CN114363494B

CN114363494B - Campus security monitoring device

Info

Publication number: CN114363494B
Application number: CN202210034495.4A
Authority: CN
Inventors: 杨德林; 向锐
Original assignee: Wuhan Beidaying Electronic Engineering Technology Co ltd
Current assignee: Wuhan Beidaying Electronic Engineering Technology Co ltd
Priority date: 2022-01-13
Filing date: 2022-01-13
Publication date: 2024-01-09
Anticipated expiration: 2042-01-13
Also published as: CN114363494A

Abstract

The invention relates to the technical field of monitoring devices, in particular to a campus security monitoring device; the device comprises a camera, a monitoring rod, a clearing device, an angle adjusting device, a cable auxiliary piece and a rotary clamping seat; the invention solves the problems that the prior gun type camera mainly has the following problems in the use process: firstly, when a gun-shaped camera is added on a monitoring rod, a screwdriver is needed to be manually used at a high place, the installation is troublesome, the installation time is long, the potential safety hazard is large, secondly, the gun-shaped camera is needed to be manually used for angle adjustment, the existing adjustment mode is generally that a worker supports the camera by one hand and locks by the screwdriver by the other hand, in the operation process, the self stability is reduced, safety accidents are easy to occur, water drops are remained on a glass cover of the camera when the camera encounters rainy days, the monitoring picture is fuzzy, the normal use of the camera is influenced, and the like; the invention improves the installation rate of the gun-shaped camera, simplifies the operation steps and ensures the monitoring effect.

Description

Campus security monitoring device

Technical Field

The invention relates to the technical field of monitoring devices, in particular to a campus security monitoring device.

Background

Campus security protection often utilizes various hardware facilities such as a video monitoring system, an anti-theft alarm system, an access control system and the like to ensure campus security, wherein a spherical camera and a gun-shaped camera are often adopted in the camera shooting aspect of the video monitoring system; the spherical camera is used indoors, the gun-shaped camera is used outdoors, and the gun-shaped camera is used outdoors and is fixedly installed through the multipurpose monitoring rod.

However, the current gun type camera mainly has the following problems in the use process: firstly, when a gun-shaped camera is added on a monitoring rod, a ladder needs to be manually climbed to a certain height, then the gun-shaped camera is mounted on the monitoring rod by using a screwdriver, the mounting mode is troublesome, the residence time of workers at a high place is long, and the potential safety hazard is large; secondly, the gun-shaped camera is required to be manually adjusted in angle after being installed so as to ensure that the gun-shaped camera can monitor a designated direction, the conventional adjusting mode is generally that a worker holds the camera by one hand and locks an adjusting part by using a screwdriver by one hand, and in the operation process, the worker hangs in the air by two hands, so that the stability of the gun-shaped camera is reduced, and safety accidents are easy to occur; when the outdoor gun-shaped camera is used again in rainy days, water drops can stay on the glass cover of the camera, so that the monitoring picture of the gun-shaped camera is blurred, and the normal use of the gun-shaped camera is affected.

Therefore, in order to improve the installation rate of the gun-shaped camera, the operation steps are simplified, and the monitoring effect is ensured; the invention provides a campus security monitoring device.

Disclosure of Invention

In order to achieve the above object, the present invention adopts the following technical scheme; a campus security monitoring device comprises a camera, a monitoring rod, a clearing device, an angle adjusting device, a cable auxiliary piece and a rotary clamping seat; the monitoring rod on the welding have the base, the up end symmetry of base is provided with T type post, rotatory cassette and the up end of T type post cooperation installation at the base, the up end of rotatory cassette is provided with angle adjusting device, angle adjusting device's up end is provided with the camera, the preceding terminal surface of camera is provided with clearing device.

The camera is columnar structure, and the upper surface of camera is provided with the cover that shelters from, and the cover is arc structure, and the lower surface of camera is provided with square piece, and the preceding terminal surface axle center department of camera is provided with the glass cover.

The cleaning device comprises a fixed groove, a servo motor, an arc chute, an arc-shaped fixed plate, a first cleaning scraping strip, an arc-shaped telescopic plate, a second cleaning scraping strip, an arc track and a connecting block; the left side of shielding cover inside seted up the fixed slot, and the front end of fixed slot communicates with each other with the preceding terminal surface of camera, servo motor pass through the motor cabinet and install in the fixed slot, the one end of arc fixed plate install on servo motor's output shaft, the rear end face of arc fixed plate is provided with clean strip of scraping, the arc spout has been seted up to the inside of arc fixed plate, and the longitudinal section of arc spout is "cross" style of calligraphy structure, the bottom of arc spout and the outside intercommunication of arc fixed plate, and the right-hand member face of arc spout run through the arc fixed block, the arc expansion plate is installed in the arc spout through sliding fit's mode, the arc expansion plate rear end face is provided with clean strip No. two, and No. two clean strips of scraping pass the bottom of arc spout and clean strip laminating of scraping one, no. one clean strip of scraping and No. two clean strips all contact with the preceding terminal surface of camera, the connecting block is installed to the right-hand member of arc expansion plate, the preceding terminal surface edge position of camera installs the circular arc track, install in the circular arc track through sliding fit's mode.

