comprises a bracket assembly and a lamp body assembly, wherein the lamp body assembly comprises a lamp housing assembly and a light source module, the upper part of the bracket assembly is provided with a lamp body connecting part, one side of the lamp housing assembly is provided with a bracket connecting part matched with the lamp body connecting part, the bracket connecting part is detachably connected with the lamp body connecting part and comprises a main light source module, a movable light source module and a battery module for supplying power to the movable light source module, the lamp housing assembly comprises a lower shell and an upper shell, the movable light source module is arranged on the upper side of the main light source module, and a main light source projection port is arranged below the lower shell; the bracket connecting part and the lamp body connecting part can be rotatably sleeved; the bracket connecting part is electrically connected with the lamp body connecting part through the magnetic attraction structure. Compared with the prior art, the invention adopts a magnetic attraction mode to realize the detachable connection of the lamp body component and the bracket component; the lamp body assembly can rotate by 360 degrees, and meanwhile, the disassembled lamp body assembly can be independently used as a movable light source, so that the function of the desk lamp is enhanced; and the structure is simple and reliable.

Description

Desk lamp
Technical Field
The invention relates to the field of lamps, in particular to a dual-purpose desk lamp.
Background
The desk lamp is a household appliance for lighting in life, and is mainly applied to families, libraries, offices, dormitories and other places, and has the function of focusing light in a small area, so that people can work and learn conveniently.
At present, most of lighting modules and supporting modules of the table lamps in the market are integrated, are not detachable and have single functions, and bring inconvenience to users in the aspect of moving or storing; the illumination module and the support module of a part of desk lamp can be assembled and disassembled, but the connection mode is complex, the assembly and disassembly of the illumination module and the support module are completed by means of tools, the assembly and disassembly functions of the assembled and disassembled desk lamp are only limited in package and transportation, the functions of the assembled and disassembled desk lamp are always limited in the traditional desk lamp to provide desktop illumination, and the application requirements of multi-scene illumination cannot be met.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a dual-purpose desk lamp with a lamp body assembly capable of being taken out and installed by hands.
In order to solve the technical problems, the invention adopts the following technical scheme:
the desk lamp comprises a bracket assembly and a lamp body assembly, wherein the lamp body assembly comprises a lamp body assembly and a light source module, the upper part of the bracket assembly is provided with a lamp body connecting part, one side of the lamp body assembly is provided with a bracket connecting part matched with the lamp body connecting part, the bracket connecting part is detachably connected with the lamp body connecting part, a main control circuit is arranged in the bracket assembly, the main control circuit comprises a power supply circuit, the light source module is electrically connected with the power supply circuit, the light source module comprises a main light source module, a movable light source module and a battery module for supplying power to the movable light source module, the lamp body assembly comprises a lower shell and an upper shell, the movable light source module is arranged on the upper side of the main light source module, a main light source projection port is arranged on the lower side of the lower shell, the upper shell is made of a light-transmitting material, light of the movable light source module is irradiated outwards through the upper shell, and a movable light source control circuit for controlling the movable light source module is arranged on the lamp body assembly; the support connecting part is rotatably sleeved with the lamp body connecting part, the lamp body connecting part is provided with first connecting terminals which are arranged in the radial direction, the support connecting part is correspondingly provided with second connecting terminals which are arranged in the radial direction, the main control circuit is electrically connected with the first connecting terminals, and the light source module is electrically connected with the second connecting terminals; the first connecting terminal is a contact, and the second connecting terminal is an annular conductive medium; the bracket connecting part is in adsorption connection with the lamp body connecting part through the magnetic attraction structure, so that the first connecting terminal is electrically connected with the second connecting terminal.
According to the desk lamp provided by the invention, the lamp body component and the bracket component can be assembled and disassembled by adopting the magnetic structure, and a user can take out or install the lamp body component by hands, so that the desk lamp is convenient to assemble and disassemble; the lamp body component is electrically connected with the main control circuit through the matching of the contact and the annular conductive medium, when a user installs the lamp body, no matter how the bracket connecting part rotates circumferentially by any angle, the installation and the electric connection can be realized only by approaching the bracket connecting part to the lamp body connecting part by the adsorption force of the magnetic attraction structure, and after the installation, the user can rotate 360 degrees to adjust the projection angle of light rays, so the installation is very convenient; in addition, the disassembled lamp body assembly can be independently used as a mobile light source by virtue of power supply of the battery module and used as a small night lamp, so that the functions of the desk lamp are expanded; the table lamp provided by the invention can meet the various demands of users and enhance the user experience.
