CN214310861U

CN214310861U - Lamp and lamp system

Info

Publication number: CN214310861U
Application number: CN202022515545.XU
Authority: CN
Inventors: 杨秀; 王佳俊; 葛文静; 卞晨; 徐霞青
Original assignee: Architecture Design and Research Institute of Tongji University Group Co Ltd
Current assignee: Architecture Design and Research Institute of Tongji University Group Co Ltd
Priority date: 2020-11-04
Filing date: 2020-11-04
Publication date: 2021-09-28
Anticipated expiration: 2030-11-04

Abstract

The utility model relates to a lamps and lanterns and lamps and lanterns system, include: a light source; the distance measuring equipment is used for measuring the distance between the lamp and the reference point; the communication equipment is in communication connection with the ranging equipment, is used for being in communication connection with a mobile terminal and transmits the distance measured by the ranging equipment to the mobile terminal; and the light source, the distance measuring equipment and the communication equipment are all arranged inside the shell. The light source and the distance measuring equipment are arranged inside the shell, the distance between the light source and the reference point is measured by the distance measuring equipment, the error caused by manual distance measurement can be avoided, the measuring efficiency is high, the labor cost can be saved, the distance measuring equipment can automatically measure the distance, so that the lamp can be suitable for places where manual distance measurement is difficult to achieve, such as high altitude or complex ground, and the lamp can reach the installation requirement distance.

Description

Lamp and lamp system

Technical Field

The utility model relates to a building technical field especially relates to a lamps and lanterns and lamps and lanterns system.

Background

At present, site operation mostly depends on workers to measure, part of small areas can be visually observed, even if marking is carried out after measurement, errors exist between actual installation sizes and expectation due to manual measurement errors, and meanwhile, manual distance measurement time and labor cost consumption are large.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a lamp and a lamp system.

A light fixture, comprising:

a light source;

the distance measuring equipment is used for measuring the distance between the lamp and the reference point;

the communication equipment is in communication connection with the ranging equipment, is used for being in communication connection with a mobile terminal and transmits the distance measured by the ranging equipment to the mobile terminal; and

the casing, the light source, range unit reaches communication equipment all set up in inside the casing.

The light source and the distance measuring equipment are arranged inside the shell, the distance between the light source and the reference point is measured by the distance measuring equipment, the error caused by manual distance measurement can be avoided, the measuring efficiency is high, the labor cost can be saved, the distance measuring equipment can automatically measure the distance, so that the lamp can be suitable for places where manual distance measurement is difficult to achieve, such as high altitude or complex ground, and the lamp can reach the installation requirement distance.

In one embodiment, the ranging apparatus includes:

the laser lamp is used for emitting laser beams, and the projection points of the laser beams are the reference points; and

and the distance measuring instrument element is connected with the laser lamp and is used for measuring the distance between the lamp and the reference point.

In one embodiment, the rangefinder element comprises:

a laser emitting device for emitting a pulsed laser beam;

the laser receiving device is used for receiving the echo laser beam;

the optical element is positioned between the laser emitting device and a target object and between the laser receiving device and the target object, and is used for projecting the pulse laser beam emitted by the laser emitting device onto the target object to form the reference point, receiving the echo laser beam reflected by the target object and projecting the echo laser beam to the laser receiving device;

the time measuring device is connected with the laser transmitting device and the laser receiving device and used for obtaining the time interval from the transmission of the pulse laser beam to the reflection of the pulse laser beam from the target object according to the time when the laser transmitting device starts to transmit the pulse laser beam and the time when the laser receiving device receives the echo laser beam; and

and the control device is connected with the time measuring device and used for obtaining the distance between the lamp and the reference point according to the time interval.

In one embodiment, the control device is further connected to the laser emitting device, and the control device is further configured to control the laser emitting device to emit the pulsed laser beam.

In one embodiment, the mobile terminal further comprises a monitoring device connected with the distance measuring device and the communication device, and configured to compare a distance between a lamp and a reference point measured by the distance measuring device with a preset distance, and output an alarm signal to the communication device if an error exceeds an error threshold, and transmit the alarm signal to the mobile terminal.

In one embodiment, the communication device comprises a bluetooth signal transmitter.

In one embodiment, the light source comprises an LED.

