Monitoring device for monitoring overhead working truck

Abstract

The utility model relates to a monitoring device for monitoring an overhead working truck, and belongs to the technical field of monitoring device production. Comprising a supporting adapter plate installed on a first section arm of a telescopic main arm of the overhead working truck, and further comprises a driver capable of changing the overturning angle of a camera shooting mechanism installation plate, the driver is connected between the camera shooting mechanism installation plate and the supporting adapter plate, and the driver enables the angle between the camera shooting mechanism installation plate and the supporting adapter plate to be changed. And a camera mechanism is mounted on the upper surface of the camera mechanism mounting plate. Compared with the prior art, the monitoring device for monitoring the overhead working truck has the advantages that the camera shooting mechanism is installed on the first section arm of the telescopic main arm of the overhead working truck, the camera shooting mechanism can conduct real-time video monitoring on the operation state of the telescopic arm, an operator can conveniently and visually observe the operation state, and the working efficiency is improved. Potential safety hazards can be found in time so as to avoid accidents.

Description

Technical Field

[0001] The utility model relates to a monitoring device for monitoring an aerial work vehicle, and belongs to the technical field of monitoring device production. Background Art

[0002] Aerial work vehicles refer to special vehicles used to transport workers and equipment to the site and perform aerial work. Their main structures include hydraulic chassis, lifting mechanism, manned mechanism and other main components. When the entire work vehicle is working, the driver is equipped with operating devices in the work bucket and on the slewing seat to remotely control the start / stop and high / low speed of the engine. The electro-hydraulic proportional valve is used to control the movement of the arm, which has good stability. The working arm can rotate 360° left and right continuously, and the connecting rod mechanism automatically maintains the level of the working tank. When the main pump fails, the emergency pump can be operated to lower the working tank. It has night lighting and can lift heavy objects. The legs of the vehicle are separated and adjustable, and the whole vehicle can be leveled on uneven roads.

[0003] The patent application with patent number 201120328283.4 discloses a miniature folding self-propelled aerial work vehicle, which can effectively solve the problems that the lifting arm cannot be freely extended and retracted, the operation is inconvenient, the size is large and the limitations are strong. There is a body support on the crawler walking device, and there is a rotary reducer on the body support. There is a telescopic arm and a first hydraulic cylinder on the slewing body on the upper part of the rotary reducer. The telescopic arm is connected to the first hydraulic cylinder, and the legs are symmetrically installed on the body support. The legs are connected to the second hydraulic cylinder, and the second hydraulic cylinder is fixed on the body support. A gasoline engine is installed at the front section of the body support, and the gasoline engine is respectively connected to the first hydraulic cylinder, the second hydraulic cylinder, and the gearbox. The gearbox is connected to the crawler walking device, and the front section of the telescopic arm is movably connected to the aerial work platform. The utility model is a fully automatic telescopic arm type, which can rotate freely, has a small size, a light weight, and is flexible to move. It can effectively solve the problem that ordinary aerial work vehicles cannot work safely in a small space.

[0004] Although the above patent can realize the function of high-altitude operation, the current technical considerations are not comprehensive and have the following disadvantages: among many protections, real-time video monitoring of the operating status of the telescopic arm is a prerequisite for realizing many protections. At present, it is impossible to clearly understand the real-time information of the working status of the telescopic arm.

[0005] In order to solve one of the above problems, a monitoring device for monitoring an aerial work vehicle is urgently needed. Utility Model Content

[0006] In view of the above deficiencies in the prior art, the technical problem to be solved by the present invention is: how to achieve real-time video monitoring of the operating status of the telescopic arm to facilitate intuitive observation by the operator, and to provide a monitoring device for monitoring an aerial work vehicle.

[0007] The monitoring device for monitoring aerial work vehicles described in the utility model includes a support adapter plate installed on the first arm section of the telescopic main arm of the aerial work vehicle, and is characterized in that it also includes a driver capable of changing the flip angle of a camera mechanism mounting plate, the driver being connected between the camera mechanism mounting plate and the support adapter plate, the driver changing the angle between the camera mechanism mounting plate and the support adapter plate, and a camera mechanism being installed on the upper surface of the camera mechanism mounting plate.

[0008] Preferably, the support adapter plate is a rectangular plate A, vertical connecting plates A are welded on both sides of the rectangular plate A, a connecting plate B corresponding to the connecting plate A is welded on the first section arm, and the connecting plate B is connected to the connecting plate A through connecting bolts to realize the detachable connection of the camera mechanism.

