CN111653177A - An LPG transport semi-trailer fire fighting teaching equipment - Google Patents

Abstract

The invention relates to a fire-fighting teaching equipment for an LPG transport semi-trailer, comprising: a tank body, two compartment blocking plates perpendicular to the axis of the tank body are fixed inside, and between the two compartment blocking plates A compartment is formed; an emergency cut-off accessory box is communicated with the compartment through a pipeline; a mounting frame is used to support the tank body, and a circumferential direction driving the tank body is arranged between the mounting frame and the tank body A rotating rotary drive mechanism; a fixed frame, which is arranged below the installation frame, and an angle adjustment device is arranged between the fixed frame and the installation frame to adjust the front and rear inclination angles of the installation frame and the tank body.

Description

An LPG transport semi-trailer fire fighting teaching equipment

technical field

The invention relates to a fire-fighting teaching equipment for an LPG transport semi-trailer, and specifically belongs to the technical field of fire-fighting teaching equipment.

Background technique

Liquefied Petroleum Gas (LPG) is a transparent, low-toxicity, colorless gas or yellow-brown oily liquid with a special odor. LPG truck tanker is a special vehicle for transporting LPG. The design pressure of the tank is 1.8-2.2MPa and the design temperature is 50℃. Currently, there are mainly semi-trailer truck tankers and stationary truck tankers used in China. two kinds. In the event of an accident on an LPG transport semi-trailer, professional and careful handling is required to minimize damage. However, the current firefighters are not familiar with the internal structure and operation methods of the LPG transport semi-trailer tank. When encountering related accidents, they often do not know how to deal with them quickly and effectively, resulting in delays in the best rescue time and even causing an accident. A series of bad or even serious consequences.

In view of the above problems, the present invention provides a LPG transport semi-trailer fire fighting teaching equipment, which is designed according to the original real transport tank, the inner and outer structure is the same as the real transport tank, and is designed with a visual window and an external lighting system, which can be seen. To the specific structure inside and outside the tank, a full set of all-true valves, cut-off devices, and safety devices are used to conduct practical learning, achieving a 100% real experience in terms of vision and touch. By configuring pressurized gas cylinders and special joints for fire hoses, real drills can be performed. Quickly guide liquid, drain, etc.; through remote control, the gas phase and liquid phase states of the tank under various postures such as 0~360° and forward tilting, backward tilting and other three-dimensional space postures of the tank can be simulated realistically, and the rollover and tilting can be performed. It can realize the simulation of accidental leakage, including gas phase and liquid phase leakage simulation, etc. It is equipped with a 0.1MPa booster device, which can simulate abnormal conditions such as liquid injection, air injection, and safety valve take-off; it is equipped with a manual emergency cut-off. The accessory box, the hydraulic emergency cut-off accessory box and the emergency cut-off operating mechanism can simultaneously simulate the real action process of the manual and hydraulic emergency cut-off devices, and operate the real scenes such as valve opening and closing, and emptying.

SUMMARY OF THE INVENTION

The technical problem to be solved by the present invention is to provide a LPG transport semi-trailer firefighting teaching equipment that can simulate various unexpected and abnormal real scenarios and conduct real emergency drills.

In order to solve the above problems, the technical scheme adopted by the present invention is:

An LPG transport semi-trailer fire fighting teaching equipment, comprising:

The tank body is fixed with two compartment blocking plates perpendicular to the axis of the tank body, and a compartment is formed between the two compartment blocking plates;

an emergency cut-off accessory box, which is communicated with the compartment through a pipeline;

a mounting frame, used for supporting the tank body, a rotary drive mechanism for driving the tank body to rotate in the circumferential direction is arranged between the mounting rack and the tank body;

The fixing frame is arranged below the installation frame, and an angle adjusting device is arranged between the fixing frame and the installation frame to adjust the front and rear inclination angles of the installation frame and the tank body.

As a further improvement of the present invention, the rotation driving mechanism includes an arc-shaped or annular track arranged outside the tank body, a roller arranged on the mounting frame, and a driving mechanism for driving the roller to rotate , the roller is adapted to the track.

