67results about How to "Adjustable installation angle" patented technology

The invention relates to the technical field of photovoltaic flexible supports, in particular to a photovoltaic flexible support with a safety protection function. Comprising two supporting column structures, the upper ends of the two supporting column structures are fixedly connected with supporting top plates, the supporting top plates are rotationally connected with adjusting supports, angle adjusting springs are installed between the adjusting supports and the supporting top plates, one sides of the two supporting top plates are rotationally connected with windward plates, and the windward plates are connected with rotation limiting structures. A fixed tensioning cable and an adjusting tensioning cable are connected between the two adjusting supports, and a photovoltaic panel is installed between the fixed tensioning cable and the adjusting tensioning cable. The problem that when air at a certain rate blows over the photovoltaic panel, thrust in the horizontal direction is generated on the windward side of the photovoltaic panel, and the photovoltaic panel is prone to being damaged is effectively solved. The device is convenient to use, the mounting angle of the photovoltaic panel can be automatically adjusted according to the wind power, so that the influence of the wind power on the photovoltaic panel is reduced, the angle of the photovoltaic panel is adjusted through the gravity of water, and energy is saved.

The invention discloses remote control type telescopic long-arm glass wiping equipment with a spraying and hot air structure, and belongs to the technical field of wiping tools. The remote control type telescopic long-arm glass wiping equipment comprises a base, a rotary table is arranged on the base, a mechanical arm is arranged on the rotary table, a mounting seat is arranged at the top end of the mechanical arm, and the mounting seat comprises an outer shell; a movable groove is formed in the end face of the outer shell, and a clamping assembly is arranged in an inner cavity of the outer shell. The clamping assembly comprises a fourth motor and a clamp. According to the glass cleaning device, atomized liquid drops are sprayed to the surface of glass through the atomization spray head, the cleaning cloth is clamped through the clamp, the to-be-cleaned position on the glass is cleaned through cooperation of the rotary table and the mechanical arm, after cleaning, hot air is sprayed to the surface of the glass through the hot air blower, drying of the surface of the glass is achieved, and therefore water on the surface of the glass is removed; and the situation that an operator needs to additionally wipe the surface of the glass is avoided.

The invention discloses a positioning device and method for corrugated steel web installation, and the positioning device comprises an angle adjusting assembly, a width adjusting assembly, a spacing adjusting and fixing assembly, a corrugated steel web concave part fixing assembly, a corrugated steel web side face fixing assembly and a supporting plate. Two first hydraulic rods are fixedly connected to the upper side of the supporting plate, first connecting plates are hinged to the two sides of the upper ends of telescopic shafts of the two first hydraulic rods correspondingly, the other ends of the first connecting plates are hinged to the middle of second connecting plates, and the two sides of the supporting plate are hinged to one ends of the second connecting plates correspondingly. The ends of the two second connecting plates on the same side are fixedly connected with transverse plates correspondingly, and the width adjusting assembly comprises two pairs of second hydraulic rods. The positions of the first electromagnet, the second electromagnet and the third electromagnet can be adjusted according to corrugated steel webs of different specifications, the corrugated steel webs are magnetically adsorbed and fixed, and the mounting angle and width of the two corrugated steel webs can also be adjusted.

The utility model relates to the technical field of switch cabinet conducting bars, in particular to a switch cabinet conducting bar structure which comprises a copper box, the front end face of the copper box is in sliding connection with a first conducting bar, the rear end face of the copper box is in sliding connection with a second conducting bar, and the two ends of the first conducting bar are provided with through first mounting holes. One side of the first conducting bar is connected with a first copper plate, one side of the second conducting bar is connected with a second copper plate, the length of the conducting bars of the switch cabinet can be increased by respectively pulling the first conducting bar and the second conducting bar in the copper box, and then the cover plate can be used for sealing the copper box. Therefore, the conducting bar with the adjustable length can adapt to different use scenes, the applicability of the conducting bar of the switch cabinet is improved, the movable conducting bar at the telescopic seat is rotationally adjusted to a certain angle, and the two elastic limiting rods are clamped into the grooves of the round seat to fix the whole movable conducting bar, so that the switch cabinet conducting bar is convenient to use. Therefore, the installation angle of the conducting bar structure can be adjusted.

