CN112565580B - Wisdom building site management system - Google Patents
Wisdom building site management system Download PDFInfo
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- CN112565580B CN112565580B CN202011521219.8A CN202011521219A CN112565580B CN 112565580 B CN112565580 B CN 112565580B CN 202011521219 A CN202011521219 A CN 202011521219A CN 112565580 B CN112565580 B CN 112565580B
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- sponge
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- 238000004140 cleaning Methods 0.000 claims abstract description 94
- 238000012544 monitoring process Methods 0.000 claims abstract description 90
- 239000007788 liquid Substances 0.000 claims abstract description 73
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 57
- 238000010276 construction Methods 0.000 claims abstract description 19
- 238000012806 monitoring device Methods 0.000 claims abstract description 18
- 239000000126 substance Substances 0.000 claims abstract description 6
- 239000002351 wastewater Substances 0.000 claims abstract description 6
- 239000011521 glass Substances 0.000 claims description 26
- 230000007246 mechanism Effects 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 17
- 230000008569 process Effects 0.000 claims description 15
- 238000005485 electric heating Methods 0.000 claims description 10
- 239000011435 rock Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 6
- 239000003570 air Substances 0.000 description 22
- 230000000694 effects Effects 0.000 description 8
- 238000005406 washing Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 238000003756 stirring Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000012459 cleaning agent Substances 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000007665 sagging Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 238000005201 scrubbing Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/50—Constructional details
- H04N23/52—Elements optimising image sensor operation, e.g. for electromagnetic interference [EMI] protection or temperature control by heat transfer or cooling elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/14—Wipes; Absorbent members, e.g. swabs or sponges
- B08B1/143—Wipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B11/00—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto
- B08B11/04—Cleaning flexible or delicate articles by methods or apparatus specially adapted thereto specially adapted for plate glass, e.g. prior to manufacture of windshields
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
- B08B3/04—Cleaning involving contact with liquid
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/57—Mechanical or electrical details of cameras or camera modules specially adapted for being embedded in other devices
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The application relates to the technical field of construction site management systems, and particularly discloses an intelligent construction site management system which comprises a tower crane monitoring module, an environment monitoring module, a data acquisition module, a data processing module and a remote monitoring module; the tower crane monitoring module comprises an operation monitoring camera and a lifting hook monitoring camera; the environment monitoring module comprises an air monitoring device, a waste water monitoring device and a harmful substance monitoring device; the data acquisition module is connected and communicated with the tower crane monitoring module and the environment monitoring module through a network; the remote monitoring module is directly connected with the tower crane monitoring module and the environment monitoring module; the operation monitoring camera comprises a fixed cylinder, and the fixed cylinder is connected with a cleaning liquid tank, a water tank and air through a one-way inlet valve; a piston is arranged in the fixed cylinder, and can reciprocate and rotate; the piston is provided with a one-way outlet valve and is fixed with sponge. The purpose of this patent is to solve the camera on the building site and can't realize the automatically cleaning and lead to the unsharp problem of control picture.
Description
Technical Field
The invention relates to the technical field of construction site management systems, in particular to an intelligent construction site management system.
Background
The construction site working environment is complex and changeable, safety accidents are easy to happen frequently, and how to implement real-time construction site comprehensive management is a very troublesome problem for relevant units. The existing construction site management system has the following problems: 1. the tower crane monitoring system is separated from the environment monitoring system, and the two systems cannot be effectively fused, so that the system is inconvenient in the actual use process. 2. The tower crane monitoring system is an important link of safety management, generally has a high popularization rate, but an environment monitoring system which is in sharp contrast with the tower crane monitoring system is easily ignored by people, is very easy to become an image project and does not play a due role.
Chinese patent No. CN207802183U discloses a comprehensive management system for construction site, which comprises: tower crane monitoring module, environmental monitoring module, data acquisition module, data processing module, remote monitoring module: the tower crane monitoring module comprises an operation monitoring camera and a lifting hook monitoring camera; the environment monitoring module comprises an air monitoring device, a waste water monitoring device and a harmful substance monitoring device; the data acquisition module is connected and communicated with the tower crane monitoring module and the environment monitoring module through a network; the remote monitoring module is directly connected with the tower crane monitoring module and the environment monitoring module.
In the scheme, the tower crane monitoring module and the environment monitoring module are combined into a whole from hardware to software system level. The comprehensive management system for the construction site can sense the real-time dynamic conditions of the tower crane and the environment monitoring site, and effectively improves the on-site management efficiency of the construction site. The tower crane monitoring module and the environment monitoring module give an alarm when abnormal working parameters and function loss of any module can be detected by the system in real time and reported to the comprehensive management platform. The on-site management efficiency of the construction site is effectively enhanced, the systems required by the on-site management of the construction site are effectively integrated, and inconvenience caused by the use of a plurality of management systems is avoided.
Although the problem that the tower crane monitoring system and the environment monitoring system are inconvenient to separate and use and the problem that the environment monitoring system is easy to ignore are solved in the scheme, the problem that a monitoring picture is not clear due to the fact that a camera on a construction site cannot realize self-cleaning is also solved.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an intelligent construction site management system, which solves the problem that a monitoring picture is not clear due to the fact that a camera on a construction site cannot realize self-cleaning.
