CN114979431A - Road and bridge construction supervision system based on BIM technology - Google Patents

Road and bridge construction supervision system based on BIM technology Download PDF

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Publication number
CN114979431A
CN114979431A CN202210395333.3A CN202210395333A CN114979431A CN 114979431 A CN114979431 A CN 114979431A CN 202210395333 A CN202210395333 A CN 202210395333A CN 114979431 A CN114979431 A CN 114979431A
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China
Prior art keywords
camera
air
system based
bridge construction
protective cover
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CN202210395333.3A
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Chinese (zh)
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CN114979431B (en
Inventor
蔡丹
李长明
汪炎
李展鸿
陈心悦
司辉
尤齐涛
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Highway Engineering Construction Management Co ltd Of Anhui Province
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Highway Engineering Construction Management Co ltd Of Anhui Province
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Priority to CN202210395333.3A priority Critical patent/CN114979431B/en
Publication of CN114979431A publication Critical patent/CN114979431A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50Constructional details
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03CMAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03C3/00Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
    • B03C3/017Combinations of electrostatic separation with other processes, not otherwise provided for
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B13/00Accessories or details of general applicability for machines or apparatus for cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B17/00Methods preventing fouling
    • B08B17/02Preventing deposition of fouling or of dust
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B08CLEANING
    • B08BCLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B5/00Cleaning by methods involving the use of air flow or gas flow
    • B08B5/02Cleaning by the force of jets, e.g. blowing-out cavities
    • B08B5/023Cleaning travelling work
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50Constructional details
    • H04N23/51Housings

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Studio Devices (AREA)

Abstract

The invention belongs to the technical field of building equipment, and particularly relates to a road and bridge construction supervision system based on a BIM technology. Transmission shaft, flabellum and mechanism of giving vent to anger: in the rotating process of the fan blades, air continuously enters the space in the protective cover from the left side of the camera, in the process that the air enters the space in the protective cover from the left side of the camera, the air entering the space in the protective cover is influenced by stirring of the fan blades, and the air synchronously drives dust in the air to flow in the flowing process, so that the probability that the dust in the air is adhered to the surface of a lens of the camera can be effectively reduced, and dust particles adhered to the surface of the lens can be effectively driven by the air in the space in the camera in the spraying process.

Description

Road and bridge construction supervision system based on BIM technology
Technical Field
The invention belongs to the technical field of building equipment, and particularly relates to a road and bridge construction supervision system based on a BIM (building information modeling) technology.
Background
BIM, also known as a building information model, is a new tool in architecture, engineering and civil engineering. The BIM can help to realize the integration of building information, various information is always integrated in a three-dimensional model information database from the design, construction and operation of a building to the end of the whole life cycle of the building, and personnel of design teams, construction units, facility operation departments, owners and the like can perform cooperative work based on the BIM, thereby playing an important role in improving the production efficiency, saving the cost and shortening the construction period.
The bridge construction technology is complex, the risk is high, workers need to carry out all-dimensional information acquisition on a construction site, a monitoring camera of the construction site is an important tool for information acquisition, then the construction process and the construction site are simulated by utilizing the BIM technology, the risk and the cost in the construction process are further reduced, the construction of certain specific structures can be monitored on site, the problems existing in the construction process are found in time, the BIM model is utilized for analysis, the errors of the design model are compared, and the manufacturing size, the construction displacement and the like of a component are adjusted in time;
the current surveillance camera head lacks the protection to the camera, road bridge job site environment is complicated, job site's well dust volume is great, especially in strong wind weather, the strong wind is raised the dust of job site, it is in the air to fill, it is very easily adhered at the camera surface to fill the dust granule in the air, not only influence the outward appearance of camera, especially the dust of adhesion in camera lens department is clean in time, lead to the dust to pile up on surveillance camera head surface, seriously influence the control image quality of camera, and then influence the control of supervisor to the job site.
