Portable fire-fighting robot

Abstract

The utility model discloses a portable fire-fighting robot, and belongs to the technical field of fire-fighting equipment. Comprising a loading platform, a front cross beam, a front driving wheel mounting beam, a rear cross beam and a steering mechanism, wherein the front cross beam is arranged at one end below the loading platform; the front driving wheel mounting beam is rotationally arranged below the front cross beam; the rear cross beam is arranged at the other end below the loading platform; the pair of front driving wheels are fixed to the two ends of the front driving wheel mounting beam respectively, the pair of rear driving wheels are fixed to the two ends of the rear cross beam respectively, at least one pair of side connecting pieces and at least one central connecting piece are fixed to the loading platform, and the loading platform is used for mounting and fixing functional equipment through the side connecting pieces and the central connecting pieces. The portable fire-fighting robot has the advantages that rapid and flexible moving and steering are achieved at low cost, fire extinguishment, carrying, belt laying and other work are completed by replacing firemen with load changing equipment, the workload and danger of the firemen are greatly reduced, and the production cost and the product loss are reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of fire fighting equipment, and particularly relates to a portable fire fighting robot. BACKGROUND

[0002] With the progress of science and technology, fire fighting equipment is also updated and iterated, and the focus is to reduce the working strength of firemen and improve the safety of firemen, wherein the fire fighting robot is one of the more popular equipment at present, which can work in many complex terrain environments and perform water spraying fire extinguishing operation, and currently, a track drive structure is generally adopted and only has the function of water cannon fire extinguishing, and the main shortcomings are large volume, inflexible movement and single function, and in the actual fire extinguishing process, there are still many works to be replaced by firemen, such as carrying a water pump and laying a water hose, and due to the limitation of the structure and flexibility of the existing fire fighting robot, the fire fighting robot cannot complete such work, and the working environment of the fire fighting robot is very harsh and is easily damaged, and thus the fire fighting robot is a consumable, and therefore, how to control the cost and reduce the loss is also a technical direction that the technical personnel in the field have been seeking.

[0003] In view of the above situation, it is necessary to design a portable fire fighting robot which has simple structure, strong mobility and low cost and can change functions by changing the load equipment according to needs. For this purpose, the applicant has made a beneficial design, and the technical scheme to be introduced below is generated in this background. CONTENT OF THE UTILITY MODEL

[0004] The utility model relates to a portable fire fighting robot which is helpful to improve the driving and steering structure so as to realize the movement and steering functions at a lower cost and replace the firemen to complete the fire extinguishing, carrying and laying work by changing the load equipment, and is beneficial to greatly reduce the workload and danger of the firemen and reduce the production cost and loss.

[0005] The utility model is completed in the following way, a portable fire fighting robot, including a loading platform, a front beam is arranged in one end below the loading platform, a front drive wheel mounting beam is rotatably arranged below the front beam, a rear beam is arranged in the other end below the loading platform, a steering mechanism is arranged below the loading platform and drives the rotation of the front drive wheel mounting beam, a pair of front drive wheels are respectively fixed at both ends of the front drive wheel mounting beam, and a pair of rear drive wheels are respectively fixed at both ends of the rear beam, at least a pair of side connecting pieces and at least a central connecting piece are respectively fixed on the loading platform, and the loading platform is used for installing and fixing the functional equipment through the side connecting pieces and the central connecting pieces.

[0006] In one specific embodiment of the utility model, the functional equipment is one of a water cannon, a water hose cage, a water pump and a motor.

[0007] In another specific embodiment of the utility model, the loading platform is fixed with a group of front cross beam connecting columns at positions corresponding to the upper side of the front cross beam, the front cross beam and the front cross beam connecting column are detachably connected, the front cross beam and the front driving wheel mounting beam are spaced apart and connected through a steering bearing at the middle position, so that the rotation movement of the front driving wheel mounting beam below the front cross beam can be realized.

[0008] In another specific embodiment of the utility model, a pair of front cross beam hinged ears are formed at positions corresponding to the front cross beam connecting columns above the front cross beam, one of the front cross beam hinged ears is hinged with the lower end of the corresponding front cross beam connecting column along the width direction of the front cross beam, and the remaining front cross beam hinged ears are respectively hinged with the lower end of the corresponding front cross beam connecting column along the length direction of the front cross beam, so that the detachable connection of the front cross beam and the front cross beam connecting column is realized and the rotation movement of the front cross beam around the front cross beam connecting column is avoided.

[0009] In another specific embodiment of the utility model, the rear cross beam and the loading platform are fixedly connected through a pair of first shock absorbers and a pair of second shock absorbers, the upper end of the first shock absorber is hinged with the loading platform, and the lower end is hinged with the rear cross beam along the length direction of the rear cross beam, the upper end of the second shock absorber is hinged with the loading platform, and the lower end is hinged with the rear cross beam along the width direction of the rear cross beam, so that the connection and fixation of the rear cross beam and the loading platform are realized and the rear cross beam has the shock absorption function.

[0010] In another specific embodiment of the utility model, the steering mechanism includes a push cylinder seat, an electric push cylinder formed on the push cylinder seat, an electric push cylinder motor formed on the push cylinder seat and driving the electric push cylinder to work, a steering mechanism mounting rod fixed below the loading platform and hinged with the push cylinder seat at the lower end, and a push rod hinged seat fixed on the front driving wheel mounting beam and deviating from the central position of the front driving wheel mounting beam, a telescopic push rod is formed on the electric push cylinder, and the end of the push rod is hinged with the push rod hinged seat.

[0011] In further another specific embodiment of the utility model, an electric control box is fixed on the rear cross beam, an electric control box cover plate is detachably arranged on the electric control box, the electric control box is electrically connected with the front driving wheel, the rear driving wheel and the steering mechanism, so that the control of the front driving wheel, the rear driving wheel and the steering mechanism is realized, a steering battery and a driving wheel battery are respectively fixed below the loading platform, the steering battery and the driving wheel battery are electrically connected with the electric control box and respectively supply power to the steering mechanism, the front driving wheel and the rear driving wheel.

[0012] In a further specific embodiment of this utility model, the front drive wheel includes a front hub, a front hub motor fixed inside the front hub, and a front tire surrounding the outer surface of the front hub. A front hub motor shaft is formed in the middle of one side of the front hub motor. A front drive wheel mounting beam pressure plate is respectively provided below both ends of the front drive wheel mounting beam. The front drive wheel mounting beam pressure plate is fixed to the front drive wheel mounting beam by a set of front drive wheel mounting beam pressure plate screws. The front drive wheel mounting beam cooperates with the front drive wheel mounting beam pressure plate on the corresponding side and clamps and fixes the corresponding front hub motor shaft.

[0013] In another specific embodiment of this utility model, the rear drive wheel includes a rear hub, a rear hub motor fixed inside the rear hub, and a rear tire surrounding the outer surface of the rear hub. A rear hub motor shaft is formed in the middle of one side of the rear hub motor. A rear crossbeam pressure plate is respectively provided below both ends of the rear crossbeam. The rear crossbeam pressure plate is fixed to the rear crossbeam by a set of rear crossbeam pressure plate screws. The rear crossbeam cooperates with the rear crossbeam pressure plate on the corresponding side and clamps and fixes the corresponding rear hub motor shaft.

[0014] In yet another specific embodiment of this utility model, the lower ends of the first shock absorber and the second shock absorber are respectively inclined to one side of the front crossbeam.

[0015] The beneficial effects of this utility model after adopting the above structure are as follows: By adopting a structure in which hub motors directly drive the movement and electric cylinders drive the steering, and by using different equipment on the loading platform to achieve different functions, the disadvantages of traditional tracked drive structures and single functions are eliminated. It achieves fast and flexible movement and steering at a lower cost, and can replace firefighters in firefighting, transportation, and track laying by changing equipment, which greatly reduces the workload and danger of firefighters, as well as reduces production costs and product wear and tear. Attached Figure Description

[0016] Figure 1 This is a three-dimensional structural diagram of one side of an embodiment of the present invention;

[0017] Figure 2 This is a three-dimensional structural diagram of another embodiment of the present invention;

[0018] Figure 3 This is a side view of an embodiment of the present invention.

[0019] In the figure: 1. loading platform, 11. side connector, 12. central connector; 2. front crossbeam, 21. front crossbeam connecting column, 22. front crossbeam hinged lug, 23. steering bearing; 3. front drive wheel mounting beam, 31. front drive wheel mounting beam pressing plate, 311. front drive wheel mounting beam pressing plate screw; 4. rear crossbeam, 41. rear crossbeam pressing plate, 411. rear crossbeam pressing plate screw, 42. electrical control box, 421. electrical control box cover, 43. first shock absorber, 44. second shock absorber; 5. steering mechanism, 51. push cylinder seat, 52. electric push cylinder, 521. push rod, 53. electric push cylinder motor, 54. steering mechanism mounting rod, 55. push rod hinged seat; 6. front drive wheel, 61. front wheel hub, 62. front wheel hub motor, 621. front wheel hub motor shaft, 63. front tire; 7. rear drive wheel, 71. rear wheel hub, 72. rear wheel hub motor, 721. rear wheel hub motor shaft, 73. rear tire; 8. steering battery; 9. drive wheel battery. DETAILED DESCRIPTION

[0020] The specific embodiments of the present application will be described in detail below with reference to the accompanying drawings, but the description of the embodiments is not a limitation on the technical solutions, and any formal but not substantial changes according to the concept of the present application should be regarded as the protection scope of the present application.

[0021] In the following description, the directional or positional concepts of up, down, left, right, front and back are all based on the position shown in the figure, and therefore should not be understood as a special limitation on the technical solutions provided by the present application. Figure 1

[0022] Please refer to Figure 1 , Figure 2 and in combination with Figure 3 , the present application relates to a kind of portable fire-fighting robots, including a loading platform 1, a front crossbeam 2 being arranged at one end below loading platform 1, a front drive wheel mounting beam 3 being rotatably arranged below front crossbeam 2, a rear crossbeam 4 being arranged at the other end below loading platform 1, a steering mechanism 5 being arranged below loading platform 1 and driving front drive wheel mounting beam 3 rotation, a pair of front drive wheels 6 respectively fixed at both ends of front drive wheel mounting beam 3 and a pair of rear drive wheels 7 respectively fixed at both ends of rear crossbeam 4, at least a pair of side connectors 11 and at least a central connector 12 are respectively fixed on the aforementioned loading platform 1, a pair of side connectors 11 and a central connector 12 are respectively shown in the embodiment, and the aforementioned loading platform 1 is used for installing and fixing functional equipment by side connector 11 and central connector 12.The type of the aforementioned functional equipment is not any limitation, which can be one of water cannon, water hose cage, water pump and engine. Different functions are realized by changing the equipment.

[0023] ​The aforementioned loading platform 1 is fixed with a set of front crossbeam connecting columns 21 at positions corresponding to the upper part of the front crossbeam 2, and the aforementioned front crossbeam 2 and the front crossbeam connecting columns 21 are configured to be detachably connected; the aforementioned front crossbeam 2 and the front drive wheel mounting beam 3 are arranged in a spaced manner and connected at the middle position by a steering bearing 23, so as to realize the rotary motion of the front drive wheel mounting beam 3 below the front crossbeam 2. The aforementioned front crossbeam 2 is respectively configured with a pair of front crossbeam hinged ears 22 at positions corresponding to the front crossbeam connecting columns 21, wherein one of the aforementioned front crossbeam hinged ears 22 is hinged with the lower end of the corresponding front crossbeam connecting column 21 along the width direction of the front crossbeam 2, and the remaining front crossbeam hinged ears 22 are respectively hinged with the lower end of the corresponding front crossbeam connecting column 21 along the length direction of the front crossbeam 2, so as to realize the detachable connection of the front crossbeam 2 and the front crossbeam connecting column 21 and avoid the rotary motion of the front crossbeam 2 around the front crossbeam connecting column 21.

[0024] Further, the aforementioned rear crossbeam 4 and the loading platform 1 are fixedly connected through a pair of first shock absorbers 43 and a pair of second shock absorbers 44, the upper end of the aforementioned first shock absorber 43 is hinged with the loading platform 1, and the lower end is hinged with the rear crossbeam 4 along the length direction of the rear crossbeam 4, the upper end of the aforementioned second shock absorber 44 is hinged with the loading platform 1, and the lower end is hinged with the rear crossbeam 4 along the width direction of the rear crossbeam 4, so as to realize the connection and fixation of the rear crossbeam 4 and the loading platform 1 and make the rear crossbeam 4 have the shock absorption function. The lower end of the aforementioned first shock absorber 43 and the second shock absorber 44 is respectively arranged in an inclined manner to one side of the front crossbeam 2.

[0025] In the embodiment, the aforementioned steering mechanism 5 includes a push cylinder seat 51, an electric push cylinder 52 configured on the push cylinder seat 51, an electric push cylinder motor 53 configured on the push cylinder seat 51 and driving the electric push cylinder 52 to work, a steering mechanism mounting rod 54 fixed below the loading platform 1 and hinged with the push cylinder seat 51 at the lower end, and a push rod hinged seat 55 fixed on the front drive wheel mounting beam 3 and deviated from the central position of the front drive wheel mounting beam 3, the aforementioned electric push cylinder 52 is configured with an extendable push rod 521, and the end of the aforementioned push rod 521 is hinged with the push rod hinged seat 55.

[0026] Further, the aforementioned rear crossbeam 4 is fixed with an electric control box 42, the aforementioned electric control box 42 is detachably provided with an electric control box cover plate 421, the aforementioned electric control box 42 is respectively electrically connected with the front drive wheel 6 and the rear drive wheel 7 and the steering mechanism 5, so as to realize the control of the front drive wheel 6 and the rear drive wheel 7 and the steering mechanism 5, the lower part of the aforementioned loading platform 1 is respectively fixed with a steering battery 8 and a drive wheel battery 9, the aforementioned steering battery 8 and the drive wheel battery 9 are respectively electrically connected with the electric control box 42 and respectively supply power to the steering mechanism 5 and the front drive wheel 6, the rear drive wheel 7. The electric control box 42 used to realize the above functions has many disclosures and related applications in the prior art, which will not be described here.

[0027] Please refer to Figure 1 and combine with Figure 2 , the aforementioned front drive wheel 6 includes a front hub 61, a front hub motor 62 fixed in the front hub 61 and a front tire 63 surrounding the outer side of the front hub 61, the middle part of one side of the aforementioned front hub motor 62 is provided with a front hub motor shaft 621, the lower part of both ends of the aforementioned front drive wheel mounting beam 3 is respectively provided with a front drive wheel mounting beam pressing plate 31, the aforementioned front drive wheel mounting beam pressing plate 31 is fixed with the front drive wheel mounting beam 3 through a group of front drive wheel mounting beam pressing plate screws 311, the aforementioned front drive wheel mounting beam 3 is respectively matched with the front drive wheel mounting beam pressing plate 31 of the corresponding side and clamps and fixes the corresponding front hub motor shaft 621; the aforementioned rear drive wheel 7 includes a rear hub 71, a rear hub motor 72 fixed in the rear hub 71 and a rear tire 73 surrounding the outer side of the rear hub 71, the middle part of one side of the aforementioned rear hub motor 72 is provided with a rear hub motor shaft 721, the lower part of both ends of the aforementioned rear cross beam 4 is respectively provided with a rear cross beam pressing plate 41, the aforementioned rear cross beam pressing plate 41 is fixed with the rear cross beam 4 through a group of rear cross beam pressing plate screws 411, the aforementioned rear cross beam 4 is respectively matched with the rear cross beam pressing plate 41 of the corresponding side and clamps and fixes the corresponding rear hub motor shaft 721.

