Network camera with focal length adjusting function

Abstract

The invention discloses a network camera with a focal length adjusting function, and relates to the technical field of network cameras. A camera is arranged in the device body, the left end of the camera is connected with an aperture mechanism, the left end of the aperture mechanism is connected with a retroreflector mechanism, and the retroreflector mechanism is fixedly connected with the interior of the device body; a micro motor is arranged in the device body, a sliding mechanism is arranged at the front end of the micro motor and fixedly connected with the reflecting mirror mechanism, and a distance measuring mechanism is connected to the bottom of the micro motor; a lifting mechanism is arranged in the device shell, and a rotating mechanism is arranged in the device shell. Through the micro motor in the device main body, the aperture mechanism and the sliding mechanism can be driven to operate at the same time, so that the aperture mechanism can adjust the size of an aperture, and the sliding mechanism can lengthen or shorten the length of the retroreflector mechanism, so that the camera is driven by the aperture mechanism and the retroreflector mechanism to perform focal length adjustment operation. Therefore, the equipment is more convenient to carry out focal length adjustment operation.

Description

Technical Field

[0001] The present invention relates to the technical field of network cameras, in particular to a network camera with a focus adjustment function. Background Art

[0002] Webcam is a new generation of camera that combines traditional camera with network technology. It can monitor its image with a standard web browser. Webcam monitors the situation of the target scene in real time, edits and stores image data in real time, and can also control the camera's camera sensor, pan / tilt and lens for all-round monitoring, and transmit the captured images through the Internet of Things and other networks. However, existing webcams have some shortcomings, such as: The interface circuit and network camera of application number: CN202110837587.1 can meet the power supply demand of the device to be powered and the data transmission demand between the device to be powered and the external power supply device. However, in actual use, it is difficult for the device to adjust the focal length of the camera's shooting picture, which may make it difficult to locate a certain impact, thereby reducing the accuracy of the network camera when shooting the impact; Therefore, we propose a network camera with focus adjustment function to solve the above problems. Summary of the invention

[0003] The purpose of the present invention is to provide a network camera with a focus adjustment function to solve the problem raised in the above background technology that most network cameras on the market currently have difficulty in adjusting the focus of the camera's shooting picture, which may make it difficult to locate a certain effect, thereby reducing the accuracy of the network camera when shooting the effect.

[0004] To achieve the above object, the present invention provides the following technical solution: a network camera with a focus adjustment function, comprising a device body and a device shell connected to the bottom of the device body; a camera is arranged inside the device body, and an aperture mechanism is connected to the left end of the camera, and a recurved mirror mechanism is connected to the left end of the aperture mechanism, and the recurved mirror mechanism is fixedly connected to the inside of the device body; A micro motor is arranged inside the device body, and a sliding mechanism is arranged at the front end of the micro motor, the sliding mechanism is fixedly connected to the anti-curved mirror mechanism, and a distance measuring mechanism is connected to the bottom of the micro motor, and the micro motor is fixedly connected to the aperture mechanism; a lifting mechanism is arranged inside the device shell, and a rotating mechanism is arranged inside the device shell, and the device shell is connected to the bottom of the device body through the lifting mechanism and the rotating mechanism.

[0005] The micro motor inside the device body can drive the aperture mechanism and the sliding mechanism to operate at the same time, so that the aperture mechanism can adjust the size of the aperture, and the sliding mechanism will lengthen or shorten the length of the reflective mirror mechanism, so that the camera can adjust the focal length driven by the aperture mechanism and the reflective mirror mechanism, making the device more convenient when performing focal length adjustment operations.

[0006] As a preferred technical solution of the present invention, a first sprocket is connected to the left end of the micro motor, and a first chain is meshed on the outer side of the first sprocket, and a second sprocket is meshed at the bottom of the first sprocket, and a driving shaft is connected to the left end of the first sprocket, and the aperture mechanism includes a first gear, the first gear is fixedly connected to the driving shaft, and a second gear is meshed at the front end of the first gear, a third gear is meshed at the front end of the second gear, and a rotating ring is provided at the left end of the third gear, and a first clamping rod is provided at the right end of the rotating ring, and the first clamping rod is connected to the sliding groove inside the third gear; A second clamping rod is connected to the left end of the rotating ring, and an aperture plate is provided at the left end of the rotating ring, and a fixed ring is provided at the left end of the aperture plate, the fixed ring is fixedly connected to the anti-curved mirror mechanism, and a rotating shaft is provided at the right end of the fixed ring, and the rotating shaft is rotatably connected to the aperture plate, and a clamping groove ring is provided inside the outer end of the aperture plate, and the aperture plate is slidably connected to the second clamping rod through the clamping groove ring.

