CN2936209Y - Clinic automatic constant temperature cold compress instrument - Google Patents
Clinic automatic constant temperature cold compress instrument Download PDFInfo
- Publication number
- CN2936209Y CN2936209Y CN 200620077451 CN200620077451U CN2936209Y CN 2936209 Y CN2936209 Y CN 2936209Y CN 200620077451 CN200620077451 CN 200620077451 CN 200620077451 U CN200620077451 U CN 200620077451U CN 2936209 Y CN2936209 Y CN 2936209Y
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- CN
- China
- Prior art keywords
- flexible base
- base wad
- temperature
- chip microcomputer
- cold compress
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- Expired - Fee Related
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- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model relates to an automatic cold compressing apparatus with a constant temperature in clinic, which comprises a switch power supply, a refrigerating unit and a control unit. The refrigerating unit is composed of an insulating flexible base wad and more than two groups of refrigerating groupwares connected in parallel and arranged on the flexible base wad, while each group of refrigerating groupware is composed of more than two interval-arranged semiconductor refrigerating plates connected in series and the control unit is composed of a singchip, a function key, an EEP ROM memory, am amplifier, an A/D converter, a latched drive, an LED nixie tube and a driving controller. The function key is connected with the input end of the singlechip keyboard interface and a temperature sensor fixed on the flexible base wad is connected with the signal input end of the singlechip through the amplifier and the A/D converter, while the singlechip is connected with two LED nixie tubes through the latched drive and the control output end of the singlechip is connected with the refrigerating unit through the driving controller. The utility model has the advantages of a small volume, being foldable, as well as convenient and reliable use; besides, the utility model can automatically control and adjust the temperature.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments that is used for, and especially relates to a kind of clinical automatic constant-temperature cold compress instrument of local cooling clinically that is used for.
Technical background
The common cold compress cool-down method that is used for clinically is to adopt the physical medium cooling; as adopt coolings such as cold pack, ice cube, cryostat; it cooperates medicine and other therapies; good assosting effect has been played in patient's treatment; especially to hyperpyretic patient, the forehead cooling can also be played the protection brain, reduce the effect of brain tissue impairment.But for clinical patient, commonly used at present and feasible method is to adopt the ice block cooling method, though this cool-down method is simple, but use very inconvenient, because ice cube is in the process to patient's cooling, ice cube also absorbs airborne heat simultaneously, can only play cooling effect at short notice, and needs constantly to change ice bag.Moreover the employing ice block cooling, Yin Wendu constantly changes from low to high, not only uses the ice amount big, also can't realize the constant temperature cooling, so cooling-down effect is not good.Along with development of electronic technology, advanced cooling nursing device is as cooling module with half guiding element refrigerator, and the upper and lower side of cooling module is respectively equipped with upper and lower cool storage container, the bottom of following cool storage container is provided with the rubber bag tank of the high heat-conducting medium that closely contacts with human body, the top that is positioned at cool storage container also is provided with a radiator, as forced heat radiation, the cooling nursing device of this structure needs upper and lower cool storage container and radiator, not only volume is big for feasible cooling nursing device, can not fold, carry inconvenience, and power consumption is big, chilling temperature can not be controlled automatically.
Summary of the invention
The purpose of this utility model provides a kind of volume little, collapsible, and can control the clinical automatic constant-temperature cold compress instrument with attemperation automatically.
This utility model is that the technical scheme that achieves the above object is: a kind of clinical automatic constant-temperature cold compress instrument, comprise Switching Power Supply, refrigeration unit and control unit, it is characterized in that: described refrigeration unit comprises insulating flexible base wad and is fixed on two groups of above cooling assemblies in parallel on the flexible base wad that every group of cooling assembly formed by the semiconductor chilling plate serial connection that is provided with at interval more than two; Described control unit comprises single-chip microcomputer, function key, eeprom memory, amplifier, A/D converter, latch driver and LED charactron and driving governor, be fixed on temperature sensor on the flexible base wad and connect the signal input part of single-chip microcomputer by amplifier and A/D converter, function key is connected with single-chip microcomputer keyboard interface input, single-chip microcomputer connects the LED charactron by latch driver, and the control output end of single-chip microcomputer connects refrigeration unit by driving governor.
