Disclosure of Invention
The object of the present invention is to provide an overspeed monitoring device which overcomes the above-mentioned drawbacks of the prior art.
The overspeed monitoring device comprises a monitoring box body, wherein a power cavity is arranged in the monitoring box body, a driving device capable of moving a camera to the outer side of the monitoring box body is arranged in the power cavity, the driving device comprises a motor fixedly arranged on the lower wall of the power cavity, the upper side of the motor is connected with a lead screw of which the upper end is rotatably connected with the upper wall of the power cavity, a moving block is in threaded connection with the lead screw, a sealing device for sealing the power cavity is arranged on the left side of the moving block, a limiting device for limiting the moving block is arranged on the rear side of the moving block, a lower fixing plate and an upper fixing plate are fixedly arranged on the right side of the moving block, a rack limiting frame extending forwards is fixedly arranged on the right sides of the lower fixing plate and the upper fixing plate, a rack is slidably connected with the rack limiting frame, and a, a first driving shaft which extends forwards and backwards and the rear end of which is rotationally connected with the lower fixing plate is fixedly arranged on the first gear, a rotating wheel fixing plate is fixedly arranged on the front side of the driving shaft, a rotating wheel fixing shaft extending forwards is fixedly arranged on the upper side of the rotating wheel fixing plate, the front side of the rotating wheel fixed shaft is fixedly provided with a rotating wheel, the front side of the rotating wheel fixed plate is provided with a sliding frame, a rotating wheel sliding groove is arranged in the sliding frame, the lower half part of the runner sliding groove extends up and down, the upper half part of the runner sliding groove extends towards the upper right direction, the rotating wheel is connected with a rotating wheel sliding chute in a sliding way, a lower sliding chute fixing plate and an upper sliding chute fixing plate which extend rightwards and are fixedly arranged on the right wall of the power cavity are fixedly arranged on the right side of the rotating wheel sliding chute, set firmly on the gear two backward extension and rotate connect in the axle two of upper fixed plate, the camera fixed plate that upwards extends is firmly equipped with to two rear ends of axle, camera fixed plate upside set firmly the camera.
On the basis of the technical scheme, the limiting device comprises a limiting shaft fixing plate fixedly arranged on the rear side of the moving block, a limiting shaft is rotatably connected to the limiting shaft fixing plate, a limiting wheel is fixedly arranged on the limiting shaft, and the limiting wheel is in rolling connection with a limiting strip fixedly arranged on the rear wall of the power cavity.
On the basis of the technical scheme, the sealing device comprises a driving gear which is located on the left side of the moving block and can be meshed with the moving block, a driving shaft which extends forwards and backwards and is connected with the front wall and the rear wall of the power cavity in a rotating mode is fixedly arranged on the driving gear, a driving belt pulley is fixedly arranged on the driving shaft, a driven belt pulley is fixedly arranged on the upper side of the driving belt pulley and is connected with the driven belt pulley through a belt, driven shafts which extend forwards and backwards and are connected with the front wall and the rear wall of the power cavity in a rotating mode are fixedly arranged on the driven belt pulley, a driven gear is fixedly arranged on the driven shaft, a sealing door which extends leftwards and rightwards is meshed with the upper side of the driven gear, and the.
On the basis of the technical scheme, the lower side of the power cavity is provided with four upper moving cavities which are uniformly distributed, the lower sides of the upper moving cavities are communicated with lower moving cavities, and the upper moving cavities and the lower moving cavities are internally provided with moving devices which assist the monitoring box body to move.
On the basis of the technical scheme, the moving device comprises a left end and a right end which are rotatably connected with a moving wheel fixing shaft for moving the left wall and the right wall of the cavity downwards, a moving wheel is fixedly arranged on the moving wheel fixing shaft, a friction block which can be fixed by friction of the moving wheel is arranged on the upper side of the moving wheel and penetrates through the upper moving cavity and the lower moving cavity, the friction block is located at the lower side of the inner part of the upper moving cavity, a lower end of the inner part of the upper moving cavity is fixedly arranged on a spring of the lower wall of the upper moving cavity, the left side of the friction block is slidably connected with a shifting shaft which can slide forwards and backwards, the rear wall of the upper moving cavity is provided with a shifting shaft limiting groove which is located at the lower side.
