CN220691416U - Device based on infrared detection drip number - Google Patents
Device based on infrared detection drip number Download PDFInfo
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- CN220691416U CN220691416U CN202321721530.6U CN202321721530U CN220691416U CN 220691416 U CN220691416 U CN 220691416U CN 202321721530 U CN202321721530 U CN 202321721530U CN 220691416 U CN220691416 U CN 220691416U
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- 238000001514 detection method Methods 0.000 title claims abstract description 54
- 230000003750 conditioning effect Effects 0.000 claims description 11
- 238000001802 infusion Methods 0.000 claims description 11
- 230000001360 synchronised effect Effects 0.000 claims description 9
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 229910052744 lithium Inorganic materials 0.000 claims description 5
- 230000002262 irrigation Effects 0.000 abstract description 16
- 238000003973 irrigation Methods 0.000 abstract description 16
- 238000012544 monitoring process Methods 0.000 description 17
- 239000007788 liquid Substances 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 7
- 239000003814 drug Substances 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 3
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- 238000013461 design Methods 0.000 description 2
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- 201000010099 disease Diseases 0.000 description 2
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 2
- 229940079593 drug Drugs 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000012800 visualization Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
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- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- Infusion, Injection, And Reservoir Apparatuses (AREA)
Abstract
The utility model discloses a device for detecting drop number based on infrared, which comprises a body, a detection device and a control device, wherein the body is provided with a surface, and the detection device further comprises: the supporting part is arranged at the front end of the surface and used for clamping the drip cup, and an infrared receiving device and an infrared transmitting device are arranged at the inner side of the clamping part and used for providing detection signals; the alarm reminding speaker is arranged at the rear end of the surface; the singlechip is electrically connected with the alarm reminding loudspeaker, the infrared receiving device and the infrared transmitting device and is used for receiving and transmitting detection signals and triggering the alarm reminding loudspeaker according to the detection signals. The infrared receiving and transmitting device is arranged on the clamping part, the relative stability of the infrared receiving and transmitting device and drip irrigation is ensured by utilizing the clamping force of the clamping part, the detection accuracy is improved, and the infrared receiving and transmitting device is applicable to various drip tubes in the market and can be well fixed on the drip tubes.
Description
Technical Field
The utility model relates to the technical field of infrared detection, in particular to a device for detecting drop numbers based on infrared.
Background
Infrared detection technology is a common non-contact measurement technology, and can detect information such as movement, temperature and the like of an object by sensing infrared radiation. In the aspect of drop number monitoring, an infrared detection technology can be used for sensing the movement of liquid drops, and converting the movement into a digital signal for counting and monitoring. The technology can provide high-precision drop number monitoring and has the functions of quick response and real-time alarm, so that the accuracy and safety of operation are improved.
Drop number monitoring is very important in the medical field, especially in applications such as liquid infusion, drug injection and assay experiments. Accurate monitoring of the drop count ensures that the patient is given the correct treatment and medication dose. In addition, drop number monitoring has potential market demands in other areas as well, such as laboratory research, chemical industry, and the like. By providing an accurate, reliable and real-time drop number monitoring solution, the infrared detection alarm can meet the demands of these markets, improving the working efficiency and safety. However, the conventional infrared detection device has the following problems:
the existing infrared detection device is arranged at any position of the body, but in clinical use, patients are often found to be in deviation of a detection result caused by involuntary shaking in the process of dripping. This is because the device is small and the quality is lighter, and simple rocking of disease drives drip irrigation easily and rocks, and then leads to infrared transceiver's transmission and receipt not to be in unified horizontal line position, and then leads to the production of error. The problem caused by relative instability between the infrared transceiver and the drip irrigation is thoroughly solved.
Disclosure of Invention
Accordingly, the present utility model is directed to an infrared device for detecting drop number, wherein an infrared receiving and transmitting device is arranged at a clamping part, and the clamping force of the clamping part is utilized to ensure the relative stability of the infrared receiving and transmitting device and drop irrigation, thereby improving the detection accuracy.