Preferably, the magnetic attraction structure comprises a first magnetic attraction body arranged on the lamp body connecting part and a second magnetic attraction body correspondingly arranged on the inner side of the bracket connecting part, wherein the first magnetic attraction body is provided with a contact channel so that the contact is exposed out of the end face of the lamp body connecting part through the contact channel, the annular conductive medium is arranged on the outer side of the second magnetic attraction body, the first magnetic attraction body is a magnet or a magnetizer, the second magnetic attraction body is a magnetizer or a magnet correspondingly, the lamp body connecting part and the bracket connecting part are in adsorption connection with the second magnetic attraction body through the first magnetic attraction body, and when the lamp body assembly and the bracket assembly are connected at any angle due to the design of the annular conductive medium without affecting the electrifying of the lamp body assembly and the bracket assembly. The first magnetic attraction body and the second magnetic attraction body are respectively arranged on the opposite end surfaces of the lamp body connecting part and the bracket connecting part, so that the adsorption effect can be protected, and the structure can be simplified.
Preferably, the front end of the lamp body connecting part is a circular inserting part, the bracket connecting part is a circular groove, the first magnetic attraction body is arranged at the end part of the lamp body connecting part, the second magnetic attraction body is arranged inside the groove of the bracket connecting part, the annular conductive medium is arranged at the outer side of the second magnetic attraction body through an insulating attaching plate, and the lamp body assembly and the bracket assembly are connected in a sleeved mode, so that the lamp body assembly and the bracket assembly are connected more conveniently, firmly and reliably.
Preferably, the contact is a probe, the inner end of the probe is fixed in the lamp body connecting part through the probe fixing plate, and the outer end of the probe is exposed out of the end face of the circular inserting part; the lamp body connecting part is internally provided with a mounting cavity, the front end of the mounting cavity is provided with a connecting baffle, the first magnetic attraction body is round and is covered on the outer side of the connecting baffle by an end cover, and the peripheral wall of the end cover is the round inserting part; the probe fixing plate is arranged at the rear side of the connecting baffle plate, probe channels are correspondingly arranged on the end surfaces of the connecting baffle plate, the first magnetic absorber and the end cover, and the probes expose the end surfaces of the circular insertion parts through the probe channels; the probe is the current electronic hardware component, realizes the electricity of lamp body subassembly and bracket component and connects through the probe, simple structure, low in production cost.
Preferably, the mounting cavity is designed to be opened or closed at the position of the upper part of the bracket component corresponding to the rear side of the mounting cavity, and the mounting cavity further comprises an end cover connecting screw, wherein the end cover connecting screw sequentially penetrates through the probe fixing plate and the connecting baffle plate to be connected with the end cover, so that the first magnetic attraction body is fixed. Through this kind of mounting means, can hide the connecting piece in the inside of support subassembly, guaranteed the aesthetic property of product.
Preferably, the main control circuit further comprises a control circuit, the contacts comprise a power supply contact and a control contact, the power supply contact is electrically connected with the power supply circuit, the control contact is electrically connected with the control circuit, the annular conductive medium comprises a power supply conductive medium and a control conductive medium, when the bracket connecting part is connected with the lamp body connecting part, the power supply contact is electrically connected with the power supply conductive medium, and the control contact is electrically connected with the control conductive medium.
Preferably, the lamp body assembly further comprises a middle frame, the lower shell and the upper shell are respectively connected to the lower side and the upper side of the middle frame, the main light source module is arranged between the lower shell and the middle frame, the movable light source module and the battery module are arranged between the upper shell and the middle frame, and the bracket connection part is arranged on the side part of the middle frame.
Preferably, the movable light source control circuit comprises a control switch arranged at the side part of the middle frame, and the control switch is used for controlling the opening or closing of the movable light source after the lamp body assembly is detached.
Preferably, still include the sensitization module, the sensitization module includes light sense component, and light sense component locates the intermediate frame lateral part, and the intermediate frame lateral part is equipped with the light trap, and light sense component passes through the light trap response light intensity, and the sensitization module is connected with control line, adds the luminance that the sensitization module can be according to the main light source of different light intensity automatically regulated desk lamp, has strengthened the function of desk lamp.