Clinical automatic constant-temperature cold compress instrument of the present utility model, adopt flexible base wad as carrier, two groups of above cooling assemblies in parallel are arranged on flexible base wad, and every group of cooling assembly is connected in series mutually by the semiconductor chilling plate more than two and forms, because of a plurality of semiconductor chilling plates have adopted string, parallel combination structure, not only reduce its running voltage, and the cold junction temperature of refrigeration unit can be controlled in 20-30 ℃, because the cold junction temperature of refrigeration unit can be very not low, so both reduced the power consumption of refrigeration unit, reduce operating current again, solved the problem of refrigeration unit hot-side heat dissipation, make clinical automatic constant-temperature cold compress instrument structure of the present utility model simpler, and reduced the volume of cold compress instrument significantly.Clinical automatic constant-temperature cold compress instrument of the present utility model is to have fixed the semiconductor chilling plate that a plurality of intervals are provided with on flexible base wad, therefore in folding BENDING PROCESS to flexible base wad, can not influence the serviceability of each semiconductor chilling plate, and flexible base wad can adopt high conduction, high insulating elastomeric material as cold conduction base wad, cryogenic temperature is even, can be fitted in the different parts of human body, use flexibly, can reach best cooling-down effect.This utility model utilizes singlechip technology to realize thermostatic control, and can pass through the function key preset temperature, and temperature is controlled between 20-30 ℃ and adjustable continuously, like this can be according to the state of an illness, suitably attemperation makes therapeutic effect reach best, and temperature control is convenient, reliable.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Fig. 1 is the structural representation of the clinical automatic constant-temperature cold compress of this utility model instrument.
Fig. 2 is the structural representation of a kind of embodiment of this utility model refrigeration unit.
Fig. 3 is the structural representation of the another kind of embodiment of this utility model refrigeration unit.
Fig. 4 is the theory diagram of this utility model control unit.
Wherein: 1-Switching Power Supply, 2-control unit, 21-function key, 22-single-chip microcomputer, 23-latch driver, 24-amplifier, the 25-EEPROM memorizer, 26-A/D transducer, 27-LED charactron, 28-driving governor, the 3-refrigeration unit, the flexible base wad of 31-, 32-cooling assembly, 4-temperature sensor.
The specific embodiment
See a kind of clinical automatic constant-temperature cold compress instrument of clinical automatic constant-temperature cold compress instrument shown in Figure 1, comprise Switching Power Supply 1, refrigeration unit 3 and control unit 2, Switching Power Supply 1 provides power supply for respectively control unit 2 and refrigeration unit 3.See Fig. 2, shown in 3, refrigeration unit 3 of the present utility model comprises insulating flexible base wad 31 and is fixed on two groups of above cooling assemblies 32 in parallel on the flexible base wad 31, every group of cooling assembly 32 formed by the semiconductor chilling plate serial connection that is provided with at interval more than two, semiconductor chilling plate can be selected 16 * 16 * 5.1mm for use, make the cold compress instrument light and handy, volume is little, and a plurality of semiconductor chilling plates adopt string, combination in parallel is laid, to reduce its running voltage, flexible base wad 31 of the present utility model can be selected high conduction for use, high insulating elastomeric material, play temperature by its high conduction performance and act on uniformly, safe and reliable.See shown in Figure 2, the uniform upper surface that is connected flexible base wad 31 of this utility model semiconductor chilling plate, its temperature sensor 4 also is arranged on flexible base wad 31 upper surfaces.Also can be as shown in Figure 3, semiconductor chilling plate and temperature sensor 4 all are coated on flexible base wad 31, also temperature sensor 4 can be arranged on the surface of flexible base wad 31.