In order to solve the problems, the technical scheme adopted by the invention is as follows: an intelligent construction site management system comprises a tower crane monitoring module, an environment monitoring module, a data acquisition module, a data processing module and a remote monitoring module; the tower crane monitoring module comprises an operation monitoring camera and a lifting hook monitoring camera; the environment monitoring module comprises an air monitoring device, a waste water monitoring device and a harmful substance monitoring device; the data acquisition module is connected and communicated with the tower crane monitoring module and the environment monitoring module through a network; the remote monitoring module is directly connected with the tower crane monitoring module and the environment monitoring module; the operation monitoring camera comprises a camera body and a self-cleaning mechanism, the self-cleaning mechanism is fixed on the camera body, the self-cleaning mechanism comprises a fixed cylinder, the axis of the fixed cylinder is parallel to a glass sheet of the camera body, one end of the fixed cylinder, which is far away from the camera body, is closed, one end, which is far away from the camera, of the side wall of the fixed cylinder is provided with a one-way inlet valve, and the one-way inlet valve is connected with a cleaning liquid tank, a water tank and air through a four-way valve; the piston is connected with the inside of the fixed cylinder in a sliding and sealing mode, and the piston reciprocates and rotates along the axis of the fixed cylinder under the driving of the driving mechanism; the piston is provided with a one-way outlet valve; a sponge is fixed on one end of the piston close to the camera body; the lower end face of the sponge is coplanar with the glass sheet of the camera body.
The technical principle of the technical scheme is as follows:
1. the method comprises the following steps of arranging a tower crane monitoring module, an environment monitoring module, a data acquisition module, a data processing module and a remote monitoring module; the tower crane monitoring module comprises an operation monitoring camera and a lifting hook monitoring camera; the environment monitoring module comprises an air monitoring device, a waste water monitoring device and a harmful substance monitoring device; the data acquisition module is connected and communicated with the tower crane monitoring module and the environment monitoring module through a network; the remote monitoring module is directly connected with the tower crane monitoring module and the environment monitoring module; the above structure adopts the prior art.
2. A driving mechanism is arranged, and the driving mechanism drives the piston to slide along the axis direction of the fixed cylinder to drive the sponge to extend out of the fixed cylinder and be accommodated in the fixed cylinder;
3. the sponge cleaning device is characterized in that a fixed cylinder is arranged, when a piston drives a sponge to extend out of the fixed cylinder, negative pressure is generated inside the fixed cylinder, and water or cleaning solution is sucked into the fixed cylinder and stored inside the fixed cylinder; when the piston drives the sponge to be stored into the fixed cylinder, positive pressure is generated inside the fixed cylinder, and water or cleaning fluid stored inside the fixed cylinder is discharged through the one-way outlet valve and enters the sponge; the rotatory sponge that drives of piston is rotatory, when the sponge is accomodate once more and gets into the inside of solid fixed cylinder, can realize the dehydration of sponge.
In an initial state, the four-way valve is communicated with the inside of the cleaning liquid tank, the sponge is located inside the fixed cylinder, when the glass sheet of the camera needs to be cleaned, the driving mechanism is started, the driving mechanism drives the piston to drive the sponge to move towards the outside of the fixed cylinder, in the process, the dry sponge wipes dust on the glass sheet of the camera, meanwhile, the inside of the fixed cylinder sucks cleaning liquid through the one-way inlet valve, then, the driving mechanism drives the piston to drive the sponge to be stored into the fixed cylinder, positive pressure is generated inside the fixed cylinder, the cleaning liquid inside the fixed cylinder is discharged into the sponge through the one-way outlet valve, then, similarly, the sponge wetted by the cleaning liquid cleans the glass sheet of the camera again, meanwhile, the four-way valve is communicated with the inside of the water tank, and clean water is sucked into the fixed cylinder; then the sponge is stored into the fixed cylinder again, in the process of storing the sponge, the piston rotates fast to drive the sponge to remove the cleaning liquid fast, meanwhile, part of water in the fixed cylinder rinses the sponge, then the sponge sucks the rest clean water again, similarly, the sponge wetted by the clean water is used again to clean the glass sheet of the camera, finally, the four-way valve is communicated with the air, and after the water in the sponge is removed, the dry sponge is used to suck the water on the glass sheet of the camera; the removed cleaning liquid and water are automatically discharged from the inside of the fixed cylinder.
The beneficial effect that this scheme produced is: compared with the existing cleaning mode of the camera, the existing cleaning mode of the camera is to manually clean the camera by manually holding a cleaning cloth after the camera is taken down, and for the camera at a high position, the camera is inconvenient to take down, workers are required to ascend, and the danger coefficient is large; in the scheme, the driving mechanism drives the piston to rotate while reciprocating, and the four-way valve is sequentially communicated with the cleaning liquid, water and air by switching the inlet end of the four-way valve, so that the same sponge can be used for realizing automatic dust removal, scrubbing and drying of the camera; in rainy days, the four-way valve is communicated with air, and the sponge can be driven to reciprocate by utilizing the reciprocating motion of the piston, so that the sponge absorbs water intermittently and is dried, the sponge absorbs water on a glass sheet of the camera, and the effect similar to that of a windscreen wiper is achieved; under the condition that the cleaning solution and the water are used up, the glass sheet of the camera can be dedusted by using the dry sponge.
