CN105080016A - Special transport car for high-rise building fire rescue system - Google Patents

Abstract

The utility model relates to a special transport vehicle for a high-rise fire-fighting and rescue system, which belongs to the technical field of fire-fighting and rescue. Including chassis, sub-frame, car group, assembly and disassembly equipment and on-board generator. During transportation, the car group, assembly and disassembly equipment and on-board generator are respectively fixed on the sub-frame, and the sub-frame is fixed on the On the main beam of the chassis, the assembly and disassembly equipment includes a slewing mechanism, a luffing mechanism, a telescopic boom and a spreader. One end of the telescopic boom is connected to the spreader, and the other end is connected to the luffing mechanism. Above the mechanism, the base of the slewing mechanism is located between the car group and the on-board generator. In the transportation state, the telescopic boom is placed above the car group, and the end is connected to the car group. The rescue car is powered. The invention quickly transports the rescue car group to the fire building when a fire occurs, and completes the rapid docking of the car group and the wall guide rail without the assistance of other equipment, so as to ensure the efficient and reliable operation of the entire fire rescue system.

Description

High-rise building fire rescue system special transport vehicle

technical field

The invention belongs to the technical field of firefighting and rescue, in particular to a special transport vehicle for high-rise building firefighting and rescue systems.

technical background

With the advancement of my country's urbanization process, the number of high-rise buildings has increased, and the difficulty of fire rescue has increased. At present, the commonly used elevating fire-fighting equipment cannot meet the needs of high-rise fire-fighting and rescue, and the high-rise building fire-fighting and rescue system is proposed under this background.

The fire rescue system of high-rise and super high-rise buildings relies on the rescue car group to climb along the preset guide rail of the wall to implement fire rescue. The rescue car group is a box structure with an overall size of 3480×1900×1300 and a weight of 1040kg. Before the rescue, the car group needs to be transported to the building on fire, and the connection between the car group and the preset guide rail of the wall is completed on site. During the fire rescue process, the car group is continuously powered, and the car group is recovered after the rescue. At present, there is still no special transport vehicle integrating loading, continuous power supply and hoisting for high-rise building fire rescue car groups. Moreover, it is difficult to adjust the pose of the car group by using traditional hoisting equipment to achieve accurate docking.

Contents of the invention

In view of the above-mentioned existing technical problems, the present invention provides a special transport vehicle for high-rise building fire-fighting and rescue systems.

In order to achieve the above object, the technical scheme of the present invention is as follows:

A special transport vehicle for a high-rise fire rescue system, including a chassis, a sub-frame, a car group, assembly and disassembly equipment, and an on-board generator. During transportation, the car group, assembly and disassembly equipment, and on-board generator are respectively fixed on the sub-frame , the subframe is fixed on the main beam of the chassis through U-shaped bolts. The assembly and disassembly equipment includes a slewing mechanism, a luffing mechanism, a telescopic boom and a spreader. One end of the telescopic boom is connected to the spreader, and the other end is connected to the Luffing mechanism, the luffing mechanism is placed on the slewing mechanism, the base of the slewing mechanism is located between the car group and the on-board generator, the telescopic boom is placed above the car group in the transportation state, and the end is connected to the Connected, during rescue, the rescue car is powered by the on-board generator.

Further, the luffing mechanism includes a rotating column and a luffing oil cylinder. The rotating column includes a bottom plate, two side plates and a plurality of square tubes, and a frame structure is formed by welding the two side plates and a plurality of square tubes. One end of the frame structure is the bottom plate , the other end is hinged to the telescopic boom through the side plate, one end of the luffing cylinder is hinged to the bottom plate, and the other end is hinged to the telescopic boom, and the range of the boom’s pitching motion is 0 to 90 through three hinge points. °.

Further, the telescopic boom includes two parts, the base section and the telescopic section, which are mutually fitted. The two adopt a single-stage telescopic method. The lug plates are welded on both sides of the basic section to connect the rescue car group. The end of the telescopic section It is a bent structure, through which the lifting point is at the center of the top of the car group; a lifting mechanism is set in the telescopic joint to realize the lifting of the boom.

