CN210441020U

CN210441020U - Anti-occupation desk lamp

Info

Publication number: CN210441020U
Application number: CN201921202441.4U
Authority: CN
Inventors: 王紫圣豪; 马永墩; 谢培杰; 韩昌英; 李丽娟
Original assignee: Leeleds Lighting Xiamen Co Ltd
Current assignee: Leeleds Lighting Xiamen Co Ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-05-01
Anticipated expiration: 2029-07-29

Abstract

The utility model provides a prevent accounting for a desk lamp, include: the lamp holder is used for being fixed on the desktop; the lamp holder is provided with a light source component and is rotatably connected with the lamp holder, and the lamp holder is provided with a use position far away from the desktop and a closing position close to the desktop; the locking mechanism is used for locking the lamp holder in a closed position; the resetting mechanism is used for enabling the lamp holder to rotate from a closed position to a use position; and the data processing device is used for acquiring and storing the use data of the table lamp of the user and controlling the locking mechanism and the light source assembly through the use data of the table lamp. The utility model provides a prevent accounting for a desk lamp, the lighting fixture can be manually rotated to the closed position and locked by locking mechanism, and during the locking mechanism unblock, the lighting fixture is rotatory to the position of using by the canceling release mechanical system drive. The data processing device can collect and store information of the user using the desk lamp, so that the user can manually rotate the lamp holder to a closed position when leaving the seat, and the maximum utilization of seat resources of a library is realized.

Description

Anti-occupation desk lamp

Technical Field

The utility model belongs to the technical field of lamps and lanterns, more specifically say, relate to a prevent accounting for a desk lamp.

Background

The seats of college libraries and municipal libraries are scarce resources, and some students or citizens stack articles such as books and schoolbag on the desktop for their own convenience, but also occupy the seats for a long time without using the seats, thus wasting the seat resources and forming bad 'seat occupation' wind. This behavior leads to a shortage of seat resources in libraries, which many students who really need to use for seat learning cannot use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prevent accounting for a desk lamp to solve the library's seat resource nervous technical problem that accounts for the seat and lead to that exists among the prior art.

In order to achieve the above object, the utility model adopts the following technical scheme: provided is an occupancy-prevention desk lamp, including:

the lamp holder is used for being fixed on the desktop;

the lamp holder is provided with a light source assembly and is rotatably connected with the lamp holder, and the lamp holder is provided with a use position far away from the desktop and a closing position close to the desktop;

a locking mechanism for locking the lamp holder in the closed position;

a return mechanism for rotating said lamp holder from said closed position to said use position;

and the data processing device is used for acquiring and storing the use data of the table lamp of the user and controlling the locking mechanism and the light source assembly according to the use data of the table lamp.

Furthermore, the locking mechanism comprises a hook fixedly connected with the lamp holder, an electronic lock used for locking the hook at the closing position and a first in-place switch used for detecting whether the lamp holder is at the closing position, the data processing device is electrically connected with the first in-place switch to acquire and record the state of the first in-place switch, and the data processing device is electrically connected with the electronic lock to control the electronic lock according to the state of the first in-place switch.

Furthermore, the electronic lock comprises a driving part and a lock rod pushed by the driving part, and a guide inclined plane matched with the clamping hook is arranged on one side of the lock rod, which faces away from the desktop.

Further, locking mechanism is including being fixed in the first magnetism portion of inhaling of lighting fixture, be fixed in the lamp stand and be used for with the first magnetism portion of inhaling the second magnetism portion of inhaling the locking and be used for detecting whether the lighting fixture is located the second of closed position switch that targets in place, data processing device with the second targets in place switch electric connection in order to acquire and record the state of second switch that targets in place, data processing device with first magnetism portion of inhaling or second magnetism portion electric connection is in order to control according to the state of second switch that targets in place first magnetism portion of inhaling with the absorption state of second magnetism portion of inhaling.