Furthermore, the driving mechanism comprises a hydraulic cylinder fixed in the fixed cylinder, a telescopic arm of the hydraulic cylinder is coaxially arranged with the fixed cylinder, and a piston is rotatably connected with the telescopic arm of the hydraulic cylinder; the outer side wall of the piston is provided with a first external thread, the inner side wall of the fixed cylinder is provided with a first internal thread matched with the first external thread, and when the piston moves towards the outside of the fixed cylinder, the first internal thread is matched with the first external thread to enable the piston to rotate forwards while moving towards the outside of the fixed cylinder; when the piston moves towards the inside of the fixed cylinder, the first internal thread is matched with the first external thread, so that the piston reversely rotates while moving towards the inside of the fixed cylinder.
The hydraulic cylinder has a slow speed when being extended and a fast speed when being contracted; when liquid in the sponge is a cleaning agent, the cleaning agent in the sponge is quickly thrown out by the sponge under the action of centrifugal force and rinsed by using part of clear water in the fixed cylinder, and then the sponge sucks clear water; if the liquid in the sponge is clear water, the sponge quickly throws out the water under the action of centrifugal force and dries the water by utilizing the air in the fixed cylinder; when the piston drives the sponge to extend out of the fixed cylinder, cleaning liquid or clean water or air can be sucked into the fixed cylinder, and because the hydraulic cylinder is slow in extension speed, the first external threads and the first internal threads are matched to enable the piston and the sponge to rotate slowly, and liquid in the sponge cannot be thrown out.
Furthermore, a fixing rod is coaxially fixed inside the sponge, the fixing rod is hollow inside, one end of the fixing rod is fixed on the piston, a cavity inside the fixing rod is communicated with the one-way outlet valve, and a through hole for communicating the cavity of the fixing rod with the outside is formed in the side wall of the fixing rod.
The fixing rods are arranged, so that on one hand, the fixing rods support the sponge, the sponge is prevented from sagging, and the sponge can conveniently extend out of the fixing cylinder and be accommodated into the fixing cylinder; on the other hand, from the inside exhaust washing liquid of solid fixed cylinder or water through the through-hole on the inside cavity of solid fixed cylinder and the lateral wall of solid fixed cylinder evenly arrange to the sponge in, realize that the sponge absorbs water fast, make things convenient for piston and sponge to be accomodate the inside that gets into the solid fixed cylinder fast.
Furthermore, the fixed rod is a flexible rod, and the free end of the fixed rod can rock up and down relative to the piston; an electric heating plate is arranged at the bottom of the cleaning liquid tank, the piston is an annular magnet, and a coil is sleeved on the fixed rod; the coil and the piston are coaxially arranged; and two ends of the coil are respectively and electrically connected with two ends of the electric heating plate.
The free end of the fixed rod can droop under the left and right gravity after the sponge absorbs water, in the process of rotating the piston and the fixed rod, the free end of the fixed rod can rock relative to the piston, the fixed rod drives the coil to rock relative to the piston, namely the annular magnet, so that the relative position of the magnet and the coil can be changed in a reaction way, the coil can swing up and down relative to iron, the coil is caused to vibrate in a magnetic field generated by the magnet, induced electromotive force is generated in the coil due to the change of magnetic flux, induced current is correspondingly generated, the induced current is generated through the generated induced current, the electromagnetic force is generated, the vibration of the fixed rod is inhibited, mechanical energy generated by the vibration of the fixed rod is converted into internal energy, the coil heats the electric heating plate, the electric heating plate heats the cleaning liquid to enhance the cleaning effect of the cleaning liquid, the induced current between the coil and the magnet is reduced, the vibration frequency of the fixed rod is reduced, and the vibration is controlled, thereby achieving the purpose of vibration reduction. The principle is similar to a magnetic damper.
Furthermore, a screw is arranged inside the cleaning liquid phase, the axis of the screw is arranged along the radial direction of the fixed cylinder, the screw comprises a head part and a rod part, the head part of the screw is positioned inside the cleaning liquid box, a spring is arranged inside the cleaning liquid box, one end of the spring is fixed at one end of the cleaning liquid box far away from the fixed cylinder, and the other end of the spring is abutted against the head part of the screw; the part of the rod part of the screw, which is close to the head part, is provided with a second external thread, the outer side wall of the part of the rod part of the screw, which is far away from the head part, is smooth, and the part of the rod part of the screw, which is far away from the head part, penetrates through the side wall of the fixed cylinder and is connected with the side wall of the fixed cylinder in a sliding and sealing manner; the impeller is arranged inside the cleaning liquid tank and is coaxially arranged with the screw, the impeller is sleeved on the periphery of the rod part of the screw, the impeller is limited in the axis direction, and a second internal thread matched with the second external thread is arranged on the impeller; when the screw slides along the radial direction of the fixed cylinder in the direction far away from the fixed cylinder, the second internal thread is matched with the second external thread to enable the impeller to rotate positively; when the screw slides along the radial direction of the fixed cylinder to the direction close to the fixed cylinder, the second internal thread is matched with the second external thread to enable the impeller to rotate reversely.