Further, the lifting mechanism includes a lifting cylinder and a lifting trolley, one end of the lifting cylinder is connected to the inner wall of the expansion joint, and the other end is connected to a lifting trolley sliding along the interior of the expansion joint, and the lifting trolley is connected to the control car through a wire rope. The spreader for lifting and lowering the car group.

Further, the lifting trolley is equipped with a slider III that cooperates with the inner wall of the expansion joint, and the trolley guides along the inner wall of the expansion joint, and a pulley is installed at the end of the lifting trolley, and the trolley is connected with the piston rod of the lifting cylinder by a pin , through the lifting cylinder to drive the lifting trolley to make a linear motion along the inside of the telescopic joint.

Further, a guide frame is installed at the telescopic joint end of the telescopic boom, and two guide tubes are arranged on the guide frame, and the steel wire rope passes through the guide frame to pull the spreader; The aluminum alloy pressure head with two guide tubes is mounted on the frame. When lifting the rescue car, the aluminum alloy pressure head is guided and fixed by the guide frame, and the lifting cylinder is tightened to fix the spreader.

Further, the hanger is a beam structure, including a middle beam, an ear plate, a buckle plate and a connecting pin, and two pairs of lug plates are respectively welded at both ends of the middle beam, and the ear plate is connected to the car through the buckle plate and the connecting pin. On the railing on the top of the car group, the steel wire rope aluminum alloy pressure head matched with the guide frame upper guide is fixed on the middle beam.

Further, the hoisting wire ropes are two in parallel, and their winding methods are the same. One end of the wire rope is fixedly connected to the connecting pin shaft I, first bypasses the pulley of the lifting trolley, then bypasses the pulley block at the arm end, and finally passes through the guide The frame is connected to the hanger.

Further, the chassis includes a chassis main beam and a hydraulic pump installed under the chassis main beam, a power take-off and an engine transmission. The engine transmission is connected to the hydraulic pump through the power take-off, and the hydraulic pumps are respectively connected to the slewing support hydraulic pressure The motor, the luffing cylinder, the telescopic cylinder and the lifting cylinder of the telescopic boom; the power is taken from the chassis engine through the power take-off as the driving force of the hydraulic system of the disassembly equipment.

The present invention has the following advantages:

1. The present invention can quickly transport the rescue car group to the fire place when a fire breaks out in a high-rise building, and complete the rapid docking of the rescue car group and the wall guide rail without the assistance of other equipment, and supply power to the car group , to ensure the efficient and reliable operation of the entire fire rescue system.

2. The present invention makes full use of the chassis resources, and uses the chassis engine power as the power to drive the hydraulic system of the assembly and disassembly equipment to realize the installation and disassembly of the rescue car. The invention is equipped with a vehicle-mounted diesel generator, which provides a stable power supply for the operation of the car group through the sliding wire groove, so that the car is not limited by power during the rescue process.

3. The present invention adopts the lifting arm of the assembly and disassembly equipment to fix the car group, and uses the luffing mechanism to realize the car group from horizontal to vertical, which simplifies the installation process of the car group. The present invention adopts two steel wire ropes to suspend the car group, and manually assists the docking, so that the firefighters can more easily control the position and posture of the car group, the docking is more stable, and the purpose of accurate docking is simply and easily achieved. The lifting arm end of the assembly and disassembly equipment of the present invention is equipped with a guide frame. When the car group is recovered, the guide frame guides and fixes the spreader, which simplifies the recovery process of the car group.

4. The present invention aims to solve the problems of rescue car transportation, installation and disassembly, and power supply in high-rise building fire rescue systems, and researches special transport vehicles, which is conducive to the efficient and reliable operation of the entire rescue system, improves the execution ability of the rescue system, and enables high-rise building fire rescue The system is more complete, which is of great significance to the protection of people's lives and property safety.