Preferably, the mobile light source module further comprises an atmosphere lamp unit, wherein the atmosphere lamp unit comprises an atmosphere lamp light source and an atmosphere lamp control circuit, the atmosphere lamp light source is arranged on the mobile light source module, the atmosphere lamp control circuit is connected with the main control circuit, and light rays of the atmosphere lamp irradiate outwards through the upper shell; the atmosphere lamp unit is additionally arranged, so that the atmosphere of the current environment can be adjusted, and the user feels more comfortable.
Preferably, the lamp body component is spherical, the upper shell and the lower shell are hollow hemispheres, the middle frame is circular, the lower side of the lower shell is provided with a light projection plane, and the main light source projection port is arranged on the light projection plane; by adopting the formation, the attractive appearance of the desk lamp can be enhanced, and the attractive appearance is better when the lamp body component is used as a mobile light source.
Preferably, the lamp body assembly further comprises a radiator, the radiator is arranged between the main light source module and the middle frame and connected with the main light source module, and the radiator is arranged to ensure that the temperature inside the lamp body assembly is not too high and the use safety is ensured.
Preferably, the main control circuit comprises a power supply circuit, a main light source power supply and control circuit and a mobile light source power supply and control circuit;
the main light source power supply and control circuit comprises a first constant-current circuit, a first constant-voltage circuit and a first control circuit, the first control circuit is connected with the first constant-voltage circuit and the first constant-current circuit, and the main light source module and the atmosphere lamp unit are connected with the first constant-current circuit; the first constant current circuit and the first constant voltage circuit are respectively connected with the power supply circuit;
the mobile light source power supply and control circuit comprises a first constant voltage circuit, a rechargeable battery circuit, a second constant current circuit and a second control circuit; the first constant voltage circuit, the rechargeable battery circuit, the second constant current circuit and the mobile light source module are sequentially connected in series, the second control circuit is respectively connected with the rechargeable battery circuit and the second constant current circuit, and the battery module is connected with the rechargeable battery circuit.
Preferably, the first control circuit comprises a light-sensitive touch circuit and an intelligent sensing circuit, and the second control circuit is a touch control circuit.
Preferably, the bracket assembly comprises a base and a bracket, wherein the bracket comprises a lower bracket, a middle connecting frame and a lamp body connecting frame which are sequentially hinged, the lower bracket is connected with the base, and the lamp body connecting part is arranged on one side of the lamp body connecting frame; the lower support, the middle connecting frame and the lamp body connecting frame are provided with a wire passing channel communicated with the base and the lamp body connecting part, and the main control circuit is arranged in the wire passing channel.
Drawings
FIG. 1 is an exploded view of a lamp body assembly and bracket assembly portion of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a cross-sectional view of a portion of the lamp body assembly and bracket assembly of the present invention;
FIG. 4 is a second cross-sectional view of a portion of the lamp body assembly and bracket assembly of the present invention;
FIG. 5 is a cross-sectional view of the present invention;
FIG. 6 is an enlarged view of a portion of the lamp body assembly and bracket assembly of the present invention;
FIG. 7 is a top view of the present invention;
FIG. 8 is a schematic view of a portion of a protective cover and bracket assembly of the present invention;
FIG. 9 is a bottom view of the base of the present invention;
fig. 10 is an electrical schematic of the present invention.
Description of the reference numerals:
the LED lamp comprises a support assembly, a lamp body assembly, a 3 protection cover, a 4 mobile light source PCB board, a 11 lamp body connecting part, a 12 first connecting terminal, a 13 first magnetic attraction body, a 14 probe fixing plate, a 15 installation cavity, a 16 connecting baffle, a 17 end cover, a 18 probe channel, a 19 main control PCB board, a 101 base, a 102 lower support, a 103 middle connecting frame, a 104 lamp body connecting frame, a 105 wire passing channel, a 106 control panel, a 21 main light source module, a 22 mobile light source module, a 23 atmosphere lamp unit, a 24 battery module, a 25 lower shell, a 26 middle frame, a 27 upper shell, a 28 light sensing element, a 29 main light source projection port, a 30 control switch, a 31 second connecting terminal, a 32 second magnetic attraction body, a 33 first wiring port, a 34 second wiring port, a 35 radiator, a 36 lens, a 37 lens fixing piece, a 38PC sheet, a 39 first screw hole, a 40 cover plate, a 211 support connecting part, a 261 light transmitting hole and 1011 foot pad.
