CN207708264U - Dual chamber infusion pump based on piezoelectricity and infusion device - Google Patents
Dual chamber infusion pump based on piezoelectricity and infusion device Download PDFInfo
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- CN207708264U CN207708264U CN201720402329.XU CN201720402329U CN207708264U CN 207708264 U CN207708264 U CN 207708264U CN 201720402329 U CN201720402329 U CN 201720402329U CN 207708264 U CN207708264 U CN 207708264U
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Abstract
The utility model is related to a kind of dual chamber infusion pump and infusion device based on piezoelectricity, first cavity connects the inlet, second cavity connects the liquid outlet, first cavity is connected to second cavity, the piezoelectric driving module connects first piezoelectric vibrator and the second piezoelectric vibrator, described control unit controls the piezoelectric driving module and drives first piezoelectric vibrator and the vibration of the second piezoelectric vibrator, first cavity described in the vibration control of first piezoelectric vibrator and the second piezoelectric vibrator and second cavity extension and compression are to complete feed liquor and go out liquid.The utility model uses the accurate intelligent control that piezoelectric vibrator, piezoelectric driving module and control unit are infused, simultaneously, the double piezoelectric vibrators of structure dual chamber carry out infusion control, substantially increase the anti-electromagnetic interference capability of infusion device, reduce its energy consumption, further improve its infusion control accuracy.
Description
Technical field
The utility model is related to a kind of infusion pump and infusion device more particularly to a kind of dual chamber infusion pumps based on piezoelectricity
And infusion device.
Background technology
Infusion pump has been generally applicable to clinical treatment, at home wide hair in anesthesia, analgesia, antibiosis extract for treating, swollen
The treatment of tumor chemotherapy, cardiovascular and cerebrovascular diseases, hypertension, diabetes.The application of infusion pump reduces controlling for the patient for the treatment of
Risk is treated, reduces the workload of nursing staff, traditional infusion methods greatly reduces in severe case's therapeutic process
The administration risk of middle generation.
Medical instrument quality safety is the most important thing of hospital management, therefore, it is desirable to have a kind of high-performance, it is intelligentized from
Dynamic infusion device.It is incomparable that intelligent infusion pump has the advantages that Conventional gravity is transfused, it accurately can measure and control infusion
Speed, infusion amount streamline is good, abnormal to bubble, obstruction, leakage blood etc. can be detected, and with warning function and automatically cut off
It is transfused access.The safety for ensuring patient reduces the generation of malpractice.
Utility model content
The utility model solve the technical issues of be：A kind of dual chamber infusion pump and infusion device based on piezoelectricity are built,
The technical issues of overcoming prior art infusion to be inconvenient to carry out intelligent control.
The technical solution of the utility model is：A kind of dual chamber infusion pump based on piezoelectricity is built, including：Inlet goes out
Liquid mouth, the first cavity for accommodating liquid, the second cavity, the first piezoelectric vibrator, the second piezoelectric vibrator for accommodating liquid, described first
Cavity connects the inlet, and second cavity connects the liquid outlet, and first cavity is connected to second cavity,
First cavity includes the first liquid feed valve, and first liquid feed valve connects the inlet, and second cavity includes liquid
Valve, the liquid valve connect the liquid outlet, and at least one end face of first cavity is elastic terminal surface, second cavity
At least one end face be elastic terminal surface, first piezoelectric vibrator is arranged on the elastic terminal surface of first cavity, described
Second piezoelectric vibrator is arranged on the elastic terminal surface of second cavity, first piezoelectric vibrator and second piezoelectric vibrator
Vibration control described in the first cavity and second cavity extension and compression to complete feed liquor and to go out liquid.
The further technical solution of the utility model is：First liquid feed valve and the liquid valve are one-way cock.
The further technical solution of the utility model is：Second cavity further includes the second liquid feed valve, described second into
Liquid valve is one-way cock.
The further technical solution of the utility model is：First piezoelectric vibrator and second piezoelectric vibrator are in turn
Vibration.
The further technical solution of the utility model is：First liquid feed valve, second liquid feed valve and it is described go out
Liquid valve is ligulate valve.
