阅读说明：本技术 一种具有调控功能的输液器 (Transfusion system with regulation and control function ) 是由 伊玉婷 于 2021-10-15 设计创作，主要内容包括：本申请属于输液器技术领域,公开了一种具有调控功能的输液器,本方案可以实现通过电磁铁的磁场控制药液的流速,在电磁铁开启状态下,弹性滴壶内的内调控球感受到磁吸力后触发膨胀现象,从而缩小药液的通过空间,实现对药液的减速,并且通过控制磁吸力的大小来调节减速程度,在电磁铁开闭转换状态下,开启时内调控球进行膨胀,关闭时过渡微球进行复形,从而形成对弹性滴壶内药液的反复挤压动作,实现对药液流动的加速,同时内调控球在整体膨胀的同时会发生局部的多点延伸动作,进而对可能混入的气泡进行消除,迫使气体向药液外逸散,不易随药液一起进入到人体中危害健康,从而提高输液器的应用范围以及安全性。(The application belongs to the technical field of infusion apparatus, and discloses an infusion apparatus with regulation and control functions, the scheme can realize the control of the flow rate of liquid medicine through the magnetic field of an electromagnet, under the opening state of the electromagnet, the inner regulation and control ball in an elastic drip cup senses the expansion phenomenon triggered after magnetic attraction, thereby reducing the passing space of the liquid medicine, realizing the speed reduction of the liquid medicine, regulating the speed reduction degree through controlling the size of the magnetic attraction, under the switching state of the electromagnet, the inner regulation and control ball expands when opening, the transition microsphere carries out the reshaping when closing, thereby forming the repeated extrusion action of the liquid medicine in the elastic drip cup, realizing the acceleration of the liquid medicine flowing, simultaneously, the inner regulation and control ball can generate the local multi-point extension action when being integrally expanded, further eliminating the bubbles possibly mixed, forcing the gas to escape to the outside of the liquid medicine, and being not easy to enter the human body along with the liquid medicine to harm the health, thereby improving the application range and the safety of the infusion set.)

1. The utility model provides an transfusion system with regulation and control function, includes puncture ware (1), syringe (2) and elasticity drip kettle (3), both ends are connected its characterized in that through transfer line and puncture ware (1) and elasticity drip kettle (3) respectively about syringe (2): the outer end of the elastic drip cup (3) is coated with a matched heat insulation sleeve (4), the outer end of the heat insulation sleeve (4) is embedded with a plurality of switch bags (5) distributed in an annular array manner, the heat insulation sleeve (4) is internally embedded with an electromagnet (6), the electromagnet (6) is electrically connected with the switch bags (5), an inner adjusting and controlling ball (8) is arranged at one side, close to the elastic drip cup (3), of the inner end of the elastic drip cup (3), the inner adjusting and controlling ball (8) corresponds to the lower end opening of the elastic drip cup (3), a plurality of positioning columns (7) which are uniformly distributed are connected between the inner adjusting and controlling ball (8) and the inner bottom end of the elastic drip cup (3), the inner adjusting and controlling ball (8) comprises an outer expansion layer (81), an inner expansion layer (82) and an inner positioning ball core (83), and the outer expansion layer (81), the inner expansion layer (82) and the inner positioning ball core (83) are sequentially arranged from outside to inside, a plurality of uniformly distributed expansion grooves are formed in the outer end of the inner fixed ball core (83), matched magnetic moving push rods (11) are connected in the expansion grooves in a sliding mode, the magnetic moving push rods (11) are connected with the inner expansion layer (82), and a plurality of uniformly distributed transition microspheres (9) are filled between the outer expansion layer (81) and the inner expansion layer (82).

2. The infusion set with the regulation function according to claim 1, wherein: the outer expansion layer (81) and the inner expansion layer (82) are both made of elastic heat conduction materials and are of hollow structures, a mixture of heat conduction oil and heat conduction sand in a mass ratio of 1:1 is filled between the outer expansion layer (81) and the inner expansion layer (82), and the inner fixed ball core (83) is made of hard heat conduction materials and is of a solid structure.

3. The infusion set with the regulation function according to claim 1, wherein: the magnetic moving push rod (11) comprises a main push rod (111), a magnetic attraction point (112) and a limiting pull wire (113), the magnetic attraction point (112) is connected to one end, far away from the inner expansion layer (82), of the main push rod (111) in an embedded mode, and the limiting pull wire (113) is connected between the magnetic attraction point (112) and the bottom wall of the expansion groove.