The utility model provides a tamping device for electric power construction, and relates to the field of electric power construction. Comprising a tamping machine body and supporting bases arranged on the two sides of the tamping machine body, the tamping machine body comprises a machine base and a tamping mechanism, and the tamping mechanism is arranged in the center of the machine base; the supporting base comprises a supporting plate and an adjustable bottom plate. The supporting plate is vertically arranged on the side wall of the machine base in a sliding mode, and a plurality of elastic supporting columns are arranged between the supporting plate and the bottom of the machine base. A driving piece is arranged on the machine base and used for driving the supporting plate to vertically slide; the adjustable bottom plate is arranged at the bottom of the supporting plate in a universal rotating mode and is fixed to the supporting plate and the ground through a locking structure. The height of the supporting seats on the two sides of the tamping machine body can be adjusted, the mounting angle of the adjustable bottom plate can be adjusted, the perpendicularity of the tamping machine body and the horizontal plane is guaranteed, accordingly, the tamping machine adapts to the uneven bottom face, and the overall stability is guaranteed.

The utility model belongs to the technical field of medical instruments, particularly relates to an operation and transfer dual-purpose sickbed for gynaecology and obstetrics patients, and provides the following scheme aiming at the problem that part of existing gynaecology and obstetrics sickbeds are not suitable for operations in the actual use process: the gynaecology and obstetrics dual-purpose sickbed comprises a bedstead, the moving wheels are fixedly mounted below the bed frame; the bed plate is arranged on the top end surface of the bed frame; the bed board comprises a fixed bed board and a connecting bed body, head adjusting assemblies are arranged at the two ends of one side of the fixed bed board, and a mounting structure is arranged at one end of each head adjusting assembly. The hydraulic cylinders push the connecting rods to move at the sliding rails, and the connecting rods move to drive the fixing rods on the two sides of the connecting rods and the connecting frames on the outer sides of the fixing rods to push one side of the bed board, so that the front board can be pushed through the connecting frames to be adjusted, and the supporting frames can be installed through the bearing rods; and the leg supporting plate is installed to achieve the leg supporting effect of the patient in the obstetrics and gynecology department.

The utility model discloses a photovoltaic power generation panel supporting structure which comprises a bottom plate and a photovoltaic power generation panel body placed on the bottom plate, and one side of the bottom plate is fixedly connected with a supporting plate. Two fixing seats are symmetrically and fixedly connected to the bottom of the bottom plate, a synchronous screw driving assembly is jointly installed between the two fixing seats, and two movable ends of the synchronous screw driving assembly are jointly and rotationally connected with two connecting rod assemblies. According to the utility model, the supporting plate, the fixing seat, the synchronous screw driving assembly, the connecting rod assembly and the inclined plane pressing seat are arranged to replace an original bolt structure, and when the photovoltaic power generation panel is disassembled and assembled, only the synchronous screw driving assembly needs to be driven to operate, so that the disassembly and assembly of the photovoltaic power generation panel are simpler and quicker, and the disassembly and assembly difficulty is reduced; and through the arrangement of a fixing plate, a supporting rod, a mounting seat and a telescopic frame, the mounting angle of the photovoltaic power generation panel can be adjusted, so that the actual use requirement is met.

The present invention relates to the technical field of solar water heaters, and specifically discloses a solar water heater with a split component, including a water storage tank, a vacuum heat collecting tube and a circulating water tower, wherein the vacuum heat collecting tube is symmetrically connected to the lower side of the water storage tank at equal intervals: it also includes: a fixed side plate, wherein the fixed side plate is fixedly connected to the lower side of the water storage tank, and the fixed side plate is located outside the edge of the vacuum heat collecting tube, and the inner side of the bottom end of the fixed side plate is connected with a tail plate; a bracket, wherein the bracket is fixedly connected to the inner side of the tail end of the fixed side plate, and the bracket is located at the end of the vacuum heat collecting tube, and is used for the insertion and limiting of the vacuum heat collecting tube. The solar water heater with a split component adopts a rotatable photovoltaic panel for use, can be installed in an assembled manner, and can be used for protection or power generation, thereby increasing the functionality of the water heater, and can selectively use a bracket to adapt to installation in different positions, and can regulate the use of the water heater.

