Summary of the invention
For the deficiency that the device overcoming existing transfusion device is complicated, security performance is low, cost is high, the present invention provides that a kind of cost is low, security performance strong and can arbitrarily connect dismountable automatic decanting infusion apparatus of multiple infusion bottle.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of dismountable automatic decanting infusion apparatus, including the first bottle stopper puncture head being connected with the first infusion bottle, described first bottle stopper puncture head and the connection of the first infusion tube, top the first entrance connection of described first infusion tube and the first dropping funnel, described transfusion device also includes the second bottle stopper puncture head being connected with the second infusion bottle, described second bottle stopper puncture head and the second infusion tube top connect, the lower end of described second infusion tube connects with top second entrance of described first dropping funnel, the bottom of described second infusion tube is stretched on the top of the first flexible pipe, the external diameter of described first flexible pipe is bigger than the internal diameter of described second infusion tube, the inner chamber of described first dropping funnel is stretched in the bottom of described first flexible pipe, the bottom of described first flexible pipe and the inner space of the first container, described first flexible pipe top is big with the combination gravity of the first container that the frictional resistance of described second infusion tube bottom does not store liquid than described first flexible pipe and inner chamber, described frictional resistance is less than the combination gravity of the first container that described first flexible pipe and inner chamber store liquid, the buoyancy sum of described frictional resistance and the first container is bigger than the combination gravity of the first container that described first flexible pipe and inner chamber store liquid.
Further, the lower part outlet of described first dropping funnel connects with top first entrance of described second dropping funnel, and the top of the lower part outlet of described second dropping funnel and the 4th infusion tube connects, the bottom of described 4th infusion tube and transfusion device outlet;
Described transfusion device also includes the 3rd bottle stopper puncture head being connected with the 3rd infusion bottle, the top of described 3rd bottle stopper puncture head and the 3rd infusion tube connects, the lower end of described 3rd infusion tube connects with top second entrance of described second dropping funnel, the bottom of described 3rd infusion tube is stretched on the top of the second flexible pipe, the external diameter of described second flexible pipe is bigger than the internal diameter of described 3rd infusion tube, the inner chamber of described second dropping funnel is stretched in the bottom of described second flexible pipe, the bottom of described second flexible pipe and the inner space of second container, the combination gravity of the second container that described second flexible pipe top does not store liquid with the frictional resistance of described 3rd infusion tube bottom than described second flexible pipe and inner chamber is big, described frictional resistance is less than the combination gravity of the second container that described second flexible pipe and inner chamber store liquid, described frictional resistance is big with the combination gravity of the second container that the buoyancy sum of second container stores liquid than described second flexible pipe and inner chamber.
According to above-mentioned annexation, if increasing by the 3rd dropping funnel, then can mate the next cascade structure of formation with the 4th infusion bottle, the like, it is possible to form multiple cascade structure form.
Further, between bottom and top first entrance of described second dropping funnel of described first dropping funnel, between lower end and top second entrance of described second dropping funnel of described 3rd infusion tube, between lower part outlet and the top of the 4th infusion tube of described second dropping funnel, it is detachable connection.
First bottle stopper puncture head includes the breather and the first fluid-through tube that are arranged side by side, and the upper end of described first fluid-through tube and the first input flexible pipe connects;Described second bottle stopper puncture head includes the breather and the second fluid-through tube that are arranged side by side, and the upper end of described second fluid-through tube and the second input flexible pipe connects;Described breather and atmosphere.
Or: the first bottle stopper puncture head includes the first fluid-through tube, and the upper end of described first fluid-through tube and the first input flexible pipe connects, and the bottom of described first fluid-through tube is provided with passage;Described second bottle stopper puncture head includes the second fluid-through tube, and the upper end of described second fluid-through tube and the second input flexible pipe connects;The bottom of described second fluid-through tube is provided with passage, described passage and atmosphere.
The inside of described first container and second container is hollow, is isolated into vacuum at container bottom.
The diameter of described first flexible pipe is set to R1, and length is H1;The diameter of described first container is set to R2, is highly H2;The diameter of described first infusion tube is set to R3;The diameter of described first dropping funnel is set to R4, is highly H3, wherein, and R3 < R1 < R2 < R4.Control R3 and R1 difference sufficiently small, make flexible pipe can be attached on the infusion tube of its connection without coming off downwardly together with container in use, and after medicinal liquid flows into flexible pipe, flexible pipe is by medicinal liquid transport to container, owing to internal tank is hollow, certain solution can be stored.When flexible pipe, container and stored solution arrive constant weight, and when making it without adsorption owing to medicinal liquid flows through the gap of R1 and R3, container just comes off downwards with the flexible pipe being connected.The absolute difference of R2 and R4 is slightly larger, it is ensured that the medicinal liquid flow velocity flowing into dropping funnel is normal.