4. The infusion set with the regulation function according to claim 3, wherein: the main push rod (111) is of a mushroom-shaped structure, and the head is located on the outer side.

5. The infusion set with the regulation function according to claim 1, wherein: the transition microspheres (9) are arranged in a single layer and are mutually contacted, and the shortest distance between every two adjacent magnetic shift push rods (11) is smaller than the diameter of the transition microspheres (9).

6. The infusion set with the regulation function according to claim 1, wherein: a plurality of uniformly distributed electric heating sheets (10) are embedded at the outer end of the inner fixed ball core (83), and the electric heating sheets (10) and the magnetic moving push rod (11) are distributed in a staggered manner.

7. The infusion set with the regulation function according to claim 1, wherein: transition microballon (9) are including location spherical shell (91), end (92) and the end that expands outward (93) of calming anger, end (92) and the end that expands outward (93) symmetry of calming anger are inlayed in the both ends of location spherical shell (91), end (92) and interior inflation layer (82) of calming anger are connected, end (93) expand outward and run through outer inflation layer (81) and extend to the outside.

8. The infusion set with the regulation function according to claim 7, wherein: the positioning spherical shell (91) is made of a hard material and is of a hollow structure, the air compression end (92) is made of an elastic material, and the outer expansion end (93) is made of a flexible material.

9. The infusion set with the regulation function according to claim 7, wherein: the outer end of the outer expansion end (93) is connected with a plurality of uniformly distributed defoaming rods (12), each defoaming rod (12) comprises an elastic ball end (121), a two-state rod (122) and an elastic wire drawing (123), the two-state rods (122) and the elastic wire drawing (123) are connected between the elastic ball ends (121) and the outer expansion end (93), and the elastic wire drawing (123) is located inside the two-state rod (122).

10. The infusion set with the regulation function according to claim 9, wherein: the double-state rod (122) is made into a tubular structure by adopting flexible sealing materials, and magnetorheological fluid is filled in the double-state rod (122).

Technical Field

The application relates to the technical field of infusion sets, in particular to an infusion set with a regulation function.

Background

The infusion apparatus is a common medical consumable, and a channel between a vein and liquid medicine is established through aseptic treatment for intravenous infusion. Generally, the infusion apparatus is formed by connecting eight parts, namely a vein needle or an injection needle, a needle head protective cap, an infusion hose, a liquid medicine filter, a flow rate regulator, a drip cup, a bottle stopper puncture outfit, an air filter and the like, and a part of the infusion apparatus also comprises an injection piece, a medicine adding port and the like.

However, the existing infusion apparatus has a single function, generally only has a simple speed regulation function, and only can reduce the speed, so that the existing infusion apparatus cannot meet various application conditions, on one hand, the existing infusion apparatus is difficult to be rapidly absorbed by a human body under the condition of low temperature of liquid medicine, and on the other hand, once the liquid medicine contains gas, the existing infusion apparatus has a great danger after being infused into the human body.

Disclosure of Invention

In order to realize the control of the flow rate of the liquid medicine through the magnetic field of the electromagnet, the inner regulating ball in the elastic drip cup is triggered to expand after receiving magnetic attraction when the electromagnet is in an opening state, thereby reducing the passing space of the liquid medicine, realizing the deceleration of the liquid medicine, adjusting the deceleration degree by controlling the size of the magnetic attraction force, when the electromagnet is switched on and off, the inner regulating ball expands when the electromagnet is switched on, and the transition microsphere is reshaped when the electromagnet is switched off, thereby forming repeated extrusion action to the liquid medicine in the elastic drip cup, realizing acceleration to the flow of the liquid medicine, simultaneously, the inner regulating ball can generate local multipoint extension action while expanding integrally, thereby eliminating the air bubbles which may be mixed in, forcing the air to escape to the outside of the liquid medicine, being difficult to enter the human body along with the liquid medicine to harm the health, thereby improve the range of application and the security of transfusion system, this application provides a transfusion system with regulation and control function.

