CN113364950B - Hidden camera - Google Patents

Abstract

The invention discloses a hidden camera, comprising: a housing; the guide cylinder is arranged in the accommodating cavity and connected with the shell, the guide cylinder comprises a first cavity which is opened downwards, and the outer peripheral surface of the guide cylinder is provided with a first guide hole and a second guide hole which extends vertically; the camera shooting assembly comprises a rotating sheet, a lifting sheet, a camera and a motor, the camera is connected with the motor in a transmission mode, the motor is connected with the rotating sheet, the camera is connected with the lifting sheet, a first limiting part is arranged on the outer peripheral face of the rotating sheet, a second limiting part is arranged on the outer peripheral face of the lifting sheet, the first limiting part is accommodated in the first guide hole, the second limiting part is accommodated in the second guide hole, and the camera can enter and exit the opening. This hidden camera adopts the guiding hole direction, realizes making a video recording the spiral of subassembly and goes up and down, can reduce the volume and the weight of this hidden camera.

Description

Hidden camera

Technical Field

The invention relates to the technical field of cameras, in particular to a hidden camera.

Background

There is over-and-under type camera on the market at present, over-and-under type camera is favorable to saving the space that the camera occupy, and over-and-under type camera adopts the function mode of sharp lift at present more, adopts direct current motor to drive camera rectilinear motion and realizes going up and down.

However, the linear lifting camera has a large volume and weight, which is not favorable for saving space and installation.

Disclosure of Invention

The present invention is directed to solving at least one of the problems of the prior art.

The invention provides a hidden camera, which comprises a shell, a camera body and a camera body, wherein the shell comprises an accommodating cavity with a downward opening; the guide cylinder is arranged in the accommodating cavity and connected with the shell, the guide cylinder comprises a first cavity which is opened downwards, a first guide hole and a second guide hole are formed in the outer peripheral surface of the guide cylinder, the second guide hole extends along the axial direction of the guide cylinder, and an acute angle is formed between the length direction of the first guide hole and the length direction of the second guide hole; the camera shooting assembly is arranged in the first cavity and comprises a rotating sheet, a lifting sheet, a camera and a motor, the camera is connected with the motor in a transmission mode, the motor is connected with the rotating sheet, the camera is connected with the lifting sheet, a first limiting part is arranged on the outer peripheral surface of the rotating sheet, a second limiting part is arranged on the outer peripheral surface of the lifting sheet, the first limiting part is arranged in the first guide hole, the first limiting part can move along the first guide hole, the second limiting part is arranged in the second guide hole, the second limiting part can move along the second guide hole, and the camera can enter and exit from an opening containing the cavity.

The hidden camera provided by the embodiment of the invention at least has the following beneficial effects: the hidden camera provided by the invention adopts guide hole guiding to realize spiral lifting of the camera assembly, and compared with a direct-acting camera, the hidden camera is beneficial to reducing the torque and power required by the motor, thereby reducing the volume and weight of the hidden camera.

According to some embodiments of the invention, the guide cylinder further comprises a hanging piece and an elastic piece, the hanging piece is connected with the upper end of the guide cylinder, the hanging piece comprises a hanging section, one end of the elastic piece is connected with the hanging section, and the other end of the elastic piece is connected with the second limiting piece.

This hidden camera still includes hanging piece and elastic component, the hanging piece is connected with the guide cylinder upper end, elastic component one end is connected with the section of articulating, the other end is connected with the second locating part, the elastic component sets up in the guide cylinder outside promptly, avoid rotating the rotor and causing the interference, the setting of elastic component plays the cushioning effect to the decline of subassembly of making a video recording, it is too fast to reduce the decline of motor in the first guiding hole of slope, the risk that leads to the module of making a video recording to damage, the setting of elastic component plays the additional action to the rising of subassembly of making a video recording, be favorable to the subassembly of making a video recording to overcome gravity, rise along first guiding hole and second guiding hole, retract inside the casing, thereby keep this hidden camera's whole aesthetic property, do benefit to the practicality and the durability that increase this hidden camera through being provided with of elastic component and hanging piece.

According to some embodiments of the present invention, the optical module further comprises a sliding cylinder and a diaphragm member, the sliding cylinder includes a second cavity opening downwards, the sliding cylinder is sleeved on an outer circumferential surface of the guiding cylinder, the sliding cylinder is rotatably connected with the housing, the outer circumferential surface of the guiding cylinder is provided with a third guiding hole, a length direction of the third guiding hole is perpendicular to a length direction of the second guiding hole, one end of the third guiding hole is communicated with the first guiding hole, the outer circumferential surface of the sliding cylinder is provided with a fourth guiding hole, the fourth guiding hole can be overlapped with the third guiding hole, the first limiting member can move along the fourth guiding hole, the diaphragm member includes a rotating handle, the diaphragm member is connected with the housing, and a lower end of the sliding cylinder is connected with the rotating handle.