The angle adjusting device comprises a T-shaped groove, a fixed block, a U-shaped block, an adjusting rod, a rotary control piece, a straight gear and an incomplete gear; the square piece left and right sides of camera be provided with T type groove, the longitudinal section of fixed block is "H" type structure, the upper portion of fixed block is through sliding fit's installation on T type groove, the fixed block passes through hexagon socket head cap screw and camera is fixed, the lower part of fixed block is rotated through the round pin post and is installed the U type piece, and the U type piece is located the outside of fixed block, the inboard of U type piece is provided with the regulation pole through the bearing, and adjust the below that the pole is located the fixed block, the right-hand member of regulation pole runs through the U type piece and is located the outside of U type piece, the inboard regulation pole front and back both sides of U type piece are provided with the spur gear, the lower terminal surface of fixed block is provided with incomplete gear, and incomplete gear and spur gear meshing transmission, the regulation pole tip in the U type piece outside be provided with rotary control piece.

Preferably, the rotary control member comprises a fixed cover, a circular notch, a pawl, a ratchet wheel, a handle and a pressing clamping member; the U-shaped block is characterized in that the fixing cover is of a columnar structure, a through hole is formed in the axis of the fixing cover, a circular notch is formed in the inner wall of the middle of the through hole of the fixing cover, a handle is arranged at the end part of an adjusting rod on the outer side of the U-shaped block, a fixing cover is arranged between the inner side of the handle and the outer side of the U-shaped block, the fixing cover is arranged on the right side end face of the U-shaped block, pressing clamping pieces are arranged on the circumferential outer walls of the front side and the rear side of the U-shaped block, two ratchets are arranged on the circumferential outer walls of the adjusting rod on the outer side of the U-shaped block, the ratchet directions of the two ratchets are opposite, the two ratchets are located in the circular notch, a pawl is arranged on the opposite sides of the two ratchets respectively, one end of the pawl is in contact with the ratchet wheel through a pin shaft, a torsional spring and a fixing seat, the other end of the pawl is tilted outwards, and the two pressing clamping pieces are in one-to-one correspondence with the tilted ends of the two pawls.

Preferably, the rotary clamping seat comprises a disc main body, an arc waist hole, a square groove, a self-locking clamping block, a first compression spring, a movable groove, an arc groove, a transition wheel, a pull rod, an extension spring and a rope; the U-shaped block lower end face install the disc main part, the symmetry is provided with two arc waist holes on the disc main part, the round hole has been seted up to the one pair of semicircle one end that is the diagonal relation of two arc waist holes, and the internal diameter of round hole is greater than the circular arc internal diameter size of the semicircle of arc waist hole, square groove has all been seted up on the other pair of semicircle one end inside wall that is the diagonal relation of two arc waist holes, the self-locking fixture block is installed in the square groove through sliding fit's mode, and the self-locking fixture block is right trapezoid structure, install compression spring between the inboard terminal surface of self-locking fixture block and the inner wall of square groove, the inside of disc main part is provided with the movable groove, the arc groove has all been seted up to both sides around the movable groove, and communicate each other between arc groove, the internally mounted of arc groove has the ferryboat, the pull rod passes through sliding fit's mode and installs in the movable groove, install extension spring between the inner wall of movable groove and the one end of pull rod, be provided with the rope on the inboard terminal surface of self-locking fixture block, the one end of rope is installed at the inboard terminal surface middle part of self-locking fixture block, the other end of rope bypasses the ferryboat and installs first compression spring between the inner side of the terminal surface of the self-locking fixture block and the inner side of the disc main part, the disc main part is located outside the disc main part, the disc main part runs through the pull rod is located outside the disc main part.

Preferably, the pressing clamping piece comprises a fixed cylinder, an arc end pressing rod, a pressing cap, a second compression spring, a waist-shaped cylinder, a track groove and a clamping hook; the fixed cover is characterized in that two fixed cylinders are arranged on the outer walls of the front side and the rear side of the fixed cover, the fixed cylinders are mutually communicated with the circular notch, the end, away from the fixed cover, of the fixed cylinders is provided with a pressing cap, an arc end pressing rod is arranged at the axis position of the inner wall of the pressing cap and is positioned in the fixed cylinders, a second compression spring is sleeved on the arc end pressing rod, a waist-shaped cylinder is arranged on the outer inner wall of the pressing cap and is positioned in the fixed cylinders, track grooves are formed in the outer side walls of parallel surfaces on the two sides of the waist-shaped cylinder, the track grooves are of heart-shaped structures, notches are symmetrically formed in the outer side end faces of the fixed cylinders, hooks are arranged in the notches through pin shafts and torsion springs, and the end parts of the hooks are always in conflict with the inner walls of the track grooves.

Preferably, the cable auxiliary member including spring cable, protective tube, screw thread piece, nut and bellows, the one end of spring cable install on the rear side terminal surface of camera, the other end of spring cable penetrates in the monitor pole and fix on the monitor pole, the middle part of spring cable is the spring form, the upper end cover of spring cable is equipped with the protective tube, and the protective tube is "7" structure, the lower terminal surface of protective tube evenly is provided with the screw thread piece, screw thread piece external screw thread connection has the nut, and the nut inner wall is provided with the bench screw thread, the lower extreme inner wall of screw thread piece is laminated with the spring cable outer wall, and the horizontal tip of protective tube passes through the bolt to be installed on the rear side terminal surface of camera, the outside cover of spring cable is equipped with the bellows, the rear side terminal surface at the camera is installed to the one end of bellows, the other end of bellows is installed on the monitor pole.

