CN219320492U

CN219320492U - Human body presence sensor

Info

Publication number: CN219320492U
Application number: CN202223326513.0U
Authority: CN
Inventors: 崔健; 李辉; 闫建国; 左太祥; 李鹏
Original assignee: Qingdao Eastsoft Carrier Wave Intelligent Electronics Co ltd
Current assignee: Qingdao Eastsoft Carrier Wave Intelligent Electronics Co ltd
Priority date: 2022-12-13
Filing date: 2022-12-13
Publication date: 2023-07-07
Anticipated expiration: 2032-12-13

Abstract

The utility model provides a human body presence sensor, which belongs to the technical field of sensors, and comprises an upper shell, a light guide column, a lower shell, a circuit board, a detection element and a light guide cover, wherein the upper shell is provided with a mounting groove, the light guide column is arranged in the mounting groove, the lower shell and the upper shell cover are combined to form a containing cavity, the circuit board is contained in the containing cavity, the detection element is configured on the circuit board, the light guide cover is arranged on the upper shell, and the detection element comprises a radar sensor module and an infrared human body sensor; the lower shell is provided with opposite mounting holes along the circumferential direction. According to the utility model, when any one of the radar sensor module and the infrared human body sensor detects a human body moving object, an alarm signal can be generated, so that the detection range is enlarged, and the detection of multiple types is realized.

Description

Human body presence sensor

Technical Field

The utility model belongs to the technical field of sensors, and particularly relates to a human body existence sensor.

Background

Along with the promotion of people's living standard, have higher requirement to intelligent house of intelligent house. The human body sensor is based on the Doppler technology principle, and adopts an inlet component such as a special microwave microprocessor, a planar induction antenna and the like for safety precaution and automatic scene monitoring.

For the present time, a human presence sensor on a market generally detects a human moving object by means of an infrared sensor. But the infrared detection mode has some limitations in use. For example, the first, infrared frequencies are affected by hard objects, smoke, dust, sunlight, etc.; 2. limited by frequency, the infrared sensor has limited detection distance and accuracy; so that the moving object of the human body cannot be effectively identified, and the use and popularization of the human body presence sensor are not facilitated. In addition, in terms of functions, the existing human body presence sensor has a single function, can only detect human body movement, and cannot form linkage with devices such as home appliances.

Disclosure of Invention

In order to make up for the defects, the utility model provides a human body presence sensor, and aims to solve the problems that an infrared sensor of the existing human body presence sensor is easy to be interfered by environment and distance, and a human body moving object is difficult to effectively identify and has single function.

The utility model is realized in the following way:

the human body presence sensor comprises an upper shell, a light guide column, a lower shell, a circuit board, a detection element and a light guide cover, wherein the upper shell is provided with a mounting groove, the light guide column is mounted in the mounting groove, the lower shell and the upper shell cover are combined to form a containing cavity, the circuit board is contained in the containing cavity, the detection element is configured on the circuit board, and the light guide cover is mounted on the upper shell;

the detection element comprises a radar sensor module, an infrared human body sensor and an ambient light sensor; the lower shell is provided with opposite mounting holes along the circumferential direction, the mounting holes are configured to be mounted on a wall body mounting device, an upward-opening accommodating cavity is formed in the lower shell, and the positions of the accommodating cavities are in one-to-one correspondence with the mounting holes.

In one embodiment of the utility model, the upper shell is provided with at least two male buckles extending along the direction of the accommodating cavity, and the lower shell is provided with female buckles in one-to-one fit with the two male buckles.

In one embodiment of the present utility model, a plurality of connection posts extending along the direction of the accommodating cavity are provided in the upper case, and a through hole through which a screw can pass is provided in the bottom wall of the accommodating cavity, so that the screw is connected with the connection posts to fasten the lower case and the upper case.

In one embodiment of the utility model, the mounting hole includes a first mounting hole configured in an I-shape.

In one embodiment of the utility model, the mounting means is a snap spring, which is embedded in the first mounting hole.

