CN114584741A - Monitoring device, control method thereof and pump truck - Google Patents

Monitoring device, control method thereof and pump truck Download PDF

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Publication number
CN114584741A
CN114584741A CN202210074578.6A CN202210074578A CN114584741A CN 114584741 A CN114584741 A CN 114584741A CN 202210074578 A CN202210074578 A CN 202210074578A CN 114584741 A CN114584741 A CN 114584741A
Authority
CN
China
Prior art keywords
protective cover
monitoring device
cleaning
camera
camera module
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210074578.6A
Other languages
Chinese (zh)
Inventor
曾中炜
李淇阳
唐宁东
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zoomlion Heavy Industry Science and Technology Co Ltd
Original Assignee
Zoomlion Heavy Industry Science and Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zoomlion Heavy Industry Science and Technology Co Ltd filed Critical Zoomlion Heavy Industry Science and Technology Co Ltd
Priority to CN202210074578.6A priority Critical patent/CN114584741A/en
Publication of CN114584741A publication Critical patent/CN114584741A/en
Pending legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • 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
    • B08B1/12—Brushes
    • 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
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
    • E04G21/025—Buckets specially adapted for use with concrete
    • 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
    • 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
    • H04N23/51—Housings

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Studio Devices (AREA)

Abstract

The invention relates to the field of engineering machinery, and discloses a monitoring device which comprises a support, a camera module, a protective cover, a cleaning component and a driving component, wherein the camera module is arranged on the support, the protective cover is rotatably arranged on the support and covers the outer side of the camera module, the cover wall of the protective cover is provided with a transparent perspective area opposite to a camera of the camera module, the cleaning component is fixedly arranged on the support and comprises a cleaning piece, the cleaning piece is attached to the outer surface of the transparent area, the projections of the cleaning piece and the camera of the camera module in the transparent area are staggered, and the driving component is used for driving the protective cover to rotate so that the cleaning piece cleans the outer surface of the transparent area. The monitoring device has good practicability and a simple structure.

