CN202920720U - Automatic alarm device for transfusion - Google Patents
Automatic alarm device for transfusion Download PDFInfo
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- CN202920720U CN202920720U CN 201220646188 CN201220646188U CN202920720U CN 202920720 U CN202920720 U CN 202920720U CN 201220646188 CN201220646188 CN 201220646188 CN 201220646188 U CN201220646188 U CN 201220646188U CN 202920720 U CN202920720 U CN 202920720U
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Abstract
The utility model discloses an automatic alarm device for transfusion. The automatic alarm device comprises a housing, a central processing unit arranged in the housing, a modulation signal generating module, at least one decoding module, a sound-light alarm module, a transfusion blocking device, a power supply, a laser drive module connected with the modulation signal generating module, a semiconductor laser connected with the laser drive module, at least one infrared receiver used for receiving modulation laser sent by the semiconductor laser, and at least one signal amplification module connected with the infrared receiver, wherein the modulation signal generating module, the at least one decoding module, the sound-light alarm module, the transfusion blocking device and the power supply are connected with the central processing unit; the semiconductor laser is positioned at one side of a transfusion device drip chamber and is lower than a detected liquid level, the infrared receiver is arranged at the other side of the transfusion device drip chamber; and the central processing unit controls the sound-light alarm module and the transfusion blocking device according to a decoding signal of the decoding module. The automatic alarm device has the advantages of good safety due to no contact with a medicine liquid, strong interference resistance, high reliability, good generality, capability of being compatible with most of gravity transfusion devices, convenience and simplicity in use, capability of being repeatedly used, and long working time.
Description
Technical field
This utility model relates to the infusion alarming technical field, relates in particular to a kind of automatic alarm for transfusion.
Background technology
The range of application of gravity infusion is very extensive, and in infusion process, whether patient must be finished by frequent observation liquid medicine, causes mental tension to be felt exhausted, and there is great demand in market to automatic alarm for transfusion.
at present, existing automatic alarm for transfusion adopts gravity principle more, law of buoyancy, the Infrared refraction principle is reported to the police, because the medicinal liquid weight of different capabilities is inconsistent, reporting to the police with the method for measuring medicinal liquid weight, both inconvenience was also inaccurate, use law of buoyancy to report to the police and to place a float in medicinal liquid, easily polluting medicinal liquid causes dangerous, the Infrared refraction principle is the pipeline with a branch of infrared light oblique fire transfusion device, infrared light is by the medicinal liquid liquid level of process refraction trigger alarm when liquid medicine drips off, therefore easily disturbed by the bubble in extraneous infrared light and transfusion device and cause erroneous judgement, and the pipeline of some transfusion device belongs to matte surface, can produce diffuse-reflectance to infrared light, make it to lose efficacy, different transfusion device compatible aspect is had problem, said method exists safety inadequate in a word, reliability is not enough, operation inconvenience, compatible not enough, the shortcoming of poor practicability etc., so that fail wide popularization and application.
Summary of the invention
The technical problems to be solved in the utility model is, the defective inadequate for the safety of prior art automatic alarm for transfusion, that reliability is not enough, compatibility is not enough etc. provides a kind of automatic alarm for transfusion.Can not descend according to the liquid level position in when transfusion infusion unit titrimeter, utilize the liquid level in the extremely strong modulated laser oblique fire infusion unit titrimeter of anti-interference, by liquid level stopping or reflecting and judge whether transfusion is completed modulated laser.
the technical scheme that its technical problem that solves this utility model adopts is: a kind of automatic alarm for transfusion is provided, comprise shell, be arranged at the central processing unit in shell, be connected with central processing unit for generation of the modulation signal generation module of modulation signal, at least one is used for decoding and produces the decoder module of decoded signal, the sound and light alarm module, the transfusion blocking vessel reaches the power module that is used for to the automatic alarm for transfusion power supply, be connected with modulation signal generation module and be used for amplifying the Laser Drive module of modulation signal, be connected with the Laser Drive module and be used for the semiconductor laser of emission modulated laser, at least one be used for to receive the modulated laser that semiconductor laser sends and the infrared remote receiver that is converted into modulation signal, the signal amplification module that at least one is connected with infrared remote receiver and is used for amplifying modulation signal and sends it to decoder module.