See shown in Figure 4; control unit 2 of the present utility model comprises single-chip microcomputer 22; eeprom memory 25; amplifier 24; A/D converter 26; latch driver 23 and LED charactron 27 and driving governor 28; single-chip microcomputer 22 adopts conventional MCS-51 etc.; single-chip microcomputer 22 keyboard interface inputs are connected with function key 21; when first task; temperature by function key 21 default required controls; temperature is arranged between 20-30 ℃ and adjustment can be connects; after the work; default temperature data is left in the eeprom memory 25; when next time, start was used; temperature data that should be default can access and shows from eeprom memory 25, as need not to reset, and just can directly enter duty by function key 21; no matter be, still can reset cryogenic temperature by function key 21 under in working order in stopped status.After setting temperature, the cold compress instrument can enter duty.See shown in Figure 4, temperature sensor 4 connects the signal input part of single-chip microcomputer 22 by amplifier 24 and A/D converter 26, temperature to refrigeration unit 3 is measured, the analogue signal of being exported is after amplifier 24 amplifies, the switching signal of 0～5V is provided for A/D converter 26, A/D converter 26 digital signal after conversion is sent in the single-chip microcomputer 22 and is handled, and digital signal is converted into Temperature numerical and is put on the data/address bus.This utility model can be selected the single-chip microcomputer with signal amplifies and analog-digital conversion function becomes one for use, and single-chip microcomputer 22 connects two LED charactrons 27 by latch driver 23, carry out dynamic scan, show operating temperature in real time by two LED charactrons 27, the control output end of single-chip microcomputer 22 connects refrigeration unit 3 by driving governor 28, this driving governor 28 can adopt solid-state relay, 22 pairs of measured temperature of single-chip microcomputer compare with the temperature that pre-sets, when surpassing when the ceiling temperature value is set, connect refrigeration unit 3 by driving governor 28, refrigeration unit 3 is worked and is lowered the temperature, when cryogenic temperature surpasses lower-limit temperature value, single-chip microcomputer 22 makes refrigeration unit 3 outages stop cooling by driving governor 28, thereby realizes automatic constant-temperature.
Claims (3)
1, a kind of clinical automatic constant-temperature cold compress instrument, comprise Switching Power Supply (1), refrigeration unit (3) and control unit (2), it is characterized in that: described refrigeration unit (3) comprises insulating flexible base wad (31) and is fixed on the last two groups of above cooling assemblies (32) in parallel of flexible base wad (31) that every group of cooling assembly (32) formed by the semiconductor chilling plate serial connection that is provided with at interval more than two; Described control unit (2) comprises single-chip microcomputer (22), function key (21), eeprom memory (25), amplifier (24), A/D converter (26), latch driver (23) and LED charactron (27) and driving governor (28), be fixed on temperature sensor (4) on the flexible base wad (31) and connect the signal input part of single-chip microcomputer (22) by amplifier (24) and A/D converter (26), function key (21) is connected with single-chip microcomputer (22) keyboard interface input, single-chip microcomputer (22) connects LED charactron (27) by latch driver (23), and the control output end of single-chip microcomputer (22) connects refrigeration unit (3) by driving governor (28).
2, the clinical automatic constant-temperature cold compress of kind according to claim 1 instrument is characterized in that: described semiconductor chilling plate and temperature sensor (4) are connected flexible base wad (31) upper surface.
3, the clinical automatic constant-temperature cold compress of kind according to claim 1 instrument is characterized in that: described semiconductor chilling plate and temperature sensor (4) are coated in the flexible base wad (31).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620077451 CN2936209Y (en) | 2006-08-14 | 2006-08-14 | Clinic automatic constant temperature cold compress instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620077451 CN2936209Y (en) | 2006-08-14 | 2006-08-14 | Clinic automatic constant temperature cold compress instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2936209Y true CN2936209Y (en) | 2007-08-22 |
Family
ID=38360228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620077451 Expired - Fee Related CN2936209Y (en) | 2006-08-14 | 2006-08-14 | Clinic automatic constant temperature cold compress instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2936209Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103799600A (en) * | 2014-01-21 | 2014-05-21 | 诸暨中澳自动化设备有限公司 | Automatic adjustment circuit for automobile refreshing safety helmet |
| CN108618888A (en) * | 2018-06-19 | 2018-10-09 | 武汉工程大学 | A kind of cold and hot patch of distributed temperature control |
-
2006
- 2006-08-14 CN CN 200620077451 patent/CN2936209Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103799600A (en) * | 2014-01-21 | 2014-05-21 | 诸暨中澳自动化设备有限公司 | Automatic adjustment circuit for automobile refreshing safety helmet |
| CN108618888A (en) * | 2018-06-19 | 2018-10-09 | 武汉工程大学 | A kind of cold and hot patch of distributed temperature control |
| CN108618888B (en) * | 2018-06-19 | 2024-03-19 | 武汉工程大学 | Distributed temperature control cold and hot compress sheet |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |