CN211824479U

CN211824479U - Infrared wireless sensor

Info

Publication number: CN211824479U
Application number: CN202020508412.7U
Authority: CN
Inventors: 曾敏; 王强; 李�瑞; 唐飞
Original assignee: Shenzhen Maileke Sensing Technology Co ltd
Current assignee: Shenzhen Maileke Sensing Technology Co ltd
Priority date: 2020-04-09
Filing date: 2020-04-09
Publication date: 2020-10-30
Anticipated expiration: 2030-04-09

Abstract

The application provides an infrared wireless sensor, include: one end of the base is used for being installed on the fixing surface, the other opposite end of the base is concavely provided with a spherical groove, and a magnet is arranged in the base; the sensor main body comprises a shell and an infrared detection assembly arranged in the shell, wherein the outer wall of one end of the shell is provided with a spherical surface matched with the spherical groove; the magnetic part is in a bowl cup shape and is detachably arranged on the inner wall of the shell; the sensor main body is rotatably arranged on the base through the magnetic attraction piece and the adsorption between the magnets. This application is because the formula mounting structure is inhaled to the adoption magnetism between the casing of base and sensor main part, and the magnet in the magnetism piece and the base of inhaling in the casing adsorbs, and the casing still can adsorb to be fixed on the base after the angle of rotation regulation casing like this, and the installation of sensor body and take off convenient operation, overall structure is simple, and the product can be suitable for the use under the complex environment.

Description

Infrared wireless sensor

Technical Field

The application belongs to the technical field of sensors, and particularly relates to an infrared wireless sensor.

Background

The infrared sensor is widely used in various environments due to its advantages of no radiation, low power consumption, good concealment, low cost, etc. Because the needs of detecting the angle, outside its fixed detection angle of lens, the great angle detection direction of ten thousand needs to be reached through the support rotation of bottom, and current infrared sensor adopts universal ball or dentate coupling mechanism to realize the regulation of angle often between support and the infrared sensor casing, but it has the problem that the structure is complicated, the assembly is consuming time more, and the main part is also difficult to take off from the support in order to change the battery or maintain.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the application is to provide an infrared wireless sensor to solve the technical problems that a support and an infrared sensor shell assembly structure existing in the prior art are complex and time-consuming and more in assembly.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: there is provided an infrared wireless sensor comprising:

one end of the base is used for being installed on the fixing surface, the other opposite end of the base is concavely provided with a spherical groove, and a magnet is arranged in the base;

the sensor main body comprises a shell and an infrared detection assembly arranged in the shell, wherein the outer wall of one end of the shell is provided with a spherical surface matched with the spherical groove;

the magnetic part is in a bowl cup shape and is detachably arranged on the inner wall of the shell;

the sensor main body is rotatably arranged on the base through the magnetic attraction piece and the attraction between the magnets.

Optionally, the magnetically attracting member is an iron cup.

Optionally, a positioning column is arranged on the inner wall of the housing, a positioning hole is formed in the position of the iron cup corresponding to the positioning column, and the positioning column is inserted into the positioning hole.

Optionally, a plurality of buckles are circumferentially arranged on the inner wall of the shell at intervals, the periphery of the iron cup abuts against the buckles, and the iron cup is clamped on the inner wall of the shell through the buckles.

Optionally, the plurality of buckles are circumferentially and uniformly distributed on the inner wall of the shell at intervals.

Optionally, the central angle of the arc of the longitudinal section of the iron cup is 80 to 120 degrees.

Optionally, a silica gel pad is arranged in the base, and the spherical groove is formed in the silica gel pad in a concave mode.

Optionally, a containing groove is formed in the central position of the inner bottom surface of the base, one end of the magnet is fixed in the containing groove, a through hole is formed in the silica gel pad, the central axis of the through hole coincides with the central axis of the containing groove, and the diameter of the through hole is smaller than that of the containing groove.