The screw can be pressed in the sliding process of the piston, so that the screw slides along the radial direction of the fixed cylinder in the direction far away from the fixed cylinder, the spring is compressed, the second external thread and the second internal thread are matched to drive the impeller to rotate forwardly to stir the cleaning liquid in the cleaning liquid tank, and the cleaning liquid is prevented from precipitating, so that the cleaning effect is poor; after the piston crosses the screw, the screw resets under the elasticity of spring, and second external screw thread and second internal thread cooperation drive impeller reversal stir the washing liquid of washing liquid incasement portion once more.
Furthermore, a press switch is fixed on the hydraulic cylinder, a contact of the press switch faces the piston, the four-way valve is electrically connected with the press switch, the press switch is pressed once, the inlet end of the four-way valve is communicated with the inside of the cleaning liquid tank, the press switch is pressed once again, the inlet end of the four-way valve is communicated with the inside of the water tank, the press switch is pressed again, and the inlet end of the four-way valve is communicated with the air.
The piston can press the press switch when resetting each time, thereby realizing the automatic switching of the materials at the inlet end of the four-way valve among the cleaning liquid, the clean water and the air.
Drawings
Fig. 1 is a top cross-sectional view of the overall structure.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a camera body 10, a mounting seat 11, a glass sheet 12, a connecting rod 13, a fixed cylinder 20, a hydraulic cylinder 22, a telescopic shaft 221 of the hydraulic cylinder, a switch 23, a one-way inlet valve 24, a piston 30, a one-way outlet valve 31, a fixed rod 32, a through hole 33, a coil 34, a sponge 35, a water tank 40, a four-way valve 41, a cleaning liquid tank 42, an impeller 43 and a screw 44.
The embodiment is basically as shown in the attached figure 1: an intelligent construction site management system comprises a tower crane monitoring module, an environment monitoring module, a data acquisition module, a data processing module and a remote monitoring module; the tower crane monitoring module comprises an operation monitoring camera and a lifting hook monitoring camera; the environment monitoring module comprises an air monitoring device, a waste water monitoring device and a harmful substance monitoring device; the data acquisition module is connected and communicated with the tower crane monitoring module and the environment monitoring module through a network; the remote monitoring module is directly connected with the tower crane monitoring module and the environment monitoring module.
The structure and the principle adopt the technology disclosed in the Chinese patent with the publication number of CN207802183U to realize the intelligent management of the construction site.
Wherein, operation surveillance camera head includes camera body 10 and self-cleaning mechanism, as shown in fig. 1, camera body 10 passes through mount pad 11 to be installed on the wall, and the front end of camera body 10 is fixed with glass piece 12, and glass piece 12 plays the effect of the camera lens of protection camera body, only need clean glass piece 12 when clean can.
The self-cleaning mechanism is fixed on the mounting seat 11 of the camera body 10 through a connecting rod 13, the self-cleaning mechanism comprises a fixed cylinder 20, as shown in fig. 1, the axis of the fixed cylinder 20 is parallel to the plane where the glass sheet 12 of the camera body 10 is located, the left end of the fixed cylinder 20 is closed, the left part of the upper side wall of the fixed cylinder 20 is provided with a one-way inlet valve 24, the one-way inlet valve 24 is connected with a four-way valve 41, the four-way valve 41 is an automatic valve, the other three outlets of the four-way valve 41 are respectively connected with a cleaning liquid tank 42, a water tank 40 and air, cleaning liquid is stored in the cleaning liquid tank 42, and water is stored in the water tank 40; a hydraulic cylinder 22 is fixed on the left side wall of the fixed cylinder 20, a telescopic arm of the hydraulic cylinder 22 and the fixed cylinder 20 are coaxially arranged, the telescopic arm of the hydraulic cylinder 22 is horizontally arranged towards the right, a press switch 23 is fixed on the hydraulic cylinder 22, a contact of the press switch 23 is horizontally arranged towards the right, a four-way valve 41 is electrically connected with the press switch 23, the press switch 23 is pressed, an inlet end of the four-way valve 41 is communicated with the inside of a cleaning liquid tank 42, the press switch 23 is pressed again, an inlet end of the four-way valve 41 is communicated with the inside of a water tank 40, the press switch 23 is pressed again, and an inlet end of the four-way valve 41 is communicated with air; a piston 30 is arranged in the fixed cylinder 20, and the piston 30 is rotatably connected to the right end of a telescopic arm of the hydraulic cylinder 22; the piston 30 is coaxially provided with a one-way outlet valve 31; a first external thread is arranged on the outer side wall of the piston 30, a first internal thread matched with the first external thread is arranged on the inner side wall of the fixed cylinder 20, and when the piston 30 moves rightwards, the first internal thread is matched with the first external thread to enable the piston 30 to rotate forwards while moving rightwards; when the piston 30 moves leftward, the first internal thread cooperates with the first external thread to cause the piston 30 to rotate reversely while moving leftward; the piston 30 is connected with the fixed cylinder 20 in a sealing way; the push switch 23 can be pressed when the piston 30 is reset.
