CN112891672A

CN112891672A - Outdoor infusion apparatus for emergency treatment

Info

Publication number: CN112891672A
Application number: CN202110150499.4A
Authority: CN
Inventors: 夏秋艳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-04
Filing date: 2021-02-04
Publication date: 2021-06-04

Abstract

The invention discloses an outdoor infusion apparatus for emergency treatment, which comprises an infusion bag, a base, a bottom plate, a cover plate and an infusion tube, wherein the infusion bag is placed on the bottom plate arranged in the base, the left end of a cross rod is fixedly provided with a valve plate connected to the inner wall of a cross cylinder in a sliding mode, and the inner wall of a hanging ring is provided with an air bag ring. This an outdoor transfusion system for emergent emergency treatment, redesign transfusion system correlation structure, make it utilize self weight and atmospheric pressure principle, can couple more stable connection when hanging, simultaneously, can utilize the inertia effort that the rocking that the automobile body travel in-process produced and speed variation produced, carry out automatic pressurization operation to the inside infusion bag of transfusion system, need not the staff and operate repeatedly in the use and press, general equipment such as need not the motor provides power, when guaranteeing to press the transport effect, can guarantee that the transfusion system accords with outdoor use and the required portability of pre-hospital first aid.

Description

Outdoor infusion apparatus for emergency treatment

Technical Field

The invention relates to the technical field of medical equipment, in particular to an outdoor infusion apparatus for emergency treatment.

Background

When carrying out pre-hospital emergency treatment or transfer, the doctor needs the disease to accept emergency treatment in the ambulance at the in-process that the cooperation disease got into treatment hospital, in the treatment process, often just need use infusion bag to carry out the infusion operation to the disease, but because the infusion efficiency under the conventional conditions can't satisfy the infusion requirement under the emergency treatment condition, and because the internal portion of bag is in the negative pressure state in the infusion later stage, the condition of blood backward flow appears easily, consequently need use the transfusion system to carry out the condition of exerting pressure of certain degree to infusion bag, but current transfusion system has following problem when in-service.

Transfusion system itself has corresponding structure of pressing, presses the operation to infusion bag through manual or electronic equipment driven mode, but in the first aid operation in-process in the ambulance, the transfusion system need hang sometimes and place, and the automobile body itself is going the in-process, can produce inevitable rocking along with the difference of highway section, and this just leads to transfusion system itself to hang not stable enough, influences the infusion effect.

Disclosure of Invention

The invention aims to provide an outdoor infusion apparatus for emergency treatment, which aims to solve the problems that the infusion apparatus provided by the background technology is provided with a corresponding pressing structure, and an infusion bag is pressed in a manual or electric device transmission mode, but the infusion apparatus is sometimes required to be suspended and placed in the emergency operation process in an ambulance, and the vehicle body can inevitably shake along with different road sections in the driving process, so that the suspension of the infusion apparatus is not stable enough, and the infusion effect is influenced.

In order to achieve the purpose, the invention provides the following technical scheme: an outdoor infusion apparatus for emergency treatment comprises an infusion bag, a base, a bottom plate, a cover plate and an infusion tube, wherein the infusion bag is placed on the bottom plate installed in the base, the left end of the bottom plate is distributed in a downward inclined mode, the cover plate is arranged above the infusion bag, the side edge of the cover plate is hinged to the base, the end of the infusion bag is connected with the infusion tube, a hanging ring is arranged on the right side of the base, a pressing plate located on the lower end face of the cover plate is arranged above the base and the infusion bag, the lower end face of the pressing plate is attached to the outer surface of the infusion bag, the upper end face corner of the pressing plate is connected with the lower end face of the cover plate through an elastic telescopic rod, a cam plate is arranged above the pressing plate and is vertically and fixedly installed on a rotating shaft, the outer surface of the hanging ring is connected with a cross rod which is connected to the cross tube in, the left end of horizontal pole is fixed with the valve plate of sliding connection at horizontal section of thick bamboo inner wall, and the right side of valve plate is provided with the gas pocket of seting up on the horizontal pole surface to the gas pocket is linked together through the inside cavity of air cavity and rings, the gasbag ring is installed to the inner wall of rings, and the inside cavity of gasbag ring and rings is linked together.