The hidden camera further comprises a sliding cylinder and a diaphragm member, wherein the sliding cylinder is sleeved on the outer peripheral surface of the guide cylinder, the sliding cylinder is rotatably connected with the shell, a third guide hole is formed in the outer peripheral surface of the guide cylinder, one end of the third guide hole is communicated with the first guide hole, the length direction of the third guide hole is perpendicular to the length direction of the second guide hole, a fourth guide hole is formed in the outer peripheral surface of the sliding cylinder and can be overlapped with the third guide hole, when the motor starts to operate, the first limiting piece firstly moves in the third guide hole, at the moment, the rotating piece rotates, the camera does not move downwards, as the fourth guide hole is overlapped with the third guide hole, when the first limiting piece moves in the third guide hole, the first limiting piece drives the sliding cylinder to integrally rotate, the sliding cylinder drives the lower-end diaphragm member to open, when the first limiting piece enters the first guide hole from the third guide hole, the first guide hole is overlapped with the fourth guide hole, the first limiting piece slides downwards in the first guide hole and the fourth guide hole, the second limiting piece moves downwards in the second guide hole, namely, the diaphragm member moves downwards, and the camera extends out of the shell; after stretching out the casing, when the motor reverses, the second locating part upwards removes in the second guiding hole, first locating part upwards slides along first guiding hole and fourth guiding hole department earlier, the subassembly of making a video recording retracts in the casing, get into the third guiding hole from first guiding hole when first locating part, first locating part drives the whole rotation of slide cartridge, the slide cartridge drives the diaphragm component of lower extreme and closes, accomplish the retraction operation of subassembly of making a video recording, the slide cartridge is used for driving opening or closing of diaphragm component, be favorable to protecting the subassembly of making a video recording through the diaphragm component, increase the practicality of this hidden camera.

According to some embodiments of the present invention, the guide cylinder is provided at an outer periphery thereof with a fifth guide hole and a sixth guide hole, an upper end of the fifth guide hole communicates with one end of the sixth guide hole, a length direction of the fifth guide hole coincides with a length direction of the second guide hole, a length direction of the sixth guide hole coincides with a length direction of the third guide hole, the fifth guide hole can overlap the second guide hole, and the second stopper can move along the fifth guide hole and the sixth guide hole.

The peripheral surface of the sliding barrel is provided with a sixth guide hole and a fifth guide hole, the upper end of the fifth guide hole is communicated with one end of the sixth guide hole, the length direction of the fifth guide hole is consistent with the length direction of the second guide hole, the length direction of the sixth guide hole is consistent with the length direction of the third guide hole, when the motor rotates, the first limiting piece slides at the third guide hole first to drive the sliding barrel to rotate, at the moment, the second limiting piece slides relative to the sixth guide hole, when the first limiting piece enters the first guide hole from the third guide hole, the second limiting piece enters the fifth guide hole from the sixth guide hole, the fifth guide hole is overlapped with the second guide hole, the first guide hole and the fourth guide hole are overlapped, the whole camera assembly moves downwards, and the camera head extends out of the shell; after the hidden camera is stretched out of the shell, the motor rotates reversely, the second limiting part moves upwards along the fifth guide hole and the second guide hole, the first limiting part moves upwards along the first guide hole and the fourth guide hole, when the first limiting part enters the third guide hole from the first guide hole, the camera assembly retracts into the shell and moves along with the first limiting part in the third guide hole, the first limiting part drives the sliding barrel to rotate, the sliding barrel drives the diaphragm member to close, the second limiting part moves relatively in the sixth guide hole, the first limiting part moves to the end point of the third guide hole, the diaphragm member is completely closed, the operation of retracting the camera into the shell is completed, the first limiting part and the second limiting part are prevented from being blocked by the sliding barrel in the moving process through the fourth guide hole, the fifth guide hole and the sixth guide hole are utilized to play a role in guiding the lifting of the camera assembly, the lifting of the camera is more stable, and the hidden camera is beneficial to increasing the practicability of the hidden camera.

According to some embodiments of the invention, the diaphragm member includes a movable ring, a fixed ring and a diaphragm, the fixed ring is provided with a positioning hole, the lower end face of one end of the diaphragm is provided with a first pin, the upper end face of the other end of the diaphragm is provided with a second pin, the first pin is rotatably connected with the positioning hole, the movable ring is provided with a chute, the second pin is arranged in the chute, the second pin can move along the chute, and the rotating handle is connected with the movable ring.

The diaphragm component includes activity ring, solid fixed ring and diaphragm piece, and the first pin of diaphragm piece one end rotates with solid fixed ring to be connected, and the second pin setting of the other end is in the spout of activity ring. The diaphragm component can adjust the size of a light through hole formed by the arc edges in the diaphragm sheet by rotating the movable ring, namely, the opening or closing of the opening can be realized by rotating the diaphragm sheet. The hidden camera drives the diaphragm component to rotate through the sliding barrel, so that the opening below the shell can be opened or closed, the hidden setting of the camera can be favorably realized, mosquitoes outside the shell can be prevented from entering the shell, the camera can be favorably protected, and the practicability of the hidden camera can be favorably improved.

According to some embodiments of the present invention, the first limiting member and the second limiting member are provided in a plurality of sets, the first guide hole, the second guide hole, the third guide hole, the fourth guide hole, the fifth guide hole and the sixth guide hole are provided in a plurality of sets, and the elastic member and the hanging piece are provided in a plurality of sets.