Description

Monitoring device, control method thereof and pump truck
Technical Field
The invention belongs to the field of engineering machinery, and particularly relates to a monitoring device, a control method thereof and a pump truck.
Background
The concrete conveying pump truck (pump truck for short) is used for receiving concrete materials unloaded from a mixer truck and pumping the received concrete materials to a preset distributing position, and a hopper of the pump truck is an important part for receiving the concrete materials, and the operation condition of the pump truck directly influences whether the pump truck can normally work, so that the operation condition of the hopper needs to be monitored in real time by using a monitoring device, but in the operation process of the pump truck, the surrounding environment of the hopper is severe, the generated dust is more, concrete material particles are often splashed, the monitoring device is easy to lose efficacy, in order to avoid the failure of the monitoring device, the monitoring device with an automatic cleaning or sweeping function needs to be adopted, and in the prior related technology, the monitoring device adopts a cleaning solution flushing mode to automatically clean, and the monitoring device comprises a water pump, a flushing pipe, a drying component for drying and the like, and has a complex structure, in addition, in the cleaning process, the monitoring of the monitoring device is greatly interfered, normal monitoring work cannot be carried out, and the practicability is poor.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a monitoring device, a control method thereof and a pump truck, and aims to solve the technical problems that the existing monitoring device with an automatic cleaning function is complex in structure and cannot be normally monitored due to interference in the cleaning process.
To achieve the above object, the present invention provides a monitoring apparatus, comprising:
a support;
the camera module is arranged on the bracket;
the protective cover is rotatably arranged on the support and covers the outer side of the camera module, and a transparent perspective area opposite to the camera of the camera module is arranged on the cover wall of the protective cover;
the cleaning assembly is fixedly arranged on the support and comprises a cleaning piece, the cleaning piece is attached to the outer surface of the perspective area, and the projections of the cleaning piece and the camera of the camera module in the perspective area are staggered; and
and the driving assembly is used for driving the protective cover to rotate so that the cleaning piece cleans the outer surface of the perspective area.
Optionally, the protection casing is discoid, the central axis and the axis of rotation coincidence of protection casing and be vertical setting, the diapire of protection casing is the perspective region, the module of making a video recording with the central axis interval sets up just the camera of the module of making a video recording is just right the diapire of protection casing, clean the piece along the radial extension of protection casing and laminate in the surface of the diapire of protection casing.
Optionally, the protective cover is disc-shaped, a central axis of the protective cover coincides with the rotation axis and is horizontally disposed, a peripheral wall of the protective cover is the perspective area, the camera of the camera module is directly opposite to the peripheral wall of the protective cover, and the cleaning element extends in the axial direction of the protective cover and is attached to the outer surface of the peripheral wall of the protective cover.
Optionally, the shield wall of the protection shield is formed with a thread portion along the circumference of the rotation axis of the protection shield, the driving assembly comprises a driving motor and a driving block arranged on an output shaft of the driving motor, and a peripheral wall of the driving block is formed with a thread or a rack engaged with the thread portion.
Optionally, the serrations are formed on an inner surface of the shield, the drive assembly being received within an interior of the shield.
Optionally, the insection is formed on an outer surface of the shield, and the driving assembly is disposed outside the shield.
Optionally, the cleaning assembly further comprises a support plate fixedly connected to the support, the cleaning piece is fixedly arranged on the support plate, and the cleaning piece is cotton cloth, a brush or rubber.
Optionally, the cleaning assembly comprises a plurality of said sweeping members, and a plurality of said sweeping members are attached to the outer surface of said see-through region at intervals.
Optionally, the monitoring device further comprises an outer cover, the outer cover fixing cover is arranged on the outer side of the protective cover and the cleaning piece, a perspective window is formed in the cover wall of the outer cover, and the perspective window is right opposite to the camera of the camera module.
The invention also provides a pump truck, which comprises a hopper and the monitoring device, wherein the monitoring device is arranged on the hopper through the bracket, and the camera of the camera module is opposite to the hopper.
The invention also provides a control method of the monitoring device, the monitoring device is applied to a pump truck, and the control method comprises the following steps:
acquiring and judging the running state of the pump truck;
and if the pump truck has pumping reversing, controlling the driving assembly to drive the protective cover to continuously rotate for a preset time.
Optionally, after acquiring and determining the operation state of the pump truck, the control method further includes:
if the pump truck has reverse pumping, the driving assembly (4) is controlled to drive the protective cover (2) to continuously rotate until the reverse pumping is finished.