Preferably, the groove depth trend of the grooves at two sides of the track groove is different, the groove depth of the groove at the right side of the clamping hook gradually becomes shallow from top to bottom, and the groove depth trend of the groove at the left side of the clamping hook is opposite to the groove depth trend of the groove at the right side of the clamping hook.

Preferably, the two ends of the circular arc track are through holes, and the lower end face of the circular arc track is positioned at the right side of the vertical central line of the rear front end face of the camera.

The invention has the beneficial effects that: 1. according to the cleaning device provided by the invention, the connecting block moves on the circular arc track through the rotation of the servo motor, and the glass cover of the camera is cleaned through the first cleaning scraping strip and the second cleaning scraping strip, so that the monitoring effect of the camera is ensured, wherein the arc-shaped telescopic plate can be telescopic, so that the occupied space of the cleaning device on the front end face of the camera is reduced, and the influence of shielding the camera on the monitoring work of the camera is avoided.

2. The self-locking clamping block of the rotary clamping seat and the first compression spring are matched, so that the monitoring device can be quickly and fixedly installed with the base on the monitoring rod, and then the self-locking clamping block can be separated from the T-shaped column by stretching the pull rod, so that the monitoring device can be disassembled.

3. The pressing clamping piece of the angle adjusting device can be used for carrying out telescopic control on the arc end pressing rod, when the arc end pressing rod stretches out, the pawl can be pressed up to separate the pawl from the ratchet, at the moment, the handle can rotate and adjust the angle of the camera, when the arc end pressing rod retracts, the pawl is abutted against the ratchet, the handle cannot rotate, and the camera is fixed; the pressing clamping piece can maintain a specific state every time when being pressed, so that when the angle of the camera is manually adjusted, a worker can operate by one hand, and the other hand can hold the ladder to stabilize the camera; the device not only simplifies the adjusting step of the camera, but also ensures the safety in the manual installation process.

Drawings

The invention will be further described with reference to the drawings and examples.

Fig. 1 is a schematic perspective view of a first view of the present invention.

Fig. 2 is a schematic view of a second perspective structure of the present invention.

Fig. 3 is a schematic perspective view of a third view of the present invention.

Fig. 4 is a schematic view of the structure of the cleaning device of the present invention.

Fig. 5 is a partial cross-sectional view of a cleaning device of the present invention.

Fig. 6 is a schematic longitudinal section of the cleaning device of the present invention.

Fig. 7 is a schematic view of the structure between the arc-shaped fixing block and the arc-shaped expansion plate of the invention.

Fig. 8 is a schematic structural view of the rotary control of the present invention.

Fig. 9 is a schematic structural view of the pressing clip of the present invention.

Fig. 10 is an enlarged view of a portion of fig. 9 according to the present invention.

Fig. 11 is a schematic view of the spin chuck of the present invention.

Fig. 12 is a schematic view of the structure between the shield tube, the thread segments, the nut and the spring cable of the present invention.

Fig. 13 is a schematic view of the pawl structure of the present invention.

In the figure: 1. a camera; 2. a monitor rod; 3. a cleaning device; 4. an angle adjusting device; 5. a cable auxiliary; 6. rotating the clamping seat; 21. a base; 22. a T-shaped column; 11. a shielding cover; 12. square blocks; 13. a glass cover; 31. a fixing groove; 32. a servo motor; 33. an arc chute; 34. an arc-shaped fixing plate; 35. a first cleaning scraping strip; 36. an arc-shaped expansion plate; 37. a second cleaning scraping strip; 38. a circular arc track; 39. a connecting block; 41. a T-shaped groove; 42. a fixed block; 43. a U-shaped block; 44. an adjusting rod; 45. rotating the control member; 46. spur gears; 47. an incomplete gear; 451. a fixed cover; 452. a circular slot; 453. a pawl; 454. a ratchet wheel; 455. a handle; 48. pressing the clamping piece; 60. a disc main body; 61. an arc waist hole; 62. a square groove; 63. self-locking clamping blocks; 64. a first compression spring; 65. a movable groove; 66. an arc groove; 67. a transition wheel; 68. a pull rod; 69. a tension spring; 7. a rope; 481. a fixed cylinder; 482. an arc end compression bar; 483. pressing the cap; 484. a compression spring II; 485. a kidney-shaped cylinder; 486. a track groove; 487. a clamping hook; 51. a spring cable; 52. a protective tube; 53. a thread piece; 54. a screw cap; 55. a bellows.

Detailed Description

Embodiments of the present invention are described below with reference to the accompanying drawings. In this process, to ensure clarity and convenience of description, the widths of the lines or the sizes of the constituent elements in the drawings may be exaggerated.

In addition, the terms hereinafter are defined based on functions in the present invention, and may be different according to intention of a user, an operator, or a convention. Accordingly, these terms are defined based on the entire contents of the present specification.