First locating part and second locating part set up the multiunit, first guiding hole correspondingly, the second guiding hole, the third guiding hole, the fourth guiding hole, fifth guiding hole and sixth guiding hole set up the multiunit, elastic component and lacing film also correspond and set up the multiunit, setting through the multiunit guiding hole, be favorable to making the subassembly of making a video recording rise or the stationarity that descends, increase the atress balance of subassembly of making a video recording, be favorable to reducing the risk that the subassembly of making a video recording blocked at the lift in-process, be favorable to increasing the practicality of this hidden camera.

According to some embodiments of the invention, the device further comprises a controller and a first switch for detecting the initial position of the camera shooting assembly, the first switch is arranged on the rotating sheet, and the controller is electrically connected with the first switch and the motor respectively.

The hidden camera further comprises a controller and a first switch used for detecting the initial position of the camera shooting component, the first switch is arranged on the rotating sheet, when the rotating sheet rotates to the upper end, the first switch is triggered at the limit position, and the controller automatically controls the motor to operate, so that the camera shooting component automatically ascends and descends, the practicability of the hidden camera is improved, and the use comfort of a user using the hidden camera is improved.

According to some embodiments of the invention, the camera further comprises a second switch for detecting the end position of the camera assembly, the second switch is arranged on the rotating sheet, and the controller is electrically connected with the second switch and the motor respectively.

The hidden camera further comprises a controller and a second switch used for detecting the tail position of the camera shooting assembly, the second switch is arranged on the rotating sheet, the rotating sheet is triggered to the limit position of the lower end in a rotating mode, the motor is automatically controlled to operate through the controller, and therefore the camera shooting assembly automatically ascends and descends, the practicability of the hidden camera is increased, and the use comfort of a user using the hidden camera is improved.

According to some embodiments of the present invention, the camera further includes a third limiting member and a connecting member, the third limiting member is disposed on the inner side surface of the guide cylinder, the third limiting member is connected to the first switch in an adaptive manner, the trigger end of the second switch is disposed downward through the rotating piece, the connecting member is disposed at the upper end of the camera, the connecting member includes a first protruding block protruding upward, and the first protruding block is connected to the second switch in an adaptive manner.

The hidden camera further comprises a third limiting piece, the third limiting piece is arranged on the inner side face of the guide cylinder and is in adaptive connection with the first switch, when the camera shooting assembly is completely retracted into the shell, and the diaphragm component is completely closed, the third limiting piece touches the first switch, the motor is controlled by the controller to stop operating, and the camera is retracted into the shell. The connecting piece sets up in the camera upper end, and the connecting piece passes the rotor towards setting downwards including the bellied first lug that makes progress, the trigger end of second switch, and when the subassembly that makes a video recording stretched out the casing completely, first lug touching second switch to through controller control motor stop function, thereby the realization stretches out the casing with the camera, and stops the effect at preset position.

According to some embodiments of the invention, the clamping device further comprises a clamping mechanism, the lower end of the shell protrudes outwards to form a boss, the boss is provided with a first through hole extending up and down, the clamping mechanism comprises a fixed block, a movable block and a screw rod, the fixed block is connected with the outer side wall of the shell, the fixed block is provided with a second through hole communicated up and down, the left side and the right side of the fixed block are respectively provided with a first limiting block and a second limiting block extending down, the movable block is arranged at the second through hole, the movable block is in clearance fit with the second through hole, the movable block is provided with a second convex block, the second convex block is positioned below the fixed block, and the lower side surface of the movable block is provided with a screw hole extending up and down; the screw rod passes through the first through hole and is in threaded connection with the screw hole, and the head of the screw rod is located below the first through hole.

The outside outstanding boss that forms of casing lower extreme, the first through-hole that extends about the boss sets up, the lateral wall fixed connection of fixed block and barrel, the second through-hole that the fixed block extended about setting up, the movable block sets up in second through-hole department, and the movable block downside sets up the screw, and the lateral wall of movable block sets up the second lug, and the second lug is located the fixed block below. During the installation, the user can pass the screw rod behind the second through-hole, the threaded connection of screw rod and screw, panel is placed between boss and second lug, the user is through screwing the screw rod, under the limiting displacement of first stopper and second stopper, reduce the interval between screw head and the movable block gradually, the second lug moves down, screw head card is established in first through-hole department, thereby with the panel chucking between boss and second lug, be favorable to accomplishing the installation operation of this hidden camera, be favorable to improving user's use travelling comfort.

According to some embodiments of the invention, the upper end of the first limiting block is provided with a first groove, the second boss can enter and exit the first groove, the outer side wall of the shell is provided with a second groove corresponding to the first groove, and the second boss can enter and exit the second groove.

When the hidden camera is not required to be installed, the second lug can be screwed out of the second groove and is contained between the first limiting block and the second limiting block after passing through the first groove, the plate is clamped between the boss and the second lug, the second lug can move downwards under the limiting effect of the second limiting block through the screwing screw, the plate is clamped between the boss and the second limiting block, and therefore installation of the hidden camera is achieved, installation steps of the hidden camera are saved, and manpower consumption is saved.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic perspective view of a hidden camera according to an embodiment of the present invention;

FIG. 2 is an exploded view of a concealed camera shown in FIG. 1;

FIG. 3 is a perspective view of the combination of the camera module and the guide cylinder of the concealed camera shown in FIG. 2;

FIG. 4 is an exploded view of the combination of the camera assembly and guide cylinder shown in FIG. 3;

fig. 5 is a schematic perspective view of a sliding barrel of a hidden camera according to an embodiment of the present invention;

fig. 6 is a schematic perspective view of a guide cylinder of a hidden camera according to an embodiment of the present invention;

fig. 7 is a schematic perspective view of a camera module of a concealed video camera according to an embodiment of the present invention;

fig. 8 is a schematic perspective view of a connecting member of a hidden camera according to an embodiment of the present invention;

fig. 9 is a schematic perspective view of a clamping mechanism of a hidden camera according to an embodiment of the present invention.