In the invention, the protective cover is covered on the outer side of the camera assembly, so that dust or concrete particles can be prevented from being directly attached to the camera to cause failure or damage of the camera assembly, the camera of the camera assembly can perform camera monitoring through a perspective area of the protective cover, meanwhile, the cleaning piece is arranged on the outer surface of the perspective area, the protective cover is driven to rotate through the driving assembly, the cleaning piece can clean the outer surface of the perspective area, the perspective area of the protective cover is kept clean and transparent, the projection of the cleaning piece and the projection of the camera module group in the perspective area are staggered, and the camera of the camera module group cannot be obstructed and interfered when the cleaning piece cleans the outer surface of the perspective area, namely, the camera module group can perform normal camera monitoring in the cleaning process; the monitoring device has good practicability and a simple structure.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a monitoring device according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a monitoring device according to another embodiment of the present invention;
FIG. 3 is a side view of the monitoring device of FIG. 2;
fig. 4 is a schematic structural view of a housing according to still another embodiment of the present invention.
Description of reference numerals:
1 Camera module
2 protective cover
3 cleaning assembly
31 sweeping part 32 support plate
4 drive assembly
41 drive motor 42 drive block
5 outer cover
51 perspective window
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the present invention, unless specified to the contrary, use of the terms of orientation such as "upper, lower, top, bottom" or the like are generally described with respect to the orientation shown in the drawings or the positional relationship of the components with respect to each other in the vertical, or gravitational direction.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1 to 4, the present invention first provides a monitoring device, which includes a bracket (not shown), a camera module 1, a protective cover 2, a cleaning component 3, and a driving component 4, wherein the camera module 1 is disposed on the bracket, the protective cover 2 is rotatably disposed on the bracket and covers the camera module 1, a cover wall of the protective cover 2 has a transparent region opposite to a camera of the camera module 1, the cleaning component 3 is fixedly disposed on the bracket, the cleaning component 3 includes a cleaning component 31, the cleaning component 31 is attached to an outer surface of the transparent region, and projections of the cleaning component 31 and the camera of the camera module 1 in the transparent region are staggered, and the driving component 4 is configured to drive the protective cover 2 to rotate, so that the cleaning component 31 cleans the outer surface of the transparent region.
It can be understood that, the protective cover 2 is covered on the outer side of the camera component 1, so as to prevent dust or concrete particles from directly attaching to the camera, which results in the failure or damage of the camera component 1, and the camera of the camera component 1 can perform camera monitoring through the perspective area of the protective cover 2, and at the same time, the cleaning piece 31 is arranged on the outer surface of the perspective area, the protective cover 2 is driven to rotate by the driving component 4, the cleaning piece 31 can clean the outer surface of the perspective area, the perspective area of the protective cover 2 is kept clean and transparent, the projections of the cleaning piece 31 and the camera of the camera module 1 in the perspective area are staggered, when the cleaning member 31 cleans the outer surface of the see-through area, interference with the camera of the camera module 1 is not caused, that is, in the cleaning process, the camera module 1 can normally perform camera monitoring, and the monitoring device in the embodiment has good practicability and is simple in structure.
In practical application, the shape of the protection cover 2 can be selected from regular shapes or irregular shapes such as a sphere, a column, a square and the like, which are not limited herein, and the protection cover 2 can be made of transparent material only on the cover wall of the perspective area or made of transparent material as a whole, and the extension shape of the cleaning piece 31 is matched with the outer contour shape of the perspective area of the protection cover 2, so that the cleaning piece 31 can be attached to the outer surface of the perspective area, thereby having good cleaning effect.
In an embodiment, referring to fig. 1, the protective cover 2 is disc-shaped, the central axis of the protective cover 2 coincides with the rotation axis and is vertically disposed, the bottom wall of the protective cover 2 is a perspective area, the camera module 1 is disposed at an interval with the central axis, the camera of the camera module 1 faces the bottom wall of the protective cover 2, and the cleaning element 31 extends along the radial direction of the protective cover 2 and is attached to the outer surface of the bottom wall of the protective cover 2.
In the practical application process, the support is including being the vertical rotating shaft of vertical setting, and protection casing 2 cup joints and is provided with the bearing between this vertical rotating shaft and protection casing 2 and the vertical rotating shaft to make protection casing 2 can wind vertical rotating shaft free rotation, the axis of vertical rotating shaft coincides mutually with the central axis of protection casing 2, so make the central axis and the axis of rotation coincidence of protection casing 2 and be vertical setting.
The bottom wall of the protective cover 2 is set to be a perspective area, and the camera of the camera module 1 is right opposite to the bottom wall of the protective cover 2, so that the camera of the camera module 1 can perform camera monitoring on the external environment below the protective cover 2 through the bottom wall of the protective cover 2; and the cleaning piece 31 extends along the radial direction of the protection cover 2 and is attached to the outer surface of the bottom wall of the protection cover 2, so that when the driving assembly 4 drives the protection cover 2 to rotate around the vertical rotating shaft, the cleaning area of the cleaning piece 31 can cover the outer surface of the bottom wall of the protection cover 2 in a large range, namely, the cleaning piece 31 can efficiently clean dust or concrete particles attached to the outer surface of the bottom wall of the protection cover 2, so that the camera module 1 can stably and continuously perform normal monitoring.