In one embodiment, the device further comprises a base, and the shell is fixed on the base.

A luminaire system comprising a plurality of luminaires as described in any one of the above.

In one embodiment, each of the light fixtures has corresponding number information, and the communication device transmits the distance measured by the distance measuring device to the mobile terminal and simultaneously transmits the number information.

The lamp system has the advantages that the light source and the distance measuring equipment are arranged inside the shell, the distance between the lamp and the reference point is measured by the distance measuring equipment, namely the distance between the light source and the reference point is measured, errors caused by manual distance measurement can be avoided, the measuring efficiency is high, the labor cost can be saved, the distance measuring equipment can automatically measure the distance, so that the lamp can be suitable for places which are difficult to measure the distance manually, such as high altitude or complex ground, and the like, and the lamp can reach the installation requirement distance.

Drawings

Fig. 1 is a block diagram of a lamp according to an embodiment.

FIG. 2 is a perspective view of a lamp according to an embodiment.

FIG. 3 is a schematic diagram of an internal structure of a range finder element in an embodiment.

Description of reference numerals: 11. a light source; 12. a distance measuring device; 13. a communication device; 14. a housing; 15. a base; 121. a laser light; 122. a rangefinder element; 1221. a laser emitting device; 1222. a laser receiving device; 1223. an optical element; 1224. a time measuring device; 1225. a control device; 20. an object.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

In the description of the present application, it is to be understood that the terms "center", "lateral", "upper", "lower", "left", "right", "vertical", "horizontal", "top", "bottom", "inner" and "outer" etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a particular orientation, be constructed in a particular orientation, and be operated, and thus should not be construed as limiting the present application. Further, when an element is referred to as being "formed on" another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In contrast, when an element is referred to as being "directly on" another element, there are no intervening elements present.

Fig. 1 is a block diagram of a lamp according to an embodiment. As shown in fig. 1, the luminaire comprises a light source 11, a distance measuring device 12, a communication device 13 and a housing 14. The distance measuring device 12 is used to measure the distance between the luminaire and a reference point. The communication device 13 is in communication connection with the ranging device 12 for communication connection with the mobile terminal and transmits the distance measured by the ranging device 12 to the mobile terminal. The light source 11, the distance measuring device 12 and the communication device 13 are all arranged inside the housing 14.

Above-mentioned lamps and lanterns all set up light source 11 and range unit 12 inside casing 14, utilize range unit 12 to measure the distance between lamps and lanterns and the reference point and measure the distance between light source 11 and the reference point promptly, can avoid the error that artifical range finding brought, and measurement efficiency is high, can practice thrift the cost of labor, and range unit 12 automatic ranging makes this lamps and lanterns can be applicable to the place that artifical is difficult to range finding such as high altitude or person's complicated ground, thereby make lamps and lanterns can reach the installation requirement distance.

In an embodiment, the light source 11 may comprise an LED.

Specifically, the parameters and the number of the LEDs may be set according to the requirement, for example, when the requirement for brightness is high, a plurality of LEDs connected in series may be arranged inside the housing 14. A control circuit of the light source 11 may also be provided, which may control the light source 11 to be turned on or off, the brightness at the time of lighting the light source 11, and the like. The control circuit may be connected to the mobile terminal via a communication device 13, and the light source 11 is controlled by the mobile terminal via the control circuit.

FIG. 2 is a perspective view of a light fixture in one embodiment. As shown in fig. 2, the distance measuring device 12 includes a laser light 121 and a range finder element 122. The laser lamp 121 is used for emitting a laser beam, and a projection point of the laser beam is a reference point. A rangefinder element 122 is connected to the laser light 121 for measuring the distance between the light fixture and a reference point.

Specifically, the target 20 may be selected according to actual requirements, such as a wall surface, a ceiling, or an object closest to the lamp, and the spot of the laser beam emitted by the laser lamp 121 projected on the target 20 is a reference point. A distance meter element 122 is connected to the laser light 121 for measuring the distance between the light fixture and the reference point, and the distance meter element 122 may be arranged within a distance near the light source 11 such that the measured distance between the light fixture and the reference point can be approximately equal to the distance between the light source 11 and the reference point. The laser lamp 121 may be configured to emit a laser beam all the time to project a reference point, or the distance meter element 122 may control the laser lamp 121 to emit a laser beam to project a reference point. In other embodiments, the laser lamp 121 may not be provided, and the distance between the lamp and the target object 20 may be measured directly by the distance measuring device 122.