In the drawings: 100-a housing; 110-a cylinder; 111-boss; 112-a third groove; 113-a first via; 120-a chassis; 200-a guide cylinder; 210-a first pilot hole; 220-a second pilot hole; 230-a third pilot hole; 240-hanging piece; 300-a slide cartridge; 310-a fourth pilot hole; 320-a fifth guide hole; 330-sixth guide hole; 400-a camera assembly; 410-a motor; 420-a rotor plate; 421-a first limit; 430-lifting piece; 431-a second limit; 440-a camera; 450-a first switch; 460-a second switch; 470-a connecting member; 471-a first bump; 480-a third limiting member; 500-a diaphragm member; 510-a turning handle; 600-a trim cover; 700-a clamping mechanism; 710-a screw; 720-fixed block; 730-a movable block; 731-second bump; 732-a first stopper; 733-a second stopper; 740 — a first groove; 750-second groove.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, a plurality of the terms are not limited to a certain number, and a plurality of the terms are two or more, and the terms larger, smaller, larger, and the like are understood to include the number of the terms, and the terms larger, smaller, and the like are understood to include the number of the terms. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated. Additionally, appearing throughout and/or representing three side-by-side scenarios, e.g., A and/or B represents a scenario satisfied by A, a scenario satisfied by B, or a scenario satisfied by both A and B.

In the description of the present invention, there is a phrase containing a plurality of parallel features, wherein the phrase defines the closest feature, for example: b arranged on A, C and E connected with D, wherein the B is arranged on A and the E is connected with D, and C is not limited; however, terms indicating relationships between features such as "spaced apart", "arranged in a ring", etc. do not fall within this category. If the phrase is preceded by the word "mean", it means that all the features in the phrase are limited, and if B, C and D are all arranged on a, it means that B, C and D are all arranged on a.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

An embodiment of the present invention will be described below with reference to fig. 1 to 9.

First embodiment, referring to fig. 1 to 7, an embodiment of the present invention provides a hidden camera, including: the housing 100, the guide cylinder 200 and the camera assembly 400.

Referring to fig. 4-6, a housing 100 is provided with a downwardly opening receiving cavity therein; the guide cylinder 200 is arranged in the accommodating cavity, the guide cylinder 200 is fixedly connected with the chassis 120, the guide cylinder 200 comprises a first cavity which is open downwards, a first guide hole 210, a second guide hole 220 and a third guide hole 230 are arranged on the outer peripheral surface of the guide cylinder 200, the second guide hole 220 extends along the axis of the guide cylinder 200, the length direction of the first guide hole 210 and the length direction of the second guide hole 220 form an acute angle, namely the first guide hole 210 and the second guide hole 220 are not perpendicular, the length direction of the third guide hole 230 is perpendicular to the length direction of the second guide hole 220, and one end of the third guide hole 230 is communicated with the first guide hole 210.

Referring to fig. 7, the camera module 400 is disposed in the first cavity, the camera module 400 includes a rotating plate 420, a lifting plate 430, a camera 440 and a motor 410, the camera 440 is connected to the motor 410 in a transmission manner, such as a shaft connection and a key connection, the motor 410 is connected to the rotating plate 420, a first limiting member 421 is disposed on an outer circumferential surface of the rotating plate 420, the first limiting member 421 is received in the first guide hole 210, the first limiting member 421 can move along the first guide hole 210, the camera 440 is connected to the lifting plate 430, a second limiting member 431 is disposed on an outer circumferential surface of the lifting plate 430, the second limiting member 431 is received in the second guide hole 220, the second limiting member 431 can move along the second guide hole 220, the camera 440 can enter and exit from a lower opening of the receiving cavity, when a transmission shaft of the motor 410 rotates, the second limiting member 431 is limited by the second guide hole 220, the lifting plate 430 and the camera 440 can only linearly lift, the motor 410 rotates to drive the rotating plate 420 to rotate, the first limiting member 421 moves in the first guide hole 210, and a motion trajectory of the motor 410 is a spiral lift.

It should be noted that the shapes of the rotating piece 420 and the lifting piece 430 may be varied, such as a ring shape, and the contact area between the rotating piece 420 and the inner side surface of the guide cylinder 200 is increased by the ring-shaped rotating piece 430 and the lifting piece 430, which is beneficial to increase the lifting smoothness of the camera module 400, and for example, the camera module may be a disk or other shapes, only the requirement that the first limiting member 421 moves in the first guide hole 210 and the second limiting member 431 moves in the second guide hole 220 is satisfied. The first limiting member 421 and the second limiting member 431 may be configured as screws or cylindrical bosses 111, and only need to be slidable in the guide holes.