As a further improvement of the present invention, the angle adjustment device includes rotating rods arranged at the left and right ends of the mounting frame, the rotating rods are set on the mounting frame through bearing seats, and the fixing frame is provided with a support for the mounting frame. The support column of the rotating rod, the top of the supporting column is provided with an arc-shaped groove matching the rotating rod, and the mounting frame and the tank can swing back and forth respectively around the two rotating rods as axes; the The angle adjustment device further includes two lifting mechanisms arranged between the fixing frame and the mounting frame, and the two lifting mechanisms are respectively located on the left and right sides of the fixing frame.

As a further improvement of the present invention, the lifting mechanism includes a worm wheel screw lift and a servo motor driving the worm wheel screw lift. The worm wheel screw lift is provided with a horizontal input shaft and a vertical screw, so The bottom of the worm wheel screw lift is hinged with the worm wheel screw lift hinge seat fixed on the fixing frame, and the upper end of the screw rod is hinged with the rotating rod; the servo motor is hinged through the servo motor The seat is hingedly arranged on the fixing frame, and the output shaft of the first servo motor is connected with the input shaft of the worm gear screw lifter.

As a further improvement of the present invention, the angle adjustment device includes suspension brackets arranged on the left and right sides of the middle part of the mounting bracket, and brackets for supporting the suspension brackets are arranged on the fixed bracket, and the suspension brackets and the brackets pass through the brackets. The hinge shafts are hinged together, and the mounting frame and the tank can swing forward and backward around the hinge shaft as a whole; the angle adjustment device further includes a lifting mechanism arranged between the fixing frame and the mounting frame.

As a further improvement of the present invention, the lifting mechanism includes a telescopic oil cylinder hingedly arranged on the fixing frame, the oil cylinder rod, the connecting arm and the supporting arm of the telescopic oil cylinder are hinged to each other, and the other end of the connecting arm is hinged to each other. The other end of the support arm is hinged with the fixing frame.

As a further improvement of the present invention, the emergency cut-off accessory box includes a hand-pull emergency-cut off accessory box and an oil-pressure emergency-cut off accessory box. The second liquid passage is communicated with the bottom of the compartment, and the hand-pull emergency cut-off accessory box and the oil pressure emergency cut-off accessory box are respectively communicated with the top of the compartment through the first and second vent pipes, and the emergency cut off The accessory box is equipped with a special connector for the fire hose.

As a further improvement of the present invention, the tank body is provided with a viewing window and an external lighting system for illuminating the interior of the tank body.

As a further improvement of the present invention, the top of the tank body is provided with a safety valve and a manhole, and an emergency cut-off operating mechanism is provided on the tanker platform at the bottom of the right end of the tank body.

As a further improvement of the present invention, the fire protection teaching equipment is provided with a protective fence outside, and an infrared detection device is arranged in the protective fence to detect the number of internal personnel and prevent personnel from being injured due to equipment failure.

The beneficial effects produced by the above technical solutions are:

The invention provides an LPG transport semi-trailer fire-fighting teaching equipment, which is designed according to the original real transport tank, the inner and outer structure is the same as the real transport tank, and is designed with a visual window and an external lighting system, which can see the inside and outside of the tank The specific structure adopts a full set of full-true valves, cut-off devices, and safety devices to conduct practical learning to achieve a 100% real experience in visual and tactile sense. The pressurized gas cylinder is pressurized, which can be used to practice rapid liquid introduction, drainage, etc.; through remote control, it can realistically simulate the gas phase, In the liquid phase state, carry out full emergency drills for abnormal situations such as rollover and tilt; it can realize accidental leakage simulation, including gas phase and liquid phase leakage simulation, etc.; set up a 0.1MPa booster device, which can simulate liquid injection, air injection, and safety valve take-off It is equipped with a hand-pull emergency cut-off accessory box, an oil pressure emergency cut-off accessory box and an emergency cut-off operating mechanism, which can simulate the real action process of the manual and hydraulic emergency cut-off devices at the same time, and operate the valve opening and closing, emptying and other real scenes.

Description of drawings

In order to illustrate the specific embodiments of the present invention or the technical solutions in the prior art more clearly, the following briefly introduces the accompanying drawings that need to be used in the description of the specific embodiments or the prior art. Obviously, the accompanying drawings in the following description The drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.

Figure 1 is a schematic diagram of the overall structure of the present invention.

FIG. 2 is a schematic view of the front structure of the present invention.

FIG. 3 is a schematic view of the structure of the present invention from the right side.

4 is a schematic cross-sectional structure diagram of the present invention.

