A convenient rescue transport vehicle with oxygen cylinder

Abstract

The present invention relates to the technical field of vehicle-mounted tools, and specifically to a rescue and transport vehicle conveniently carrying oxygen cylinders, including a tank storage component fixedly connected to a carriage and its inner side wall, the tank storage component including a vertical tank plate, a tank placement group is detachably provided below the top of the vertical tank plate, and a tank transport group for supporting the oxygen cylinder to be suspended, lifted and positioned is provided behind the tank placement group. The present invention ensures the safety of its storage by providing a tank placement group and using an upper jacket and a bottom jacket to cooperate to quickly clamp the oxygen cylinder; and by providing a tank transport group, the tank transport box is pushed to move out of the tank placement rack and extend to the rear of the carriage, and the tank placement group descends to the ground under the gravity of the oxygen cylinder, and during the descent, a plurality of spring sheets are compressed by a pressure rod to form an upward rebound force to obtain a buffer; at this time, the fixed frame rod moves forward and is inserted into the positioning hole for positioning, so as to avoid the rebound of the tank placement rack, so as to replace the oxygen cylinder, and when the oxygen cylinder is lifted, a lifting force can also be obtained with the help of the elastic group, thereby improving the safety and operability of the replacement.

Description

Technical Field

[0001] The invention relates to the technical field of vehicle-mounted tools, in particular to a rescue transport vehicle conveniently equipped with an oxygen cylinder. Background Art

[0002] The rescue transport vehicle is an ambulance, which plays the role of transporting patients during medical emergency. In order to treat patients during transportation, the car will be equipped with oxygen cylinders for oxygen supply; oxygen cylinders are key medical equipment and standard equipment on rescue transport vehicles. The convenience of their transportation and storage is crucial to the treatment of patients. The traditional way of transporting oxygen cylinders has many inconveniences. They are pushed to the rear of the car with a cart, and then moved up together and tilted and rolled to a fixed position in the car. Manual transportation is labor-intensive and easily damaged during transportation. At the same time, most of the nurses who go out for rescue are female nurses, who have limited strength, making it more laborious and unsafe to transport oxygen cylinders. Summary of the invention

[0003] In order to overcome the defects in the prior art, the purpose of the present invention is to provide a rescue transport vehicle that is convenient to carry an oxygen cylinder to solve the problems raised in the above background technology.

[0004] To achieve the above-mentioned purpose, the present invention provides a rescue transport vehicle conveniently carrying oxygen cylinders, comprising a tank storage member fixedly connected to a vehicle compartment and an inner side wall thereof, wherein the tank storage member comprises an inverted L-shaped tank stand plate, a tank placing group is detachably provided below the top of the tank stand plate, and a tank transporting group for supporting the tank placing group to be suspended, lifted and positioned is provided behind the tank placing group; the tank placing group comprises a tank placing rack for standing and storing a plurality of oxygen cylinders and an upper jacket for clamping a plurality of oxygen cylinders;

[0005] A pair of blocking columns are embedded on the bottom surface of the top plate of the can stand plate, and the can stand is composed of a vertical plate and flat plates vertically arranged at the upper and lower ends thereof, and a concave hole plugged into the blocking column is opened on the top surface of the upper flat plate, and a rotating rod for pushing up a pair of blocking columns out of the two concave holes is plugged into the front side of the top plate of the can stand plate;

[0006] The can transporting group includes a can transporting box that slides vertically relative to the can rack, an elastic group arranged on the front side wall of the can transporting box and used to adjust the lifting force of the can rack in the air, and a fixed rack group used to keep the can rack in a lowered state; a concave area is arranged in the middle and upper part of the front side of the can transporting box, and the elastic group includes a pair of sliding rods vertically embedded in the concave area and a plurality of spring sheets sleeved between the pair of sliding rods; a pressure rod slidably sleeved with the pair of sliding rods is fixedly connected to the rear of the top of the can rack; the fixed rack group includes a fixed rack rod embedded in the front side of the can transporting box and located below the concave area, and a positioning hole is opened at the rear of the can rack and below the pressure rod;

[0007] The bottom side walls of the tank rack and the tank transport box are symmetrically equipped with rollers, which push the tank transport box to drive the tank rack and the oxygen tank to the rear of the carriage and then drop to the ground in mid-air. At this time, the fixed rack rod moves forward and inserts into the positioning hole for positioning, waiting for the replacement of the oxygen tank.

