CN212969809U

CN212969809U - PIR sensor rotating structure and camera

Info

Publication number: CN212969809U
Application number: CN202021717142.7U
Authority: CN
Inventors: 宁祝容; 夏建雄
Original assignee: Zhangzhou Lidaxin Optoelectronic Technology Co ltd
Current assignee: Zhangzhou Lidaxin Optoelectronic Technology Co ltd
Priority date: 2020-08-17
Filing date: 2020-08-17
Publication date: 2021-04-13
Anticipated expiration: 2030-08-17

Abstract

The application provides a PIR sensor rotating-structure and camera, this PIR sensor rotating-structure include guide rail frame and spherical sensor, be equipped with the arc wall on the guide rail frame, the guide rail groove has been seted up on the arc wall, the spherical sensor epirelief is equipped with the guide pillar, the guide pillar peg graft in the guide rail inslot, the guide pillar is kept away from spherical sensor's one end is equipped with the sliding block, the sliding block with the arc wall is kept away from one side of spherical sensor is laminated mutually, so that the arc wall is close to one side and the part of spherical sensor the surface damping laminating of spherical sensor, spherical sensor can wind the axis of guide pillar is rotatory and can follow the extending direction in guide rail groove is rotatory. After the camera is fixed in position, the sensing range of the spherical sensor has the advantages of convenience in adjustment, large angle adjusting range and good adjusting stability, and the experience comfort level of a user is greatly improved.

Description

PIR sensor rotating structure and camera

Technical Field

The application belongs to the technical field of make a video recording, more specifically say, relate to a PIR sensor rotating-structure and camera.

Background

A pyroelectric InfraRed sensor (PIR sensor for short) for a human body is a sensor that performs data processing by using InfraRed rays, and has advantages such as high sensitivity.

At present, human body pyroelectric infrared sensors are widely applied to the field of cameras and used for human body detection. Generally speaking, human pyroelectric infrared sensor fixes in the casing of camera, and its response scope to the human body receives the mounted position and the angle influence of camera, in case the position of camera and the fixed back of angle, human pyroelectric infrared sensor's response scope just is fixed for it can not adjust its response scope at any time, want to adjust its response scope, can only dismantle the camera, then adjust and fix the camera once more after corresponding angle, above-mentioned regulation mode is wasted time and energy, seriously influence user experience.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of this application is to provide a PIR sensor rotating-structure to solve the inconvenient technical problem of sensing range regulation of camera among the prior art.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: the utility model provides a PIR sensor rotating-structure, includes guide rail frame and spherical sensor, be equipped with the arc wall on the guide rail frame, the guide rail groove has been seted up on the arc wall, the spherical sensor epirelief is equipped with the guide pillar, the guide pillar peg graft in the guide rail inslot, the guide pillar is kept away from the one end of spherical sensor is equipped with the sliding block, the sliding block with the arc wall is kept away from one side of spherical sensor is laminated mutually, so that the arc wall is close to one side and the part of spherical sensor the surface damping laminating of spherical sensor, spherical sensor can wind the axis of guide pillar is rotatory and can follow the extending direction in guide rail groove is rotatory.

In one embodiment, a sealing ring is arranged on one side of the arc-shaped wall, which is in damping fit with the spherical sensor.

In one embodiment, a plurality of convex rings are arranged on one side of the sealing ring close to the spherical sensor.

In one embodiment, the seal ring and the arcuate wall are integrally formed.

In one embodiment, a first positioning member is disposed on an end surface of the guide post away from the spherical sensor, and a second positioning member adapted to the first positioning member is disposed on the sliding block.

In one embodiment, the first positioning member is a positioning column, and the second positioning member is a positioning hole; or, the first positioning piece is a positioning hole, and the second positioning piece is a positioning column.

In one embodiment, the slider block is removably coupled to the guide post via a fastener.

In one embodiment, a convex frame surrounding the guide rail groove is arranged on one side, away from the spherical sensor, of the arc-shaped wall, and the sliding block is slidably arranged in the convex frame and attached to the arc-shaped wall.

In one embodiment, the guide pillar and the sliding block are provided with threading holes which are coaxially arranged.

Another object of the present application is to provide a camera, which includes a housing, a camera module disposed in the housing, and a PIR sensor rotating structure as described above, wherein the rail bracket and the housing are connected such that the spherical sensor can rotate relative to the housing and the camera module.

The application provides a pair of PIR sensor rotating-structure and camera's beneficial effect lies in: spherical sensor passes through the guide pillar and the damping of the arc wall of sliding block cooperation realization with the guide rail frame is connected, thereby make spherical sensor guarantee its stability that stops in the current position when not receiving exogenic action, thereby guarantee the stability of spherical sensor response, spherical sensor can rotate around the axis of guide pillar and can follow the extending direction rotation in guide rail groove in addition, make the angle of regulation scope of spherical sensor response scope big, make the camera rigidity back of this application, spherical sensor's response scope has the convenience of regulation, the big just stability regulation's of angle of regulation scope advantage, user's experience comfort level has been improved greatly.