Optionally, the housing includes a front shell and a rear shell screwed to one end of the front shell, and the iron cup is detachably mounted on an inner wall of the rear shell.

Optionally, the sensor main body further comprises a fresnel lens, a battery, a circuit board and a battery mounting seat, the battery mounting seat is clamped and fixed in the housing, and a battery compartment for mounting the battery is formed on the battery mounting seat; the circuit board is fixed in on the battery mount pad, fresnel lens with infrared detection subassembly is fixed in respectively the tow sides and the relative setting of circuit board, the front lock joint of circuit board has the reflection cup, fresnel lens accept in the reflection cup, the backshell joint has the lid to establish the housing of reflection cup, the battery with infrared detection subassembly all with the circuit board electricity is connected.

The application provides an infrared wireless sensor's beneficial effect lies in: compared with the prior art, this application infrared wireless sensor adopts magnetism to inhale formula mounting structure between the casing of base and sensor main part, and magnetism in the casing is inhaled the piece and is adsorbed with the magnet in the base, and the casing still can adsorb to be fixed on the base after the angle of rotation regulation casing like this, the installation of sensor body with take off convenient operation, overall structure is simple, the product can be suitable for the use under the complex environment.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a perspective view of an infrared wireless sensor provided in an embodiment of the present application;

FIG. 2 is a first cross-sectional view of the infrared wireless sensor of FIG. 1;

FIG. 3 is an exploded view of the infrared wireless sensor of FIG. 1;

FIG. 4 is a second cross-sectional view of the infrared wireless sensor of FIG. 1;

FIG. 5 is a schematic view of the assembly of the front shell and the iron cup of the infrared wireless sensor shown in FIG. 1;

FIG. 6 is a first perspective view of the infrared wireless sensor after rotation adjustment;

fig. 7 is a perspective view of the infrared wireless sensor after rotation adjustment.

Wherein, in the figures, the respective reference numerals:

100-a base; 200-a sensor body; 300-iron cup; 110-a magnet; 120-silica gel pad; 121-spherical groove; 122-a through hole; 130-a receiving groove; 140-EVA back glue; 210-a housing; 211-front shell; 212-rear shell; 213-buckling; 214-a locating post; 220-a fresnel lens; 230-a battery; 240-circuit board; 250-a battery mount; 260-a reflector cup; 270-a housing; 310-positioning holes.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in 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.

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, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

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 application, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1 to fig. 3 together, an infrared wireless sensor provided in an embodiment of the present application will be described. The infrared wireless sensor comprises a base 100, a sensor body 200 and a magnetic piece. The base 100 can be an injection molding, one end of the base 100 is used for being installed on a fixed surface, the fixed surface can not be limited to a wall surface, the back of the base 100 is attached with an EVA (ethylene vinyl acetate) gum 140, and the base 100 is fixed on the wall surface through the EVA gum 140. A spherical groove 121 is concavely formed at an inner section opposite to the base 100, a magnet 110 is arranged in the base 100, and the magnet 110 can be a cylindrical magnetic block. The sensor body 200 includes a housing 210 and an infrared detection assembly (not shown), the housing 210 is generally spherical, and the housing 210 may be assembled by multiple parts; the infrared detection assembly is disposed in the housing 210, and an outer wall of one end of the housing 210 has a spherical surface which is adapted to the spherical groove 121 of the base 100. The whole bowl cup that is of magnetism piece of inhaling is inhaled on the inner wall of casing 210 detachably, and the effect of casing 210 accessible magnetism is inhaled and is fixed in on base 100 like this, and then borrows the cooperation of spherical groove 121 and spherical face, and casing 210 can rotate for base 100, reaches the purpose of regulation monitoring angle. The product has the advantages of few integral components, simple structure, easy assembly among the components and convenient angle adjustment operation.

The application provides an infrared wireless sensor, compare with prior art, adopt magnetism to inhale formula mounting structure between base 100 and sensor main part 200's casing 210, magnetism in casing 210 is inhaled a magnet 110 absorption in with base 100, and casing 210 still can adsorb to be fixed on base 100 after the angle of rotation regulation casing 210 like this, the installation of sensor body with take off convenient operation, overall structure is simple, the product can be suitable for the use under the complex environment.