Fig. 3 is a schematic diagram of an internal structure of the distance measuring device 122 in an embodiment. As shown in fig. 3, the range finder element 122 includes a laser emitting device 1221, a laser receiving device 1222, an optical element 1223, a time measuring device 1224, and a control device 1225. The laser emitting device 1221 is used to emit a pulsed laser beam. The laser receiver 1222 is used for receiving the echo laser beam. The optical element 1223 is located between the laser transmitter 1221 and the target 20 and between the laser receiver 1222 and the target 20, and is configured to project the pulse laser beam emitted by the laser transmitter 1221 onto the target 20 to form a reference point, receive the echo laser beam reflected by the target 20, and project the echo laser beam to the laser receiver 1222. The time measuring device 1224 is connected to the laser emitting device 1221 and the laser receiving device 1222, and is used for obtaining a time interval from the emitting of the pulse laser beam to the reflection of the pulse laser beam from the target object 20 according to a time when the laser emitting device 1221 starts emitting the pulse laser beam and a time when the laser receiving device 1222 receives the echo laser beam. The control device 1225 is connected to the time measuring device 1224 for obtaining the distance between the luminaire and the reference point according to the time interval.

Specifically, the laser emitting device 1221 may include a laser driver and a pulse laser diode, and the laser is connected to the pulse laser diode and drives the pulse laser diode to emit a pulse laser beam. Wherein, the laser emitting device 1221 may be configured to emit a pulsed laser beam at a preset period; the laser driver can also be in communication connection with an external mobile terminal through the communication device 13, and the mobile terminal controls the laser driver to drive the pulse type laser diode to emit the pulse laser beam; the control device 1225 may be further configured to be connected to the laser emitting device 1221, and specifically, may be connected to a laser driver, and the control device 1225 is configured to control the laser driver to drive the pulsed laser diode to emit a pulsed laser beam.

The optical element 1223 may include a first lens assembly disposed between the laser emitting device 1221 and the target object 20. The pulsed laser beam emitted by the laser emitting device 1221 is projected onto the target object 20 through the first lens assembly to form a reference point. The first lens assembly may include a convex lens or the like, and when the pulse laser beam is perpendicularly incident to the convex lens, the convex lens changes the projection direction of the pulse laser beam so that the pulse laser beam is projected onto the target 20.

The optical element 1223 may further include a second lens assembly disposed between the laser receiving device 1222 and the target 20. When the pulse laser beam is projected onto the target 20, the target 20 reflects the echo laser beam, and the echo laser beam passes through the second lens assembly and is incident on the laser receiving device 1222. The second lens assembly may also include a convex lens, and when the echo laser beam is projected onto the convex lens, the convex lens changes the projection direction of the echo laser beam so that the echo laser beam is projected onto the laser receiving device 1222 to be received by the laser receiving device 1222.

The time measuring device 1224 is connected to the laser emitting device 1221 and the laser receiving device 1222, for example, the time measuring device 1224 may include a TDC-GP2 chip, the laser emitting device 1221 emits a pulse laser beam and inputs the pulse laser beam to a start port of the TDC-GP2 chip, the trigger time difference is measured, when the laser receiving device 1222 receives an echo laser beam, the echo laser beam is input to a stop port of the TDC-GP2 chip, and a time interval from a time when the laser emitting device 1221 emits the pulse laser beam to a time when the laser receiving device 1222 receives the echo laser beam is recorded by the TDC-GP2 chip.

The control device 1225 is connected to the time measuring device 1224, for example, the control device 1225 may include a Micro Controller Unit (MCU), and the control device 1225 calculates the distance d between the lamp and the reference point according to the time interval from the emission of the pulse laser beam by the laser emitting device 1221 to the reflection of the pulse laser beam from the target 20 to the time t of the laser flight, which is the time interval from the emission of the pulse laser beam to the reflection of the pulse laser beam by the laser receiving device 1222. And the distance d is ct/2, wherein c is the speed of light propagating in the atmosphere.