The hidden camera further comprises a hanging piece 240 and an elastic piece, the hanging piece 240 is connected with the upper end of the guide cylinder 200, the hanging piece 240 comprises a hanging section, the hanging section is located on the outer side of the guide cylinder 200, one end of the elastic piece is connected with the hanging section of the hanging piece 240, the other end of the elastic piece is connected with the second limiting piece 431, namely the elastic piece is arranged on the outer side of the guide cylinder 200, and the elastic piece is prevented from blocking the rotation of the rotating piece 420. The setting of elastic component plays the cushioning effect to the decline of subassembly 400 of making a video recording, it is too fast to reduce the whereabouts of motor 410 in the first guiding hole 210 of slope, lead to the risk that the module of making a video recording damaged, the setting of elastic component plays the additional action to the rising of subassembly 400 of making a video recording, be favorable to subassembly 400 of making a video recording to overcome gravity, rise along first guiding hole 210 and second guiding hole 220, retract casing 100 inside, thereby keep the whole aesthetic property of this hidden camera, be provided with through elastic component and lacing film 240 and do benefit to the practicality and the durability that increase this hidden camera. The shape of the hanging piece 240 only needs to be sufficient for the elastic member to be connected. The elastic member may be a spring, a spring plate, etc., and only needs to provide an elastic force for the second limiting member 431.

Referring to fig. 4 and 5, the hidden camera further includes a sliding barrel 300 and a diaphragm member 500, the sliding barrel 300 is rotatably connected to the housing 100, the sliding barrel 300 includes a second cavity opening downward, the sliding barrel 300 is sleeved on an outer circumferential surface of the guide barrel 200, a fourth guide hole 310, a fifth guide hole 320 and a sixth guide hole 330 are disposed on the outer circumferential surface of the sliding barrel 300, the fourth guide hole 310 can overlap with the third guide hole 230, the first stopper 421 can move along the fourth guide hole 310, an upper end of the fifth guide hole 320 is communicated with one end of the sixth guide hole 330, a length direction of the fifth guide hole 320 is consistent with a length direction of the second guide hole 220, a length direction of the sixth guide hole 330 is consistent with a length direction of the third guide hole 230, the fifth guide hole 320 can overlap with the second guide hole 220, the second stopper 431 can move along the fifth guide hole 320 and the sixth guide hole 330, and a lower end of the sliding barrel 300 is connected to the rotation handle 510 of the diaphragm member 500.

In the using process, when the motor 410 is started, the motor 410 drives the rotating piece 420 to rotate counterclockwise (from the top view), and since the second limiting member 431 is located in the second guiding hole 220 and can only move up and down along the second guiding hole 220, the rotating piece 420 rotates counterclockwise relative to the camera 440 and the lifting piece 430, and the lifting piece 430 and the camera 440 are stationary. At this time, the first limiting member 421 moves from left to right along the third guide hole 230, because the fourth guide hole 310 overlaps with the third guide hole 230, the first limiting member 421 exerts a rightward acting force on the sliding barrel 300, the first limiting member 421 drives the sliding barrel 300 to rotate counterclockwise at the same time, the sliding barrel 300 drives the rotating handle 510 to rotate, so as to drive the diaphragm member 500 to open, and in the process of counterclockwise rotation of the sliding barrel 300, the second limiting member 431 moves from right to left in the sixth guide hole 330 relatively.

When the first stopper 421 moves from the left end to the right end of the third guide hole 230, the diaphragm member 500 is fully opened, and at this time, the fourth guide hole 310 overlaps the first guide hole 210, and the second guide hole 220 overlaps the fifth guide hole 320.

When the motor 410 continues to drive the rotating plate 420 to rotate counterclockwise, the first limiting member 421 moves downward along the first guide hole 210, so as to drive the second limiting member 431 to move downward along the second guide hole 220, that is, the camera module 400 moves downward as a whole, the first limiting member 421 moves downward under the guiding action of the first guide hole 210 and the fourth guide hole 310, the second limiting member 431 moves downward under the guiding action of the second guide hole 220 and the fifth guide hole 320, the camera 440 extends out of the housing 100, and when the second limiting member 431 moves to the lower end of the second guide hole 220, the camera 440 completely extends out of the housing 100, thereby completing the operation of extending out of the housing 100.

After the camera 440 extends out of the housing 100, when the output shaft of the motor 410 rotates clockwise (in a top view), the motor 410 drives the rotating plate 420 to move from right to left, the first limiting member 421 moves upward along the first guide hole 210 and the fourth guide hole 310, the second limiting member 431 moves upward along the fifth guide hole 320 and the second guide hole 220, and when the first limiting member 421 moves to the upper end of the first guide hole 210 along the lower end of the first guide hole 210, the second limiting member 431 moves to the upper end of the fifth guide hole 320 along the lower end of the fifth guide hole 320, the camera 440 is completely retracted into the housing 100.

The motor 410 continues to rotate, the rotating plate 420 continues to rotate from right to left, the first limiting piece 421 enters the third guide hole 230 from the first guide hole 210, the first limiting piece 421 applies a leftward acting force to the sliding barrel 300, the first limiting piece 421 drives the sliding barrel 300 to rotate, the sliding barrel 300 drives the lower-end diaphragm member 500 to close, the second limiting piece 431 enters the sixth guide hole 330 from the fifth guide hole 320, when the first limiting piece 421 moves from the right end of the third guide hole 230 to the left end of the third guide hole 230, the diaphragm member 500 is completely closed, and the hidden camera completes the operation of retracting the camera 440 into the housing 100.