The application provides an infusion apparatus with regulation and control function adopts following technical scheme:

an infusion apparatus with regulation and control functions comprises a puncture outfit, an injector and an elastic drip cup, wherein the upper end and the lower end of the injector are respectively connected with the puncture outfit and the elastic drip cup through infusion tubes, the outer end of the elastic drip cup is coated with a matched heat insulation sleeve, the outer end of the heat insulation sleeve is embedded with a plurality of switch packages distributed in an annular array, electromagnets are embedded in the heat insulation sleeve and electrically connected with the switch packages, an inner regulation and control ball is arranged at the inner end of the elastic drip cup close to one side of the elastic drip cup and corresponds to the lower end opening of the elastic drip cup, a plurality of positioning columns distributed uniformly are connected between the inner regulation and control ball and the inner bottom end of the elastic drip cup, the inner regulation and control ball comprises an outer expansion layer, an inner expansion layer and an inner positioning ball core, the outer expansion layer, the inner expansion layer and the inner positioning ball core are sequentially arranged from outside to inside, and a plurality of expansion grooves distributed uniformly are arranged at the outer end of the inner positioning ball core, the expansion tank is internally and slidably connected with a matched magnetic shift push rod which is connected with the inner expansion layer, a plurality of uniformly distributed transition microspheres are filled between the outer expansion layer and the inner expansion layer, the scheme can realize that the flow rate of the liquid medicine is controlled by the magnetic field of the electromagnet, the inner regulation ball in the elastic drip cup is triggered to expand after receiving magnetic attraction when the electromagnet is in an opening state, so that the passing space of the liquid medicine is reduced, the speed reduction degree is adjusted by controlling the size of the magnetic attraction, the inner regulation ball expands when the electromagnet is in an opening and closing conversion state, the transition microspheres are reshaped when the electromagnet is closed, so that repeated extrusion action of the liquid medicine in the elastic drip cup is formed, the liquid medicine flowing is accelerated, and the inner regulation ball can perform local multi-point extension action when the inner regulation ball is integrally expanded, so that bubbles which can be mixed can be eliminated, the gas is forced to escape to the outside of the liquid medicine, and the liquid medicine is not easy to enter the human body together, thus the health is not damaged, and the application range and the safety of the infusion apparatus are improved.

Furthermore, the outer expansion layer and the inner expansion layer are both made of elastic heat conduction materials and are of hollow structures, a mixture of heat conduction oil and heat conduction sand in a mass ratio of 1:1 is filled between the outer expansion layer and the inner expansion layer, the inner fixed ball core is made of hard heat conduction materials and is of a solid structure, and the mixture of the heat conduction oil and the heat conduction sand has sufficient heat conduction performance, so that liquid medicine is effectively heated.

Further, magnetism moves the push rod and includes main push rod, magnetism and attracts the point and restrict and act as go-between, magnetism is inhaled the point and is inlayed and connect the one end of keeping away from interior inflation layer in the main push rod, the restriction is acted as go-between and is connected between magnetism and is inhaled point and inflation groove diapire, can force the main push rod to migrate to the inflation groove outside after magnetism is inhaled the point and is received the magnetic attraction of electro-magnet, thereby force interior inflation layer and outer inflation layer to expand, the restriction is acted as go-between and is played the limiting action to main push rod migration distance, avoid appearing leading to the phenomenon of main push rod excessive migration because of magnetism is too big to take place, prevent on the one hand that interior inflation layer and outer inflation layer from appearing the damage, on the other hand prevents that main push rod from moving to the inflation groove outside and being difficult to reset.

Further, the main push rod is of a mushroom-shaped structure, the head is located on the outer side, the head of the main push rod plays a role in covering a plurality of transition microspheres, therefore, the extrusion range can be enlarged, the rod portion plays a role in guiding the main push rod to move, the moving precision is improved, the expansion effect is guaranteed, and meanwhile, the main push rod is convenient to reset.

Further, the transition microballon sets up and contacts each other for the individual layer, and is adjacent the shortest distance between the magnetism moves the push rod is less than the diameter of transition microballon, and the transition microballon plays transition protection's effect, and the outer expandable layer of force that can be even after receiving the extrusion of interior expandable layer simultaneously expands, and the liquid flow effect of the more even elasticity kettle of expansion effect is more stable.

Further, a plurality of evenly distributed's electrical heating piece is inlayed and installed to interior fixed ball core outer end, and staggered distribution between electrical heating piece and the magnetism moves the push rod, and the electrical heating piece can play the heating effect, relies on interior regulation and control ball to directly heat the liquid medicine in the elasticity drip kettle in inside to promote the absorption with human temperature relatively recently.