In this embodiment, the laser beam emitted by the laser emitting device 1221 is a pulse laser beam, and the distance measuring device 122 measures the distance between the lamp and the reference point by using a pulse laser distance measuring method. In other embodiments, the distance meter element 122 may also measure the distance between the lamp and the reference point by using a phase laser ranging method.

In one embodiment, the communication device 13 includes, but is not limited to, a Bluetooth signal transmitter. The ranging device 12 is in communication connection with the mobile terminal through a bluetooth signal transmitter to transmit the measured distance to the mobile terminal. The mobile terminal can be a mobile phone, a tablet and the like. In other embodiments, the communication device 13 may also include a wireless broadband (Wifi) communication device, a Zig-Bee, or the like.

In an embodiment, the luminaire further comprises a monitoring device. The supervisory equipment is connected with range unit 12 and communication equipment 13, and supervisory equipment is used for comparing the distance between lamps and lanterns that range unit 12 surveyed and the reference point with preset distance, if the error exceeds the error threshold value then to communication equipment 13 output alarm signal, and communication equipment 13 still is used for giving mobile terminal with alarm signal transmission for the user knows lamps and lanterns mounted position and is not conform to the requirement, thereby in time adjusts lamps and lanterns mounted position.

In another embodiment, the monitoring device may also be referred to as a control device 1225 in the laser range finder element 122, the control device 1225 compares the calculated distance between the lamp and the reference point with a preset distance, and outputs an alarm signal to the communication device 13 if the error exceeds the error threshold, and the communication device 13 transmits the alarm signal to the mobile terminal.

In another embodiment, after the communication device 13 transmits the distance between the lamp and the reference point measured by the distance measuring device 12 to the mobile terminal, the distance between the lamp and the reference point is compared with the preset distance by an application program in the mobile terminal, so as to determine whether the installation position of the lamp is accurate.

In an embodiment, the housing 14 may be configured into different shapes according to actual requirements, and the light source 11, the distance measuring device 12, and the communication device 13 are all located inside the housing 14, so that the lamp is suitable for various places.

In an embodiment, the luminaire further comprises a base 15. The housing 14 is fixed to the base 15 so that the lamp is fixed in various positions by the base 15. The base 15 can be designed into different sizes and shapes according to actual requirements, for example, the base 15 can be set into a shape with a wider lower surface and a narrower upper surface so as to be used as a supporting device for the shell 14 and the equipment inside the shell 14, and the base is not easy to topple; for example, a mounting assembly may be provided on the base 15 so that the light fixture may be secured in place by the base 15.

The present application further provides a luminaire system. The luminaire system comprises a plurality of luminaires as in any of the embodiments described above.

In one embodiment, each light fixture has corresponding number information, and the communication device 13 transmits the distance measured by the distance measuring device 12 to the mobile terminal while transmitting the number information. The user can distinguish different lamps and lanterns through number information to know each lamps and lanterns and the distance between the reference point separately, realize the linkage control to each lamps and lanterns, thereby the debugging and the maintenance to lamps and lanterns are conveniently.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A light fixture, comprising:

a light source;

2. A light fixture as recited in claim 1, wherein said distance measuring device comprises:

3. A light fixture as recited in claim 2, wherein said rangefinder element comprises:

a laser emitting device for emitting a pulsed laser beam;

the laser receiving device is used for receiving the echo laser beam;

4. A light fixture as recited in claim 3, wherein said control device is further coupled to said laser emitting device, said control device being further configured to control said laser emitting device to emit said pulsed laser beam.

5. The lamp according to claim 1, further comprising a monitoring device connected to the distance measuring device and the communication device, for comparing a distance between the lamp and a reference point measured by the distance measuring device with a preset distance, and outputting an alarm signal to the communication device if an error exceeds an error threshold, and the communication device further transmitting the alarm signal to the mobile terminal.

6. A light fixture as recited in claim 1, wherein the communication device comprises a bluetooth signal transmitter.

7. The light fixture of claim 1, wherein the light source comprises an LED.

8. A light fixture as recited in claim 1, further comprising a base, wherein the housing is secured to the base.

9. A luminaire system comprising a plurality of luminaires according to any one of claims 1 to 8.

10. The lamp system of claim 9, wherein each of the lamps has corresponding number information, and the communication device transmits the distance measured by the distance measuring device to the mobile terminal while transmitting the number information.