CN215028325U - Water-bath heating magnetic stirring thermostatic control device - Google Patents
Water-bath heating magnetic stirring thermostatic control device Download PDFInfo
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- CN215028325U CN215028325U CN202120889923.2U CN202120889923U CN215028325U CN 215028325 U CN215028325 U CN 215028325U CN 202120889923 U CN202120889923 U CN 202120889923U CN 215028325 U CN215028325 U CN 215028325U
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- magnetic stirring
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Abstract
The utility model provides a water-bath heating magnetic stirring thermostatic control device, include: the liquid phase heat conduction device comprises a shell, wherein a hollow cavity for containing a liquid phase heat conduction medium is formed in the shell, and heating resistance wires are uniformly laid at the bottom of the hollow cavity; a plurality of container placing hole sites are formed in the top plate of the shell, and magnetic stirring mechanisms are arranged in the hollow cavity at positions corresponding to the container placing hole sites; a temperature sensor is arranged on the wall of the hollow cavity; the front panel of the shell is provided with a display screen and a rotating speed adjusting button. The temperature of each rotary table is controllable and uniform by utilizing water bath heating, so that the heating environment of the container is more stable, and the influence of the temperature on experimental data can be greatly reduced; the operation mode is simple, the laboratory detection efficiency can be improved, the accuracy of detection data is improved, and the quality and the efficiency of work are improved.
Description
Technical Field
The utility model belongs to the technical field of laboratory daily chemical experiment analytical equipment, especially, relate to a water-bath heating magnetic stirring thermostatic control device.
Background
In the methods of alkaline solution extraction-flame atomic absorption spectrophotometry for measuring hexavalent chromium of soil and sediments (HJ1082-2019) and alkali digestion/flame atomic absorption spectrophotometry for measuring hexavalent chromium of solid wastes (HJ687-2014), a magnetic stirrer capable of being heated is required for sample pretreatment.
However, the temperature control of the existing heatable magnetic stirrer is inconvenient and greatly influenced by the external temperature, and the accuracy of the measurement result cannot be ensured by the existing magnetic stirrer because the control of the temperature has great influence on the measurement result of hexavalent chromium. In addition, each conical flask needs to be additionally provided with a thermometer for controlling the temperature, the temperature of each magnetic stirring turntable is different, the temperature of a plurality of turntables cannot be controlled simultaneously, the operation is complicated, and a device with more strict temperature control is needed, so that the invention discloses a device for heating the magnetic stirring in the water bath with the controllable temperature is very necessary.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a water-bath heating magnetic stirring thermostatic control device. The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview and is intended to neither identify key/critical elements nor delineate the scope of such embodiments. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is presented later.
The utility model adopts the following technical scheme:
the utility model provides a water bath heating magnetic stirring thermostatic control device, includes: the heating device comprises a shell, a heating device and a control device, wherein a hollow cavity for containing a liquid-phase heat-conducting medium is formed in the shell, and heating resistance wires are uniformly laid at the bottom of the hollow cavity; a plurality of container placing hole sites communicated with the hollow cavity are formed in the top plate of the shell, and a magnetic stirring mechanism is arranged in the hollow cavity at a position corresponding to each container placing hole site; a temperature sensor is arranged on the wall of the hollow cavity; a display screen and a rotating speed adjusting button are arranged on a front panel of the shell.
Further, water bath heating magnetic stirring constant temperature control device, still include: the thermometer is inserted in the shell; and the detection end of the thermometer extends into the liquid-phase heat-conducting medium in the hollow cavity.
Further, water bath heating magnetic stirring constant temperature control device, still include: a temperature adjustment button and a controller; the temperature sensor, the temperature adjusting button and the rotating speed adjusting button are connected with the data input end of the controller, and the motor in the magnetic stirring mechanism and the display screen are connected with the data output end of the controller.
Preferably, the magnetic stirring mechanism includes: the outer rotor is arranged on an output shaft of the motor, and a strip-shaped groove matched with the container is formed in the mounting seat.
Preferably, the number of the container placing hole sites is 8.