Further, the transition microballon is including location spherical shell, the end of calming the anger and the end that expands outward, the end of calming the anger is inlayed in the both ends of location spherical shell with the end symmetry that expands outward, the end of calming the anger is connected with the interior inflation layer, the end that expands outward runs through outer inflation layer and extends to the outside, and the end of calming the anger plays the buffering guard action, both can unload power and protect the location spherical shell, can avoid the production of noise simultaneously to can oppress gas and come to force the end that expands outward to expand after the end that compresses the pressure receives the extrusion, and the pole can have bigger extension on the cooperation, thereby improves the bubble and eliminates the effect.

Furthermore, the positioning spherical shell is made of a hard material and is of a hollow structure, the air compression end is made of an elastic material, and the outer expansion end is made of a flexible material.

Furthermore, the outer end of the outer expansion end is connected with a plurality of defoaming rods which are uniformly distributed, each defoaming rod comprises an elastic ball end, a two-state rod and an elastic wire drawing, the two-state rod and the elastic wire drawing are both connected between the elastic ball end and the outer expansion end, and the elastic wire drawing is positioned inside the two-state rod, under the normal flow speed or the slow speed, the liquid medicine is not easy to be mixed with gas when flowing downwards, the electromagnet is in a normally open state, the double-state rod is in a hardening state, the defoaming rod moves synchronously and stably when the outer expansion end expands, the turbulence of the liquid medicine is not easy to cause, when the liquid medicine is in an accelerating state, the gas is easy to be mixed, at the moment, the electromagnet is in an opening and closing repeated switching state, when the double-state rod is closed and is in a softening state, the elastic ball end continues to move under the action of inertia to stretch the double-state rod, the liquid medicine can be fully covered in the moving process of the elastic ball end, and air bubbles are eliminated to dissipate.

Further, the dual-state rod is made into a tubular structure through flexible sealing materials, magnetorheological fluid is filled in the dual-state rod, the magnetorheological fluid can be changed from a liquid phase to a solid phase under the condition that certain magnetic field intensity is met, the dual-state rod can be fully deformed and stretched in the liquid phase, and the dual-state rod has high strength and is not prone to deformation and stretching in the solid phase.

To sum up, the application comprises the following beneficial technical effects:

(1) the scheme can realize that the flow rate of the liquid medicine is controlled by the magnetic field of the electromagnet, under the opening state of the electromagnet, the inner regulating ball in the elastic drip cup is subjected to magnetic attraction and then triggers the expansion phenomenon, thereby reducing the passing space of the liquid medicine, realizing the speed reduction of the liquid medicine, and adjusting the speed reduction degree by controlling the size of the magnetic attraction, under the switching state of the electromagnet, the inner regulating ball expands when being opened, the transition microsphere is reshaped when being closed, thereby forming the repeated extrusion action of the liquid medicine in the elastic drip cup, realizing the acceleration of the liquid medicine flowing, simultaneously, the inner regulating ball can generate local multipoint extension action while being integrally expanded, further eliminating the bubbles which are possibly mixed, forcing the gas to escape to the outside of the liquid medicine, being difficult to enter the human body along with the liquid medicine and endangering the health, thereby improving the application range and the safety of the infusion apparatus, the application provides an infusion apparatus with a regulation function.

(2) The outer expansion layer and the inner expansion layer are both made of elastic heat conduction materials and are of hollow structures, a mixture of heat conduction oil and heat conduction sand with the mass ratio of 1:1 is filled between the outer expansion layer and the inner expansion layer, the inner fixed ball core is made of hard heat conduction materials and is of a solid structure, and the mixture of the heat conduction oil and the heat conduction sand has sufficient heat conduction performance, so that liquid medicine is effectively heated.

(3) Magnetism moves the push rod and includes the main push rod, magnetism is inhaled the point and is restricted and act as go-between, magnetism is inhaled the point and is inlayed and connect the one end of keeping away from interior inflation layer in the main push rod, the restriction is acted as go-between and is connected between magnetism is inhaled the point and the inflation groove diapire, can force the main push rod to migrate to the inflation groove outside after magnetism is inhaled the point and is received the magnetic attraction of electro-magnet, thereby force interior inflation layer and outer inflation layer to expand, the restriction is acted as go-between and is played the limiting action to main push rod migration distance, avoid appearing leading to the phenomenon emergence that the main push rod excessively migrated because of magnetism is inhaled the power, prevent on the one hand that interior inflation layer and outer inflation layer from appearing the damage, on the other hand prevents that the main push rod from moving to the inflation groove outside and being difficult to reset.