[0007] The adoption of the above technical solution can make it more convenient for the micro motor to drive the aperture mechanism to adjust the aperture, thereby increasing the adjustability of the device during operation, so that the device can be adjusted by the micro motor during operation.

[0008] As a preferred technical solution of the present invention, the rotating ring is slidably connected to the device body through the base, and the anti-curved mirror mechanism includes a first lens barrel, and a first anti-curved lens is provided inside the first lens barrel, and the left end of the first lens barrel is connected to a second lens barrel, and a second anti-curved lens is provided inside the second lens barrel, and a telescopic lens barrel is connected to the left end of the second lens barrel, and the second lens barrel is slidably connected to the telescopic lens barrel, and a protective lens is connected inside the left end of the telescopic lens barrel; The outer side of the telescopic lens barrel is connected with the sliding mechanism, and a fixed barrel is arranged on the outer side of the camera, and the left end of the fixed barrel is slidably connected with a rotating ring arranged inside the aperture mechanism.

[0009] The adoption of the above technical solution can make the anti-curved mirror mechanism more secure when being fixed to the aperture mechanism, thereby increasing the stability of the device during operation.

[0010] As a preferred technical solution of the present invention, the fixed cylinder is fixedly connected to the inside of the device body, and the sliding mechanism includes a screw body, and the right end of the screw body is fixedly connected to the driving shaft, a screw sleeve is slidably connected to the outside of the screw body, and the screw sleeve is fixedly connected to the outside of the telescopic lens barrel.

[0011] The adoption of the above technical solution can make the sliding mechanism more convenient when driving the telescopic lens barrel to stretch, thereby increasing the stability and controllability of the device during operation.

[0012] As a preferred technical solution of the present invention, the screw body is rotatably connected to the inside of the device body, and the distance measuring mechanism includes a threaded shaft body, and the threaded shaft body is fixedly connected to the second sprocket, a second threaded sleeve is provided on the outside of the threaded shaft body, and an infrared rangefinder is connected to the left end of the second threaded sleeve.

[0013] The above technical solution enables the micro motor to drive the aperture mechanism and the sliding mechanism to operate, and at the same time drive the distance measuring mechanism to extend for distance measuring operation, so that the device can perform distance testing operation through the distance measuring mechanism when in use.

[0014] As a preferred technical solution of the present invention, a control panel is provided inside the device body, and a drive motor is provided inside the device shell, and a third sprocket is provided on the top of the drive motor, a second chain is meshed on the outer side of the third sprocket, and a fourth sprocket is meshed on the right end of the second chain, and ratchet groups are provided on the tops of the third sprocket and the fourth sprocket.

[0015] The adoption of the above technical solution enables the device to control devices such as micro motors and drive motors through the control panel, thereby increasing the controllability of the device during operation.

[0016] As a preferred technical solution of the present invention, the ratchet group includes a first ratchet, and a second ratchet is meshed on the top of the first ratchet, and a spring shaft is connected to the top of the second ratchet, and the ratchet of the ratchet group at the top of the third sprocket is in the opposite direction to the ratchet of the ratchet group at the top of the fourth sprocket.

[0017] The adoption of the above technical solution can ensure that when the third sprocket drives the lifting mechanism to operate, the fourth sprocket will not drive the rotating mechanism to operate, thereby improving the maneuverability of the device when in use.

[0018] As a preferred technical solution of the present invention, the top of the third sprocket is connected to the lifting mechanism through a ratchet group, and the lifting mechanism includes a reciprocating threaded shaft, and a first threaded sleeve is provided on the outer side of the reciprocating threaded shaft.

[0019] The adoption of the above technical solution can make it more convenient to adjust the height of the device body by the device shell, thereby increasing the operability of the device in adjusting the position of the device body.