The guiding hole on the sliding barrel 300 only needs to be overlapped with the third guiding hole 230 if necessary, that is, the first limiting member 421 moves on the third guiding hole 230 to drive the sliding barrel 300 to move, and the movement of the first limiting member 421 and the second limiting member 431 is not hindered. For example, the fifth and sixth guide holes 320 and 330 may be configured to completely encompass the shape and size of the first and second guide holes 210 and 220.

The diaphragm component 500 comprises a movable ring, a fixed ring and a diaphragm, the fixed ring is provided with a positioning hole, a first pin is arranged on the lower end face of one end of the diaphragm, a second pin is arranged on the upper end face of the other end of the diaphragm, the first pin is rotatably connected with the positioning hole, a sliding groove is arranged on the inner ring of the movable ring, and the second pin is arranged in a guide hole.

The diaphragm member 500 may be a circular aperture iris, and the operating principle of the diaphragm member 500 is: the diaphragm sheet is arranged between the movable ring and the fixed ring and covers the through hole, when the diaphragm component 500 operates, the fixed ring is not moved, and the first pin inserted into the positioning hole of the fixed ring can only rotate around the center of the positioning hole. When the movable ring rotates around the center of the diaphragm, the sliding groove on the movable ring pushes the second pin, so that the diaphragm swings with the center of the first pin as a pivot, and the opening formed by the arc edges in the plurality of diaphragms is changed from big to small or from small to big.

It should be noted that the diaphragm member 500 may be an adjustable diaphragm with a specification of nat 03ID, and the diaphragm member 500 may also be an adjustable diaphragm of PDV pdendigwei, which is only an example here, and actually, the specific specification of the diaphragm member 500 is not specifically limited, and the structure of the diaphragm member 500 belongs to the prior art.

Further preferably, the first limiting member 421 and the second limiting member 431 are provided in multiple sets, such as three sets, four sets, five sets, and the like; first guiding hole 210, second guiding hole 220, third guiding hole 230, fourth guiding hole 310, fifth guiding hole 320 and sixth guiding hole 330 correspond and set up the multiunit, elastic component and lacing film 240 correspond and set up the multiunit, setting through the multiunit guiding hole, be favorable to increasing the steadiness that makes a video recording subassembly 400 rise or descend, make the atress balance of subassembly 400 of making a video recording, be favorable to reducing the risk that subassembly 400 blocked at the lift in-process of making a video recording, be favorable to increasing the practicality of this hidden camera.

The number of sets of the first limiting member 421 and the second limiting member 431 can be set according to the rotating distance of the camera module 400 and the outer diameter of the guide cylinder 200.

Further preferably, the length direction of the first guide hole 210 is identical to the length direction of the fourth guide hole 310, and the shape and length are identical; the length direction of the second guide hole 220 is identical to that of the fifth guide hole 320, and the shape and length are identical; the length direction of the third guide hole 230 coincides with the length direction of the sixth guide hole 330, and the shape and length coincide.

Referring to fig. 3 and 8, it is further preferable that the guide device further includes a third limiting member 480, a connecting member 470, a controller, a first switch 450 for detecting a starting position of the camera 440, and a second switch 460 for detecting a finishing position of the camera 440, the first switch 450 and the second switch 460 are both electrically connected to the controller, the controller is electrically connected to the motor 410, the third limiting member 480 is disposed on an inner side surface of the guide cylinder 200, the third limiting member 480 is adapted to be connected to the first switch 450, the rotating sheet 420 is provided with a mounting hole corresponding to the second switch 460, a trigger end of the second switch 460 passes through the mounting hole and is disposed downward, the connecting member 470 is disposed at an upper end of the camera 440, the connecting member 470 includes a first protruding block 471 protruding upward, and the first protruding block 471 is adapted to be connected to the second switch 460. The third position limiting member 480 can be a stud, a cylindrical boss, etc. only to trigger the first switch 450 when contacting the first switch 450.

The third limiting element 480 is connected to the first switch 450 in an adaptive manner, that is, the third limiting element 480 and the first switch 450 are located at positions required to be satisfied, when the camera module 400 is completely retracted into the housing 100 and the diaphragm member 500 is completely closed, the third limiting element 480 touches the first switch 450, the first switch 450 triggers and sends a first detection signal to the controller, the controller receives the first detection signal and generates a first control signal, and the motor 410 is controlled to stop operating, so that the camera 440 is retracted into the housing 100. The connecting piece 470 is arranged at the upper end of the camera 440, the connecting piece 470 comprises a first protruding block 471 protruding upwards, the triggering end of the second switch 460 passes through the mounting hole and is arranged downwards, the first protruding block 471 is connected with the second switch 460 in an adaptive manner, that is, the setting positions of the first protruding block 471 and the second switch 460 need to be met, when the camera module 400 completely extends out of the casing 100, the triggering end of the second switch 460 rotates to the position above the first protruding block 471, the first protruding block 471 touches the second switch 460, the second switch 460 triggers and sends a second detection signal to the controller, the controller receives the second detection signal and generates a second control signal, and the motor 410 stops operating, so that the camera 440 extends out of the casing 100 and stops at a preset position. The first switch 450 and the second switch 460 may be configured as micro-switches, which facilitate timely braking of the camera assembly 400.