Further, canceling release mechanical system is including rotating the connection the lamp stand with the pivot of lighting fixture, the cover is equipped with the messenger in the pivot the elastic component that the lighting fixture kick-backed, the resilience direction of elastic component does the lighting fixture certainly the closed position extremely the rotation direction of using the position.

Further, the reset mechanism is an elastic hinge.

Furthermore, the reset mechanism further comprises a third in-place switch for detecting whether the lamp holder is in the use position, and the data processing device is electrically connected with the third in-place switch to acquire and record the state of the third in-place switch.

Further, the resetting mechanism also comprises a damping buffer used for reducing the impact force between the lamp holder and the lamp holder when the lamp holder rotates to the use position.

Further, the third in-place switch is fixed on one side, abutted against the lamp holder, of the damping buffer.

Further, the anti-seat-occupation desk lamp further comprises an infrared sensor for detecting whether a person uses a seat.

The embodiment of the utility model provides a prevent accounting for a desk lamp's beneficial effect lies in: compared with the prior art, the embodiment of the utility model provides an in prevent accounting for a desk lamp, the lamp stand is fixed at the desktop, and the lighting fixture rotates with the lamp stand to be connected, and the lighting fixture has the use position of keeping away from the desktop setting and is close to the closed position that the desktop set up moreover, and the lighting fixture can be manually rotated to the closed position and is locked by locking mechanism, and during the locking mechanism unblock, the lighting fixture is rotatory to the use position by the canceling release mechanical system drive. Data processing device accessible locking mechanism and canceling release mechanical system's state collection and storage user's desk lamp service data, the user is when next use desk lamp, and data processing device judges whether to allow the user to use the desk lamp through the occupation time of comparison user in-service use desk lamp time and desk lamp, makes the user manual rotation lighting fixture to the closed position when leaving the seat, occupies desktop space to prevent that other people from using books, schoolbag etc. to occupy the seat, realize the maximize utilization to library's seat resource.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.

Fig. 1 is a three-dimensional structure diagram of a desk lamp with a seat occupation prevention function provided by the embodiment of the utility model;

fig. 2 is a structural diagram of a lamp holder of the anti-occupation desk lamp provided by the embodiment of the invention in a closed position;

fig. 3 is a first structural diagram of a lamp holder of the anti-occupation desk lamp provided by the embodiment of the invention at a use position;

fig. 4 is a second structural diagram of the lamp holder of the anti-occupation desk lamp provided by the embodiment of the present invention at the use position;

fig. 5 is an explosion structure diagram of the anti-occupation desk lamp provided by the embodiment of the utility model;

fig. 6 is a first circuit schematic diagram of the anti-occupation desk lamp provided by the embodiment of the present invention;

fig. 7 is a schematic circuit diagram of a second kind of circuit of the anti-occupation desk lamp provided by the embodiment of the present invention.

Wherein, in the figures, the respective reference numerals:

1-a lamp holder; 10-a fixation hole; 11-near field communication section; 12-an adjusting knob; 13-a wireless charging coil; 14-an infrared sensor; 2-a lamp holder; 20-a wire groove; 21-a light source assembly; 3-a locking mechanism; 31-an electronic lock; 311-a drive section; 312-locking bar; 3121-a guide ramp; 32-hook; 33-first go to switch; 4-a reset mechanism; 41-a fixed part; 42-a rotating part; 43-a rotating shaft; 44-a damping bumper; 5-a data processing device; 6-power supply.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to 4 together, a seat occupation preventing desk lamp according to an embodiment of the present invention will be described. In one embodiment, the anti-occupancy desk lamp comprises a lamp holder 1, a lamp holder 2, a locking mechanism 3, a resetting mechanism 4 and a data processing device 5. The lamp holder 2 is rotatably connected with the lamp holder 1, the lamp holder 1 is used for being fixed on a desktop, the lamp holder 2 is provided with a light source assembly 21, and the light source assembly 21 rotates along with the rotation of the lamp holder 2. When the lamp holder 2 rotates to be close to the desktop relative to the lamp holder 1, the lamp holder 2 is in a closed position, the lamp holder 2 and the light source component 21 occupy the space of the desktop, and other people cannot use articles to occupy the seat. When the lamp holder 2 rotates to a position far away from the desk surface relative to the lamp holder 1, the lamp holder 2 is in a use position, and a user can normally use the desk lamp and a seat with the desk lamp. The locking mechanism 3 is used for locking the lamp holder 2 at a closing position, and the resetting mechanism 4 is used for enabling the lamp holder 2 to rotate from the closing position to a using position. Data processing device 5 and locking mechanism 3 and the equal electric connection of light source subassembly 21, data processing device 5 is used for gathering and storing user's desk lamp service data to use data control locking mechanism 3 and light source subassembly 21 through user's desk lamp. The desk lamp use data comprise information such as time of each user occupying the desk lamp and time period of actually using the desk lamp, the time of the user occupying the desk lamp can be acquired and stored in a terminal or webpage appointment, and the time period of actually using the desk lamp can be acquired through the working state of the locking mechanism 3. The locking mechanism 3 locks the lamp holder 2 when working, namely, the lamp holder 2 is in a closed position and the desk lamp is not used; the locking mechanism 3 releases the lamp holder 2 when not in operation, namely, the lamp holder 2 is in the use position, and the desk lamp is in use. Thus, the data control device obtains the time period for actually using the table lamp according to the state of the locking mechanism 3.

When a user needs to use the desk lamp, a seat with a seat occupation prevention desk lamp can be reserved through a terminal or a webpage, then the seat arrives at the seat within a reserved time period, and the desk lamp is started through the terminal, an identity card or a two-dimensional code on the desk lamp; or directly go to the library and look for the seat, start the desk lamp through two-dimensional code on terminal, identity card or the desk lamp etc.. The locking mechanism 3 is unlocked when the desk lamp is started, the locking mechanism 3 releases the lamp holder 2, the resetting mechanism 4 enables the lamp holder 2 to rotate to the use position and lights the light source assembly 21, and the data processing device 5 obtains the use time of the desk lamp and the information of an operation user. When leaving the seat, the lamp holder 2 is rotated manually to rotate to the closed position, the locking mechanism 3 locks the lamp holder 2, the data processing device 5 obtains the time information of the desk lamp switched to the unused state, and the light source assembly 21 is controlled to be closed. The data processing device 5 records the acquired use data of the desk lamp, acquires actual use data of the desk lamp of the user and occupied time data of the desk lamp when the user next reserves a seat or directly starts the desk lamp, and judges whether the seat can be reserved. If the user starts the desk lamp in the appointed time period in time, or leaves the seat and does not close the desk lamp, when the actual service time of the desk lamp is not matched with the occupied desk lamp time of the user, the next seat appointment can be influenced, so that the seat use habit of the user can be standardized, and the seat occupation phenomenon is avoided.

The embodiment of the utility model provides a prevent accounting for a desk lamp, lamp stand 1 is fixed at the desktop, and lighting fixture 2 rotates with lamp stand 1 to be connected, and lighting fixture 2 has the use position of keeping away from the desktop setting and is close to the closed position that the desktop set up moreover, and lighting fixture 2 can be manually rotated to the closed position and locked by locking mechanism 3, and when locking mechanism 3 unblock, lighting fixture 2 is rotatory to the use position by 4 drives of canceling release mechanical system. The desk lamp use data of the user are collected through the states of the locking mechanism 3 and the reset mechanism 4 of the data processing device 5, when the user uses the desk lamp next time, the data processing device judges whether the user is allowed to use the desk lamp or not by comparing the time of actually using the desk lamp by the user and the time occupied by the desk lamp, so that the user is prompted to manually rotate the lamp holder 2 to a closed position when leaving the seat, the space of a desktop is occupied, thereby preventing other people from using books, schoolbag and the like to occupy the seat, and realizing the maximized utilization of library seat resources.

