CN212674591U - Digestion instrument - Google Patents
Digestion instrument Download PDFInfo
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- CN212674591U CN212674591U CN202021913707.9U CN202021913707U CN212674591U CN 212674591 U CN212674591 U CN 212674591U CN 202021913707 U CN202021913707 U CN 202021913707U CN 212674591 U CN212674591 U CN 212674591U
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- oil bath
- base
- lifting platform
- digestion
- driving unit
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Abstract
The application provides a clear up appearance, clear up the appearance and include: a base; the oil bath groove is arranged on the base; the lifting platform is provided with a limiting hole for installing the colorimetric tube; and the driving unit is arranged on the base, the lifting platform is connected to the driving unit, and the driving unit can drive the lifting platform to move in the vertical direction relative to the base, wherein when the lifting platform moves to the lower limit position, the colorimetric tube can be at least partially positioned in the oil bath groove, and when the lifting platform moves to the upper limit position, the colorimetric tube can be separated from the oil bath groove. Through adopting above-mentioned technical scheme, rise through the elevating platform and make the colour comparison tube leave the oil bath groove, make the colour comparison tube cooling to need not manually to place the colour comparison tube one by one and cool off on the test-tube rack, reduce manual operation's work load.
Description
Technical Field
The application relates to a digestion instrument.
Background
The importance of water resource as an important natural resource is self-evident, however, with the continuous improvement of the industrialization level in China, the pollution and destruction of the water resource become an important environmental problem. Water quality monitoring plays an important role in water resource management and protection as an important means for water resource protection. In the field of environmental protection, Chemical Oxygen Demand (COD) is one of the most common detection indexes, and a digestion instrument is required to perform high-temperature digestion on a water sample in the measurement of COD.
The back is cleared up in the completion to the appearance of clearing up of prior art, needs manually to take out the colour comparison tube, then places the natural cooling on the test-tube rack, and these works need manual operation, and work efficiency is lower to the natural cooling time is longer.
SUMMERY OF THE UTILITY MODEL
This application aims at providing one kind and clears up the appearance, makes the colour comparison tube can leave the oil bath groove automatically, reduces manual operation.
The application provides a clear up appearance, clear up the appearance and include:
a base;
the oil bath groove is arranged on the base;
the lifting platform is provided with a limiting hole for installing the colorimetric tube;
a driving unit installed on the base, the lifting platform connected to the driving unit, the driving unit capable of driving the lifting platform to move up and down relative to the base, wherein
When the lifting table moves to the lower limit position, the colorimetric tube can be at least partially positioned in the oil bath groove, and when the lifting table moves to the upper limit position, the colorimetric tube can be separated from the oil bath groove.
Preferably, the digestion instrument further comprises a heat dissipation fan, the heat dissipation fan is arranged above the base, and after the colorimetric tube leaves the oil bath groove, the heat dissipation fan can blow air to cool the colorimetric tube.
Preferably, the heat dissipation fan is provided to be capable of blowing air in a horizontal direction.
Preferably, the oil bath groove is provided with a first temperature sensor, and the first temperature sensor is used for detecting the temperature of the heat conduction oil in the oil bath groove.
Preferably, the lifting table is provided with a second temperature sensor, and the second temperature sensor is used for detecting the temperature of the lifting table and/or the cuvette when the cuvette leaves the oil bath.
Preferably, the driving unit comprises a guide rail and a screw rod, the guide rail is connected to the base, the guide rail and the screw rod extend in the up-and-down direction, the screw rod penetrates through the lifting table and is in threaded fit with the lifting table, and the lifting table can be driven to move along the guide rail through the rotation of the screw rod.
Preferably, the heat dissipation fan is disposed between the guide rail and the lead screw
Preferably, the lifting platform is provided with a protective cover which can cover the lifting platform when the protective cover is closed.
Preferably, the protective cover is transparent or translucent.
Preferably, the base is provided with a display screen and control buttons by which parameters can be set.