When the telescopic arm of the hydraulic cylinder 22 extends, the telescopic arm of the hydraulic cylinder 22 drives the piston 30 to move rightwards, and meanwhile, the first internal thread is matched with the first external thread to enable the piston 30 to rotate forwards; negative pressure is generated in the part of the inside of the fixed cylinder 20, which is positioned on the left side of the piston 30, the one-way inlet valve 24 is opened, the one-way outlet valve 31 is closed, and the piston 30 is reset and pressed to the pressing switch 23 to switch the inlet end of the four-way valve 41, so that one of cleaning liquid, clean water and air can be sucked in the part of the inside of the fixed cylinder 20, which is positioned on the left side of the piston 30; when the telescopic arm of the hydraulic cylinder 22 contracts, the telescopic arm of the hydraulic cylinder 22 drives the piston 30 to move leftwards, and meanwhile, the first internal thread is matched with the first external thread to enable the piston 30 to rotate reversely; positive pressure is generated inside the part of the fixed cylinder 20, which is positioned at the left side of the piston 30, the one-way inlet valve 24 is closed, the one-way outlet valve 31 is opened, and one of cleaning liquid, clean water and air sucked into the part of the fixed cylinder 20, which is positioned at the left side of the piston 30, can be discharged through the one-way outlet valve 31; the hydraulic cylinder 22 expands and contracts to cause the piston 30 to reciprocate left and right while alternately rotating forward and backward, and simultaneously one of the cleaning liquid, the clean water and the air is intermittently sucked and discharged from the part of the fixed cylinder 20 located on the left side of the piston 30.
The hydraulic cylinder 22 in this embodiment is a single-acting hydraulic cylinder 22, and since the inside of the hydraulic cylinder 22 is a rodless cavity when the telescopic arm of the hydraulic cylinder 22 is extended, the oil supply area is large, the speed is slow, and since the inside of the hydraulic cylinder 22 is a rod cavity when the telescopic arm of the hydraulic cylinder 22 is retracted, the oil supply area is small, the speed is fast when the hydraulic cylinder 22 is retracted. Namely, the hydraulic cylinder 22 in this embodiment has a relatively slow speed when being extended, and the hydraulic cylinder 22 has a relatively fast speed when being retracted; the centrifugal force applied to the piston 30 when the hydraulic cylinder 22 is extended is small, and the centrifugal force applied to the piston 30 when the hydraulic cylinder 22 is contracted is large.
The piston 30 is a ring magnet, as shown in fig. 1, the right end of the piston 30 is provided with a fixed rod 32 in the fixed cylinder 20, the fixed rod 32 and the piston 30 are coaxially arranged, the fixed rod 32 is hollow, a cavity inside the fixed rod 32 is communicated with the outlet end of the one-way outlet valve 31, the side wall of the fixed rod 32 is provided with a through hole 33, the fixed rod 32 is a flexible rod, and the right end of the fixed rod 32 can vertically rock relative to the piston 30; a coil 34 is fixedly sleeved on the fixed rod 32; the coil 34 is arranged coaxially with the piston 30; an electric heating plate is arranged at the bottom of the cleaning liquid tank 42, and two ends of the coil 34 are respectively electrically connected with two ends of the electric heating plate; the periphery of the fixed rod 32 is fixedly sleeved with a circular ring column-shaped sponge 35, and the outer side of the sponge 35 is attached to the inner side wall of the fixed cylinder 20; the lower end face of the sponge 35 is coplanar with the glass sheet 12.
The fixing rod 32 is arranged, so that on one hand, the fixing rod 32 plays a role in supporting the sponge 35, the sponge 35 is prevented from sagging, and the sponge 35 can conveniently extend out of the fixing cylinder 20 and be accommodated in the fixing cylinder 20; on the other hand, the cleaning liquid or water discharged from the inside of the fixed cylinder 20 is uniformly discharged into the sponge 35 through the cavity inside the fixed cylinder 20 and the through hole 33 on the side wall of the fixed cylinder 20, so that the sponge 35 absorbs water quickly, and the piston 30 and the sponge 35 are conveniently and quickly stored into the fixed cylinder 20.
In the process that the piston 30 moves rightwards and rotates forwards, the piston 30 drives the sponge 35 to move rightwards and rotate forwards, and as the centrifugal force applied when the piston 30 moves rightwards is small, the cleaning liquid or the clean water in the sponge 35 cannot be thrown out under the acting force of the centrifugal force, so that the sponge 35 can carry the cleaning liquid or the clean water to scrub the glass sheet 12; in the process that the piston 30 moves leftwards and rotates reversely, the piston 30 drives the sponge 35 to move leftwards and rotate reversely, and as the centrifugal force applied when the piston 30 moves leftwards is larger, the cleaning liquid or the clean water in the sponge 35 is thrown out under the action of the centrifugal force, so that the sponge 35 is dried.