(4) The main push rod is of a mushroom-shaped structure, the head is located on the outer side, the head of the main push rod plays a role in covering a plurality of transition microspheres, therefore, the extrusion range can be enlarged, the rod portion plays a role in guiding the main push rod to move, the moving precision is improved to guarantee the expansion effect, and meanwhile, the main push rod is convenient to reset.

(5) The transition microballon sets up and contacts each other for the individual layer, and the shortest distance between the adjacent magnetism moves the push rod is less than the diameter of transition microballon, and the transition microballon plays transition protection's effect, and the outer expandable layer of force that can be even after receiving the extrusion of interior expandable layer simultaneously expands, and the liquid effect of the more even elasticity kettle that expands is more stable.

(6) Interior fixed ball core outer end is inlayed and is installed a plurality of evenly distributed's electric heating piece, and crisscross distribution between electric heating piece and the magnetism removal push rod, and electric heating piece can play the heating effect, relies on interior regulation and control ball and directly heats the liquid medicine in the elastic drip kettle in inside to promote the absorption with human temperature relatively recently.

(7) Transition microballon is including the location spherical shell, the end of calming the anger and the end that expands outward, the end of calming the anger is inlayed in the both ends of location spherical shell with the end symmetry that expands outward, the end of calming the anger is connected with interior inflation layer, the end that expands outward runs through outer inflation layer and extends to the outside, the end of calming the anger plays the anger and protects, both can unload the power and protect the location spherical shell, the production of noise can be avoided simultaneously, and can oppress gas and force the end that expands outward to expand after the end that compresses is compressed air receives the extrusion, the pole of defoaming can have bigger extension range on the cooperation, thereby improve the bubble elimination effect.

(8) The outer end of the outer expansion end is connected with a plurality of defoaming rods which are uniformly distributed, each defoaming rod comprises an elastic ball end, a two-state rod and an elastic drawn wire, the two-state rods and the elastic drawn wires are connected between the elastic ball ends and the outer expansion end, and the elastic drawn wires are positioned inside the two-state rods, under the normal flow speed or the slow speed, the liquid medicine is not easy to be mixed with gas when flowing downwards, the electromagnet is in a normally open state, the double-state rod is in a hardening state, the defoaming rod moves synchronously and stably when the outer expansion end expands, the turbulence of the liquid medicine is not easy to cause, when the liquid medicine is in an accelerating state, the gas is easy to be mixed, at the moment, the electromagnet is in an opening and closing repeated switching state, when the double-state rod is closed and is in a softening state, the elastic ball end continues to move under the action of inertia to stretch the double-state rod, the liquid medicine can be fully covered in the moving process of the elastic ball end, and air bubbles are eliminated to dissipate.

(9) The double-state rod is made into a tubular structure by adopting a flexible sealing material, and magnetorheological fluid is filled in the double-state rod, so that the magnetorheological fluid can be changed from a liquid phase to a solid phase under the condition of meeting a certain magnetic field intensity, the double-state rod can be fully deformed and stretched in the liquid phase, and the double-state rod has higher strength and is not easy to deform and stretch in the solid phase.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a schematic structural view of the elastic drip cup of the present application;

FIG. 3 is a schematic diagram of a control ball according to the present application;

FIG. 4 is a schematic view of the structure at A in FIG. 3;

FIG. 5 is a schematic diagram of the structure of a transition microsphere of the present application;

fig. 6 is a schematic structural view of the defoaming bar of the present application.

The reference numbers in the figures illustrate:

the puncture outfit comprises a puncture outfit 1, an injector 2, an elastic drip cup 3, a heat insulation sleeve 4, a switch bag 5, an electromagnet 6, a positioning column 7, an inner regulating ball 8, an outer expansion layer 81, an inner expansion layer 82, an inner fixed ball core 83, a transition microsphere 9, a positioning ball shell 91, an air compression end 92, an outer expansion end 93, an electric heating sheet 10, a magnetic movement push rod 11, a main push rod 111, a magnetic suction point 112, a limiting pull wire 113, a defoaming rod 12, an elastic ball end 121, a bimodal rod 122 and an elastic wire drawing 123.

