CN216899879U - Gravity induction type electric heating digestion instrument - Google Patents
Gravity induction type electric heating digestion instrument Download PDFInfo
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- CN216899879U CN216899879U CN202220351100.9U CN202220351100U CN216899879U CN 216899879 U CN216899879 U CN 216899879U CN 202220351100 U CN202220351100 U CN 202220351100U CN 216899879 U CN216899879 U CN 216899879U
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- digestion
- gravity
- digestion instrument
- heater
- induction type
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E50/00—Technologies for the production of fuel of non-fossil origin
- Y02E50/30—Fuel from waste, e.g. synthetic alcohol or diesel
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- General Induction Heating (AREA)
Abstract
The utility model provides a gravity induction type electric heating digestion instrument, wherein a plurality of digestion holes are arranged in a digestion instrument main body, heating bodies connected with a heater are arranged below the digestion holes, gravity induction control devices in one-to-one correspondence with the digestion holes are arranged below the heating bodies, each gravity induction control device comprises a moving contact, a fixed contact and an elastic device, the moving contacts are connected with the heater and positioned above the fixed contacts, the fixed contacts are connected with the digestion instrument main body, the moving contacts and the fixed contacts are conductors, the elastic devices are connected with the moving contacts and used for driving the moving contacts to move, and the moving contacts and the fixed contacts are in contact when being subjected to gravity induction and communicated with a heating circuit to heat a digestion tube. Compared with the existing digestion instrument, the gravity sensing type electric heating digestion instrument has the advantages that the energy consumption can be greatly saved through simple operation, the automation of gravity sensing control is higher, and the gravity sensing type electric heating digestion instrument is more accurate compared with manual control.
Description
Technical Field
The utility model relates to a digestion instrument, in particular to a gravity induction type electric heating digestion instrument, and belongs to the technical field of experimental equipment.
Background
The digestion instrument is a common sample pretreatment device, and is suitable for industries such as food, medicine, agriculture, forestry, environmental protection, chemical industry, biochemistry and the like, and institutions of higher learning and scientific research. The device is widely applied to pretreatment work of nitrogenous organic matters and other digestible substances, and is especially matched pretreatment equipment necessary for a Kjeldahl nitrogen instrument.
The electric heating digestion instrument has the advantages of rapid digestion, high efficiency, convenience and the like, the digestion instrument mostly adopts a three-dimensional surrounding heating mode, all parts of a sample are heated uniformly, and heat loss can be effectively prevented. The laboratory can prefer the digestion instrument with more heating holes when being equipped with the equipment, so as to meet the requirement of carrying out pretreatment of multiple batches of samples simultaneously and improve the working efficiency. But under the condition of less sample amount, all digestion holes are heated simultaneously, so that energy consumption waste and low heat utilization rate are caused, and the service life of an instrument is shortened. In order to overcome the above drawbacks, a digestion instrument with simple operation and low energy consumption is urgently needed to improve digestion efficiency and achieve energy-saving effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a gravity induction type electric heating digestion instrument which can meet the requirement of simultaneously heating a plurality of samples, can realize independent heating and save energy consumption.
In order to achieve the purpose, the utility model is realized by the following technical scheme:
a gravity induction type electric heating digestion instrument comprises a digestion instrument main body and a base, wherein a heater is arranged in the digestion instrument main body, a plurality of digestion holes are formed in the digestion instrument main body, heating bodies connected with the heater are arranged below the digestion holes, and gravity induction control devices in one-to-one correspondence to the digestion holes are arranged below the heating bodies;
the gravity sensing control device comprises a moving contact, a fixed contact and an elastic device, wherein the moving contact is connected with the heater and positioned above the fixed contact, the fixed contact is connected with the digestion instrument main body, the moving contact and the fixed contact are both conductors, and the elastic device is connected with the moving contact and used for driving the moving contact to move.
Preferably, the heater is positioned at the lower part of the heating body, and a heat insulation layer is arranged around the heater and between the heater and the gravity sensing control device.