FIG. 5 is a schematic structural diagram of the hand-pulled emergency cut-off accessory box in the present invention.

FIG. 6 is a schematic structural diagram of the oil pressure emergency cut-off accessory box in the present invention.

FIG. 7 is a schematic structural diagram of the fixing frame and the mounting frame in the present invention.

FIG. 8 is another structural schematic diagram of the fixing frame and the mounting frame in the present invention.

FIG. 9 is a schematic structural diagram of the mounting frame and the suspension frame in the present invention.

FIG. 10 is a schematic structural diagram of another front view in the present invention.

FIG. 11 is another right-side structural schematic diagram of the present invention.

Figure 12 is a schematic diagram of the structure of the worm gear and screw elevator in the present invention.

FIG. 13 is a schematic structural diagram of the support column and the card seat in the present invention.

FIG. 14 is a schematic structural diagram of the first servo motor in the present invention.

Among them: 1 tank, 2 safety valves, 3 manholes, 4 tracks, 5 rollers, 6 supports, 7 beams, 8 longitudinal beams, 9 suspension frames, 10 supports, 11 fixed frames, 12 telescopic cylinders, 13 cylinder rods, 14 support arm, 15 connecting arm, 16 hand pull emergency cut off accessory box, 17 oil pressure emergency cut off accessory box, 18 pressure gauge, 19 thermometer, 20 gas phase quick fitting, 21 liquid phase quick fitting, 22 fire hose special fitting , 231 manual emergency cut-off device, 232 hand oil pump, 24 coupling, 25 worm gear screw lift hinged seat, 26 worm gear screw lift, 26-1 connecting plate one, 27 screw, 28 input shaft, 29 bearing Seat, 30 rotating rod, 31 supporting column, 32 card seat, 33 arc groove, 34 space hole, 35 servo motor one hinged seat, 36 servo motor one, 36-1 connecting plate two, 37 external lighting system, 38 visual window, 39 compartment blocking plate, 40 vent pipe one, 41 vent pipe two, 42 liquid pipe one, 43 liquid pipe two, 44 servo motor two, 45 pressurized gas cylinder, 46 emergency cut-off control mechanism.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present invention clearer, the invention will be clearly and completely described below in conjunction with specific embodiments. It should be understood that the terms "center", "vertical", "horizontal", "upper" , "bottom", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outer", etc. The positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it should not be construed as a limitation of the present invention.

The two ends/front and rear of the tank body 1 , the mounting frame and the fixing frame 11 in this embodiment, taking FIG. 2 as an example, refers to the left and right ends in FIG. 2 ; The side, taking FIG. 3 as an example, refers to the left and right sides in FIG. 3 ; the circumferential rotation of the tank body 1 means that the axis of the tank body 1 is used as the rotation axis to rotate.

As shown in Figure 1-Figure 14, a LPG transport semi-trailer fire fighting teaching equipment includes:

The tank body 1 has a cylindrical shape with closed ends. Two compartment blocking plates 39 perpendicular to the axis of the tank body 1 are fixed inside, and a compartment is formed between the two compartment blocking plates 39 , the compartment can be filled with water or other liquids, and the compartment and water are used to simulate the tank body 1 and the liquid phase, which greatly reduces the weight of the tank body 1 and facilitates the rollover of the tank body 1. Inclined, and can truly present the inclined state of the liquid phase; the emergency cut-off accessory box is arranged on the tank body 1, including the hand-pull emergency-cut accessory box 16 and the oil pressure emergency-cut accessory box 17, both of which are respectively provided in the Both ends of the tank body 1 are communicated with the compartment through pipelines, and the pipeline includes a ventilation pipe 1 40, a ventilation pipe 2 41, a liquid communication pipe 1 42 and a liquid communication pipe 2 43; The pull emergency cut off accessory box 16 and the oil pressure emergency cut off accessory box 17 are respectively communicated with the bottom of the compartment through the first liquid pipe 42 and the second liquid pipe 43, and the hand pull emergency cut off accessory box 16 and the oil pressure emergency cut off The accessory box 17 is communicated with the top of the compartment through the first ventilation pipe 40 and the second ventilation pipe 41 respectively, and a pressurized gas cylinder 45 is also provided outside the tank body 1. In this embodiment, a nitrogen gas cylinder is used. The gas cylinder 45 is connected to the hand-pull emergency cut-off accessory box 16 and the hydraulic emergency cut-off accessory box 17; in this embodiment, two arc-shaped or annular rails 4 are fixed outside the tank body 1, and the two The rails 4 are located at both ends of the tank body 1 .