Detailed Description
A preferred embodiment of the present invention will be described below with reference to the accompanying drawings.
Referring to fig. 1 to 10, the desk lamp comprises a bracket assembly 1 and a lamp body assembly 2, wherein the lamp body assembly 2 comprises a lamp housing assembly (not shown in the figure) and a light source module (not shown in the figure), the upper part of the bracket assembly 1 is provided with a lamp body connecting part 11, one side of the lamp housing assembly is provided with a bracket connecting part 211 matched with the lamp body connecting part 11, the bracket connecting part 211 is detachably connected with the lamp body connecting part 11, a main control circuit is arranged in the bracket assembly 1 and is arranged on a main control PCB 19 in the bracket assembly 1, the main control circuit comprises a power supply circuit, the light source module is electrically connected with the power supply circuit, and the light source module comprises a main light source module 21, a mobile light source module 22, an atmosphere lamp unit, a photosensitive module and a battery module 24 for supplying power to the mobile light source module; the movable light source module 22 is arranged on the movable light source PCB 4 on the upper side of the main light source module 21; the lamp housing assembly comprises a lower shell 25, a middle frame 26 and an upper shell 27, wherein the lower shell 25 and the upper shell 27 are respectively connected to the lower side and the upper side of the middle frame 26, the main light source module 21 is arranged between the lower shell 25 and the middle frame 26, the movable light source module 22 and the battery module 24 are arranged between the upper shell 27 and the middle frame 26, the bracket connecting part 211 is arranged on the side part of the middle frame 26, the photosensitive module comprises a photosensitive element 28, the photosensitive element 28 is arranged on the side part of the middle frame 26, the side part of the middle frame 26 is provided with a light hole 261, the photosensitive element 28 senses the light intensity through the light hole 261, and the photosensitive module is connected with a power supply circuit; the atmosphere lamp unit comprises an atmosphere lamp unit 23 and an atmosphere lamp control circuit, wherein the atmosphere lamp unit 23 is arranged on the mobile light source module 22, and the atmosphere lamp control circuit is connected with the main control circuit; the lower shell 25 is provided with a main light source projection port 29, the upper shell 27 is made of a light-transmitting material, the light of the movable light source module 22 irradiates outwards through the upper shell 27, the lamp shell assembly is provided with a movable light source control circuit for controlling the movable light source module 22, the movable light source control circuit comprises a control switch 30 arranged on the side part of the middle frame 26, and after the lamp body assembly 2 is disassembled, the opening or closing of the movable light source module 22 is controlled through the control switch 30; the bracket connecting part 211 is rotatably sleeved with the lamp body connecting part 11, the lamp body connecting part 11 is provided with first connecting terminals 12 which are arranged radially, the bracket connecting part 211 is correspondingly provided with second connecting terminals 31 which are arranged radially, a power supply circuit is electrically connected with the first connecting terminals 12, and the light source module is electrically connected with the second connecting terminals 31; the first connection terminal 12 is a contact, and the second connection terminal 31 is an annular conductive medium; the bracket connecting part 211 is in adsorption connection with the lamp body connecting part 11 through a magnetic attraction structure, so that the first connecting terminal 12 and the second connecting terminal 31 are electrically connected, and when the first connecting terminal 12 and the second connecting terminal 31 are connected and electrified, the power supply circuit supplies power to the light source module and simultaneously charges the battery module 24; when the lamp body assembly 2 is removed, the lamp body assembly 2 can be independently operated by supplying power to the mobile light source module 22 through the battery module 24.
According to the desk lamp provided by the invention, the lamp body assembly and the bracket assembly 1 can be assembled and disassembled in a magnetic attraction mode, and a user can take out or install the lamp body only by bare hands, so that the desk lamp is convenient to assemble and disassemble; the lamp body component can rotate 360 degrees through the matching of the contact and the annular conductive medium, meanwhile, the disassembled lamp body component can independently supply power to the mobile light source to provide illumination by means of the battery module 24, the functions of photosensitive adjustment and atmosphere lamps are further added, and the functions of the desk lamp are enhanced; the connecting mode is simple and reliable in structure and low in manufacturing cost, and the competitiveness of the product is improved; the product can meet the various demands of users and enhance the user experience.