Disclosure of Invention
In order to make up for the defects of the prior art and solve the problems that dust is easily adhered to the surface of a lens of a camera in a road and bridge construction site, accumulates for a long time and influences the monitoring image quality of the camera, and further influences the monitoring of a manager on the construction site, the invention provides a road and bridge construction supervision system based on a BIM technology.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a road and bridge construction supervision system based on a BIM technology, which comprises a camera and a protective cover, wherein the camera is fixedly arranged in the protective cover, the surface of the right end of the camera is fixedly connected with a circular tube, the circular tube is made of a metal material, a lead and a network cable of the camera penetrate through the circular tube to be connected with the camera, the right end of the protective cover is provided with an air outlet, and the protective cover is used for protecting the camera;
the camera further comprises: the motor is fixedly connected to the surface of the circular tube and is electrically connected with a power supply lead of the camera;
the transmission shaft is fixedly connected with a rotating shaft of the motor, the surface of the transmission shaft is fixedly connected with uniformly arranged fan blades, and the fan blades are used for discharging the gas in the space of the protective cover to the space outside the protective cover;
the air blowing mechanism is arranged inside the camera and used for reducing the probability that dust in the air is adhered to the surface of the lens of the camera.
Preferably, the air blowing mechanism includes: the cavity is formed in one end, close to the motor, of the camera head, uniformly arranged air grooves are formed in one end, far away from the motor, of the camera head, the air grooves are communicated with the cavity, symmetrically designed air outlet pipes are fixedly installed on the surface of the left end of the camera head, and the air outlet pipes are communicated with the air grooves;
the rotating column is fixedly connected to the surface of one side, away from the fan blades, of the transmission shaft;
the bracing piece, the bracing piece is kept away from the equal fixedly connected with bracing piece of flabellum one end, the bracing piece is kept away from flabellum one end fixedly connected with stirring piece, stirring piece is located the inside of cavity, the camera is close to motor one end surface has seted up the circular slot, the bracing piece is followed the circular slot slides.
Preferably, the diameter of the air groove is designed to gradually increase from left to right.
Preferably, the protection casing is kept away from motor one end fixedly connected with arc, the arc is close to the fixed surface of camera one end is connected with the dust curtain that hides that evenly sets up, it can not influence to hide the dust curtain the camera normally works.
Preferably, the dust-proof curtain is made of chemical fiber fabric.
Preferably, the cross section of the arc-shaped plate is designed into an inclined L-shaped structure.
Preferably, the protection casing is close to arc one end fixed surface is connected with the filter screen, the filter screen is kept away from protection casing one end with camera surface fixed connection.
Preferably, the surface of one end, close to the arc-shaped plate, of the filter screen and the outer surface of the camera are both coated with PTFE coatings.
Preferably, the stirring sheet is made of light plastic materials, and the stirring sheet is designed in an arc-shaped inclined structure.
Preferably, the inner wall of the protective cover is fixedly connected with a moisture absorption layer, and the moisture absorption layer is made of water absorption fabric.
The invention has the following beneficial effects:
1. the invention relates to a road and bridge construction supervision system based on a BIM technology. Transmission shaft, flabellum and air outlet mechanism: in the rotating process of the fan blades, air continuously enters the protective cover space from the left side of the camera, in the process that the air enters the protective cover space from the left side of the camera, the air entering the protective cover space from the left side of the camera is influenced by the stirring of the fan blades, so that the air entering the protective cover space from the left side of the camera enters the protective cover space along the gap between the camera and the protective cover, the air synchronously drives dust in the air to flow in the flowing process, the probability that the dust in the air is adhered to the surface of the lens of the camera can be effectively reduced, through the air outlet mechanism arranged in the camera, the transmission shaft synchronously drives the air outlet mechanism to rotate in the rotating process, the air outlet mechanism drives the air in the camera to be sprayed to the surface of the lens of the camera in the rotating process, and the air in the camera can effectively drive dust particles adhered to the surface in the spraying process, the probability that dust particles are accumulated on the surface of the lens to influence the monitoring image quality of the camera is further reduced, and the monitoring image effect of the monitoring camera is further improved, so that the monitoring personnel can monitor the working condition of a construction site in real time.