Description of drawings

Fig. 1 is the overall structure diagram of the present invention;

Fig. 2 is a structural diagram of rescue car assembly and disassembly equipment;

Fig. 3 is a schematic diagram of the rotary mechanism in Fig. 2;

Fig. 4 is a schematic diagram of the structure of the boom foundation section in Fig. 2;

Fig. 5 is a schematic diagram of the external structure of the telescopic joint of the boom in Fig. 2;

Fig. 6 is a schematic diagram of the internal structure of Fig. 5;

Fig. 7 is a schematic diagram of the connection structure between the spreader and the top railing of the car group in Fig. 1;

Fig. 8 is a schematic structural diagram of the sub-frame in Fig. 1;

The structural schematic diagram of the chassis in Fig. 9 Fig. 1;

Fig. 10 is a schematic diagram of the vertical chassis of the boom during the assembly and disassembly process of the present invention;

Fig. 11 is a schematic diagram of car group docking in the assembly and disassembly process of the present invention;

Fig. 12 is a schematic diagram of the power supply operation of the car group of the present invention;

Fig. 13 (a), (b) is the schematic diagram of the recovery process of the car group of the present invention;

Fig. 14 is a schematic diagram of the wire rope winding method of the hoisting mechanism of the present invention.

In the picture:

1. transport vehicle, 101. on-board generator, 102. car group,

2. Assembly and disassembly of equipment,

3. Slewing mechanism, 301. Rotary column, 302. Slewing support, 303. Base, 304. Hydraulic motor, 305. Luffing cylinder;

4. Basic section, 401. Slider Ⅰ;

5. Telescopic joint, 501. Slide block II, 502. Cover plate, 503. Pulley block, 504. Rope retaining rod, 505. Telescopic oil cylinder, 506. Lifting oil cylinder, 507. Lifting trolley, 508. Positioning block, 509. Slide block III, 510. pulley, 511. guide frame, 512. guide tube, 513. connecting pin shaft I, 514. mounting frame;

6. Chassis, 601. Engine transmission, 602. Power take-off, 603. Hydraulic pump, 604. Chassis main beam;

7. Spreader, 701. Middle beam, 702. Ear plate, 703. Pressure head, 704. Buckle plate, 705. Top railing of car group, 706. Connecting pin II;

8. Subframe, 801. On-board motor connecting plate, 802. Subframe weldment, 803. Bracket platform;

9. Pin shaft Ⅰ, 10. Positioning plate Ⅰ, 11. Pin shaft Ⅱ, 12. Positioning plate Ⅱ.

Detailed ways

The present invention will be described in further detail below in conjunction with the embodiments and accompanying drawings.

Embodiment: as shown in Fig. 1-Fig. 3, the present invention comprises chassis 6, auxiliary frame 8, car group 102, assembly and disassembly equipment 2 and vehicle-mounted generator 101, during transportation, car group 102, assembly and disassembly equipment 2 and the on-board generator 101 are respectively fixed on the sub-frame 8, and the sub-frame 8 is fixed on the chassis girder 604 through U-shaped bolts; and the spreader 7, one end of the telescopic boom is connected to the spreader 7, and the other end is connected to the luffing mechanism, the luffing mechanism is placed on the slewing mechanism 3, and the base 303 of the slewing mechanism 3 is located at the car group 102 and the vehicle-mounted generator 101 Between, under the transportation state, the end of the telescopic boom is placed above the car group 102, and the end is connected with the car group 102. During rescue, the rescue car is powered by the on-board generator. The subframe 8 includes the subframe weldment and the bracket platform. During transportation, the rescue car group 101 is placed on the bracket platform of the subframe 8 with the side where the climbing gear is installed, and is passed through the lifting arm. The car group 102 is fixed, and the output port of the vehicle-mounted generator 101 is connected to the wall pre-buried sliding wire groove through cables to provide power for the normal operation of the car group 102.

As shown in Figure 3, the luffing mechanism includes a rotating column 301 and a luffing oil cylinder 305, the rotating column 301 includes a bottom plate, two side plates and a plurality of square tubes, and the frame structure is formed by welding the two side plates and a plurality of square tubes, One end of the frame structure is the bottom plate, and the other end is hinged to the telescopic boom through the side plate. One end of the luffing cylinder 305 is hinged to the bottom plate, and the other end is hinged to the telescopic boom. The boom is realized through three hinge points. The range of pitch motion is 0~90°.