[0008] As a further improvement of the present technical solution, the upper jacket is composed of a number of U-shaped plates connected end to end, and is snap-fitted with a number of oxygen tanks. A pre-tightening rod is inserted into the connection of the upper jacket, and a fixing frame is provided on the top of the vertical plate of the tank rack, and the pre-tightening rod is limitedly sleeved with the fixing frame.

[0009] As a further improvement of the technical solution, a hole with an internal thread is opened in the center of the front side surface of the fixing frame, the length of the pre-tightening rod is greater than the radius of the oxygen tank, and an external thread is provided on the outer side of the front section of the pre-tightening rod, and the upper jacket is pressed against the oxygen tank by rotating the pre-tightening rod to be threadedly connected with the fixing frame.

[0010] As a further improvement of the technical solution, a plurality of bottom jackets are embedded on the flat plate at the bottom end of the tank rack. The bottom jackets are ring plates opening forward and are snap-fitted with the bottom of the oxygen tank.

[0011] As a further improvement of the present technical solution, the rear wall of the tank transport box is provided with square hole grooves spaced apart at the upper and lower parts of the bottom end of the inner concave area, and the square hole grooves do not penetrate the vertical side walls of the inner concave area, wherein a through hole penetrating the front wall of the tank transport box is provided on the front side of the square hole groove located below, and the fixed frame rod is plugged into and matched with the through hole.

[0012] As a further improvement of the technical solution, a threaded hole is provided through the front of the partition layer between the two square hole grooves, a threaded rod is threadedly connected to the threaded hole, a guide groove is provided at the rear end of the top surface of the fixed frame rod, and the rear end surface of the guide groove is an inclined surface and is slidably connected to the threaded rod.

[0013] As a further improvement of the technical solution, the rear end of the fixed frame rod is provided with a rod sleeve, and a spring is embedded between the opposite ends of the fixed frame rod and the rod sleeve. The rear end of the rod sleeve is a large diameter end and is tightly engaged with the square hole groove located below.

[0014] As a further improvement of the technical solution, a plate groove is provided on the bottom surface of the tank transport box and toward its rear wall. The longitudinal section of the plate groove is T-shaped and a pedal is inserted therein. Limiting grooves penetrating the outer ends of the pedal are provided on both sides of the top of the pedal. Pins extending into the plate groove are embedded on both sides of the bottom of the tank transport box, and the pins are slidably engaged with the limiting grooves.

[0015] As a further improvement of the technical solution, a fixing sleeve is fixedly connected to the rear side of the top surface of the tank transport box, a long axis is embedded in the top of the vertical side surface of the upright tank plate and the long axis is correspondingly plugged into the fixing sleeve, and a number of storage compartments are symmetrically opened on both sides of the tank transport box.

[0016] As a further improvement of the present technical solution, the bottom surface of the top plate of the tank plate is symmetrically provided with insertion holes, the front wall of the top plate of the tank plate is provided with a T-shaped groove and the left and right ends of the groove are connected with the two insertion holes, the top surface of the baffle column is embedded with a compression spring, a connecting rod is inserted between the tops of the two baffle columns, the inner end of the rotating rod is sleeved with a cam that is in sliding contact with the bottom surface of the connecting rod, the outer end of the groove is tightly clamped with a sealing cover, and the top surface of the tank plate is provided with a storage box.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] 1. The rescue and transport vehicle with oxygen cylinders is used to store oxygen cylinders through the provided tank placing group, and the upper jacket and the bottom jacket cooperate to quickly clamp the oxygen cylinder to ensure the safety of its storage; and through the provided tank transporting group, the tank transport box is pushed to move out of the tank placing rack and extend to the rear of the car, and the tank placing group descends to the ground under the gravity of the oxygen cylinder, and during the descending process, a plurality of spring sheets are compressed by the pressure rod to form an upward rebound force for buffering; at this time, the fixed rack rod moves forward and is inserted into the positioning hole for positioning, so as to avoid the rebound of the tank placing rack, so as to replace the oxygen cylinder, and when the oxygen cylinder is lifted up, the lifting force can also be obtained with the help of the elastic group, thereby improving the safety and operability of the replacement.

[0019] 2. The rescue and transport vehicle with oxygen cylinders is provided with a tank storage part, and a pair of stop columns on the top of the tank storage part are automatically inserted into the tank rack pushed under the tank stand plate to limit the position, that is, a state of fixing the tank rack and the oxygen cylinder is formed; and then the tank rack can be moved out by rotating the pair of stop columns on the top to disengage, so that the oxygen cylinder can be fixed quickly, reliably and safely.

[0020] 3. The rescue and transport vehicle with oxygen cylinders has a pedal arranged at the bottom of the tank transport box. Before lowering the tank rack with oxygen cylinders, the user pulls out the pedal and steps on it. At the same time, the user holds the top of the tank transport box and applies force backward to stabilize the tank transport box and ensure that the tank rack falls stably. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] The accompanying drawings described herein are only for explanation purposes and are not intended to limit the scope of the present invention in any way. In addition, the shapes and proportional dimensions of the various components in the figures are only schematic, used to help understand the present invention, and are not specifically limited to the shapes and proportional dimensions of the various components of the present invention. Those skilled in the art can select various possible shapes and proportional dimensions to implement the present invention according to the teachings of the present invention.

[0022] Figure 1 It is a schematic diagram of the structure in which the oxygen cylinder of the present invention is installed on the inner wall of the compartment of the transfer vehicle.

[0023] Figure 2 It is a schematic diagram of the assembly structure of the tank placing group and the tank transporting group of the present invention.

[0024] Figure 3 It is an assembly and disassembly diagram of the tank placing group and the tank transporting group of the present invention.

[0025] Figure 4 It is a side view of the can placing group after the can transport group of the present invention is unloaded.

[0026] Figure 5 It is a schematic diagram of the back assembly structure of the tank transport group of the present invention.

[0027] Figure 6 It is the disassembly diagram of the storage tank assembly of the present invention.

[0028] Figure 7 It is a schematic diagram of the back structure of the can rack of the present invention.

[0029] Figure 8 It is the assembly and disassembly diagram of the upper clamp set of the present invention.

[0030] Fig. 9 It is a schematic diagram of the assembly structure of the tank transport group of the present invention.

[0031] Fig.10 It is a partial cross-sectional exploded view of the tank transport box of the present invention.

[0032] The meaning of each number in the figure is:

[0033] 100, carriage; 110, oxygen tank; 120, tank storage part; 121, tank stand plate; 1211, jack; 1212, groove; 1213, storage box; 122, stop column; 123, rotating rod; 124, connecting rod; 125, compression spring; 200, tank group; 210, tank rack; 211, bottom jacket; 212, concave hole; 213, compression rod; 214, positioning hole; 220, upper jacket; 221, preload rod ; 230, fixed frame; 300, can transport group; 310, can transport box; 311, square hole groove; 312, threaded hole; 313, through hole; 314, plate groove; 315, fixed sleeve; 316, storage compartment; 320, elastic group; 321, slide rod; 322, spring piece; 330, fixed frame group; 331, fixed frame rod; 3311, guide groove; 332, threaded rod; 333, rod sleeve; 340, pedal; 341, limit groove. DETAILED DESCRIPTION

[0034] The details of the present invention can be more clearly understood by combining the accompanying drawings with the description of the specific embodiments of the present invention. However, the specific embodiments of the present invention described herein are only used for the purpose of explaining the present invention and cannot be understood as limiting the present invention in any way. Under the guidance of the present invention, technicians can conceive of any possible variations based on the present invention, which should be regarded as falling within the scope of the present invention. The terms "installation" and "connection" should be understood in a broad sense, which can be directly connected or indirectly connected through an intermediate medium.

[0035] The terms "central axis", "vertical", "horizontal", "front", "back", "up", "down", "left", "right", "top", "bottom", "inside", "outside" and the like used herein to indicate positions or positional relationships are based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the equipment or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, in the description of the present invention, the meaning of "several" is two or more, unless otherwise clearly and specifically defined.