Referring to fig. 1 and 2, a campus security monitoring device comprises a camera 1, a monitoring rod 2, a cleaning device 3, an angle adjusting device 4, a cable auxiliary piece 5 and a rotary clamping seat 6; the monitoring rod 2 on the welding have base 21, the up end symmetry of base 21 is provided with T type post 22, rotatory cassette 6 and the up end of T type post 22 cooperation installation at base 21, the up end of rotatory cassette 6 is provided with angle adjusting device 4, angle adjusting device 4's up end is provided with camera 1, camera 1's preceding terminal surface is provided with clearing device 3.

Referring to fig. 1, the camera 1 is in a columnar structure, a shielding cover 11 is arranged on the upper surface of the camera 1, the shielding cover 11 is in an arc-shaped structure, a square block 12 is arranged on the lower surface of the camera 1, and a glass cover 13 is arranged at the axial center of the front end face of the camera 1.

Referring to fig. 2 and 11, the rotary clamping seat 6 includes a disc main body 60, an arc waist hole 61, a square groove 62, a self-locking clamping block 63, a first compression spring 64, a movable groove 65, an arc groove 66, a transition wheel 67, a pull rod 68, an extension spring 69 and a rope 7; the lower end face of the U-shaped block 43 is provided with a disc main body 60, the disc main body 60 is symmetrically provided with two arc waist holes 61, one end of a pair of opposite angles of the two arc waist holes 61 is provided with a round hole, the inner diameter of the round hole is larger than the inner diameter of a semicircular arc of the arc waist hole 61, the round hole can enable a T-shaped column 22 to be inserted into the arc waist hole 61 from bottom to top and rotationally fixed through the disc main body 60, the inner side walls of the other pair of opposite angles of the two arc waist holes 61 are provided with square grooves 62, the self-locking clamping blocks 63 are arranged in the square grooves 62 in a sliding fit mode, the self-locking clamping blocks 63 of the right trapezoid structure are of right trapezoid structures, when the disc main body 60 is rotated, the inclined surfaces of the T-shaped column 22 and the self-locking clamping blocks 63 are extruded to generate force acting inwards, the T-shaped column 22 enters into one semicircular end of the arc waist hole 61 after the self-locking clamping block 63 is contracted conveniently, thereby locking the T-shaped column 22 through the vertical surface of the self-locking clamping block 63, a first compression spring 64 is arranged between the inner side end surface of the self-locking clamping block 63 and the inner wall of the square groove 62, a movable groove 65 is arranged in the disc main body 60, arc grooves 66 are respectively arranged on the front side and the rear side of the movable groove 65, the arc grooves 66, the square groove 62 and the movable groove 65 are communicated with each other, a transition wheel 67 is arranged in the arc grooves 66, a pull rod 68 is arranged in the movable groove 65 in a sliding fit manner, a tension spring 69 is arranged between the inner wall of the movable groove 65 and one end of the pull rod 68, a rope 7 is arranged on the inner side end surface of the self-locking clamping block 63, one end of the rope 7 is arranged at the middle position of the inner side end surface of the self-locking clamping block 63, the other end of the rope 7 bypasses the transition wheel 67 and is arranged on the pull rod 68, the transition wheel 67 can guide the rope 7, the right end of the pull rod 68 penetrates the disc body 60 and is located outside the disc body 60, and a pull ring is provided at the end of the pull rod 68 outside the disc body 60.

Firstly, the camera 1, the cleaning device 3, the angle adjusting device 4, the cable auxiliary piece 5 and the rotary clamping seat 6 are assembled together on the ground manually, then the rotary clamping seat 6 is quickly installed on the base 21 by climbing a ladder to the height of the monitoring rod 2, the round hole on the arc waist hole 61 is manually aligned with the T-shaped column 22 on the base 21 and then inserted, then the disc main body 60 is rotated, the T-shaped column 22 moves in the arc waist hole 61 and extrudes the self-locking clamping block 63 inwards, after the self-locking clamping block 63 contracts, the first compression spring 64 is compressed, after the T-shaped column 22 reaches one semicircular end of the arc waist hole 61, the first compression spring 64 resets and pushes the self-locking clamping block 63 to reset and fix the T-shaped column 22, when the rotary clamping seat 6 needs to be disassembled, only the pull rod 68 is manually pulled outwards, the pull rope 7 is pulled to move rightwards by the pull rope 68, the self-locking clamping block 63 contracts into the square groove 62, and the disc main body 60 can be separated from the base 21 again by reversely rotating the disc main body 60.