The slewing mechanism 3 includes a slewing support 302 and a base 303 , the outer ring of the slewing support 302 is connected to the bottom plate of the rotating column 301 , and the inner ring is connected to the base 303 . Among them, the slewing support 302 is an existing purchased part, which is driven by a hydraulic motor 304. The rotating column 301, the luffing cylinder 305 and the boom constitute a luffing mechanism. The boom is raised from being parallel to the plane of the chassis 6 to being perpendicular to the plane of the chassis 6 .

As shown in Figure 2, Figure 4-6, the telescopic boom consists of two parts, the base section 4 and the telescopic section 5, which are mutually fitted. Connecting the rescue car group 102, the end of the telescopic joint 5 is a bent structure, through which the lifting point is located at the center of the top of the car group 102. The mutual nesting sections of the basic section 4 and the telescopic section 5 are respectively provided with sliders I 401 and Ⅱ 501 for support, a hoisting mechanism is provided in the telescopic section 5 to realize the lifting of the boom, and a telescopic mechanism is provided in the basic section 4 to realize lifting. Telescoping of the heavy arm. The slider group composed of the slider I401 and the slider II501 is detachable, and after dismantling, the expansion joint 5 can be installed into the basic joint 4, and the telescopic sliding is performed through the slider group.

As shown in Figure 6, the telescopic mechanism is a telescopic oil cylinder 505. The piston end of the telescopic oil cylinder 505 is connected to the base section 4. The cylinder end of the telescopic oil cylinder 505 is placed in the telescopic section 5 and connected to the inner wall of the telescopic section 5. 4. A positioning block 508 is arranged at the place where the telescopic oil cylinder 505 is connected to limit the movement stroke of the telescopic oil cylinder 505; The other end is connected to the lifting trolley 507 that slides along the inside of the expansion joint 5, and the lifting trolley 507 is connected to the spreader 7 that controls the lifting of the car group 102 through a wire rope. An opening for installing a lifting oil cylinder 506 is provided on the telescopic joint 5, on which a cover plate 502 is installed. The lifting trolley 507 is equipped with a slider III 509 that cooperates with the inner wall of the telescopic joint to facilitate the trolley to guide along the inner wall of the telescopic joint 5; the end of the lifting trolley 507 is equipped with a pulley 510, and the trolley uses a pin shaft and a piston of the lifting cylinder. The rods are connected, and the lifting trolley 507 is driven by the lifting cylinder 506 to move linearly along the inside of the expansion joint 4 .

As shown in Figure 6, a guide frame 511 is installed at the telescopic joint 5 ends of the telescopic jib, and two conduits 512 are arranged on the guide frame 511, and the wire rope passes through the guide frame 511 to draw the spreader 7; The tool 7 is equipped with an aluminum alloy pressure head 703 extending into the two conduits 512 on the guide frame 511. When the spreader 7 is lifted, the aluminum alloy pressure head 703 is guided and fixed through the guide frame, and the lifting cylinder 506 is used to guide and fix the aluminum alloy pressure head 703. The pulling force is tightened and positioned, and the spreader 7 is fixed. The steel wire rope is tightened by the lifting cylinder 505, and the aluminum alloy pressure head 703 is fixed on the guide frame 511, thereby fixing the top of the car group 102. There are connecting lugs on both sides of the foundation section 4, and the lugs can be fixed with the connecting lugs at the bottom of the car group 102 by pin shafts, so as to fix the bottom of the car group 102. Thus, the car group 102 is fixed on the boom, and can move with the boom in luffing.

As shown in Fig. 5-Fig. 7 and Fig. 14, there are two hoisting wire ropes arranged side by side, and the winding methods are the same. One end of each wire rope is fixedly connected with the connecting pin shaft I 513, first bypasses the lifting trolley pulley 510, then bypasses the arm end pulley block 503, and finally passes through the guide frame 511 to be connected with the spreader 7. The end that steel wire rope is connected with suspender 7 is aluminum alloy indenter 703. Thus, the stretching amount of the hoisting wire rope can be controlled through the expansion and contraction of the lifting cylinder 506, and the relationship between the sling 7 and the guide frame 511 can be fixed by tightening the wire rope. Two groups of pulleys of the pulley block 503 are installed on the telescopic joint arm end and the guide frame 511 respectively, and a rope stop bar 504 is set on the mounting frame 514 near the guide frame 511 end to prevent the wire rope from falling off.