The utility model discloses the beneficial effect who brings: the device utilizes water bath heating, so that the temperature of each turntable is controllable and uniform, the heating mode is more mild and effective, the heating environment of the container is more stable, the influence of the temperature on experimental data can be greatly reduced, and the device is more suitable for measuring hexavalent chromium in a laboratory; operation is simple, the utility model discloses not only can improve laboratory detection efficiency, improve the accuracy of testing data moreover, improve the quality and the efficiency of work.
Drawings
FIG. 1 is a schematic view of the external structure of the water-bath heating magnetic stirring thermostatic control device of the present invention;
FIG. 2 is a top view of the water bath heating magnetic stirring thermostatic control device of the present invention;
FIG. 3 is a schematic view of the internal structure of the water-bath heating magnetic stirring thermostatic control device of the present invention;
fig. 4 is a control schematic diagram of the water-bath heating magnetic stirring thermostatic control device of the utility model.
Detailed Description
The following description and the drawings sufficiently illustrate specific embodiments of the invention to enable those skilled in the art to practice them. Other embodiments may incorporate structural, logical, electrical, process, and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others.
As shown in fig. 1-4, in some illustrative embodiments, the present invention provides a water bath heating magnetic stirring thermostatic control device, comprising: the device comprises a shell 1, a heating resistance wire 2, a magnetic stirring mechanism 3, a temperature sensor 4, a display screen 5, a rotating speed adjusting button 6 and a thermometer 7.
The inside cavity 101 that is used for holding liquid phase heat-conducting medium of seting up of casing 1, the utility model discloses used liquid phase heat-conducting medium is water, and cavity 101 is used for splendid attire water. Heating resistance wire 2 has evenly been laid at the bottom of the cavity of cavity 101, can heat the water in the cavity of cavity 101 after heating resistance wire 2 circular telegram, and the inside temperature of instrument can be guaranteed to the heating resistance wire 2 of evenly laying and keep unanimous.
A plurality of container placing hole sites 8 communicated with the hollow cavity 101 are formed in the top plate of the shell 1, when the device is used, a container containing a detection sample is inserted into the container placing hole sites 8 and is connected with the magnetic stirring mechanism 3, the detection sample in the container can be stirred when the magnetic stirring mechanism 3 operates, and meanwhile, the container is heated by water in the hollow cavity 101. The magnetic stirring mechanism 3 is arranged in the hollow cavity 101 at the position corresponding to each container placing hole site 8, preferably, the number of the container placing hole sites is 8, the work sites are enough, and resource waste can not be caused, so that the magnetic stirring mechanism is suitable for measuring hexavalent chromium in a laboratory.
The wall of the hollow cavity 101 is provided with the temperature sensor 4, so that the water bath temperature can be detected in real time, and the temperature can be conveniently regulated. Set up display screen 5 and speed adjusting button 6 on the front panel of casing 1, corresponding, place hole site 8 corresponding to the container, the quantity of display screen 5 and speed adjusting button 6 also is 8. The speed adjusting buttons 6 at the eight positions are respectively controlled to be parallel circuits and connected to each display screen 5, the temperature sensors 4 are connected to the display screens 5 in parallel, therefore, the rotating speeds of the containers in the hole sites 8 can be respectively controlled through the speed adjusting buttons, the rotating speeds are displayed on the display screens 5, and therefore the speed adjusting buttons are not only simple and convenient to control, but also have better and visual effects, and are convenient to judge the measuring process in time.
The thermometer 7 is inserted on the shell 1, the detection end of the thermometer 7 extends into the liquid-phase heat-conducting medium in the hollow cavity 101, and the thermometer is used for reading the real-time temperature of the water bath, playing a role in monitoring and further ensuring the accuracy of temperature control.
The utility model discloses still include: temperature adjustment button and controller. The controller can adopt a singlechip to realize the processing, operation and analysis of data and the output of control signals. Temperature sensor 4, temperature regulation button and speed regulation button 6 all are connected with the data input end of controller, and temperature sensor 4 uploads temperature data to the controller in real time, and when controlling temperature regulation button and speed regulation button 6, the controller acquires the signal to calculate then output control signal to each control end. The motor, the heating resistance wire 2 and the display screen 5 in the magnetic stirring mechanism 3 are connected with the data output end of the controller, the controller controls the on-off and the power supply voltage of the heating resistance wire 2, so that the temperature of the heating resistance wire 2 is adjusted, the temperature of a water bath is controlled, the rotating speed of the motor can be controlled, the rotating speed of the container is adjusted, and the controller controls the display screen to display the temperature and the rotating speed.