Detailed Description

The technical solution in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application; it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all embodiments, and all other embodiments obtained by those of ordinary skill in the art without any inventive work based on the embodiments in the present application belong to the protection scope of the present application.

In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present application. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

Example (b):

the present application is described in further detail below with reference to figures 1-6.

The embodiment of the application discloses an infusion apparatus with regulation and control functions, please refer to fig. 1, which comprises a puncture outfit 1, an injector 2 and an elastic drip cup 3, wherein the upper end and the lower end of the injector 2 are respectively connected with the puncture outfit 1 and the elastic drip cup 3 through infusion tubes, the outer end of the elastic drip cup 3 is coated with a matched heat insulation sleeve 4, the outer end of the heat insulation sleeve 4 is embedded with a plurality of switch packages 5 distributed in an annular array, an electromagnet 6 is embedded in the heat insulation sleeve 4, the electromagnet 6 is electrically connected with the switch packages 5, the switch packages 5 are internally provided with circuits such as a power supply, a control switch and the like, or the electromagnet 6 and a rear electric heating plate 10 can adopt a wireless remote control reading mode, technicians in specific conditions can select the infusion apparatus by themselves, please refer to fig. 2-3, one side of the inner end of the elastic drip cup 3, which is close to the elastic drip cup 3, is provided with an inner regulation and control ball 8 corresponding to the lower end opening of the elastic drip cup 3, interior regulation ball 8 and elastic drip kettle 3 in be connected with a plurality of evenly distributed's reference column 7 between the bottom, interior regulation ball 8 includes outer inflation layer 81, interior inflation layer 82 and interior fixed ball core 83, and outer inflation layer 81, interior inflation layer 82 and interior fixed ball core 83 set gradually from outer to interior, a plurality of evenly distributed's inflation groove has been seted up to interior fixed ball core 83 outer end, inflation inslot sliding connection has assorted magnetism to move push rod 11, and magnetism moves push rod 11 and is connected with interior inflation layer 82, it has a plurality of evenly distributed's transition microballons 9 to fill between outer inflation layer 81 and the interior inflation layer 82.

Referring to fig. 2-3, the outer expansion layer 81 and the inner expansion layer 82 are both made of elastic heat-conducting materials and made into hollow structures, a mixture of heat-conducting oil and heat-conducting sand with a mass ratio of 1:1 is filled between the outer expansion layer 81 and the inner expansion layer 82, the inner fixed ball core 83 is made into a solid structure of hard heat-conducting materials, the mixture of heat-conducting oil and heat-conducting sand has sufficient heat conductivity so as to effectively heat the liquid medicine, referring to fig. 4, the magnetic moving push rod 11 includes a main push rod 111, a magnetic attraction point 112 and a limiting pull wire 113, the magnetic attraction point 112 is connected to one end of the main push rod 111 far away from the inner expansion layer 82 in an embedded manner, the limiting pull wire 113 is connected between the magnetic attraction point 112 and the bottom wall of the expansion tank, the main push rod 111 is forced to move to the outer side of the expansion tank after the magnetic attraction point 112 receives the magnetic attraction force of the electromagnet 6, so that the inner expansion layer 82 and the outer expansion layer 81 are forced to expand, and the limiting pull wire 113 has a limiting effect on the moving distance of the main push rod 111, the phenomenon that the main push rod 111 excessively migrates due to overlarge magnetic attraction is avoided, on one hand, the inner expansion layer 82 and the outer expansion layer 81 are prevented from being damaged, and on the other hand, the main push rod 111 is prevented from moving to the outer side of the expansion groove and being difficult to reset.

