CN211327437U - Novel electromagnetic type air flow meter and intelligent infusion equipment comprising same - Google Patents
Novel electromagnetic type air flow meter and intelligent infusion equipment comprising same Download PDFInfo
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- CN211327437U CN211327437U CN201920797596.0U CN201920797596U CN211327437U CN 211327437 U CN211327437 U CN 211327437U CN 201920797596 U CN201920797596 U CN 201920797596U CN 211327437 U CN211327437 U CN 211327437U
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Abstract
The utility model provides a novel electromagnetic type air flow meter, which comprises a seat body, an electric switch arranged on the seat body, a solenoid valve electrically connected with the electric switch, a gas flow cavity arranged in the seat body, an air inlet, an air outlet and a moving component capable of moving in the gas flow cavity; the N pole of the electromagnetic valve is opposite to the S pole of the electromagnetic valve; the gas inlet and the gas outlet are both communicated with the gas flowing cavity; the moving assembly penetrates through the gas flowing cavity, one end of the moving assembly is arranged between the N pole of the electromagnetic valve and the S pole of the electromagnetic valve, and the other end of the moving assembly is elastically connected with the seat body; the moving assembly moves in the gas flow cavity under the action of the N pole of the electromagnetic valve and the S pole of the electromagnetic valve to adjust the size of the gas inlet, so that the adjustment of the air flow is realized. The utility model also provides an intelligent infusion equipment of constituteing by air flow meter can improve the security and the reliability of infusion process, has still saved medical cost, reduces medical personnel working strength, reduces the probability that similar medical malpractice takes place.
Description
Technical Field
The utility model relates to the technical field of medical health and precision machinery, more specifically say, relate to a novel electromagnetic type air flow meter and intelligent infusion equipment who comprises it.
Background
Intravenous (drip) infusion is widely used for treating some serious patients, and the whole intravenous infusion process needs to input proper dosage according to the advice, especially when the dosage left in an infusion bottle/bag is insufficient, the medicine needs to be replaced or the infusion needs to be finished in time. At present, the monitoring mode of intravenous drip mainly takes manual monitoring as a main mode, and the monitoring failure of the drip is easy to occur under the conditions that medical care personnel are in a fatigue state and patients are not reminded in time, so that air enters blood along with the drip of the infused liquid, gas embolism of the patients is caused, meaningless medical accidents occur, and even the death of the patients can be caused.
Today, some intelligent infusion monitoring devices are also on the market. Currently, common monitoring devices mainly focus on optical measurement means mainly in a photoelectric monitoring mode. However, these monitoring products have the disadvantages of high cost, incomplete functions, poor interference resistance, and the like, so that the requirements of people on the performance of medical equipment cannot be met, and the monitoring products cannot be widely popularized and applied to medical services.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and shortcomings in the prior art, and provides a novel electromagnetic air flow meter which can be connected with a controller to realize effective, reliable and accurate adjustment of air flow and is suitable for air flow input equipment; the utility model also provides an intelligent infusion equipment of constituteing by novel electromagnetic type air flow meter, this intelligent infusion equipment can improve the security and the reliability of infusion process, has still saved medical cost simultaneously, reduces medical personnel working strength, reduces the probability that similar medical malpractice takes place.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a novel electromagnetic type air flowmeter which characterized in that: the device comprises a seat body, an electric switch arranged on the seat body, an electromagnetic valve electrically connected with the electric switch, a gas flow cavity arranged in the seat body, a gas inlet, a gas outlet and a moving assembly capable of moving in the gas flow cavity; the N pole of the electromagnetic valve is opposite to the S pole of the electromagnetic valve; the gas inlet and the gas outlet are both communicated with the gas flowing cavity; the moving assembly penetrates through the gas flowing cavity, one end of the moving assembly is arranged between the N pole of the electromagnetic valve and the S pole of the electromagnetic valve, and the other end of the moving assembly is elastically connected with the seat body; the moving assembly moves in the gas flow cavity under the action of the N pole of the electromagnetic valve and the S pole of the electromagnetic valve to adjust the size of the gas inlet, so that the adjustment of the air flow is realized.
