67results about How to "Stable and safe lifting" patented technology

The invention discloses an electric turning bed for patients suffering from burns and scalds and a treating method. The electric turning bed is composed of a thermal radiation device, a bed board lifting device, a bed board turning device, a bed board up and down device and a bed board conveying device. The invention further discloses a treatment method by means of the electric turning bed for the patients suffering from the burns and scalds. According to the electric turning bed for the patients suffering from the burns and scalds, the turning mechanism achieves full automatic and semi-automatic control, and use is convenient; after an outer casing is arranged on the equipment, aseptic isolation or special treatment can be adopted inside, non-contact operation can be achieved for both passing in and out, non-contact type turning or changing is achieved, and the situation that the patients are infected with gems carried by medical staff is avoided.

Disclosed is a stacking and unstacking machine for transferring pallets for autoclaved aerated concrete products. The stacking and unstacking machine comprises a rack, a horizontal traveling mechanism, a vertical lifting mechanism and a gripping mechanism, wherein the horizontal traveling mechanism is disposed on the rack; the vertical lifting mechanism is disposed on the horizontal traveling mechanism; the gripping mechanism is disposed at the lower end of the vertical lifting mechanism; the horizontal traveling mechanism can drive the vertical lifting mechanism to move horizontally; the vertical lifting mechanism can drive the gripping mechanism to ascend or descend; the gripping mechanism is used for gripping and releasing the transferring pallets; the vertical lifting mechanism comprises a winding drum and four steel wire ropes which are wound on the winding drum; one end of each steel wire rope is connected with the winding drum, and the other ends of the steel wire ropes are correspondingly connected with the four corners of a gripping rack in the gripping mechanism respectively; the winding drum is driven through a lifting driving device; four gripping hooks are disposed on the lower end face of the gripping rack; the four gripping hooks can simultaneously clamp or release the transferring pallets. The production efficiency is high, the maintaining cost is low, and the demand for automatic safe production can be met.

The invention discloses a sorting device and sorting method of logistics distribution. The sorting device comprises an underbed. A first supporting frame is installed on the upper surface of the underbed. A first connecting rod is fixed to the top of the first supporting frame. A second connecting rod is fixedly installed at the far end of the first connecting rod. Installation plates are fixed toboth the two ends of the second connecting rod respectively. A second motor is installed on the top of each installation plate. A rotary push plate is installed at an output shaft end of each secondmotor. A second supporting frame is further installed on the upper surface of the underbed. A rotary plate shaft is arranged on the top of the second supporting frame. A rotary plate is horizontally fixed to the top end of the rotary plate shaft. Second belt conveyers are arranged on the two sides of a rotary plate respectively and are installed on the outer wall of a shell. A lifting assembly ismovably arranged in the shell. The sorting device is simple in structure, low in production cost, automatic in operation of the whole process, convenient for people to use, compact in overall structural installation, small in occupied space, and convenient for sorted articles to be transferred.

The invention aims to provide a fire fighting rescue vehicle. The fire fighting rescue vehicle comprises a body, an aerial work platform which is provided with a fire extinguishing device, an X-Y hydraulic slipway arranged at the upper end of the body, a rotary table arranged at the upper end of the X-Y hydraulic slipway, a connecting base which is arranged on the rear side of the upper end of therotary table and provided with an escape through hole, a support cylinder hinged to the front side of the upper end of the rotary table, a support frame of which the middle part is hinged to a pistonrod of the support cylinder, an escape route of which the both ends are connected to the connecting base and the rear end of the aerial work platform separately, and four hydraulic lifting arms whichare distributed along the escape route, and the both ends of each hydraulic lifting arm are hinged to the front end of the connecting base and the rear end of the aerial work platform separately; thefirst hydraulic lifting arm and the second hydraulic lifting arm are horizontally arranged side by side, and the third hydraulic lifting arm and the fourth hydraulic lifting arm are vertically aligned; and the both ends of the support frame are connected to the first hydraulic lifting arm and the second hydraulic lifting arm correspondingly. The fire fighting rescue vehicle is high in rescue efficiency of trapped persons, and can also be used for fire extinguishing.