Referring to fig. 3-5, the main push rod 111 is mushroom-shaped, and the head is located outside, the head of the main push rod 111 covers a plurality of transition microspheres 9, so as to expand the extrusion range, the rod guides the migration of the main push rod 111, so as to improve the migration precision and ensure the expansion effect, and facilitate the restoration thereof, the transition microspheres 9 are arranged in a single layer and are in contact with each other, the shortest distance between adjacent magnetic shift push rods 11 is smaller than the diameter of the transition microspheres 9, the transition microspheres 9 play a role of transition protection, and simultaneously the outer expansion layer 81 can be uniformly forced to expand after being extruded by the inner expansion layer 82, the more uniform the expansion effect, the more stable the fluid effect of the elastic drip cup 3, the outer end of the inner fixed sphere core 83 is embedded with a plurality of uniformly distributed electric heating sheets 10, and the electric heating sheets 10 are distributed in a staggered manner with the magnetic shift push rods 11, so that the electric heating sheets 10 can play a role of heating, the liquid medicine in the elastic drip cup 3 is directly heated by the inner regulating ball 8, so that the absorption is promoted when the temperature of a human body is close to the temperature of the human body, and the power supply and the on-off control can be realized by wiring in the positioning column 7.

Referring to fig. 5, the transition microsphere 9 includes a positioning spherical shell 91, an air compressing end 92 and an outer expanding end 93, the air compressing end 92 and the outer expanding end 93 are symmetrically embedded at two ends of the positioning spherical shell 91, the air compressing end 92 is connected with the inner expanding layer 82, the outer expanding end 93 penetrates through the outer expanding layer 81 and extends to the outside, the air compressing end 92 plays a role in buffering and protection, the positioning spherical shell 91 can be protected by unloading force, noise can be avoided, the air compressing end 92 can compress air to force the outer expanding end 93 to expand outwards after being compressed, the upper bubble rod 12 can have a larger extension range in cooperation, so that a bubble eliminating effect is improved, the positioning spherical shell 91 is made of a hard material and is of a hollow structure, the air compressing end 92 is made of an elastic material, and the outer expanding end 93 is made of a flexible material.

Referring to fig. 6, the outer end of the outer expansion end 93 is connected with a plurality of defoaming rods 12 which are uniformly distributed, each defoaming rod 12 includes an elastic ball end 121, a bimodal rod 122 and an elastic wire 123, the bimodal rod 122 and the elastic wire 123 are both connected between the elastic ball end 121 and the outer expansion end 93, and the elastic wire 123 is located inside the bimodal rod 122, so that gas is not easily mixed when the liquid medicine flows down in a normal flow speed or a slow speed state, the electromagnet 6 is in a normally open state, the bimodal rod 122 is in a hardened state, the defoaming rods 12 synchronously and stably move when the outer expansion end 93 expands, turbulence of the liquid medicine is not easily caused, when the liquid medicine is in an accelerated state, the electromagnet 6 is in a repeatedly switched on and off state, when the electromagnet 6 is expanded to the maximum, the bimodal rod 122 is in a softened state, the elastic ball end continues to move under the action of inertia 121 to stretch the bimodal rod 122, can fully cover the liquid medicine at elasticity bulb 121 migration in-process, force the bubble to eliminate and carry out the loss, bimorph pole 122 adopts flexible seal material to make tubular structure, and bimorph pole 122 is inside to be filled with magnetorheological suspensions, and under the condition that satisfies certain magnetic field intensity, magnetorheological suspensions can change from the liquid phase to the solid phase, and bimorph pole 122 can fully deform and stretch during the liquid phase, and bimorph pole 122 has higher intensity and difficult deformation and stretch during the solid phase.

The implementation principle of the infusion apparatus with the regulation function in the embodiment of the application is as follows: referring to fig. 1-6, the solution can control the flow rate of the liquid medicine by the magnetic field of the electromagnet 6, when the electromagnet 6 is opened, the inner regulating ball 8 in the elastic drip cup 3 is triggered to expand after sensing the magnetic attraction force, thereby reducing the passing space of the liquid medicine, realizing the deceleration of the liquid medicine, adjusting the deceleration degree by controlling the size of the magnetic attraction force, when the electromagnet 6 is switched on and off, the inner regulating ball 8 expands when the electromagnet is switched on, and the transition microsphere 9 is reshaped when the electromagnet is switched off, thereby forming repeated extrusion action to the liquid medicine in the elastic drip cup 3, realizing acceleration to the flow of the liquid medicine, simultaneously, the inner regulating ball 8 can generate local multi-point extension action when expanding integrally, and further eliminate the bubbles which are possibly mixed in, force the gas to escape to the outside of the liquid medicine, and are not easy to enter the human body along with the liquid medicine to harm the health, thereby improving the application range and the safety of the infusion apparatus.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.