When described container and flexible pipe come off downwards, the inside of dropping funnel is some medicinal liquid, sets medicinal liquid height at this as H4.Wherein, due to container bottom some isolate as vacuum, so the effect of container is made container float on medicinal liquid by medicinal liquid, the fraction of flexible pipe is still in its infusion tube connected, the gap of R1 and R3 is not enough so that the medicinal liquid in the medicine bottle of its connection normally flows out, and now has: H1+H2 > H3-H4.And when the medicinal liquid in dropping funnel is less than certain height H5, flexible pipe and container just completely fall off, now have: H1+H2 < H3-H5, the former medicinal liquid blocked by container and flexible pipe just flows out smoothly, again owing to flexible pipe is very soft, just cannot be upright when completely falling off, this just ensure that the medicinal liquid height in dropping funnel will not block delivery outlet when increasing after medicinal liquid flows out.
The technology design of the present invention is: present invention employs the interconnection function of dismountable second dropping funnel, and utilize the coordinating of container and flexible pipe, container floats over the inflow controlling medicinal liquid on medicinal liquid face.First by the first bottle stopper puncture head, the second bottle stopper puncture head, the 3rd bottle stopper puncture head, breather respectively with external infusion bottle A, B, C is connected, medicinal liquid in A, B, C flows out, again owing to the effect of the first container, second container, the first flexible pipe, the second flexible pipe controls A, medicinal liquid in B, C successively flows out, and finally inputs medicinal liquid for human body.
The invention has the beneficial effects as follows: described dismountable second dropping funnel can more than one, can connect multiple with needed for meeting patient on this basis;Container flows out with the priority so that being effectively controlled medicinal liquid that coordinates of flexible pipe so that achieve the effect of automatic decanting;On the other hand, this installation cost is low, simple in construction, achieve noticeable achievement, it is possible to effectively make up the weak point of existing transfusion device.
Detailed description of the invention
It is described further below in conjunction with accompanying drawing
With reference to Fig. 1~Fig. 5, a kind of dismountable automatic decanting infusion apparatus, including the first bottle stopper puncture head being connected with the first infusion bottle, described first bottle stopper puncture head and the connection of the first infusion tube, top the first entrance connection of described first infusion tube and the first dropping funnel, described transfusion device also includes the second bottle stopper puncture head being connected with the second infusion bottle, described second bottle stopper puncture head and the second infusion tube top connect, the lower end of described second infusion tube connects with top second entrance of described first dropping funnel, the bottom of described second infusion tube is stretched on the top of the first flexible pipe, the external diameter of described first flexible pipe is bigger than the internal diameter of described second infusion tube, the inner chamber of described first dropping funnel is stretched in the bottom of described first flexible pipe, the bottom of described first flexible pipe and the inner space of the first container, described first flexible pipe top is big with the combination gravity of the first container that the frictional resistance of described second infusion tube bottom does not store liquid than described first flexible pipe and inner chamber, described frictional resistance is less than the combination gravity of the first container that described first flexible pipe and inner chamber store liquid, the buoyancy sum of described frictional resistance and the first container is bigger than the combination gravity of the first container that described first flexible pipe and inner chamber store liquid.
Further, the lower part outlet of described first dropping funnel connects with top first entrance of described second dropping funnel, and the top of the lower part outlet of described second dropping funnel and the 4th infusion tube connects, the bottom of described 4th infusion tube and transfusion device outlet;
Described transfusion device also includes the 3rd bottle stopper puncture head being connected with the 3rd infusion bottle, the top of described 3rd bottle stopper puncture head and the 3rd infusion tube connects, the lower end of described 3rd infusion tube connects with top second entrance of described second dropping funnel, the bottom of described 3rd infusion tube is stretched on the top of the second flexible pipe, the external diameter of described second flexible pipe is bigger than the internal diameter of described 3rd infusion tube, the inner chamber of described second dropping funnel is stretched in the bottom of described second flexible pipe, the bottom of described second flexible pipe and the inner space of second container, the combination gravity of the second container that described second flexible pipe top does not store liquid with the frictional resistance of described 3rd infusion tube bottom than described second flexible pipe and inner chamber is big, described frictional resistance is less than the combination gravity of the second container that described second flexible pipe and inner chamber store liquid, described frictional resistance is big with the combination gravity of the second container that the buoyancy sum of second container stores liquid than described second flexible pipe and inner chamber.
According to above-mentioned annexation, if increasing by the 3rd dropping funnel, then can mate the next cascade structure of formation with the 4th infusion bottle, the like, it is possible to form multiple cascade structure form.
Further, between bottom and top first entrance of described second dropping funnel of described second infusion tube, between lower end and top second entrance of described second dropping funnel of described second squeezing tube, between lower part outlet and the top of the 3rd infusion tube of described second dropping funnel, it is detachable connection.
First bottle stopper puncture head includes the breather and the first fluid-through tube that are arranged side by side, and the upper end of described first fluid-through tube and the first input flexible pipe connects;Described second bottle stopper puncture head includes the breather and the second fluid-through tube that are arranged side by side, and the upper end of described second fluid-through tube and the second input flexible pipe connects;Described breather and atmosphere.
Or: the first bottle stopper puncture head includes the first fluid-through tube, and the upper end of described first fluid-through tube and the first input flexible pipe connects, and the bottom of described first fluid-through tube is provided with passage;Described second bottle stopper puncture head includes the second fluid-through tube, and the upper end of described second fluid-through tube and the second input flexible pipe connects;Described breather and atmosphere, the bottom of described second fluid-through tube is provided with passage.
The inside of described first container and second container is hollow, is isolated into vacuum at container bottom.
The diameter of described first flexible pipe is set to R1, and length is H1;The diameter of described first container is set to R2, is highly H2;The diameter of described first infusion tube is set to R3;The diameter of described first dropping funnel is set to R4, is highly H3, wherein, and R3 < R1 < R2 < R4.Control R3 and R1 difference sufficiently small, make flexible pipe can be attached on the infusion tube of its connection without coming off downwardly together with container in use, and after medicinal liquid flows into flexible pipe, flexible pipe is by medicinal liquid transport to container, owing to internal tank is hollow, certain solution can be stored.When flexible pipe, container and stored solution arrive constant weight, and when making it without adsorption owing to medicinal liquid flows through the gap of R1 and R3, container just comes off downwards with the flexible pipe being connected.The absolute difference of R2 and R4 is slightly larger, it is ensured that the medicinal liquid flow velocity flowing into dropping funnel is normal.
When described container and flexible pipe come off downwards, the inside of dropping funnel is some medicinal liquid, sets medicinal liquid height at this as H4.Wherein, due to container bottom some isolate as vacuum, so the effect of container is made container float on medicinal liquid by medicinal liquid, the fraction of flexible pipe is still in its infusion tube connected, the gap of R1 and R3 is not enough so that the medicinal liquid in the medicine bottle of its connection normally flows out, and now has: H1+H2 > H3-H4.And when the medicinal liquid in dropping funnel is less than certain height H5, flexible pipe and container just completely fall off, now have: H1+H2 < H3-H5, the former medicinal liquid blocked by container and flexible pipe just flows out smoothly, again owing to flexible pipe is very soft, just cannot be upright when completely falling off, this just ensure that the medicinal liquid height in dropping funnel will not block delivery outlet when increasing after medicinal liquid flows out.
In the present embodiment, illustrate for three bottles of infusion bottles, i.e. infusion bottle A, infusion bottle B, infusion bottle C, dismountable automatic decanting infusion apparatus of the present embodiment, including breather 1, the first bottle stopper puncture head 2, the second bottle stopper puncture head 3, the 3rd bottle stopper puncture head 4;First dropping funnel 5, the second dropping funnel 6;First infusion tube 7, the second infusion tube 8, the 3rd infusion tube 9, the 4th infusion tube 10;First flexible pipe 11, the second flexible pipe 12;First container 13, second container 14.
Described first bottle stopper puncture head, the second bottle stopper puncture head, the 3rd bottle stopper puncture head, the first dropping funnel, the second dropping funnel, the first infusion tube, the second infusion tube, the 3rd infusion tube, the 4th infusion tube material identical with the material of traditional infusion device.