[0020] As a preferred technical solution of the present invention, the top of the fourth sprocket is connected to the rotating mechanism through a ratchet group, and the rotating mechanism includes a telescopic rod, and a fixed rod is provided on the top of the telescopic rod, and the telescopic rod is fixedly connected to the top of the first threaded sleeve through the fixed rod, the top of the telescopic rod is connected to the fifth sprocket, and the third chain is meshed on the outer side of the fifth sprocket, and the left end of the third chain is meshed with the sixth sprocket, the bottom of the sixth sprocket is rotatably connected to the bottom of the first threaded sleeve, and a rotating seat is provided on the top of the sixth sprocket, and the top of the rotating seat is fixedly connected to the device body.

[0021] The adoption of the above technical solution can make it more convenient for the rotating mechanism to drive the device body to rotate, thereby increasing the stability of the device when adjusting the angle.

[0022] As a preferred technical solution of the present invention, a protective shell is provided at the bottom of the device body, and the bottom of the protective shell is fixedly connected to the top of the first threaded sleeve.

[0023] The adoption of the above technical solution enables the protective shell to protect the second threaded sleeve and the rotating seat and other equipment at the bottom of the device body, thereby increasing the protection of the device during operation.

[0024] Compared with the prior art, the present invention has the following beneficial effects: the micro motor inside the device body can simultaneously drive the aperture mechanism and the sliding mechanism to operate, so that the aperture mechanism can adjust the size of the aperture, and the sliding mechanism will lengthen or shorten the length of the recurved mirror mechanism, so that the camera can perform a focal length adjustment operation under the drive of the aperture mechanism and the recurved mirror mechanism, so that the device can be more convenient when performing a focal length adjustment operation; Furthermore, by setting the distance measuring mechanism, when the micro motor drives the aperture mechanism and the sliding mechanism to operate, the micro motor can simultaneously drive the distance measuring mechanism to extend to perform distance measuring operation, so that when the device is in use, the distance measuring mechanism can perform distance testing operation; Furthermore, by providing a lifting mechanism inside the device shell, the device shell can be made more convenient when adjusting the height of the device body, thereby increasing the operability of the device in adjusting the position of the device body. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the front elevation structure of the present invention; Figure 2 It is a front cross-sectional structural schematic diagram of the present invention; Figure 3 It is a rear cross-sectional structural schematic diagram of the present invention; Figure 4 It is a schematic diagram of the front-view layered elevation structure of the aperture sheet of the present invention; Figure 5It is a schematic diagram of the rear-view layered elevation structure of the aperture sheet of the present invention; Figure 6 is a schematic elevational structural diagram of a first lens barrel of the present invention; Figure 7 It is a schematic diagram of the elevation structure of the device shell of the present invention; Figure 8 It is a schematic elevational structural diagram of a driving motor of the present invention; Fig. 9 For the present invention Figure 8 A schematic diagram of the enlarged structure at point A; Fig.10 It is a schematic diagram of the layered facade structure of the telescopic rod of the present invention.

[0026] In the figure: 1, device body; 2, device shell; 3, micro motor; 4, first sprocket; 5, first chain; 6, second sprocket; 7, drive shaft; 8, first gear; 9, second gear; 10, third gear; 11, rotating ring; 12, first clamping rod; 13, second clamping rod; 14, aperture plate; 15, clamping groove ring; 16, fixed ring; 17, rotating shaft; 18, screw rod body; 19, screw rod sleeve; 20, fixed barrel; 21, camera; 22, first lens barrel; 23, first anti-curved lens; 24, second lens barrel; 25, first Two anti-curved lenses; 26, telescopic lens barrel; 27, driving motor; 28, third sprocket; 29, second chain; 30, fourth sprocket; 31, first ratchet; 32, second ratchet; 33, spring shaft; 34, reciprocating threaded shaft; 35, first threaded sleeve; 36, telescopic rod; 37, fixed rod; 38, fifth sprocket; 39, third chain; 40, sixth sprocket; 41, rotating seat; 42, protective shell; 43, protective lens; 44, threaded shaft body; 45, second threaded sleeve; 46, infrared rangefinder; 47, control board. DETAILED DESCRIPTION