The invention discloses a reversed-V-shaped deflector rod. The reversed-V-shaped deflector rod comprises a steel wire rope, a transmission, a main rod auxiliary fixing frame, a main rod hydraulic jacking, a servo motor, a rotating shaft, a second auxiliary fixing frame and a telescopic leg. The bottom end of a first hydraulic jacking is fixedly provided with a first auxiliary fixing frame. The front side of the first auxiliary fixing frame is provided with the main rod auxiliary fixing frame. According to the reversed-V-shaped deflector rod, a telescopic rod, a second hydraulic jacking and a sealing outer tube are arranged, the telescopic rod can be contracted conveniently, the problem that a common reversed-V-shaped deflector rod cannot be conveniently conveyed and stored owing to the too long length is solved, the servo motor is arranged, automatic lifting is achieved, the problems that when the common reversed-V-shaped deflector rod lifts a telegraph pole, the transmission needs to be rotated by manpower, the manual labor intensity is improved, and the efficiency of lifting is reduced are solved, the main rod auxiliary fixing frame, the first auxiliary fixing frame and the second auxiliary fixing frame are arranged, the ground contact area can be increased, and lifting can be safer and more stable.

The invention discloses a plate-shaped columnar part hanging auxiliary tool for machinery production. The plate-shaped columnar part hanging auxiliary tool comprises a main frame, a top clamp plate and a bottom clamp plate, wherein the top clamp plate is welded at the upper position of the main frame; the bottom clamp plate is welded in the lower part position of the main frame; a clamping screw bolt is screwed and connected in the middle part of the top clamp plate; the bottom of the clamping screw bolt is rotationally matched with a movable clamp head through a bearing; a hanging screw rod is arranged on the main frame in a penetrating way; the top of the hanging screw rod is provided with a columnar material hanging lug; a plate material hanging lug is welded in a position at one end of the top clamp plate; a through screw rod screw hole is formed in the main frame, and is matched with the hanging screw rod. The plate-shaped columnar part hanging auxiliary tool for machinery production has the advantages that the structure is relatively simple; the assembly is convenient; the manufacturing cost is lower; the operation is easy; the plate-shaped columnar part hanging auxiliary tool can be used for hanging plate material parts and columnar parts; the application range is wide; the universality is good; the types of hanging tools used in production and processing workshops can be favorably reduced; the plate-shaped columnar part hanging auxiliary tool is worthy of being popularized.

The invention relates to a carriage for assisting in transporting goods, belonging to the field of vehicle accessories. The carriage comprises a carriage, a partition, a slider, a first rod, a secondrod, a fixing block, a sliding slot a pusher, a hydraulic system, a first power supply, a control box, a manipulator, a fixing sleeve, a rotating shaft, a first motor, a coupling, a roller, a belt, abearing, a door, a second power supply, a second motor, a third rod and a fourth rod. The device realizes layered placement by using partition, and improves the utilization rate of compartment space.By installing a conveyor belt in the door of the vehicle, the lifting of the goods can be facilitated and the goods can be transported into the compartment. By installing a manipulator on the side ofthe vehicle door to realize the auxiliary handling of the goods, the handling cost and time can be saved, and the labor force can be liberated. The rod group is made of high strength steel with high strength and strong bearing capacity. Lifting and lowering of the partition is controlled by the hydraulic system, which is more stable and safer.

The invention discloses a lifting mechanism of a frame splitting machine for industrial aquaculture. The lifting mechanism comprises a lifting body, a sliding block body and a lifting screw rod assembly, wherein the lifting body is connected with the sliding block body, the sliding block body is positioned on the lifting screw rod assembly, and the lifting screw rod assembly drives the lifting body to slide up and down through the sliding block body. According to the lifting mechanism, the overall structural design is ingenious and reasonable, a driving motor drives a lifting screw rod to rotate through a gear conversion box, so that the lifting of the sliding block body is achieved to drive the lifting of the lifting body, the step-by-step separation between a lower culture frame and an upper culture frame stack is achieved, the assembly and disassembly of the culture frame stack is more convenient, the assembly line operation of cocoon collection in the culture frame is achieved, thewhole operation is more automated, and the labor intensity of workers is effectively reduced; and the lifting screw type lifting is adopted, the stability in the lifting process of the lifting body can be effectively guaranteed, the lifting process of the lifting body is more smooth and stable, collision caused by swinging of the lifting body in the lifting process is avoided, and the operation safety performance is improved.