Referring to fig. 9, it is further preferable that the casing 100 includes a chassis 120 and a cylinder 110, the lower end of the cylinder 110 is connected to the chassis 120, the lower end of the chassis 120 protrudes outward to form a boss 111, the boss 111 is provided with a first through hole 113 extending up and down, the clamping mechanism 700 includes a fixed block 720, a movable block 730 and a screw 710, the fixed block 720 is connected to the outer side wall of the casing 100, the fixed block 720 is provided with a second through hole communicating up and down, the left and right sides of the fixed block 720 are respectively provided with a first limiting block 732 and a second limiting block 733 extending down, the movable block 730 is provided at the second through hole, the movable block 730 is in clearance fit with the second through hole, the movable block 730 is provided with a second protrusion 731, the second protrusion 731 is located below the fixed block 720, and the lower side of the movable block 730 is provided with a screw hole extending up and down; the screw 710 passes through the first through hole 113 and is in threaded connection with the screw hole, and the head of the screw 710 is located below the first through hole 113. The chassis 120 is provided with a third through hole at the center thereof for opening the accommodating cavity, the guide cylinder 200 is fixedly connected with the chassis 120, the slide cylinder 300 is rotatably connected with the chassis 120, and the diaphragm member 500 is fixedly connected with the chassis 120.

During installation, a user can sequentially penetrate the screw 710 through the first through hole 113 and be in threaded connection with the screw hole of the movable block 730, a plate is placed between the boss 111 and the second bump 731, the user can gradually reduce the distance between the head of the screw 710 and the movable block 730 under the limiting action of the first limiting block 732 and the second limiting block 733 by screwing the screw 710, the second bump 731 moves downwards, the diameter of the head of the screw 710 is larger than the diameter of the first through hole 113, and the head of the screw 710 is clamped at the first through hole 113, so that the plate is clamped between the boss 111 and the second bump 731, the installation operation of the hidden camera is favorably completed, the tedious installation process is favorably reduced, and the installation of the hidden camera with a wall body, a ceiling and the like is favorably and conveniently realized.

Further preferably, a first groove 740 is formed at an upper end of the first stopper 732, the second boss 111 can enter and exit the first groove 740, a second groove 750 is formed on an outer side wall of the housing 100 corresponding to the first groove 740, and the second protrusion 731 can enter and exit the second groove 750. When the hidden camera does not need to be installed, the second bump 731 can be accommodated in the second groove 750 after passing through the first groove 740 by rotating the movable block 730, which is beneficial to reducing the size of the occupied space of the hidden camera and improving the practicability of the hidden camera, when the hidden camera needs to be installed, the housing 100 can be firstly passed through a preset installation hole on a ceiling or the like, the second bump 731 is screwed out of the second groove 750 by rotating the screw 710, after passing through the first groove 740, the second bump 731 is accommodated between the first stopper 732 and the second stopper 733, and after the plate is clamped between the boss 111 and the second bump 731, the second bump 731 moves downwards under the limiting action of the second stopper 733 by screwing the screw 710, thereby clamping the plate, realizing the installation of the hidden camera, being beneficial to saving the installation step of the hidden camera and saving the manpower consumption.

When the hidden camera needs to be detached, the screw 710 only needs to be rotated reversely, the distance between the head of the screw 710 and the movable block 730, namely the distance between the second bump 731 and the boss 111, is adjusted, the plate is loosened, the screw 710 continues to be rotated, the movable block 730 moves upwards under the guiding action of the first limiting block 732 until the second boss 111 is screwed into the first groove 740 and is accommodated in the second groove 750, at the moment, the limiting action of the second boss 111 on the mounting plate disappears, the shell 100 can be conveniently taken out of the preset mounting hole, and the detachment of the hidden camera is completed.

Further preferably, the lower side surface of the boss 111 is recessed upwards to form a third groove 112, the first through hole 113 is disposed at the third groove 112, and the third groove 112 is configured to receive the head of the screw 710, which is beneficial to maintaining the overall aesthetic property of the housing 100.

Further preferably, the hidden camera further comprises a decorative cover plate 600, the decorative cover plate 600 is rotatably connected with the chassis 120, the decorative cover plate 600 can be fixed on the chassis 120 by rotating the decorative cover plate 600, and the arrangement of the decorative cover plate 600 is beneficial to maintaining the overall aesthetic property of the hidden camera.

The side undercut forms the fourth recess on dress trim cover 600, dress trim cover 600's the inside protruding third lug that forms in upper end, the side sets up the fifth recess on the chassis 120, the fifth recess sets up the peripheral department in chassis 120, when dress trim cover 600 is connected with chassis 120, only need can realize dress trim cover 600's installation with third lug screw in fifth recess, when needing to dismantle, only need rotatory dress trim cover 600, can accomplish the dismantlement with the fifth recess of third lug screw out. The provision of the trim cover 600 facilitates maintaining the overall aesthetics of the concealed camera.