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 schematic overall structure diagram of a PIR sensor rotating structure provided in embodiment 1 of the present application;

FIG. 2 is a schematic cross-sectional structural diagram of a PIR sensor rotating structure provided in embodiment 1 of the present application;

fig. 3 is a schematic structural diagram of a guide rail bracket and a sliding block in a PIR sensor rotating structure provided in embodiment 1 of the present application;

fig. 4 is a schematic structural diagram of a spherical sensor, a sealing ring and a back surface of a sliding block in a PIR sensor rotating structure provided in embodiment 1 of the present application;

fig. 5 is a schematic structural diagram of one side of a PIR sensor rotating structure provided in embodiment 1 of the present application, where a seal ring is attached to a spherical sensor;

fig. 6 is a schematic overall structure diagram of a camera provided in embodiment 2 of the present application;

fig. 7 is an exploded view of a camera according to embodiment 2 of the present application.

Wherein, in the figures, the respective reference numerals:

1. a guide rail bracket; 11. a circular wall; 12. an arcuate wall; 121. a guide rail groove; 122. a convex frame; 123. reinforcing ribs; 2. a spherical sensor; 21. a guide post; 211. a first positioning member; 212. a first threading hole; 213. a screw hole; 214. a groove; 3. a slider; 31. a second positioning member; 32. a second threading hole; 33. mounting holes; 34. a bump; 4. a seal ring; 41. a convex ring; 5. a fastener; 6. a housing; 7. a camera assembly.

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.

Example 1:

referring to fig. 1 to fig. 3, a PIR sensor rotation structure according to an embodiment of the present application will be described. The PIR sensor rotating structure comprises a guide rail frame 1 and a spherical sensor 2. The guide rail frame 1 comprises a circular wall 11 and an arc-shaped wall 12 arranged in the circular wall 11, the arc-shaped wall 12 is hemispherical, and the spherical sensor 2 is a spherical PIR sensor. In this embodiment, the arc-shaped wall 12 and the spherical sensor 2 are attached to each other to form a concentric structure, which facilitates the rotation of the spherical sensor. The side of the arc-shaped wall 12 close to the spherical sensor 2 is in damping fit with the outer surface of the partial spherical sensor 2, so that a large friction force is generated between the arc-shaped wall 12 and the spherical sensor 2, and the relative position between the spherical sensor 2 and the guide rail bracket 1 is stable.

Specifically, a guide rail groove 121 is formed in the arc-shaped wall 12, the guide rail groove 121 is an arc-shaped long groove, a guide post 21 is convexly arranged on the spherical sensor 2, and the guide post 21 is inserted into the guide rail groove 121 so that the outer surface of the spherical sensor 2 is attached to the arc-shaped wall 12. The one end that spherical sensor 2 was kept away from to guide pillar 21 is equipped with sliding block 3, sliding block 3's narrowest width is greater than the width of guide rail groove 121, sliding block 3 and arc wall 12 are kept away from one side of spherical sensor 2 and are laminated mutually, sliding block 3 and spherical sensor 2 are located the both sides of arc wall 12 respectively, realize spherical sensor 2 and arc wall 12's damping laminating after sliding block 3 and guide pillar 21 are connected, sliding block 3 and the detachable connection of guide pillar 21, the spherical sensor 2 of being convenient for like this and the equipment of guide rail frame 1. In the present embodiment, the spherical sensor 2 is a spherical PIR sensor, that is, the PIR sensor is arranged in a spherical housing of the spherical sensor 2, and the spherical sensor 2 is a conventional spherical PIR sensor, and the specific structure thereof will not be described in detail.

In the present embodiment, the spherical sensor 2 is rotatable about the axis of the guide post 21 and rotatable in the extending direction of the rail groove 121. As shown in fig. 2, the spherical sensor 2 rotates around the axis of the guide post 21, so as to realize the angle adjustment of the sensing range of the spherical sensor 2 in the horizontal direction, wherein the spherical sensor 2 can rotate 360 ° in the horizontal direction. Simultaneously, spherical sensor 2 rotates along the extending direction of guide rail groove 121 through guide pillar 21, because guide rail groove 121 is the arc wall, thereby realize that spherical sensor 2 is rotatory (vertical direction) in the upper and lower direction of fig. 2, make spherical sensor 2's angle of response can be adjusted down or down, can carry out 360 rotatory cooperation backs with the horizontal direction, can make spherical sensor 2's angle of regulation of response scope big, thereby can greatly reduced its requirement and the installation difficulty degree to fixed position, and when needing to adjust, only need apply one be greater than between spherical sensor 2 and the arc wall 12 damping force can, have easy operation, convenient advantage.