Described first flexible pipe, the second flexible pipe material identical with the material of traditional infusion flexible pipe, but its diameter is slightly less than traditional infusion flexible pipe.
First container and second container material are the cylinder that thin glass is fabricated to, its diameter is less than dropping funnel, and kill virus before its use, sterilize, there is the container mass that thin glass is made light, it is prone to this device and realizes its function, a part of vacuum is isolated, it is simple to container can float on medicinal liquid at container bottom.
With reference to Fig. 2, the top of described detachable dropping funnel is provided with two connectors a, b, and a, b mouth has connecting device, is conveniently connected with external medicinal liquid and is controlled, and bottom has c to export, and medicinal liquid flows out through c.Fig. 2 (a) is detachable dropping funnel interface section enlarged drawing for detachable dropping funnel overall structure figure, Fig. 2 (b), and dropping funnel is attached by interface and infusion tube.
With reference to Fig. 3, container constitutes an entirety with flexible pipe, and namely glass and flexible pipe are integrally formed use, and container and flexible pipe be man-hour together with add and be just already connected to, and each diameter is suitable for.Described flexible pipe, its diameter is set to R1;Described container, its diameter is set to R2;Described infusion tube, its diameter is set to R3;Described dropping funnel, its diameter is set to R4.Wherein, R3 < R1 < R2 < R4, control R3 and R1 difference sufficiently small, the absolute difference of R2 and R4 is slightly larger.Wherein, container bottom is vacuum, it is simple to container floats on medicinal liquid.
With reference to Fig. 4, described flexible pipe, its diameter is set to R1, and length is H1;Described container, its diameter is set to R2, is highly H2;Described infusion tube, its diameter is set to R3;Described dropping funnel, its diameter is set to R4, is highly H3.A () figure starts to be plugged for solution most, and just constantly drip from the solution of the connector for blocking;B () figure is when container and flexible pipe are easy to fall off, the inside of dropping funnel is some medicinal liquid, and medicinal liquid height is H4.Wherein, owing to the effect of container is made container float on medicinal liquid by medicinal liquid, the fraction of flexible pipe is still in its infusion tube connected, and the gap of R1 and R3 is not enough so that the medicinal liquid in the medicine bottle of its connection normally flows out, and now has: H1+H2 > H3-H4.And when the medicinal liquid in dropping funnel is less than certain height H5, i.e. figure (c), flexible pipe and container just completely fall off, now have: H1+H2 < H3-H5, the former medicinal liquid blocked by container and flexible pipe just flows out smoothly, again owing to flexible pipe is very soft, and just cannot be upright when completely falling off, this just ensure that the medicinal liquid height in dropping funnel will not block delivery outlet when increasing after medicinal liquid flows out.
With reference to Fig. 5, except the above-mentioned scheme that breather and bottle stopper puncture head are separated, that is to say that breather and bottle stopper puncture head are not belonging to same pipeline, Fig. 5 provides another kind of combined method, its by by the combination of breather and bottle stopper puncture head thus reducing cost further.A () figure is Integral combined structure figure, (b) figure is the structure chart of passage, and outside air is entered in infusion bottle thus letting the liquid out by passage.
Further, the design of detachable dropping funnel.Shown in Fig. 2 (a), dropping funnel is by interface a, b connects, controls the entrance of medicinal liquid, exported c by one again and connect next structure, and multiple dismountable dropping funnel can be connected with each other, such as Fig. 2 (b), wherein a, b, c are connected with the external world by pore, thus meeting different sick Man's Demands.
Further, the coordinating of container and flexible pipe.Container and flexible pipe be man-hour together with add and be just already connected to, and each diameter is suitable for.Described flexible pipe, its diameter is set to R1;Described container, its diameter is set to R2;Described infusion tube, its diameter is set to R3;Described dropping funnel, its diameter is set to R4.
Wherein, R3 < R1 < R2 < R4, control R3 and R1 difference sufficiently small, make flexible pipe can be attached on the infusion tube of its connection without coming off downwardly together with container in use, and after medicinal liquid flows into flexible pipe, flexible pipe is by medicinal liquid transport to container, owing to internal tank is hollow, certain solution can be stored.When flexible pipe, container and stored solution arrive constant weight, and when making it without adsorption owing to medicinal liquid flows through the gap of R1 and R3, container just comes off downwards with the flexible pipe being connected.The absolute difference of R2 and R4 is slightly larger, it is ensured that the medicinal liquid flow velocity flowing into dropping funnel is normal.