Referring to fig. 2 and 4, the angle adjusting device 4 includes a T-shaped groove 41, a fixed block 42, a u-shaped block 43, an adjusting lever 44, a rotary control member 45, a spur gear 46 and an incomplete gear 47; the square piece 12 left and right sides of camera 1 be provided with T type groove 41, when T type groove 41 was convenient for later stage dismouting camera 1, can make fixed block 42 and camera 1 quick slide be connected, then fix through the hexagon socket head cap screw, avoided the workman to operate with two hands simultaneously, and then improve the safety in the workman's installation, the longitudinal section of fixed block 42 is "H" type structure, the upper portion of fixed block 42 is installed on T type groove 41 through sliding fit, and fixed block 42 passes through hexagon socket head cap screw and camera 1 to be fixed, the lower part of fixed block 42 is installed through the round pin rotation has U type piece 43, and U type piece 43 is located the outside of fixed block 42, the inboard of U type piece 43 is provided with regulation pole 44 through the bearing, and regulation pole 44 is located the below of fixed block 42, and the right-hand member of regulation pole 44 runs through the outside of U type piece 43 and is located the U type piece 43, both sides are provided with spur gear 46 around the regulation pole 44 of the inboard of U type piece 43, the lower terminal surface of fixed block 42 is provided with incomplete gear 47, and does not have the complete gear 47 to rotate the control piece 45 to the outside of the rotation of the camera 45, can rotate the control piece 45 to the outside the back of the rotation of the camera 1.

After the rotary clamping seat 6 is manually fixed with the base 21, the rotation control piece 45 is rotated to enable the spur gear 46 on the adjusting rod 44 to be meshed with the incomplete gear 47 for rotation, so that the angle of the camera 1 is adjusted.

Referring to fig. 4, 8 and 13, the rotary control member 45 includes a fixed cover 451, a circular notch 452, a pawl 453, a ratchet 454, a handle 455 and a pressing clip 48; the fixed cover 451 be columnar structure, the axle center department of fixed cover 451 has seted up the through-hole, circular notch 452 has been seted up to the through-hole middle part inner wall of fixed cover 451, the regulation pole 44 tip in the outside of U type piece 43 be provided with handle 455, be provided with fixed cover 451 between handle 455 inboard and the U type piece 43 outside, fixed cover 451 installs on the right side terminal surface of U type piece 43, all be provided with one on the circumference outer wall of the front and back both sides of U type piece 43 and press the fastener 48, press fastener 48 can control through the mode of pressing the rotation direction of adjusting pole 44 and the rotation and the stopping of regulation pole 44, be provided with two ratchets 454 on the circumference outer wall of regulation pole 44 in the outside of U type piece 43, and the ratchet direction of two ratchets 454 is opposite, two ratchets 454 can carry out the individual control to the rotation direction of adjusting pole 44, thereby can carry out stable regulation to camera 1, two ratchets 454 are located circular notch 452, the opposite sides of two ratchets 454 install one pawl 453 and pawl 453 are through the mode of pressing down, pawl 453 and the pawl 453 are corresponding to two pawl 453 and the outer side of the pawl 453 are equipped with two pawl 453 through the round pin shafts 48, and the pawl 453 are turned up opposite to each other end.

When the angle of the camera 1 needs to be adjusted, the pressing clamp 48 is manually pressed first, so that the pawl 453 is far away from the ratchet 454, and the adjusting rod 44 is manually rotated through the handle 455 at this time, so that the angle of the camera 1 is adjusted.

Referring to fig. 8, 9 and 10, the pressing clip 48 includes a fixed cylinder 481, an arc end pressing bar 482, a pressing cap 483, a second compression spring 484, a waist-shaped cylinder 485, a track groove 486 and a hook 487; the fixed cover 451 on be provided with two fixed barrels 481 on the front and back both sides outer wall, and fixed barrel 481 communicates with circular notch 452 each other, fixed barrel 481 is kept away from the one end of fixed cover 451 and is provided with presses cap 483, press cap 483's inner wall axle center position and install arc end depression bar 482, and arc end depression bar 482 is located fixed barrel 481, the cover is equipped with compression spring 484 No. two on the arc end depression bar 482, press cap 483's outside inner wall is provided with waist shape section of thick bamboo 485, and waist shape section of thick bamboo 485 is located fixed barrel 481, all be provided with track groove 486 on the lateral wall of the parallel surface of waist shape section of thick bamboo 485 both sides, and track groove 486 is heart type structure, track groove 486 can make for the first time press down behind the clamp 48 pawl 453 separate with ratchet 454, press down behind the clamp 48 pawl 453 and ratchet 454 conflict again, the outside terminal surface symmetry of fixed barrel 481 is provided with the notch, install hook 487 through the round pin axle and torsional spring in the notch, and hook 487 tip is all the time contradicted with the inner wall of track groove 486.

Referring to fig. 9 and 10, the groove depth of the grooves at two sides of the track groove 486 is different, the groove depth of the groove at the right side of the hook 487 is gradually changed from top to bottom, and the groove depth of the groove at the left side of the hook 487 is opposite to the groove depth of the groove at the right side of the hook 487; the change of the groove depth can lead the clamping hook 487 to move smoothly in the track groove 486, thereby avoiding the condition of clamping and affecting the use of the device

When the angle of the camera 1 needs to be adjusted by rotating the handle 455, when the pressing cap 483 is manually pressed, the track groove 486 moves downwards, after the clamping hook 487 is abutted against the top of the track groove 486, the hand can feel resistance, the second compression spring 484 is compressed, after the hand feel resistance, the pressing cap 483 is stopped, the second compression spring 484 resets for a certain distance to enable the clamping hook 487 to fall into a notch at the top of the track groove 486, the pressing cap 483 keeps a pressing state, the arc end pressing rod 482 presses the tilting end of the pawl 453, the other end of the pawl 453 is tilted away from the ratchet 454, so that the handle 455 can be rotated, when the pressing cap 483 is pressed again, the track groove 486 moves downwards, the clamping hook 487 moves to the upper end of the side wall of the track groove 486, after the hand is released, the second compression spring 484 resets to push the pressing cap 483 to move outwards, the clamping hook 487 contacts with the notch at the lower part of the track groove 486, the pressing cap 483 is fixed, the arc end pressing rod 482 resets, and the pawl 453 is abutted against the ratchet 454.

