CN212539474U

CN212539474U - Detect dedicated mercury thermometer's timing constant temperature equipment

Info

Publication number: CN212539474U
Application number: CN201921325127.5U
Authority: CN
Inventors: 杨羚; 冯敏
Original assignee: Changzhou Second Peoples Hospital
Current assignee: Changzhou Second Peoples Hospital
Priority date: 2019-08-15
Filing date: 2019-08-15
Publication date: 2021-02-12
Anticipated expiration: 2029-08-15

Abstract

The utility model relates to the technical field of medical equipment, specifically be a detect timing constant temperature equipment of dedicated mercury thermometer, the computer comprises a host computer, the host computer openly is equipped with control panel, be equipped with in the host computer and detect the chamber, be equipped with eight thermometer fixing device groups on the detection intracavity wall, thermometer fixing device divide into two about the restraint parts, the restraint part in thermometer fixing device's upper portion is equipped with proximity switch, proximity switch is equipped with infrared ray reading module along the upside direction that detects the intracavity wall, still be equipped with the scale mark on the detection intracavity wall, it is equipped with the circular heating resistance board that separates the form to detect the bottom of the chamber, be equipped with the stirring fan in the detection bottom of the chamber space that the heating resistance board separates, the axis of rotation of stirring fan is connected with and is setting at the inside agitator motor of detection bottom of chamber face. The utility model discloses can the science, the efficient carries out the accuracy measurement work of thermometer.

Description

Detect dedicated mercury thermometer's timing constant temperature equipment

Technical Field

The utility model relates to the technical field of medical equipment, specifically be a detect dedicated mercury thermometer's timing constant temperature equipment.

Background

In the process of clinical use of the mercury thermometer, in order to ensure the accuracy of measurement, the thermometer in use needs to be regularly detected. The detection method generally adopted clinically at present is to throw all mercury columns of the thermometer to below 35 ℃, put the mercury columns into the measured water with the temperature below 40 ℃ at the same time, take out the water after 3 minutes for inspection, and cannot be used if the error is above 0.2 ℃, the glass tube has cracks and the mercury columns automatically fall.

However, in the actual operation process, the water temperature used for detecting the thermometers is often influenced by various factors such as the environment temperature, the detection time, the placement of a plurality of thermometers and the like in the detection process, so that the thermometers are reduced to different degrees; the temperature detection device is also influenced by different operation methods of detection personnel, for example, some thermometers are directly soaked in warm water, some thermometers are erected in the container, the mercury end of the thermometer directly contacts the bottom of the container, and the temperature during detection is also influenced; the thermometer is held by hands of detection personnel and suspended in warm water in the whole process unless the detection is carried out, so that the operation is time-consuming and labor-consuming, and the whole process can be realized by fewer people.

All of the above problems are the trouble encountered in measuring the accuracy of the thermometer, and a measuring device is required to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a detect dedicated mercury thermometer's timing constant temperature equipment to solve above-mentioned problem.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a detect dedicated mercury thermometer's timing constant temperature equipment, includes the host computer, the host computer openly is equipped with control panel, be equipped with in the host computer and detect the chamber, be equipped with eight thermometer fixing device on detecting the intracavity wall, thermometer fixing device divide into two about the restraint parts, the restraint part in thermometer fixing device's upper portion department is equipped with proximity switch, proximity switch is equipped with infrared ray reading module along the upside direction that detects the intracavity wall, still be equipped with the scale mark on detecting the intracavity wall, it is equipped with the circular heating resistor board that separates the form to detect the chamber bottom, be equipped with the stirring fan in the detection chamber bottom space that heating resistor board separates, the rotation axis connection of stirring fan has the setting to detect the inside agitator motor of bottom of the chamber face.

Further: and indicating lamps are arranged at positions, corresponding to the inner thermometer fixing device, of the side lines at the upper part of the detection cavity.

Further: the bottom of the detection cavity is also provided with a water drainage groove, and the water drainage groove is provided with an electromagnetic valve.

Further: the control panel is provided with a display screen, and buttons are arranged on two sides of the display screen.

Further: the system comprises a temperature sensor module, wherein a signal of the temperature sensor module is output to a control mainboard, the control mainboard outputs the signal to a display screen for display, and the control mainboard, the display screen and the temperature sensor module are all powered by a low-voltage power supply;

the control main board also performs negative feedback operation on the signals transmitted by the temperature sensor module, the signals are transmitted to the AD conversion module to be converted into analog signals, and the analog signals and the working power supply are connected to the voltage mutual inductance module together to be used as real-time voltage for actual working of the heating resistance plate.