In this embodiment, the module of making a video recording 1 accessible is made a video recording module fixing base fixed connection and is located the shaft part of protection casing 2 in vertical pivot.
In another embodiment, referring to fig. 2, the protective cover 2 is disc-shaped, the central axis of the protective cover 2 coincides with the rotation axis and is horizontally disposed, the peripheral wall of the protective cover 2 is a perspective area, the camera of the camera module 1 faces the peripheral wall of the protective cover 2, and the cleaning element 31 extends along the axial direction of the protective cover 2 and is attached to the outer surface of the peripheral wall of the protective cover 2.
In the practical application process, the support is including being the horizontal rotation shaft of level setting, and protection casing 2 cup joints and is provided with the bearing between this horizontal rotation shaft and protection casing 2 and the horizontal rotation shaft to make protection casing 2 can wind horizontal rotation shaft free rotation, the axis of horizontal rotation shaft coincides mutually with the central axis of protection casing 2, so make the central axis and the axis of rotation coincidence of protection casing 2 and be the level setting.
Understandably, the peripheral wall of the protective cover 2 is set as a perspective area, and the camera of the camera module 1 is over against the peripheral wall of the protective cover 2, so that the camera of the camera module 1 can perform camera monitoring on the external environment below the protective cover 2 through the peripheral wall of the protective cover 2; and the cleaning piece 31 extends along the axial direction of the protective cover 2 and is attached to the outer surface of the peripheral wall of the protective cover 2, so that when the driving assembly 4 drives the protective cover 2 to rotate around the horizontal rotating shaft, the cleaning area of the cleaning piece 31 can basically cover the outer surface of the peripheral wall of the protective cover 2, that is, the cleaning piece 31 can efficiently clean dust or concrete particles attached to the outer surface of the peripheral wall of the protective cover 2, so that the camera module 1 can stably and continuously perform normal monitoring.
In this embodiment, the camera module 1 can be fixedly connected to the shaft section of the horizontal rotating shaft in the protective cover 2 through the camera module fixing seat.
In one embodiment, referring to fig. 1, the shield wall of the shield 2 is formed with a serration along a circumferential direction of a rotation axis of the shield 2, the driving assembly 4 includes a driving motor 41 and a driving block 42 provided at an output shaft of the driving motor 41, and an outer circumferential wall of the driving block 42 is formed with a thread or a rack engaged with the serration.
In this embodiment, the driving assembly 4 further includes a motor fixing seat, the driving motor 41 is fixedly installed on the motor fixing seat, and the motor fixing seat is installed on the bracket.
It can be understood that the rotation of the driving block 42 driven by the output shaft of the driving motor 41 can drive the rotation of the protection cover 2 through the meshing action of the driving block 42 and the insection.
In an embodiment, referring to fig. 3, the serrations are formed on the inner surface of the protection cover 2, and the driving assembly 4 is accommodated in the protection cover 2, so that the overall structure of the monitoring device is more compact, and in addition, the driving assembly 4 is accommodated in the protection cover 2, and the protection cover 2 protects the driving assembly 4, thereby prolonging the service life of the driving assembly 4.
In another embodiment, as shown in fig. 1, the insection is formed on the outer surface of the shield 2, and the driving assembly 4 is disposed on the outside of the shield 2, such that the driving assembly 4 is disposed on the outside of the shield 2, thereby facilitating the repair or replacement of the driving assembly 4 by the service personnel.
In one embodiment, referring to fig. 1, the cleaning assembly 3 further includes a supporting plate 32 fixedly connected to the bracket, the cleaning element 31 is fixedly disposed on the supporting plate 32, and the cleaning element 31 is cotton cloth, a brush or a rubber sheet.
In this embodiment, the supporting plate 32 includes a connecting portion connected to the bracket and an extending portion connected to the connecting portion, the extending portion extends to a position adjacent to the perspective region of the protection cover 2 and is opposite to the perspective region of the protection cover 2, and the cleaning member 31 is mounted on the extending portion by a fixing connection method such as adhesion, sleeve joint, etc. to be attached to the outer surface of the perspective region.
In the present embodiment, the cleaning member 31 is one of cotton cloth, brush, and rubber, and can effectively clean dust or concrete particles attached to the outer surface of the see-through area of the protection cover 2.
In one embodiment, the cleaning assembly 3 comprises a plurality of cleaning pieces 31, the cleaning pieces 31 are attached to the outer surface of the perspective area at intervals, and the cleaning pieces 31 are arranged, so that the cleaning quality of one rotation period of the protection cover 2 can be effectively improved, and the cleaning efficiency is improved.