Preferably, the end of the rotating shaft extends to the inside of the side wall of the cover plate, the end of the rotating shaft is fixedly connected with the first gear, the first gear is meshed with the second gear, the second gear is fixedly mounted on the driving shaft, the side of the end of the rotating shaft is provided with a reset rod which is distributed coaxially, and the outer end of the rotating shaft is located in the limiting groove.

Preferably, the drive shaft is rotatably installed inside the side wall of the cover plate, and a counterweight ball is arranged below the drive shaft, the top end of the counterweight ball is fixedly connected with the bottom end of the connecting rod, and meanwhile, the top end of the connecting rod is rotatably connected with the drive shaft through a one-way bearing.

Preferably, the outer end of the reset rod passes through the side wall of the cover plate and extends to the handle, the reset rod is movably connected with the cover plate, the inner end of the reset rod is rotatably installed on the reset plate, and the reset plate is horizontally and slidably connected inside the side wall of the cover plate through a spring.

Preferably, the inner of release link is provided with the cardboard, cardboard and draw-in groove level correspondence and identical to the cardboard is regular polygon structure, and the draw-in groove is seted up in the outer end of pivot simultaneously.

Preferably, the limiting groove is arranged in the limiting plate in a V shape, the limiting plate is horizontally and slidably connected inside the cover plate, the left end of the limiting plate is connected with the displacement rod, a tooth block meshed with the third gear is arranged on the displacement rod, the third gear is fixedly arranged on the limiting rod, and the limiting rod is rotatably arranged on the side wall of the cover plate.

Preferably, the infusion tube is anastomosed in a tube groove, the tube groove is opened at the top end of the snap ring, and a metal sheet and a metal spring are arranged inside the snap ring.

Preferably, the metal spring is nested at the periphery of 2 oppositely distributed metal sheets, the metal sheets are made of bent elastic materials, and meanwhile, the inner cavity of the clamping ring is filled with sodium acetate solution.

Compared with the prior art, the invention has the beneficial effects that: according to the outdoor infusion apparatus for emergency treatment, the relevant structures of the infusion apparatus are redesigned, so that the infusion apparatus can be connected with a hook more stably when being hung by utilizing the self weight and air pressure principle, meanwhile, the automatic pressurization operation can be carried out on an infusion bag in the infusion apparatus by utilizing the inertia acting force generated by shaking and speed change in the driving process of an automobile body, the repeated operation and pressing of hands are not needed in the using process, the power is not needed to be provided by general equipment such as a motor, the pressing and conveying effect is ensured, and meanwhile, the portability required by outdoor use and pre-hospital first aid of the infusion apparatus can be ensured;

1. the structural design of the air bag ring and the transverse cylinder ensures that when the whole device is hung on the hook through the hanging ring, the transverse cylinder can slide on the cross rod by utilizing the gravity of the device, so that the air pressure on the side of the valve plate can be correspondingly changed by utilizing the arrangement of the valve plate on the cross rod, and the air hole, the air cavity and the cavity inside the hanging ring are communicated, the air pressure between the end of the transverse cylinder and the valve plate can enter the hanging ring, so that the air bag ring can synchronously expand, the integral inner diameter of the hanging ring is reduced, the connection between the hanging ring and the hook is reinforced by utilizing the air pressure of the air bag ring, the unstable hanging phenomenon is avoided, and the connection is more;

2. the counterweight ball and the driving shaft are used, inertia and shaking acting force generated by uneven speed and different road conditions in the driving process of a vehicle can be utilized, so that the counterweight ball can drive the driving shaft to correspondingly rotate through the connecting rod, the rotating shaft is driven to synchronously rotate by utilizing meshing transmission between the first gear and the second gear, the rotating cam plate is used for pressing down the pressing plate, the connecting rod and the driving shaft are connected in a unidirectional rotation mode, the driving shaft, the rotating shaft and the cam plate can be prevented from rotating back and forth, and the pressing effect of the pressing plate is ensured;

furthermore, due to the use of the reset rod, a user can quickly connect the reset rod with the rotating shaft in a manual pressing mode, so that the rotating shaft and the cam plate can quickly rotate by utilizing the rotation of the reset rod, the quick reset of the pressing plate is ensured, the quick replacement of an infusion bag after liquid is infused is ensured, the limiting plate and the limiting groove are used, the user can conveniently wrap different areas of the limiting groove outside the rotating shaft by utilizing the transmission of the gear tooth block in a mode of rotating the limiting rod, and the maximum rotating speed of the rotating shaft and the pressing speed of the pressing plate can be conveniently adjusted by utilizing the static friction force and the extrusion force between the limiting groove and the rotating shaft;