[0027] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Example

[0028] See also Figure 1-Figure 10 The present invention provides a technical solution: a network camera with a focus adjustment function, comprising a device body 1 and a device shell 2 connected to the bottom of the device body 1; a camera 21 is arranged inside the device body 1, and an aperture mechanism is connected to the left end of the camera 21, and a reverse curved mirror mechanism is connected to the left end of the aperture mechanism, and the reverse curved mirror mechanism is fixedly connected to the inside of the device body 1; A micro motor 3 is provided inside the device body 1, and a sliding mechanism is provided at the front end of the micro motor 3, the sliding mechanism is fixedly connected to the anti-curved mirror mechanism, and a distance measuring mechanism is connected to the bottom of the micro motor 3, and the micro motor 3 is fixedly connected to the aperture mechanism; a lifting mechanism is provided inside the device shell 2, and a rotating mechanism is provided inside the device shell 2, and the device shell 2 is connected to the bottom of the device body 1 through the lifting mechanism and the rotating mechanism; The left end of the micro motor 3 is connected to a first sprocket 4, and a first chain 5 is meshed on the outside of the first sprocket 4, and a second sprocket 6 is meshed on the bottom of the first sprocket 4, and a driving shaft 7 is connected to the left end of the first sprocket 4, and the aperture mechanism includes a first gear 8, the first gear 8 is fixedly connected to the driving shaft 7, and a second gear 9 is meshed at the front end of the first gear 8, and a third gear 10 is meshed at the front end of the second gear 9, and a rotating ring 11 is provided at the left end of the third gear 10, and a first clamping rod 12 is provided at the right end of the rotating ring 11, and the first clamping rod 12 is connected to the sliding groove inside the third gear 10; A second clamping rod 13 is connected to the left end of the rotating ring 11, and an aperture plate 14 is provided at the left end of the rotating ring 11, and a fixed ring 16 is provided at the left end of the aperture plate 14, the fixed ring 16 is fixedly connected to the anti-curved mirror mechanism, and a rotating shaft 17 is provided at the right end of the fixed ring 16, and the rotating shaft 17 is rotatably connected to the aperture plate 14, and a clamping groove ring 15 is provided inside the outer end of the aperture plate 14, and the aperture plate 14 is slidably connected to the second clamping rod 13 through the clamping groove ring 15; The rotating ring 11 is slidably connected to the device body 1 through the base, and the anti-curved mirror mechanism includes a first lens barrel 22, and a first anti-curved lens 23 is provided inside the first lens barrel 22, and the left end of the first lens barrel 22 is connected to the second lens barrel 24, and a second anti-curved lens 25 is provided inside the second lens barrel 24, and the left end of the second lens barrel 24 is connected to the telescopic lens barrel 26, and the second lens barrel 24 is slidably connected to the telescopic lens barrel 26, and a protective lens 43 is connected inside the left end of the telescopic lens barrel 26; the outer side of the telescopic lens barrel 26 is connected to the sliding mechanism, and a fixed barrel 20 is provided outside the camera 21, and the left end of the fixed barrel 20 is slidably connected to the rotating ring 11 provided inside the aperture mechanism; The fixed cylinder 20 is fixedly connected to the inside of the device body 1, and the sliding mechanism includes a screw body 18, and the right end of the screw body 18 is fixedly connected to the driving shaft 7, and the screw body 18 is slidably connected to the outside of the screw body 18 with a screw sleeve 19, and the screw sleeve 19 is fixedly connected to the outside of the telescopic lens barrel 26; The screw body 18 is rotatably connected to the inside of the device body 1, and the distance measuring mechanism includes a threaded shaft body 44, and the threaded shaft body 44 is fixedly connected to the second sprocket 6, and a second threaded sleeve 45 is provided on the outside of the threaded shaft body 44, and an infrared distance meter 46 is connected to the left end of the second threaded sleeve 45; The micro motor 3 drives the aperture mechanism and the sliding mechanism to operate synchronously, so that the aperture mechanism changes the size of the aperture under the drive of the micro motor 3, and the stretching length of the anti-curved mirror mechanism is adjusted under the drive of the sliding mechanism, so as to adjust the focal length of the viewing angle of the camera 21, and then the height and shooting angle of the device body 1 are adjusted under the drive of the lifting mechanism and the rotating mechanism inside the device shell 2; When the aperture mechanism is adjusted, the micro motor 3 drives the driving shaft 7 and the first gear 8 to rotate, so that the first gear 8 drives the third gear 10 to rotate through the second gear 9, so that the third gear 10 drives the first clamping rod 12 to rotate the rotating ring 11, so that the second clamping rod 13 at the left end of the rotating ring 11 rotates, so that the second clamping rod 13 slides in the clamping groove ring 15 inside the aperture plate 14, so that the aperture plate 14 rotates with the rotating shaft 17 as the center under the drive of the second clamping rod 13, so that the aperture plate 14 enlarges or reduces the size of the aperture; When the aperture mechanism is adjusted, the driving shaft 7 also drives the sliding mechanism to rotate, so that the screw body 18 drives the screw sleeve 19 to slide, so that the screw sleeve 19 drives the telescopic lens barrel 26 to extend, thereby changing the positions of the first anti-curved lens 23, the second anti-curved lens 25 and the protective lens 43, so that the camera 21 adjusts the position of the light beam irradiated by the first anti-curved lens 23, the second anti-curved lens 25 and the protective lens 43, thereby completing the focus adjustment operation; When the micro motor 3 is running, the first sprocket 4 will also drive the second sprocket 6 to rotate through the first chain 5, so that the second sprocket 6 drives the threaded shaft body 44 to rotate, so that the threaded shaft body 44 drives the second threaded sleeve 45 and the infrared rangefinder 46 to slide, so that the infrared rangefinder 46 extends out of the device body 1 to perform distance measurement; A control panel 47 is provided inside the device body 1, and a driving motor 27 is provided inside the device shell 2, and a third sprocket 28 is provided on the top of the driving motor 27, a second chain 29 is meshed on the outside of the third sprocket 28, and a fourth sprocket 30 is meshed on the right end of the second chain 29, and ratchet groups are provided on the tops of the third sprocket 28 and the fourth sprocket 30; The ratchet group includes a first ratchet 31, and the top of the first ratchet 31 is meshed with a second ratchet 32, and the top of the second ratchet 32 ​​is connected to a spring shaft 33, and the ratchet direction of the ratchet group at the top of the third sprocket 28 is opposite to the ratchet direction of the ratchet group at the top of the fourth sprocket 30; the top of the third sprocket 28 is connected to the lifting mechanism through the ratchet group, and the lifting mechanism includes a reciprocating threaded shaft 34, and a first threaded sleeve 35 is provided on the outer side of the reciprocating threaded shaft 34; The top of the fourth sprocket 30 is connected to the rotating mechanism through a ratchet group, and the rotating mechanism includes a telescopic rod 36, and a fixed rod 37 is provided on the top of the telescopic rod 36, and the telescopic rod 36 is fixedly connected to the top of the first threaded sleeve 35 through the fixed rod 37, the top of the telescopic rod 36 is connected to the fifth sprocket 38, and the outer side of the fifth sprocket 38 is meshed with a third chain 39, and the left end of the third chain 39 is meshed with a sixth sprocket 40, the bottom of the sixth sprocket 40 is rotatably connected to the bottom of the first threaded sleeve 35, and a rotating seat 41 is provided on the top of the sixth sprocket 40, and the top of the rotating seat 41 is fixedly connected to the device body 1; a protective shell 42 is provided at the bottom of the device body 1, and the bottom of the protective shell 42 is fixedly connected to the top of the first threaded sleeve 35.

