CN219149092U - Fire extinguishing robot for multi-storey building - Google Patents

Abstract

The application discloses fire extinguishing robot is attacked in multilayer building, including chassis, bottom plate and water cannon body and control assembly, the bottom plate is installed on the chassis, the water cannon body is installed on the bottom plate, rotate between bottom plate and the chassis and be connected with the pivot, the bottom surface of bottom plate is connected with the universal wheel, be connected with the lifting assembly who drives the bottom plate and go up and down on the chassis, water cannon body intercommunication has the shower nozzle, be equipped with the gyration subassembly of adjusting shower nozzle horizontal rotation and the lifting assembly of adjusting pitch angle on the water cannon body, be connected with the climbing subassembly that is used for driving chassis, bottom plate water cannon body removal on the chassis, control assembly is connected with adjusting part, gyration subassembly and climbing subassembly electricity respectively; through adopting above-mentioned scheme, can climb the stair and get into the floor and put out a fire, enlarged the operation scope, steerable shower nozzle side-to-side swing and lifting from top to bottom, accurate locking ignition point has improved accuse fire ability, when the battery loses the power supply ability, the angle of accessible manual regulation shower nozzle side-to-side swing and the angle of lifting from top to bottom.

Description

Fire extinguishing robot for multi-storey building

Technical Field

The application relates to the field of fire-fighting equipment, in particular to a multi-layer building internal attack fire-extinguishing robot.

Background

The fire-fighting water cannon consists of a fire-fighting water cannon body and a site controller, the fire-fighting water cannon is fire-extinguishing equipment which takes water as a medium and can extinguish fire in a long distance, when a fire disaster occurs, a water cannon moving ignition point is positioned in the water cannon injection range and is used for injecting the ignition part, but the traditional fire-extinguishing water cannon has overlarge volume weight, people lift the water cannon very troublesome, not only moves slowly, but also can not replace the position of the water cannon in time according to the condition of fire, can not go deep into floors to extinguish fire effectively, causes untimely fire extinguishment and increases loss. The inventors therefore believe that improvements are needed.

Disclosure of Invention

In order to improve the problem that fire water cannon is difficult to go deep into the floor and put out a fire, this application provides the fire robot of attacking in the multi-story building.

The application provides a fire extinguishing robot is attacked in multilayer building adopts following technical scheme:

the utility model provides a fire extinguishing robot attacks in multi-story building, includes chassis, bottom plate and water cannon body and control assembly, the bottom plate is installed on the chassis, and the water cannon body is installed on the bottom plate, rotates between bottom plate and the chassis and is connected with the pivot, is connected with the lifting unit who is used for driving the bottom plate and goes up and down on the chassis, is connected with the climbing subassembly that is used for driving chassis, bottom plate water cannon body to remove on the chassis, and control assembly is connected with climbing subassembly electricity and is used for controlling the climbing subassembly.

Through adopting above-mentioned technical scheme, when climbing subassembly drive chassis and bottom plate horizontal migration, chassis and bottom plate keep the level, when climbing subassembly drive chassis climbs the stair with the bottom plate, lifting unit drive bottom plate rises, bottom plate and chassis separation, the water cannon body leans forward, with ground level when making the bottom plate cat ladder, reduce the gravity that water bubble body and floor applyed the climbing subassembly, do benefit to climbing subassembly climbing stair and do benefit to the operator and sit and stand on the bottom plate, also make climbing subassembly stably drive the water cannon body and go deep into the floor and effectively put out a fire, control assembly control climbing subassembly removes the water cannon body to the scene of fire and puts out a fire, the suitability is improved, intelligent control has been realized.

Optionally, the water cannon body is last to be linked together has the shower nozzle, is equipped with the conversion component that is used for switching rivers form on the shower nozzle.

Through adopting above-mentioned technical scheme, the water flow form that the conversion component was used for seven brilliant shower nozzle, the shower nozzle of changeable multiple water flow form is favorable to facing different fire scene, has improved fire extinguishing efficiency and has improved the suitability.

Optionally, the water cannon body is last to be equipped with the gyration subassembly of adjusting shower nozzle horizontal rotation and the lifting subassembly of adjusting every single move angle.