The invention discloses two-layer simple lifting parking equipment. The two-layer simple lifting parking equipment comprises lifting frames, a vehicle carrying plate and a chain transmission device, adriving chain of the chain transmission device is transversely arranged along the vehicle carrying plate, lifting chain wheel sets are arranged on the vehicle carrying plate, and a chain balance system and a steel wire rope balance system are arranged on the lifting frames. According to the two-layer simple lifting parking equipment, the structure is simple, lifting is safe and stable, moreover,the lifting frames with lifting devices are additionally arranged on traditional parking space, so that the double-layer parking of the vehicle is realized, and meanwhile, the stability of the vehiclein the lifting process is ensured by designing the chain balance system and the steel wire rope balance system on the lifting frames.

The invention discloses a mobile lifting type stereo garage in the technical field of stereo garage. The stereo garage comprises a first-floor parking plate, support columns are arranged on front andback sides of the right end of the first-floor parking plate, support cross beams are arranged at left ends, close to tops, of the support columns, lifting columns are arranged in front and back positions of left ends of the support cross beams, a lifting motor is arranged at the top of each lifting column, a motor shaft is arranged at an output end of one side, close to the outer side end surfaceof the corresponding lifting column, of each lifting motor, two groups of fixed pulleys are placed at diagonal corners of the tops of cross plates, the other end of a steel wire rope is fixedly connected with a hook, drive motors are connected with roller drive shafts through matching of bevel gears, and a loading inclination board is arranged on the left side of a mobile lifting parking plate. The device realizes two-layer stereo garage for stereo parking, a drive source adopts a hoist rope and chain system and screw thread lifting, and the stereo garage is safe and stable.

The invention belongs to the technical field of steel coil transport, in particular relates to a coil receiving device for a chain steel coil transport system. The invention is characterized in that the device comprises a foundation, a base, saddles and drive cylinders, wherein, the foundation is arranged at the both sides below a transport chain; the base is mounted on the foundation; both sides of the base are respectively provided with one drive cylinder; the piston rod of each drive cylinder is connected with a saddle, and the two saddles are distributed at the two sides of the transport chain; the saddles are lower than the transport chain when the piston rods of the drive cylinders are not raised, and the saddles are higher than the transport chain when the piston rods of the drive cylinders are raised to a limit position. The invention is capable of putting the steel coil on the transport chain slowly and stably to reduce the impact of the steel coil on the transport chain, so as to protect the transport chain; the saddles are dropped to a lower limit position, the height thereof is lower than the transport chain, and the transport chain runs normally without being influenced; the saddles are V-shaped, the bottom is provided with a lifting guide pillar so that the saddles are stably and safely lifted, and the whole device has a simple and practical structure, and low cost.

The invention provides a manufacturing method of a mold for 3D printing of a sand mold. The manufacturing method comprises the following steps: carrying out three-dimensional design on the mold, and preparing the mold by adopting a sand mold 3D printer; subjecting the printed mold for the sand mold to infiltrating with a reinforcing liquid; and subjecting the mold to numerical control cutting machining to obtain a qualified mold. According to the manufacturing method, structural adaptability is high, weight is light, the casting and machining links of a traditional metal mold are omitted, rapid and low-cost manufacturing of the mold for sand mold casting is achieved, and the manufacturing method can be used for small-batch to medium-batch casting production.

The invention relates to a scissors-type accessible elevating platform, comprising a scissors-type machine frame, an elevating platform, a hydraulic cylinder elevating mechanism and an automatic plate-turnover mechanism. The scissors-type machine frame comprises a bottom frame, a scissors-type inside / outside arm support, an inclined-supporting track, a cam plate and an oil-cylinder roller wheel; the bottom end of the scissors-type inside / outside arm support is installed at the bottom frame, the inclined-supporting track is installed at the hinge position of the scissors-type inside / outside arm support, the cam plate is installed at the arm support and supports the oil-cylinder roller wheel, the oil-cylinder roller wheel is connected with a hydraulic cylinder. The hydraulic cylinder is installed at the upper end of the arm support, and the hydraulic cylinder rod is connected with the oil-cylinder roller wheel. The automatic plate-turnover mechanism comprises a plate-turnover oil cylinder, a plate-turnover oil cylinder support seat, a plate-turnover gas spring, a plate-turnover connecting strip, a plate-turnover connecting strip lug and a turnover plate; the rod of the plate-turnover oil cylinder is connected with the plate-turnover connecting strip and then is connected with the plate-turnover connecting strip lug, one end of the turnover plate is connected with the plate-turnover connecting strip lug, and the plate-turnover gas spring is connected with the turnover plate. The scissors-type accessible elevating platform is driven by hydraulic pressure, and the elevating is smooth and safe; the device is directly installed at the ground, and the pit which is matched with civil construction is not required, the construction is simple and convenient; the maintenance is simple and convenient, and the operation is simple.