A mounting frame is used to support the tank body 1, a rotary drive mechanism for driving the circumferential rotation of the tank body 1 is arranged between the mounting frame and the tank body 1, and the rotary drive mechanism includes a rotary drive mechanism arranged on the tank body 1. An outer arc-shaped or annular track 4, and a roller 5 arranged on the mounting frame and a driving mechanism for driving the roller 5 to rotate, and the roller 5 is adapted to the track 4. In this embodiment, the mounting frame is square and includes two transverse beams 7 and two longitudinal beams 8 . The tank body 1 is arranged above the mounting frame and parallel to the longitudinal beams 8 . The beam 7 is provided with two rollers 5 through the support 6. The rollers 5 are located under both sides of the tank body 1 and are adapted to the rails 4. The rollers 5 are connected to the drive mechanism. In this embodiment , the drive mechanism is the second servo motor 44, the roller 5 is connected to the output shaft of the second servo motor 44, and the roller 5 and the track 4 are provided with anti-skid materials to prevent the roller 5 and the track 4 If sliding occurs between the two, the rubber can be fixed on the outside of the roller 5; the tank body 1 is driven by the servo motor 2 44 to simulate a rollover at any angle within 360°; in this embodiment, the two ends of the mounting frame are A synchronously rotating servo motor 2 44 is connected to the roller 5 , the middle of the track 4 is low, and edges are provided on both sides, and the roller 5 is stuck in the track 4 to prevent it from slipping out of the track 4 .

The fixing frame 11 is arranged below the installation frame, and an angle adjusting device is arranged between the fixing frame 11 and the installation frame to adjust the front and rear inclination angles of the installation frame and the tank body 1 .

As an embodiment, the angle adjustment device includes rotating rods 30 disposed at the left and right ends of the mounting frame, the rotating rods 30 are set on the mounting frame through the bearing seat 29 , and the fixing frame 11 is provided with The support column 31 supporting the rotating rod 30, the top of the supporting column 31 is provided with an arc-shaped groove 33 that is adapted to the rotating rod 30, and the mounting frame and the tank 1 can respectively surround two of the The rotating rod 30 swings back and forth; the angle adjustment device also includes two lifting mechanisms arranged between the left and right ends of the fixing frame 11 and the mounting frame, and the two lifting mechanisms are located on the left and right sides of the fixing frame 11 respectively. . In this embodiment, the lifting mechanism includes a worm wheel screw lifter 26 and a servo motor 36 driving the worm wheel screw lifter 26. The worm wheel screw lifter 26 is provided with a horizontal input shaft 28 and a vertical wire rod. Rod 27, the bottom of the worm wheel screw lift 26 is hinged with the worm wheel screw lift hinge seat 25 fixed on the fixing frame 11, and the upper end of the screw rod 27 is hinged with the rotating rod 30; the The servo motor one 36 is hingedly arranged on the fixing frame 11 through a servo motor one hinge seat 35 , and the output shaft of the servo motor one 36 is connected with the input shaft 28 on the worm gear screw lifter 26 .