In the above technical scheme, the utility model discloses a behind the electric switch of flowmeter and the controller signal connection, circular telegram/outage between the N utmost point of control solenoid valve and the S utmost point of solenoid valve are realized to the on/off of accessible controller control electric switch. When the N pole of the electromagnetic valve and the S pole of the electromagnetic valve are electrified, electromagnetic force can be generated to push the moving assembly to move in the gas flow cavity so as to open the gas inlet, and the air flow enters the gas flow cavity and flows out through the gas outlet. When the power is cut off between the N pole of the electromagnetic valve and the S pole of the electromagnetic valve, the movable assembly resets due to the elastic connection of the movable assembly and the base body, and the air inlet is closed in a delayed manner to close the air outlet. In the use process, the moving distance of the movable valve body can be adjusted by controlling the electric switch to adjust the current passing through the two poles of the electromagnetic valve, so that the air flow rate entering the air inlet and the air flow rate entering the air outlet of the electromagnetic air flow meter are adjusted, and the air flow is effectively, reliably and accurately adjusted.
The moving assembly comprises a telescopic rod and a movable valve body; one end of the telescopic rod is arranged between the N pole of the electromagnetic valve and the S pole of the electromagnetic valve, and the other end of the telescopic rod penetrates through the movable valve body to be elastically connected with the seat body; under the action of the N pole of the electromagnetic valve and the S pole of the electromagnetic valve, the telescopic rod drives the movable valve body to move in the gas flow cavity, and the size of the gas inlet is adjusted in a mode that the movable valve body shields the gas inlet.
The bottom area of the movable valve body is larger than the area of the air inlet.
The utility model also comprises a compression spring for resetting the moving component; the other end of the moving component is elastically connected with the seat body: one end of the compression spring is abutted against the moving assembly, the other end of the compression spring is abutted against the base body, and the moving assembly is elastically connected with the base body through the compression spring.
The gas inlet and the gas outlet are arranged at the upper end and the lower end of the gas flow cavity in a staggered manner. This design can not influence the air outflow of gas outlet when making the movable valve body shelter from the air inlet.
The utility model provides an intelligent infusion equipment of constituteing by above-mentioned novel electromagnetic type air flow meter which characterized in that: the infusion device also comprises an infusion mechanism, a controller and an alarm device; the infusion mechanism comprises an infusion unit filled with infusion, and an air inlet pipe and a hanging rod which are respectively connected with the infusion unit;
the air outlet is connected with the infusion unit through an air inlet pipe; the controller is respectively in signal connection with the electric switch and the alarm device; the alarm device is arranged on the hanging rod.
In the above technical scheme, the utility model discloses a control electric switch adjusts the open/close of the shift position of removal subassembly in the gas flow cavity in order to control the air inlet among the novel electromagnetic type air flowmeter to the control gets into the air mass flow of conventional infusion mechanism intake pipe. When the air flow output by the air outlet reaches the preset value input into the controller in the earlier stage, the controller controls the alarm device to give out a prompt tone, and controls to close an electric switch on the electromagnetic air flow meter, so that the air inlet of the air flow meter is closed in a delayed manner, and at the moment, the infusion is considered to be about to end. Therefore, the intelligent infusion device can improve the safety and reliability of the infusion process, simultaneously save the medical cost, reduce the working strength of medical personnel and reduce the probability of occurrence of similar medical accidents.
In addition, in the whole infusion process, the electric switch can be controlled to adjust the current passing through the two poles of the electromagnetic valve so as to adjust the air flow rate entering the air inlet and the air flow rate of the air outlet of the electromagnetic air flow meter and realize the adjustment of the speed of infusion liquid drops.
The controller comprises a control unit and a wireless signal receiving device connected with the control unit; the control unit is respectively connected with the electric switch and the alarm device through signals.
The wireless signal receiving device is arranged on the alarm device.
The infusion mechanism also comprises an infusion dropping funnel, a speed regulator and an infusion tube connected with the infusion unit; the infusion tube is divided into an upper infusion tube and a lower infusion tube; the upper end of the upper infusion tube is connected with the infusion unit, and the lower end of the upper infusion tube is connected with the lower infusion tube through an infusion dropping funnel; the speed regulator is arranged on the lower infusion tube.
The utility model discloses intelligence infusion equipment uses like this: the transfusion mechanism is hung on the bracket or the fixed bracket through the hanging rod. Before the infusion process starts, medical personnel scan the two-dimensional code on the infusion unit by using corresponding software, confirm the medicament information of a patient and transmit the medicament information to the control unit by the wireless signal receiving device. The control unit presets air flow matched with the medicine dosage through the medicine information, and the air flow value is used as a prompt alarm value. In the infusion process, the dropping speed of the infusion can be adjusted through the speed regulator, the moving distance of the movable valve body can be adjusted by adjusting the current passing through the two poles of the electromagnetic valve, the air flow rate entering the air inlet of the electromagnetic air flow meter is adjusted, and the dropping speed of the medicament is controlled. When the air flow passing through the electromagnetic air flow meter reaches a prompt alarm value set before the infusion starts, the alarm device sends out an alarm signal, an electric switch on the electromagnetic air flow meter is closed in a delayed mode, and then the air inlet is closed.