Further: the control mainboard is still connected infrared ray reading module and proximity switch, the interface of p1.0 to p1.7 of control mainboard all connects the pilot lamp.

The utility model has the advantages that: the utility model discloses have regularly, constant temperature heating function, satisfy and clinically can play good fixed clinical thermometer in the water bath when detecting the clinical thermometer, mercury end contactless container bottom to have heating, constant temperature, regularly remind the function, avoided the clinical thermometer to receive multiple factors influences such as human factor and ambient temperature, check time in the testing process, thereby reach effect such as using manpower sparingly, physical power, assurance detection quality.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic structural diagram of the machine body of the present invention;

fig. 3 is a cross-sectional view of the machine body of the present invention;

fig. 4 is a system block diagram of the constant temperature system of the present invention;

fig. 5 is a system block diagram of the detection system of the present invention.

In the figure: 1. a body; 11. a control panel; 111. a display screen; 12. a button; 13. an indicator light; 14. A main machine cover; 15. a power interface; 2. a detection chamber; 20. a thermometer fixing device; 21. scale lines; 22. An infrared reading module; 23. a proximity switch; 24. heating the resistance plate; 25. a stirring fan; 26. a stirring motor; 27. a water discharge tank; 28. an electromagnetic valve; 100. a temperature sensor module; 200. a low voltage power supply; 300. a working power supply; 400. a control main board; 500. an AD conversion module; 600. and the voltage mutual inductance module.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Referring to fig. 1-5, the present invention provides a technical solution:

a timing constant temperature device of a mercury thermometer special for detection comprises a host machine 1, a control panel 11 is arranged on the front side of the host machine 1, a detection cavity 2 is arranged in the host machine 1, eight groups of thermometer fixing devices 20 are arranged on the inner wall of the detection cavity 2, the inner circle of the detection cavity 2 is equally divided by the positions of the eight groups of thermometer fixing devices 20, the thermometer fixing devices 20 are divided into an upper restraint part and a lower restraint part, a proximity switch 23 is arranged at the restraint part at the upper part of the thermometer fixing devices 20, an infrared reading module 22 is arranged on the proximity switch 23 along the upper side direction of the inner wall of the detection cavity 2, scale marks 21 are also arranged on the inner, the water level detection device is used for determining a rated water level, a circular and intermittent heating resistance plate 24 is arranged at the bottom of the detection cavity 2, a stirring fan 25 is arranged in the bottom space of the detection cavity 2 separated by the heating resistance plate 24, and the rotating shaft of the stirring fan 25 is connected with a stirring motor 26 arranged inside the bottom surface of the detection cavity 2.

And indicator lamps 13 are arranged at the positions of the side lines of the upper part of the detection cavity 2 corresponding to the internal thermometer fixing devices 20.

The bottom of the detection cavity 2 is also provided with a drainage groove 27 for drainage operation after detection is finished, the drainage groove 27 is provided with an electromagnetic valve 28, and the electromagnetic valve 28 adopts a Fa0520C type normally closed electromagnetic valve for controlling drainage.

The control panel 11 is provided with a display screen 111, and two sides of the display screen 111 are provided with buttons 12.

It should be noted that the thermometer holder 20 serves to fix the position of the thermometer, and the bottom of the thermometer holder 20 is spaced from the heating resistor plate 24 to prevent the heat concentration from affecting the measurement. The proximity switch 23 adopts an ST178 reflection type photoelectric switch, and when the thermometer is put into the thermometer fixing device 20, the proximity switch 23 gives a signal; the external indicator light 13 is a red-green light emitting diode manufactured by risym for subsequent judgment of whether the thermometer is qualified.

Further, the whole water temperature is heated through a heating resistance plate 24, and the water temperature is displayed through a display screen 111, wherein the display screen 111 adopts a medical SDWe043YY05C capacitive touch screen, and the whole size is 4.3 inches; meanwhile, in order to heat the whole water uniformly, a disc-shaped heating resistance plate 24 is utilized to partition a space at the bottom of the detection cavity 2, and the whole water continuously flows in the space through a stirring fan 25 driven by a stirring motor 26, so that the temperature is uniform.

Specifically, the stirring motor 26 adopts a GA12-N20 speed reduction motor, and the designed rotating speed is 20 revolutions per minute, so that the interference of water flow caused by excessive rotating speed to detection to a certain degree is avoided.