3. the structural design of snap ring can utilize the wire casing to carry out stable block to the transfer line on the one hand, effectively stabilizes the position of transfer line, can further guarantee the stability of transfer line simultaneously through wearing on the arm of disease, and on the other hand makes things convenient for medical personnel to press the position of sheetmetal, utilizes the crystallization of sodium acetate solution to release heat, carries out the heating of continuation in step to the arm of disease and the liquid medicine in the transfer line, ensures the infusion effect.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic top view of the platen of the present invention;

FIG. 4 is a schematic top view of the flying ring of the present invention;

FIG. 5 is a schematic view of a back side of the first gear of the present invention;

FIG. 6 is an enlarged view of the structure at A in FIG. 3 according to the present invention;

FIG. 7 is a schematic view of a limiting plate according to the present invention;

FIG. 8 is a side view of the snap ring of the present invention.

In the figure: 1. an infusion bag; 2. a base; 3. a base plate; 4. a cover plate; 5. a transfusion tube; 6. a hoisting ring; 7. pressing a plate; 8. an elastic telescopic rod; 9. a cam plate; 10. a rotating shaft; 11. a cross bar; 12. a transverse cylinder; 13. air holes; 14. an air cavity; 15. a balloon ring; 16. a first gear; 17. a second gear; 18. a drive shaft; 19. a connecting rod; 20. a counterweight ball; 21. a reset lever; 22. clamping a plate; 23. a card slot; 24. a reset plate; 25. a spring; 26. a limiting groove; 27. a limiting plate; 28. a displacement rod; 29. a tooth block; 30. a third gear; 31. a restraining bar; 32. a snap ring; 33. a pipe groove; 34. a metal sheet; 35. a metal spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: an outdoor infusion apparatus for emergency treatment comprises an infusion bag 1, a base 2, a bottom plate 3, a cover plate 4, an infusion tube 5, a hanging ring 6, a pressing plate 7, an elastic telescopic rod 8, a cam plate 9, a rotating shaft 10, a cross rod 11, a transverse cylinder 12, an air hole 13, an air cavity 14, an air bag ring 15, a first gear 16, a second gear 17, a driving shaft 18, a connecting rod 19, a counterweight ball 20, a reset rod 21, a clamping plate 22, a clamping groove 23, a reset plate 24, a spring 25, a limiting groove 26, a limiting plate 27, a displacement rod 28, a gear block 29, a third gear 30, a limiting rod 31, a clamping ring 32, a tube groove 33, a metal sheet 34 and a metal spring 35, wherein the infusion bag 1 is placed on the bottom plate 3 arranged in the base 2, the left end of the bottom plate 3 is distributed in a downward inclined manner, the cover plate 4 is arranged above the infusion bag 1, the side of the cover plate 4 is hinged with the base 2, the right side of the base 2 is provided with a hanging ring 6, a pressing plate 7 positioned on the lower end surface of the cover plate 4 is arranged above the base 2 and the infusion bag 1, the lower end surface of the pressing plate 7 is attached to the outer surface of the infusion bag 1, the corner of the upper end surface of the pressing plate 7 is connected with the lower end surface of the cover plate 4 through an elastic telescopic rod 8, a cam plate 9 is arranged above the pressing plate 7, the cam plate 9 is vertically and fixedly arranged on a rotating shaft 10, the outer surface of the hanging ring 6 is connected with a cross rod 11, the cross rod 11 is connected to a cross cylinder 12 in a sliding mode, the end head of the cross cylinder 12 is horizontally fixed on the outer wall of the right side of the base 2, a valve plate connected to the inner wall of the cross cylinder 12 in a sliding mode is fixed at the left end of the cross rod 11, an air hole 13 formed in the surface of the, and the air bag ring 15 is communicated with the inner cavity of the hanging ring 6.