[0009] Preferably, the driver rotates the camera mechanism mounting plate from a horizontal state to a vertical state or from a vertical state to a horizontal state, and the rotation angle is 90 degrees.

[0010] Preferably, the driver includes a first screw rod and a second screw rod parallel to each other, the two ends of the first screw rod are respectively mounted on the upper surface of the support adapter plate through corresponding rotation support seats A, the two ends of the second screw rod are respectively mounted on the upper surface of the support adapter plate through corresponding rotation support seats B, a driving reduction motor for driving the second screw rod to rotate is mounted on the upper surface of the support adapter plate, a power output shaft of the driving reduction motor is transmission-connected to one end of the second screw rod, a synchronous pulley B is mounted on the other end of the second screw rod, a synchronous pulley A is mounted on one end of the first screw rod, and the synchronous pulley A and the synchronous pulley B are The two screws are connected by a synchronous belt transmission, and the first screw rod and the second screw rod are respectively threaded with a screw nut A and a screw nut B, and the lower surfaces of the screw nut A and the screw nut B are both set to planes that slide with the upper surface of the support adapter plate to limit the rotation of the screw nut A and the screw nut B relative to the support adapter plate, and one end of the camera mechanism mounting plate is respectively hinged to the screw nut A and the screw nut B, and the two sides of the camera mechanism mounting plate are respectively hinged with a flip traction rod, and the other end of the flip traction rod is vertically connected to a hinged connecting rod, and the other end of the hinged connecting rod is hinged to a hinged seat on the upper surface of the camera mechanism mounting plate.

[0011] Preferably, the flip traction rod and the hinged connecting rod are integrally formed and are both strip-shaped plate structures.

[0012] Preferably, the camera mechanism mounting plate is a rectangular plate B, one end of which is provided with hinged ear plates for hinged connection with the screw nut A and the screw nut B respectively, and one end of the flip traction rod is hinged to the middle part of the side of the rectangular plate B through a pin shaft.

[0013] Preferably, a detachable outer cover is buckled on the support adapter plate, and the camera mechanism, the camera mechanism mounting plate, and the driver are all accommodated in the inner cavity of the detachable outer cover. The design of the detachable outer cover allows the camera mechanism to be stored in the detachable outer cover when the camera mechanism mounting plate is in a non-working state, thereby protecting the camera mechanism. When the telescopic main arm of the aerial work vehicle needs to be monitored, the detachable outer cover is removed, and then the device is switched from the non-working state to the working state.

[0014] Preferably, the camera mechanism includes a camera, which is installed in the middle of the camera mechanism, and the shooting direction is perpendicular to the camera mechanism. This application is only used for image acquisition, and the camera is connected to an existing image processing and display device.

[0015] Compared with the prior art, the utility model has the following beneficial effects:

[0016] The monitoring device for monitoring the aerial work vehicle described in the utility model can perform real-time video monitoring of the operating status of the telescopic arm by installing a camera mechanism on the first arm section of the telescopic main arm of the aerial work vehicle, so as to facilitate the operator to observe intuitively and discover potential safety hazards in time to avoid accidents.

[0017] The monitoring device for monitoring aerial work vehicles described in the utility model has a driver that realizes adjustment of the camera mechanism angle, so that it has a wider monitoring field of view, and the driver realizes switching of the camera mechanism between a working state and a non-working state. In the non-working state, the space occupied by the camera mechanism mounting plate and the driver is reduced.

[0018] The monitoring device for monitoring aerial work vehicles described in the utility model has the moving directions and speeds of the screw nut A and the screw nut B kept synchronous. When the screw nut A and the screw nut B move, the camera mechanism mounting plate is driven to flip under the combined action of the flip traction rod. The camera mechanism mounting plate rotates with the camera mechanism from a non-working state to a working state, and the adjustment is convenient.

[0019] The monitoring device for monitoring aerial work vehicles described in the utility model is designed with a detachable outer cover, which can store the camera mechanism in the detachable outer cover when the camera mechanism mounting plate is in a non-working state, thereby protecting the camera mechanism. When the telescopic main arm of the aerial work vehicle needs to be monitored, the detachable outer cover is removed, and then the device is switched from the non-working state to the working state. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following is a brief introduction to the drawings required for the specific embodiments or the description of the prior art. In all the drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn according to the actual scale.