Referring to fig. 5, the system includes a temperature sensor module 100, the temperature sensor module 100 is a DS18B20 temperature sensor module, the temperature sensor module 100 outputs a signal to a control motherboard 400, the control motherboard adopts an STC15F2K60S2 single chip microcomputer, the control motherboard 400 outputs a signal to a display screen 111 for display, and the control motherboard 400, the display screen 111 and the temperature sensor module 100 are all powered by a low-voltage power supply 200;

it should be noted that the power supplies used for the sensor and the control board are all low voltage power supplies, which are between 3V and 5V, but the low voltage power supply 200 is not sufficient to meet the heating requirement of the heating resistor board 24, so the obtained temperature signal needs to be connected to the control unit of the high voltage power supply by the low voltage power supply.

Further, the control main board 400 performs a negative feedback operation on the signal transmitted from the temperature sensor module 100, and the signal is transmitted to the AD conversion module 500 to be converted into an analog signal and connected to the voltage transformer module 600 together with the working power supply to be used as the real-time voltage for the actual operation of the heating resistor plate 24.

Preferably, the AD conversion module 500 is an ADC0809c chip, and the voltage transformer module 600 is a voltage transformer module 600 manufactured by TELESKY corporation.

Further, referring to fig. 5, the hardware connections of the detection system of the present device are as follows: the control main board 400 outputs the signal to the display screen 111 for displaying, and the control main board 400 and the display screen 111 are powered by the low-voltage power supply 200; the control main board 400 is further connected to the infrared ray reading module 22 and the proximity switch 23 to read signals of the infrared ray reading module 22 and the proximity switch 23. The former is used for verifying whether the thermometer is placed at the position, and the latter is used for reading the reading of the thermometer after 3 minutes of timing by the singlechip; the interfaces p1.0 to p1.7 of the control main board 400 are all connected with indicator lamps 13. Specifically, pilot lamp 13 is red and green dichroism, and red is unqualified, and green is qualified, conveniently discerns and the unqualified thermometer of user of precision is rejected to the user.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a detect dedicated mercury thermometer's timing constant temperature equipment which characterized in that: comprises a main machine (1), a control panel (11) is arranged on the front surface of the main machine (1), a detection cavity (2) is arranged in the main machine (1), eight groups of thermometer fixing devices (20) are arranged on the inner wall of the detection cavity (2), the thermometer fixing device (20) is divided into an upper restraint part and a lower restraint part, a proximity switch (23) is arranged at the upper restraint part of the thermometer fixing device (20), the proximity switch (23) is provided with an infrared reading module (22) along the upper side direction of the inner wall of the detection cavity (2), the inner wall of the detection cavity (2) is also provided with scale marks (21), the bottom of the detection cavity (2) is provided with a circular and isolated heating resistance plate (24), a stirring fan (25) is arranged in the space at the bottom of the detection cavity (2) separated by the heating resistance plate (24), the rotating shaft of the stirring fan (25) is connected with a stirring motor (26) arranged inside the bottom surface of the detection cavity (2).

2. A timed thermostatic device for a mercury thermometer for testing purposes as set forth in claim 1, wherein: and indicating lamps (13) are arranged at positions, corresponding to the internal thermometer fixing devices (20), of the side lines at the upper part of the detection cavity (2).

3. A timed thermostatic device for a mercury thermometer for testing purposes as set forth in claim 1, wherein: the bottom of the detection cavity (2) is also provided with a water drainage groove (27), and the water drainage groove (27) is provided with an electromagnetic valve (28).

4. A timed thermostatic device for a mercury thermometer for testing purposes as set forth in claim 1, wherein: the control panel (11) is provided with a display screen (111), and two sides of the display screen (111) are provided with buttons (12).

5. A timed thermostatic device for a mercury thermometer for testing purposes as set forth in claim 1, wherein: the detection cavity (2) is internally provided with a temperature sensor module (100), signals of the temperature sensor module (100) are output to a control main board (400), the control main board (400) outputs the signals to a display screen (111) for display, and the control main board (400), the display screen (111) and the temperature sensor module (100) are all powered by a low-voltage power supply (200);

the control main board (400) also performs negative feedback operation on signals transmitted by the temperature sensor module (100), and the signals are transmitted to the AD conversion module (500) to be converted into analog signals and are connected to the voltage mutual inductance module (600) together with the working power supply to serve as real-time voltage for actual work of the heating resistance board (24).

6. A timed thermostatic device for detecting mercury thermometers as claimed in claim 5, wherein: the control mainboard (400) is also connected with an infrared reading module (22) and a proximity switch (23), and interfaces from p1.0 to p1.7 of the control mainboard (400) are all connected with an indicator lamp (13).