Through adopting above-mentioned technical scheme, gyration subassembly is used for driving shower nozzle side-to-side swing for the shower nozzle can be according to the point of catching fire swing angle, has realized accurate accuse fire, and the lifting subassembly is used for driving the shower nozzle and swings from top to bottom, adjusts the every single move angle, has realized accurate accuse fire.

Optionally, the water cannon body includes first return bend, second return bend and third return bend, and the one end and the gyration subassembly rotation of first return bend are connected, and second return bend one end is connected with the gyration subassembly rotation, and the other end is connected with lifting subassembly fixed connection, and third return bend one end is connected with lifting subassembly rotation, the other end and shower nozzle fixed connection.

Through adopting above-mentioned technical scheme, gyration subassembly plays the effect of adjusting the angle of second return bend horizontal hunting, can control the angle of shower nozzle horizontal hunting through the angle of adjusting the angle of second return bend horizontal hunting to realize accurate accuse fire, the lifting subassembly plays the effect of adjusting third return bend pitch angle, can adjust the pitch angle of shower nozzle through the pitch angle of adjusting third return bend, in order to realize accurate accuse fire.

Optionally, the gyration subassembly includes gyration pipe, gyration gear and gyration motor, and gyration pipe one end and first return bend fixed connection, the other end and second return bend rotate to be connected, and the second return bend is pegged graft in the gyration pipe, and the gyration gear cup joints in the second return bend, and gyration motor fixed mounting is on the lateral wall of gyration pipe, and the output axial gyration gear of gyration motor extends and is equipped with the screwed ring above that, screwed ring and gyration gear engagement.

Through adopting above-mentioned technical scheme, the gyration pipe plays the effect of connecting first return bend and second return bend, through setting up the gyration gear and set up the screwed ring on the output shaft of gyrator, gyrator drive output shaft drive gyration gear rotation to adjust the angle of second return bend horizontal hunting.

Optionally, the lifting subassembly includes connecting pipe, lifting gear and lifting motor, and connecting pipe one end and second return bend fixed connection, the other end rotates with the third return bend to be connected, and the third return bend is pegged graft in the connecting pipe, and the lifting gear cup joints in the third return bend, and lifting motor fixed mounting is on the lateral wall of connecting pipe, and the output axial lifting gear of lifting motor extends and is equipped with the screwed ring above that, screwed ring and lifting gear meshing.

Through adopting above-mentioned technical scheme, the connecting pipe plays the effect of connecting second return bend and third return bend, through setting up the lifting gear and set up the screwed ring on the output shaft of lifting motor, lifting motor drive output shaft drive lifting gear wheel to adjust third return bend every single move angle.

Optionally, the conversion subassembly includes rivers conversion core, and third return bend and shower nozzle junction are equipped with the conversion motor, and conversion motor fixed mounting is on the lateral wall of third return bend, and fixedly connected with conversion gear on the output shaft of conversion motor, fixedly connected with switching gear on the rivers conversion core, conversion gear and switching gear meshing.

Through adopting above-mentioned technical scheme, conversion motor drive conversion gear rotates, and conversion gear drives the switching-over gear and rotates, and the switching-over gear rotates and drives rivers conversion core and rotate to realize the play water form of automatic change shower nozzle, the water form that goes out of shower nozzle can make the shower nozzle switch back and forth between column and vaporific, has improved the suitability.

Optionally, the lifting assembly comprises a lifting hydraulic cylinder, the lifting hydraulic cylinder is hinged with the underframe, and a piston rod of the lifting hydraulic cylinder is hinged with the bottom surface of the bottom plate.

Through adopting above-mentioned technical scheme, lifting hydraulic cylinder drive bottom plate rises, and bottom plate and chassis separation, the water cannon body leans forward for with ground level when the bottom plate cat ladder, reduce the gravity that bubble body and floor applyed the climbing subassembly, do benefit to climbing subassembly climbing stair and do benefit to the operator to sit and stand on the bottom plate.

Optionally, climbing subassembly includes track and biax motor, biax motor fixed mounting is on the bottom plate, is equipped with two guide rails on the chassis, and two guide rails set up side by side, and the track is installed on the guide rail, and the drive roll of track and the output shaft fixed connection of biax motor, driven voller and chassis rotate to be connected.