The technical solution of the utility model is：A kind of dual chamber infusion device based on piezoelectricity is built, including：Inlet,
Liquid outlet, the first cavity for accommodating liquid, the second cavity for accommodating liquid, the first piezoelectric vibrator, the second piezoelectric vibrator, piezoelectricity drive
Dynamic model block, control unit, first cavity connect the inlet, and second cavity connects the liquid outlet, and described the
One cavity is connected to second cavity, and first cavity includes the first liquid feed valve, first liquid feed valve connection it is described into
Liquid mouth, second cavity includes liquid valve, and the liquid valve connects the liquid outlet, at least one end of first cavity
Face is elastic terminal surface, and at least one end face of second cavity is elastic terminal surface, and first piezoelectric vibrator is arranged described
On the elastic terminal surface of first cavity, second piezoelectric vibrator is arranged on the elastic terminal surface of second cavity, the piezoelectricity
Drive module connects first piezoelectric vibrator and the second piezoelectric vibrator, and described control unit controls the piezoelectric driving module and drives
Move first piezoelectric vibrator and the vibration of the second piezoelectric vibrator, the vibration control of first piezoelectric vibrator and the second piezoelectric vibrator
First cavity and second cavity extension and compression are to complete feed liquor and go out liquid.
The further technical solution of the utility model is：Further include monitoring modular, the monitoring module monitors infusion work
State.
The further technical solution of the utility model is：Further include alarm module, the alarm module is different in transfusion state
Normal alarm.
The further technical solution of the utility model is：Further include the input module for inputting infusion parameter, the input mould
Block connects the control module.
The further technical solution of the utility model is：Further include the display module for showing infusion parameter, the display mould
Block connects the control module.
The utility model has the technical effect that：A kind of dual chamber infusion pump and infusion device based on piezoelectricity are built, including：
Inlet, liquid outlet, accommodate liquid the first cavity, accommodate liquid the second cavity, the first piezoelectric vibrator, the second piezoelectricity shake
Son, piezoelectric driving module, control unit, first cavity connect the inlet, go out liquid described in the second cavity connection
Mouthful, first cavity is connected to second cavity, and first cavity includes the first liquid feed valve, and first liquid feed valve connects
The inlet is connect, second cavity includes liquid valve, and the liquid valve connects the liquid outlet, and first cavity is extremely
A few end face is elastic terminal surface, and at least one end face of second cavity is elastic terminal surface, and first piezoelectric vibrator is set
It sets on the elastic terminal surface of first cavity, second piezoelectric vibrator is arranged on the elastic terminal surface of second cavity,
The piezoelectric driving module connects first piezoelectric vibrator and the second piezoelectric vibrator, and described control unit controls the piezoelectricity and drives
First piezoelectric vibrator and the vibration of the second piezoelectric vibrator described in dynamic module drive, first piezoelectric vibrator and the second piezoelectric vibrator
First cavity described in vibration control and second cavity extension and compression are to complete feed liquor and go out liquid.The utility model uses
The accurate intelligent control that piezoelectric vibrator, piezoelectric driving module and control unit are infused, meanwhile, the double piezoelectricity of structure dual chamber
Oscillator carries out infusion control, substantially increases the anti-electromagnetic interference capability of infusion device, reduces its energy consumption, further improves
It is transfused control accuracy.
Description of the drawings
Fig. 1 is the dual chamber syringe structure schematic diagram of the utility model.
Fig. 2 is the dual chamber infusion device structural schematic diagram of the utility model.
Specific implementation mode
With reference to specific embodiment, technical solutions of the utility model are further illustrated.