According to one aspect of the present utility model, there is provided an infrared-based device for detecting a droplet count, comprising a body having a surface, further comprising:
the supporting part is arranged at the front end of the surface and used for clamping the drip cup, and an infrared receiving device and an infrared transmitting device are arranged at the inner side of the clamping part and used for providing detection signals;
the alarm reminding speaker is arranged at the rear end of the surface;
the singlechip is electrically connected with the alarm reminding loudspeaker, the infrared receiving device and the infrared transmitting device and is used for receiving and transmitting detection signals and triggering the alarm reminding loudspeaker according to the detection signals.
In the technical scheme, the infrared receiving and transmitting device is arranged on the clamping part, the relative stability of the infrared receiving and transmitting device and drip irrigation is ensured by utilizing the clamping force of the clamping part, and the detection accuracy is improved. And meanwhile, an alarm reminding loudspeaker is arranged, and the singlechip can trigger the alarm reminding loudspeaker according to the received and transmitted detection signals.
In some embodiments, the clamping part is provided with a first clamping curved surface and a second clamping curved surface, a first groove is formed in the center of the inner side of the first clamping curved surface, an infrared emission device is arranged in the first groove, a second groove is formed in the center of the inner side of the second clamping curved surface, and an infrared receiving device is arranged in the second groove.
In the above technical scheme, in order to attach the appearance of drip irrigation, the clamping surface of the clamping part is set to be a curved surface, so that better clamping force can be provided. Meanwhile, a groove is arranged in the center of the clamping surface, and an infrared receiving and transmitting device is arranged in the groove; the center position of the clamping surface has the optimal stability, and the infrared receiving and transmitting device is arranged at the center position of the clamping surface, so that the detection stability can be ensured.
In some embodiments, further comprising:
a detection switch electrically connected with the single chip for switching on and off the device;
the infusion synchronous indicator lamp is electrically connected with the singlechip, and the singlechip triggers the infusion synchronous indicator lamp according to the detection signal.
In the technical scheme, the drip synchronous indicator lamp is arranged, so that the visualization of the detection result can be effectively improved, and the operator can read and analyze the drip irrigation flow rate conveniently.
In some embodiments, further comprising:
and the sticking gasket is arranged in the middle of the surface and is used for providing adhesive force for the drip tank.
The detection indication line is arranged on the outer surface of the clamping part and is positioned at the same position with the infrared receiving device.
In the above technical scheme, set up the purpose that pastes the gasket and avoid drip irrigation unstable or drop because of rocking of disease, lead to detecting the problem such as inefficacy, further improve the stability that detects. Meanwhile, in order to facilitate installation, a detection indication line is arranged on the outer surface of the clamping part and used for prompting the position of the infrared receiving device, so that an operator can conveniently adjust the installation position of drip irrigation, and the stability of infrared detection can be guaranteed.
In some embodiments, further comprising:
the circuit arranged in the body comprises the following components:
an infrared emission and receiving circuit electrically connected with the infrared emission device and the infrared receiving device
The signal conditioning circuit is electrically connected with the infrared emission and receiving circuit and the singlechip;
and the lithium battery power supply circuit is electrically connected with the infrared emission and receiving circuit, the signal conditioning circuit, the gasket machine, the drip synchronization indicator lamp and the alarm reminding loudspeaker.