Referring to fig. 6 and 7, fig. 6 and 7 are schematic diagrams of two circuits of the anti-occupancy desk lamp. The data processing device can be selected as an MCU of the model NRF52832 or STM32F103C8T6, the MCU is electrically connected with a driving circuit of the locking mechanism through pins M1 and M2, and the MCU is electrically connected with the light source assembly 21 through a PWM pin. The driving circuit of the light source module 21 and the driving circuit of the locking mechanism belong to the prior art.

In one embodiment of the locking mechanism 3, referring to fig. 2, the lamp holder 2 in fig. 2 is in the closed position. The locking mechanism 3 comprises a hook 32, an electronic lock 31 and a first in-position switch 33. The hook 32 is fixedly connected with the lamp holder 2 and can rotate along with the lamp holder 2 relative to the lamp holder 1. The electronic lock 31 is fixed on the lamp holder 1, when the lamp holder 2 is manually rotated to a closed position, the first arrival switch 33 is triggered, the first arrival switch 33 and the electronic lock 31 are electrically connected with the data processing device 5, the triggered information of the first arrival switch 33 is uploaded to the data processing device 5, and then the data processing device 5 controls the electronic lock 31 to lock the hook 32 according to the information, so that the hook 32 cannot rotate. At the same time, the data processing device 5 records the information that the electronic lock 31 locks the hook 32, i.e. the lamp holder 2 is in the closed position.

In one embodiment of the locking mechanism 3, the electronic lock 31 includes a driving portion 311 and a lock lever 312, and the lock lever 312 is pushed by the driving portion 311. When the electronic lock 31 is in the locking state, the lock bar 312 is pushed out by the driving portion 311, so that the lock bar 312 stops the hook 32, and the lamp holder 2 is locked in the closing position. The structure of the hook 32 is not limited herein, and may be stopped by the lock bar 312. Alternatively, the pushing direction of the lock rod 312 is parallel to the rotation axis of the lamp holder 2, so that the pushing direction of the lock rod 312 is perpendicular to the rotation tangential direction of the hook 32, so that the lock rod 312 can effectively lock the hook 32. The electronic lock 31 may be selected as an electromagnetic lock.

In another embodiment of the locking mechanism 3, the locking mechanism 3 only comprises the hook 32 and the electronic lock 31, and the electronic lock 31 is electrically connected with the data processing device 5. In the process that the lamp holder 2 is manually rotated to the closed position, the hook 32 touches the lock rod 312 of the electronic lock 31 to retract the lock rod 312, the retraction signal of the lock rod 312 is uploaded to the data processing device 5, and the data processing device 5 judges that the locking mechanism 3 is in the locking state through the retraction of the lock rod 312 and records the information that the lamp holder 2 is about to be in the closed position. After the lamp holder 2 rotates to the closed position, the lock rod 312 automatically rebounds to lock the hook 32. In this embodiment, the electronic lock 31 is normally in an extended state of the lock bar 312, the lock bar 312 sends a trigger signal to the data processing device 5 when being retracted by the hook 32, and the data processing device 5 records the time when the lamp holder 2 rotates to the closed position according to the sending time of the trigger signal. Meanwhile, a guide inclined surface 3121 matched with the hook 32 is arranged on one side of the lock rod 312 back to the table top, and the guide inclined surface 3121 is convenient for pushing the lock rod 312 back when the hook 32 rotates to the closing position.