Through adopting above-mentioned technical scheme, the drive roll rotation of biax motor drive track, the track drives the driven voller and rotates to drive chassis and bottom plate and remove, bottom plate and chassis remove and drive the water cannon body and remove, set up the track and not only make the water cannon body remove on horizontal bottom surface, can also cat the ladder, make water cannon body battle array ground shift more convenient, can go deep into the floor simultaneously and put out a fire effectively.

Optionally, the control assembly includes the control box, is equipped with control panel and control module on the control box, and control panel installs in the control box terminal surface and with control box fixed connection, control module embeds in the control box, and control module is connected with control panel, gyrator, lifting motor, biax motor and converting motor electricity respectively.

Through adopting above-mentioned technical scheme, control panel plays and provides the button for the operator to control biax motor, rotary motor, lifting motor and converting motor's effect through the button, control module plays the effect of receiving the signal that control panel sent, through the signal that receives control panel input, sends action signal to biax motor, rotary motor, lifting motor and converting motor, has realized intelligent control.

In summary, the present application has the following beneficial effects:

1. through setting up biax motor and track, can remove in the horizontal bottom surface, can also climb the stair to put out a fire in the entering floor, enlarged the operation scope.

2. Through setting up rotation motor and lifting motor, can control shower nozzle horizontal hunting and lifting from top to bottom, accurate locking ignition point has improved the fire control ability to a certain extent.

3. Through setting up converting motor and rivers conversion core, can switch the form of water spray, can deal with different scene of catching fire, realized accurate accuse fire.

Drawings

Fig. 1 is a schematic three-dimensional structure of a multi-story building internal attack fire-extinguishing robot according to an embodiment of the present application.

Fig. 2 is a schematic structural view of the water cannon body.

Reference numerals illustrate:

1. a chassis; 11. a guide rail; 2. a bottom plate; 21. a universal wheel; 22. a battery; 3. a water cannon body; 31. a first elbow; 32. a second elbow; 33. a third elbow; 34. a water inlet pipe; 4. a climbing assembly; 41. a biaxial motor; 42. a track; 5. a lifting hydraulic cylinder; 6. a swivel assembly; 61. a rotary motor; 62. a swivel tube; 63. a rotary gear; 64. a threaded ring; 7. a lifting assembly; 71. lifting a motor; 72. a connecting pipe; 73. lifting the gear; 8. a spray head; 81. a water flow conversion core; 82. a switching gear; 9. converting a motor; 91. a conversion gear; 10. a steering lever; 110. and a control box.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-2.

The embodiment of the application discloses fire extinguishing robot attacks in multilayer building, see fig. 1, including chassis 1, bottom plate 2, water cannon body 3 and control assembly, bottom plate 2 installs on chassis 1 and rotates with chassis 1 to be connected, is connected with climbing subassembly 4 and lifting unit on the chassis 1, and water cannon body 3 fixed mounting is equipped with gyration subassembly 6 and lifting unit 7 on the water cannon body 3, and water cannon body 3 intercommunication has shower nozzle 8, shower nozzle 8 and water cannon body 3 fixed connection are equipped with the conversion unit who is used for switching the rivers form on the shower nozzle, and control assembly is connected with gyration subassembly 6, lifting unit 7 and climbing subassembly 4 electricity respectively.

Referring to fig. 1, a rotating shaft is arranged between the underframe 1 of the bottom plate 2, the rotating shaft is positioned at one end close to the water cannon body 3 and is respectively connected with the underframe 1 and the bottom plate 2 in a rotating way, the lifting assembly comprises a lifting hydraulic cylinder 5, the lifting hydraulic cylinder 5 is positioned on the underframe 1 close to one end of the rotating shaft, the lifting hydraulic cylinder 5 is hinged with the underframe 1, a piston rod of the lifting hydraulic cylinder 5 is hinged with the bottom plate 2, a plurality of universal wheels 21 are arranged on the bottom surface of the bottom plate 2, a plurality of universal wheels 21 are arranged at intervals and are respectively fixedly connected with the bottom plate 2, the lifting cylinder is used for controlling the bottom plate 2 to be separated from the underframe 1, and the universal wheels 21 are used for supporting the bottom plate 2 and assisting the bottom plate 2 to move; in this embodiment, three universal wheels 21 are provided, one universal wheel 21 is located under the bottom plate 2 near one end of the battery 22, and the other two universal wheels 21 are located under the bottom plate 2 far from one end of the battery 22 and are arranged in parallel.