[0028] Please continue to refer to Figures 1 to 3, the robot drives the front wheel hub motor 62 and the rear wheel hub motor 72 through the aforementioned electrical control box 42, and the front wheel hub motor shaft 621 and the rear wheel hub motor shaft 721 are rotated or reversed, and since the aforementioned front wheel hub motor shaft 621 and the rear wheel hub motor shaft 721 are fixed by the front drive wheel mounting beam 3 and the rear cross beam 4, the aforementioned front wheel hub motor 62 and the rear wheel hub motor 72 rotate to drive the front wheel hub 61 and the rear wheel hub 71 to rotate, and the aforementioned front tire 63 and the rear tire 73 are supported on the horizontal ground to roll to realize the forward movement or backward movement of the robot, and the robot drives the electric push cylinder motor 53 to work through the aforementioned electrical control box 42, and the push rod 521 of the electric push cylinder 52 is extended or retracted, and the aforementioned push rod 521 is extended to push the front drive wheel mounting beam 3 to rotate around the steering bearing 23 to realize steering to one side, and the aforementioned push rod 521 is retracted to pull the front drive wheel mounting beam 3 to rotate around the steering bearing 23 to realize steering to the other side. When the robot needs to perform fire extinguishing work, the water cannon is fixed on the loading platform 1 through the aforementioned side connecting piece 11 and the central connecting piece 12, and the water cannon completes the fire extinguishing work through the water supply of the water hose. When the robot needs to perform the work of laying the hose, the hose cage is fixed on the loading platform 1 through the aforementioned side connecting piece 11 and the central connecting piece 12, and the robot lays the hose during the movement to complete the work of laying the hose. When the robot needs to carry the water pump or the engine, the water pump or the engine is fixed on the loading platform 1 through the aforementioned side connecting piece 11 and the central connecting piece 12, and the robot drives to the destination through the cooperation of the aforementioned front drive wheel 6, the rear drive wheel 7 and the steering mechanism 5 and participates in the fire fighting work.

[0029] In summary, the technical scheme provided by the utility model makes up for the shortcomings in the prior art, successfully completes the invention task, and truly realizes the technical effects described by the applicant in the technical effect column above.

Claims

1. A portable firefighting robot, characterized in that: The system includes a loading platform (1), a front crossbeam (2) located at one end below the loading platform (1), a front drive wheel mounting beam (3) rotatably located below the front crossbeam (2), a rear crossbeam (4) located at the other end below the loading platform (1), a steering mechanism (5) located below the loading platform (1) and driving the front drive wheel mounting beam (3) to rotate, a pair of front drive wheels (6) respectively fixed at both ends of the front drive wheel mounting beam (3) and a pair of rear drive wheels (7) respectively fixed at both ends of the rear crossbeam (4), and at least one pair of side connectors (11) and at least one central connector (12) are fixed on the loading platform (1), and the loading platform (1) is used to install and fix functional equipment through the side connectors (11) and the central connector (12).

2. The portable firefighting robot according to claim 1, characterized in that: The functional equipment is one of the following: water cannon, water hose cage, water pump, and engine.

3. A portable firefighting robot according to claim 1, characterized in that: The loading platform (1) has a set of front crossbeam connecting columns (21) fixed at a position corresponding to the front crossbeam (2). The front crossbeam (2) and the front crossbeam connecting columns (21) are detachably connected. The front crossbeam (2) and the front drive wheel mounting beam (3) are spaced apart and connected at the middle position by a steering bearing (23), thereby enabling the front drive wheel mounting beam (3) to rotate below the front crossbeam (2).

4. A portable firefighting robot according to claim 3, characterized in that: Above the front crossbeam (2), at positions corresponding to the front crossbeam connecting column (21), there are a pair of front crossbeam hinge ears (22). One of the front crossbeam hinge ears (22) is hinged to the lower end of the corresponding front crossbeam connecting column (21) along the width direction of the front crossbeam (2). The other front crossbeam hinge ears (22) are respectively hinged to the lower end of the corresponding front crossbeam connecting column (21) along the length direction of the front crossbeam (2), thereby realizing the detachable connection between the front crossbeam (2) and the front crossbeam connecting column (21) and avoiding the rotational movement of the front crossbeam (2) around the front crossbeam connecting column (21).