Through adopting above-mentioned technical scheme, rise through the elevating platform and make the colour comparison tube leave the oil bath groove, make the colour comparison tube cooling to need not manually to place the colour comparison tube one by one and cool off on the test-tube rack, reduce manual operation's work load.
Drawings
Fig. 1 shows a schematic structural diagram of a digestion instrument according to an embodiment of the present application in a state where a protective cover is closed.
Fig. 2 shows a schematic structural diagram of a digestion instrument according to an embodiment of the present application in a state where a protective cover is opened.
Fig. 3 shows a schematic structural view of the digestion instrument according to the embodiment of the present application without a protective cover installed.
Fig. 4 shows a schematic structural view of a digestion apparatus according to an embodiment of the present application in a heating digestion state.
Fig. 5 shows a schematic structural view of the digestion instrument according to the embodiment of the present application from another angle in a heating digestion state.
Description of the reference numerals
1 base 11 display 12 control button
2 oil bath
3 guide rail 32 screw 33 crossbeam of driving unit 31
4 lifting table 41 protective cover
5 Heat radiation fan
H is in the vertical direction.
Detailed Description
In order to more clearly illustrate the above objects, features and advantages of the present application, a detailed description of the present application is provided in this section in conjunction with the accompanying drawings. This application is capable of embodiments in addition to those described herein, and is intended to cover such departures from the present disclosure as come within known or customary practice in the art to which this application pertains and which fall within the limits of the appended claims. The protection scope of the present application shall be subject to the claims.
As shown in fig. 1 to 5, the present application proposes a digestion apparatus including a base 1, an oil bath 2, a driving unit 3, a lift table 4, and a heat radiation fan 5. The driving unit 3 is connected to the base 1 and can control the lifting table 4 to ascend or descend.
(setting)
As shown in fig. 1 to 5, the base 1 is provided with a display screen 11 and a control button 12 for realizing man-machine interaction, and parameters such as heating power, digestion temperature, digestion duration, temperature after heat dissipation and cooling and the like can be set through the control button 12, so that the digestion process can be accurately controlled.
The base 1 is also provided with a power interface and a power switch, and the power interface is used for connecting a power supply to supply power to the digestion instrument.
(oil bath groove)
As shown in fig. 1 to 3, an oil bath 2 is provided in a base 1, and the oil bath 2 is provided with a heater capable of heating heat transfer oil in the oil bath 2, and the heater may be an electric heater, a microwave heater, or the like. The constant temperature can be kept through oil bath heating, so that the constant and uniform digestion temperature is provided, and the uniformity of the digestion process is improved.
The first temperature sensor can be arranged in the oil bath groove 2 and used for detecting the temperature of the heat conduction oil in the oil bath groove 2, and the first temperature sensor can be matched with the controller to control the heater, so that the heat conduction oil in the oil bath groove 2 is kept at the preset digestion temperature.
(drive unit)
As shown in fig. 1 to 5, the driving unit 3 includes a guide rail 31 and a screw rod 32, one end of the screw rod 32 is connected to a motor, for example, the motor may be disposed inside the base 1, the motor and the screw rod 32 may be connected by a coupling, and the motor can drive the screw rod 32 to rotate. The guide rail 31 is connected to the base 1, and the guide rail 31 and the lead screw 32 may extend in the up-down direction H. The guide rails 31 may be provided in two, for example, at the left and right sides of the base 1, and the lead screw 32 may be provided between the two guide rails 31.
The upper ends of the two guide rails 31 may be connected with a cross beam 33, the screw rod 32 may be rotatably connected with the cross beam 33, and the cross beam 33 may be used to keep the guide rails 31 and the screw rod 32 stable.