Referring to fig. 1, the climbing assembly 4 includes two dual-shaft motors 41 and tracks 42, the tracks 42 are provided with two, two guide rails 11 are provided on the chassis 1, the two tracks 42 are respectively mounted on the two guide rails 11, the dual-shaft motors 41 are fixedly mounted on the chassis 1, two output shafts of the dual-shaft motors 41 are respectively fixedly connected with driving rollers of the two tracks 42, driven rollers of the tracks 42 are rotatably connected with the chassis 1, and the dual-shaft motors 41 drive the chassis 1, the bottom plate 2 and the water cannon body 3 to move by driving the tracks 42. In the embodiment, the maximum advancing speed and stair climbing speed of the crawler 42 are 0.45km/h, the stair climbing height is 0.25m, the climbing gradient is 45 degrees, and the maximum lifting height of the lifting hydraulic cylinder 5 is 0.7m.

Referring to fig. 1 and 2, the water cannon body 3 includes a first elbow 31, a second elbow 32 and a third elbow 33, the first elbow 31 is mounted on the bottom plate 2 and fixedly connected with the bottom plate 2, one end of the first elbow 31 is rotationally connected with the rotary assembly 6, one end of the second elbow 32 is rotationally connected with the rotary assembly 6, the other end is fixedly connected with the lifting assembly 7, one end of the third elbow 33 is rotationally connected with the lifting assembly 7, the other end is fixedly connected with the spray head 8, the first elbow 31 is fixedly connected with two water inlet pipes 34, the two water inlet pipes 34 are arranged side by side and are respectively communicated with the first elbow 31, and by arranging the first elbow 31, the second elbow 32 and the third elbow 33, the rotary assembly 6 and the lifting assembly 7 can adjust the left-right swinging angle and the up-down lifting angle of the spray head 8.

Referring to fig. 1 and 2, the rotary assembly 6 includes a rotary tube 62, a rotary motor 61 and a rotary gear 63, one end of the rotary tube 62 is fixedly connected with the first elbow 31, the other end is rotatably connected with the second elbow 32, the second elbow 32 is inserted into the rotary tube 62, the rotary gear 63 is sleeved on one end of the second elbow 32 positioned in the rotary tube 62, the rotary motor 61 is mounted on the side wall of the rotary tube 62 and is fixedly connected with the rotary tube 62, the output shaft of the rotary motor 61 extends along the rotary gear 63 and is provided with a threaded ring 64 on the shaft thereof, the threaded ring 64 is meshed with the rotary gear 63, and the rotary motor 61 is used for driving the second elbow 32 to swing left and right so as to adjust the left and right swinging angle of the spray head 8; in the present embodiment, the adjustment angle range of the swing motor 61 is divided into three steps: the first gear is 0 to 30 degrees, the second gear is 0 to 60 degrees, and the third gear is 0 to 90 degrees.

Referring to fig. 1 and 2, the lifting assembly 7 includes a connecting pipe 72, a lifting gear 73 and a lifting motor 71, one end of the connecting pipe 72 is fixedly connected with the second elbow 32, the other end is rotatably connected with the third elbow 33, the third elbow 33 is inserted into the connecting pipe 72, the lifting motor 71 is mounted on the side wall of the connecting pipe 72 and is fixedly connected with the connecting pipe 72, the lifting gear 73 is sleeved on one end of the third elbow 33 located in the connecting pipe 72, the output shaft of the lifting motor 71 extends to form a threaded ring 64 on the shaft of the lifting gear 73, the lifting gear 73 is meshed with the threaded ring 64, and the lifting motor 71 is used for driving the third elbow 33 to move up and down so as to adjust the lifting angle of the spray head 8; in the present embodiment, the lifting angle of the lifting motor 71 ranges from 30 degrees to 90 degrees.