The principle of the utility model is that: the utility model discloses an intelligence infusion equipment gets into the air mass flow of conventional infusion mechanism intake pipe through preset and medicine dose assorted air mass flow and control to realize accurate control infusion volume and adjustment infusion speed. The utility model discloses a novel electromagnetic type air flow meter's of key lies in design, through setting for air flow alarm value and maximum gas flow through-value on electromagnetic type air flow meter, will turn into the dosage of instiling into of medicament in the infusion unit through electromagnetic type air flow meter's gas flow. The upper end of the electromagnetic air flow meter is provided with an electric switch which controls the current of two poles of the electromagnetic valve, thereby controlling the dripping speed and the opening and closing state of the medicine to be delivered. When the infusion is about to end, the controller transmits a signal to the alarm device, and the air inlet channel of the electromagnetic air flow meter is closed in a delayed mode, so that danger is prevented.
Compared with the prior art, the utility model has the advantages of as follows and beneficial effect:
1. the utility model discloses electromagnetic type air flow meter can be connected with the controller and realize that air flow is effective, reliable and adjust accurately, is applicable to air flow input device.
2. The utility model relates to an intelligent infusion equipment of constituteing by novel electromagnetic type air flow meter can improve the security and the reliability of infusion process, has still saved medical cost simultaneously, reduces medical personnel working strength, reduces the probability that similar medical malpractice takes place.
Drawings
FIG. 1 is a schematic view of the intelligent infusion device of the present invention;
fig. 2 is a schematic view of the internal structure of the electromagnetic air flow meter in a fully open state;
FIG. 3 is a schematic view of the internal structure of the electromagnetic air flow meter in a partially opened state;
fig. 4 is a schematic view of the internal structure of the electromagnetic air flow meter in a completely closed state;
wherein, 1 is an alarm device, 2 is a wireless signal receiving device, 3 is an infusion bottle, 4 is an electromagnetic air flow meter, 5 is an infusion dropping funnel, 6 is a speed regulator, 7 is an N pole of an electromagnetic valve, 8 is a telescopic rod, 9 is an S pole of the electromagnetic valve, 10 is an air outlet, 11 is a movable valve body, 12 is a compression spring, 13 is an air inlet, 14 is an electric switch, 15 is a hanging rod, 16 is an air inlet pipe, 17 is a seat body, 18 is an air flow cavity, 19 is an upper infusion tube, and 20 is a lower infusion tube.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Examples
As shown in fig. 1 to 4, the utility model relates to an intelligent transfusion device composed of a novel electromagnetic air flow meter, which comprises a novel electromagnetic air flow meter 4, a transfusion mechanism, a controller and an alarm device 1. The novel electromagnetic air flow meter of the utility model comprises a base body 17, an electric switch 14 arranged on the base body 17, a solenoid valve electrically connected with the electric switch 14, a gas flow cavity 18 arranged in the base body 17, an air inlet 13, an air outlet 10 and a moving component capable of moving in the gas flow cavity 18, wherein, an N pole 7 of the solenoid valve and an S pole 9 of the solenoid valve are oppositely arranged, the air inlet 13 and the air outlet 10 are both communicated with the gas flow cavity 18, the moving component is arranged on the gas flow cavity 18 in a penetrating way, one end of the moving component is arranged between the N pole 7 of the solenoid valve and the S pole 9 of the solenoid valve, and the other end of the moving component is elastically connected with the; the moving assembly moves in the gas flow cavity 18 under the action of the N pole 7 of the solenoid valve and the S pole 9 of the solenoid valve so as to adjust the size of the gas inlet 13, and the air flow is adjusted.
The utility model discloses a remove the subassembly and include telescopic link 8 and movable valve body 11, the basal area of movable valve body 11 is greater than the area of air inlet 13. One end of the telescopic rod 8 is arranged between the N pole 7 of the electromagnetic valve and the S pole 9 of the electromagnetic valve, and the other end of the telescopic rod passes through the movable valve body 11 and is elastically connected with the seat body 17; under the action of the N pole 7 of the electromagnetic valve and the S pole 9 of the electromagnetic valve, the telescopic rod 8 drives the movable valve body 11 to move in the gas flow cavity 18, and the size of the gas inlet 13 is adjusted in a mode that the movable valve body 11 shields the gas inlet 13.