The utility model discloses utilize heating resistor silk 2 and magnetic stirring mechanism 3 for feedwater heating to the uniform temperature, and can make solution pass through rotor stirring misce bene in the container through magnetic stirring mechanism 3. The device is internally provided with a controller and a temperature sensor for keeping the water bath temperature constant and transmitting the temperature to a display screen through a circuit, so that the temperature in each container can reach the standard. The water bath temperature was adjusted by a button and the speed of rotation of each vessel using a magnetic stirring mechanism. The temperature of each turntable is controllable and uniform, the heating environment of the container is more stable, the influence of the temperature on experimental data can be greatly reduced, and the method is more suitable for measuring hexavalent chromium in a laboratory; the laboratory detection efficiency is improved, the accuracy of detection data is improved, and the quality and the efficiency of work are improved.
The magnetic stirring mechanism 3 includes: mount 301, motor 302, outer rotor 303 and interior stirring. The outer rotor 303 is disposed on an output shaft of the motor 302, and the motor 302 can drive the outer rotor 303 to rotate. Interior stirring seed is placed in the container, can be magnet, and when outer rotor 303 rotated, the stirring seed rotated in driving through magnetic force to the detection sample in the stirred vessel. Set up the bar groove 304 of adaptation in the container on mount pad 301, the bottom of container sets up the arch that can imbed the bar inslot to firm the container, avoid rocking.
The above embodiment is the preferred embodiment of the present invention, but the embodiment of the present invention is not limited by the above embodiment, and any other changes, modifications, replacements, combinations, simplifications, equivalent replacement modes, which are not departed from the spirit and principle of the present invention, should be included in the protection scope of the present invention.
Claims (5)
1. Water-bath heating magnetic stirring thermostatic control device includes: the shell is characterized in that a hollow cavity for containing a liquid-phase heat-conducting medium is formed in the shell, and heating resistance wires are uniformly laid at the bottom of the hollow cavity; a plurality of container placing hole sites communicated with the hollow cavity are formed in the top plate of the shell, and a magnetic stirring mechanism is arranged in the hollow cavity at a position corresponding to each container placing hole site; a temperature sensor is arranged on the wall of the hollow cavity; a display screen and a rotating speed adjusting button are arranged on a front panel of the shell.
2. The magnetic stirring thermostatic control device for water bath heating according to claim 1, further comprising: the thermometer is inserted in the shell; and the detection end of the thermometer extends into the liquid-phase heat-conducting medium in the hollow cavity.
3. The magnetic stirring thermostatic control device for water bath heating according to claim 2, further comprising: a temperature adjustment button and a controller; the temperature sensor, the temperature adjusting button and the rotating speed adjusting button are connected with the data input end of the controller, and the motor in the magnetic stirring mechanism and the display screen are connected with the data output end of the controller.
4. The thermostatic water bath heating magnetic stirring control device of claim 3, wherein the magnetic stirring mechanism comprises: the outer rotor is arranged on an output shaft of the motor, and a strip-shaped groove matched with the container is formed in the mounting seat.
5. The thermostatic water bath heating magnetic stirring control device as claimed in claim 4, wherein the number of the container placement holes is 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120889923.2U CN215028325U (en) | 2021-04-27 | 2021-04-27 | Water-bath heating magnetic stirring thermostatic control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120889923.2U CN215028325U (en) | 2021-04-27 | 2021-04-27 | Water-bath heating magnetic stirring thermostatic control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215028325U true CN215028325U (en) | 2021-12-07 |
Family
ID=79110179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120889923.2U Expired - Fee Related CN215028325U (en) | 2021-04-27 | 2021-04-27 | Water-bath heating magnetic stirring thermostatic control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215028325U (en) |
-
2021
- 2021-04-27 CN CN202120889923.2U patent/CN215028325U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211207 |