2. The invention relates to a road and bridge construction supervision system based on BIM technology, which comprises an arc plate and a dust-shielding curtain, wherein the arc plate and the dust-shielding curtain are arranged: through keeping away from motor one end fixedly connected with arc at the protection casing, in the environment of rainy, the arc can effectively shelter from the camera that is located the protection casing inside, prevent that the rainwater from splashing the picture quality that camera lens surface influences camera monitoring picture, through the dust curtain that hides that is close to camera one end fixed surface fixedly connected with and evenly sets up at the arc, the reduction rainwater that hides that the dust curtain can step forward splashes the camera lens surface, and simultaneously, the dust granule that hides in the dust curtain can also reduce the air enters into the protection casing inner space.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
in the figure: the device comprises a protective cover 1, an arc-shaped plate 11, a dust shielding curtain 111, a filter screen 12, a camera 2, a round tube 21, a motor 22, a transmission shaft 23, a rotating column 24, a support rod 25, a stirring sheet 26, a cavity 27, an air groove 28, an air outlet pipe 281 and fan blades 29.
Detailed Description
The embodiment of the invention provides a road and bridge construction supervision system based on a BIM technology, and solves the technical problems that dust is easily adhered to the surface of a lens of a camera in a road and bridge construction site, is accumulated for a long time to influence the monitoring image quality of the camera, and further influences supervision personnel on the construction site in the prior art.
The embodiment of the invention provides a road and bridge construction supervision system based on a BIM technology, which solves the problems and has the following general idea: through setting up protection casing, motor. The motor drives the fan blades to rotate, air continuously enters the space in the protective cover from the left side of the camera in the rotating process of the fan blades, the air entering the space in the protective cover from the left side of the camera is stirred and influenced by the fan blades in the process that the air enters the space in the protective cover from the left side of the camera, so that the air entering the space in the protective cover from the left side of the camera enters the space in the protective cover along the gap between the camera and the protective cover, the air synchronously drives dust in the air to flow in the flowing process, the probability that the dust in the air is adhered to the surface of the lens of the camera can be effectively reduced, the air outlet mechanism is arranged in the camera, the transmission shaft synchronously drives the air outlet mechanism to rotate in the rotating process, and the air in the space in the camera is driven to be sprayed to the surface of the lens of the camera by the air outlet mechanism in the rotating process, the gas of camera inner space can effectively drive the dust particle of adhesion on the camera lens surface at spun in-process, further reduces the dust particle and piles up the probability that influences camera monitoring picture quality on the camera lens surface, and then improves surveillance camera head monitoring picture effect for the supervisor can the real-time supervision job site's behavior.
In order to better understand the technical solution, the technical solution is described in detail below with reference to the drawings and the specific embodiments.
As shown in fig. 1 to 2, the road and bridge construction supervision system based on the BIM technology comprises a camera 2 and a protective cover 1, wherein the camera 2 is fixedly installed inside the protective cover 1, a circular tube 21 is fixedly connected to the surface of the right end of the camera 2, the circular tube 21 is made of a metal material, a lead and a mesh wire of the camera 2 penetrate through the circular tube 21 to be connected with the camera 2, an air outlet hole is formed in the right end of the protective cover 1, and the protective cover 1 is used for protecting the camera 2;
the camera 2 further includes: the motor 22 is fixedly connected to the surface of the circular tube 21, and the motor 22 is electrically connected with a power supply lead of the camera 2;
the transmission shaft 23 is fixedly connected with a rotating shaft of the motor 22, the surface of the transmission shaft 23 is fixedly connected with uniformly arranged fan blades 29, and the fan blades 29 are used for discharging the gas in the space of the protective cover 1 to the space outside the protective cover 1;
the blowing mechanism is arranged inside the camera 2 and is used for reducing the probability that dust in the air is adhered to the surface of the lens of the camera 2;