In the technical scheme, the infrared transmitting and receiving circuit transmits voltage signals to the signal conditioning circuit, and the signal conditioning circuit amplifies and conditions the voltage signals and then sends the amplified and conditioned voltage signals to an input pin of the singlechip for signal identification; when the liquid medicine in the drip tank drops, infrared light is reflected and scattered at the moment, so that a constant voltage signal of the infrared receiving circuit generates pulses, the pulses are processed by the signal conditioning circuit and sent to the singlechip, the singlechip realizes reliable identification of the pulse signal by executing a program and drives the drip synchronous indicator lamp to flash once, and meanwhile, the loudspeaker is driven to simulate and send out tiny drip sound; the single chip microcomputer counts the pulse interval through executing a program, and when the pulse signal does not arrive for a certain time, the loudspeaker is driven to alarm so as to remind that the infusion of the liquid medicine is stopped or abnormal, and meanwhile, a call request pulse signal is sent to the sickbed calling system, so that the linkage of transfusion monitoring alarm and the existing sickbed calling system of a hospital is realized; if the singlechip receives the pulse signal again, the alarm sound is turned off, the normal monitoring state is recovered, the drip synchronous indicator lamp is continuously driven to flash, and the tiny dripping sound is simulated to be sent. The built-in lithium battery is adopted for power supply, and the ultra-low power consumption circuit design technology is combined, so that the battery can work for a long time.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of an infrared-based drop number detection device according to the present utility model;
FIG. 2 is a schematic elevational view of an infrared-based drop number detection device of the present utility model;
FIG. 3 is a schematic perspective view of the device for detecting drop number based on infrared ray of the utility model when a drop tank is installed;
FIG. 4 is a schematic diagram of the front view of the device for detecting drop number based on infrared ray of the utility model when a drop tank is installed;
fig. 5 is a schematic diagram of the internal circuit connection of the device based on infrared detection of the drop number according to the utility model.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is specifically noted that the following examples are only for illustrating the present utility model, but do not limit the scope of the present utility model. Likewise, the following examples are only some, but not all, of the examples of the present utility model, and all other examples, which a person of ordinary skill in the art would obtain without making any inventive effort, are within the scope of the present utility model.
The utility model provides a device for detecting drop number based on infrared, which is characterized in that an infrared receiving and transmitting device is arranged at a clamping part, the relative stability of the infrared receiving and transmitting device and drop irrigation is ensured by utilizing the clamping force of the clamping part, and the detection accuracy is improved.
Referring to fig. 1, 2, 3 and 4, an apparatus for detecting drop number based on infrared includes a body 1 having a surface 10, and further includes:
the clamping part 2, the supporting part 10 is arranged at the front end of the surface 1 and used for clamping the drip cup 7, and an infrared receiving device 222 and an infrared emitting device 212 are arranged at the inner side of the clamping part 2 and used for providing detection signals;
an alarm reminding speaker 3, wherein the alarm reminding speaker 3 is arranged at the rear end of the surface 10;
the singlechip is arranged on an internal circuit board (not drawn in the figure) of the body, and is electrically connected with the alarm reminding speaker 3, the infrared receiving device 222 and the infrared emitting device 212, and is used for receiving and transmitting detection signals and triggering the alarm reminding speaker 3 according to the detection signals.
In the present embodiment, the infrared transceiver 212 and 222 are disposed on the clamping portion 2, so that the relative stability of the infrared transceiver 212 and 222 and the drip irrigation 7 is ensured by using the clamping force of the clamping portion, and the accuracy of detection is improved. Simultaneously be provided with warning and remind speaker 3, the singlechip can trigger warning and remind speaker 3 according to the detected signal of receiving and dispatching.
In the present embodiment, the holding portion 2 is provided with a first holding curved surface 21 and a second holding curved surface 22, and the first holding curved surface 21 and the second holding curved surface 22 are attached to the outer wall surface of the drip irrigation 7. The center of the inner side of the first clamping curved surface 21 is provided with a first groove 211, an infrared emission device 212 is arranged in the first groove 211, the center of the inner side of the second clamping curved surface 21 is provided with a second groove 221, and an infrared receiving device 222 is arranged in the second groove 221. The infrared emitting device 212 emits an optical signal, the optical signal passes through the drip cup 7 and is received by the infrared receiving device 222, and the infrared receiving device 222 receives the optical signal and emits a detection signal to the singlechip.
In the present embodiment, the clamping surfaces 21 and 22 of the clamping portion 2 are curved to conform to the shape of the drip irrigation 7, so that a better clamping force can be provided. Meanwhile, grooves 211 and 221 are formed in the center of the clamping surface 2, and infrared receiving and transmitting devices 212 and 222 are arranged in the grooves 211 and 221; the center positions of the clamping surfaces 21 and 22 have the optimal stability, and the infrared transceiver 212 and 222 are arranged at the center positions of the clamping surfaces 21 and 22 to ensure the detection stability.