(lifting platform)
As shown in fig. 1 to 5, the lifting table 4 is slidably connected to the guide rail 31, and the lifting table 4 is slidable in the vertical direction H in which the guide rail 31 extends. For example, the cross section of the guide rail 31 may be formed in a T-shape, the elevating platform 4 may be provided with a T-shaped groove, and the guide rail 31 may be fitted into the T-shaped groove of the elevating platform 4 to be slidably coupled thereto. The screw rod 32 penetrates through the lifting platform 4, the lifting platform 4 is in threaded fit with the screw rod 32, and the lifting platform 4 can be driven to move along the guide rail 31 through rotation of the screw rod 32.
The lifting table 4 is provided with a plurality of limiting holes, for example, 16, into which the cuvette 100 can be inserted and held, for example, the limiting holes may be provided with elastic sheets, and the cuvette 100 is held by the elastic sheets so as to be held in the limiting holes. When digestion is performed, the elevating platform 4 can be lowered, and the cuvette 100 can be partially inserted into the oil bath 2 and heated in a constant temperature oil bath. Clear up the completion back, elevating platform 4 rises and to make a plurality of colour comparison tubes 100 leave oil bath 2, makes colour comparison tube 100 cool off to need not manually to place the colour comparison tube one by one and cool off on the test-tube rack, reduce manual operation's work load.
The lifting platform 4 may be provided with a second temperature sensor, and the second temperature sensor is used to detect the temperature of the lifting platform 4 and/or the cuvette 100, so as to know the cooling condition of the cuvette 100. And it is possible to control whether or not the cooling fan 5 rotates or the speed of the rotation. The heat radiation fan 5 is rotated when the temperature detected by the second temperature sensor is higher than the target temperature of the heat radiation cooling, for example, and the heat radiation fan 5 stops rotating when the detected temperature is equal to or lower than the target temperature of the heat radiation cooling.
It will be appreciated that the cooling of the cuvette 100 is mainly intended to protect the spectrophotometer, and therefore the temperature detected by the second temperature sensor need not be very accurate, and the mounting position of the second temperature sensor may be set according to the actual situation, for example, the second temperature sensor may be set inside the elevating table 4.
The lifting platform 4 may be provided with a protective cover 41, the protective cover 41 being rotatably connected to the lifting platform 4. As shown in fig. 1, the protection cover 41 may cover the upper side of the elevating table 4 when closed. In the heating digestion process, the lower half part of the colorimetric tube 100 is immersed in the oil bath 2, and the upper half part of the colorimetric tube 100 is covered by the protective cover 41, so that the colorimetric tube 100 cannot be contacted, and the experimental operation safety is ensured.
As shown in fig. 2, when the protective cover 41 is opened, the cuvette 100 attached to the lift table can be taken out or the cuvette 100 can be attached to the lift table.
Further, the protective cover 41 may be transparent or translucent, and the cuvette 100 attached to the lift table 4 can be viewed through the protective cover 41 when the protective cover 41 is closed, so that the operating state of the apparatus can be visually understood.
(Heat radiation fan)
The heat dissipation fan 5 is disposed above the base 1, and the heat dissipation fan 5 may be disposed in plurality, for example, the heat dissipation fan 5 may be disposed between the guide rail 31 and the screw rod 32. The heat dissipation fan 5 can blow air in the horizontal direction to cool the color tubes 100. After the elevating table 4 is raised, the cooling fan 5 is aligned with the cuvette 100, particularly the lower half of the cuvette 100. The colorimetric tube 100 is cooled by the cooling fan 5, so that the cooling time is shortened, the period of the whole test is shortened, and the working efficiency is improved.
The following describes the operation procedure using the digestion apparatus.
The lift table 4 is raised to the upper limit position, the protective cover 41 is opened, the cuvette 100 is attached to the lift table 4, and then the protective cover 41 is closed.
The parameters of the temperature rising power, the digestion temperature, the digestion duration, the heat dissipation and cooling target temperature and the like of the digestion instrument are set through the control button 12, and after the setting is finished, the one-key digestion button is clicked, so that the equipment starts to work automatically.