The end of the rotating shaft 10 extends to the inside of the side wall of the cover plate 4, and the end of the rotating shaft 10 is fixedly connected with the first gear 16, and the first gear 16 is meshed with the second gear 17, and the second gear 17 is fixedly installed on the driving shaft 18, the edge side of the end of the rotating shaft 10 is provided with a reset rod 21 which is coaxially distributed, and the outer end of the rotating shaft 10 is located in the limiting groove 26, the driving shaft 18 is rotatably installed inside the side wall of the cover plate 4, and the lower part of the driving shaft 18 is provided with a counterweight ball 20, and the top end of the counterweight ball 20 is fixedly connected with the bottom end of the connecting rod 19, and the top end of the connecting rod 19 is rotatably connected with the driving shaft 18 through a one-way bearing, during the driving or transporting of the ambulance, the counterweight ball 20 shown in fig. 5 can drive the connecting rod 19 and the driving shaft 18 to be in a synchronous rotation state under the self-gravity and, because the connecting rod 19 and the driving shaft 18 are connected through the one-way bearing, when the connecting rod 19 is in a left-right swinging state, the driving shaft 18 always rotates towards one direction, when the driving shaft 18 rotates, the rotating shaft 10 is driven to synchronously rotate in the cover plate 4 through the first gear 16 and the second gear 17 which are meshed with each other, and at the moment, the pressing plates 7 shown in fig. 2 and 3 synchronously move downwards, so that the purpose of automatically pressing the infusion bag 1 is achieved.

The outer end of the reset rod 21 passes through the side wall of the cover plate 4 and extends to the handle, the reset rod 21 is movably connected with the cover plate 4, the inner end of the reset rod 21 is rotatably mounted on the reset plate 24, the reset plate 24 is horizontally and slidably connected inside the side wall of the cover plate 4 through the spring 25, the inner end of the reset rod 21 is provided with a clamping plate 22, the clamping plate 22 and the clamping groove 23 are horizontally corresponding and matched, the clamping plate 22 is in a regular polygon structure, the clamping groove 23 is formed in the outer end of the rotating shaft 10, when the infusion bag 1 needs to be replaced, a medical worker can directly press the reset rod 21 shown in figures 3 and 6 to enable the clamping plate 22 at the tail end of the reset rod 21 to be matched in the clamping groove 23, the reset plate 24 can synchronously stretch the spring 25, the medical worker can directly rotate the reset rod 21 later, the rotating shaft 10 can drive the cam 9 to rapidly and reversely rotate, and the pressing plate 7 can rapidly move back, ensuring that the placement of a new infusion bag 1 is not affected.

The limiting groove 26 is opened in the limiting plate 27 in a V shape, the limiting plate 27 is horizontally and slidably connected inside the cover plate 4, the left end of the limiting plate 27 is connected with the displacement rod 28, the displacement rod 28 is provided with a tooth block 29 engaged with the third gear 30, the third gear 30 is fixedly installed on the limiting rod 31, the limiting rod 31 is rotatably installed on the side wall of the cover plate 4, the medical staff can drive the third gear 30 to synchronously rotate by rotating the limiting rod 31 in fig. 3 and 5, so that the displacement rod 28 and the limiting plate 27 in fig. 7 are driven to move left and right by means of the engagement transmission between the third gear 30 and the tooth block 29, and the rotation resistance and the rotation speed of the rotating shaft 10 are adjusted by the limiting groove 26.

The infusion tube 5 is inosculated in the tube groove 33, the tube groove 33 is opened at the top wall of the snap ring 32, a metal sheet 34 and a metal spring 35 are arranged inside the snap ring 32, the metal spring 35 is nested at the periphery of 2 oppositely distributed metal sheets 34, the metal sheet 34 is made of a bending elastic material, meanwhile, a sodium acetate solution is filled in an inner cavity of the snap ring 32, after the connection of the infusion tube 5 and the infusion bag 1 and the insertion of the needle head are completed, a medical worker can directly nest the snap ring 32 in the arm area of a patient, and then can directly press the area with the metal spring 35 as shown in figure 8, when the pressing operation is carried out, the two oppositely distributed metal sheets 34 are extruded and deformed, then the hands can be loosened, the appearance of the snap ring 32 is restored to the initial state under the resilience effect of the metal spring 35, and the sodium acetate solution filled in the snap ring 32 can be contacted with the metal sheet 34 after friction deformation and generate a crystallization heat release phenomenon, therefore, the liquid medicine in the infusion tube 5 is continuously heated by using the clamping ring 32, and the heating structure can be repeatedly used in a mode of sterilizing and heating in hot water, so that the infusion tube is more energy-saving and environment-friendly.