As shown in Figure 1, specific embodiment of the present utility model is：A kind of dual chamber infusion pump based on piezoelectricity is built,
Including：Inlet 1, the first cavity 3 for accommodating liquid, accommodates the second cavity 4 of liquid, the first piezoelectric vibrator 5, the at liquid outlet 2
Two piezoelectric vibrators 6, first cavity 3 connect the inlet 1, and second cavity 4 connects the liquid outlet 2, and described
One cavity 3 is connected to second cavity 4, and first cavity 3 includes the first liquid feed valve 31, and first liquid feed valve 31 connects
The inlet 1, second cavity 4 include liquid valve 41, and the liquid valve 41 connects the liquid outlet 2, first chamber
At least one end face of body 3 is elastic terminal surface, and at least one end face of second cavity 4 is elastic terminal surface, first pressure
Electric tachometer indicator 5 is arranged on the elastic terminal surface of first cavity 3, and second piezoelectric vibrator 6 is arranged in second cavity 4
On elastic terminal surface, the first cavity 3 described in the vibration control of first piezoelectric vibrator 5 and second piezoelectric vibrator 6 and described
The extension and compression of second cavity 4 are to complete feed liquor and go out liquid.
As shown in Figure 1, the specific implementation process of the utility model is：First piezoelectric vibrator 5 under the action of alternating voltage,
The variation of volume and pressure that flexural deformation is formed in first cavity 3 is generated to realize the one-way flow of fluid.Second
Piezoelectric vibrator 6 generates the variation that flexural deformation forms volume and pressure in second cavity 4 under the action of alternating voltage
To realize the one-way flow of fluid.Detailed process is：When the first piezoelectric vibrator 5 is bent outwardly deformation under the driving of voltage
When, first cavity 3 is interior to generate certain vacuum degree, and first liquid feed valve 31 is promoted to open, and the liquid valve 41 is closed,
It draws liquid into first cavity 3.Meanwhile when the second piezoelectric vibrator 6 is bent outwardly deformation under the driving of voltage, institute
It states and generates certain vacuum degree in the second cavity 4, the liquid valve 41 is closed, and the liquid in first cavity 3 is sucked institute
It states in the second cavity 4.When the first 5 inwardly movement of piezoelectric vibrator, first liquid feed valve 7 is closed, in first cavity 3
Liquid flows to second cavity 4.Meanwhile second piezoelectric vibrator 6 inwardly movement when, first liquid feed valve 7 is closed, institute
Stating the second piezoelectric vibrator 6 pushes fluid that the liquid valve 41 is made to open, and is exported outward from the liquid outlet 2.In specific embodiment,
First liquid feed valve 31 and the liquid valve 41 are one-way cock, and one-way cock ensures the one-way flow of liquid.
As shown in Figure 1, preferred embodiments of the present invention are：Second cavity 4 further includes the second liquid feed valve 42,
Second liquid feed valve 42 is one-way cock.When work, when the first piezoelectric vibrator 5 is bent outwardly deformation under the driving of voltage
When, first cavity 3 is interior to generate certain vacuum degree, promotes first liquid feed valve 31 to open, second liquid feed valve 42
It closes, draws liquid into first cavity 3.Meanwhile second piezoelectric vibrator 6 inwardly movement when, second feed liquor
Valve 42 is closed, and second piezoelectric vibrator 6 pushes fluid that the liquid valve 41 is made to open, and is exported outward from the liquid outlet 2.When
When first piezoelectric vibrator 5 inwardly moves, first liquid feed valve 7 is closed, and second liquid feed valve 42 is opened, first cavity
Liquid in 3 flows to second cavity 4.Meanwhile when the second piezoelectric vibrator 6 is bent outwardly deformation under the driving of voltage,
Certain vacuum degree is generated in second cavity 4, second liquid feed valve 42 is opened, and the liquid valve 41 is closed, will be described
Liquid in first cavity 3 sucks in second cavity 4.
As shown in Figure 1, preferred embodiments of the present invention are：First piezoelectric vibrator 5 and second piezoelectricity
The vibration in turn of oscillator 6.
As shown in Figure 1, preferred embodiments of the present invention are：First liquid feed valve 31, second liquid feed valve
42 and the liquid valve 41 be ligulate valve.Ligulate valve facilitates liquid to flow convenient for control.