[0029] Working principle: When using a webcam with a focus adjustment function, firstly, the micro motor 3 drives the aperture mechanism and the sliding mechanism to operate synchronously, so that the aperture mechanism changes the size of the aperture under the drive of the micro motor 3, and the stretching length of the anti-curved mirror mechanism is adjusted under the drive of the sliding mechanism, so as to adjust the focus of the viewing angle of the camera 21, and then the height and shooting angle of the device body 1 are adjusted under the drive of the lifting mechanism and the rotating mechanism inside the device shell 2; When the aperture mechanism is adjusted, the micro motor 3 drives the driving shaft 7 and the first gear 8 to rotate, so that the first gear 8 drives the third gear 10 to rotate through the second gear 9, so that the third gear 10 drives the first clamping rod 12 to rotate the rotating ring 11, so that the second clamping rod 13 at the left end of the rotating ring 11 rotates, so that the second clamping rod 13 slides in the clamping groove ring 15 inside the aperture plate 14, so that the aperture plate 14 rotates with the rotating shaft 17 as the center under the drive of the second clamping rod 13, so that the aperture plate 14 enlarges or reduces the size of the aperture; When the aperture mechanism is adjusted, the driving shaft 7 also drives the sliding mechanism to rotate, so that the screw body 18 drives the screw sleeve 19 to slide, so that the screw sleeve 19 drives the telescopic lens barrel 26 to extend, thereby changing the positions of the first anti-curved lens 23, the second anti-curved lens 25 and the protective lens 43, so that the camera 21 adjusts the position of the light beam irradiated by the first anti-curved lens 23, the second anti-curved lens 25 and the protective lens 43, thereby completing the focus adjustment operation; When the micro motor 3 is running, the first sprocket 4 will also drive the second sprocket 6 to rotate through the first chain 5, so that the second sprocket 6 drives the threaded shaft body 44 to rotate, so that the threaded shaft body 44 drives the second threaded sleeve 45 and the infrared rangefinder 46 to slide, so that the infrared rangefinder 46 extends out of the device body 1 to perform distance measurement; When the device body 1 is adjusting the position, the third sprocket 28 can be driven to rotate in the positive direction by the driving motor 27, so that the ratchet group driven by the third sprocket 28 is meshed, that is, the first ratchet 31 is meshed with the second ratchet 32, so that the second ratchet 32 ​​drives the lifting mechanism to operate through the spring shaft 33, and because the ratchet group at the top of the third sprocket 28 is in the opposite direction to the ratchet group at the top of the fourth sprocket 30, the ratchet group at the top of the fourth sprocket 30 will be disengaged, that is, the first ratchet 31 is disengaged from the second ratchet 32, and the second ratchet 32 ​​retreats under the drive of the spring shaft 33; When the driving motor 27 drives the third sprocket 28 to rotate in the forward direction, the reciprocating threaded shaft 34 drives the first threaded sleeve 35 to rotate, so that the first threaded sleeve 35 drives the device body 1 to adjust its height under the drive of the reciprocating threaded shaft 34, and the first threaded sleeve 35 drives the telescopic rod 36 to stretch through the setting of the fixed rod 37; When the driving motor 27 rotates in the opposite direction, the fourth sprocket 30 drives the telescopic rod 36 to rotate, so that the telescopic rod 36 drives the fifth sprocket 38 to rotate, and the fifth sprocket 38 drives the sixth sprocket 40 and the rotating seat 41 to rotate through the third chain 39, so that the rotating seat 41 drives the device body 1 to rotate.