Referring to fig. 1 and 2, the conversion assembly includes a water flow conversion core 81, the water flow conversion core 81 is built in the spray head 8 and is rotationally connected with the spray head 8, a conversion motor 9 is arranged at the joint of the third elbow 33 and the spray head 8, the conversion motor 9 is fixedly mounted on the side wall of the third elbow 33, a conversion gear 91 is fixedly connected to an output shaft of the conversion motor 9, a switching gear 82 meshed with the conversion gear 91 is arranged on the water flow conversion core 81, the switching gear 82 is fixedly connected with the water flow conversion core 81, the water flow conversion core 81 is used for switching the water outlet form of the spray head 8, the water outlet form of the spray head 8 has two forms of columnar form and mist form, and the conversion motor 9 is used for driving the conversion gear 91 to drive the switching gear 82 to rotate so as to drive the water flow conversion core 81 to switch the water outlet form of the spray head 8.

Referring to fig. 1 and 2, the control assembly includes a control box 110, a control panel and a control module are disposed on the control box 110, the control panel is mounted on an end surface of the control box 110 and is fixedly connected with the control box 110, the control module is internally provided with the control box 110, the control module is respectively electrically connected with the control panel, the rotary motor 61, the lifting motor 71, the double-shaft motor 41 and the conversion motor 9, the control panel is used for inputting signals, and the control module is used for receiving remote control signals and signals input by the control panel; in this embodiment, the control module may be replaced by a different module, so as to implement fire-fighting operations with multiple special functions such as smoke blocking, smoke exhausting, cooling, data transmission, investigation, etc., where the control module is an MCU module, and is configured to receive remote control signals and signals input by the control panel, and the maximum distance of the remote signals receivable by the control module is 100m.

Referring to fig. 1 and 2, a battery 22 is disposed at one end of the bottom plate 2 far from the water cannon body 3, and the battery 22 is used for supplying power to the control panel, the control module, the rotary motor 61, the lifting motor 71, the double-shaft motor 41 and the converting motor 9 so as to break away from wired power supply, thereby improving convenience and expanding the working range.

Referring to fig. 1 and 2, the output shafts of the rotary motor 61 and the lifting motor 71 are respectively provided with a steering rod 10, and the two steering rods 10 are respectively and fixedly connected with the output shafts of the rotary motor 61 and the lifting motor 71, so that when the battery 22 loses power supply capacity, the steering rods 10 can be manually rotated to adjust the left-right swinging angle and the up-down lifting angle of the spray head 8.

The working principle of the multi-layer building internal attack fire-extinguishing robot is as follows:

the water flows through the two water inlet pipes 34 and flows into the first bent pipe 31, then enters the second bent pipe 32 through the first bent pipe 31, then enters the third bent pipe 33 through the second bent pipe 32, and then is sprayed out of the spray head 8 through the third bent pipe 33, in an initial state, the water flow sprayed out of the spray head 8 is columnar, when the water flow form sprayed out of the spray head 8 needs to be switched, the switching motor 9 is started, the switching motor 9 is reversed, the water flow is switched into mist, when the water flow needs to be switched into columnar water flow, the switching motor 9 is rotated forward, and the water flow is switched into columnar.

When the water cannon runs on the flat ground, the underframe 1 and the bottom plate 2 are kept in a parallel state, and the double-shaft motor 41 drives the crawler 42 to drive the water cannon body 3 to move; when entering the floor cat ladder, start lift pneumatic cylinder 5, lift pneumatic cylinder 5 drive bottom plate 2 rises, and at this moment, biax motor 41 drive track 42 rotates, and track 42 drives water cannon body 3 to the stair upper strata and removes, and when water cannon body 3 moved near the operating point, start rotary motor 61 and lifting motor 71, the angle of adjustment shower nozzle 8 makes shower nozzle 8 aim at the firing point, opens the water source.

The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and are intended to be included in the scope of the present utility model.

Claims (10)

1. Fire extinguishing robot attacks in multi-story building, including chassis (1), bottom plate (2) and water cannon body (3) and control assembly, its characterized in that: the water cannon comprises a base plate (2), a water cannon body (3), a rotating shaft, a lifting assembly, a climbing assembly (4), a control assembly and a climbing assembly (4), wherein the base plate (2) is arranged on the base plate (1), the water cannon body (3) is arranged on the base plate (1), the rotating shaft is connected between the base plate (2) and the base plate (1), the lifting assembly is used for driving the base plate (2) to lift is connected on the base plate (1), the climbing assembly (4) is used for driving the base plate (1) and the water cannon body (3) to move is connected on the base plate (1), and the control assembly is electrically connected with the climbing assembly (4) and is used for controlling the climbing assembly (4).