Meanwhile, the right end of the fixed rod 32 can droop under the left and right gravity after the sponge 35 absorbs water, in the process of rotating the piston 30 and the fixed rod 32, the right end of the fixed rod 32 can rock relative to the piston 30, the fixed rod 32 drives the coil 34 to rock relative to the piston 30, namely, the annular magnet, so that the relative position of the magnet and the coil 34 can change in a reaction way, the coil 34 can swing up and down relative to the magnet, the coil 34 vibrates in a magnetic field generated by the magnet, induced electromotive force is generated in the coil 34 due to the change of magnetic flux, induced current is correspondingly generated, the induced current generates electromagnetic force through the generated induced current, the vibration of the fixed rod 32 is restrained, mechanical energy generated by the vibration of the fixed rod 32 is converted into internal energy, the coil 34 heats an electric heating plate, the electric heating plate heats the cleaning liquid to enhance the cleaning effect of the cleaning liquid, and the induced current between the coil 34 and the magnet is reduced, the vibration frequency of the fixing rod 32 is reduced to control vibration, thereby achieving the purpose of vibration reduction. The principle is similar to a magnetic damper.
As shown in fig. 1, a screw 44 is arranged inside the cleaning liquid phase, the axis of the screw 44 is arranged along the radial direction of the fixed cylinder 20, the screw 44 comprises a head part and a rod part, the head part of the screw 44 is positioned inside the cleaning liquid tank 42, a spring is arranged inside the cleaning liquid tank 42, one end of the spring is fixed on the top of the cleaning liquid tank 42, and the other end of the spring is abutted against the head part of the screw 44; a second external thread is arranged on the upper section of the rod part of the screw 44, the outer side wall of the lower section of the rod part of the screw 44 is smooth, and the lower section of the rod part of the screw 44 penetrates through the side wall of the fixed cylinder 20 and is connected with the side wall of the fixed cylinder 20 in a sliding and sealing manner; an impeller 43 is arranged in the cleaning liquid tank 42, the impeller 43 and the screw 44 are coaxially arranged, the impeller 43 is sleeved on the periphery of the rod part of the screw 44, the cleaning liquid tank 42 is cylindrical, an arc-shaped groove arranged in the horizontal direction is formed in the inner side wall of the cleaning liquid tank 42, a clamping block matched with the arc-shaped groove is fixed on the impeller 43, the clamping block is clamped in the arc-shaped groove and can rotate along the arc-shaped groove, the clamping block is matched with the arc-shaped groove to enable the impeller 43 to be limited in the axial direction, and a second internal thread matched with the second external thread is arranged on the impeller 43; when the screw 44 slides upwards, the second internal thread and the second external thread cooperate to enable the impeller 43 to rotate forwards; when the screw 44 is slid downward, the second internal thread cooperates with the second external thread to rotate the impeller 43 in reverse.
In the process that the piston 30 slides left and right, the conical surface at the lower end of the screw 44 can be extruded to enable the screw 44 to slide upwards, the spring is compressed, and the second external threads and the second internal threads are matched to drive the impeller 43 to rotate positively to stir the cleaning liquid in the cleaning liquid tank 42; after the piston 30 passes over the screw 44, the screw 44 is reset under the elastic force of the spring, and the second external thread and the second internal thread are matched to drive the impeller 43 to rotate reversely so as to stir the cleaning liquid in the cleaning liquid tank 42 again; piston 30 reciprocates to slide from side to side and makes the inside washing liquid of washing liquid case 42 stirred evenly, avoids the washing liquid of washing liquid case 42 inside deposit that self-cleaning mechanism leads to after not using for a long time, leads to the cleaning performance not good.