The invention discloses a tobacco containing device of a tobacco clamp in a curing barn. The tobacco containing device comprises a rack, lifting devices, conveying devices and straightening devices, wherein the lifting devices, the conveying devices and the straightening devices are arranged on the rack; each conveying device comprises an installation base, a first motor, a driving wheel, a driven wheel, a chain and a first supporting handle used for containing the tobacco clamp; each first motor is fixedly installed at the bottom of the corresponding installation base, each driven wheel is rotationally installed at the upper portion of the corresponding installation base, each driving wheel is fixedly installed on the corresponding first motor and is in transmission connection with the corresponding driven wheel through a chain, and each first supporting handle is fixedly installed on the corresponding chain; and a protection guide rail is arranged on the inner side of each chain and fixedly installed on the corresponding installation base. According to the tobacco containing device, in the process that the chains drive the tobacco clamp to move, the chains are stressed under the supporting and guiding effects of the protective guide rails and cannot generate deformation and movement locus changes, it is guaranteed that the chains smoothly and stably move, and the beneficial effects of being simple in structure, high in transportation stability, safe and reliable are achieved.

The invention discloses a lifting device for a screw hoisting machine, which comprises an upright post support. The upright post support is provided with a left hole and a right hole, a guiding upright post is arranged in the left hole, a lifting spiral screw is arranged in the right hole, and the upright post support is fixedly connected with a carriage. The lifting device adopts the guiding upright post, the lifting screw, and a roller structure for preventing free rotation of a lifting frame. An electric motor with a brake drives the rotating spiral screw through a transmission belt, and then the spiral screw and the upright post support on the upright post drive and lift the carriage, and at the same time, in order to ensure stability of rotating and lifting during lifting of the carriage, four rollers are connected with the upright post support, and the lifting device lifts in channel steel to ensure safe and stable lifting of a charging car.

The invention provides a hanging structure and hanging method of a 3D printing sand core. The hanging method is implemented through the hanging structure, and comprises the following steps of in the design process of the 3D printing sand core, a lifting hole groove is reserved in the sand core, wherein the lifting hole groove is located at the middle upper part of the sand core, and the opening ofthe lifting hole groove is located on the upper surface of the sand core; the lifting hole groove is composed of a lifting appliance loading hole and a lifting appliance supporting groove, the lifting appliance loading hole extends into the sand core, and the lifting appliance supporting groove is out of position with the lifting appliance loading hole but communicates with the tail end of the lifting appliance loading hole; and the lifting hole groove is matched with a lifting appliance, wherein the lifting appliance enters the lifting hole groove from the lifting appliance loading hole andthen is clamped and fixed through the lifting appliance supporting groove, and finally the sand core is lifted through lifting the lifting appliance by external lifting equipment. According to the hanging structure and hanging method of the 3D printing sand core, the problem that a sand core lifting structure cannot be pre-buried in the lifting process of a large-sized 3D printing sand core can beeffectively solved, the lifting hole groove is matched with the the lifting appliance, the lifting process is safe and stable, lifting is convenient, and popularization and utilization can be facilitated.

The invention discloses a crane underframe which comprises a revolving platform, a base, a revolving support which is arranged between the revolving platform and the base, supporting legs which are fixed on the base, and traveling wheels which are arranged on the end parts of the supporting legs, wherein the outer ring of the revolving support is provided with teeth; a revolving locking mechanism of the underframe comprises a U-shaped fork, a pull rod, a locking handle and a limiting blocking block; the revolving locking mechanism and the revolving platform can form a four-rod mechanism comprising a moving pair; the limiting blocking block is provided with ratchets; the locking handle is internally provided with a pressing rod, and pawls matched with the ratchets; each supporting leg is composed of a crossed beam and a stretching leg which are made from rectangular-section-type square pipes; the crossed beams are fixedly connected with the base; the stretching legs are connected with the crossed beams in an inserting manner and then are fixed by tightening bolts. The crane underframe is simple in structure, safe, reliable, high in environment adaptability and convenient to dismount, mount and transport.