As shown in Figure 1, specific embodiment of the present utility model is：Build a kind of dual chamber infusion dress based on piezoelectricity
It sets, including：Inlet 1, liquid outlet 2, the first cavity 3 for accommodating liquid, the second cavity 4, the first piezoelectric vibrator for accommodating liquid
5, the second piezoelectric vibrator 6, piezoelectric driving module 7, control unit 8, first cavity 3 connect the inlet 1, and described second
Cavity 4 connects the liquid outlet 2, and first cavity 3 is connected to second cavity 4, first cavity 3 include first into
Liquid valve 31, first liquid feed valve 31 connect the inlet 1, and second cavity 4 includes liquid valve 41, the liquid valve 41
Connect the liquid outlet 2, at least one end face of first cavity 3 is elastic terminal surface, second cavity 4 it is at least one
End face is elastic terminal surface, and first piezoelectric vibrator 5 is arranged on the elastic terminal surface of first cavity 3, second piezoelectricity
Oscillator 6 is arranged on the elastic terminal surface of second cavity 4, and the piezoelectric driving module 7 connects 5 He of the first piezoelectric vibrator
Second piezoelectric vibrator 6, described control unit 8 control the piezoelectric driving module 7 and first piezoelectric vibrator 5 and second are driven to press
Electric tachometer indicator 6 vibrates, the first cavity 3 described in the vibration control of first piezoelectric vibrator 5 and second piezoelectric vibrator 6 and described
The extension and compression of second cavity 4 are to complete feed liquor and go out liquid.
As shown in Figure 1, the specific implementation process of the utility model is：First piezoelectric vibrator 5 under the action of alternating voltage,
The variation of volume and pressure that flexural deformation is formed in first cavity 3 is generated to realize the one-way flow of fluid.Second
Piezoelectric vibrator 6 generates the variation that flexural deformation forms volume and pressure in second cavity 4 under the action of alternating voltage
To realize the one-way flow of fluid.Detailed process is：When the first piezoelectric vibrator 5 is bent outwardly deformation under the driving of voltage
When, first cavity 3 is interior to generate certain vacuum degree, and first liquid feed valve 31 is promoted to open, and the liquid valve 41 is closed,
It draws liquid into first cavity 3.Meanwhile when the second piezoelectric vibrator 6 is bent outwardly deformation under the driving of voltage, institute
It states and generates certain vacuum degree in the second cavity 4, the liquid valve 41 is closed, and the liquid in first cavity 3 is sucked institute
It states in the second cavity 4.When the first 5 inwardly movement of piezoelectric vibrator, first liquid feed valve 7 is closed, in first cavity 3
Liquid flows to second cavity 4.Meanwhile second piezoelectric vibrator 6 inwardly movement when, first liquid feed valve 7 is closed, institute
Stating the second piezoelectric vibrator 6 pushes fluid that the liquid valve 41 is made to open, and is exported outward from the liquid outlet 2.The Piezoelectric Driving
Module 7 connects first piezoelectric vibrator, 5 and second piezoelectric vibrator 6, and described control unit 8 controls the piezoelectric driving module 7
First piezoelectric vibrator, 5 and second piezoelectric vibrator 6 is driven to vibrate, first piezoelectric vibrator 5 and second piezoelectric vibrator 6
Vibration control described in the first cavity 3 and second cavity 4 extension and compression to complete feed liquor and to go out liquid.Specific implementation
In example, first liquid feed valve 31 and the liquid valve 41 are one-way cock, and one-way cock ensures the one-way flow of liquid.
As shown in Figure 1 and Figure 2, further include monitoring modular 9,9 monitoring transfusion working condition of the monitoring modular.Monitoring modular 9
Include the pressure sensor of signal piping blocked state, the pressure inside pressure sensor sense line, if pressure is more than setting
Value, then be judged as pipe blocking state.The monitoring modular 9 further includes time alarm module, and time alarm module passes through determination
Infusion Time can determine transfusion time, including remind infusion that will finish or the information of infused.The monitoring mould
Block 9 further includes monitoring cell electricity quantity module, then the charge condition of monitoring cell electricity quantity module monitors battery carries out electricity use
The display of situation and information alert.The monitoring modular 9 further includes system monitoring module, is reminded in system fault.
Further include alarm module 10, the alarm module is in transfusion state exception alarm.Further include output infusion parameters, the infusion
Parameter includes infusion liquid total amount, infusion liquid flow velocity, liquid Infusion Time, infusion liquid remaining time, infusion abnormality
One kind in prompt message, battery capacity prompt message, network state information, infusion liquid type, liquid infusion flow-rate list
Or it is a variety of.