In another embodiment of the locking mechanism 3, the locking mechanism 3 includes a first magnetic portion, a second magnetic portion for attracting the first magnetic portion, and a second switch in place for detecting whether the lamp holder 2 is in the closed position. The first magnetic part is fixed on the lamp holder 2, and the second magnetic part is fixed on the lamp holder 1. The data processing device 5 is electrically connected with the second in-place switch, and the data processing device 5 is also electrically connected with the first magnetic attraction part or the second magnetic attraction part. When the lamp holder 2 is manually rotated to the closed position, the second in-place switch is triggered and uploads the information to the data processing device 5, and the data processing device 5 controls the first magnetic attraction part or the second magnetic attraction part according to the triggered information of the second in-place switch, so that the first magnetic attraction part and the second magnetic attraction part are mutually attracted, and the lamp holder 2 cannot be rotated by external force. Wherein, the first magnetic part is an iron part, the second magnetic part is an electromagnetic part, and the data processing device 5 is electrically connected with the second magnetic part; alternatively, the second magnetic part is an iron part, the first magnetic part is an electromagnetic part, and the data processing device 5 is electrically connected to the first magnetic part.

In one embodiment of the resetting mechanism 4, referring to fig. 3 and 4, the resetting mechanism 4 includes a rotating shaft 43 rotatably connecting the lamp holder 1 and the lamp holder 2, the rotating shaft 43 is sleeved with an elastic portion for allowing the lamp holder 2 to rebound, and a rebound direction of the elastic portion is a rotating direction of the lamp holder 2 from a closed position to a use position. When communicating with the data processing device 5 through a terminal, an identity card, a switch and the like, the data processing device 5 can unlock the locking mechanism 3 and record the unlocking state and time, and the elastic hinge enables the lamp holder 2 to rotate to the use position under the action of self resilience force. Of course, the data processing device 5 may also light the light source assembly 21 when unlocking the locking mechanism 3.

More specifically, the return mechanism 4 is an elastic hinge, i.e., the elastic portion is made of rubber. The elastic hinge can enable the lamp holder 2 to rebound to the use position in the unlocking state, has the functions of buffering impact, eliminating noise and the like, and is particularly suitable for places with quiet external environments, such as libraries and the like. In another embodiment, the elastic portion of the reset mechanism 4 is a torsion spring, one end of the torsion spring abuts against the lamp holder 2, the other end of the torsion spring abuts against the lamp holder 1, and after the locking mechanism 3 is unlocked, the lamp holder 2 can be rebounded to the use position.

In one embodiment of the reset mechanism 4, the reset mechanism 4 further comprises a third in-position switch for detecting whether the lamp holder 2 is in the use position. The data processing device 5 is electrically connected with the third in-place switch, and when the third in-place switch is triggered by the lamp holder 2, the data processing device 5 acquires the triggered information of the third in-place switch and records the triggered time of the third in-place switch. Thus, when the resetting mechanism 4 fails to rebound, the data processing device 5 can acquire the information of the rebound failure of the resetting mechanism 4, and the service time of the desk lamp recorded in the data processing device 5 is ensured to be accurate.

In one embodiment of the resetting mechanism 4, the resetting mechanism 4 further comprises a damping bumper 44, and the damping bumper 44 is used for reducing the impact force between the lamp holder 2 and the lamp holder 1 when the lamp holder is rotated to the use position. Damping buffer 44 has certain elasticity, and the optional deformable materials such as rubber, silica gel contact with damping buffer 44 when lighting fixture 2 rotates to the use position to make lighting fixture 2 slowly stop, reduce the impact force to lamp stand 1, also can reduce the noise of striking.

Alternatively, the reset mechanism 4 comprises a fixed portion 41 fixed inside the lamp holder 1 and a rotating portion 42 fixedly connected with the lamp holder 2, and the fixed portion 41 and the rotating portion 42 are rotatably connected through a rotating shaft 43, so that the lamp holder 2 and the lamp holder 1 are rotatably connected. Wherein the hook 32 can be fixed on the rotating part 42. The damper bumper 44 is provided in parallel with the fixed portion 41, and when the rotating portion 42 rotates to the use position, the damper bumper 44 abuts against the damper bumper 44, and the damper bumper 44 has a stopper and a cushion function for the rotating portion 42. Further, the third in-place switch is fixed to the damping bumper 44 on the side abutting against the lamp holder 2, that is, the third in-place switch is fixed to the damping bumper 44 on the side abutting against the rotating portion 42, and when the rotating portion 42 contacts the damping bumper 44, the third in-place switch is triggered, and simultaneously the damping bumper 44 buffers and stops the rotation of the lamp holder 2.