In this embodiment, the apparatus further includes:
a detection switch 5, the detection switch 5 is electrically connected with the single chip and is used for opening and closing the device; the drip synchronization indicator lamp 4 is electrically connected with the singlechip, and the singlechip triggers the drip synchronization indicator lamp 4 according to the detection signal. Be provided with drip synchronization indicator 4, can effectively improve the visualization of testing result, the operating personnel reading of being convenient for and the flow rate of drip irrigation is analyzed.
In this embodiment, the apparatus further includes:
and an adhesive pad 6, wherein the adhesive pad 6 is arranged in the middle of the surface 10 and is used for providing adhesive force for the drip cup 7. The purpose of the sticking pad 6 is to avoid unstable drip irrigation 7 or falling off caused by shaking of patients, so that the detection failure and other problems are solved, and the detection stability is further improved. Meanwhile, in order to facilitate installation, a detection indication line 23 is arranged on the outer surface of the clamping part and used for prompting the positions of the infrared receiving devices 212 and 222, so that an operator can conveniently adjust the installation position of the drip irrigation 7, and the stability of infrared detection can be guaranteed.
In this embodiment, referring to fig. 5, the apparatus further includes a circuit disposed inside the body, including the following:
the infrared emission and receiving circuit is electrically connected with the infrared emission device 212 and the infrared receiving device 222, and is electrically connected with the infrared emission and receiving circuit and the singlechip;
the lithium battery power supply circuit is electrically connected with the infrared emission and receiving circuit, the signal conditioning circuit, the gasket machine, the drip synchronization indicator lamp 4 and the alarm reminding loudspeaker 3.
The infrared emission and receiving circuit transmits a voltage signal to the signal conditioning circuit, and the signal conditioning circuit amplifies and conditions the voltage signal and then sends the amplified and conditioned voltage signal to an input pin of the singlechip for signal identification; when the liquid medicine is dropped in the dropping tank 7, infrared light is reflected and scattered at the moment, so that a constant voltage signal of the infrared receiving circuit generates pulses, the pulses are processed by the signal conditioning circuit and sent to the singlechip, the singlechip realizes reliable identification of the pulse signals by executing a program and drives the drip synchronous indicator lamp 4 to flash once, and meanwhile, the loudspeaker 3 is driven to simulate and send out tiny drip sound; the singlechip counts the pulse interval through executing a program, when a pulse signal does not arrive for a certain time, the loudspeaker 3 is driven to alarm so as to remind that the infusion of the liquid medicine is stopped or abnormal, and meanwhile, a call request pulse signal is sent to a sickbed call system to realize the linkage of infusion monitoring alarm and the existing sickbed call system of a hospital (the function is realized by the singlechip with a wireless communication unit, which is not specifically described in the embodiment, and the singlechip of the embodiment comprises the singlechip with the wireless communication unit, and is not repeated in too much here); if the singlechip receives the pulse signal again, the alarm sound is turned off, the normal monitoring state is recovered, the drip synchronous indicator lamp 4 is continuously driven to flash, and the tiny dripping sound is simulated to be sent. The built-in lithium battery is adopted for power supply, and the ultra-low power consumption circuit design technology is combined, so that the battery can work for a long time.
In this embodiment, the infrared detection circuit converts a signal of whether or not a droplet is dropped into a high-low level signal: when no liquid drop is dropped, outputting a high level; when the liquid drops fall, a low level is output. The presence or absence of droplet landing creates a pulse width modulated waveform timer to periodically measure the pulse width modulated waveform. When the timer detects the rising edge signal, the counting is started, and when the next rising edge signal is detected, the current count value is put into the capturing/comparing register of the corresponding channel, so that the period measurement of the pulse width modulation waveform is completed.
In this embodiment, the device has the following advantages:
1. the infrared monitoring alarm is applicable to various droppers in the market, and can be well fixed on the droppers.