As shown in Figure 1, preferred embodiments of the present invention are：Further include the input module 11 for inputting infusion parameter,
The input module 11 connects described control unit 8.Further include the display module 12 for showing infusion parameter, the display module 12
Connect described control unit 8.
The utility model has the technical effect that：A kind of dual chamber infusion device based on piezoelectricity is built, including：Inlet 1,
Liquid outlet 2, the first cavity 3 for accommodating liquid, accommodate the second cavity 4 of liquid, the first piezoelectric vibrator 5, the second piezoelectric vibrator 6,
Piezoelectric driving module 7, control unit 8, first cavity 3 connect the inlet 1, second cavity 4 connect it is described go out
Liquid mouth 2, first cavity 3 are connected to second cavity 4, first cavity 3 include the first liquid feed valve 31, described first
Liquid feed valve 31 connects the inlet 1, and second cavity 4 includes liquid valve 41, and the liquid valve 41 connects the liquid outlet
2, at least one end face of first cavity 3 is elastic terminal surface, and at least one end face of second cavity 4 is elastic tip
Face, first piezoelectric vibrator 5 are arranged on the elastic terminal surface of first cavity 3, and second piezoelectric vibrator 6 is arranged in institute
On the elastic terminal surface for stating the second cavity 4, the piezoelectric driving module 7 connects first piezoelectric vibrator, 5 and second piezoelectric vibrator
6, described control unit 8 controls the piezoelectric driving module 7 and first piezoelectric vibrator, 5 and second piezoelectric vibrator 6 is driven to vibrate,
First cavity 3 and second cavity 4 described in the vibration control of first piezoelectric vibrator 5 and second piezoelectric vibrator 6
Extension and compression are to complete feed liquor and go out liquid.The utility model uses piezoelectric vibrator, cavity, piezoelectric driving module and control
The accurate intelligent control that unit is infused, meanwhile, the double piezoelectric vibrators of structure dual chamber carry out infusion control, substantially increase defeated
The anti-electromagnetic interference capability of dispensing device reduces its energy consumption, further improves its infusion control accuracy.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is confined to these explanations.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the scope of protection of the utility model.
Claims (10)
1. a kind of dual chamber infusion pump based on piezoelectricity, which is characterized in that including：The first of inlet, liquid outlet, receiving liquid
Cavity, the second cavity, the first piezoelectric vibrator, the second piezoelectric vibrator for accommodating liquid, first cavity connect the inlet,
Second cavity connects the liquid outlet, and first cavity be connected to second cavity, and first cavity includes the
One liquid feed valve, first liquid feed valve connect the inlet, and second cavity includes liquid valve, and the liquid valve connects institute
Liquid outlet is stated, at least one end face of first cavity is elastic terminal surface, and at least one end face of second cavity is bullet
Property end face, first piezoelectric vibrator is arranged on the elastic terminal surface of first cavity, and the second piezoelectric vibrator setting exists
On the elastic terminal surface of second cavity, first described in the vibration control of first piezoelectric vibrator and second piezoelectric vibrator
The extension and compression of cavity and second cavity are to complete feed liquor and go out liquid.
2. the dual chamber infusion pump based on piezoelectricity according to claim 1, which is characterized in that first liquid feed valve and described
Liquid valve is one-way cock.
3. the dual chamber infusion pump based on piezoelectricity according to claim 1, which is characterized in that second cavity further includes
Two liquid feed valves, second liquid feed valve are one-way cock.
4. the dual chamber infusion pump based on piezoelectricity according to claim 1, which is characterized in that first piezoelectric vibrator and institute
State the vibration in turn of the second piezoelectric vibrator.
5. the dual chamber infusion pump based on piezoelectricity according to claim 1, which is characterized in that first liquid feed valve, described
Second liquid feed valve and the liquid valve are ligulate valve.