In one embodiment, the anti-occupancy table lamp further comprises an infrared sensor 14 for detecting whether a person is using the seat. After the locking mechanism 3 is unlocked, the infrared sensor 14 operates to detect whether a person is present directly in front of the seat and to determine whether the seat is used by a person. If the lamp holder 2 is in the use position and the infrared sensor 14 detects that the time of no-one use before the seat exceeds a predetermined time (e.g. 15 minutes), the information is uploaded to the data processing device 5, and the information that the user leaves the seat without accident is recorded. When the user makes a next appointment or starts the desk lamp, the data processing device 5 may prohibit the user from using the desk lamp again according to the recorded information that the user has no trouble leaving the seat. The infrared sensor 14 may be provided on the lamp holder 2 or the lamp holder 1, preferably on the lamp holder 2.

In one embodiment, the anti-occupancy desk lamp further includes a light source switch for controlling the light source assembly 21, and the data processing device 5 may or may not light the light source assembly 21 after the user starts the desk lamp, that is, the locking mechanism 3 is unlocked. The user can turn on or off the light source assembly 21 through the light source switch according to his or her own needs. The light source switch can be arranged on the lamp holder 1 or the lamp holder 2.

Referring to fig. 5, in one embodiment, the anti-occupancy desk lamp further includes a near field communication unit 11, the near field communication unit 11 is electrically connected to the data processing device 5, the near field communication unit 11 can perform near field communication with a device having user information, such as a terminal, an identity card, and the like, and upload information of the near field communication to the data processing device 5, and then the data processing device 5 controls the locking mechanism 3 to be locked or unlocked according to the information of the near field communication.

In one embodiment, the occupancy-prevention desk lamp further comprises an adjusting button 12 for adjusting the color temperature and the brightness of the light source assembly 21, so as to meet various requirements of users on the color temperature and the brightness of light in different environments. Alternatively, the knob 12 and the light source switch are integrated on the same button. For example, pressing the button turns the light source assembly 21 on or off, rotating the button adjusts the brightness of the light source assembly 21, and pressing and rotating the button adjusts the color temperature of the light source assembly 21.

Referring to fig. 5, in one embodiment, the anti-occupancy desk lamp further includes a charging unit for charging the terminal. The charging part can be a wireless charging coil 13 which is wirelessly connected with the terminal to charge the terminal; the charging part can also be a charging socket and is connected with the terminal through a charging wire to charge the terminal; the portion of charging still can be wireless charging coil 13 and charging socket's combination, and wireless charging coil 13 does not limit with charging socket's quantity, makes this desk lamp can charge for a plurality of terminals simultaneously.

Referring to fig. 5, in one embodiment, the lamp holder 1 and the lamp holder 2 may be made of metal material to enhance the strength of the lamp holder 1 and the lamp holder 2, so as to be suitable for public areas such as libraries and prevent others from maliciously damaging the desk lamp. When the infrared sensor 14 is provided on the lamp socket 1 or the lamp holder 2, a region corresponding to the infrared sensor 14 is provided as a plastic portion so that the infrared sensor 14 can detect infrared rays through the plastic portion. The near field communication part 11, the wireless charging coil 13, and the like may be fixed to an inner wall of the lamp socket 1.

In one embodiment of the lamp holder 1, a fixing hole 10 is formed in a side of the lamp holder 1 facing a desk top, and the lamp holder 1 can be fastened to the desk top by a fastening member such as a screw member penetrating through the fixing hole 10. The fastener is hidden in the lamp holder 1, and the desk lamp can be prevented from being detached by others.

Optionally, the locking mechanism 3 and the resetting mechanism 4 are both arranged inside the lamp holder 1, the data processing device 5 is connected with the power supply 6, and both the data processing device 5 and the power supply 6 can be fixed below the desktop, so that the desktop space occupied by the desk lamp is reduced. In one embodiment, the lamp holder 2 is provided with a wire slot 20, and the output cable of the data processing device 5 is disposed in the wire slot 20 and extends to the light source assembly 21 to connect with the light source assembly 21.