While the preferred embodiments of the present invention have been described in detail, the present invention is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are intended to be included within the scope of the present invention as defined by the appended claims.

Claims (10)

1. A concealed camera, comprising:

the shell comprises a containing cavity with a downward opening;

the guide cylinder is arranged in the accommodating cavity and connected with the shell, the guide cylinder comprises a first cavity which is opened downwards, a first guide hole and a second guide hole are formed in the outer peripheral surface of the guide cylinder, the second guide hole extends along the axial direction of the guide cylinder, and an acute angle is formed between the length direction of the first guide hole and the length direction of the second guide hole;

the camera shooting assembly is arranged in the first cavity and comprises a rotating sheet, a lifting sheet, a camera and a motor, the camera is connected with the motor in a transmission mode, the motor is connected with the rotating sheet, the camera is connected with the lifting sheet, a first limiting part is arranged on the outer peripheral surface of the rotating sheet, a second limiting part is arranged on the outer peripheral surface of the lifting sheet, the first limiting part is contained in the first guide hole, the first limiting part can move along the first guide hole, the second limiting part is contained in the second guide hole, the second limiting part can move along the second guide hole, and the camera can enter and exit the opening of the accommodating cavity.

2. The hidden camera as claimed in claim 1, further comprising a hanging piece and an elastic member, wherein the hanging piece is connected to the upper end of the guide cylinder, the hanging piece includes a hanging section located outside the guide cylinder, one end of the elastic member is connected to the hanging section, and the other end of the elastic member is connected to the second limiting member.

3. The hidden camera as claimed in claim 2, further comprising a sliding barrel and a stop member, wherein the sliding barrel includes a second cavity opening downward, the sliding barrel is sleeved on an outer circumferential surface of the guiding barrel, the sliding barrel is rotatably connected to the housing, a third guiding hole is disposed on an outer circumferential surface of the guiding barrel, a length direction of the third guiding hole is perpendicular to a length direction of the second guiding hole, one end of the third guiding hole is connected to the first guiding hole, a fourth guiding hole is disposed on an outer circumferential surface of the sliding barrel, the fourth guiding hole can overlap the third guiding hole, the first limiting member can move along the fourth guiding hole, the stop member includes a rotation handle, the stop member is connected to the housing, and a lower end of the sliding barrel is connected to the rotation handle.

4. The concealed camera according to claim 3, wherein a fifth guide hole and a sixth guide hole are provided on an outer periphery of the guide cylinder, an upper end of the fifth guide hole communicates with one end of the sixth guide hole, a length direction of the fifth guide hole coincides with a length direction of the second guide hole, a length direction of the sixth guide hole coincides with a length direction of the third guide hole, the fifth guide hole is capable of overlapping the second guide hole, and the second stopper is capable of moving along the fifth guide hole and the sixth guide hole.

5. The hidden camera according to claim 4, wherein the diaphragm member includes a movable ring, a fixed ring and a diaphragm, the fixed ring is provided with a positioning hole, a lower end face of one end of the diaphragm is provided with a first pin, an upper end face of the other end of the diaphragm is provided with a second pin, the first pin is rotatably connected to the positioning hole, the movable ring is provided with a sliding slot, the second pin is received in the sliding slot, the second pin can move along the sliding slot, and the rotation handle is connected to the movable ring.

6. The hidden camera as claimed in claim 4, wherein the first position-limiting element and the second position-limiting element are disposed in multiple sets, the first guiding hole, the second guiding hole, the third guiding hole, the fourth guiding hole, the fifth guiding hole and the sixth guiding hole are disposed in multiple sets, and the elastic element and the hanging piece are disposed in multiple sets.

7. The concealed camera according to any one of claims 1 to 6, further comprising a controller and a first switch for detecting a start position of the camera assembly, wherein the first switch is disposed on the rotary plate, and the controller is electrically connected to the first switch and the motor, respectively.

8. The concealed camera according to claim 7, further comprising a second switch for detecting an end position of the camera assembly, the second switch being disposed on the rotary plate, the controller being electrically connected to the second switch and the motor, respectively.

9. The hidden camera as claimed in claim 8, further comprising a third limiting element and a connecting element, wherein the third limiting element is disposed on an inner side surface of the guide cylinder, the third limiting element is connected to the first switch in an adaptive manner, an activation end of the second switch passes through the rotating piece and is disposed downward, the connecting element is disposed at an upper end of the camera, the connecting element includes a first protruding block protruding upward, and the first protruding block is connected to the second switch in an adaptive manner.

10. The hidden camera according to claim 1, further comprising a clamping mechanism, wherein the lower end of the housing protrudes outward to form a boss, the boss is provided with a first through hole extending vertically, the clamping mechanism comprises a fixed block, a movable block and a screw rod, the fixed block is connected with the outer side wall of the housing, the fixed block is provided with a second through hole communicating vertically, the left side and the right side of the fixed block are respectively provided with a first limiting block and a second limiting block extending downwardly, the movable block is arranged at the second through hole, the movable block is in clearance fit with the second through hole, the movable block is provided with a second protruding block, the second protruding block is located below the fixed block, and the lower side of the movable block is provided with a screw hole extending vertically; the screw rod penetrates through the first through hole and is in threaded connection with the screw hole, and the head of the screw rod is located below the first through hole.

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