The utility model discloses a novel multifunctional in-wall faucet which comprises a water outlet connecting pipe, a water inlet connector is arranged on the inner side of the rear end of the water outlet connecting pipe in a sleeved mode, a locking screw abutting against the water inlet connector is installed on the outer side of the rear portion of the water outlet connecting pipe, and a water distribution body is installed on the inner side of the water outlet connecting pipe. The water distribution body is rotationally connected with the water outlet connecting pipe, a water outlet head is installed at the front end of the water distribution body, a water distribution piece is installed at the rear end of the water distribution body, and the water distribution piece is provided with a first water distribution hole, a second water distribution hole, a third water distribution hole and a fourth water distribution hole. The rear side of the water outlet connecting pipe is provided with water outlet holes corresponding to the first water distribution hole, the second water distribution hole, the third water distribution hole and the fourth water distribution hole respectively. The multifunctional water outlet faucet is simple in structure and convenient to install, the installation angle is easy to adjust, rain water outlet, flushing water outlet, waterfall water outlet and cleaning water outlet can be achieved by rotating the water outlet head, and the using requirement of people for multifunctional water outlet is met.

The invention provides a pressure-resistant insulating steel-strand-free optical cable fixing fitting, and relates to the technical field of optical cable clamping equipment. A pressure-resistant insulating steel-strand-free optical cable fixing fitting comprises a fixing frame, connecting rods and an outer limiting ring, the bottom of the fixing frame is fixedly connected with the two connecting rods, the top of the outer limiting ring is fixedly connected with the ends, away from the fixing frame, of the two connecting rods, and the inner side wall of the outer limiting ring is slidably connected with two inner limiting rings. And a plurality of locking structures are arranged on the inner side walls of the two inner limiting rings. After an optical cable is subjected to locking type limiting, the position of the optical cable can be stably limited through cooperation of a locking spring and a locking arc plate, it is ensured that the optical cable is in a stable state in the follow-up working process, the installation angle can be conveniently adjusted in the installation process through the existence of an adjusting ball, and in the actual maintenance process, the installation angle can be conveniently adjusted. The angle of the optical cable is convenient to rotate, and the state can be observed without taking out the optical cable.

This utility model discloses a high-strength shear wall rebar cage limiting and crack-preventing clamp, belonging to the field of rebar clamp technology. Its key technical features include two rebar clamping blocks and a connector. The two rebar clamping blocks are respectively disposed at both ends of the connector. Each rebar clamping block includes two oppositely distributed clamping blocks, with a through hole for the rebar to pass through between the two clamping blocks. The two clamping blocks are fixedly installed by fastening bolts. The connector includes a sleeve and connecting pipes slidably connected to both ends of the sleeve. Two vertically distributed connecting holes are opened inside the connecting block. A bidirectional screw is rotatably installed inside the sleeve, with both ends of the bidirectional screw extending into the two connecting pipes. A driving component for driving the bidirectional screw to rotate is provided in the middle of the sleeve. The technical advantage is that by setting the rebar clamping blocks and connector, the length of the connector can be flexibly adjusted, facilitating the limiting of rebars with different spacings and improving construction efficiency.

The utility model relates to the technical field of vehicle-mounted display screens, and discloses an anti-dazzle vehicle-mounted display screen assembly which comprises a display screen installation protection shell, an angle adjusting assembly is arranged on the inner side of the display screen installation protection shell, and the top face of the angle adjusting assembly is fixedly connected with a display screen adjusting shell. A heat dissipation assembly is arranged on the inner side of the display screen adjusting shell, a display screen body is fixedly connected to the top face of the heat dissipation assembly, display screen adjusting buttons distributed at equal intervals are fixedly connected to the right side of the top face of the display screen body, and a display screen is fixedly connected to the top face of the display screen body. The top surface of the display screen is fixedly connected with a display screen anti-dazzle protection film, and the display screen anti-dazzle protection film is attached to the surface of the display screen, so that the display screen is not located on the surface of the reflection display screen, and the situation that the content needed by a driver for the display screen is affected by the dazzle phenomenon is avoided.

The utility model relates to the field of cooling towers, and discloses a cooling tower ventilation device, which comprises a filter screen arranged in an installation groove of a cooling tower body, and further comprises an adjusting mechanism which is arranged on the inner wall of the cooling tower body in a turnover manner, is connected with the filter screen and is used for adjusting the installation angle of the filter screen on the cooling tower body; the supporting mechanism is arranged on the adjusting mechanism, is connected with the filter screen and is used for supporting the filter screen and fixing the filter screen and the cooling tower body, so that the filter screen can be pulled out from the mounting groove, dust falling into the cooling tower body after cleaning can be reduced, and the service life of the cooling tower body is prolonged. An operator can easily clean dust on the filter screen, and manpower and time cost are greatly saved.

The invention discloses a vibration exciter supporting device, and belongs to the technical field of supporting devices. The vibration exciter supporting device comprises a supporting frame; the sliding assembly is connected to the supporting frame in a sliding mode in the first direction and can be fixed at any position; the supporting assembly is movably connected to the supporting frame and used for supporting the supporting frame so that at least two different inclination angles alpha can be formed between the first direction and the horizontal plane; the vibration exciter installation part is provided with a first installation plane used for installing a vibration exciter, and the vibration exciter installation part is movably connected to the sliding assembly, so that when the first direction and the horizontal plane form different inclination angles alpha, the first installation plane of the vibration exciter installation part can be horizontally arranged.

The utility model discloses a monocrystalline silicon growth furnace capable of efficiently observing the space in the furnace, and the monocrystalline silicon growth furnace comprises a base, a lower furnace body, an upper furnace body, a furnace cover, a connecting furnace body, a transfer furnace body, a transfer furnace body driving unit, a heating unit, a crucible, a crucible rotation driving unit, an argon supply unit and a silicon rod lifting unit, the furnace cover is provided with an observation window, and the observation window is provided with an observation window cover; the observation window cover is provided with a mounting rack, and the mounting rack is provided with a video acquisition unit. According to the monocrystalline silicon growth furnace, the angle selection of video acquisition is large by selecting the positions of the mounted plug bush, the first slide block and the second slide block, so that the space in the furnace can be more efficiently observed. And the limiting unit is matched with different limiting slots, so that the mounting angle of the video acquisition unit can be adjusted, and the video acquisition angle is further expanded. And through the cooperation of the stud and the nut and the cooperation of the limiting unit and the limiting slot, the video acquisition unit is limited, so that the fixing effect is good.

The utility model discloses a bridge frame turning connecting structure, which belongs to the technical field of bridge frame installation and comprises a connecting seat, a sliding groove is formed in the connecting seat, the sliding groove is arc-shaped, a limiting mechanism is slidably connected in the sliding groove and comprises a movable frame, the movable frame is slidably connected in the sliding groove, and the movable frame is connected with the connecting seat. One side of the moving frame is connected with a threaded sleeve in a clamped mode, and the other side of the moving frame is connected with a bolt in a sleeved mode. According to the bridge turning connecting structure, the connecting base and the fixing shaft are arranged, then the first bridge and the second bridge drive the first limiting plate and the second limiting plate to be clamped into the corresponding first limiting groove and the second limiting groove correspondingly, then after a movable frame slides to a proper position, a bolt is rotated, so that the movable frame is clamped into a threaded sleeve, and then the movable frame is rotated; the mounting angle of the device can be conveniently adjusted, meanwhile, the device can be conveniently and rapidly disassembled during secondary use, the mounting and disassembling efficiency of the device is guaranteed, and meanwhile the practicability of the device is improved.

The utility model discloses a front carriage plate seaming piece assembly with reinforcing ribs, which comprises a plate body, a guide groove is arranged at the bottom end of the plate body, an empty groove is arranged in the plate body, the front carriage plate seaming piece assembly further comprises an installation mechanism, the installation mechanism comprises a rotating rod arranged in the guide groove, one end of the rotating rod is provided with a driving component, and the other end of the rotating rod is provided with a reinforcing rib. The outer surface of the rotating rod is in threaded connection with a sliding block, and one end of the sliding block is fixedly connected with a reinforcing rib body. And the adjusting mechanism is arranged above the sliding block, so that the mounting position of the reinforcing rib body is adjusted, and the adjusting mechanism can be suitable for different mounting positions and has certain flexibility. The problems that when an existing front compartment plate welding part assembly is installed by a worker, an installation connecting piece of the front compartment plate welding part assembly needs to be customized according to the size of an installation position, the installation cost is increased, and the position of an installation piece is inconvenient to adjust according to the actual installation situation are solved.

The utility model provides an LED wall washing lamp suitable for various installation environments, and belongs to the technical field of LED wall washing lamps. The LED wall washer lamp suitable for various installation environments comprises an LED wall washer lamp assembly and an adjusting assembly, the LED wall washer lamp assembly comprises an LED wall washer lamp body, a shell, a sliding block, an elastic piece and a limiting plate, the shell is arranged at the bottom of the LED wall washer lamp body, and the adjusting assembly comprises a connecting plate, a supporting plate and a positioning rotary knob. According to the LED wall washer lamp, the LED wall washer lamp body, the shell, the sliding block, the elastic piece and the limiting plate are arranged, the sliding block slides along the shell to adjust the position, the elastic piece is used for driving the limiting plate to be clamped to the bottom of the shell, and therefore the LED wall washer lamp can adapt to different sizes of installation positions; and the mounting angle of the LED wall washing lamp body can be adjusted, so that the LED wall washing lamp is adaptive to wall surfaces with different inclination angles.

The utility model relates to the technical field of battery box bodies, in particular to a battery pack charging port protection structure which comprises a shell, one side of the shell is provided with an open groove cavity, the side, located on the groove cavity, of the shell is rotationally connected with a cover plate through a second hinge, and a magnetic attraction piece is arranged between the cover plate and the shell. The shell is provided with a first through hole for the inserting head to penetrate through, the inserting head is fixed to the shell through an adjustable support, and the adjustable support is provided with at least two installation angles for installing the inserting head. According to the device, the inserting end of the inserting head is inserted into the groove cavity through the first through hole, the groove cavity is sealed through the cover plate, the safety protection effect on the inserting head can be achieved, the inserting head and the shell are assembled together through the adjustable support, the adjustable support is provided with at least two installation angles for installing the inserting head, and the installation angle is adjustable. Therefore, the device can meet the installation requirements of various connecting plugs with different installation angles, and is more flexible to use.

The invention discloses a light-weight photovoltaic support convenient to install in the technical field of photovoltaic supports, and the photovoltaic support comprises a color steel tile body and further comprises a supporting mechanism, the supporting mechanism comprises connecting frames, adjusting rods and supporting plates, the connecting frames are in an inverted U shape, the two connecting frames are buckled on the color steel tile body, and the adjusting rods are arranged on the supporting plates. A plurality of first fixing bolts are arranged on the connecting frame in a penetrating mode, the first fixing bolts are in threaded connection to the encaustic tile steel body, a supporting rod is fixedly connected to the connecting frame, the adjusting rod is movably connected to one side of the supporting rod, the supporting plate is connected to the upper end of the adjusting rod, and a fastening assembly is connected to the supporting plate. The fastening assembly is used for clamping and fixing the photovoltaic panel. The photovoltaic panel mounting device has the advantages that clamping and fixing of the four corners of the photovoltaic panel are achieved through the fastening assemblies, then mounting of the photovoltaic panel is achieved, operation is easy and convenient, the fastening assemblies can be adjusted according to the size of the photovoltaic panel, and then mounting of photovoltaic panels of various sizes is achieved.

The utility model discloses an adjustable double cantilever connecting structure which comprises a cleat connecting piece connected to the central axis of a wheel through a bearing and a cantilever assembly arranged in an axial symmetry mode, the cantilever assembly comprises two cantilevers arranged up and down, one ends of the two cantilevers are both hinged to a main beam, and the other ends of the two cantilevers are hinged to the main beam. The other ends of the wheels are connected to the upper end and the lower end of the cleat connecting piece through wheel angle adjusting pieces respectively, each wheel angle adjusting piece comprises an adjusting rod fixedly arranged with the cleat connecting piece, the adjusting rods are connected to the cantilever through adjusting piece fixing pieces, and the inclination angles of the upper ends and the lower ends of the wheels are controlled through the adjusting rods arranged up and down. The wheel state is fixed through the adjusting piece fixing piece. One ends of the two cantilevers are connected to the upper end and the lower end of the claw connecting piece through the wheel angle adjusting pieces correspondingly; the inclination angles of the upper and lower ends of the wheel are controlled through the vertically arranged adjusting rods, so that the mounting angle of the wheel can be adjusted, and the use is practical.

The present invention discloses a wall panel installation device and installation method. The wall panel installation device includes a moving mechanism and an installation mechanism. The installation mechanism includes an angle adjustment member and a clamp for clamping a wall panel to be installed. The angle adjustment member is connected to the moving mechanism through a universal shaft. The angle adjustment member can drive the clamp to rotate relative to the moving mechanism. The wall panel installation method installs and corrects the wall panel through the wall panel installation device. The moving mechanism drives the wall panel to be installed to the installation position. The installation mechanism fine-tunes the wall panel to place the wall panel in the correct position. The whole process is completed by mechanical equipment. When the device fine-tunes and corrects the wall panel, no manual operation is required, thereby avoiding safety risks and avoiding the risk of damaging the wall using tools such as crowbars, saving time and effort.

The utility model relates to pipeline clamping field discloses multifunctional pipeline positioning clamping device, including support column, the middle part of support column is equipped with angle adjusting assembly, angle adjusting assembly is connected with lock mechanism, the lock mechanism includes fixed plate, the upper surface of fixed plate installs the carousel, the carousel is circumferentially equidistant and is opened with a plurality of slide grooves, install the cylinder in each slide groove, each cylinder one end fixedly connected with clamping block, the upper surface of clamping block is equipped with the fixed ring, the lower surface circumferential equidistant fixed mounting of fixed ring has a plurality of sector blocks, the outer lateral wall of carousel fixedly connected with the rotating block, the one side of rotating block is equipped with the bolt, the upper end of fixed plate is opened with a plurality of insertion hole, in the utility model, through setting lock mechanism, when clamping and locking to pipeline, only need to pull out the bolt and rotate carousel, can drive clamping block to move up and down to fixed pipeline fast. The operation is simple and easy, and the working time is significantly reduced.

The utility model relates to the technical field of turning tools, in particular to an input shaft inner hole finish turning blade which comprises a tool bar and a blade body, one end of the tool bar is arc-shaped, an installation hole is formed in the arc-shaped end face, an adjusting disc is arranged in the installation hole and can rotate in the installation hole, and the adjusting disc can rotate in the installation hole. The blade is provided with a mounting hole, the end of the adjusting disc is exposed out of the mounting hole, the blade is provided with a stepped hole, the adjusting disc is fixedly connected with a bolt penetrating through the stepped hole, the bolt is slidably sleeved with a positioning part, and the bolt is in threaded connection with a nut used for pushing the positioning part to move downwards to limit and fix the blade. According to the utility model, the adjusting disc is rotatably arranged in the mounting hole, the adjusting disc is exposed outside the mounting hole, and the adjusting disc rotates in the mounting hole, so that the fixed blade can be driven to rotate, namely the mounting angle of the blade can be changed, and the mounting angle of the blade can be conveniently adjusted according to the actual machining condition.

The utility model relates to a three-dimensional data acquisition device, including mounting table, folding telescopic frame, forehead bracket, 3D camera and terminal, folding telescopic frame includes telescopic part and hinge joint set up camera mounting subassembly at the first end of telescopic part, forehead bracket includes support body and chin support subassembly, support body is fixed mounting in the second end of mounting table, and the camera mounting subassembly is fixed mounting table. The 3D camera is fixedly mounted on the camera mounting assembly of the folding telescopic frame, so that a pair of lenses of the 3D camera is higher than a chin strap in the chin strap assembly; and the terminal is electrically connected with the 3D camera and is used for acquiring and analyzing the three-dimensional data acquired by the 3D camera. According to the three-dimensional data acquisition device, the installation height and angle of the 3D camera can be adjusted, the accuracy of acquired three-dimensional data, namely point cloud data, is high, and the adjustment of the installation height and angle of the 3D camera is realized through the folding telescopic frame. Therefore, the acquired tongue point cloud data can be better applied to diagnosis of human health in an auxiliary manner.

The utility model provides a cabin top on-line impeller imbalance monitoring device which at least comprises a monitoring device, the monitoring device is a laser radar sensor, the laser radar sensor is installed on the top of a cabin, and a probe of the laser radar sensor faces the left side or the right side of the cabin. And when the blades rotate to the same side of the probe and the blades are horizontal, the probe points to the tips of the blades, so that the distance between each blade tip and the laser radar sensor is monitored. According to the monitoring device, the balance of the impeller is judged by monitoring the distance between the laser radar sensor and the tip of the blade in the mode that the laser radar sensor horizontally emits laser to the right front side or the left front side, the laser radar sensor does not need to stretch out of a cabin and can be stably installed at the top of the cabin, the installation falling risk is avoided, and adjustment of the detection angle of the laser radar sensor can be achieved.