In one embodiment, the rotating shaft 43 is disposed above the desktop and has a predetermined distance from the desktop, so that when the lamp holder 2 rotates to the closed position, the end of the lamp holder 2 close to the rotating shaft 43 is always located above the desktop, and the distance between the end of the lamp holder 2 and the desktop is the predetermined distance, which always occupies a certain height space on the desktop. In order to prevent the user from forcibly placing the object on the table top, the distance between the rotating shaft 43 and the table top can be between 5cm and 20cm, so that the lamp holder 2 can occupy a certain height space when being located at the closed position.

Optionally, the axis of the rotating shaft 43 is parallel to the desktop, so that when the lamp holder 2 rotates to the closed position, the edge of one end of the lamp holder 2 far away from the rotating shaft 43 can be parallel to the desktop or completely abutted to the desktop, so that all parts of the end of the lamp holder 2 are uniformly stressed, and the service life of the lamp holder 2 is prolonged.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. Prevent accounting for a desk lamp, its characterized in that includes:

the lamp holder is used for being fixed on the desktop;

a locking mechanism for locking the lamp holder in the closed position;

2. The occupancy-prevention desk lamp of claim 1, wherein: the locking mechanism comprises a clamping hook fixedly connected with the lamp holder, an electronic lock used for locking the clamping hook at a closing position and a first in-place switch used for detecting whether the lamp holder is at the closing position, the data processing device is electrically connected with the first in-place switch to acquire and record the state of the first in-place switch, and the data processing device is electrically connected with the electronic lock to control the electronic lock according to the state of the first in-place switch.

3. The occupancy-prevention desk lamp of claim 2, wherein: the electronic lock comprises a driving part and a lock rod pushed by the driving part, and one side of the lock rod, which faces away from the desktop, is provided with a guide inclined plane matched with the clamping hook.

4. The occupancy-prevention desk lamp of claim 1, wherein: locking mechanism is including being fixed in the first magnetism of lighting fixture is inhaled the portion, is fixed in the lamp stand and be used for with the first magnetism inhale the second magnetism of portion absorption locking and be used for detecting whether the lighting fixture is located the second of closed position switch that targets in place, data processing device with the second targets in place switch electric connection in order to acquire and record the state of second switch that targets in place, data processing device with first magnetism inhale the portion or second magnetism is inhaled a magnetic connection in order to follow the state control of second switch that targets in place first magnetism inhale the portion with the adsorption state of second magnetism inhale the portion.

5. The occupancy-prevention desk lamp of claim 1, wherein: canceling release mechanical system is including rotating the connection the lamp stand with the pivot of lighting fixture, the cover is equipped with the messenger in the pivot the elastic component that the lighting fixture kick-backed, the resilience direction of elastic component does the lighting fixture is from the closed position extremely the rotation direction of use position.

6. The occupancy-prevention desk lamp of claim 5, wherein: the reset mechanism is an elastic hinge.

7. The occupancy-prevention desk lamp of claim 1, wherein: the resetting mechanism further comprises a third in-place switch for detecting whether the lamp holder is in the use position, and the data processing device is electrically connected with the third in-place switch to acquire and record the state of the third in-place switch.

8. The occupancy-prevention desk lamp of claim 7, wherein: the resetting mechanism further comprises a damping buffer used for reducing the impact force between the lamp holder and the lamp holder when the lamp holder rotates to the use position.

9. The occupancy-prevention desk lamp of claim 8, wherein: the third in-place switch is fixed on one side, which is used for being abutted against the lamp holder, of the damping buffer.

10. An occupancy-prevention desk lamp as defined in any one of claims 1-9, wherein: the anti-occupation desk lamp further comprises an infrared sensor for detecting whether a person uses a seat.