CN217467210U - Curtain sensor - Google Patents

Abstract

A curtain sensor comprises a base and a detection probe; the base comprises a panel and an assembly box, and a circuit assembly is arranged in the assembly box; the panel is provided with a rotating assembly hole; the detection probe protrudes out of the base, a connecting rod is arranged on the back face of the detection probe, the end portion of the connecting rod is a rotating portion, and the rotating portion is rotatably arranged in the rotating assembly hole and is provided with damping. In this application, through the improvement to traditional curtain sensor structure, make test probe be protrusion in the structure of base, and test probe can be at certain angle internal rotation, and it is convenient to adjust as required, and convenient operation makes adaptability, the adaptability of sensor stronger.

Description

Curtain sensor

Technical Field

The utility model belongs to human removal detection sensor field, concretely relates to curtain sensor.

Background

The curtain sensor, also called curtain detector, is one kind of infrared detector, and according to the difference of the form of optical system and the structural form of fresnel lens group, can form different detection zone shapes, and in the prior art, the curtain sensor can generally form long and narrow detection zone, often uses as wall-hanging or embedded passive infrared detector.

Curtain sensor commonly used is wall-hanging or the integral type structure of embedding in the wall body, including the base, is equipped with test probe on the base, and this test probe's rigidity, unable rotation, if: an embedded curtain sensor is disclosed in a Chinese appearance patent with the patent number of CN202030103232.6, and is of an integrated structure and convenient to mount. Therefore, after the integrated curtain sensor is installed, the detection range is determined, and the integrated curtain sensor cannot be adjusted according to needs, so that certain use limitation exists.

Accordingly, the present application contemplates further designs and improvements in curtain sensor construction based on the above-identified deficiencies in the prior art.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the utility model provides a curtain sensor, wherein a detection probe can be arranged on a base in a rotating manner within a certain angle, so that after installation, the detection probe can also be rotated as required to adjust a proper detection range, and the practicability is stronger; meanwhile, the assembly structure is simple, the use is convenient, and the stability is good.

In order to solve the above technical problem, the present invention solves the above technical problems.

A curtain sensor comprises a base and a detection probe; the base comprises a panel and an assembly box, and a circuit assembly is arranged in the assembly box; the panel is provided with a rotating assembly hole; the detection probe protrudes out of the base, a connecting rod is arranged on the back face of the detection probe, the end portion of the connecting rod is a rotating portion, and the rotating portion is rotatably arranged in the rotating assembly hole and is provided with damping.

In this application, through the improvement to traditional curtain sensor structure, make test probe be protrusion in the structure of base, and test probe can be at certain angle internal rotation, and it is convenient to adjust as required, and convenient operation makes adaptability, the adaptability of sensor stronger.

In a preferred embodiment, the rotating part is a substantially spherical structural member, so that the rotating part can rotate flexibly in all directions, and the rotating part is provided with a through hole which is communicated with the through hole in the connecting rod and communicated to the detection probe for passing a signal line and an electric wire.

In a preferred embodiment, the inner wall of the rotating assembly hole is provided with a plurality of protruding supporting ribs, each supporting rib is provided with an arc-shaped section, the arc-shaped sections on the plurality of supporting ribs mutually limit a space for accommodating the rotating part, the whole structure is stable, the approximately spherical rotating part can flexibly rotate in the space, and meanwhile, the extrusion contact provides damping.

In the preferred embodiment, the region of the rotation pilot hole on the panel is equipped with the cavity that sinks, is equipped with the detachable limiting plate in the cavity that should sink, can will rotate the portion spacing in rotating the pilot hole after this limiting plate assembly, can not deviate from, can take off test probe after the limiting plate is dismantled, be convenient for maintain and change different test probe, convenient operation.

In a preferred embodiment, a plurality of assembly holes are circumferentially distributed in the sunken cavity, a plurality of corresponding assembly columns are arranged on the limiting plate, the assembly columns are inserted into the assembly holes to realize assembly, and the assembly columns can be matched with screws to improve stability.

In a preferred embodiment, the limiting plates are two semicircular annular plates, so that the installation and the disassembly are convenient.