Referring to fig. 1, 3, 4, 6 and 8, as a preferred solution, the front end of the lamp body connecting portion 11 is a circular insertion portion, and the bracket connecting portion 211 is a circular groove; the magnetic attraction structure comprises a first magnetic attraction body 13 arranged on the lamp body connecting part 11 and a second magnetic attraction body 32 correspondingly arranged on the inner side of the bracket connecting part 211, wherein the first magnetic attraction body 13 is provided with a contact passage 131 so that a contact is exposed out of the end face of the lamp body connecting part 11 through the contact passage 131, an annular conductive medium is arranged on the outer side of the second magnetic attraction body 32, the first magnetic attraction body 13 is a magnet or a magnetizer, the second magnetic attraction body 32 is a magnetizer or a magnet correspondingly, the first magnetic attraction body 13 is preferably a magnet, and the second magnetic attraction body 32 is preferably an iron block; the lamp body connecting part 11 and the bracket connecting part 211 are in adsorption connection with each other through the first magnetic attraction body 13 and the second magnetic attraction body 32; the first magnetic attraction body 13 is arranged at the end part of the lamp body connecting part 11, the second magnetic attraction body 32 is arranged in the groove of the bracket connecting part 211, and the annular conductive medium (the annular conductive medium in the figure is the second connecting terminal 31) is arranged at the outer side of the second magnetic attraction body 32 through an insulating attaching plate; in this embodiment, the annular conductive medium is made of copper, the combination of the annular conductive medium and the insulating attachment plate is a soft copper-clad plate, and the soft copper-clad plate is adapted to the bracket connection portion 211.
Referring to fig. 1, 3 and 6, as a preferred embodiment, the contact is a probe (in the drawing, the probe is the first connection terminal 12), the inner end of the probe is fixed in the lamp body connection part 11 through the probe fixing plate 14, and the outer end of the probe exposes the end face of the circular insertion part; the lamp body connecting part 11 is internally provided with a mounting cavity 15, the front end of the mounting cavity 15 is provided with a connecting baffle 16, the first magnetic attraction body 13 is round and is covered on the outer side of the connecting baffle 16 by an end cover 17, and the peripheral wall of the end cover 17 is the round inserting part; the probe fixing plate 14 is mounted on the rear side of the connection baffle 16, and the end surfaces of the connection baffle 16, the first magnetic attraction body 13 and the end cover 17 are correspondingly provided with probe channels 18 (the probe channels 18 on the first magnetic attraction body 13 are equivalent to the contact channels 131) and the probes expose the end surfaces of the circular insertion parts through the probe channels 18; the electric connection between the lamp body component 2 and the bracket component 1 is realized through the probe, the structure is simple, and the production cost is low; the upper part of the bracket assembly 1 is designed to be capable of opening or closing the mounting cavity 15 at a position corresponding to the rear side of the mounting cavity 15, and the bracket assembly further comprises an end cover connecting screw (not labeled in the figure), wherein the end cover connecting screw sequentially penetrates through the probe fixing plate 14 and the connecting baffle plate 16 to be connected with the end cover 17, so that the first magnetic attraction body 13 is fixed.
Referring to fig. 1, fig. 3, fig. 4, fig. 6 and fig. 10, as a preferred solution, the main control circuit further includes a control circuit, the contacts include a power supply contact and a control contact, the power supply contact is electrically connected with the power supply circuit, the control contact is electrically connected with the control circuit, the annular conductive medium is correspondingly provided with the power supply conductive medium and the control conductive medium, in this embodiment, the probes are provided with four, two of the probes are connected with the power supply circuit and serve as connection ends of an anode and a cathode, the other two of the probes are connected with the control circuit, one of the probes is connected with a PWM signal line, the other one of the probes is connected with a CDS signal line, the copper-clad plate is provided with four layers of annular conductive medium corresponding to the number of probes, and the four layers of annular conductive medium are concentric equidistant annular copper materials and are respectively arranged corresponding to the four probes.
Referring to fig. 1 and 2, the lamp body assembly 2 is preferably spherical, the upper housing 27 and the lower housing 25 are hollow hemispheres, and the middle frame 26 is circular; the lamp body assembly 2 is convenient to rotatably mount or dismount, and meanwhile, the attractiveness of the desk lamp is enhanced.
Referring to fig. 4, as a preferred solution, a first connection port 33 is provided at an upper portion of the end surface of the groove of the bracket connection portion 211, a second connection port 34 is provided at a bottom of the middle frame 26, a main control circuit is electrically connected with the mobile light source module 22 through the first connection port 33, and the main control circuit is electrically connected with the main light source module 21 through the first connection port 33 and the second connection port 34.
Referring to fig. 1 and 4, as a preferred solution, the lamp body assembly 2 further includes a heat sink 34, a lens 35, a lens fixing member 36 and a PC sheet 37, wherein the heat sink 34 is disposed between the main light source module 21 and the intermediate frame 26, and controls the heat of the main light source module 21 to be uniformly distributed on each surface of the heat sink 34, so as to reduce the heat of the main light source module 21 to maintain the light efficiency; the lens 35 is arranged at the bottom of the lower shell 25 through a lens fixing piece 36, the lens fixing piece 36 is in threaded connection with the lower shell 25 through a first screw hole 38, and the lens 35 controls the uniformity of the output light rays of all angles of the main light source module 21 so as to achieve the uniformity of the illuminance on the surface of the main light source projection port 29; the PC sheet 37 is arranged between the main light source projection port of the lower housing 25 and the lens fixing member 36, and is used for protecting the outer surface of the lens 35 and preventing the lens 35 from being scratched or stained; the lens 35, the lens fixing member 36 and the PC sheet 37 are square, which can intercept the diffusion of the main light source module 21 and concentrate the main light source light; the surface of the main light source module 21 is provided with a cover plate 40, and the cover plate 40 is used for covering LED input wires (not shown) and bonding pads (not shown).
Referring to fig. 2, 5 and 9, as a preferred solution, the bracket assembly 1 includes a base 101 and a bracket, the bracket includes a lower bracket 102, a middle connecting frame 103 and a lamp body connecting frame 104 which are hinged in sequence, the lower bracket 103 is connected with the base 101, the lamp body connecting portion 11 is arranged at one side of the lamp body connecting frame 104, and the distance adjustment in the horizontal direction and the vertical direction can be performed on the desk lamp and the adjustment in different angles can be realized by a double-hinge connection mode; the lower bracket 102, the middle connecting frame 104 and the lamp body connecting frame 104 are provided with a wire passing channel 105 which is communicated with the base 101 and the lamp body connecting part 11, the main control circuit is arranged in the wire passing channel 105, the base 101 is provided with the main control PCB 19, and the wire passing channel 105 is used for connecting the main control circuit with the lamp body assembly 2 through a wire; the bottom of the base 101 is provided with a plurality of foot pads 1011, which can reduce friction between the base 101 and the desk lamp carrying surface and ensure that the desk lamp carrying surface is not scratched.
Referring to fig. 7, as a preferred solution, a control panel 106 is provided on the upper side of the base 101, and a user controls the opening or closing of the desk lamp through the control panel 106; and adjusting the brightness of the desk lamp.
Referring to fig. 8, the lamp body connector assembly further comprises a protective cover 3, wherein the protective cover 3 can cover the lamp body connector 11 on the bracket assembly 1, and is used for protecting the power connection part of the bracket assembly 1 after the lamp body assembly 2 is detached.
Referring to fig. 10, as a preferred embodiment, the main control circuit includes a power supply circuit, a main light source power supply and control circuit, and a mobile light source power supply and control circuit;
the main light source power supply and control circuit comprises a first constant current circuit, a first constant voltage circuit and a first control circuit, wherein the first control circuit is connected with the first constant voltage circuit and the first constant current circuit, and the main light source module 21 and the atmosphere lamp unit 23 are connected with the first constant current circuit; the first constant current circuit and the first constant voltage circuit are respectively connected with the power supply circuit, and the main light source module 21 and the atmosphere lamp unit 23 are simultaneously connected or disconnected;
the mobile light source power supply and control circuit comprises a first constant voltage circuit, a rechargeable battery circuit, a second constant current circuit and a second control circuit; the first constant voltage circuit, the rechargeable battery circuit, the second constant current circuit and the mobile light source module 22 are sequentially connected in series, the second control circuit is respectively connected with the rechargeable battery circuit and the second constant current circuit, and the battery module is connected with the rechargeable battery circuit;
the first control circuit comprises a light-sensitive touch circuit and an intelligent sensing circuit, and the second control circuit is a touch control circuit.
Variations and modifications to the above would be obvious to persons skilled in the art to which the invention pertains from the foregoing description and teachings. Therefore, the invention is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the invention should be also included in the scope of the claims of the invention. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present invention in any way.

Claims (16)

1. The desk lamp comprises a bracket assembly and a lamp body assembly, wherein the lamp body assembly comprises a lamp body assembly and a light source module, the lamp body connection part is arranged on the upper portion of the bracket assembly, one side of the lamp body assembly is provided with a bracket connection part matched with the lamp body connection part, the bracket connection part is detachably connected with the lamp body connection part, a main control circuit is arranged in the bracket assembly and comprises a power supply circuit, and the light source module is electrically connected with the power supply circuit, and the desk lamp is characterized in that: the light source module comprises a main light source module, a movable light source module and a battery module for supplying power to the movable light source module, the lamp housing assembly comprises a lower housing and an upper housing, the movable light source module is arranged on the upper side of the main light source module, a main light source projection port is arranged on the lower side of the lower housing, the upper housing is made of a light-transmitting material, light rays of the movable light source module irradiate outwards through the upper housing, and a movable light source control circuit for controlling the movable light source module is arranged on the lamp housing assembly; the support connecting part is rotatably sleeved with the lamp body connecting part, the lamp body connecting part is provided with first connecting terminals which are arranged in the radial direction, the support connecting part is correspondingly provided with second connecting terminals which are arranged in the radial direction, the power supply circuit is electrically connected with the first connecting terminals, and the light source module is electrically connected with the second connecting terminals; the first connecting terminal is a contact, and the second connecting terminal is an annular conductive medium; the bracket connecting part is in adsorption connection with the lamp body connecting part through the magnetic attraction structure, so that the first connecting terminal is electrically connected with the second connecting terminal.
2. A desk lamp as recited in claim 1, wherein: the magnetic attraction structure comprises a first magnetic attraction body arranged on the lamp body connecting part and a second magnetic attraction body correspondingly arranged on the inner side of the bracket connecting part, wherein a contact channel is arranged on the first magnetic attraction body, so that a contact is exposed out of the end face of the lamp body connecting part through the contact channel, an annular conductive medium is arranged on the outer side of the second magnetic attraction body, the first magnetic attraction body is a magnet or a magnetizer, the second magnetic attraction body is a magnetizer or a magnet correspondingly, and the lamp body connecting part and the bracket connecting part are in adsorption connection with the second magnetic attraction body through the first magnetic attraction body.
3. A desk lamp as recited in claim 2, wherein: the front end of the lamp body connecting part is a circular inserting part, the bracket connecting part is a circular groove, the first magnetic attraction body is arranged at the end part of the lamp body connecting part, the second magnetic attraction body is arranged inside the groove of the bracket connecting part, and the annular conductive medium is arranged outside the second magnetic attraction body through an insulating attaching plate.
4. A desk lamp as recited in claim 3, wherein: the contact is a probe, the inner end of the probe is fixed in the lamp body connecting part through the probe fixing plate, and the outer end of the probe is exposed out of the end face of the circular inserting part.
5. A desk lamp as recited in claim 4, wherein: the lamp body connecting part is internally provided with a mounting cavity, the front end of the mounting cavity is provided with a connecting baffle, the first magnetic attraction body is round and is covered on the outer side of the connecting baffle by an end cover, and the peripheral wall of the end cover is the round inserting part; the probe fixing plate is arranged at the rear side of the connecting baffle plate, and probe channels are correspondingly arranged on the end surfaces of the connecting baffle plate, the first magnetic attraction body and the end cover, and the probes expose the end surfaces of the circular insertion parts through the probe channels.
6. A desk lamp as recited in claim 5, wherein: the upper part of the bracket component is designed to be capable of opening or closing the mounting cavity at the position corresponding to the rear side of the mounting cavity, and the bracket component further comprises an end cover connecting screw, wherein the end cover connecting screw sequentially penetrates through the probe fixing plate and the connecting baffle plate to be connected with the end cover.
7. A desk lamp as recited in claim 6, wherein: the lamp body assembly further comprises a middle frame, the lower shell and the upper shell are respectively connected to the lower side and the upper side of the middle frame, the main light source module is arranged between the lower shell and the middle frame, the movable light source module and the battery module are arranged between the upper shell and the middle frame, and the support connection part is arranged on the side part of the middle frame.