Preferably, heat-insulating materials are filled between the heating bodies.
Preferably, digestion pipe rack clamping grooves are formed in the periphery of the digestion holes.
Preferably, the digestion well has 6 to 24.
Preferably, the digestion instrument main body further comprises a temperature controller, and the temperature control range of the temperature controller is 20-550 ℃.
Preferably, the inner surface of the digestion hole is made of strong acid and strong alkali resistant plastic.
Preferably, the heating body is made of cast aluminum alloy, ceramic or graphite.
Preferably, the surface of the digestion instrument main body is coated with an anti-corrosion coating.
Preferably, the base is a four-corner base and is made of corrosion-resistant gel.
The utility model has the advantages that: through gravity induction control, the moving contact with the digestion tube is lowered and connected with the fixed contact, so that the internal circuit of the electric heating digestion instrument is communicated, and the heater starts to heat the digestion tube; the digestion hole without the digestion tube is placed or after digestion is completed, the digestion tube leaves the digestion hole, gravity action cannot be generated, the movable contact is separated from the fixed contact, heating is stopped, and therefore selective control and closing of an internal circuit are achieved. Compared with the existing digestion instrument, the gravity induction type electric heating digestion instrument has the advantages that the energy consumption can be greatly saved through simple operation, the automation of gravity induction control is higher, and the gravity induction type electric heating digestion instrument is more accurate in comparison with manual control.
Drawings
FIG. 1 is a schematic external view of the present invention;
FIG. 2 is a schematic diagram of the internal structure of the present invention;
the digestion instrument comprises a digestion instrument main body 1, a temperature controller 2, a switch 3, a base 4, a heater 5, a heat insulation layer 6, a heating body 7, a heat insulation material 8, a digestion hole 9, a gravity sensing control device 10, a moving contact 11, a fixed contact 12, a spring 13 and a digestion tube rack clamping groove 14.
Detailed Description
In the following, the technical solutions in the embodiments of the present invention will be clearly and completely described with reference to the drawings in the embodiments of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the indicated devices or elements must have specific orientations.
The utility model provides an appearance is cleared up to gravity-feed induction formula electricity heat as shown in figure 1, clears up appearance main part 1 including clearing up, clears up the bottom of appearance main part 1 and is equipped with four corrosion-resistant gel bases 4 and fixes, clears up appearance main part 1 and is equipped with temperature controller 2, switch 3 that are used for control heating temperature. Digestion instrument main part 1 is interior still to be provided with 6-24 and to clear up hole 9, clears up the hole below and is equipped with a plurality of heating members 7, and the space between the heating member 7 and between the hole 9 is filled by high-efficient heat preservation insulating material 8, and 8 skin of heat preservation insulating material have all around a digestion tube rack draw-in groove 14.
The gravity induction type electric heating digestion instrument has the internal structure as shown in figure 2, the heater 5 with controllable temperature is arranged at the lower part of the digestion instrument main body 1, the heat insulation layer 6 is arranged at the periphery and below the heater 5, and the plurality of heating bodies 7 made of cast aluminum alloy, ceramic or graphite materials are arranged above the heater 5. Gravity induction control devices 10 corresponding to the digestion holes one by one are arranged below the heat insulation layer 6 below the heater 5.
A plurality of digestion holes 9 are formed in the digestion instrument main body 1, heating bodies connected with heaters are arranged below the digestion holes 9, and gravity sensing control devices 10 of 6-24 corresponding to the digestion holes one by one are arranged below the heating bodies; the upper end of the gravity sensing control device 10 is a moving contact 11, the lower end of the gravity sensing control device is a fixed contact 12, elastic springs 13 which drive the moving contact 11 to move downwards are arranged on two sides of the moving contact, the moving contact 11 is connected with an upper heat insulation layer 6, the fixed contact 12 is fixedly connected with the bottom surface of the digestion instrument main body 1, the moving contact 11 can be contacted with the fixed contact 12 after moving downwards, the two are conductors, a heating circuit can be communicated, and the heater heats corresponding digestion holes through a heating body.
The working principle of the utility model is as follows: when the gravity induction type electric heating digestion instrument is used, firstly, a digestion tube is placed at a digestion tube rack of a digestion tube rack clamping groove 14, digestion temperature and digestion time are set through a temperature controller 2, and a power switch of the digestion instrument is turned on. After the digestion tube is placed at the digestion hole 9, the gravity sensing control device 10 is in a pressed state, the moving contact 11 at the upper end descends under the action of gravity and is connected with the fixed contact 12, so that the circuit inside the digestion instrument is communicated, and the heater 5 starts to heat the digestion tube; the gravity sensing control device 10 below the digestion hole 9 without the digestion tube is not pressed, and the circuit is not communicated; after digestion is finished, the digestion tube is taken out from the digestion tube rack clamping groove 14, the gravity sensing control device 10 is in a pressure release state, the movable contact 11 is not influenced by gravity, and moves upwards under the action of the spring 13 to be separated from the fixed contact 12, so that the circuit is disconnected, the heater stops heating, and the closing and the opening of the internal circuit are controlled through gravity sensing.
Finally, it should be noted that the above mentioned embodiments are only preferred embodiments of the present invention, and not intended to limit the present invention, and it will be obvious to those skilled in the art that modifications may be made to the technical solutions described in the above mentioned embodiments, or equivalent substitutions may be made to some technical features, and any modifications, equivalents, improvements, etc. may be included in the protection scope of the present invention.
Claims (10)
1. A gravity induction type electric heating digestion instrument comprises a digestion instrument main body and a base, wherein a heater is arranged in the digestion instrument main body;
the gravity sensing control device comprises a moving contact, a fixed contact and an elastic device, wherein the moving contact is connected with the heater and positioned above the fixed contact, the fixed contact is connected with the digestion instrument main body, the moving contact and the fixed contact are both conductors, and the elastic device is connected with the moving contact and used for driving the moving contact to move.
2. The gravity-sensing electrothermal digestion instrument according to claim 1, wherein the heater is located at the lower part of the heating body, and a heat insulation layer is arranged around the heater and between the heater and the gravity-sensing control device.
3. The gravity induction type electrothermal digestion instrument according to claim 1, wherein a heat insulating material is filled between the heating bodies.
4. The gravity induction type electrothermal digestion instrument according to claim 1, wherein digestion holes are provided with digestion tube rack clamping grooves around.
5. The gravity-sensing electrothermal digestion apparatus according to claim 1, wherein the digestion wells have 6-24.
6. The gravity-induction electrothermal digestion instrument according to claim 1, wherein the digestion instrument main body further comprises a temperature controller, and the temperature controller controls the temperature in the range of 20-550 ℃.
7. The gravity induction type electrothermal digestion instrument according to claim 1, wherein the inner surface of the digestion hole is made of strong acid and strong alkali resistant plastic.
8. The gravity induction type electrothermal digestion instrument according to claim 1, wherein the heating body is made of cast aluminum alloy, ceramic or graphite.
9. The gravity-sensing electrothermal digestion apparatus according to claim 1, wherein the digestion apparatus body surface is coated with an anti-corrosion coating.
10. The gravity induction type electrothermal digestion instrument according to claim 1, wherein the base is a quadrangular base made of corrosion-resistant gel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220351100.9U CN216899879U (en) | 2022-02-22 | 2022-02-22 | Gravity induction type electric heating digestion instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220351100.9U CN216899879U (en) | 2022-02-22 | 2022-02-22 | Gravity induction type electric heating digestion instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216899879U true CN216899879U (en) | 2022-07-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220351100.9U Active CN216899879U (en) | 2022-02-22 | 2022-02-22 | Gravity induction type electric heating digestion instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216899879U (en) |
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2022
- 2022-02-22 CN CN202220351100.9U patent/CN216899879U/en active Active
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