The specific implementation process is as follows:
in an initial state, the four-way valve 41 is communicated with the interior of the cleaning liquid tank 42, the sponge 35 is located in the fixed cylinder 20, when the glass sheet 12 of the camera needs to be cleaned, the hydraulic cylinder 22 is started, the hydraulic cylinder 22 extends for the first time and then contracts, the hydraulic cylinder 22 extends to drive the piston 30 to drive the sponge 35 to move rightwards, in the process, the dry sponge 35 wipes dust on the glass sheet 12 of the camera, meanwhile, the interior of the fixed cylinder 20 sucks cleaning liquid through the one-way inlet valve 24, then, the hydraulic cylinder 22 contracts to drive the piston 30 to drive the sponge 35 to be contained into the fixed cylinder 20, the cleaning liquid in the fixed cylinder 20 is discharged into the sponge 35 through the one-way outlet valve 31, the piston 30 resets for the first time, and the piston 30 presses the press switch 23 to enable the inlet end of the four-way valve 41 to be switched to be communicated with the water tank 40; then, the hydraulic cylinder 22 is contracted after being extended for the second time, similarly, the sponge 35 wetted by the cleaning solution scrubs the glass sheet 12 of the camera again, and meanwhile, the fixed cylinder 20 sucks clear water; then the sponge 35 is stored into the fixed cylinder 20 again, in the process of storing the sponge 35 this time, the piston 30 rotates fast to drive the sponge 35 to remove the cleaning liquid fast, meanwhile, part of water in the fixed cylinder 20 rinses the sponge 35, and then the sponge 35 sucks the rest clean water; the piston 30 is reset for the second time, and the piston 30 presses the push switch 23 to switch the inlet end of the four-way valve 41 to be communicated with the air; the hydraulic cylinder 22 is contracted after being extended for the third time, the sponge 35 wetted by clean water is used for cleaning the glass sheet 12 of the camera again in the same way, and air is sucked into the fixed cylinder 20; in the process of storing the sponge 35, the piston 30 rotates fast to drive the sponge 35 to remove water fast, and meanwhile, the sponge 35 is dried by air in the fixed cylinder 20; the four-way valve 41 is powered off, the piston 30 is pressed to the press switch 23 after being reset for the third time, the four-way valve 41 does not act, and the inlet end of the four-way valve 41 is still communicated with the air; the hydraulic cylinder 22 is extended and contracted for the fourth time, and after the dry sponge 35 dries the water on the glass sheet 12 of the camera, the sponge 35 is dried and is stored into the fixed cylinder 20. The cleaning liquid and water removed in the process of being held by the sponge 35 are automatically discharged from the inside of the fixed cylinder 20.
When the camera needs to be cleaned again by using the self-cleaning mechanism, the four-way valve 41 is electrified, the piston 30 presses the press switch 23 to switch the inlet end of the four-way valve 41 to be communicated with the cleaning liquid tank 42, and similarly, the glass sheet 12 can be cleaned again.
In addition, in rainy days, the four-way valve 41 is communicated with air, and the reciprocating motion of the piston 30 can be utilized to drive the sponge 35 to reciprocate, so that the sponge 35 absorbs water intermittently and is dried, the sponge 35 absorbs water on the glass sheet 12 of the camera, and the effect similar to that of a windscreen wiper is achieved; when the cleaning liquid and the water are used, the glass sheet 12 of the camera can be wiped by the dry sponge 35, so that the dust removal effect is achieved.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.
Claims (6)
1. An intelligent construction site management system comprises a tower crane monitoring module, an environment monitoring module, a data acquisition module, a data processing module and a remote monitoring module; the tower crane monitoring module comprises an operation monitoring camera and a lifting hook monitoring camera; the environment monitoring module comprises an air monitoring device, a waste water monitoring device and a harmful substance monitoring device; the data acquisition module is connected and communicated with the tower crane monitoring module and the environment monitoring module through a network; the remote monitoring module is directly connected with the tower crane monitoring module and the environment monitoring module; the method is characterized in that: the operation monitoring camera comprises a camera body and a self-cleaning mechanism, the self-cleaning mechanism is fixed on the camera body, the self-cleaning mechanism comprises a fixed cylinder, the axis of the fixed cylinder is parallel to a glass sheet of the camera body, one end of the fixed cylinder, which is far away from the camera body, is closed, one end, which is far away from the camera, of the side wall of the fixed cylinder is provided with a one-way inlet valve, and the one-way inlet valve is connected with a cleaning liquid tank, a water tank and air through a four-way valve; the piston is connected with the inside of the fixed cylinder in a sliding and sealing mode, and the piston reciprocates and rotates along the axis of the fixed cylinder under the driving of the driving mechanism; the piston is provided with a one-way outlet valve; a sponge is fixed on one end of the piston close to the camera body; the lower end face of the sponge is coplanar with the glass sheet of the camera body; when the piston drives the sponge to extend out of the fixed cylinder, negative pressure is generated inside the fixed cylinder, the one-way inlet valve is opened, the one-way outlet valve is closed, and one of water, cleaning solution or air is sucked into the fixed cylinder and stored in the fixed cylinder; when the piston drives the sponge to be stored into the fixed cylinder, positive pressure is generated inside the fixed cylinder, the one-way inlet valve is closed, the one-way outlet valve is opened, and one of water, cleaning solution or air stored inside the fixed cylinder is discharged through the one-way outlet valve and enters the sponge; in the process that the piston reciprocates under the driving of the driving mechanism, when the piston moves outwards of the fixed cylinder for the first time, the inlet end of the four-way valve is communicated with the cleaning liquid tank, when the piston moves outwards of the fixed cylinder for the second time, the inlet end of the four-way valve is communicated with the water tank, and when the piston moves outwards of the fixed cylinder for the third time, the inlet end of the four-way valve is communicated with the air and repeats continuously.