during operation, as shown in fig. 1 and fig. 2, the camera 2 can be effectively wrapped by fixedly installing the protective cover 1 outside the camera 2, thereby avoiding the exposure of the camera 2 to the outside wind and the sun, and affecting the service life of the camera 2, the right end of the camera 2 is fixedly connected with the round tube 21, the network cable and the wire pass through the round tube 21 to be connected with the camera 2, because the surface of the round tube 21 is fixedly connected with the motor 22, the motor 22 is electrically connected with the power wire of the camera 2, the end of the rotating shaft of the motor 22 far away from the motor 22 is fixedly connected with the transmission shaft 23, the uniformly arranged fan blades 29 are fixedly connected on the surface of the transmission shaft 23, after the power is turned on, the rotating shaft of the motor 22 drives the transmission shaft 23 to synchronously rotate with the fan blades 29, the fan blades 29 can stir the gas in the left space of the fan blades 29 to be discharged to the outside the protective cover 1 along the gas outlet hole at the right end of the protective cover 1 in the rotating process, the air in the space in the protective cover 1 is always in a circulating state, so that the influence of the humid air in the space in the protective cover 1 on the normal use of the camera 2 due to the interference of the space in the protective cover 1 for a long time is reduced, meanwhile, in the rotating process of the fan blades 29, the air continuously enters the space in the protective cover 1 from the left side of the camera 2, in the process that the air enters the space in the protective cover 1 from the left side of the camera 2, the air entering the space in the protective cover 1 from the left side of the camera 2 is influenced by the stirring of the fan blades 29, the air entering the space in the protective cover 1 from the left side of the camera 2 enters the space in the protective cover 1 along the gap between the camera 2 and the protective cover 1, and the air synchronously drives the dust in the air to flow in the flowing process, so that the probability that the dust in the air is adhered to the lens surface of the camera 2 can be effectively reduced, and the air outlet mechanism is arranged in the camera 2, the transmission shaft 23 drives the air outlet mechanism to rotate synchronously in the rotating process, the air outlet mechanism drives the air in the space of the camera 2 to be sprayed to the surface of the lens of the camera 2 in the rotating process, the air in the space of the camera 2 can effectively drive dust particles adhered to the surface of the lens in the spraying process, the probability that the dust particles are accumulated on the surface of the lens to influence the monitoring picture quality of the camera 2 is further reduced, the monitoring picture effect of the monitoring camera 2 is further improved, and monitoring personnel can monitor the working condition of a construction site in real time.
As an embodiment of the present invention, the air blowing mechanism includes: the cavity 27 is formed in one end, close to the motor 22, of the camera 2, the air grooves 28 are uniformly formed in one end, far away from the motor 22, of the camera 2, the air grooves 28 are communicated with the cavity 27, the symmetrically-designed air outlet pipe 281 is fixedly installed on the surface of the left end of the camera 2, and the air outlet pipe 281 is communicated with the air grooves 28;
the rotating column 24 is fixedly connected to the surface of one side, away from the fan blades 29, of the transmission shaft 23;
a support rod 25 is fixedly connected to one end of the support rod 25, which is far away from the fan blade 29, a stirring piece 26 is fixedly connected to one end of the support rod 25, which is far away from the fan blade 29, the stirring piece 26 is located inside the cavity 27, a circular groove is formed in the surface of one end, which is close to the motor 22, of the camera 2, and the support rod 25 slides along the circular groove;
during operation, as shown in fig. 2, the evenly arranged rotating columns 24 are fixedly connected to the surface of one end of the transmission shaft 23, which is far away from the fan blades 29, the surface of each rotating column 24 is fixedly connected with a supporting rod 25, the surface of one end of the camera 2, which is close to the motor 22, is provided with a circular groove, the supporting rods 25 penetrate through the circular grooves and extend into the space in the camera 2, one end of each supporting rod 25, which is far away from the rotating column 24, is fixedly connected with a stirring sheet 26, the transmission shaft 23 synchronously drives the rotating columns 24 and the supporting rods 25 and the stirring sheets 26 to synchronously rotate in the rotating process, the stirring sheets 26 can stir the air in the cavity 27 in the rotating process, because the cavity 27 is formed in one end of the camera 2, which is close to the motor 22, the air groove 28 is formed in one end of the camera 2, which is far away from the motor 22, the air groove 28 is communicated with the cavity 27, and symmetrically designed air outlet pipes 281 are fixedly installed on the surface of the left end of the camera 2, the outlet duct 281 is communicated with the air groove 28, so that the gas in the cavity 27 enters the inner space of the outlet duct 281 along the air groove 28, so that the gas in the cavity 27 flows to the inside of the outlet duct 281 along the air groove 28, because the air outlet direction of the outlet duct 281 of the symmetrical design is symmetrical, so that the gas in the outlet duct 281 is relatively sprayed out along the air outlet hole, thereby effectively reducing the adhesion of dust particles in the air on the surface of the lens, further improving the monitoring picture effect of the monitoring camera 2, and enabling the monitoring personnel to monitor the working condition of the construction site in real time.