[0036] See also Figure 1-Figure 10 As shown, the present invention provides a rescue transport vehicle convenient for carrying oxygen cylinders, comprising a carriage 100 and a tank storage member 120 connected to the inner wall thereof by bolts, the tank storage member 120 comprising an inverted L-shaped tank stand plate 121, a tank placement group 200 is detachably provided below the top of the tank stand plate 121, a tank transport group 300 is provided behind the tank placement group 200 for supporting the tank placement group 200 to be suspended, lifted and positioned; the tank placement group 200 comprises a tank placement rack 210 for standing and storing a plurality of oxygen cylinders 110 and a tank holder 210 for clamping The upper jacket 220 holds a plurality of oxygen tanks 110; the tank placing group 200 is driven to move out from under the tank storage part 120 by pushing the tank transport group 300, and when it reaches the rear of the carriage 100, the tank placing group 200 is continuously pushed out of the rear of the carriage 100, and the tank placing group 200 is then lowered to the ground under the gravity of the oxygen tank 110, so that the tank placing group 200 can be docked with the trolley and easily replaced with a new oxygen tank 110; after the tank placing group 200 is lifted and slid into the carriage 100, it is pushed to the bottom of the tank storage part 120 for fixing;

[0037] A pair of retaining columns 122 are embedded in the bottom surface of the top plate of the can stand plate 121. The can rack 210 is composed of a vertical plate and flat plates vertically arranged at the upper and lower ends thereof. A concave hole 212 plugged with the retaining column 122 is opened on the top surface of the flat plate located above. The bottom of the retaining column 122 is inclined toward the front side so as to slide in contact with the top edge of the can rack 210, and the retaining column 122 is squeezed back into the top plate of the can stand plate 121 until it overlaps with the concave hole 212 and falls down to be plugged, thereby forming a state of fixing the can rack 210. A rotating rod 123 is plugged into the front side of the top plate of the can stand plate 121 for pushing a pair of retaining columns 122 out of the two concave holes 212, so as to smoothly move the can rack 210 out.

[0038] A plug hole 1211 is symmetrically provided on the bottom surface of the top plate of the tank stand plate 121, a T-shaped groove 1212 is provided on the front wall of the top plate of the tank stand plate 121, and the two ends of the groove 1212 in the left and right directions are connected to the two plug holes 1211, a compression spring 125 is embedded on the top surface of the blocking column 122, a connecting rod 124 is inserted between the tops of the two blocking columns 122, the inner end of the rotating rod 123 is sleeved with a cam that is in sliding contact with the bottom surface of the connecting rod 124, and the outer end of the groove 1212 is tightly clamped with a cover, the rotating rod 123 penetrates the cover and rotates to drive the cam to rotate, and then the upper connecting rod 124 drives a pair of blocking columns 122 to retreat into the recessed hole 212 and hide, so as to move out of the tank rack 210; a storage box 1213 is provided on the top surface of the tank stand plate 121 for temporarily placing objects in hand, which is in line with the humanized design.

[0039] Furthermore, the upper jacket 220 is composed of a plurality of U-shaped plates connected end to end, and is engaged with a plurality of oxygen tanks 110. A pre-tightening rod 221 is inserted at the connection of the upper jacket 220. A fixing frame 230 is provided on the top of the vertical plate of the tank rack 210. The pre-tightening rod 221 is limitedly sleeved with the fixing frame 230. The pre-tightening rod 221 is pre-tightened with the fixing frame 230, so that the upper jacket 220 presses the oxygen tank 110 to prevent it from shaking.

[0040] A hole with an internal thread is provided at the center of the front side surface of the fixing frame 230, and the length of the pre-tightening rod 221 is greater than the radius of the oxygen tank 110, so that the pre-tightening rod 221 can be pulled outward and drive the upper jacket 220 to move to the front of the oxygen tank 110, and then the upper jacket 220 is rotated vertically to facilitate the removal of the oxygen tank 110; an external thread is provided on the outer side of the front section of the pre-tightening rod 221, and the upper jacket 220 is pressed against the oxygen tank 110 by rotating the pre-tightening rod 221 and threading it with the fixing frame 230.

[0041] Furthermore, a plurality of bottom jackets 211 are embedded on the flat plate at the bottom end of the tank rack 210. The bottom jackets 211 are ring plates opening forward and are engaged with the bottom of the oxygen tank 110. Since the upper jacket 220 faces the tank rack 210, the upper jacket 220 cooperates with the bottom jacket 211 to clamp the oxygen tank 110 to ensure its storage safety.