Further, the control action of container, flexible pipe and dropping funnel.Described flexible pipe, its length is H1;Described container, it is highly H2;Described dropping funnel, it is highly H3.Start most to be plugged for solution in Fig. 4 (a) figure, and just constantly drip from the solution of the connector for blocking;Fig. 4 (b) figure is when container and flexible pipe are easy to fall off, the inside of dropping funnel is some medicinal liquid, and medicinal liquid height is H4.Wherein, owing to the effect of container is made container float on medicinal liquid by medicinal liquid, the fraction of flexible pipe is still in its infusion tube connected, and the gap of R1 and R3 is not enough so that the medicinal liquid in the medicine bottle of its connection normally flows out, and now has: H1+H2 > H3-H4.And when the medicinal liquid in dropping funnel is less than certain height H5, i.e. Fig. 4 (c), flexible pipe and container just completely fall off, now have: H1+H2 < H3-H5, the former medicinal liquid blocked by container and flexible pipe just flows out smoothly, again owing to flexible pipe is very soft, just cannot be upright when completely falling off, this just ensures when medicinal liquid makes the medicinal liquid height in dropping funnel will not block delivery outlet when increasing after flowing out.
In the present embodiment, first infusion tube and the first bottle stopper puncture head and the first dropping funnel are connected, second infusion tube and the second bottle stopper puncture head and the first dropping funnel are connected, 3rd infusion tube and the 3rd bottle stopper puncture head and the second dropping funnel are connected, second dropping funnel and the first dropping funnel, the 4th infusion tube are connected, and the first flexible pipe, the second flexible pipe are connected with the first container and second container respectively.
First, 1,2,3,4 and the medicine bottle A, B, the C that prepare are connected by medical personnel, and wherein, medicine bottle quantity can be determined according to patient's condition, can add and can subtract.A, B, C medicine bottle connects 7,8,9 respectively, wherein, 7,8 connect comprise 11,13 5, then through 5 outlet access package containing 12,14 6, meanwhile, 9 access 6 another interface, medicinal liquid through 6 export.
Wherein, when working as two interface that A, B herb liquid flows into the first dropping funnel, B herb liquid is blocked by the first container and the first flexible pipe and can not be flowed out, and in like manner, the C bottle liquid medicine of the 3rd infusion tube on the second dropping funnel connector cannot flow out.So, A herb liquid flows out to the first dropping funnel, the second dropping funnel, the 4th infusion tube gradually, and when the first container in the first dropping funnel and the first flexible pipe start to come off downwards, the liquid level in the first dropping funnel has arrived certain altitude, sets medicinal liquid height at this as H4.Wherein, owing to the effect of the first container is made the first container float on medicinal liquid by medicinal liquid, the fraction of the first flexible pipe is still in its second infusion tube connected.
Described first flexible pipe, its diameter is set to R1, and length is H1;Described first container, its diameter is set to R2, is highly H2;Described second infusion tube, its diameter is set to R3;Described first dropping funnel, its diameter is set to R4, is highly H3.
The gap of R1 and R3 is not enough so that the medicinal liquid in the medicine bottle of its connection normally flows out, and now has: H1+H2 > H3-H4.And when the medicinal liquid in the first dropping funnel is less than certain height H5, namely when A bottle liquid medicine is about to be finished, first flexible pipe and the first container just completely fall off, now have: H1+H2 < H3-H5, the former B bottle liquid medicine blocked by the first container and the first flexible pipe just flows out smoothly, again owing to the first flexible pipe is very soft, and just cannot be upright when completely falling off, this just ensure that the medicinal liquid height in the first dropping funnel will not block delivery outlet when increasing after B bottle liquid medicine flows out.
In like manner, when B bottle liquid medicine is about to be finished, in the second dropping funnel, liquid level also drops to certain altitude, and second container, the second flexible pipe come off, and flows out C bottle liquid medicine through the 3rd tube for transfusion simultaneously.
Needed for meeting patient, make full use of dismountable dropping funnel, as the second dropping funnel can have multiple, it is possible to deduct, can interconnect between dropping funnel, the different demands of patient can be met.
Medicinal liquid finally all through the 4th infusion tube, will pass through traditional infusion link, such as flow regulator, liquid medicine filter, intravenous needle, finally enter human vein, it is achieved the treatment to patient.