In an embodiment, referring to fig. 4, the monitoring device further includes an outer cover 5, the outer cover 5 is fixedly covered on the outer sides of the protective cover 2 and the cleaning element 31, and a see-through window 51 is opened on the wall of the outer cover 5, the see-through window 51 directly faces the camera of the camera module 1, that is, the see-through window 51 is opposite to the see-through area of the protective cover 2 and directly faces the camera of the camera module 1, so as to set the outer cover 5 to protect the protective cover 2 and the cleaning element 31, so as to isolate most of dust and concrete particles, the dust and concrete particles can only pass through the small area of the outer surface of the see-through window 51, and the cleaning element 31 can easily clean, thereby greatly improving the cleaning quality and effect.
The invention also provides a pump truck, which comprises the hopper and the monitoring device. The concrete structure of the monitoring device refers to the above embodiments, and since the pump truck adopts all technical solutions of all the above embodiments, all beneficial effects brought by the technical solutions of the above embodiments are at least achieved, and are not repeated herein.
In this embodiment, monitoring device installs in the hopper through the support, the camera of module 1 of making a video recording is just to the hopper, concretely, monitoring device installs in the edge of the feed inlet of hopper through the support, and the camera of module 1 of making a video recording is just to the inner chamber of hopper, so, can monitor the operating mode in the inner chamber of hopper in real time through the camera of module 1 of making a video recording, and monitoring device's protection casing 2 and clean subassembly 3 can keep the camera of module 1 of making a video recording to be in clean noiseless state for a long time, the reliability and the accuracy of control have been guaranteed.
In this embodiment, the monitoring device is electrically connected with the control system of the pump truck, and the drive assembly 4 of the monitoring device can be controlled by the control system of the pump truck, so that the drive assembly 4 drives the protective cover 2 to rotate according to the control instruction to clean.
The invention further provides a control method of the monitoring device of the embodiment, and the monitoring device is applied to the pump truck.
In one embodiment, the control method comprises the steps of:
acquiring and judging the running state of the pump truck;
if the pump truck has pumping reversing, the driving assembly 4 is controlled to drive the protective cover 2 to continuously rotate for a preset time.
Understandably, in the whole operation process of the pump truck, when the pumping reversing occurs, the concrete material is easy to splash, at the moment, the degree of the pollution of the outer surface of the protective cover 2 covered by the concrete material is the most serious, in other words, the time when the protective cover 2 needs to be cleaned when the pumping reversing occurs, the protective cover 2 can be cleaned effectively in a targeted manner by the control method, the condition that the pumping reversing occurs to the pump truck is ensured, the camera module 1 can still keep clear and accurate monitoring, and the cleaning quality and effect are improved.
In one embodiment, after the operation state of the pump truck is obtained and judged, the control method further includes: if the pump truck generates reverse pumping, the control driving assembly 4 drives the protective cover 2 to continuously rotate until the reverse pumping is finished.
Understandably, in the whole operation process of the pump truck, when the pump reversal occurs, the concrete material is easy to splash, at the moment, the degree of the pollution of the outer surface of the protective cover 2 covered by the concrete material is the most serious, in other words, the time when the protective cover 2 needs to be cleaned when the pump reversal occurs, the protective cover 2 can be cleaned effectively in a targeted mode through the control method, the camera module 1 can still keep clear and accurate monitoring when the pump truck is ensured to be pumped and reversed, and the cleaning quality and effect are improved.
Further, the control method further comprises the step of controlling the driving assembly 4 to drive the protective cover 2 to rotate according to a preset time interval when the pump truck is in the running state without pumping reversing or reverse pumping, so that the protective cover 2 can be kept in a relatively clean state, and the normal monitoring of the camera module 1 is ensured.
In practical application, the specific operation logic and control method of the monitoring device are as follows:
the method comprises the steps of starting a pump truck, starting a monitoring device, acquiring and judging the running state of the pump truck in real time through a control system of the pump truck, judging whether the pump truck has reverse pump or not, if so, controlling a driving assembly 4 to drive a protective cover 2 to continuously rotate until the reverse pump is finished, if not, judging whether the pump truck has pumping reversing or not, if so, controlling the driving assembly 4 to drive the protective cover 2 to continuously rotate for a first preset time length, if not, judging whether a timing pulse is received, if so, controlling the driving assembly 4 to drive the protective cover 2 to continuously rotate for a second preset time length, returning to the step of judging whether the pump truck has reverse pump or not after the driving assembly 4 drives the protective cover 2 to rotate, continuously circulating, namely, automatically and intermittently cleaning the monitoring device, greatly reducing the pollution probability of a camera module 1, and having good cleaning effect, the energy consumption of the monitoring device and the loss of a mechanical structure are reduced, the service life is prolonged, and the cost is reduced.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable manner without contradiction, and the invention is not described in any way for the possible combinations in order to avoid unnecessary repetition.
In addition, any combination of the various embodiments of the present invention is also possible, and the same should be considered as the disclosure of the present invention as long as it does not depart from the spirit of the present invention.