In this embodiment, the lifting mechanism includes two worm wheel screw lifts 26, the worm wheel screw lifts 26 are arranged on both sides of the end of the fixing frame 11, and the bottom of the worm wheel screw lift 26 is provided with a connecting plate One 26-1, the connecting plate one 26-1 is hinged with the worm gear lifter hinge seat 25 fixed on the fixing frame 11, and the rotating rod 30 is set on the mounting frame through the bearing seat 29 on the beam 7 at the end; the middle part of the end of the fixing frame 11 is hinged with the connecting plate two 36-1 fixed on the servo motor one 36 through a servo motor one hinge seat 35, and the servo motor one 36 is The two output shafts of the double output shaft motor are respectively connected with the input shafts 28 on the two worm gear lifters 26 at the same end of the fixed frame 11 through the coupling 24; the support column 31 is fixed on the The two ends of the fixing frame 11 are provided with two at one end, which are located between the hinge connection seat 25 of the worm gear screw lifter and the hinge connection seat 35 of the servo motor. The top of the card seat 32 is provided with an arc-shaped groove 33 which is adapted to the rotating rod 30 , and the support column 31 is provided with a receding hole 34 corresponding to the output shaft of the servo motor one 36 . When adjusting the front and rear inclination angles of the mounting frame and the tank body 1, the screw rod 27 of the worm gear screw lifter 26 is driven up and down by the servo motor one 36 at one end of the fixing frame 11, thereby driving the mounting frame and the tank body. 1 This end is lifted and lowered, and the other end of the mounting frame and the tank body 1 rotates with the rotating rod 30 clamped in the arc-shaped groove 33 as the rotating shaft (the servo motor 1 36 at this end does not work), thereby Carry out the adjustment of the inclination angle of the mounting frame and the tank body 1, simulate the adjustment of the inclination angle of the tank body 1, carry out the simulation of the gas phase and liquid phase state under various postures of the tank body 1, and perform rollover, tilt, etc. Emergency drills for abnormal situations. The two worm gear screw lift hinge seats 25 at the same end of the fixed frame 11 coincide with the rotation axes of the hinge joint seat 35 of the servo motor. When adjusting the inclination angle of the mounting frame and the tank body 1, The servo motor one 36 rotates synchronously with the worm gear screw lifter 26 , and the setting of the abdication hole 34 can prevent the output shaft of the servo motor one 36 from interfering with the support column 31 .

As another embodiment, the angle adjustment device includes suspension brackets 9 arranged on the left and right sides of the middle of the mounting bracket, and brackets 10 for supporting the suspension bracket 9 are arranged on the fixing bracket 11 . On each side of the frame 11, two brackets 10 are fixed on both sides of the suspension frame 9, the suspension frame 9 and the bracket 10 are hinged together by a hinge shaft, and the mounting frame and the tank can be integrated around the place. The hinge shaft swings back and forth. The angle adjustment device further includes a lifting mechanism arranged between the fixing frame 11 and the mounting frame. The lifting mechanism includes a telescopic oil cylinder 12 hingedly arranged on the fixing frame 11 . The oil cylinder of the telescopic oil cylinder 12 The rod 13 , the connecting arm 15 and the supporting arm 14 are hinged to each other, the other end of the connecting arm 15 is hinged with the beam 7 of the mounting frame, and the other end of the supporting arm 14 is hinged with the fixing frame 11 even.

The mounting frame and the tank body 1 can be rotated by the hinge shaft at the hinge of the bracket 10 and the hanger 9 as the rotation axis. Telescopic changes the state of the connecting arm 15 and the support arm 14, and drives the mounting frame and the tank body 1 to incline, so as to adjust the inclination angle of the mounting frame and the tank body 1, and carry out various postures of the tank body 1. The gas phase and liquid phase state, and conduct emergency drills for abnormal situations such as rollover and tilt.

The hand pull emergency cut off accessory box 16 and the hydraulic emergency cut off accessory box 17 are respectively arranged on both sides of the tank body 1 . The hand-pull emergency cut-off accessory box 16 is provided with a pressure gauge 18, a thermometer 19, a gas phase quick fitting 20, a liquid phase quick fitting 21 and a manual emergency cut off device 231. The pressure gauge 18 and the thermometer 19 are the same as the The compartments are connected to each other, and a special joint 22 for a fire hose is provided on the gas phase quick fitting joint 20 and the liquid phase quick fitting fitting 21 . The oil pressure emergency cut-off accessory box 17 is provided with a pressure gauge 18, a thermometer 19, a gas phase quick fitting 20, a liquid phase quick fitting 21 and a hand oil pump 232. The pressure gauge 18 and the thermometer 19 are connected to the compartment. Connected to each other, the gas phase quick fitting joint 20 and the liquid phase quick fitting fitting 21 are both provided with a special fitting 22 for a fire hose. The gas-phase quick-fit joint 20 is communicated with the top of the compartment through a vent pipe 1 40 and a vent pipe 2 41 respectively, and the liquid-phase quick-fit joint 21 is connected to the top of the compartment through a liquid pipe 1 42 and a liquid pipe 2 43 respectively. The bottom of the compartment is connected.