Referring to fig. 1, fig. 2 and fig. 12, the cable auxiliary member 5 includes a spring cable 51, a protection tube 52, a thread piece 53, a nut 54 and a bellows 55, one end of the spring cable 51 is installed on the rear side end surface of the camera 1, the other end of the spring cable 51 penetrates into the monitoring rod 2 and is fixed on the monitoring rod 2, the middle part of the spring cable 51 is in a spring shape, the middle spring-shaped spring cable 51 can avoid the camera 1 from being tensioned and elongated during adjustment, the interface is loose, the use of the camera 1 is affected, the upper end of the spring cable 51 is sleeved with the protection tube 52, the protection tube 52 is in a '7' structure, the pulling force of the interface between the spring cable 51 and the camera 1 is reduced by the protection tube 52, thereby prolonging the service life of the spring cable 51, the lower end surface of the protection tube 52 is uniformly provided with the thread piece 53, the external thread of the thread piece 53 is connected with the nut 54, the inner wall of the nut 54 is provided with a table thread, the table thread enables the nut 54 to rotate, the thread piece 53 can be prevented from being pressed inwards, the thread piece 53 is clamped against the inner wall of the spring cable, the inner wall of the spring cable is clamped against the inner wall of the end surface of the protection tube 51, the end surface of the protection tube is installed on the side of the bellows 55, the end surface of the bellows 55 is installed on the side of the bellows 55, and the end surface of the bellows is installed on the end surface of the bellows 51, which is horizontally, and the end surface is installed on the end surface of the bellows 51, which is connected with the end surface, and the bellows 51, and the end is stretched.

The protection tube 52 is firstly sleeved on the spring cable 51 manually, then the spring cable 51 is inserted into the interface of the camera 1, then the protection tube 52 is installed on the rear end face of the camera 1, then the screw cap 54 is rotated to gather the thread pieces 53, the spring cable 51 is attached and clamped, then the corrugated tube 55 is sleeved on the spring cable 51, one end of the corrugated tube 55 is fixed on the rear end face of the camera 1, and the other end of the corrugated tube is fixed on the monitoring rod 2 together with the spring cable 51.

Referring to fig. 1, 3, 5, 6 and 7, the cleaning device 3 includes a fixing slot 31, a servo motor 32, an arc chute 33, an arc fixing plate 34, a first cleaning scraper 35, an arc expansion plate 36, a second cleaning scraper 37, an arc track 38 and a connecting block 39; the left side of shielding cover 11 inside set up fixed slot 31, and the front end of fixed slot 31 communicates with each other with the preceding terminal surface of camera 1, servo motor 32 pass through the motor cabinet and install in fixed slot 31, the one end of arc fixed plate 34 install on servo motor 32's output shaft, the rear end face of arc fixed plate 34 is provided with first clean strip 35 of scraping, arc spout 33 has been seted up to the inside of arc fixed plate 34, arc fixed plate 34 can be fan-shaped motion and reduce the cleanness of the removal route of connecting block 39 and assurance to glass cover 13 outer wall, and the longitudinal section of arc spout 33 is "ten" style of calligraphy structure, the bottom of arc spout 33 communicates with the outside of arc fixed plate 34, and arc spout 33 runs through the right-hand member face of arc fixed block 42, arc expansion plate 36 installs in arc spout 33 through sliding fit's mode, the occupation space to the terminal surface of camera 1 is avoided the rear end face of arc expansion plate 36 to influence the monitoring work of camera 1, arc expansion plate 36 rear end face is provided with second clean strip 37, and second clean strip 37 passes the arc spout 39 of scraping and the first end face of arc 35 of connecting block and the arc of connecting block 1, the arc is installed in the arc spout 38 of arc spout of arc 33 is contacted with the arc spout of the front end of arc 35.

When the monitoring effect is affected by water drops or soil on the glass cover 13 of the camera 1 in rainy days, the servo motor 32 is started to rotate clockwise, the connecting block 39 moves in the arc track 38, meanwhile, the arc expansion plate 36 is stretched, the first cleaning scraping strip 35 and the second cleaning scraping strip 37 move by taking the output shaft of the servo motor 32 as the center of a circle, and the water drops and dust on the glass cover 13 are removed, so that the monitoring definition is ensured, the servo motor 32 rotates reversely, and the device is reset.

Referring to fig. 3, two ends of the circular arc track 38 are through holes, and the through holes enable water drops and dust in the circular arc track 38 to be smoothly discharged; and the lower end surface of the circular arc track 38 is positioned at the right side of the vertical center line of the front end surface of the camera 1, so that interference to the outflow of water drops on the glass cover 13 is avoided.