Described semiconductor laser is positioned at infusion unit titrimeter one side and lower than detected liquid level, infrared remote receiver is positioned at the infusion unit titrimeter opposite side; The decoded signal that central processing unit transmits according to decoder module is controlled the sound and light alarm module and is sent acousto-optic hint and control transfusion blocking vessel blocking-up transfusion.
Preferably, described automatic alarm for transfusion comprises two infrared remote receivers, two signal amplifiers and two decoder modules; Two infrared remote receivers are the first infrared remote receiver and the second infrared remote receiver; Two decoder modules are the first decoder module and the second decoder module; The secondary signal amplifier that two signal amplifiers are the first signal amplifier that is connected with the first decoder module with the first infrared remote receiver, be connected with the second decoder module with the second infrared remote receiver.
Preferably, described the first infrared remote receiver is higher than detected liquid level and for receiving the modulated laser that sends and penetrate infusion unit titrimeter from semiconductor laser; The second infrared remote receiver is lower than detected liquid level and be used for receiving from semiconductor laser and send and modulated laser after detected liquid level reflects.
Preferably, described power module comprises battery, the voltage detection unit for detection of cell voltage, under-voltage display lamp, charging indicator light and the on and off switch for power supply.
This utility model automatic alarm for transfusion also comprises USB interface, initiating key, stop key, reset key, relay indicating light and the abnormal display lamp that is connected with central processing unit.
This utility model automatic alarm for transfusion also comprises alarm lamp and the buzzer that is connected with the sound and light alarm module.
This utility model automatic alarm for transfusion also comprises and being connected with the transfusion blocking vessel for the transfusion blocking-up knob of storage of potential energy and for the lanyard hook that automatic alarm for transfusion is hung up.
Implement the automatic alarm for transfusion of this utility model embodiment, have the following advantages or beneficial effect: do not contact that the medicinal liquid safety is good, strong interference immunity, reliability is high, versatility good, can compatible most of gravity transfusion system, simple and easy to use, reusable and longevity of service.
Description of drawings
In order to be illustrated more clearly in the technical scheme of this utility model embodiment, during the below will describe embodiment, the accompanying drawing of required use is done simple the introduction, obviously, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings, in accompanying drawing:
Fig. 1 is the structural representation of this utility model automatic alarm for transfusion embodiment;
Fig. 2 is the level detection schematic diagram of this utility model automatic alarm for transfusion embodiment;
Fig. 3 is the front view of this utility model automatic alarm for transfusion embodiment;
Fig. 4 is the side view of this utility model automatic alarm for transfusion embodiment;
Fig. 5 is the top view of this utility model automatic alarm for transfusion embodiment.
The specific embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer, the various embodiment that hereinafter will describe will be with reference to corresponding accompanying drawing, these accompanying drawings have consisted of the part of embodiment, have wherein described the various embodiment that realize that this utility model may adopt.Should understand, also can use other embodiment, the embodiment that perhaps this paper is enumerated carries out the modification on 26S Proteasome Structure and Function, and can not break away from scope of the present utility model and essence.
this utility model embodiment provides a kind of automatic alarm for transfusion, as shown in Figure 1, comprise shell, be arranged at the central processing unit 201 in shell, be connected with central processing unit 201 for generation of the modulation signal generation module 202 of modulation signal, at least one is used for decoding and produces the decoder module of decoded signal, sound and light alarm module 208, transfusion blocking vessel 209 reaches the power module 210 that is used for to the automatic alarm for transfusion power supply, be connected with modulation signal generation module 202 and be used for amplifying the Laser Drive module 203 of modulation signal, be connected with Laser Drive module 203 and be used for the semiconductor laser 301 of emission modulated laser, at least one be used for to receive the modulated laser that semiconductor laser 301 sends and the infrared remote receiver that is converted into modulation signal, the signal amplification module that at least one is connected with infrared remote receiver and is used for amplifying modulation signal and sends it to decoder module.Wherein, semiconductor laser 301 is positioned at infusion unit titrimeter one side A1 and lower than detected liquid level, infrared remote receiver is positioned at infusion unit titrimeter opposite side B1; Central processing unit 201 is controlled sound and light alarm module 208 according to the decoded signal of decoder module and is sent acousto-optic hint and control the 209 blocking-up transfusions of transfusion blocking vessel.