The invention has the beneficial effects that: the solar energy camera can be automatically sent to a designated position, the camera can be retracted under the condition of severe weather, the camera is prevented from being damaged, the service life of the camera is prolonged, meanwhile, the solar energy auxiliary power supply is adopted, energy is saved, electric energy stored in the daytime can be supplied to the light supplement lamp when monitoring is carried out at night, the day lighting degree at night is increased, and the monitoring is convenient at night.
Detailed Description
The invention will now be described in detail with reference to fig. 1-3, for the sake of convenience, the orientations described hereinafter being defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1-3, an overspeed monitoring device according to an embodiment of the present invention includes a monitoring box 10, a power chamber 14 is disposed in the monitoring box 10, a driving device 54 capable of moving a camera 24 to an outer side of the monitoring box 10 is disposed in the power chamber 14, the driving device 54 includes a motor 28 fixedly disposed on a lower wall of the power chamber 14, a lead screw 27 having an upper end rotatably connected to an upper wall of the power chamber 14 is connected to an upper side of the motor 28, a moving block 38 is threadedly connected to the lead screw 27, a closing device 58 for closing the power chamber 14 is disposed on a left side of the moving block 38, a limiting device 59 for limiting the moving block 38 is disposed on a rear side of the moving block 38, a lower fixing plate 16 and an upper fixing plate 21 are fixedly disposed on a right side of the moving block 38, a rack limiting frame 13 extending forward is fixedly disposed on a right side of the lower fixing plate, the sliding connection has rack 12 in rack spacing 13, rack 12 left side meshing has gear 17 and gear two 22, extension and rear end rotation connect in the drive shaft 42 of bottom plate 16 around setting firmly on gear 17, drive shaft 42 front side has set firmly runner fixed plate 18, runner fixed plate 18 upside has set firmly runner fixed axle 19 that extends forward, runner fixed axle 19 front side has set firmly runner 20, runner fixed plate 18 front side is equipped with carriage 57, be equipped with runner spout 15 in the carriage 57, runner spout 15 the latter half extends from top to bottom, runner spout 15 the upper half extends to the upper right direction, runner 20 sliding connection is in runner spout 15, runner spout 15 the right side has set firmly to extend right and set firmly in lower spout fixed plate 11 and upper spout fixed plate 26 of power chamber 14 right wall, a second shaft 25 which extends backwards and is rotatably connected to the upper fixing plate 21 is fixedly arranged on the second gear 22, a camera fixing plate 23 which extends upwards is fixedly arranged at the rear end of the second shaft 25, and the camera 24 is fixedly arranged on the upper side of the camera fixing plate 23.
In addition, in one embodiment, the limiting device 59 includes a limiting shaft fixing plate 40 fixedly disposed at the rear side of the moving block 38, a limiting shaft 41 is rotatably connected to the limiting shaft fixing plate 40, a limiting wheel 39 is fixedly disposed on the limiting shaft 41, and the limiting wheel 39 is rotatably connected to a limiting bar 56 fixedly disposed on the rear wall of the power cavity 14; the limiting device 59 can limit the moving block 38 from rotating, so that the moving block 38 can move up and down under the action of the motor 28.
In addition, in one embodiment, the closing device 58 includes a driving gear 29 located on the left side of the moving block 38 and capable of being engaged with the moving block 38, a driving shaft 31 extending forward and backward and having front and rear ends rotatably connected to the front and rear walls of the power chamber 14 is fixedly provided on the driving gear 29, a driving pulley 30 is fixedly provided on the driving shaft 31, a driven pulley 33 is fixedly provided on the upper side of the driving pulley 30, the driving pulley 30 is connected to the driven pulley 33 through a belt 32, a driven shaft 35 extending forward and backward and having front and rear ends rotatably connected to the front and rear walls of the power chamber 14 is fixedly provided on the driven pulley 33, a driven gear 34 is fixedly provided on the driven shaft 35, a closing door 36 extending leftward and rightward is engaged on the upper side of the driven gear 34, and the closing door 36 is slidably connected to a chute 37 on the; when the power cavity 14 needs to be sealed, the motor 28 is started, the moving block 38 moves downward to drive the driving gear 29 to rotate, the driving gear 29 drives the driving pulley 30 to rotate through the driving shaft 31, the driving pulley 30 drives the driven pulley 33 to rotate through the belt 32, so that the driven gear 34 is driven to rotate, the sealed door 36 is driven to move rightwards, the power cavity 14 is sealed, and the camera 24 is protected.