8. A desk lamp as recited in claim 7, wherein: the main control circuit further comprises a control circuit, the contacts comprise a power supply contact and a control contact, the power supply contact is electrically connected with the power supply circuit, the control contact is electrically connected with the control circuit, the annular conductive medium comprises a power supply conductive medium and a control conductive medium, when the support connecting part is connected with the lamp body connecting part, the power supply contact is electrically connected with the power supply conductive medium, and the control contact is electrically connected with the control conductive medium.
9. A desk lamp as recited in claim 8, wherein: the mobile light source control circuit comprises a control switch arranged on the side part of the middle frame.
10. A desk lamp as recited in claim 8, wherein: the light-sensitive module comprises a light-sensitive element, the light-sensitive element is arranged on the side part of the middle frame, a light hole is formed in the side part of the middle frame, the light-sensitive element senses the light intensity through the light hole, and the light-sensitive module is connected with a control circuit.
11. A desk lamp as recited in claim 1, wherein: still include atmosphere lamp unit, it includes atmosphere lamp light source and atmosphere lamp control circuit, and on the removal light source module was located to atmosphere lamp light source, atmosphere lamp control circuit was connected with the master control circuit electricity, and the light of atmosphere lamp was outwards shone through last casing.
12. A desk lamp as recited in claim 8, wherein: the lamp body assembly is spherical, the upper shell and the lower shell are hollow hemispheres, the middle frame is circular, the lower side of the lower shell is provided with a light projection plane, and the main light source projection port is arranged on the light projection plane.
13. A desk lamp as recited in claim 8, wherein: the lamp body assembly further comprises a radiator, and the radiator is arranged between the main light source module and the middle frame.
14. A desk lamp as recited in claim 11, wherein: the main control circuit comprises a power supply circuit, a main light source power supply and control circuit and a mobile light source power supply and control circuit;
the main light source power supply and control circuit comprises a first constant-current circuit, a first constant-voltage circuit and a first control circuit, the first control circuit is connected with the first constant-voltage circuit and the first constant-current circuit, and the main light source module and the atmosphere lamp unit are connected with the first constant-current circuit; the first constant current circuit and the first constant voltage circuit are respectively connected with the power supply circuit;
the mobile light source power supply and control circuit comprises a first constant voltage circuit, a rechargeable battery circuit, a second constant current circuit and a second control circuit; the first constant voltage circuit, the rechargeable battery circuit, the second constant current circuit and the mobile light source module are sequentially connected in series, the second control circuit is respectively connected with the rechargeable battery circuit and the second constant current circuit, and the battery module is connected with the rechargeable battery circuit.
15. A desk lamp as recited in claim 14, wherein: the first control circuit comprises a light-sensitive touch circuit and an intelligent sensing circuit, and the second control circuit is a touch control circuit.
16. A desk lamp as recited in claim 1, wherein: the bracket assembly comprises a base and a bracket, wherein the bracket comprises a lower bracket, a middle connecting frame and a lamp body connecting frame which are sequentially hinged, the lower bracket is connected with the base, and the lamp body connecting part is arranged on one side of the lamp body connecting frame; the lower support, the middle connecting frame and the lamp body connecting frame are provided with a wire passing channel communicated with the base and the lamp body connecting part, and the main control circuit is arranged in the wire passing channel.
CN201710344140.4A 2017-05-16 2017-05-16 Desk lamp Active CN107101159B (en)

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CN108493689A (en) * 2018-05-29 2018-09-04 苏州欧普照明有限公司 A kind of connection component and desk lamp
CN112576982B (en) * 2021-01-26 2022-05-17 泉州市恒景照明设备有限公司 LED lamp with adjustable irradiation angle and adjusting method thereof

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CN102353011A (en) * 2011-10-12 2012-02-15 闫殷来 Desk lamp
CN202927603U (en) * 2012-05-28 2013-05-08 中山生动力健身器材有限公司 Desk lamp
CN102679232B (en) * 2012-05-28 2014-06-18 中山生动力健身器材有限公司 Desk lamp
CN105156967B (en) * 2015-09-30 2017-10-31 南京航空航天大学 Desk lamp
CN207034911U (en) * 2017-05-16 2018-02-23 佛山冠今儿童光源科技有限公司 Desk lamp

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