In this utility model automatic alarm for transfusion embodiment, infrared remote receiver, signal amplification module and decoder module all can be one, when transfusion device transfusion transparency liquid, infrared remote receiver can be located under detected liquid level.Certainly, when transfusion device transfusion opaque liquid, infrared remote receiver can be located on detected liquid level.Therefore, have two kinds of automatic alarm for transfusion.
The preferred embodiment of this utility model automatic alarm for transfusion, as shown in Figure 1, automatic alarm for transfusion comprises two infrared remote receivers, two signal amplifiers and two decoder modules; Wherein, two infrared remote receivers are the first infrared remote receiver 302 and the second infrared remote receiver 303; Two decoder modules are the first decoder module 205 and the second decoder module 207; The secondary signal amplifier 206 that two signal amplifiers are the first signal amplifier 204 that is connected with the first decoder module 205 with the first infrared remote receiver 302, be connected with the second decoder module 207 with the second infrared remote receiver 303.
As shown in Figure 2, the first infrared remote receiver 302 is higher than detected liquid level X1 and for receiving the modulated laser that sends and penetrate infusion unit titrimeter from semiconductor laser 301; The second infrared remote receiver 303 is lower than detected liquid level X1 and be used for receiving from semiconductor laser 301 and send and modulated laser after detected liquid level reflects; Semiconductor laser 301, the first infrared remote receiver 302, the second infrared remote receiver 303 are in same plane with the axis Z1 of detected liquid level, and the transmission path L1 of modulated laser and detected liquid level X1 form an angle.
As shown in Fig. 3,4, the human-computer interaction interface of this utility model automatic alarm for transfusion is comprised of initiating key 101, stop key 102, reset key 112, alarm lamp 104, relay indicating light 105, abnormal display lamp 106, under-voltage display lamp 107, charging indicator light 108, transfusion blocking-up knob 109, level detection scope scale 110 and on and off switch 111.Wherein, the effect of reset key 112 is to be used for resetting of central processing unit 201 when appearance is abnormal.The transfusion blocking-up knob 109 that is used for storage of potential energy is that the spring that rotates the blocking vessel the inside is blocked the transfusion device pipeline; What central processing unit 201 was controlled is an electromagnetic switch of transfusion blocking vessel 209 the insides, blocks the transfusion device pipeline by the potential energy that the electromagnetic switch retracting spring stores, and certainly, also can adopt other blocking vessels to control transfusion.
Press in use on and off switch 111, automatic alarm for transfusion carries out self check to each critical component, self check is dodged by rear relay indicating light 105 and is rung a sound with buzzer, automatic alarm for transfusion enters standby mode, rotation transfusion blocking-up knob 109, then infusion unit titrimeter is put into automatic alarm for transfusion, and the liquid level in infusion unit titrimeter is placed in the scope scale 110 of level detection.press initiating key 101, automatic alarm for transfusion begins the liquid level in infusion unit titrimeter is detected, the flicker of relay indicating light 105 discontinuity, until liquid level is brought down below level detection scope scale 110 trigger alarms, alarm lamp 104 flickers and buzzer send chimes of doom, press stop key 102, automatic alarm for transfusion enters standby mode to reduce power consumption, when the power supply detecting unit detects the cell voltage deficiency, under-voltage display lamp 107 flickers and buzzer send chimes of doom, in work process, automatic alarm for transfusion detects unit failure or when abnormal, abnormal display lamp 106 flickers and buzzer send chimes of doom.