[0021] Figure 1 The structure of the utility model is shown in FIG. Figure 1 ;

[0022] Figure 2 The structure of the utility model is shown in FIG. Figure 2 ;

[0023] Figure 3 is a distribution diagram of the first screw rod and the second screw rod;

[0024] Figure 4 The figure shows the installation of the removable cover.

[0025] In the figure: 1. Support adapter plate 1.1, connecting plate A 1.2, connecting plate B 1.3, connecting bolt 2, camera mechanism 3, camera mechanism mounting plate 4, driver 4.1, first screw rod 4.2, second screw rod 4.3, driving reduction motor 4.4, screw nut A 4.5, screw nut B 4.6, synchronous pulley A 4.7, synchronous pulley B 4.8, synchronous belt 4.9, flip traction rod 4.10, articulated connecting rod 5, detachable outer cover 6, telescopic main arm of aerial work vehicle. DETAILED DESCRIPTION

[0026] The utility model is further described below in conjunction with the accompanying drawings: The utility model is further illustrated below through specific embodiments, but is not intended to limit the utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the invention should be included in the protection scope of the utility model.

[0027] Embodiment 1, as Figure 1-2 As shown, the monitoring device for monitoring an aerial work vehicle comprises a support adapter plate 1 installed on the first arm section of the telescopic main arm of the aerial work vehicle, and also comprises a driver 4 capable of changing the flip angle of a camera mechanism mounting plate 3, wherein the driver 4 is connected between the camera mechanism mounting plate 3 and the support adapter plate 1, and the driver 4 changes the angle between the camera mechanism mounting plate 3 and the support adapter plate 1, wherein a camera mechanism 2 is installed on the upper surface of the camera mechanism mounting plate 3.

[0028] By installing a camera mechanism 2 on the first section of the telescopic main arm of the aerial work vehicle, the camera mechanism 2 can perform real-time video monitoring of the operating status of the telescopic arm, which is convenient for the operator to observe intuitively and find safety hazards in time to avoid accidents. The driver 4 realizes the adjustment of the angle of the camera mechanism 2, so that it has a wider monitoring field of view. The driver 4 realizes the switching of the camera mechanism 2 between the working state and the non-working state. In the non-working state, the space occupied by the camera mechanism mounting plate 3 and the driver 4 is reduced.

[0029] Embodiment 2, as Figure 1-2 As shown, the monitoring device for monitoring an aerial work vehicle comprises a support adapter plate 1 installed on the first arm section of the telescopic main arm of the aerial work vehicle, and also comprises a driver 4 capable of changing the flip angle of a camera mechanism mounting plate 3, wherein the driver 4 is connected between the camera mechanism mounting plate 3 and the support adapter plate 1, and the driver 4 changes the angle between the camera mechanism mounting plate 3 and the support adapter plate 1, wherein a camera mechanism 2 is installed on the upper surface of the camera mechanism mounting plate 3.

[0030] Furthermore, the support adapter plate 1 is a rectangular plate A, vertical connecting plates A1.1 are welded on both sides of the rectangular plate A, a connecting plate B1.2 corresponding to the connecting plate A1.1 is welded on the first arm, and the connecting plate B1.2 is connected to the connecting plate A1.1 by connecting bolts 1.3 to realize the detachable connection of the camera mechanism 2.

[0031] Furthermore, the driver 4 rotates the camera mechanism mounting plate 3 from a horizontal state to a vertical state or from a vertical state to a horizontal state, and the rotation angle is 90 degrees.