The invention relates to a lifting device special for large steel plates, and belongs to the field of hoisting tools. Specifically, the device adopts electromagnet adsorption, and a clamp clamps the edges of the steel plates, so that hoisting is facilitated. The multiple lifting devices are used simultaneously, the safety is improved more greatly, and the work efficiency is improved; the steel plates do not make direct contact with steel wire ropes in the hoisting process, abrasion and strand breaking of the steel wire ropes are avoided, the service life of the steel wire ropes is prolonged, and the potential safety hazards are eliminated; in the hoisting process, the lifting device applies certain locking force on the steel plates, the steel plates are not likely to slide, and the hoisting process is stable and safe; and the overall structure is compact, operation is convenient, safe and fast, the working intensity of workers is reduced, and the personal safety of the workers is ensured.

The invention discloses a protective device for a cleaning machine, comprising a stand, a protective cover and a driving tank which is arranged on the stand and used for driving the protective cover to lift and fall; the protective cover is connected to an expandable end of the driving tank; and more than one guiding mechanism is arranged along the peripheral side of the outer wall of the tank body of the driving tank. The protective device for the cleaning machine, provided by the invention, has the advantages of simple and compact structure, low cost, convenience for installation, good movement stability as well as safety and reliability in working.

The invention belongs to the technical field of aerospace heavy equipment testing, and relates to a large-scale heavy-duty support lifting system; it is composed of a support frame and a mobile platform, a counterweight frame and a counterweight platform, a support rod assembly and a wire rope pulley seat assembly; The motor drives the gear box on the mobile platform, and the rack and pinion structure drives the entire mobile platform to go up and down in the vertical direction at a long distance; For the movement of two degrees of freedom, the designed lifting stroke can reach 13m, and the designed horizontal movement stroke can reach 1m; in order to ensure the stability and safety of lifting, a counterweight platform is added to balance the overall weight of the mobile platform and the load; the horizontal movement is The lead screw is driven by the servo motor to move the support rod assembly in a short horizontal stroke at a low speed; the system is characterized by large load capacity, high motion precision, and high operational safety and stability.

The invention discloses a positioning system used for feeding conveying of a multi-varieties and small-batch part automatic production line. The positioning system comprises a tray, a bearing plate, aroller conveying device, a movable positioning assembly, a lifting positioning device and a fixed positioning assembly. The bearing plate is arranged on the tray. The tray is arranged on rollers of the roller conveying device. The lifting positioning device cooperates with the bearing plate. The movable positioning assembly and the fixed positioning assembly cooperates with the tray. By arrangingtwo tray positioning mechanisms, namely, the movable positioning assembly and the fixed positioning assembly, stability and precision of whole feeding conveying are ensured; through cooperation of the lifting positioning device, fixation compact in structure and high in reliability can be achieved for the two-layer plate type tray. By arranging limiting pin and limiting groove cooperation mechanisms between the tray and the bearing plate, stable fixation between the tray and the bearing plate is ensured, and therefore it is ensured that the subsequent conveying process is stable.

The invention discloses a small crane. The small crane comprises a lifting arm, a lifting rope, a pulley, a lifting basket, an electric lifting device, a lifting arm mounting structure and a lifting arm support structure; the back end of the lifting arm is fixed on a wall through the lifting arm mounting structure; the lifting arm is connected with the lifting arm support structure; the lifting arm support structure is fixed on the wall; one end of the pulley is connected with the electric lifting device through the lifting rope, and the other end of the pulley is connected with the lifting basket; the front end of the lifting arm is downwards inclined, and is connected with an arc guide device; pulley rails are arranged on the lifting arm and the arc guide device; and the pulley is pulledby the electric lifting device to pull the lifting basket to move along the pulley rails. The small crane is simple in structure, lower in cost and convenient to operate and install. A traditional horizontal lifting arm structure is changed to an inclined structure; and the pulley is added above the lifting basket, so that the traditional lifting link is changed from two steps of upward verticalto horizontal to one step of round angle transition to horizontal after vertical ascending.