In this embodiment, the diameter of the tank body 1 is the same as that of the real transport tank body, and the length is shorter than that of the real transport tank body. There are settings in the body 1, but the vertical setting intervals are correspondingly compressed in space. The left end of the tank body 1 is provided with a viewing window 38 and an external lighting system 37 for illuminating the interior of the tank body 1 . It is designed according to the real transport tank of the original factory, the internal and external structure is the same as the real transport tank, and is designed with a visual window 38 and an external lighting system 37, you can see the internal and external structure of the tank 1, using a full set of full-true valves, cut-off Installations, safety devices, and actual combat learning have achieved a 100% real experience in terms of vision and touch. By configuring the pressurized gas cylinder 45 and the special joint 22 of the fire hose, the pressurized gas cylinder 45 is used to pressurize the liquid when conducting liquid and discharging. speed, can actually practice rapid liquid introduction, drainage, etc.; when the tank body 1 rolls over less than 90°, the pressurized gas cylinder 45 is connected to the gas phase quick fitting 20 for pressurization, and the liquid phase is pressurized. The quick fitting 21 is connected with the special fitting 22 of the fire hose for conducting and draining liquid; when the tank body 1 is turned over by more than 90°, the pressurized gas cylinder 45 is connected with the liquid phase quick fitting 21 for Pressurized, the gas-phase quick-fit joint 20 is connected with the special joint 22 of the fire hose to conduct liquid conduction and drainage.

The servo motor one 36 and the servo motor two 44 are electrically connected to the controller respectively, and through remote control, the gas phase of the tank body under various postures of the tank body under the three-dimensional space postures such as 0-360° and forward tilt and backward tilt can be simulated realistically. , liquid phase, and conduct emergency drills for abnormal situations such as rollover and tilt. Accidental leakage simulation can also be realized, including gas phase, liquid phase leakage simulation, etc. The vent pipe 1 40, the vent pipe 2 41, the liquid pipe 1 42 and the liquid pipe 2 43 are provided with branch pipes and are provided on the branch pipes. Valve, by controlling the opening of the valve, the simulation of gas phase and liquid phase leakage can be realized; the pressurized gas cylinder 45 is connected with the gas phase quick fitting 20, and a 0.1MPa pressurization device is set, so that the air pressure of the compartment is 0.1MPa, which can simulate abnormal states such as liquid spray, air jet, and safety valve jumping. To achieve, the safety valve jumping needs to set the safety valve 2 jumping pressure lower than 0.1MPa in advance, when the given pressure is 0.1MPa, the safety valve 2 jumps automatically.

The top of the tank body 1 is provided with a safety valve 2 and a manhole 3, an emergency cut-off operating mechanism 46 is provided on the tanker platform at the bottom of the right end of the tank body 1, and an anti-wave board is provided inside. By setting the hand-pull emergency cut-off accessory box 16, the hydraulic emergency cut-off accessory box 17 and the emergency cut-off operating mechanism 46 (controlled by manual or oil pressure), the real action process of the manual and hydraulic emergency cut-off devices can be simulated at the same time, and the valve can be operated Real scenes such as opening and closing, emptying, etc. In addition, the emergency cut-off accessory box and the emergency cut-off operating mechanism 46 can also be controlled by pneumatics, simulating pneumatic control. The tank body 1 and the different pipelines in the pull emergency cut off accessory box 16 and the oil pressure emergency cut off accessory box 17 are distinguished by different colors.

The fire protection teaching equipment is provided with a protective fence outside, and an infrared detection device is arranged inside the protective fence to detect the number of internal personnel, and prevent personnel from being injured due to failure when the equipment adjusts its posture.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit them; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that it can still be The technical solutions described in the foregoing embodiments are modified, or some technical features thereof are equivalently replaced; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions in the embodiments of the present invention.

Claims (10)

1. The utility model provides a LPG transportation semitrailer fire control teaching equipment which characterized in that: it includes:

the device comprises a tank body (1), two compartment plugging plates (39) which are vertical to the axis of the tank body (1) are fixedly arranged in the tank body (1), and a compartment is formed between the two compartment plugging plates (39);

the emergency cut-off accessory box is communicated with the separation bin through a pipeline;

the mounting rack is used for supporting the tank body (1), and a rotary driving mechanism for driving the tank body (1) to rotate in the circumferential direction is arranged between the mounting rack and the tank body (1);

the fixing frame (11) is arranged below the mounting frame, and an angle adjusting device is arranged between the fixing frame (11) and the mounting frame and used for adjusting the front and back inclination angles of the mounting frame and the tank body (1).