In one embodiment of the utility model, the mounting hole comprises a second mounting hole, the mounting device is a mounting bracket, the mounting bracket comprises two bending ends, the two bending ends are respectively inserted into the accommodating cavity, and a bolt penetrates through the second mounting hole to be connected with the bending ends so as to fix the mounting bracket on the lower shell.

In one embodiment of the utility model, the mounting bracket is provided with at least two opposite long holes along the length direction, a through hole is arranged between the two long holes, and an expansion bolt is inserted into each long hole.

In one embodiment of the utility model, the mounting device is a lifting assembly comprising a boom including a first end that passes through the through hole and engages with a double nut to secure the first end to the mounting bracket.

In one embodiment of the utility model, the lifting assembly comprises a lifting cover and an upper bracket, wherein the upper bracket is arranged in the lifting cover.

In one embodiment of the utility model, the boom includes a second end to which the lift cap and the upper bracket are secured by a double nut fit.

Compared with the prior art, the utility model has the beneficial effects that:

(1) Human body moving objects around the radar sensor module and the infrared human body sensor. When any one of the radar sensor module and the infrared human body sensor detects a human body moving object, an alarm signal can be generated, so that the detection range is enlarged, and the detection of multiple types is realized.

(2) The ambient light sensor is used for detecting ambient illuminance, the illuminance threshold is set according to an actual application scene, and the switching of equipment such as lamplight, air conditioner and the like is performed in combination with human body detection, so that the purposes of energy conservation and emission reduction are achieved.

(3) The application range can be enlarged through embedded installation, ceiling installation and hoisting installation, so that installation under different environments can be ensured.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some examples of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural diagram of a human body presence sensor according to an embodiment of the present utility model;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is an exploded view of a human presence sensor according to an embodiment of the present utility model;

fig. 4 is a bottom view of a circuit board of a human presence sensor according to an embodiment of the present utility model;

FIG. 5 is a schematic illustration of a first installation of a human presence sensor according to an embodiment of the present utility model;

FIG. 6 is a schematic illustration of a second installation of a human presence sensor according to an embodiment of the present utility model;

FIG. 7 is a schematic illustration of a third embodiment of a human presence sensor according to an embodiment of the present utility model;

fig. 8 is a schematic structural diagram of a hoisting assembly of a third installation mode of a human body presence sensor according to an embodiment of the present utility model.

Reference numerals illustrate: 1. an upper case; 1a, a mounting groove; 1b, a male buckle; 11. a light guide column; 12. a connecting column; 2. a lower case; 2a, female buckle; 21. a mounting hole; 211. a first mounting hole; 212. a second mounting hole; 22. a receiving chamber; 23. perforating; 3. a circuit board; 4. a detection element; 41. a radar sensor module; 42. an infrared human body sensor; 43. an ambient light sensor; 5. a light guide cover; 6. clamping springs; 7. a mounting bracket; 7a, bending ends; 71. a long hole; 72. a through hole; 8. an expansion bolt; 9. hoisting the assembly; 91. a boom; 91a, a first end; 91b, a second end; 92. lifting the cover; 93. and (5) an upper bracket.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, based on the embodiments of the utility model, which are apparent to those of ordinary skill in the art without inventive faculty, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Examples

Referring to fig. 1-8, the utility model provides a technical scheme that: the human body presence sensor comprises an upper shell 1, a light guide column 11, a lower shell 2, a circuit board 3, a detection element 4 and a light guide cover 5, wherein an installation groove 1a is formed in the upper shell 1, the light guide column 11 is installed in the installation groove 1a, the lower shell 2 and the upper shell 1 are covered to form a containing cavity, the circuit board 3 is contained in the containing cavity, the detection element 4 is arranged on the circuit board 3, the light guide cover 5 is installed on the upper shell 1, and the detection element 4 comprises a radar sensor module 41, an infrared human body sensor 42 and an ambient light sensor 43; the lower shell 2 is provided with opposite mounting holes 21 along the circumferential direction, the mounting holes 21 are configured as mounting devices capable of being mounted on a wall body, the lower shell 2 is internally provided with accommodating cavities 22 with upward openings, and the positions of the accommodating cavities 22 are in one-to-one correspondence with the mounting holes 21. For example, the radar sensor module 41 is model RKB1125FP; the infrared human body sensor 42 is RE46BE-P; the ambient light sensor 43 is model BH1730FVO.