[0030] Thereby completing a series of tasks, the contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0031] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. A network camera with a focus adjustment function, comprising a device body (1) and a device shell (2) connected to the bottom of the device body (1); characterized in that: A camera (21) is provided inside the device body (1), and an aperture mechanism is connected to the left end of the camera (21), and a reverse-curved mirror mechanism is connected to the left end of the aperture mechanism, and the reverse-curved mirror mechanism is fixedly connected to the inside of the device body (1); The device body (1) is provided with a micro motor (3) inside, and a sliding mechanism is provided at the front end of the micro motor (3), the sliding mechanism is fixedly connected to the anti-curved mirror mechanism, and a distance measuring mechanism is connected to the bottom of the micro motor (3), and the micro motor (3) is fixedly connected to the aperture mechanism; the device shell (2) is provided with a lifting mechanism inside, and a rotating mechanism is provided inside the device shell (2), and the device shell (2) is connected to the bottom of the device body (1) via the lifting mechanism and the rotating mechanism.

2. The network camera with focus adjustment function according to claim 1, characterized in that: The left end of the micro motor (3) is connected to a first sprocket (4), and a first chain (5) is meshed on the outside of the first sprocket (4), and a second sprocket (6) is meshed on the bottom of the first sprocket (4), and the left end of the first sprocket (4) is connected to a driving shaft (7), and the aperture mechanism comprises a first gear (8), the first gear (8) is fixedly connected to the driving shaft (7), and a second gear (9) is meshed at the front end of the first gear (8), a third gear (10) is meshed at the front end of the second gear (9), and a rotating ring (11) is provided at the left end of the third gear (10), and a first clamping rod (12) is provided at the right end of the rotating ring (11), and the first clamping rod (12) is connected to a sliding groove inside the third gear (10); The left end of the rotating ring (11) is connected to a second clamping rod (13), and an aperture plate (14) is provided at the left end of the rotating ring (11), and a fixing ring (16) is provided at the left end of the aperture plate (14), the fixing ring (16) is fixedly connected to the anti-curved mirror mechanism, and a rotating shaft (17) is provided at the right end of the fixing ring (16), and the rotating shaft (17) is rotatably connected to the aperture plate (14), and a clamping groove ring (15) is provided inside the outer end of the aperture plate (14), and the aperture plate (14) is slidably connected to the second clamping rod (13) via the clamping groove ring (15).