The working principle is as follows: when the infusion bag is used, firstly, the infusion bag can be placed on the bottom plate 3 shown in fig. 2, when the base 2 is in a horizontal state as a whole, as shown in fig. 2, the obliquely distributed bottom plate 3 enables the infusion bag 1 to be in a relatively inclined state, so that air in the infusion bag 1 floats upwards, so that the air in the infusion bag 1 cannot enter the infusion tube 5 in the process of pressing the pressing plate 7, the safety in the infusion process is ensured, after the connection of the infusion tube 5 and the infusion bag 1 and the insertion of the needle head are completed in a flat state, a medical worker can directly nest the clamp ring 32 in the arm area of a patient, and then the area with the metal spring 35 shown in fig. 8 can be directly pressed, when the pressing operation is carried out, the two oppositely distributed metal sheets 34 are extruded and deformed, then the hand can be released, and the shape of the clamp ring 32 is restored to the initial state under the resilience action of the metal spring 35, the sodium acetate solution filled in the snap ring 32 can contact with the metal sheet 34 subjected to friction deformation and generate crystallization and heat release phenomena, so that the purpose of continuously heating the liquid medicine in the infusion tube 5 by using the snap ring 32 is achieved, and the heating structure can be reused in a hot water sterilization and heating mode, so that the infusion tube is more energy-saving and environment-friendly;

then, the medical staff can place the base 2 as shown in fig. 1 and 2 flatly, during the driving or transporting of the ambulance, the counterweight ball 20 shown in fig. 5 can drive the connecting rod 19 and the driving shaft 18 to rotate synchronously under the self-gravity and the inertia and bumping action force during the moving process, because the connecting rod 19 is connected with the driving shaft 18 through the one-way bearing, when the connecting rod 19 swings left and right, the driving shaft 18 always rotates towards one direction, when the driving shaft 18 rotates, the rotating shaft 10 is driven to rotate synchronously in the cover plate 4 through the first gear 16 and the second gear 17 which are meshed with each other, at the moment, the pressing plate 7 shown in fig. 2 and 3 can move downwards synchronously, thereby the purpose of automatically pressing the infusion bag 1 is realized, and the infusion bag 1 can still be normally infused without hanging high place, when the infusion bag 1 needs to be replaced, a medical worker can directly press the reset rod 21 shown in fig. 3 and 6, so that the clamping plate 22 at the tail end of the reset rod 21 can be matched in the clamping groove 23, the reset plate 24 can synchronously stretch the spring 25, the medical worker can directly rotate the reset rod 21, the rotating shaft 10 can drive the cam 9 to rapidly and reversely rotate, the pressing plate 7 can rapidly move back under the resilience action of the elastic telescopic rod 8, the placement of a new infusion bag 1 is not affected, correspondingly, the medical worker can drive the third gear 30 to synchronously rotate by rotating the limiting rod 31 in fig. 3 and 5, and therefore the rotation resistance and the rotation speed of the rotating shaft 10 are adjusted by the limiting groove 26 by utilizing the meshing transmission between the third gear 30 and the tooth block 29 and driving the displacement rod 28 and the limiting plate 27 in fig. 7 to move left and right;