5. A portable firefighting robot according to claim 1, characterized in that: The rear crossbeam (4) and the loading platform (1) are fixedly connected by a pair of first shock absorbers (43) and a pair of second shock absorbers (44). The upper end of the first shock absorber (43) is hinged to the loading platform (1), and the lower end is hinged to the rear crossbeam (4) along the length direction of the rear crossbeam (4). The upper end of the second shock absorber (44) is hinged to the loading platform (1), and the lower end is hinged to the rear crossbeam (4) along the width direction of the rear crossbeam (4), thereby realizing the connection and fixation between the rear crossbeam (4) and the loading platform (1) and enabling the rear crossbeam (4) to have shock absorption function.

6. A portable firefighting robot according to claim 1, characterized in that: The steering mechanism (5) includes a push cylinder seat (51), an electric push cylinder (52) formed on the push cylinder seat (51), an electric push cylinder motor (53) formed on the push cylinder seat (51) and driving the electric push cylinder (52) to work, a steering mechanism mounting rod (54) fixed below the loading platform (1) and hinged at its lower end to the push cylinder seat (51), and a push rod hinge seat (55) fixed on the front drive wheel mounting beam (3) and offset from the center position of the front drive wheel mounting beam (3). The electric push cylinder (52) is formed with a telescopic push rod (521), and the end of the push rod (521) is hinged to the push rod hinge seat (55).

7. A portable firefighting robot according to claim 1, characterized in that: An electrical control box (42) is fixed on the rear crossbeam (4). An electrical control box cover (421) is detachably provided on the electrical control box (42). The electrical control box (42) is electrically connected to the front drive wheel (6), the rear drive wheel (7), and the steering mechanism (5) respectively, thereby realizing the control of the front drive wheel (6), the rear drive wheel (7), and the steering mechanism (5). A steering battery (8) and a drive wheel battery (9) are fixed below the loading platform (1). The steering battery (8) and the drive wheel battery (9) are electrically connected to the electrical control box (42) respectively and supply power to the steering mechanism (5), the front drive wheel (6), and the rear drive wheel (7).

8. A portable firefighting robot according to claim 1, characterized in that: The front drive wheel (6) includes a front hub (61), a front hub motor (62) fixed inside the front hub (61), and a front tire (63) surrounding the outer surface of the front hub (61). A front hub motor shaft (621) is formed in the middle of one side of the front hub motor (62). A front drive wheel mounting beam pressure plate (31) is respectively provided below both ends of the front drive wheel mounting beam (3). The front drive wheel mounting beam pressure plate (31) is fixed to the front drive wheel mounting beam (3) by a set of front drive wheel mounting beam pressure plate screws (311). The front drive wheel mounting beam (3) cooperates with the front drive wheel mounting beam pressure plate (31) on the corresponding side and clamps and fixes the corresponding front hub motor shaft (621).

9. A portable firefighting robot according to claim 1, characterized in that: The rear drive wheel (7) includes a rear hub (71), a rear hub motor (72) fixed inside the rear hub (71), and a rear tire (73) surrounding the outer surface of the rear hub (71). A rear hub motor shaft (721) is formed in the middle of one side of the rear hub motor (72). A rear crossbeam pressure plate (41) is respectively provided below both ends of the rear crossbeam (4). The rear crossbeam pressure plate (41) is fixed to the rear crossbeam (4) by a set of rear crossbeam pressure plate screws (411). The rear crossbeam (4) cooperates with the rear crossbeam pressure plate (41) on the corresponding side and clamps and fixes the corresponding rear hub motor shaft (721).

10. A portable firefighting robot according to claim 5, characterized in that: The lower ends of the first shock absorber (43) and the second shock absorber (44) are respectively inclined to the side of the front crossbeam (2).

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