As shown in Figure 7, the hanger 7 is a beam structure, including a middle beam 701, an ear plate 702, a buckle plate 704 and a connecting pin 706, and two pairs of ear plates 702 are respectively welded to the two ends of the middle beam 701. 702 is connected on the top railing 705 of the car group through the buckle plate 704 and the connecting pin shaft 706, and the steel wire aluminum alloy pressure head 703 matched with the guide frame 511 upper guide tube 512 is fixed on the middle part of the middle beam 701. When working, the middle part of the middle beam is suspended by two wire ropes, and the car group 102 can be promoted by people to change the posture of the car group 102 during suspension. The two steel wire ropes better control the posture of the car group 102, and are stable and reliable during docking, meeting the requirements for docking the car group 102 with the wall guide rail. The railing 705 on the top of the car group is placed in the groove of the ear plate 702 of the spreader, and the railing and the spreader 7 are fixed by the buckle plate 704 . The two ends of the buckle plate 704 are fixed with the connecting pin shaft II 706 and the lug plate 702. The connecting pin shaft II 706 can be disassembled. After the hoisting is completed, the connecting pin shaft II 706 is removed, the buckle plate 704 is opened, and the spreader 7 can be taken off. After the rescue is finished, the hanger 7 and the car group top railing 705 are fixed again, and the car group 102 is recovered.

As shown in Figure 8, the chassis includes a chassis main beam 604 and a hydraulic pump 603 installed below the chassis main beam 604, a power take-off 602 and an engine transmission 601, and the engine transmission 601 is connected to the hydraulic pump 603 through the power take-off 602 , the hydraulic pump 603 is respectively connected to the slewing support hydraulic motor 304 of the slewing mechanism 3, the luffing oil cylinder 305, and the telescopic oil cylinder 505 and the lifting oil cylinder 506 of the telescopic boom; The driving force of the hydraulic system of the equipment.

As shown in Fig. 10, Fig. 11 and Fig. 13, when the car group 102 is installed in the present invention, the boom is luffed to be perpendicular to the chassis plane, and the connecting ear plate fixing pin at the bottom of the car group is removed, leaving the top of the car group The railing 705 is connected with the spreader 7 . Adjust the slewing mechanism 3 and the telescopic oil cylinder 505 so that the car group 102 is positioned above the docking position of the car group. The lift cylinder 506 controls the lifting of the car group 102, so that the spreader 7 is detached from the guide frame 511, the car group 102 is in a state of wire rope suspension, and the car group 102 is manually pushed to dock with the guide rail. After the docking is successful, the spreader 7 is removed, and the docking ends.

As shown in FIG. 12 , after the docking of the car group 102 is completed, adjust the special transport vehicle to a position that does not hinder the normal operation of the car group 102 . The on-board generator 101 is connected to the power interface of the wall sliding wire groove through the power transmission cable, and the on-board generator 101 can be started to supply power for the normal operation of the car group 102 . After the rescue is over, turn off the on-board generator 101 and take back the cables.

As shown in Figures 10, 11, and 13, when the car group 102 is recovered, the hanger 7 is reconnected with the car group 102, and the car group 102 breaks away from the wall guide rail. The hoisting oil cylinder 505 tightens the wire rope, so that the spreader 7 is combined with the guide frame 511 and fixed. Adjust the slewing mechanism 3, the telescopic oil cylinder 506 and the luffing mechanism so that the boom is perpendicular to the plane of the chassis 6 again. Utilize the bearing pin to fix the car group 102 bottom connecting lugs and the telescopic boom again, thus, the car group 102 and the telescopic boom are fixed again. Adjust the luffing mechanism, place the car group 102 on the bracket platform, and return to the transport state.