In one embodiment, the magnetic element is an iron cup 300, which is inexpensive and easily accessible.

In an embodiment, referring to fig. 2 to 4, a positioning post 214 is disposed on an inner wall of the housing 210, a positioning hole 310 is disposed at a position of the iron cup 300 corresponding to the positioning post 214, and the positioning post 214 is inserted into the positioning hole 310. Through the arrangement of the positioning columns 214 and the positioning holes 310, the iron cup 300 can be well aligned relative to the shell 210, the assembly positioning is simple, and the phenomenon of assembly position deviation can be eliminated.

In an embodiment, referring to fig. 2, fig. 3 and fig. 5, a plurality of buckles 213 are circumferentially disposed at intervals on an inner wall of the housing 210, a periphery of the iron cup 300 abuts against each buckle 213, and the iron cup 300 is fastened to the inner wall of the housing 210 through each buckle 213. Through the arrangement of the buckle 213, the iron cup 300 and the housing 210 form a stable buckling structure, and the iron cup 300 is not easy to fall off from the inner wall of the housing 210. One side of the latch 213 may be provided with a guide slope, so that it is convenient to snap-fit the iron cup 300 on the inner wall of the housing 210, the assembly of components is convenient, and a stable structure can be formed after the assembly.

In an embodiment, referring to fig. 2 and 5, a plurality of fasteners 213 are circumferentially and uniformly spaced on the inner wall of the housing 210. Specifically, four buckles 213 are uniformly arranged on the inner wall of the shell 210 at circumferential intervals, and compared with the traditional mode of fixing the iron cup 300 by using glue, the structure with the positioning column 214, the positioning hole 310 and the buckles 213 is adopted, so that the iron cup 300 can be smoothly and stably clamped on the inner wall of the shell 210, the structure is green and environment-friendly, no deviation exists in assembly, and the consistency of the main body rotation angle is good.

In an embodiment, referring to fig. 2, 6 and 7, the central angle of the arc of the longitudinal section of the iron cup 300 is 80 to 120 degrees. That is, the maximum angle β of the iron cup 300 rotated to one side ranges from 40 degrees to 60 degrees, and the maximum angle β may be set according to the actual application environment, and specifically, the maximum angle β may be set to 40 degrees, 45 degrees, 50 degrees, 55 degrees, or 60 degrees.

In one embodiment, referring to fig. 2 and 3, the maximum diameter of the iron cup 300 is greater than or equal to the maximum diameter of the spherical groove 121. That is, the iron cup 300 may be disposed slightly larger than the spherical groove 121, so that a large angle adjustment can be achieved using less material.

In one embodiment, referring to fig. 2 to 4, a silicone pad 120 is disposed in the base 100, and a spherical groove 121 is formed in the silicone pad 120. A groove for accommodating the silicone pad 120 may be formed inside the base 100, and the silicone pad 120 is clamped and fixed in the base 100. The silicone pad 120 is disposed to prevent the casing 210 and the base 100 from rotating to scratch the casing 210, and also to fix the magnet 110.

In an embodiment, referring to fig. 2 to 4, a containing groove 130 is disposed at a central position of an inner bottom surface of the base 100, one end of the magnet 110 is fixed in the containing groove 130, the silicone pad 120 is disposed with a through hole 122, a central axis of the through hole 122 coincides with a central axis of the containing groove 130, and a diameter of the through hole 122 is smaller than a diameter of the containing groove 130. During assembly, the magnet 110 is placed in the accommodating groove 130, the silica gel pad 120 is plugged into the base 100, the side of the sensor body 200, which is provided with the iron cup 300, is placed on the base 100, and a proper angle is adjusted.