The embodiment of the application provides a pair of PIR sensor rotating-structure, wherein, spherical sensor 2 passes through

guide pillar

21 and 3 cooperation realization of sliding block and is connected with the damping of the arc wall 12 of guide rail frame 1, thereby make spherical sensor 2 guarantee its stability of stopping at the present position when not receiving the exogenic action, thereby guarantee that spherical sensor 2 keeps the stability of current response scope, spherical sensor 2 can be rotatory around the axis of guide pillar 21 and can follow the extending direction rotation of guide rail groove 121 in addition, it is big to make spherical sensor 2's response scope have angle regulation scope, adjust convenient and stability-adjusting's advantage, user's experience comfort level has been improved greatly.

As shown in fig. 2, 4 and 5, in the present embodiment, a sealing ring 4 is disposed on one side of the arc-shaped wall 12, which is in damping contact with the spherical sensor 2. The sealing ring 4 serves on the one hand to increase the damping force between the curved wall 12 and the spherical sensor 2 and on the other hand to seal between the curved wall 12 and the spherical sensor 2, so that the camera to which the PIR sensor rotary structure is applied in the following can be made waterproof.

As shown in fig. 2, 4 and 5, in the present embodiment, the side of the sealing ring 4 close to the spherical sensor 2 is provided with a plurality of convex rings 41, specifically, the convex ring 41 is provided with two rings, when the sliding block 3 and the guide pillar 21 are connected, the spherical sensor 2 and the arc-shaped wall 12 can press the convex ring 41, so that the convex ring 41 can further increase the damping force and the sealing performance between the arc-shaped wall 12 and the spherical sensor 2.

In this embodiment, the seal ring 4 and the arcuate wall 12 are integrally formed. Specifically, the guide rail frame 1 is formed by injection molding of a plastic material, and the sealing ring 4 is formed by injection molding of a silica gel or rubber material. Guide rail frame 1 and sealing washer 4 are through rubber coating technology integrated into one piece, and one side that sealing washer 4 is close to arc wall 12 is equipped with protruding structure, has guaranteed leakproofness and the firm in connection between sealing washer 4 and the arc wall 12 like this, has prevented effectively that spherical sensor 2 from making sealing washer 4 and arc wall 12 separation at rotatory in-process. In other embodiments, the sealing ring 4 may be fixed to the arc-shaped wall 12 by means of a countersunk screw, which is used to ensure that the surface of the arc-shaped wall 12 is in a smooth arc shape.

As shown in fig. 2 to 4, in the present embodiment, a first positioning element 211 is disposed on an end surface of the guide pillar 21 away from the spherical sensor 2, and a second positioning element 31 adapted to the first positioning element 211 is disposed on the sliding block 3.

The first positioning member 211 and the second positioning member 31 function to improve the coupling efficiency between the slide block 3 and the guide post 21. The first positioning element 211 is a positioning column, and the second positioning element 31 is a positioning hole inserted into the positioning column. In other embodiments, the first positioning element 211 is a positioning hole, and the second positioning element 31 is a positioning column inserted into the positioning hole. The positioning column and the positioning hole are provided with two. In this embodiment, the guide post 21 is further provided with a groove 214, one side of the sliding block 3, which is close to the guide post 21, is provided with a protrusion 34, the shape of the protrusion 34 is matched with the shape of the groove 214, the groove 214 and the protrusion 34 are used for further improving the contact area between the sliding block 3 and the guide post 21 and the structural strength of connection between the sliding block 3 and the guide post 21, and the phenomenon that the spherical sensor 2 breaks the positioning post when performing damped rotation is avoided, so as to ensure that the sliding block 3 and the guide post 21 can move synchronously.

As shown in fig. 2-4, in the present embodiment, the sliding block 3 is detachably connected to the guide post 21 by the fastener 5. Specifically, the sliding block 3 is provided with a mounting hole 33, the end surface of the guide post 21 away from the spherical sensor 2 is provided with a screw hole 213, the fastener 5 is a screw, the screw passes through the mounting hole 33 and is in threaded connection with the screw hole 213, so that the sliding block 3 and the guide post 21 are fixedly connected, and when the sliding block 3 and the guide post 21 are fixedly connected, the outer surface of the spherical sensor 2 is in damping fit with the arc-shaped wall 12. In other embodiments, the screw is an automatic screw, and the rail frame 2 is made of plastic material, and the screw hole may be a through hole.