6. a kind of dual chamber infusion device based on piezoelectricity, which is characterized in that including：Inlet, liquid outlet, accommodate liquid the
One cavity, the second cavity for accommodating liquid, the first piezoelectric vibrator, the second piezoelectric vibrator, piezoelectric driving module, control unit, institute
It states the first cavity and connects the inlet, second cavity connects the liquid outlet, first cavity and second chamber
Body is connected to, and first cavity includes the first liquid feed valve, and first liquid feed valve connects the inlet, the second cavity packet
Including liquid valve, the liquid valve connects the liquid outlet, and at least one end face of first cavity is elastic terminal surface, and described the
At least one end face of two cavitys is elastic terminal surface, and the elastic terminal surface in first cavity is arranged in first piezoelectric vibrator
On, second piezoelectric vibrator is arranged on the elastic terminal surface of second cavity, piezoelectric driving module connection described the
One piezoelectric vibrator and the second piezoelectric vibrator, described control unit control the piezoelectric driving module and drive first piezoelectric vibrator
It is vibrated with the second piezoelectric vibrator, the first cavity described in the vibration control of first piezoelectric vibrator and the second piezoelectric vibrator and described
Second cavity is extended and is compressed to complete feed liquor and goes out liquid.
7. the dual chamber infusion device based on piezoelectricity according to claim 6, which is characterized in that further include monitoring modular, institute
State monitoring module monitors infusion working condition.
8. the dual chamber infusion device based on piezoelectricity according to claim 7, which is characterized in that further include alarm module, institute
Alarm module is stated in transfusion state exception alarm.
9. the dual chamber infusion device based on piezoelectricity according to claim 6, which is characterized in that further include input infusion parameter
Input module, the input module connects the control module.
10. the dual chamber infusion device based on piezoelectricity according to claim 6, which is characterized in that further include display infusion ginseng
Several display modules, the display module connect the control module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720402329.XU CN207708264U (en) | 2017-04-17 | 2017-04-17 | Dual chamber infusion pump based on piezoelectricity and infusion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720402329.XU CN207708264U (en) | 2017-04-17 | 2017-04-17 | Dual chamber infusion pump based on piezoelectricity and infusion device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207708264U true CN207708264U (en) | 2018-08-10 |
Family
ID=63062923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720402329.XU Active CN207708264U (en) | 2017-04-17 | 2017-04-17 | Dual chamber infusion pump based on piezoelectricity and infusion device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207708264U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107126591A (en) * | 2017-04-17 | 2017-09-05 | 深圳市体太赫兹科技有限公司 | Dual chamber infusion pump and infusion device based on piezoelectricity |
| CN109771741A (en) * | 2019-03-01 | 2019-05-21 | 浙江师范大学 | A kind of driving type piezoelectric actuator infusion apparatus |
-
2017
- 2017-04-17 CN CN201720402329.XU patent/CN207708264U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107126591A (en) * | 2017-04-17 | 2017-09-05 | 深圳市体太赫兹科技有限公司 | Dual chamber infusion pump and infusion device based on piezoelectricity |
| CN109771741A (en) * | 2019-03-01 | 2019-05-21 | 浙江师范大学 | A kind of driving type piezoelectric actuator infusion apparatus |
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| CP03 | Change of name, title or address |
Address after: 518000 building 3, 5A, Taihua Indus Industrial Park, Baoan District City, Shenzhen, Guangdong. Patentee after: Shenzhen Terahertz Technology Co., Ltd. Address before: 518000 Guangdong, Shenzhen, Nanshan District Xili street, Technology north two Road 15, third floor 301 Patentee before: SHENZHEN YITI TERAHERTZ TECHNOLOGY CO., LTD. |
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| TR01 | Transfer of patent right |
Effective date of registration: 20200911 Address after: Room A601, No.1, MeiXun digital technology factory, No.19, Jinxiu Middle Road, Laokeng community, Longtian street, Pingshan District, Shenzhen City, Guangdong Province Patentee after: SHENZHEN ET MEDICAL TECHNOLOGY Co.,Ltd. Address before: 518000 building 3, 5A, Taihua Indus Industrial Park, Baoan District City, Shenzhen, Guangdong. Patentee before: SHENZHEN TAIHEZI TECHNOLOGY Co.,Ltd. |