Claims (12)

1. A monitoring device, characterized in that the monitoring device comprises:
a support;
the camera module (1) is arranged on the bracket;
the protective cover (2) is rotatably arranged on the support and covers the outer side of the camera module (1), and the cover wall of the protective cover (2) is provided with a transparent perspective area opposite to the camera of the camera module (1);
the cleaning assembly (3) is fixedly arranged on the support, the cleaning assembly (3) comprises a cleaning piece (31), the cleaning piece (31) is attached to the outer surface of the perspective area, and the projections of the cleaning piece (31) and the camera of the camera module (1) in the perspective area are staggered; and
the driving assembly (4) is used for driving the protective cover (2) to rotate, so that the cleaning piece (31) cleans the outer surface of the perspective area.
2. The monitoring device according to claim 1, wherein the protective hood (2) is disc-shaped, a central axis of the protective hood (2) coincides with a rotation axis and is vertically disposed, a bottom wall of the protective hood (2) is the perspective area, the camera module (1) is spaced from the central axis and a camera of the camera module (1) faces the bottom wall of the protective hood (2), and the cleaning element (31) extends along a radial direction of the protective hood (2) and is attached to an outer surface of the bottom wall of the protective hood (2).
3. The monitoring device according to claim 1, wherein the protective cover (2) is disc-shaped, a central axis of the protective cover (2) coincides with a rotation axis and is horizontally disposed, a peripheral wall of the protective cover (2) is the perspective area, a camera of the camera module (1) faces the peripheral wall of the protective cover (2), and the cleaning element (31) extends along an axial direction of the protective cover (2) and is attached to an outer surface of the peripheral wall of the protective cover (2).
4. A monitoring device according to claim 1, wherein the shield wall of the shield (2) is formed with a serration along the circumference of the rotation axis of the shield (2), and the driving assembly (4) comprises a driving motor (41) and a driving block (42) provided to an output shaft of the driving motor (41), and an outer circumferential wall of the driving block (42) is formed with a thread or a rack engaged with the serration.
5. A monitoring device according to claim 4, characterized in that the toothing is formed on an inner surface of the protective cover (2), the drive assembly (4) being accommodated inside the protective cover (2).
6. A monitoring device according to claim 4, characterised in that the insection is formed on an outer surface of the protective cover (2), the drive assembly (4) being provided on the outside of the protective cover (2).
7. A monitoring device according to any one of claims 1 to 7, characterised in that the cleaning assembly (3) further comprises a support plate (32) fixedly connected to the support, the cleaning member (31) being fixedly arranged on the support plate (32), the cleaning member (31) being a cotton cloth, a brush or a rubber.
8. A monitoring device according to any one of claims 1-7, characterised in that the cleaning assembly (3) comprises a plurality of said cleaning members (31), a plurality of said cleaning members (31) being attached at intervals to the outer surface of the see-through area.
9. The monitoring device according to any one of claims 1 to 7, further comprising a cover (5), wherein the cover (5) is fixed on the outer side of the protective cover (2) and the cleaning member (31), and a perspective window (51) is opened on the wall of the cover (5), and the perspective window (51) faces the camera of the camera module (1).
10. A pump truck, characterized in that it comprises a hopper and a monitoring device according to any one of claims 1 to 9, said monitoring device being mounted to said hopper by means of said bracket, said camera of said camera module (1) being directed towards said hopper.
11. A control method of the monitoring device according to any one of claims 1 to 9, which is applied to a pump truck, characterized by comprising:
acquiring and judging the running state of the pump truck;
and if the pump truck has pumping reversing, controlling the driving assembly (4) to drive the protective cover (2) to continuously rotate for a preset time.
12. The control method of the monitoring device according to claim 11, wherein after acquiring and judging the operation state of the pump truck, the control method further comprises:
if the pump truck has reverse pumping, the driving assembly (4) is controlled to drive the protective cover (2) to continuously rotate until the reverse pumping is finished.
CN202210074578.6A 2022-01-21 2022-01-21 Monitoring device, control method thereof and pump truck Pending CN114584741A (en)

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Application Number Priority Date Filing Date Title
CN202210074578.6A CN114584741A (en) 2022-01-21 2022-01-21 Monitoring device, control method thereof and pump truck

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Application Number Priority Date Filing Date Title
CN202210074578.6A CN114584741A (en) 2022-01-21 2022-01-21 Monitoring device, control method thereof and pump truck

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Publication Number Publication Date
CN114584741A true CN114584741A (en) 2022-06-03

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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Application publication date: 20220603