The utility model discloses still including being used for removing the compression spring 12 that the subassembly resets, remove the subassembly other end and pedestal 17 elastic connection and indicate: one end of the compression spring 12 is abutted against the moving component, the other end is abutted against the seat body 17, and the moving component is elastically connected with the seat body 17 through the compression spring 12. In order that the movable valve body 11 does not affect the air outflow from the air outlet 10 when shielding the air inlet 13, the air inlet 13 and the air outlet 10 are disposed at the upper end and the lower end of the air flowing chamber 18 in a staggered manner.
The transfusion mechanism of the utility model comprises a transfusion bottle 3 which is provided with transfusion, and an air inlet pipe 16 and a hanging rod 15 which are respectively connected with the transfusion bottle 3. An air outlet 10 of the electromagnetic air flow meter is connected with an infusion bottle 3 through an air inlet pipe 16, a controller is respectively in signal connection with an electric switch 14 and an alarm device 1, and the alarm device 1 is arranged on a hanging rod 15. The controller comprises a control unit and a wireless signal receiving device 2 connected with the control unit, the control unit is respectively in signal connection with an electric switch 14 and the alarm device 1, and the wireless signal receiving device 2 is arranged on the alarm device 1.
The utility model discloses an infusion mechanism still includes infusion drip chamber 5, speed regulator 6 and the transfer line of being connected with infusion bottle 3, and wherein, the transfer line divide into transfer line 19 and lower transfer line 20, goes up the upper end and be connected with infusion bottle 3 of transfer line 19, and the lower extreme passes through infusion drip chamber 5 to be connected with lower transfer line 20, and speed regulator 6 installs on transfer line 20 down.
The utility model discloses intelligence infusion equipment uses like this: the transfusion mechanism is hung on the bracket or the fixed bracket through a hanging rod 15. Before the infusion process starts, medical staff scans the two-dimensional code on the infusion unit by using corresponding software, confirms the medicament information of a patient and transmits the medicament information to the control unit through the wireless signal receiving device 2. The control unit presets air flow matched with the medicine dosage through the medicine information, and the air flow value is used as a prompt alarm value. In the infusion process, the dropping speed of the infusion can be adjusted through the speed regulator 6, and the moving distance of the movable valve body 11 can also be adjusted by adjusting the current passing through the two poles of the electromagnetic valve, so that the air flow rate entering the air inlet of the electromagnetic air flow meter 4 is adjusted, and the dropping speed of the medicament is controlled. When the air flow passing through the electromagnetic air flow meter 4 reaches a prompt alarm value set before the infusion starts, the alarm device 1 sends out an alarm signal, and the electric switch 14 on the electromagnetic air flow meter 4 is closed in a delayed mode, so that the air inlet 13 is closed.
Specifically describing the air intake process of the electromagnetic air flow meter 4 with reference to fig. 2, fig. 3 and fig. 4, when the infusion process is in the preparation state before starting, the electric switch 14 of the electromagnetic air flow meter 4 is activated, the two poles of the electromagnetic valve are in the energized state, the compression spring 12 is compressed to the limit state, and the telescopic rod 8 and the movable valve body 11 move to the rightmost end, as shown in fig. 2. At this time, the electromagnetic air flow meter inlet 13 is opened, and air enters the air inlet pipe 16 of the infusion mechanism through the electromagnetic air flow meter 4. In the process of infusion, the electric switch 14 can be controlled to control the current passing through the two poles of the electromagnetic valve, so that the telescopic rod 8 and the movable valve body 11 are controlled to move leftwards or rightwards for a certain distance under the action of the compression spring 12 and the two poles of the electromagnetic valve, the aim of adjusting the air flow speed of air entering the electromagnetic air flow meter 4 is fulfilled, and the dropping speed of the medicine in the infusion is further controlled. When the infusion is about to be finished, the current passing through two poles of the electromagnetic valve is controlled to be reduced, so that the telescopic rod 8 and the movable valve body 11 move leftwards for a larger distance, the air circulation area passing through the electromagnetic type air flow meter 4 is reduced, the aim of slowing down the air flow rate is achieved, and the dripping speed of the infusion medicament is further delayed. When the set prompt alarm value is reached, the movable valve body 11 is restored to the original position, and the air inlet 13 of the electromagnetic air flow meter is immediately closed, so that accidents and dangers are prevented.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (9)
1. The utility model provides a novel electromagnetic type air flowmeter which characterized in that: the device comprises a seat body, an electric switch arranged on the seat body, an electromagnetic valve electrically connected with the electric switch, a gas flow cavity arranged in the seat body, a gas inlet, a gas outlet and a moving assembly capable of moving in the gas flow cavity; the N pole of the electromagnetic valve is opposite to the S pole of the electromagnetic valve; the gas inlet and the gas outlet are both communicated with the gas flowing cavity; the moving assembly penetrates through the gas flowing cavity, one end of the moving assembly is arranged between the N pole of the electromagnetic valve and the S pole of the electromagnetic valve, and the other end of the moving assembly is elastically connected with the seat body; the moving assembly moves in the gas flow cavity under the action of the N pole of the electromagnetic valve and the S pole of the electromagnetic valve to adjust the size of the gas inlet, so that the adjustment of the air flow is realized.
2. The electromagnetic air flow meter according to claim 1, characterized in that: the moving assembly comprises a telescopic rod and a movable valve body; one end of the telescopic rod is arranged between the N pole of the electromagnetic valve and the S pole of the electromagnetic valve, and the other end of the telescopic rod penetrates through the movable valve body to be elastically connected with the seat body; under the action of the N pole of the electromagnetic valve and the S pole of the electromagnetic valve, the telescopic rod drives the movable valve body to move in the gas flow cavity, and the size of the gas inlet is adjusted in a mode that the movable valve body shields the gas inlet.
3. The electromagnetic air flow meter according to claim 2, characterized in that: the bottom area of the movable valve body is larger than the area of the air inlet.
4. The electromagnetic air flow meter according to claim 1, characterized in that: the compression spring is used for resetting the moving assembly; the other end of the moving component is elastically connected with the seat body: one end of the compression spring is abutted against the moving assembly, the other end of the compression spring is abutted against the base body, and the moving assembly is elastically connected with the base body through the compression spring.
5. The electromagnetic air flow meter according to claim 1, characterized in that: the gas inlet and the gas outlet are arranged at the upper end and the lower end of the gas flow cavity in a staggered manner.
6. An intelligent infusion device consisting of the novel electromagnetic air flow meter of any one of claims 1 to 5, characterized in that: the infusion device also comprises an infusion mechanism, a controller and an alarm device; the infusion mechanism comprises an infusion unit filled with infusion, and an air inlet pipe and a hanging rod which are respectively connected with the infusion unit;
the air outlet is connected with the infusion unit through an air inlet pipe; the controller is respectively in signal connection with the electric switch and the alarm device; the alarm device is arranged on the hanging rod.
7. The intelligent infusion device of claim 6, wherein: the controller comprises a control unit and a wireless signal receiving device connected with the control unit; the control unit is respectively connected with the electric switch and the alarm device through signals.
8. The intelligent infusion device of claim 7, wherein: the wireless signal receiving device is arranged on the alarm device.
9. The intelligent infusion device of claim 6, wherein: the infusion mechanism also comprises an infusion dropping funnel, a speed regulator and an infusion tube connected with the infusion unit; the infusion tube is divided into an upper infusion tube and a lower infusion tube; the upper end of the upper infusion tube is connected with the infusion unit, and the lower end of the upper infusion tube is connected with the lower infusion tube through an infusion dropping funnel; the speed regulator is arranged on the lower infusion tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920797596.0U CN211327437U (en) | 2019-05-30 | 2019-05-30 | Novel electromagnetic type air flow meter and intelligent infusion equipment comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920797596.0U CN211327437U (en) | 2019-05-30 | 2019-05-30 | Novel electromagnetic type air flow meter and intelligent infusion equipment comprising same |
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| Publication Number | Publication Date |
|---|---|
| CN211327437U true CN211327437U (en) | 2020-08-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920797596.0U Expired - Fee Related CN211327437U (en) | 2019-05-30 | 2019-05-30 | Novel electromagnetic type air flow meter and intelligent infusion equipment comprising same |
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| CN (1) | CN211327437U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110051907A (en) * | 2019-05-30 | 2019-07-26 | 佛山科学技术学院 | A kind of novel electromagnetic air flow meter and the intelligent transfusion equipment being made from it |
-
2019
- 2019-05-30 CN CN201920797596.0U patent/CN211327437U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110051907A (en) * | 2019-05-30 | 2019-07-26 | 佛山科学技术学院 | A kind of novel electromagnetic air flow meter and the intelligent transfusion equipment being made from it |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200825 |
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| CF01 | Termination of patent right due to non-payment of annual fee |