[0042] Specifically, the tank transport group 300 includes a tank transport box 310 that slides vertically relative to the tank rack 210, a spring group 320 that is arranged on the front side wall of the tank transport box 310 and is used to adjust the lifting force of the tank rack 210 in the air, and a fixed rack group 330 that is used to keep the tank rack 210 in a lowered state; that is, the tank rack 210 is left on the carriage 100 to support the tank transport box 310 to fall vertically when it is empty, and the resistance of the spring group 320 controls its falling speed. In addition, when lifting the tank transport box 310 and the oxygen tank 110, the rebound of the spring group 320 can be used to reduce the difficulty of lifting, which is suitable for women and people with weak strength to operate;

[0043] A concave area is provided in the middle and upper part of the front side surface of the tank transport box 310. The elastic group 320 includes a pair of slide bars 321 vertically embedded in the concave area and a plurality of spring sheets 322 sleeved between the pair of slide bars 321. The spring sheets 322 are made of spring steel in the shape of V-shaped folded sheets, and strip holes sleeved with the pair of slide bars 321 are provided at both ends thereof, so that the spring sheets 322 can expand outward and release when compressed; a pressure rod 213 slidably sleeved with the pair of slide bars 321 is fixedly connected to the top rear of the tank rack 210; the pressure rod 213 is used to compress the plurality of spring sheets 322 to form an upward rebound force, thereby helping people to easily and safely replace the oxygen tank 110.

[0044] Specifically, the fixed rack assembly 330 includes a fixed rack rod 331 embedded in the front side of the tank transport box 310 and located below the inner concave area, and a positioning hole 214 is opened behind the tank rack 210 and below the pressure rod 213;

[0045] The bottom side walls of the tank rack 210 and the tank transport box 310 are symmetrically equipped with rollers, which push the tank transport box 310 to drive the tank rack 210 and the oxygen tank 110 to move to the rear of the carriage 100 and drop to the ground in mid-air. At this time, the fixed rack rod 331 moves forward and inserts into the positioning hole 214 for positioning, waiting for the replacement of the oxygen tank 110.

[0046] Furthermore, the rear wall of the tank transport box 310 and the bottom end of the inner concave area are provided with square hole grooves 311 spaced apart from each other, and the square hole grooves 311 do not penetrate the vertical side walls of the inner concave area, wherein the front side of the square hole grooves 311 located at the bottom is provided with a through hole 313 penetrating the front wall of the tank transport box 310, and the fixed frame rod 331 is plugged and matched with the through hole 313;

[0047] A threaded hole 312 is provided at the front of the partition between the two square hole grooves 311, and a threaded rod 332 is threadedly connected to the threaded hole 312. A guide groove 3311 is provided at the rear end of the top surface of the fixed frame rod 331, and the rear end surface of the guide groove 3311 is an inclined surface and is slidably connected to the threaded rod 332; by rotating the threaded rod 332 and screwing it downward into the guide groove 3311, the inclined surface is pushed to move the fixed frame rod 331 out of the positioning hole 214, and then the tank rack 210 is bounced up under the rebound force of the elastic group 320, and then it can be lifted up to be flush with the bottom surface of the carriage 100 and pushed in flatly.

[0048] Furthermore, a rod sleeve 333 is sleeved on the rear end of the fixed frame rod 331, and a spring is embedded between the opposite ends of the fixed frame rod 331 and the rod sleeve 333. The rear end of the rod sleeve 333 is a large-diameter end and is tightly engaged with the square hole groove 311 located below; the spring pushes the fixed frame rod 331 to slide in contact with the rear wall of the can rack 210 until it coincides with the positioning hole 214 and automatically engages in the limit position.

[0049] In addition, a plate groove 314 is provided on the bottom surface of the tank transport box 310 and toward its rear wall. The longitudinal section of the plate groove 314 is T-shaped and a pedal 340 is inserted therein to form a limiting structure. Limiting grooves 341 that penetrate through the outer ends of the pedal 340 are provided on both sides of the top. Pins extending into the plate groove 314 are embedded on both sides of the bottom of the tank transport box 310, and the pins are slidably engaged with the limiting grooves 341, that is, the pins are used to prevent the pedal 340 from slipping when it is pulled out of the plate groove 314. Before putting down the tank rack 210 with the oxygen tank 110, pull out the pedal 340 and step on it, and at the same time, hold the top of the tank transport box 310 and apply force backwards to stabilize the tank transport box 310 and ensure that the tank rack 210 falls stably.

[0050] Furthermore, a fixing sleeve 315 is fixedly connected to the rear side of the top surface of the tank transport box 310, and a long axis is embedded in the top of the vertical side surface of the tank stand plate 121, and the long axis is correspondingly plugged into the fixing sleeve 315, so that the tank transport box 310 does not shake; a number of storage compartments 316 are symmetrically opened on both sides of the tank transport box 310 for placing medical supplies and tools, which conforms to the humanized design.

[0051] When a new oxygen cylinder is pushed to the rear of the car, the convenient rescue transport vehicle with oxygen cylinder of the present invention rotates the rotating rod 123 to drive the cam to rotate and push the connecting rod 124, that is, drive the pair of blocking columns 122 to retreat into the concave hole 212 and hide. At this time, the tank transport box 310 is pushed out of the tank rack 210 and extends to the rear of the car 100. The tank group 200 descends to the ground under the gravity of the oxygen cylinder 110. During the descent, the pressure rod 213 is used to compress a number of spring sheets 322 to form an upward rebound force to obtain buffering; at this time, the fixed rack rod 331 moves forward and is inserted into the positioning hole 214 for positioning to prevent the tank rack 210 from rebounding;

[0052] After the oxygen tank 110 is replaced, the threaded rod 332 is rotated to screw it downward into the guide groove 3311, and its inclined surface is pushed to move the fixed frame rod 331 out of the positioning hole 214, so that the tank rack 210 is bounced up under the rebound force of the elastic group 320, and then it can be lifted up to be flush with the bottom surface of the carriage 100 and pushed in flatly, thereby helping people to easily and safely replace the oxygen tank 110; after the tank group 200 is lifted and slid into the carriage 100, it can be pushed to the bottom of the storage tank part 120 for fixing, thereby ensuring its storage safety.

[0053] It should be noted that the above embodiments are only for illustrating the technical concept and features of the present invention, and their purpose is to enable people familiar with the technology to understand the content of the present invention and implement it accordingly, and they cannot be used to limit the protection scope of the present invention. Any equivalent changes or modifications made according to the spirit of the present invention should be included in the protection scope of the present invention.

Claims

1. A rescue transport vehicle conveniently equipped with an oxygen cylinder, comprising a vehicle compartment (100) and a storage tank member (120) fixedly connected to the inner side wall thereof, Features: The tank storage member (120) comprises an inverted L-shaped tank stand plate (121), a tank placement group (200) is detachably provided below the top of the tank stand plate (121), and a tank transport group (300) is provided behind the tank placement group (200) for supporting the tank placement group (200) to be lifted and positioned in mid-air; the tank placement group (200) comprises a tank placement rack (210) for standing and storing a plurality of oxygen tanks (110) and an upper clamping jacket (220) for clamping a plurality of oxygen tanks (110); A pair of retaining columns (122) are embedded in the bottom surface of the top plate of the can stand plate (121); the can stand (210) is composed of a vertical plate and flat plates vertically arranged at the upper and lower ends thereof; a concave hole (212) for plugging into the retaining columns (122) is opened on the top surface of the upper flat plate; a rotating rod (123) for pushing up the pair of retaining columns (122) to disengage from the two concave holes (212) is plugged into the front side of the top plate of the can stand plate (121); The can transport group (300) comprises a can transport box (310) that slides vertically relative to the can rack (210), a spring group (320) disposed on the front side wall of the can transport box (310) and used to adjust the lifting force of the can rack (210) in the air, and a fixed rack group (330) used to keep the can rack (210) in a lowered state; a concave area is disposed at the middle and upper part of the front side of the can transport box (310), and the spring group (320) comprises a pair of springs vertically embedded in the concave area. A slide bar (321) and a plurality of spring sheets (322) sleeved between a pair of slide bars (321); a pressure bar (213) slidably sleeved with the pair of slide bars (321) is fixedly connected to the top and rear of the can rack (210); the fixed rack assembly (330) comprises a fixed rack bar (331) embedded in the front side of the can transport box (310) and located below the concave area; a positioning hole (214) is provided at the rear of the can rack (210) and below the pressure bar (213); The bottom side walls of the tank rack (210) and the tank transport box (310) are symmetrically mounted with rollers, and the tank transport box (310) is pushed to drive the tank rack (210) and the oxygen tank (110) to move to the rear of the carriage (100), and then suspended and dropped to the ground. At this time, the fixed rack rod (331) moves forward and is inserted into the positioning hole (214) for positioning, so as to wait for the replacement of the oxygen tank (110).