The invention discloses a paired linear guide rail adjusting device. The paired linear guide rail adjusting device comprises a frame. A pair of linear guide rails a and a pair of linear guide rails b are vertically and symmetrically mounted on the opposite two sides of the frame. Slide ways of the pair of linear guide rails a and the pair of linear guide rails b are each provided with a sliding block in a matched manner. The sliding blocks on the pair of linear guide rails b are each connected with a telescopic structure with a disc spring. The telescopic structures with the disc springs are connected with corresponding lifting frames. Each lifting frame is connected with movable fixed wheel sets through a steel wire rope. The problem that linear guide rails generate lateral deviation due to heavy objects when being used vertically is solved. A paired guide rail adjusting method is easy and convenient to implement.

The invention discloses a construction auxiliary platform for landscaping engineering. The construction auxiliary platform comprises a platform base, an elevator support, a hydraulic elevator, a working platform body and an electric appliance kinetic energy device, the upper surface of the platform base is fixedly at the bottom end of the elevator support, the upper end surface of the elevator support is hinged to the bottom surface of the working platform body, the bottom end surface of the hydraulic elevator is connected to the surface of one side of the elevator support in a bolted mode, the top end surface of the hydraulic elevator is connected to the surface of the other side of the elevator support in a bolted mode, one side of the upper surface of the working platform body is weldedand connected to a maintenance working frame, the maintenance work frame is configured to be of a cuboid structure, a through hole is formed in the surface of one side of the maintenance work frame and is movably connected to a tool storage box through a guide rail, a layer of steel plate is reinforced on the other side of the maintenance work frame, the surface of the other side of the upper surface of the working platform body is welded and connected to a safety guardrail frame, and the upper end of the upper surface of the working platform body is connected to the bottom end surface of a protection plate I through a hinge and is connected to the bottom end surface of a protection plate II through a hinge.

The invention discloses an electric hoisting device for an air duct, comprising: a hoisting frame for carrying the air duct, a guide wheel assembly for supporting and driving the movement of the air duct, a transmission device for driving the movement of the guide wheel assembly, and a A limit device that restricts the movement of the guide wheel assembly after the air duct is lifted in place. The hoisting frame is provided with a guide rail for moving the guide wheel assembly and a limit hole for fixing the limit device. The transmission device is located on one side of the hanger. The transmission device is connected with the guide wheel assembly. The air duct electric hoisting device provided by the invention can meet the requirements of narrow construction space, and the device is efficient and reliable, has good safety performance, and can be widely popularized and applied.

The invention discloses a crane underframe which comprises a revolving platform, a base, a revolving support which is arranged between the revolving platform and the base, supporting legs which are fixed on the base, and traveling wheels which are arranged on the end parts of the supporting legs, wherein the outer ring of the revolving support is provided with teeth; a revolving locking mechanism of the underframe comprises a U-shaped fork, a pull rod, a locking handle and a limiting blocking block; the revolving locking mechanism and the revolving platform can form a four-rod mechanism comprising a moving pair; the limiting blocking block is provided with ratchets; the locking handle is internally provided with a pressing rod, and pawls matched with the ratchets; each supporting leg is composed of a crossed beam and a stretching leg which are made from rectangular-section-type square pipes; the crossed beams are fixedly connected with the base; the stretching legs are connected with the crossed beams in an inserting manner and then are fixed by tightening bolts. The crane underframe is simple in structure, safe, reliable, high in environment adaptability and convenient to dismount, mount and transport.

The purpose of the present invention is to provide a fire rescue vehicle. A fire rescue vehicle, comprising: a car body, a high-altitude working platform equipped with a fire extinguishing device, an X-Y hydraulic slide table arranged at the upper end of the car body, a turntable arranged at the upper end of the X-Y hydraulic slide table, and behind the upper end of the turntable The side is equipped with a connecting seat with an escape through hole, a supporting cylinder hinged with the front side of the upper end of the turntable, a support frame hinged at the middle with the piston rod of the supporting cylinder, and an escape channel connected with the connecting seat and the rear end of the aerial work platform at both ends. Four hydraulic lifting arms are distributed along the escape passage and the two ends are respectively hinged with the front end of the connecting seat and the rear end of the aerial work platform; the first hydraulic lifting arm and the second hydraulic lifting arm are arranged side by side horizontally, and the third hydraulic lifting arm and The fourth hydraulic lifting arm is vertically aligned and arranged; the two ends of the support frame are connected with the first hydraulic lifting arm and the second hydraulic lifting arm in one-to-one correspondence. The fire rescue vehicle has high efficiency in rescuing trapped persons and can also take into account fire fighting.