In addition, in one embodiment, four upper moving cavities 44 are uniformly distributed on the lower side of the power cavity 14, a lower moving cavity 49 is communicated with the lower side of the upper moving cavity 44, and moving devices 55 for assisting the monitoring box 10 to move are arranged in the upper moving cavity 44 and the lower moving cavity 49.
In addition, in one embodiment, the moving device 55 includes a moving wheel fixing shaft 50 with left and right ends rotatably connected to left and right walls of the lower moving cavity 49, a moving wheel 51 is fixedly arranged on the moving wheel fixing shaft 50, a friction block 46 capable of frictionally fixing the moving wheel 51 is arranged on the upper side of the moving wheel 51, the friction block 46 penetrates through the upper moving cavity 44 and the lower moving cavity 49, a spring 48 with a lower end fixedly arranged on the lower wall of the upper moving cavity 44 is fixedly arranged on the lower side of the part of the friction block 46 located in the upper moving cavity 44, a shifting shaft 45 capable of sliding back and forth is slidably connected to the left side of the friction block 46, a shifting shaft limiting groove 47 located on the lower side of the shifting shaft 45 is arranged on the rear wall of the upper moving cavity 44, and the shifting shaft 45 can be slidably connected to the shifting shaft limiting groove 47; after the monitoring box 10 is pushed to a designated position, the shifting shaft 45 is pressed into the shifting shaft limiting groove 47, and the friction block 46 is driven to move downwards so as to fix the moving wheel 51.
In addition, in an embodiment, the outer wall of the left side of the monitoring box 10 is provided with the solar panel 52, the outer wall of the right side of the monitoring box 10 is provided with the light supplement lamp 53, the outer wall of the upper side of the monitoring box 10 is provided with the weather sensor 43, the weather sensor 43 is electrically connected with the motor 28, the weather sensor 43 senses that the camera 24 is retracted by the driving device 54 after sensing severe weather, and the light supplement lamp 53 can supplement light at night.
In the initial state, the moving block 38 is located at the lowermost side of the motion trail thereof, and the closing door is located at the rightmost side of the motion trail thereof.
When monitoring work is required, after the monitoring box body 10 is moved to a required position, the dial 45 is pressed into the dial limiting groove 47 to fix the moving wheel 51, the motor 28 is started to drive the screw rod 27 to rotate, the moving block 38 moves upwards, the moving block 38 drives the lower fixing plate 16, the upper fixing plate 21 and the rack limiting frame 13 to move upwards, when the runner 20 moves to the upper half part of the runner chute 15, the runner fixing shaft 19 is driven to rotate, the gear I17 rotates to drive the rack 12 to slide downwards, the rack 12 slides downwards to drive the gear II 22 to rotate, the gear II 22 rotates to drive the shaft II 25 to rotate, the shaft II 25 rotates to drive the camera 24 to move upwards and rotate rightwards, when severe weather occurs, the weather sensor 43 rotates the motor 28 reversely to withdraw the camera 24 into the monitoring box body 10, and when the motor 28 rotates reversely, as the traveling block 38 moves downward, the closing door 36 enjoys motion to close the power chamber 14, thereby protecting the camera 24.
The invention has the beneficial effects that: the solar energy camera can be automatically sent to a designated position, the camera can be retracted under the condition of severe weather, the camera is prevented from being damaged, the service life of the camera is prolonged, meanwhile, the solar energy auxiliary power supply is adopted, energy is saved, electric energy stored in the daytime can be supplied to the light supplement lamp when monitoring is carried out at night, the day lighting degree at night is increased, and the monitoring is convenient at night.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and scope of the present invention are intended to be included therein.