In a preferred embodiment, the rotating assembly hole is located at the center of the panel, the panel is further provided with two cover plates, the two cover plates are arranged on the left and right of the panel, the assembly hole can be exposed after the cover plates are disassembled, and the panel is installed on the assembly box by screwing in screws.

Compared with the prior art, the utility model discloses following beneficial effect has: the curtain sensor is provided, wherein the detection probe can be arranged on the base in a rotating manner within a certain angle, so that after the curtain sensor is installed, the detection probe can also be rotated according to needs to adjust a proper detection range, and the practicability is higher; meanwhile, the assembly structure is simple, the use is convenient, and the stability is good.

Drawings

Fig. 1 is a perspective view of a curtain sensor according to the present invention.

Figure 2 is a front view of a curtain sensor of the present invention.

Fig. 3 is a perspective view of the assembly case of the present invention.

Fig. 4 is a perspective view of the curtain sensor with the restriction plate omitted in the present invention.

Fig. 5 is an enlarged view of the area a in fig. 4.

Fig. 6 is a first perspective view of the limiting plate of the present invention.

Fig. 7 is a second perspective view of the limiting plate of the present invention.

Fig. 8 is a perspective view of a panel according to the present invention.

Fig. 9 is an enlarged view of the region B in fig. 8.

Fig. 10 is a perspective view of the detection probe of the present invention assembled on a panel.

Fig. 11 is an enlarged view of the region C in fig. 10.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

In the following embodiments, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout, and the embodiments described below by referring to the drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the terms: the center, vertically, transversely, length, width, thickness, upper and lower, preceding, back, left and right, vertical, level, top, end, inside and outside, clockwise, anticlockwise etc. indicate position or positional relationship for based on the position or positional relationship that the drawing shows, just for the convenience of description the utility model discloses and simplified description, consequently can not be understood as the restriction of the utility model. Furthermore, the terms: first, second, etc. 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 shown. In the description of the present invention, unless expressly specified or limited otherwise, the terms: mounting, connecting, etc. should be understood broadly, and one of ordinary skill in the art will understand the specific meaning of the terms used in this application as appropriate.

Referring to fig. 1 to 11, a curtain sensor according to the present invention includes a base and a detecting probe 3; the base comprises a panel 2 and an assembly box 1, and a circuit assembly is arranged in the assembly box 1; a rotary assembly hole 288 is arranged on the panel 2; the detection probe 3 protrudes out of the base, a connecting rod 31 is arranged on the back of the detection probe 3, the end of the connecting rod 31 is a rotating part 32, and the rotating part 32 is rotatably arranged in the rotating assembly hole 288 and has damping.

Specifically, in the present application, the rotating portion 32 is a substantially spherical structural member, so that the rotating portion can flexibly rotate in all directions, and the rotating portion 32 has a through hole therein, and the through hole communicates with the through hole in the connecting rod 31 and communicates with the detection probe 3 for passing a signal line and an electric wire. Further, a plurality of protruding supporting ridges 282 are formed on the inner wall of the rotation fitting hole 288, the supporting ridges 282 have arc-shaped cross sections 283, and the arc-shaped cross sections 283 of the plurality of supporting ridges 282 mutually define a space for accommodating the rotating part 32, so that the overall structure is stable, the substantially spherical rotating part 32 can flexibly rotate in the space, and the pressing contact provides damping.

In this application, can see from figure 4 and figure 5, the place region of the rotation pilot hole 288 on the panel 2 is equipped with the cavity 28 that sinks, should sink and be equipped with detachable limiting plate 23 in the cavity 28, can be spacing in rotating pilot hole 288 with rotation portion 32 after this limiting plate 23 assembles, can not deviate from, can take off test probe 3 after dismantling limiting plate 23, be convenient for maintain and change different test probe, convenient operation. Specifically, a plurality of assembly holes 281 are formed in the sinking cavity 28 and distributed in the circumferential direction, a plurality of corresponding assembly posts 231 are arranged on the limiting plate 23, and the assembly posts 231 are inserted into the assembly holes 281 to be assembled, or are matched with screws to be assembled to improve stability. Preferably, the limiting plates 23 are two semicircular annular plates, so that the installation and the disassembly are convenient.