2. The accuracy is high, and the change of the number of the infusion drops can be accurately detected, and the data can be converted into a digital signal for analysis and processing. The high-precision measurement can help medical staff to better master the condition in the infusion process and discover and solve the problems in time.
3. The anti-interference performance is strong, and the signal to noise ratio is reduced because the ambient light of the infusion site is interference light, including various constant lights and frequency flashing lights. The disturbances must therefore be eliminated, which would otherwise not be easily detected, but by simple means. The device adopts modulation and demodulation technology to effectively eliminate the interference of constant light and stroboscopic light.
4. The infrared monitoring alarm is easy to carry, the shell of the infrared monitoring alarm is light and convenient, and light materials are utilized, so that the whole alarm is light and exquisite in weight and easy to carry.
5. The infrared monitoring alarm has the characteristics of simplicity and convenience in disassembly and maintenance.
6. Automation and convenience, the automation characteristic of infrared detection alarm makes the drop number monitoring process more convenient and high-efficient. The infrared detection alarm can automatically sense and count the drip without manual operation and counting, and a simpler and rapid monitoring mode is provided. In this way, personnel can save time and effort, focusing more on other important tasks.
The foregoing description is only a partial embodiment of the present utility model, and is not intended to limit the scope of the present utility model, and all equivalent devices or equivalent processes using the descriptions and the drawings of the present utility model or directly or indirectly applied to other related technical fields are included in the scope of the present utility model.
Claims (5)
1. An infrared-based device for detecting the number of drops, comprising a body having a surface, and further comprising:
the supporting part is arranged at the front end of the surface and used for clamping the drip cup, and an infrared receiving device and an infrared transmitting device are arranged at the inner side of the clamping part and used for providing detection signals;
the alarm reminding speaker is arranged at the rear end of the surface;
the singlechip is electrically connected with the alarm reminding loudspeaker, the infrared receiving device and the infrared transmitting device and is used for receiving and transmitting detection signals and triggering the alarm reminding loudspeaker according to the detection signals.
2. An infrared-based droplet count apparatus according to claim 1, wherein,
the clamping part is provided with a first clamping curved surface and a second clamping curved surface, a first groove is formed in the center of the inner side of the first clamping curved surface, an infrared emission device is arranged in the first groove, a second groove is formed in the center of the inner side of the second clamping curved surface, and an infrared receiving device is arranged in the second groove.
3. An infrared-based droplet count device according to claim 1, further comprising:
a detection switch electrically connected with the single chip for switching on and off the device;
the infusion synchronous indicator lamp is electrically connected with the singlechip, and the singlechip triggers the infusion synchronous indicator lamp according to the detection signal.
4. An infrared-based droplet count device according to claim 1, further comprising:
the sticking gasket is arranged in the middle of the surface and is used for providing adhesive force for the drip tank;
the detection indication line is arranged on the outer surface of the clamping part and is positioned at the same position with the infrared receiving device.
5. An infrared-based droplet count device according to claim 1, further comprising:
the circuit arranged in the body comprises the following components:
an infrared emission and receiving circuit electrically connected with the infrared emission device and the infrared receiving device
The signal conditioning circuit is electrically connected with the infrared emission and receiving circuit and the singlechip;
and the lithium battery power supply circuit is electrically connected with the infrared emission and receiving circuit, the signal conditioning circuit, the gasket machine, the drip synchronization indicator lamp and the alarm reminding loudspeaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321721530.6U CN220691416U (en) | 2023-07-03 | 2023-07-03 | Device based on infrared detection drip number |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321721530.6U CN220691416U (en) | 2023-07-03 | 2023-07-03 | Device based on infrared detection drip number |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220691416U true CN220691416U (en) | 2024-03-29 |
Family
ID=90410086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321721530.6U Active CN220691416U (en) | 2023-07-03 | 2023-07-03 | Device based on infrared detection drip number |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220691416U (en) |
-
2023
- 2023-07-03 CN CN202321721530.6U patent/CN220691416U/en active Active
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