2. The convenient rescue transport vehicle with oxygen cylinder according to claim 1, Features: The upper jacket (220) is composed of a plurality of U-shaped plates connected end to end, and is engaged with a plurality of oxygen tanks (110). A pre-tightening rod (221) is inserted into the connection of the upper jacket (220). A fixing frame (230) is provided on the top of the vertical plate of the tank rack (210). The pre-tightening rod (221) is limitedly sleeved with the fixing frame (230).

3. The convenient rescue transport vehicle with oxygen cylinder according to claim 2, Features: A hole with an internal thread is provided at the center of the front side surface of the fixing frame (230); the length of the pre-tightening rod (221) is greater than the radius of the oxygen tank (110); and an external thread is provided on the outer side of the front section of the pre-tightening rod (221); the upper jacket (220) is pressed against the oxygen tank (110) by rotating the pre-tightening rod (221) to be threadedly connected with the fixing frame (230).

4. The convenient rescue transport vehicle with oxygen cylinder according to claim 3, Features: A plurality of bottom jackets (211) are embedded on the flat plate at the bottom end of the tank rack (210). The bottom jackets (211) are ring plates opening forward and are engaged with the bottom of the oxygen tank (110).

5. The convenient rescue transport vehicle with oxygen cylinder according to claim 4, Features: The rear wall of the tank transport box (310) is provided with square hole grooves (311) spaced apart from each other at the upper and lower parts of the bottom end of the inner concave area. The square hole grooves (311) do not penetrate the vertical side walls of the inner concave area. A through hole (313) penetrating the front wall of the tank transport box (310) is provided on the front side of the square hole groove (311) located at the bottom. The fixed frame rod (331) is plugged into and matched with the through hole (313).

6. The convenient rescue transport vehicle with oxygen cylinder according to claim 5, Features: A threaded hole (312) is provided through the front of the spacer between the two square hole grooves (311), a threaded rod (332) is connected to the inner thread of the threaded hole (312), a guide groove (3311) is provided at the rear end of the top surface of the fixed frame rod (331), and the rear end surface of the guide groove (3311) is an inclined surface and is slidably connected to the threaded rod (332).

7. The convenient rescue transport vehicle with oxygen cylinder according to claim 6, Features: The rear end of the fixed frame rod (331) is sleeved with a rod sleeve (333), and a spring is embedded between the opposite ends of the fixed frame rod (331) and the rod sleeve (333). The rear end of the rod sleeve (333) is a large diameter end and is tightly engaged with the square hole groove (311) located below.

8. The convenient rescue transport vehicle with oxygen cylinder according to claim 7, Features: A plate groove (314) is provided on the bottom surface of the tank transport box (310) and towards the rear wall thereof; the plate groove (314) has a T-shaped longitudinal section and is plugged with a pedal (340); limiting grooves (341) penetrating the outer ends of the pedal (340) are provided on both sides of the top of the pedal (340); pins extending into the plate groove (314) are embedded on both sides of the bottom of the tank transport box (310), and the pins are slidably engaged with the limiting grooves (341).

9. The convenient rescue transport vehicle with oxygen cylinder according to claim 8, Features: A fixing sleeve (315) is fixedly connected to the rear side of the top surface of the tank transport box (310), a long axis is embedded in the top of the vertical side surface of the tank stand plate (121) and the long axis is correspondingly plugged into the fixing sleeve (315), and a plurality of storage compartments (316) are symmetrically provided on both sides of the tank transport box (310).

10. The convenient rescue transport vehicle with oxygen cylinder according to claim 9, Features: The bottom surface of the top plate of the can plate (121) is symmetrically provided with plug holes (1211); the front wall of the top plate of the can plate (121) is provided with a T-shaped groove (1212), and the two ends of the groove (1212) in the left and right directions are connected to the two plug holes (1211); a compression spring (125) is embedded in the top surface of the blocking column (122); a connecting rod (124) is inserted between the tops of the two blocking columns (122); the inner end of the rotating rod (123) is sleeved with a cam that is in sliding contact with the bottom surface of the connecting rod (124); the outer end of the groove (1212) is tightly clamped with a cover; and the top surface of the can plate (121) is provided with a storage box (1213).

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