2. The intelligent worksite management system of claim 1, wherein: the driving mechanism comprises a hydraulic cylinder fixed in the fixed cylinder, a telescopic arm of the hydraulic cylinder is coaxially arranged with the fixed cylinder, and a piston is rotationally connected with the telescopic arm of the hydraulic cylinder; the outer side wall of the piston is provided with a first external thread, the inner side wall of the fixed cylinder is provided with a first internal thread matched with the first external thread, and when the piston moves towards the outside of the fixed cylinder, the first internal thread is matched with the first external thread to enable the piston to rotate forwards while moving towards the outside of the fixed cylinder; when the piston moves towards the inside of the fixed cylinder, the first internal thread is matched with the first external thread, so that the piston reversely rotates while moving towards the inside of the fixed cylinder.
3. The intelligent worksite management system of claim 1, wherein: the sponge is characterized in that a fixing rod is coaxially fixed inside the sponge, the fixing rod is hollow inside, one end of the fixing rod is fixed on the piston, a cavity inside the fixing rod is communicated with the one-way outlet valve, and a through hole for communicating the cavity of the fixing rod with the outside is formed in the side wall of the fixing rod.
4. An intelligent worksite management system according to claim 3, wherein: the fixed rod is a flexible rod, and the free end of the fixed rod can rock up and down relative to the piston; an electric heating plate is arranged at the bottom of the cleaning liquid tank, the piston is an annular magnet, and a coil is sleeved on the fixed rod; the coil and the piston are coaxially arranged; and two ends of the coil are respectively and electrically connected with two ends of the electric heating plate.
5. The intelligent worksite management system of claim 1, wherein: a screw is arranged in the cleaning liquid box, the axis of the screw is arranged along the radial direction of the fixed cylinder, the screw comprises a head part and a rod part, the head part of the screw is positioned in the cleaning liquid box, a spring is arranged in the cleaning liquid box, one end of the spring is fixed at one end of the cleaning liquid box far away from the fixed cylinder, and the other end of the spring is abutted against the head part of the screw; the part of the rod part of the screw, which is close to the head part, is provided with a second external thread, the outer side wall of the part of the rod part of the screw, which is far away from the head part, is smooth, and the part of the rod part of the screw, which is far away from the head part, penetrates through the side wall of the fixed cylinder and is connected with the side wall of the fixed cylinder in a sliding and sealing manner; the impeller is arranged inside the cleaning liquid tank and is coaxially arranged with the screw, the impeller is sleeved on the periphery of the rod part of the screw, the impeller is limited in the axis direction, and a second internal thread matched with the second external thread is arranged on the impeller; when the screw slides along the radial direction of the fixed cylinder in the direction far away from the fixed cylinder, the second internal thread is matched with the second external thread to enable the impeller to rotate positively; when the screw slides along the radial direction of the fixed cylinder to the direction close to the fixed cylinder, the second internal thread is matched with the second external thread to enable the impeller to rotate reversely.
6. The intelligent worksite management system of claim 2, wherein: the hydraulic cylinder is fixedly provided with a press switch, a contact of the press switch faces towards the piston, the four-way valve is electrically connected with the press switch, the press switch is pressed, the inlet end of the four-way valve is communicated with the inside of the cleaning liquid tank, the press switch is pressed again, the inlet end of the four-way valve is communicated with the inside of the water tank, the press switch is pressed again, and the inlet end of the four-way valve is communicated with the air.
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| KR20170137359A (en) * | 2016-06-03 | 2017-12-13 | 한정우 | Camera lens cleaning devices for automobiles |
| CN207802183U (en) * | 2017-12-27 | 2018-08-31 | 江苏星云网格信息技术有限公司 | A kind of construction site total management system |
| CN108856015A (en) * | 2018-06-29 | 2018-11-23 | 贵州省仁怀市西科电脑科技有限公司 | A kind of self-cleaning type monitoring device |
| CN208848025U (en) * | 2018-11-02 | 2019-05-10 | 北京电通伟业电子设备有限公司 | A kind of road monitoring camera dust guard |
| CN110401822A (en) * | 2019-08-26 | 2019-11-01 | 湖州华龙智能科技有限公司 | A kind of self wipe-off type monitoring camera for industrial automation production |
| CN111636399A (en) * | 2020-06-10 | 2020-09-08 | 浙江集鱼科技有限公司 | Foundation pit settlement real-time monitoring device of wisdom building site management and control platform |
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2020
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20170137359A (en) * | 2016-06-03 | 2017-12-13 | 한정우 | Camera lens cleaning devices for automobiles |
| CN207802183U (en) * | 2017-12-27 | 2018-08-31 | 江苏星云网格信息技术有限公司 | A kind of construction site total management system |
| CN108856015A (en) * | 2018-06-29 | 2018-11-23 | 贵州省仁怀市西科电脑科技有限公司 | A kind of self-cleaning type monitoring device |
| CN208848025U (en) * | 2018-11-02 | 2019-05-10 | 北京电通伟业电子设备有限公司 | A kind of road monitoring camera dust guard |
| CN110401822A (en) * | 2019-08-26 | 2019-11-01 | 湖州华龙智能科技有限公司 | A kind of self wipe-off type monitoring camera for industrial automation production |
| CN111636399A (en) * | 2020-06-10 | 2020-09-08 | 浙江集鱼科技有限公司 | Foundation pit settlement real-time monitoring device of wisdom building site management and control platform |
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