In one embodiment of the present invention, the diameter of the air groove 28 is designed to gradually increase from left to right;
in operation, as shown in fig. 2, for improving the velocity of flow of outlet duct 281 blowout gas, the diameter through gas tank 28 is by the design that increases gradually from left to right, stirring piece 26 is stirring the inside gaseous in-process of cavity 27, the inside gas of cavity 27 enters into the outlet duct 281 inner space along gas tank 28, because the diameter of gas tank 28 increases gradually by the left to right and designs, the inside gaseous stirring rate of cavity 27 is unchangeable, the direction of giving vent to anger of gas tank 28 reduces gradually, thereby can effectively improve the gas velocity of flow along gas tank 28 outflow, and then improve the inside gaseous spun velocity of flow of outlet duct 281, the gaseous velocity of flow of outlet duct 281 blowout is bigger, thereby can effectively get rid of the dust of adhesion on the lens surface, and then improve monitoring camera 2 monitoring picture effect, make monitoring personnel can real-time supervision job site's operating condition.
As an embodiment of the present invention, an arc plate 11 is fixedly connected to one end of the protective cover 1 away from the motor 22, and uniformly arranged dust-shielding curtains 111 are fixedly connected to the surface of one end of the arc plate 11 close to the camera 2, and the dust-shielding curtains 111 do not affect the normal operation of the camera 2;
during operation, as shown in fig. 2, through keeping away from motor 22 one end fixedly connected with arc 11 at protection casing 1, in the environment of rainy, arc 11 can effectively shelter from the camera 2 that is located protection casing 1 inside, prevent that the rainwater from splashing the lens surface and influencing the picture quality of camera 2 monitoring picture, through being close to the dust curtain 111 that hides that camera 2 one end fixed surface connected with evenly set up at arc 11, it can further reduce the rainwater and splash the lens surface to hide dust curtain 111, and simultaneously, it can also reduce the dust granule in the air and enter into protection casing 1 inner space to hide dust curtain 111.
As an embodiment of the present invention, the dust-proof curtain 111 is made of chemical fiber fabric;
the during operation, block the effect that the dust granule in the air enters into protection casing 1 inner space for further improving the dirt curtain 111 that hides, it forms by the preparation of chemical fiber surface fabric to hide dirt curtain 111 through hiding dirt curtain 111, it swings with the wind under the effect of wind power to hide dirt curtain 111, it produces static to hide dirt curtain 111 at the wobbling in-process mutual friction, the rethread hides dirt curtain 111 and forms for the preparation of chemical fiber surface fabric, utilize the easy static characteristic that accumulates of chemical fiber surface fabric, static can adsorb the dust that remains in the air, make dirt curtain 111 can adsorb the dust in the air on every side on the dirt curtain 111 surface that hides, thereby can further reduce the probability of the dust granule adhesion in the air on the lens surface.
As an embodiment of the present invention, the cross section of the arc plate 11 is designed to be an inclined L-shaped structure;
during operation, as shown in fig. 2, for the control picture quality that improves camera 2 in rainy day, the control picture of camera 2 is looked over in the environment of prison management in rainy, the rainwater can drip at the upper surface of arc 11, the L shape structural design of slope is personally submitted to the transversal of rethread arc 11, the rainwater drips at the upper surface of arc 11, camera 2 is in the environment of rainy, make the rainwater that drips on arc 11 surface extend the 11 surface low-lying departments of arc and flow to ground along, thereby can effectively avoid dripping the rainwater on arc 11 surface and directly influence camera 2's control picture along the wall outflow of arc 11 left end side.
As an embodiment of the present invention, a filter screen 12 is fixedly connected to a surface of one end of the protective cover 1 close to the arc plate 11, and one end of the filter screen 12 far from the protective cover 1 is fixedly connected to an outer surface of the camera 2;
during operation, as shown in fig. 1, be connected with filter screen 12 through being close to arc 11 one end fixed surface at protection casing 1, filter screen 12 is kept away from protection casing 1 one end and is connected with 2 outer fixed surface of camera, flabellum 29 is at the pivoted in-process, the air in the space of 2 left sides of camera must just can enter into protection casing 1 inner space with the filtration of filter screen 12, after filter 12 filters through the filter screen, the individual great dust granule is intercepted in the air in the space of 12 left sides of filter screen, through filter screen 12 with hide the cooperation of dirt curtain 111, thereby can effectively reduce the dust granule and enter into the adhesion of 1 inner space of protection casing at 2 surfaces of camera.