As shown in fig. 1, 3 and 4, in the present embodiment, a protruding frame 122 surrounding the guide rail groove 121 is provided on a side of the arc-shaped wall 12 away from the spherical sensor 2, and the slide block 3 is slidably provided in the protruding frame 122 and attached to the arc-shaped wall 12. In the present embodiment, the convex frame 122 is used to increase the structural strength of the arc-shaped wall 12, and prevent the arc-shaped wall 12 from deforming during the damped rotation process due to the spherical sensor 2. Sliding block 3 is preferably a circular block, or the outer side surface of sliding block 3 is an arc-shaped surface, so that sliding block 3 can rotate in convex frame 122, and the side of sliding block 3 attached to arc-shaped wall 12 is also an arc-shaped surface. The arc-shaped arm surface between the convex frame 122 and the guide rail groove 121 for fitting with the slide block 3 is a smooth surface, so as to ensure that the slide block 3 can slide. Still be equipped with strengthening rib 123 in the one side of spherical sensor 2 is kept away from to arc wall 12, strengthening rib 123 and protruding frame 122 are connected, and the effect of strengthening rib 123 is the structural strength who further improves arc wall 12 to can reduce the thickness of arc wall 12, practice thrift the cost.

As shown in fig. 2, 4 and 5, in this embodiment, the guide post 21 and the sliding block 3 are provided with coaxial threading holes, the guide post 21 is provided with a first threading hole 212 communicated with the groove 214 and the interior of the spherical shell, and the sliding block 3 is provided with a second threading hole 32, which is used to communicate the spherical sensor 2 with a power supply, which is a power supply of a camera in the following embodiments.

Example 2:

the embodiment of the application provides a camera, which comprises a shell 6, a camera head component 7 arranged in the shell 6 and a PIR sensor rotating structure as described in embodiment 1 above. The camera assembly 7 is a conventional camera assembly, and includes a lens, a driving circuit board and other structures, the specific structure of which is not described here, the lens is used for shooting an external unit of the casing 6, the driving circuit board is used for electrically connecting with an external power supply, and the driving circuit board is electrically connected with the spherical sensor 2 in embodiment 1 after passing through a wire hole. In this embodiment, the rail bracket 1 and the housing 6 are connected so that the spherical sensor 2 can rotate relative to the housing 6 and the camera head assembly 7. After the position of casing 6 is fixed, camera subassembly 7's the scope of making a video recording is fixed at the angle of needs, and when needs spherical sensor 2 to other angles make people to feel, only need apply a revolving force to spherical sensor 2 alone can, have easy operation, convenient advantage. Wherein, the guide rail frame 1 and the housing 6 are connected by a rotary hook structure, in other embodiments, the guide rail frame 1 and the housing 6 are fixedly connected by screws, preferably, the guide rail frame 1 and the housing 6 are hermetically connected, so that the camera can be used in outdoor environment.

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. The utility model provides a PIR sensor rotating-structure, its characterized in that, includes guide rail frame and spherical sensor, be equipped with the arc wall on the guide rail frame, the guide rail groove has been seted up on the arc wall, the spherical sensor epirelief is equipped with the guide pillar, the guide pillar peg graft in the guide rail inslot, the one end that the guide pillar was kept away from spherical sensor is equipped with the sliding block, the sliding block with the arc wall is kept away from one side of spherical sensor is laminated mutually, so that the arc wall is close to one side and the part of spherical sensor the surface damping laminating of spherical sensor, spherical sensor can wind the axis of guide pillar is rotatory and can follow the extending direction in guide rail groove is rotatory.

2. A PIR sensor rotating structure according to claim 1, wherein a sealing ring is provided on a side of the curved wall to which the spherical sensor damping is attached.

3. A PIR sensor rotating structure according to claim 2, wherein the seal ring has a plurality of convex rings on a side thereof adjacent to the spherical sensor.

4. A PIR sensor rotating structure according to claim 2, wherein the seal ring and the arc-shaped wall are integrally formed.

5. A PIR sensor rotary structure as claimed in claim 1, wherein the end surface of the guide post away from the spherical sensor is provided with a first positioning member, and the sliding block is provided with a second positioning member adapted to the first positioning member.

6. A PIR sensor rotary structure according to claim 5, wherein the first positioning member is a positioning post, and the second positioning member is a positioning hole; or, the first positioning piece is a positioning hole, and the second positioning piece is a positioning column.

7. A PIR sensor rotating structure according to claim 1, wherein the sliding block is detachably connected to the guide post by a fastener.

8. A PIR sensor rotating structure according to claim 1, wherein a side of the curved wall remote from the spherical sensor is provided with a protruding frame surrounding the guide rail groove, and the sliding block is slidably disposed in the protruding frame and abuts against the curved wall.

9. A PIR sensor rotary structure as claimed in claim 1, wherein the guide post and the sliding block are provided with threading holes coaxially disposed.

10. A camera comprising a housing, a camera head assembly disposed in the housing, and a PIR sensor pivoting structure according to any of claims 1-9, wherein the rail mount and the housing are coupled such that the spherical sensor is rotatable relative to the housing and the camera head assembly.