3. The network camera with focus adjustment function according to claim 2, characterized in that: The rotating ring (11) is slidably connected to the device body (1) via a base, and the inverse mirror mechanism comprises a first lens barrel (22), a first inverse mirror lens (23) is provided inside the first lens barrel (22), a second lens barrel (24) is connected to the left end of the first lens barrel (22), a second inverse mirror lens (25) is provided inside the second lens barrel (24), a telescopic lens barrel (26) is connected to the left end of the second lens barrel (24), and the second lens barrel (24) is slidably connected to the telescopic lens barrel (26), and a protective lens (43) is connected to the left end of the telescopic lens barrel (26); The outer side of the telescopic lens barrel (26) is connected to the sliding mechanism, and the outer side of the camera (21) is provided with a fixed barrel (20), and the left end of the fixed barrel (20) is slidably connected to a rotating ring (11) provided inside the aperture mechanism.

4. The network camera with focus adjustment function according to claim 3, characterized in that: The fixed cylinder (20) is fixedly connected to the inside of the device body (1), and the sliding mechanism comprises a screw body (18), and the right end of the screw body (18) is fixedly connected to the drive shaft (7), the outside of the screw body (18) is slidably connected to a screw sleeve (19), and the screw sleeve (19) is fixedly connected to the outside of the telescopic lens barrel (26).

5. The network camera with focus adjustment function according to claim 4, characterized in that: The screw rod body (18) is rotatably connected to the inside of the device body (1), and the distance measuring mechanism comprises a threaded shaft body (44), and the threaded shaft body (44) is fixedly connected to the second sprocket (6), a second threaded sleeve (45) is provided on the outside of the threaded shaft body (44), and an infrared distance meter (46) is connected to the left end of the second threaded sleeve (45).

6. The network camera with focus adjustment function according to claim 5, characterized in that: A control panel (47) is provided inside the device body (1), a drive motor (27) is provided inside the device shell (2), and a third sprocket (28) is provided on the top of the drive motor (27), a second chain (29) is meshed on the outside of the third sprocket (28), a fourth sprocket (30) is meshed on the right end of the second chain (29), and ratchet groups are provided on the tops of the third sprocket (28) and the fourth sprocket (30).

7. The network camera with focus adjustment function according to claim 6, characterized in that: The ratchet group comprises a first ratchet (31), and a second ratchet (32) is meshed on the top of the first ratchet (31), and a spring shaft (33) is connected to the top of the second ratchet (32), and the ratchet of the ratchet group on the top of the third sprocket (28) is oriented in the opposite direction to the ratchet of the ratchet group on the top of the fourth sprocket (30).

8. The network camera with focus adjustment function according to claim 7, characterized in that: The top of the third sprocket (28) is connected to the lifting mechanism via a ratchet group, and the lifting mechanism comprises a reciprocating threaded shaft (34), and a first threaded sleeve (35) is provided on the outside of the reciprocating threaded shaft (34).

9. The network camera with focus adjustment function according to claim 7, characterized in that: The top of the fourth sprocket (30) is connected to the rotating mechanism via a ratchet group, and the rotating mechanism comprises a telescopic rod (36), and a fixing rod (37) is provided at the top of the telescopic rod (36), and the telescopic rod (36) is fixedly connected to the top of the first threaded sleeve (35) via the fixing rod (37), and the top of the telescopic rod (36) is connected to a fifth sprocket (38), and the outer side of the fifth sprocket (38) is meshed with a third chain (39), and the left end of the third chain (39) is meshed with a sixth sprocket (40), and the bottom of the sixth sprocket (40) is rotatably connected to the bottom of the first threaded sleeve (35), and a rotating seat (41) is provided at the top of the sixth sprocket (40), and the top of the rotating seat (41) is fixedly connected to the device body (1).

10. The network camera with focus adjustment function according to claim 9, characterized in that: A protective shell (42) is provided at the bottom of the device body (1), and the bottom of the protective shell (42) is fixedly connected to the top of the first threaded sleeve (35).

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