This utility model automatic alarm for transfusion is in work process, as shown in Figure 2, central processing unit 201 is controlled modulation signal generation module 202 and is produced modulation signal, modulation signal amplifies rear drive semiconductor laser 301 emission modulated lasers through Laser Drive module 203, and modulated laser slants to detected liquid level X1 through transmission path L1.
when medicinal liquid is transparency liquid, modulated laser arrives the second infrared remote receiver 303 by detected liquid level X1 reflection through reflection path L3, the second infrared remote receiver 303 is converted to modulation signal with the modulated laser that receives and send secondary signal amplification module 206 to amplify, then by feeding back to central processing unit 201 after the second decoder module 207 decodings, central processing unit 201 is controlled constantly repetition said process of modulation signal generation module 202 after receiving decoded signal, along with medicinal liquid drips off, detected liquid level X1 in infusion unit titrimeter slowly drops to the lower limit Y3 lower than detection range, modulated laser can't be reflected back toward the second infrared remote receiver 303, the decoded signal that the second decoder module 207 feeds back to central processing unit 201 disappears, central processing unit 201 judgement transfusions are completed, control transfusion blocking vessel 209 blocking-up transfusion device pipeline stopping infusions and 208 driving alarm lamp 104 flickers of control sound and light alarm module and buzzer and send chimes of doom.
when medicinal liquid is opaque liquid, modulated laser is stopped by medicinal liquid can't arrive the first infrared remote receiver 302, central processing unit 201 does not receive the decoded signal of the first decoder module 205 feedbacks, control modulation signal generation module 202 and constantly repeat said process, along with dripping off detected liquid level X1 in dropping funnel, medicinal liquid slowly drops to lower limit Y3 lower than detection range, modulated laser is not stopped through penetrating path L2 arrival the first infrared remote receiver 302 by medicinal liquid, after the first infrared remote receiver 302 is converted to modulated laser modulation signal and send first signal amplification module 204 to amplify, decode and feed back to central processing unit 201 by the first decoder module 205, central processing unit 201 is received and is judged that transfusion completes after the decoded signal of feedback, control transfusion blocking vessel 209 blocking-up transfusion device pipeline stopping infusions and 208 driving alarm lamp 104 flickers of control sound and light alarm module and buzzer and send chimes of doom.
As shown in Figure 5, automatic alarm for transfusion comprises usb 1 13 and lanyard hook 114, and usb 1 13 is used for externally fed and charging, and as reserving the reserve expansion interface, lanyard hook 114 hangs on drip stand by the lanyard handle assembly.
The power module 210 of automatic alarm for transfusion comprises for the battery of power supply with for detection of the voltage detection unit of cell voltage, and under-voltage display lamp 107, charging indicator light 108 and on and off switch 111; In work process, voltage detection unit can detect in real time cell voltage, and when cell voltage during lower than safe voltage, the power supply detecting unit controls that sound and light alarm module 208 drives under-voltage display lamps 107 and buzzer is reported to the police.
Automatic alarm for transfusion of the present utility model, have advantages of do not contact that the medicinal liquid safety is good, the strong interference immunity reliability is high, versatility well can compatible most of gravity transfusion system, simple and easy to use, without plug-in can use whenever and wherever possible, reusable, the working time stand-by time is long etc.
The above is only preferred embodiment of the present utility model, and those skilled in the art know, in the situation that do not break away from spirit and scope of the present utility model, can carry out various changes or be equal to replacement these features and embodiment.In addition, under instruction of the present utility model, can modify to adapt to concrete situation and material and can not break away from spirit and scope of the present utility model these features and embodiment.Therefore, this utility model is not subjected to the restriction of specific embodiment disclosed herein, and all interior embodiment of claim scope that fall into the application belong to protection domain of the present utility model.