2. The LPG transportation semitrailer fire fighting teaching device as claimed in claim 1, characterized in that: the rotary driving mechanism comprises a circular arc-shaped or circular ring-shaped track (4) arranged outside the tank body (1), a roller (5) arranged on the mounting frame and a driving mechanism for driving the roller (5) to rotate, and the roller (5) is matched with the track (4).

3. The LPG transportation semitrailer fire fighting teaching device as claimed in claim 1, characterized in that: the angle adjusting device comprises rotating rods (30) arranged at the left end and the right end of the mounting frame, the rotating rods (30) are arranged on the mounting frame through bearing seats (29), supporting columns (3) for supporting the rotating rods (30) are arranged on the fixing frame (11), arc-shaped grooves (33) matched with the rotating rods (30) are formed in the tops of the supporting columns (31), and the mounting frame and the tank body (1) can respectively swing back and forth around the two rotating rods (30) as shafts; the angle adjusting device further comprises two lifting mechanisms arranged between the fixing frame (11) and the mounting frame, and the two lifting mechanisms are respectively positioned on the left side and the right side of the fixing frame (11).

4. The LPG transportation semitrailer fire fighting teaching device as claimed in claim 3, characterized in that: the lifting mechanism comprises a worm gear lead screw lifter (26) and a servo motor I (36) for driving the worm gear lead screw lifter (26), a horizontal input shaft (28) and a vertical lead screw (27) are arranged on the worm gear lead screw lifter (26), the bottom of the worm gear lead screw lifter (26) is hinged with a worm gear lead screw lifter hinged seat (25) fixedly arranged on the fixed frame (11), and the upper end of the lead screw (27) is hinged with the rotating rod (30); the first servo motor (36) is hinged to the fixed frame (11) through a first servo motor hinged seat (35), and an output shaft of the first servo motor (36) is connected with an input shaft (28) on the worm gear lead screw lifter (26).

5. The LPG transportation semitrailer fire fighting teaching device as claimed in claim 1, characterized in that: the angle adjusting device comprises suspension brackets (9) arranged on the left side and the right side of the middle of the mounting rack, a support (10) used for supporting the suspension brackets (9) is arranged on the fixed frame (11), the suspension brackets (9) and the support (10) are hinged together through a hinge shaft, and the mounting rack and the tank body (1) can integrally swing back and forth around the hinge shaft; the angle adjusting device also comprises a lifting mechanism arranged between the fixed frame (11) and the mounting frame.

6. The LPG transportation semitrailer fire fighting teaching device as claimed in claim 5, wherein: elevating system sets up including the hinge telescopic cylinder (12) on mount (11), hydro-cylinder pole (13), linking arm (15) and support arm (14) of telescopic cylinder (12) are articulated each other and are in the same place, the linking arm (15) other end with crossbeam (7) of mounting bracket are articulated, support arm (14) other end with mount (11) are articulated mutually.

7. The LPG transportation semitrailer fire fighting teaching device as claimed in claim 1, characterized in that: the emergency cut-off attachment box comprises a hand-pull emergency cut-off attachment box (16) and an oil-pressure emergency cut-off attachment box (17), wherein the hand-pull emergency cut-off attachment box (16) and the oil-pressure emergency cut-off attachment box (17) are communicated with the bottom of the separation chamber through a first liquid through pipe (42) and a second liquid through pipe (43), the hand-pull emergency cut-off attachment box (16) and the oil-pressure emergency cut-off attachment box (17) are communicated with the top of the separation chamber through a first vent pipe (40) and a second vent pipe (41), and the emergency cut-off attachment box is provided with a special fire hose joint (22).

8. The LPG transportation semitrailer fire fighting teaching device as claimed in claim 1, characterized in that: the tank body (1) is provided with a visual window (38) and an external lighting system (37) for lighting the inside of the tank body (1).

9. The LPG transportation semitrailer fire fighting teaching device as claimed in claim 1, characterized in that: the tank is characterized in that the top of the tank body (1) is provided with a safety valve (2) and a manhole (3), and the tank car platform at the bottom of the right end of the tank body (1) is provided with an emergency cut-off control mechanism (46).

10. The LPG transportation semitrailer fire fighting teaching device as claimed in claim 1, characterized in that: the fire control teaching equipment outside is equipped with the rail guard, be equipped with infrared ray detection device in the rail guard for detect inside personnel's quantity, prevent that equipment from breaking down and causing personnel's injury.

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