The oil bath groove 2 heats the heat conduction oil according to the set heating power until the heat conduction oil reaches the set digestion temperature, and then the constant temperature state is automatically kept. The first temperature sensor is used for detecting whether the heat conduction oil reaches the set digestion temperature.
The elevating platform 4 is lowered to the lower limit position, so that the colorimetric tube 100 is partially immersed in the heat transfer oil of the oil bath 2, the digestion process is started, and the timing is started.
When the digestion time reaches the set digestion duration, the heating is stopped, the lifting table 4 is lifted up, for example, between the upper limit position and the lower limit position, and the cooling fan 5 starts the colorimetric cylinder 100 to cool.
The second temperature sensor is used to detect whether the cuvette 100 is lowered to a set target temperature for heat dissipation and cooling. When the temperature of the colorimetric tube 100 is reduced to the set cooling target temperature, the heat radiation fan 5 stops working, the lifting table 4 is lifted to the upper limit and locked, and the device can prompt the experimenter to clear up the cooling.
While the present application has been described in detail with reference to the above embodiments, it will be apparent to those skilled in the art that the present application is not limited to the embodiments described in the present specification. The present application can be modified and implemented as a modified embodiment without departing from the spirit and scope of the present application defined by the claims. Therefore, the description in this specification is for illustrative purposes and does not have any limiting meaning for the present application.
Claims (10)
1. A digestion apparatus, characterized in that it comprises:
a base;
the oil bath groove is arranged on the base;
the lifting platform is provided with a limiting hole for installing the colorimetric tube;
a driving unit installed on the base, the lifting platform connected to the driving unit, the driving unit capable of driving the lifting platform to move up and down relative to the base, wherein
When the lifting table moves to the lower limit position, the colorimetric tube can be at least partially positioned in the oil bath groove, and when the lifting table moves to the upper limit position, the colorimetric tube can be separated from the oil bath groove.
2. The digestion apparatus according to claim 1, further comprising a heat dissipation fan disposed above the base, wherein the heat dissipation fan is capable of cooling the colorimetric tube by blowing air thereto after the colorimetric tube leaves the oil bath.
3. The digestion apparatus according to claim 2, wherein the heat-radiating fan is provided so as to be capable of blowing air in a horizontal direction.
4. The digestion apparatus according to claim 1, wherein the oil bath is provided with a first temperature sensor for detecting the temperature of the thermal oil in the oil bath.
5. The digestion apparatus according to claim 1, wherein the lifting table is provided with a second temperature sensor for detecting the temperature of the lifting table and/or the cuvette when the cuvette leaves the oil bath.
6. The digestion apparatus according to claim 2, wherein the driving unit comprises a guide rail and a screw rod, the guide rail is connected to the base, the guide rail and the screw rod extend in the up-and-down direction, the screw rod passes through the lifting platform and is in threaded fit with the lifting platform, and the lifting platform can be driven to move along the guide rail by the rotation of the screw rod.
7. The digestion apparatus according to claim 6, wherein the heat radiation fan is disposed between the guide rail and the screw rod.
8. The digestion apparatus according to claim 1, wherein the lift table is provided with a protective cover which, when closed, can cover over the lift table.
9. The digestion apparatus according to claim 8, wherein the protective cover is transparent or translucent.
10. An digestion instrument according to any one of claims 1 to 9, characterized in that the base is provided with a display screen and control buttons by means of which parameters can be set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021913707.9U CN212674591U (en) | 2020-09-04 | 2020-09-04 | Digestion instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021913707.9U CN212674591U (en) | 2020-09-04 | 2020-09-04 | Digestion instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212674591U true CN212674591U (en) | 2021-03-09 |
Family
ID=74823910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021913707.9U Active CN212674591U (en) | 2020-09-04 | 2020-09-04 | Digestion instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212674591U (en) |
-
2020
- 2020-09-04 CN CN202021913707.9U patent/CN212674591U/en active Active
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