correspondingly, the user can also directly place the device on the hook through the hanging ring 6 as a whole, as shown in fig. 4, when the device is in a hanging state, the whole weight of the base 2 can cause the transverse cylinder 12 to move downwards, the valve plate inside the transverse cylinder 12 can generate relative displacement, the air on the right side of the valve plate is compressed, the air hook air hole 13 can enter the air cavity 14, the air bag ring 15 is correspondingly expanded through the air cavity 14 and the cavity inside the hanging ring 6, and the hanging ring 6 and the hook can be stably connected by utilizing the extrusion of the air bag ring 15 on the hook after expansion.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an outdoor transfusion system for emergent emergency treatment, includes infusion bag (1), base (2), bottom plate (3), apron (4) and transfer line (5), its characterized in that: the infusion bag (1) is placed on a bottom plate (3) arranged in a base (2), the left end of the bottom plate (3) is distributed in a downward inclined mode, a cover plate (4) is arranged above the infusion bag (1), the side of the cover plate (4) is hinged with the base (2), the end of the infusion bag (1) is connected with an infusion tube (5), a hanging ring (6) is arranged on the right side of the base (2), a pressing plate (7) located on the lower end face of the cover plate (4) is arranged above the base (2) and the infusion bag (1), the lower end face of the pressing plate (7) is attached to the outer surface of the infusion bag (1), the upper end face corner of the pressing plate (7) is connected with the lower end face of the cover plate (4) through an elastic telescopic rod (8), a cam plate (9) is arranged above the pressing plate (7), and the cam plate (9) is vertically and fixedly installed on a rotating shaft (10, the surface and horizontal pole (11) of rings (6) are connected, and horizontal pole (11) sliding connection is on horizontal section of thick bamboo (12) to the end department level of horizontal section of thick bamboo (12) is fixed on the right side outer wall of base (2), the left end of horizontal pole (11) is fixed with the valve plate of sliding connection at horizontal section of thick bamboo (12) inner wall, and the right side of valve plate is provided with air pocket (13) of seting up on horizontal pole (11) surface to air pocket (13) are linked together through the inside cavity of air cavity (14) and rings (6), gasbag ring (15) are installed to the inner wall of rings (6), and the inside cavity of gasbag ring (15) and rings (6) is linked together.

2. The outdoor infusion set for emergency treatment according to claim 1, wherein: the end department of pivot (10) extends to inside the lateral wall of apron (4), and this end department and first gear (16) fixed connection of pivot (10) to first gear (16) and second gear (17) mesh mutually, and second gear (17) fixed mounting is on drive shaft (18) simultaneously, the end department avris of pivot (10) is provided with reset lever (21) that the coaxial line distributes, and the outer end department of pivot (10) is located restriction groove (26).

3. The outdoor infusion set for emergency treatment according to claim 2, wherein: the driving shaft (18) is rotatably installed inside the side wall of the cover plate (4), a counterweight ball (20) is arranged below the driving shaft (18), the top end of the counterweight ball (20) is fixedly connected with the bottom end of the connecting rod (19), and meanwhile the top end of the connecting rod (19) is rotatably connected with the driving shaft (18) through a one-way bearing.

4. The outdoor infusion set for emergency treatment according to claim 2, wherein: the outer end of the reset rod (21) penetrates through the side wall of the cover plate (4) and extends to the handle, the reset rod (21) is movably connected with the cover plate (4), the inner end of the reset rod (21) is rotatably installed on the reset plate (24), and meanwhile the reset plate (24) is horizontally and slidably connected to the inner side wall of the cover plate (4) through a spring (25).

5. The outdoor infusion set for emergency treatment according to claim 4, wherein the infusion set comprises: the inner end of the reset rod (21) is provided with a clamping plate (22), the clamping plate (22) and the clamping groove (23) are horizontally corresponding and matched, the clamping plate (22) is of a regular polygon structure, and the clamping groove (23) is formed in the outer end of the rotating shaft (10).

6. The outdoor infusion set for emergency treatment according to claim 2, wherein: the limiting groove (26) is arranged in the limiting plate (27) in a V shape, the limiting plate (27) is horizontally connected to the inner portion of the cover plate (4) in a sliding mode, the left end of the limiting plate (27) is connected with the displacement rod (28), the displacement rod (28) is provided with a tooth block (29) meshed with the third gear (30), the third gear (30) is fixedly installed on the limiting rod (31), and the limiting rod (31) is installed on the side wall of the cover plate (4) in a rotating mode.

7. The outdoor infusion set for emergency treatment according to claim 1, wherein: the infusion tube (5) is anastomosed in the tube groove (33), the tube groove (33) is opened at the top end of the top wall of the snap ring (32), and a metal sheet (34) and a metal spring (35) are arranged inside the snap ring (32).

8. The outdoor infusion set for emergency treatment according to claim 7, wherein: the metal spring (35) is nested at the periphery of the 2 oppositely distributed metal sheets (34), the metal sheets (34) are made of bent elastic materials, and meanwhile, sodium acetate solution is filled in the inner cavity of the clamping ring (32).