As an embodiment of the present invention, a PTFE coating is coated on both the surface of the filter screen 12 near one end of the arc plate 11 and the outer surface of the camera 2;
during operation, through being close to 11 terminal surfaces of arc and the 2 surface of camera at filter screen 12 and all having coated PTFE coating, utilize PTFE not be stained with high lubricated characteristic to can effectively reduce the dust granule adhesion on camera 2 and filter screen 12 surface, and then improve the clean and tidy degree of 2 surfaces of camera, avoid the dust granule to pile up in camera 2 and filter screen 12 surface for a long time, influence the monitoring work of camera 2.
As an embodiment of the present invention, the stirring sheet 26 is made of a light plastic material, and the stirring sheet 26 is designed to have an arc-shaped inclined structure;
in operation, as shown in fig. 2, for increasing the flowing speed of the gas inside the cavity 27, since the stirring sheet 26 is made of light plastic material, the self gravity of the stirring sheet 26 can be effectively reduced, and the stirring sheet 26 is designed to be of an arc-shaped inclined structure, so that the stirring sheet 26 can effectively increase the flowing speed of the air inside the cavity 27 in the rotating process, and provide sufficient power for the gas ejection of the air outlet duct 281, thereby effectively removing the dust particles remained on the surface of the lens.
As an embodiment of the invention, the inner wall of the protective cover 1 is fixedly connected with a moisture absorption layer, and the moisture absorption layer is made of water absorption fabric;
during operation, through at the inside fixedly connected with moisture absorption layer of protection casing 1, moisture that the moisture absorption layer can be effectual will be located in the air of 1 space of protection casing is drawn inside the moisture absorption layer, reduces 2 inside electronic component of camera and contacts with moist air for a long time, influences 2 inside electronic component's of camera life, and the rethread moisture absorption layer forms for the surface fabric preparation that absorbs water to the improvement moisture absorption layer that can step forward draws the performance of water molecule in the air.
The specific operation flow is as follows:
after the power is switched on, the rotating shaft of the motor 22 drives the transmission shaft 23 and the fan blades 29 to synchronously rotate, the fan blades 29 can stir the air in the space on the left side of the fan blades 29 to be discharged to the outside of the protective cover 1 along the air outlet hole on the right end of the protective cover 1 in the rotating process, so that the air in the space in the protective cover 1 is always in a circulating state, the influence of the long-time interference of the humid air in the space in the protective cover 1 on the camera 2 on the normal use of the camera 2 is reduced, meanwhile, in the rotating process of the fan blades 29, the air continuously enters the space in the protective cover 1 from the left side of the camera 2, in the process of entering the space in the protective cover 1 from the left side of the camera 2, the air entering the space in the protective cover 1 from the left side of the camera 2 is stirred by the fan blades 29, so that the air entering the space in the protective cover 1 from the left side of the camera 2 enters the space in the protective cover 1 along the gap between the camera 2 and the protective cover 1, the air drives the dust in the air in the in-process that flows in step and flows, thereby can effectively reduce the dust in the air and adhere the probability on 2 camera lens surfaces of camera, through there is air outlet mechanism camera 2 internally mounted, transmission shaft 23 drives air outlet mechanism in step at the pivoted in-process and rotates, air outlet mechanism drives the gaseous blowout of 2 inner spaces of camera to 2 camera lens surfaces of camera at the pivoted in-process, the gas of 2 inner spaces of camera can effectively drive the dust granule that adheres on the lens surfaces at spun in-process.
The supporting rod 25 penetrates through the circular groove and extends to the inner space of the camera 2, one end of the supporting rod 25, which is far away from the rotating column 24, is fixedly connected with the stirring sheet 26, the transmission shaft 23 synchronously drives the rotating column 24 in the rotating process, the supporting rod 25 and the stirring sheet 26 synchronously rotate, the stirring sheet 26 can stir the air in the cavity 27 in the rotating process, the cavity 27 is formed inside one end, which is close to the motor 22, of the camera 2, the air groove 28 is formed inside one end, which is far away from the motor 22, of the camera 2, the air groove 28 is communicated with the cavity 27, the symmetrically designed air outlet pipe 281 is fixedly arranged on the surface of the left end of the camera 2, the air outlet pipe 281 is communicated with the air groove 28, the air in the cavity 27 enters the inner space 281 along the air groove 28, the air in the cavity 27 flows to the inner part of the air outlet pipe 281 along the air groove 28, and the air outlet direction of the symmetrically designed air outlet pipe 281 is symmetrically designed, so that the gas in the space of the air outlet pipe 281 is relatively ejected along the air outlet hole.