In an embodiment, referring to fig. 2 and 4, the housing 210 includes a front shell 211 and a rear shell 212 screwed to an end of the front shell 211, and the iron cup 300 is disposed in the rear shell 212. It is understood that other easily detachable structures, such as a snap structure or a snap structure, may be used to assemble the front housing 211 and the rear housing 212.

In an embodiment, referring to fig. 2 to 4, the sensor main body 200 further includes a fresnel lens 220, a battery 230, a circuit board 240 and a battery mounting base 250. The battery mounting base 250 is clamped in the housing 210, and the battery mounting base 250 forms a battery compartment for mounting the battery 230. The circuit board 240 is fixed on the battery mounting seat 250, and specifically, the circuit board 240 can be fastened on the battery mounting seat 250 through screws or mounted on the battery mounting seat 250 through a clamping structure; fresnel lens 220 and infrared detection component are fixed in the tow sides of circuit board 240 respectively, and Fresnel lens 220 and infrared detection component set up relatively, and battery 230 and infrared detection component all are connected with circuit board 240 electricity, and battery 230 is infrared detection component and circuit board 240 power supply.

The front surface of the circuit board 240 is buckled with a reflection cup 260, the Fresnel lens 220 is accommodated in the reflection cup 260, and one end of the reflection cup 260, which is far away from the circuit board 240, is abutted against the rear shell 212; the rear housing 212 is snap-fitted with a cover 270 covering the reflector cup 260. The reflector cup 260 tapers from an end near the circuit board 240 to an end away from the circuit board 240; the housing 270, the front housing 211 and the rear housing 212 are formed into an overall approximately spherical structure, and the three are installed in a detachable installation mode, so that the assembly and the disassembly are convenient.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. An infrared wireless sensor, characterized in that: the method comprises the following steps:

2. The infrared wireless sensor of claim 1, wherein: the magnetic part is an iron cup.

3. The infrared wireless sensor of claim 2, wherein: the inner wall of the shell is provided with a positioning column, a positioning hole is formed in the position, corresponding to the positioning column, of the iron cup, and the positioning column is inserted into the positioning hole.

4. The infrared wireless sensor of claim 2, wherein: the iron cup is characterized in that a plurality of buckles are arranged on the inner wall of the shell at intervals in the circumferential direction, the periphery of the iron cup is abutted against the buckles, and the iron cup is clamped on the inner wall of the shell through the buckles.

5. The infrared wireless sensor of claim 4, wherein: a plurality of the buckles are annularly and uniformly distributed on the inner wall of the shell at intervals.

6. The infrared wireless sensor of claim 2, wherein: the central angle of the arc of the longitudinal section of the iron cup is 80-120 degrees.

7. The infrared wireless sensor of claim 2, wherein: a silica gel pad is arranged in the base, and the spherical groove is formed in the silica gel pad in a concave mode.

8. The infrared wireless sensor of claim 7, wherein: the center position of the inner bottom surface of the base is provided with a containing groove, one end of the magnet is fixed in the containing groove, the silica gel pad is provided with a through hole, the central axis of the through hole is coincided with the central axis of the containing groove, and the diameter of the through hole is smaller than that of the containing groove.

9. The infrared wireless sensor as set forth in any one of claims 2 to 8, wherein: the shell comprises a front shell and a rear shell screwed at one end of the front shell, and the iron cup is detachably mounted on the inner wall of the rear shell.

10. The infrared wireless sensor of claim 9, wherein: the sensor main body further comprises a Fresnel lens, a battery, a circuit board and a battery mounting seat, the battery mounting seat is clamped and fixed in the shell, and a battery bin for mounting the battery is formed in the battery mounting seat; the circuit board is fixed in on the battery mount pad, fresnel lens with infrared detection subassembly is fixed in respectively the tow sides and the relative setting of circuit board, the front lock joint of circuit board has the reflection cup, fresnel lens accept in the reflection cup, the backshell joint has the lid to establish the housing of reflection cup, the battery with infrared detection subassembly all with the circuit board electricity is connected.