When the invention is specifically used, firstly, the camera 1, the cleaning device 3, the angle adjusting device 4, the cable auxiliary piece 5 and the rotary clamping seat 6 are assembled together on the ground manually, then, after climbing onto the monitoring rod 2 manually through a ladder, the monitoring device is mounted on the base 21 of the monitoring rod 2 through the rotary clamping seat 6, then, the angle adjusting device 4 is operated to adjust the angle of the camera 1, so that the camera 1 monitors a specified direction, and then, the cable auxiliary piece 5 is mounted to protect the interface between the camera 1 and the spring cable 51, thereby prolonging the service life of the spring cable 51; when the water drops on the glass cover 13 affect the definition of the camera 1 in rainy days, the water drops on the glass cover 13 can be cleared through the clearing device 3, so that the monitoring effect of the camera 1 is ensured.

The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The campus security monitoring device comprises a camera (1), a monitoring rod (2), a cleaning device (3), an angle adjusting device (4), a cable auxiliary piece (5) and a rotary clamping seat (6); the method is characterized in that: the monitoring rod (2) is welded with a base (21), the upper end face of the base (21) is symmetrically provided with T-shaped columns (22), a rotary clamping seat (6) and the T-shaped columns (22) are installed on the upper end face of the base (21) in a matched mode, an angle adjusting device (4) is arranged on the upper end face of the rotary clamping seat (6), a camera (1) is arranged on the upper end face of the angle adjusting device (4), and a cleaning device (3) is arranged on the front end face of the camera (1); wherein:

the camera (1) is of a columnar structure, a shielding cover (11) is arranged on the upper surface of the camera (1), the shielding cover (11) is of an arc-shaped structure, a square block (12) is arranged on the lower surface of the camera (1), and a glass cover (13) is arranged at the axis of the front end face of the camera (1);

the cleaning device (3) comprises a fixed groove (31), a servo motor (32), an arc chute (33), an arc fixed plate (34), a first cleaning scraping strip (35), an arc telescopic plate (36), a second cleaning scraping strip (37), an arc track (38) and a connecting block (39); the left side of shielding cover (11) inside seted up fixed slot (31), and the front end of fixed slot (31) communicates with each other with the preceding terminal surface of camera (1), servo motor (32) install in fixed slot (31) through the motor cabinet, the one end of arc fixed plate (34) install on the output shaft of servo motor (32), the rear end face of arc fixed plate (34) is provided with clean strip (35) No. one, arc spout (33) have been seted up to the inside of arc fixed plate (34), and the longitudinal section of arc spout (33) is "ten" style of calligraphy structure, the bottom of arc spout (33) communicates with the outside of arc fixed plate (34), and arc spout (33) run through the right-hand member face of arc fixed block (42), arc expansion plate (36) are installed in arc spout (33) through sliding fit's mode, the rear end face of arc expansion plate (36) is provided with No. two clean strip (37), and No. two clean strip (37) pass the bottom of arc spout (33) and clean strip (35) and the laminating of No. one, the end face of arc slider (35) and the joint strip (38) are installed with the front end of arc fixed plate (1) and the front end of arc connecting block (38), the connecting block (39) is arranged in the circular arc track (38) in a sliding fit mode;

the angle adjusting device (4) comprises a T-shaped groove (41), a fixed block (42), a U-shaped block (43), an adjusting rod (44), a rotary control piece (45), a spur gear (46) and an incomplete gear (47); the square piece (12) of camera (1) left and right sides be provided with T type groove (41), the longitudinal section of fixed block (42) is "H" type structure, the upper portion of fixed block (42) is through slip fit's installation on T type groove (41), and fixed block (42) are fixed with camera (1) through hexagon socket head cap screw, U type piece (43) are installed through the round pin post rotation in the lower part of fixed block (42), and U type piece (43) are located the outside of fixed block (42), the inboard of U type piece (43) is provided with regulation pole (44) through the bearing, and regulation pole (44) are located the below of fixed block (42), the right-hand member of regulation pole (44) runs through U type piece (43) and is located the outside of U type piece (43), the both sides are provided with straight-tooth wheel (46) around the regulation pole (44) of U type piece (43), the lower terminal surface of fixed block (42) is provided with incomplete gear (47), and incomplete gear (47) and straight-tooth wheel (46), the outside of regulation pole (45) is provided with rotation control piece (45).

2. The campus security monitoring device of claim 1, wherein: the rotary control piece (45) comprises a fixed cover (451), a circular notch (452), a pawl (453), a ratchet (454), a handle (455) and a pressing clamping piece (48); fixed cover (451) be columnar structure, the axle center department of fixed cover (451) has seted up the through-hole, circular notch (452) have been seted up to the through-hole middle part inner wall of fixed cover (451), the regulation pole (44) tip in the outside of U type piece (43) be provided with handle (455), be provided with fixed cover (451) between handle (455) inboard and U type piece (43) outside, fixed cover (451) are installed on the right side terminal surface of U type piece (43), all be provided with one on the circumference outer wall of the front and back both sides of U type piece (43) and press fastener (48), be provided with two ratchets (454) on the circumference outer wall of regulation pole (44) in the U type piece (43) outside, and the ratchet direction of two ratchets (454) is opposite, two ratchets (454) are located circular notch (452), opposite sides of two ratchets (454) respectively install pawl (453), pawl (453) are installed on the inner wall of circular notch (452) through round pin axle, torsional spring and fixing base, pawl (453) are provided with one end of pawl (453) and two pawl (453) to press opposite ends of pawl (453) one-to-one side pawl (453) opposite to two pawl (453).