The diameter through gas tank 28 is by the design that progressively increases up from the left to the right, stir piece 26 is stirring the inside gaseous in-process of cavity 27, the inside gas of cavity 27 enters into outlet duct 281 inner space along gas tank 28, because the diameter of gas tank 28 progressively increases up the design by the left to the right, the inside gaseous stirring rate of cavity 27 is unchangeable, the direction of giving vent to anger of gas tank 28 reduces gradually, thereby can effectively improve the gas flow rate of flowing out along gas tank 28, and then improve the inside gaseous spun velocity of flow of outlet duct 281, the gaseous velocity of flow of outlet duct 281 blowout is big more.
In the environment of rainy, the arc 11 can effectively shelter from the camera 2 that is located protection casing 1 inside, prevents that the rainwater from splashing the camera lens surface and influences the picture quality of camera 2 monitoring picture, through being close to the even dust curtain 111 that hides that sets up of 2 end fixed surface of camera at arc 11, hides that dust curtain 111 can further reduce the rainwater and splash the camera lens surface.
Through hiding dirt curtain 111 and being formed by the preparation of chemical fiber surface fabric, hide dirt curtain 111 and swing along with the wind under the effect of wind force, hide dirt curtain 111 and rub each other at the wobbling in-process and produce static, the rethread hides dirt curtain 111 and forms for the preparation of chemical fiber surface fabric, utilizes the easy characteristic that accumulates static of chemical fiber surface fabric, and static can adsorb the dust that remains in the air for hide dirt curtain 111 can adsorb the dust in the air on every side and hide dirt curtain 111 surface.
The monitoring picture of looking over camera 2 in the environment of prising the reason and raining, the rainwater can drip at the upper surface of arc 11, and the L shape structural design of slope is personally submitted to the transversal of rethread arc 11, and the rainwater drips at the upper surface of arc 11, and camera 2 is in the environment of raining for the rainwater that drips on arc 11 surface is along extending 11 surface low-lying departments of arc and is flowing to ground.
Through being close to 11 one end fixed surface of arc at protection casing 1 and being connected with filter screen 12, protection casing 1 one end and 2 outer fixed surface of camera are connected are kept away from to filter screen 12, and flabellum 29 is at the pivoted in-process, and the air in the space of 2 left sides of camera must be with the filtration of filter screen 12 just can enter into protection casing 1 inner space, through filter screen 12 filtration back, the individual great dust granule is intercepted in the air in filter screen 12 left side space.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. The utility model provides a road and bridge construction supervision system based on BIM technique, includes camera (2) and protection casing (1), camera (2) fixed mounting is in inside protection casing (1), the right-hand member surface fixed connection of camera (2) has pipe (21), pipe (21) are made for metal material, the wire and the net twine of camera (2) pass pipe (21) and be connected with camera (2), the venthole has been seted up to protection casing (1) right-hand member, protection casing (1) is used for protecting camera (2); the method is characterized in that: the camera (2) further comprises:
the motor (22), the said motor (22) is fixedly connected to the surface of the said round tube (21), the said motor (22) is electrically connected with power wire of the said lens (2);
the transmission shaft (23) is fixedly connected with a rotating shaft of the motor (22), the surface of the transmission shaft (23) is fixedly connected with uniformly arranged fan blades (29), and the fan blades (29) are used for discharging gas in the space in the protective cover (1) to the space outside the protective cover (1);
the air blowing mechanism is arranged inside the camera (2) and is used for reducing the probability that dust in the air is adhered to the surface of the lens of the camera (2).