Specifically, the radar sensor module 41 and the infrared human body sensor 42 detect whether a human body moving object exists around, so that detection in various modes is realized, and more accurate human body detection is ensured. The ambient light sensor 43 detects ambient illuminance, an illuminance threshold is set according to an actual application scene, and the light, air conditioner and other equipment are turned on and off by combining with human body detection, so that the purposes of energy conservation and emission reduction are achieved.

In some embodiments, referring to fig. 2, the upper case 1 is provided with at least two male buckles 1b extending along the direction of the accommodating cavity, and the lower case 2 is provided with female buckles 2a matching with the two male buckles 1b one by one. For example, the female buckle 2a and the male buckle 1b are engaged with each other. Through the mutual cooperation between female buckle 2a and the public buckle 1b, realize that inferior valve 2 and epitheca 1 can quick assembly disassembly to can practice thrift the dismouting time, improve the efficiency of dismouting.

In some embodiments, referring to fig. 1-3, a plurality of connecting posts 12 extending along the direction of the accommodating cavity are provided in the upper shell 1, and a bottom wall of the accommodating cavity 22 is provided with a through hole 23 through which a screw can pass, so that the screw is connected with the connecting posts 12 to fasten the lower shell 2 with the upper shell 1. For example, a screw forms a threaded connection with the connection post 12. By the cooperation between the screw and the connecting column 12, not only the quick assembly disassembly between the lower shell 2 and the upper shell 1 is realized, but also the further fastening of the lower shell 2 and the upper shell 1 is realized.

Considering that the existing human body sensor is single in installation mode and practical and less in environment, the utility model provides at least three installation modes. Next, a description is made about a mounting manner of the human body presence sensor.

Example 1

Referring to fig. 5, the mounting hole 21 includes a first mounting hole 211, and the first mounting hole 211 is configured in an i shape. The mounting means is a snap spring 6, the snap spring 6 being embedded in the first mounting hole 211. The snap spring 6 is embedded into the wall body, so that the protruding part of the upper shell 1 and the snap spring 6 are clamped between the wall bodies, and embedded installation is realized.

Example two

Referring to fig. 6, the mounting hole 21 includes a second mounting hole 212, the mounting device is a mounting bracket 7, the mounting bracket 7 includes two bending ends 7a, the two bending ends 7a are respectively inserted into a receiving cavity 22, and a bolt passes through the second mounting hole 212 to be connected with the bending ends 7a, so as to fix the mounting bracket 7 on the lower case 2. The mounting bracket 7 is provided with at least two opposite long holes 71 along the length direction, a through hole 72 is arranged between the two long holes 71, and an expansion bolt 8 is inserted into each long hole 71. For example, the second mounting hole 212 is circular, elliptical, or rectangular in shape. The mounting bracket 7 is U-shaped.

According to this embodiment, the mounting bracket 7 is attached to the wall body closely, and the mounting bracket 7 is fixed to the wall body by the expansion bolts 8 to realize the installation of the human presence sensor, thereby realizing the ceiling-mounted installation.

Example III

Referring to fig. 7-8, the installation of the present embodiment also requires the installation of the installation bracket 7 according to the second embodiment, and the specific installation method is as follows:

the installation device is hoist and mount subassembly 9, hoist and mount subassembly 9 includes jib 91, and jib 91 includes first end 91a, and first end 91a passes in the through-hole 72 and through the cooperation of double nut to be fixed in on the installing support 7 with first end 91a, hoist and mount subassembly 9 includes lifts lid 92 and upper bracket 93, and upper bracket 93 locates in lifting lid 92, and jib 91 includes second end 91b, lifts lid 92 and upper bracket 93 and is fixed in on the second end 91b through the cooperation of double nut. For example, the upper bracket 93 is formed in a shape of a letter of a few.