3. The campus security monitoring device of claim 1, wherein: the rotary clamping seat (6) comprises a disc main body (60), an arc waist hole (61), a square groove (62), a self-locking clamping block (63), a first compression spring (64), a movable groove (65), an arc groove (66), a transition wheel (67), a pull rod (68), an extension spring (69) and a rope (7); the U-shaped block (43) lower end face install disc main part (60), disc main part (60) go up the symmetry and be provided with two arc waist holes (61), and the round hole has been seted up to a pair of semicircle one end that is diagonal relation of two arc waist holes (61), and the internal diameter of round hole is greater than the circular arc internal diameter size of the semicircle of arc waist hole (61), square groove (62) have all been seted up on the other pair of semicircle one end inside wall that is diagonal relation of two arc waist holes (61), self-locking fixture block (63) are installed in square groove (62) through sliding fit's mode, and self-locking fixture block (63) are right trapezoid structure, install compression spring (64) between the medial surface of self-locking fixture block (63) and the inner wall of square groove (62), the inside of disc main part (60) is provided with movable groove (65), arc groove (66) have all been seted up to both sides around movable groove (65), and arc groove (66), intercommunication between square groove (62) and movable groove (65) are all seted up on the inside mounting of arc groove (66) and cross wheel (67) are installed in the mode of diagonal relation, install draw bar (68) in the mode through sliding fit's (68) and draw bar (65) are installed to the inner wall of interior end (68), one end of the rope (7) is arranged at the middle position of the inner side end face of the self-locking clamping block (63), the other end of the rope (7) bypasses the transition wheel (67) and is arranged on the pull rod (68), the right end of the pull rod (68) penetrates through the disc main body (60) and is positioned outside the disc main body (60), and a pull ring is arranged at the end part of the pull rod (68) outside the disc main body (60).

4. The campus security monitoring device according to claim 2, wherein: the pressing clamping piece (48) comprises a fixed cylinder (481), an arc end pressing rod (482), a pressing cap (483), a second compression spring (484), a waist-shaped cylinder (485), a track groove (486) and a clamping hook (487); the fixed cover (451) on both sides outer wall be provided with two fixed barrels (481) around, and fixed barrel (481) and circular notch (452) intercommunication each other, the one end that fixed barrel (481) kept away from fixed cover (451) is provided with presses cap (483), the outside inner wall axle center position of pressing cap (483) installs arc end depression bar (482), and arc end depression bar (482) are located fixed barrel (481), cover is equipped with compression spring No. two (484) on arc end depression bar (482), the outside inner wall of pressing cap (483) is provided with waist shape section of thick bamboo (485), and waist shape section of thick bamboo (485) are located fixed barrel (481), all be provided with track groove (486) on the lateral wall of the parallel surface of waist shape section of thick bamboo (485) both sides, and track groove (486) are heart-shaped structure, the outside terminal surface symmetry of fixed barrel (481) is provided with the notch, install pothook (487) through the round pin axle in the notch with the torsional spring, and pothook (487) tip is contradicted with the inner wall of track groove (486) all the time.

5. The campus security monitoring device of claim 1, wherein: the cable auxiliary (5) including spring cable (51), protection tube (52), screw thread piece (53), nut (54) and bellows (55), the one end of spring cable (51) install on the rear side terminal surface of camera (1), the other end of spring cable (51) penetrates in monitor rod (2) and fix on monitor rod (2), the upper end cover of spring cable (51) is equipped with protection tube (52), and protection tube (52) are "7" structure, the lower terminal surface of protection tube (52) evenly is provided with screw thread piece (53), screw thread piece (53) external screw thread connection has nut (54), and nut (54) inner wall is provided with the bench screw thread, the lower extreme inner wall of screw thread piece (53) is laminated with spring cable (51) outer wall, and the horizontal tip of protection tube (52) passes through the bolt to be installed on the rear side terminal surface of camera (1), the outside cover of spring cable (51) is equipped with bellows (55), the one end of bellows (55) is installed on the rear side terminal surface (1) of camera (2), the other end of bellows (55) is installed on monitor rod (2).

6. The campus security monitoring device of claim 4, wherein: the groove depth trend of the grooves at two sides of the track groove (486) is different, the groove depth of the groove at the right side of the clamping hook (487) is gradually reduced from top to bottom, and the groove depth trend of the groove at the left side of the clamping hook (487) is opposite to the groove depth trend of the groove at the right side of the clamping hook (487).

7. The campus security monitoring device of claim 1, wherein: the two ends of the circular arc track (38) are through holes, and the lower end face of the circular arc track (38) is positioned at the right side of the vertical central line of the rear front end face of the camera (1).

8. The campus security monitoring device of claim 5, wherein: the middle part of the spring cable (51) is spring-shaped.