2. The bridge construction supervision system based on the BIM technology as claimed in claim 1, wherein: the blowing mechanism comprises:
the cavity (27) is formed in one end, close to the motor (22), of the camera (2), the air grooves (28) are uniformly formed in one end, far away from the motor (22), of the camera (2), the air grooves (28) are communicated with the cavity (27), symmetrically designed air outlet pipes (281) are fixedly installed on the surface of the left end of the camera (2), and the air outlet pipes (281) are communicated with the air grooves (28);
the rotating column (24), the rotating column (24) is fixedly connected to one side surface of the transmission shaft (23) far away from the fan blade (29);
bracing piece (25), bracing piece (25) are kept away from equal fixedly connected with bracing piece (25) of flabellum (29) one end, bracing piece (25) are kept away from flabellum (29) one end fixedly connected with stirring piece (26), stirring piece (26) are located the inside of cavity (27), camera (2) are close to motor (22) one end surface has seted up the circular recess, bracing piece (25) are followed the circular recess slides.
3. The bridge construction supervision system based on the BIM technology as claimed in claim 2, characterized in that: the diameter of the air groove (28) is designed to gradually increase from left to right.
4. The bridge construction supervision system based on the BIM technology as claimed in claim 1, wherein: keep away from protection casing (1) motor (22) one end fixedly connected with arc (11), arc (11) are close to the fixed surface of camera (2) one end is connected with even the setting hides dirt curtain (111), it can not influence to hide dirt curtain (111) camera (2) normal work.
5. The bridge construction supervision system based on BIM technology according to claim 4, characterized in that: the dust-shielding curtain (111) is made of chemical fiber fabric.
6. The bridge construction supervision system based on the BIM technology as claimed in claim 4, wherein: the cross section of the arc-shaped plate (11) is designed into an inclined L-shaped structure.
7. The bridge construction supervision system based on the BIM technology as claimed in claim 1, wherein: the protection casing (1) is close to arc (11) one end fixed surface is connected with filter screen (12), filter screen (12) are kept away from protection casing (1) one end with camera (2) surface fixed connection.
8. The bridge construction supervision system based on the BIM technology as claimed in claim 7, wherein: the surface of one end, close to the arc-shaped plate (11), of the filter screen (12) and the outer surface of the camera (2) are both coated with PTFE coatings.
9. The bridge construction supervision system based on the BIM technology as claimed in claim 2, wherein: the stirring sheet (26) is made of light plastic materials, and the stirring sheet (26) is designed to be of an arc-shaped inclined structure.
10. The bridge construction supervision system based on the BIM technology as claimed in claim 1, wherein: the inner wall of the protective cover (1) is fixedly connected with a moisture absorption layer, and the moisture absorption layer is made of water absorption fabric.
CN202210395333.3A 2022-04-14 2022-04-14 Road bridge construction supervision system based on BIM technology Active CN114979431B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116736733A (en) * 2023-07-05 2023-09-12 南京铭立信息科技有限公司 Intelligent home automatic control management system

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CN207427308U (en) * 2017-10-27 2018-05-29 佛山市科视达科技有限公司 A kind of multifunctional pick-up head based on WIFI
CN209170563U (en) * 2019-02-26 2019-07-26 侯环晨 A kind of monitoring device for bridge construction safety
CN210323726U (en) * 2019-09-28 2020-04-14 重庆联盛建设项目管理有限公司 Remote supervision system for construction site
CN213186329U (en) * 2020-10-30 2021-05-11 保利新联爆破工程集团有限公司 Utilize building information recorder of BIM technique
CN215488936U (en) * 2021-07-03 2022-01-11 宋池 Safety monitoring equipment for broadcast television equipment

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Publication number Priority date Publication date Assignee Title
CN207427308U (en) * 2017-10-27 2018-05-29 佛山市科视达科技有限公司 A kind of multifunctional pick-up head based on WIFI
CN209170563U (en) * 2019-02-26 2019-07-26 侯环晨 A kind of monitoring device for bridge construction safety
CN210323726U (en) * 2019-09-28 2020-04-14 重庆联盛建设项目管理有限公司 Remote supervision system for construction site
CN213186329U (en) * 2020-10-30 2021-05-11 保利新联爆破工程集团有限公司 Utilize building information recorder of BIM technique
CN215488936U (en) * 2021-07-03 2022-01-11 宋池 Safety monitoring equipment for broadcast television equipment

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116736733A (en) * 2023-07-05 2023-09-12 南京铭立信息科技有限公司 Intelligent home automatic control management system
CN116736733B (en) * 2023-07-05 2024-01-23 南京铭立信息科技有限公司 Intelligent home automatic control management system

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