In this application, can see from fig. 2 that the rotation pilot hole 288 is located central point on the panel 2 puts, still be equipped with cover plate 21 on the panel 2, about each one respectively two totally, can expose the pilot hole after taking apart cover plate 21, twist the screw and install panel 2 to on the assembly box 1.

In addition, in a specific embodiment, a sensing unit in the curtain sensor in the present application is a pyroelectric infrared sensor, a 25-degree environment detection distance is greater than 8 meters, a 30-degree environment detection distance is greater than 6 meters, and a detection angle is: the sector width angle is 110 degrees, and the sector thickness angle is less than or equal to 4 degrees on a single side.

The curtain sensor in this application, supports direction detection: the directional reporting of the human body movement is supported, and whether the human body moves from the inside to the outside or from the inside to the outside is judged.

The curtain sensor in this application, operating temperature is at 25 degrees 2 degrees, and direction identification is optimal when highly 2.1 meters hanging installation: the direction recognition probability is more than 95% when the distance is less than 6 meters; the direction recognition probability is >85% at a distance of 8 meters. In addition, still support and prevent pet wrong report, highly 2.1 meters hanging installation, the product has when surveying towards the dead ahead and prevents the pet performance: the probability of preventing pets is greater than 60% when the distance is 8 meters; the probability of preventing pets is more than 70% when the distance is 6 meters; the probability of preventing pets is more than 85% when the distance is 4 meters.

Above description can be seen, in this application, through the improvement to traditional curtain sensor structure, make test probe 3 be the structure of protrusion in the base, and test probe 3 can be at certain angle internal rotation, and it is convenient to adjust as required, and convenient operation makes adaptability, the adaptability of sensor stronger.

As described above, the present invention provides a curtain sensor, wherein the detecting probe can be rotatably disposed on the base within a certain angle, so that after being installed, the detecting probe can be rotated as required to adjust a suitable detecting range, and the practicability is stronger; meanwhile, the assembly structure is simple, the use is convenient, and the stability is good.

The protection scope of the present invention includes but is not limited to the above embodiments, the protection scope of the present invention is subject to the claims, and any replacement, deformation, and improvement that can be easily conceived by those skilled in the art made by the present technology all fall into the protection scope of the present invention.

Claims (7)

1. A curtain sensor, characterized by comprising a base and a detecting probe (3);

the base comprises a panel (2) and an assembly box (1), and a circuit assembly is arranged in the assembly box (1);

a rotary assembly hole (288) is arranged on the panel (2);

the detection probe (3) protrudes out of the base, a connecting rod (31) is arranged on the back of the detection probe (3), the end of the connecting rod (31) is a rotating part (32), and the rotating part (32) is rotatably arranged in the rotating assembly hole (288) and is provided with damping.

2. A curtain sensor as claimed in claim 1, characterised in that the rotating part (32) is a substantially spherical structural part, and that the rotating part (32) has a through-hole therein, which communicates with a through-hole in the connecting rod (31) and into the sensing probe (3).

3. A curtain sensor as claimed in claim 2, wherein the rotation fitting hole (288) is provided with a plurality of protruding support ridges (282) on the inner wall thereof, the support ridges (282) having curved sections (283), the curved sections (283) of the plurality of support ridges (282) defining a space therebetween for accommodating the rotation portion (32).

4. A curtain sensor as claimed in claim 2, characterised in that the area of the rotary mounting hole (288) in the panel (2) is provided with a recessed cavity (28), and in that the recessed cavity (28) is provided with a removable stop plate (23).

5. A curtain sensor as claimed in claim 4, characterised in that a plurality of circumferentially distributed mounting holes (281) are provided in the recessed well (28), and a plurality of opposed mounting posts (231) are provided on the retainer plate (23).

6. A curtain sensor as claimed in claim 4, characterised in that the retainer plates (23) are two semi-circular annular plates.

7. A curtain sensor as claimed in claim 1, wherein the rotary mounting hole (288) is centrally located on the faceplate (2), and a cover (21) is provided on the faceplate (2).

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