According to this embodiment, after the assembly of the respective members is completed, the upper bracket 93 is fixed to the wall body by the expansion bolts 8 to achieve the installation of the human presence sensor, thereby achieving the hoist-type installation.

Specifically, the working principle of the human body presence sensor is as follows: in use, a surrounding human moving object is detected by the radar sensor module 41 and the infrared human sensor 42. When any one of the radar sensor module 41 and the infrared human body sensor 42 detects a human body moving object, an alarm signal can be generated, so that the detection range is enlarged, and the detection of multiple types is realized. And the ambient light sensor 43 detects ambient illuminance, the illuminance threshold is set according to the actual application scene, and the light, air conditioner and other equipment are turned on and off in combination with human body detection, so that the purposes of energy conservation and emission reduction are achieved. In addition, the application range can be enlarged through embedded installation, ceiling installation and hoisting installation, so that installation under different environments can be ensured.

The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a human presence sensor, includes epitheca (1), leaded light post (11), inferior valve (2), circuit board (3), detecting element (4) and light guide cover (5), be equipped with mounting groove (1 a) on epitheca (1), leaded light post (11) install in mounting groove (1 a), inferior valve (2) with epitheca (1) lid is closed in order to form and is acceptd the chamber, circuit board (3) accept in acceptd the intracavity, detecting element (4) be disposed in on circuit board (3), light guide cover (5) install in on epitheca (1), its characterized in that:

the detection element (4) comprises a radar sensor module (41), an infrared human body sensor (42) and an ambient light sensor (43);

the lower shell (2) is provided with opposite mounting holes (21) along the circumferential direction, the mounting holes (21) are configured to be mounted on a wall body mounting device, the lower shell (2) is internally provided with accommodating cavities (22) with upward openings, and the positions of the accommodating cavities (22) are in one-to-one correspondence with the mounting holes (21).

2. The human body presence sensor according to claim 1, wherein the upper case (1) is provided with at least two male buckles (1 b) extending along the direction of the accommodating cavity, and the lower case (2) is provided with female buckles (2 a) which are in one-to-one fit with the two male buckles (1 b).

3. A human presence sensor according to claim 1, characterized in that said upper shell (1) is provided with a plurality of connecting posts (12) extending in the direction of said housing cavity, the bottom wall of said housing cavity (22) is provided with perforations (23) through which screws can pass, said screws being connected to said connecting posts (12) to fasten said lower shell (2) to said upper shell (1).

4. A human presence sensor according to claim 1, characterized in that said mounting hole (21) comprises a first mounting hole (211), said first mounting hole (211) being configured in an i-shape.

5. A human presence sensor according to claim 4, characterized in that said mounting means is a snap spring (6), said snap spring (6) being embedded in said first mounting hole (211).

6. A human presence sensor according to claim 1, characterized in that said mounting hole (21) comprises a second mounting hole (212), said mounting means being a mounting bracket (7), said mounting bracket (7) comprising two bent ends (7 a), each of said two bent ends (7 a) being inserted into one of said receiving cavities (22), a bolt being connected to said bent ends (7 a) through said second mounting hole (212) to fix said mounting bracket (7) to said lower shell (2).

7. A human presence sensor according to claim 6, characterized in that said mounting bracket (7) is provided with at least two opposite elongated holes (71) along the length direction, a through hole (72) is provided between two of said elongated holes (71), and an expansion bolt (8) is inserted into each of said elongated holes (71).

8. A human presence sensor according to claim 7, characterized in that said mounting means is a lifting assembly (9), said lifting assembly (9) comprising a boom (91), said boom (91) comprising a first end (91 a), said first end (91 a) passing through said through hole (72) and being engaged by a double nut to secure said first end (91 a) to said mounting bracket (7).

9. A human presence sensor according to claim 8, characterized in that said lifting assembly (9) comprises a lifting cover (92) and an upper support (93), said upper support (93) being provided in said lifting cover (92).

10. A human presence sensor according to claim 9, characterized in that the boom (91) comprises a second end (91 b), the lifting cover (92) and the upper bracket (93) being fixed to the second end (91 b) by means of a double nut fit.