2. The multi-story building interior attack fire suppression robot of claim 1, wherein: the water cannon is characterized in that a spray head (8) is communicated with the water cannon body (3), and a conversion assembly for switching water flow forms is arranged on the spray head (8).

3. The multi-story building interior attack fire suppression robot of claim 2, wherein: the water cannon body (3) is provided with a rotary component (6) for adjusting the horizontal rotation of the spray head (8) and a lifting component (7) for adjusting the pitching angle.

4. A multi-story building interior attack fire suppression robot of claim 3, wherein: the water cannon body (3) comprises a first bent pipe (31), a second bent pipe (32) and a third bent pipe (33), one end of the first bent pipe (31) is rotationally connected with the rotary assembly (6), one end of the second bent pipe (32) is rotationally connected with the rotary assembly (6), the other end of the second bent pipe is fixedly connected with the lifting assembly (7), one end of the third bent pipe (33) is rotationally connected with the lifting assembly (7), and the other end of the third bent pipe is fixedly connected with the spray head (8).

5. The multi-story building interior attack fire suppression robot of claim 4, wherein: the rotary assembly (6) comprises a rotary pipe (62), a rotary gear (63) and a rotary motor (61), one end of the rotary pipe (62) is fixedly connected with the first elbow pipe (31), the other end of the rotary pipe is rotatably connected with the second elbow pipe (32), the second elbow pipe (32) is inserted into the rotary pipe (62), the rotary gear (63) is sleeved on the second elbow pipe (32), the rotary motor (61) is fixedly mounted on the side wall of the rotary pipe (62), the output shaft of the rotary motor (61) extends to form a threaded ring (64) on the rotary gear (63), and the threaded ring (64) is meshed with the rotary gear (63).

6. The multi-story building interior attack fire suppression robot of claim 4, wherein: lifting subassembly (7) include connecting pipe (72), lifting gear (73) and lifting motor (71), connecting pipe (72) one end and second return bend (32) fixed connection, the other end rotates with third return bend (33) to be connected, third return bend (33) are pegged graft in connecting pipe (72), lifting gear (73) cup joint in third return bend (33), lifting motor (71) fixed mounting is on the lateral wall of connecting pipe (72), the output axial lifting gear (73) of lifting motor (71) extend and are equipped with screwed ring (64) above that, screwed ring (64) and lifting gear (73) meshing.

7. The multi-story building interior attack fire suppression robot of claim 4, wherein: the switching assembly comprises a water flow switching core (81), a switching motor (9) is arranged at the joint of the third elbow pipe (33) and the spray head (8), the switching motor (9) is fixedly arranged on the side wall of the third elbow pipe (33), a switching gear (91) is fixedly connected to an output shaft of the switching motor (9), a switching gear (82) is fixedly connected to the water flow switching core (81), and the switching gear (91) is meshed with the switching gear (82).

8. The multi-story building interior attack fire suppression robot of claim 1, wherein: the lifting assembly comprises a lifting hydraulic cylinder (5), the lifting hydraulic cylinder (5) is hinged with the underframe (1), and a piston rod of the lifting hydraulic cylinder (5) is hinged with the bottom surface of the bottom plate (2).

9. The multi-story building interior attack fire suppression robot of claim 1, wherein: the climbing assembly (4) comprises a crawler belt (42) and a double-shaft motor (41), the double-shaft motor (41) is fixedly arranged on the bottom plate (2), two guide rails (11) are arranged on the bottom frame (1), the two guide rails (11) are arranged in parallel, the crawler belt (42) is arranged on the guide rails (11), a driving roller of the crawler belt (42) is fixedly connected with an output shaft of the double-shaft motor (41), and a driven roller is rotatably connected with the bottom frame (1).

10. The multi-story building interior attack fire suppression robot of claim 9, wherein: the control assembly comprises a control box (110), a control panel and a control module are arranged on the control box (110), the control panel is mounted on the end face of the control box (110) and fixedly connected with the control box (110), the control module is arranged in the control box (110), and the control module is electrically connected with the control panel, the lifting cylinder, the rotary motor (61), the lifting motor (71), the double-shaft motor (41) and the conversion motor (9) respectively.

Images