Claims (10)
1. automatic alarm for transfusion, it is characterized in that, comprise shell, be arranged at the central processing unit (201) in described shell, be connected with described central processing unit (201) for generation of the modulation signal generation module (202) of modulation signal, at least one is used for decoding and produces the decoder module of decoded signal, sound and light alarm module (208), transfusion blocking vessel (209) reaches the power module (210) that is used for to the automatic alarm for transfusion power supply, be connected with described modulation signal generation module (202) for the Laser Drive module (203) of amplifying described modulation signal, be connected with described Laser Drive module (203) and be used for the semiconductor laser (301) of emission modulated laser, at least one is used for receiving the modulated laser that described semiconductor laser (301) sends and the infrared remote receiver that is converted into modulation signal, at least one is connected with described infrared remote receiver for the signal amplification module that amplifies described modulation signal and send it to described decoder module,
Described semiconductor laser (301) is positioned at infusion unit titrimeter one side and lower than detected liquid level, described infrared remote receiver is positioned at described infusion unit titrimeter opposite side;
The decoded signal that described central processing unit (201) transmits according to described decoder module is controlled described sound and light alarm module (208) and is sent acousto-optic hint and control described transfusion blocking vessel (209) blocking-up transfusion.
2. automatic alarm for transfusion according to claim 1, is characterized in that, described automatic alarm for transfusion comprises two described infrared remote receivers, two described signal amplifiers and two described decoder modules; Two described infrared remote receivers are the first infrared remote receiver (302) and the second infrared remote receiver (303); Two described decoder modules are the first decoder module (205) and the second decoder module (207); The secondary signal amplifier (206) that first signal amplifier (204), described the second infrared remote receiver (303) and the second decoder module (207) that two described signal amplifiers are with described the first infrared remote receiver (302) is connected with the first decoder module (205) is connected.
3. automatic alarm for transfusion according to claim 2, it is characterized in that, described the first infrared remote receiver (302) is higher than described detected liquid level and for receiving the modulated laser that sends and penetrate described infusion unit titrimeter from described semiconductor laser (301); Described the second infrared remote receiver (303) is lower than described detected liquid level and be used for to receive from described semiconductor laser (301) and send and modulated laser after described detected liquid level reflection.
4. automatic alarm for transfusion according to claim 1, is characterized in that, described power module (210) comprises for the battery of power supply with for detection of the voltage detection unit of described cell voltage.
5. automatic alarm for transfusion according to claim 4, is characterized in that, described power module (210) also comprises under-voltage display lamp (107), charging indicator light (108) and on and off switch (111).
6. automatic alarm for transfusion according to claim 1, is characterized in that, described automatic alarm for transfusion also comprises the USB interface (113) that is connected with described central processing unit (201).
7. automatic alarm for transfusion according to claim 1, it is characterized in that, described automatic alarm for transfusion also comprises initiating key (101), stop key (102), reset key (112), relay indicating light (105) and the abnormal display lamp (106) that is connected with described central processing unit (201).
8. automatic alarm for transfusion according to claim 1, is characterized in that, described automatic alarm for transfusion also comprises alarm lamp (104) and the buzzer that is connected with described sound and light alarm module (208).
9. automatic alarm for transfusion according to claim 1, is characterized in that, described automatic alarm for transfusion also comprises the transfusion blocking-up knob (109) that is connected with described transfusion blocking vessel (209) and is used for storage of potential energy.
10. automatic alarm for transfusion according to claim 1, is characterized in that, described automatic alarm for transfusion also comprises for the lanyard hook (114) that described automatic alarm for transfusion is hung up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220646188 CN202920720U (en) | 2012-11-29 | 2012-11-29 | Automatic alarm device for transfusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220646188 CN202920720U (en) | 2012-11-29 | 2012-11-29 | Automatic alarm device for transfusion |
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| CN202920720U true CN202920720U (en) | 2013-05-08 |
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| CN 201220646188 Expired - Fee Related CN202920720U (en) | 2012-11-29 | 2012-11-29 | Automatic alarm device for transfusion |
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| CN105727397A (en) * | 2016-01-19 | 2016-07-06 | 河南理工大学 | Infusion alarm monitoring system based on wireless local area network and smartphone terminals |
| CN106139316A (en) * | 2016-06-23 | 2016-11-23 | 深圳市万聚源科技有限公司 | A kind of drop detection circuit and method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130508 Termination date: 20151129 |