[0032] Further, refer to Figure 3The driver 4 includes a first screw rod 4.1 and a second screw rod 4.2 which are parallel to each other. Both ends of the first screw rod 4.1 are respectively mounted on the upper surface of the support adapter plate 1 through corresponding rotation support seats A. Both ends of the second screw rod 4.2 are respectively mounted on the upper surface of the support adapter plate 1 through corresponding rotation support seats B. A driving reduction motor 4.3 for driving the second screw rod 4.2 to rotate is mounted on the upper surface of the support adapter plate 1. The power output shaft of the driving reduction motor 4.3 is transmission-connected to one end of the second screw rod 4.2. A synchronous pulley B4.7 is mounted on the other end of the second screw rod 4.2. A synchronous pulley A4.6 is mounted on one end of the first screw rod 4.1. The synchronous pulley A4.6 and the synchronous pulley B4.7 are connected via a synchronous The step belt 4.8 is used for transmission connection, and the first screw rod 4.1 and the second screw rod 4.2 are respectively threaded with a screw nut A4.4 and a screw nut B4.5, and the lower surfaces of the screw nut A4.4 and the screw nut B4.5 are both set to be planes that cooperate and slide with the upper surface of the support adapter plate 1 to limit the rotation of the screw nut A4.4 and the screw nut B4.5 relative to the support adapter plate 1, and one end of the camera mechanism mounting plate 3 is respectively hinged to the screw nut A4.4 and the screw nut B4.5, and the two sides of the camera mechanism mounting plate 3 are respectively hinged with a flip traction rod 4.9, and the other end of the flip traction rod 4.9 is vertically connected to a hinged connecting rod 4.10, and the other end of the hinged connecting rod 4.10 is hinged to the hinge seat on the upper surface of the camera mechanism mounting plate 3.

[0033] By controlling the forward transmission of the driving reduction motor 4.3, the driving reduction motor 4.3 drives the second screw 4.2 to rotate, and the second screw 4.2 cooperates with the screw nut B4.5 to drive the screw nut B4.5 to approach the driving reduction motor 4.3. At the same time, the second screw 4.2 drives the first screw 4.1 to rotate through the synchronous pulley B4.7, the synchronous belt 4.8, and the synchronous pulley A4.6. The first screw 4.1 cooperates with the screw nut A4.4 to drive the screw nut A4.4 to move along the first screw 4.1 away from the synchronous pulley A4.6. The moving directions and speeds of the screw nut A4.4 and the screw nut B4.5 are synchronized. When the screw nut A4.4 and the screw nut B4.5 move, under the joint action of the flip traction rod 4.9, the camera mechanism mounting plate 3 is driven to flip, and the camera mechanism mounting plate 3 brings the camera mechanism 2 from Figure 1 The state rotates to Figure 2 The state of the camera mechanism 2 can be controlled by controlling the driving reduction motor 4.3 to reversely transmit. Figure 2 The state rotates to Figure 1 status.

[0034] Furthermore, the flip traction rod 4.9 and the hinged connecting rod 4.10 are integrally formed, and both are strip-shaped plate structures.

[0035] Furthermore, the camera mechanism mounting plate 3 is a rectangular plate B, one end of which is provided with hinged ear plates for hinged connection with the screw nut A4.4 and the screw nut B4.5 respectively, and one end of the flip traction rod 4.9 is hinged to the middle part of the side of the rectangular plate B through a pin shaft.

[0036] Furthermore, a detachable outer cover 5 is buckled on the support adapter plate 1, and the camera mechanism 2, the camera mechanism mounting plate 3, and the driver 4 are all accommodated in the inner cavity of the detachable outer cover 5. Figure 4 The design of the detachable outer cover 5 is that when the camera mechanism mounting plate 3 is in Figure 1 When the aerial work vehicle is in telescopic state, the camera mechanism 2 can be stored in the detachable outer cover 5 to protect the camera mechanism 2. When the aerial work vehicle telescopic main arm needs to be monitored, the detachable outer cover 5 is removed, and then the device is automatically Figure 1 The status changes to Figure 2 state.

[0037] Furthermore, the camera mechanism 2 includes a camera, which is installed in the middle of the camera mechanism 2, and the shooting direction is perpendicular to the camera mechanism 2. This application is only used for image acquisition, and the camera is connected to the existing image processing and display equipment.

[0038] The monitoring device for monitoring the aerial work vehicle described in the utility model can perform real-time video monitoring of the operating status of the telescopic arm by installing a camera mechanism on the first arm section of the telescopic main arm of the aerial work vehicle, so as to facilitate the operator to observe intuitively and discover potential safety hazards in time to avoid accidents.

[0039] The monitoring device for monitoring aerial work vehicles described in the utility model has a driver that realizes adjustment of the camera mechanism angle, so that it has a wider monitoring field of view, and the driver realizes switching of the camera mechanism between a working state and a non-working state. In the non-working state, the space occupied by the camera mechanism mounting plate and the driver is reduced.