Claims (9)

1. A high-rise fire rescue system special transport vehicle is characterized in that: it comprises chassis, auxiliary frame, car group, assembly and disassembly equipment and vehicle-mounted generator, and during transportation, the car group, assembly and disassembly equipment and vehicle-mounted generator are respectively It is fixed on the sub-frame, and the sub-frame is fixed on the main beam of the chassis through U-shaped bolts. The assembly and disassembly equipment includes a slewing mechanism, a luffing mechanism, a telescopic boom and a spreader, and one end of the telescopic boom is connected to The other end of the spreader is connected to the luffing mechanism. The luffing mechanism is placed on the slewing mechanism. The base of the slewing mechanism is located between the car group and the on-board generator. In the transportation state, the telescopic boom is placed above the car group. The end is connected with the car group, and the rescue car is powered by the on-board generator during rescue. 2. The special transport vehicle for high-rise fire rescue system according to claim 1, characterized in that: the luffing mechanism includes a rotary column and a luffing oil cylinder, the rotary column includes a bottom plate, two side plates and a plurality of square tubes, and is composed of two The side plate and a plurality of square tubes are welded to form a frame structure. One end of the frame structure is the bottom plate, and the other end is hinged to the telescopic boom through the side plate. One end of the luffing cylinder is hinged on the bottom plate, and the other end is hinged on the telescopic boom. , through three hinge positions to realize the range of jib pitching motion is 0 ~ 90 °. 3. The high-rise fire rescue system special transport vehicle according to claim 1 or 2, characterized in that: the telescopic boom includes two parts, a base joint and a telescopic joint, which are mutually fitted, and the two adopt a single-stage telescopic mode, and the base The ear plates are welded on both sides of the joint to connect the rescue car group. The end of the telescopic joint is a bent structure, through which the lifting point is at the center of the top of the car group; a hoisting mechanism is installed in the telescopic joint Realize the lifting of the boom. 4. The special transport vehicle for high-rise fire rescue system according to claim 3, characterized in that: the lifting mechanism includes a lifting cylinder and a lifting trolley, one end of the lifting cylinder is connected to the inner wall of the expansion joint, and the other end is connected to the inner wall of the expansion joint. The lifting trolley slides inside the expansion joint, and the lifting trolley is connected to the sling that controls the lifting of the car group through a steel wire rope. 5. The special transport vehicle for high-rise fire rescue system according to claim 4, characterized in that: the lifting trolley is equipped with a slider III that cooperates with the inner wall of the expansion joint, and the trolley guides along the inner wall of the expansion joint, and the end of the lifting trolley is lifted. Pulleys are installed at the top, and the trolley is connected with the piston rod of the lifting cylinder through the pin shaft, and the lifting cylinder drives the lifting trolley to move linearly along the inside of the expansion joint. 6. The special transport vehicle for high-rise fire rescue system according to claim 4, characterized in that: a guide frame is installed at the telescopic joint end of the telescopic boom, and the guide frame is provided with two conduits through which the wire rope passes The guide frame pulls the spreader; the spreader has an aluminum alloy pressure head extending into the two guides on the guide frame. When the spreader lifts the rescue car, the aluminum alloy pressure head is guided and fixed by the guide frame. The spreader is tightened and fixed by the lifting cylinder. 7. According to claim 1 or 6, the high-rise fire rescue system special transport vehicle is characterized in that: the spreader is a beam structure, including a middle beam, an ear plate, a buckle plate and a connecting pin, and the two ends of the middle beam Two pairs of lug plates are welded separately, the lug plates are connected to the top railing of the car group through the gusset plate and the connecting pin shaft, and the aluminum alloy pressure head of the steel wire rope matched with the guide frame upper guide is fixed on the middle beam. 8. The special transport vehicle for high-rise fire rescue system according to claim 6, characterized in that: two hoisting wire ropes are arranged side by side, and their winding methods are the same, and one end of the wire rope is fixedly connected to the connecting pin shaft I, and first bypasses Lift the pulley of the trolley, then go around the pulley block at the arm end, and finally pass through the guide frame and connect with the spreader. 9. The high-rise fire rescue system special transport vehicle according to claim 1, characterized in that: the chassis includes a chassis girder and a hydraulic pump installed below the chassis girder, a power take-off and an engine transmission, and the engine transmission passes through The power take-off is connected to the hydraulic pump, and the hydraulic pump is respectively connected to the slewing support hydraulic motor of the slewing mechanism, the luffing cylinder, the telescopic cylinder and the lifting cylinder of the telescopic boom; the power is taken from the chassis engine through the power take-off as a disassembly device The driving force of the hydraulic system.