[0040] The monitoring device for monitoring aerial work vehicles described in the utility model has the moving directions and speeds of the screw nut A and the screw nut B kept synchronous. When the screw nut A and the screw nut B move, the camera mechanism mounting plate is driven to flip under the combined action of the flip traction rod. The camera mechanism mounting plate rotates with the camera mechanism from a non-working state to a working state, and the adjustment is convenient.

[0041] The monitoring device for monitoring aerial work vehicles described in the utility model is designed with a detachable outer cover, which can store the camera mechanism in the detachable outer cover when the camera mechanism mounting plate is in a non-working state, thereby protecting the camera mechanism. When the telescopic main arm of the aerial work vehicle needs to be monitored, the detachable outer cover is removed, and then the device is switched from the non-working state to the working state.

[0042] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the present invention. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the present utility model is defined by the attached claims and their equivalents.

[0043] The matters not described in detail in the present invention are all known technologies to those skilled in the art.

Claims

1. A monitoring device for monitoring an aerial work vehicle, comprising a support adapter plate mounted on the first section of a telescopic main arm of the aerial work vehicle, characterized in that: It also includes a driver capable of changing the flip angle of the camera mechanism mounting plate, the driver being connected between the camera mechanism mounting plate and the support adapter plate, the driver causing the angle between the camera mechanism mounting plate and the support adapter plate to change, and the camera mechanism being mounted on the upper surface of the camera mechanism mounting plate.

2. The monitoring device for monitoring an aerial work vehicle according to claim 1, characterized in that: The support adapter plate is a rectangular plate A, and vertical connecting plates A are welded on both sides of the rectangular plate A. A connecting plate B corresponding to the connecting plate A is welded on the first section arm, and the connecting plate B is connected to the connecting plate A through connecting bolts.

3. The monitoring device for monitoring an aerial work vehicle according to claim 2, characterized in that: The driver rotates the camera mechanism mounting plate from a horizontal state to a vertical state or from a vertical state to a horizontal state, and the rotation angle is 90 degrees.

4. The monitoring device for monitoring an aerial work vehicle according to claim 3, characterized in that: The driver includes a first screw rod and a second screw rod parallel to each other, both ends of the first screw rod are respectively mounted on the upper surface of the support adapter plate through corresponding rotation support seats A, and both ends of the second screw rod are respectively mounted on the upper surface of the support adapter plate through corresponding rotation support seats B, and a driving reduction motor for driving the second screw rod to rotate is installed on the upper surface of the support adapter plate, and a power output shaft of the driving reduction motor is transmission-connected to one end of the second screw rod, and a synchronous pulley B is installed at the other end of the second screw rod, and a synchronous pulley A is installed at one end of the first screw rod, and a synchronous pulley A is installed between the synchronous pulley A and the synchronous pulley B The first screw rod and the second screw rod are connected through a synchronous belt drive, and a screw nut A and a screw nut B are respectively threadedly connected. The lower surfaces of the screw nut A and the screw nut B are both set to be planes that slide with the upper surface of the support adapter plate to limit the rotation of the screw nut A and the screw nut B relative to the support adapter plate. One end of the camera mechanism mounting plate is hinged to the screw nut A and the screw nut B respectively, and a flip traction rod is hinged on both sides of the camera mechanism mounting plate respectively, and the other end of the flip traction rod is vertically connected to a hinged connecting rod, and the other end of the hinged connecting rod is hinged to a hinged seat on the upper surface of the camera mechanism mounting plate.

5. The monitoring device for monitoring an aerial work vehicle according to claim 4, characterized in that: The flip traction rod and the hinged connecting rod are integrally formed and are both strip-shaped plate structures.

6. The monitoring device for monitoring an aerial work vehicle according to claim 5, characterized in that: The camera mechanism mounting plate is a rectangular plate B, one end of which is provided with hinged ear plates for hinged connection with the screw nut A and the screw nut B respectively. One end of the flip traction rod is hinged to the middle part of the side of the rectangular plate B through a pin shaft.

7. The monitoring device for monitoring an aerial work vehicle according to claim 6, characterized in that: A detachable outer cover is buckled on the support adapter plate, and the camera mechanism, the camera mechanism mounting plate, and the driver are all accommodated in the inner cavity of the detachable outer cover.

8. The monitoring device for monitoring an aerial work vehicle according to claim 7, characterized in that: The camera mechanism comprises a camera, which is installed in the middle of the camera mechanism, and the shooting direction is perpendicular to the camera mechanism.

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