CN212693691U - Experimental device for low-temperature derivatization - Google Patents
Experimental device for low-temperature derivatization Download PDFInfo
- Publication number
- CN212693691U CN212693691U CN202020735527.XU CN202020735527U CN212693691U CN 212693691 U CN212693691 U CN 212693691U CN 202020735527 U CN202020735527 U CN 202020735527U CN 212693691 U CN212693691 U CN 212693691U
- Authority
- CN
- China
- Prior art keywords
- base
- test tube
- low temperature
- cover plate
- shell
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
Abstract
The utility model discloses an experimental apparatus for be used for low temperature derivatization, include: the device comprises a shell, a base, a conduction rod, a cover plate and a pipe body; the base is fixedly connected to the upper part of the shell, test tube grooves are formed in the base, and the test tube grooves are uniformly distributed on the base; an oscillating motor and a refrigerator are arranged in the shell, the oscillating motor and the refrigerator are both electrically connected with a conduction rod, and the conduction rod penetrates through the top end of the base along the axis of the base; the base top can be dismantled with the apron and be connected, the apron side is equipped with the interface, the interface communicates with apron inside, the interface can be dismantled with the body and be connected. The utility model discloses can keep deriving the processing to the sample under invariable low temperature condition, shorten detection cycle, improve the reliability of experimental efficiency and experimental result.
Description
Technical Field
The utility model relates to a chemical experiment equipment technical field, concretely relates to an experimental apparatus for be used for low temperature derivatization.
Background
In the chemical analysis and detection process, the sample is required to be subjected to low-temperature pre-column derivatization treatment, a target compound in the sample is prepared into a proper derivative under the constant low-temperature condition, and then the target compound is separated and detected by chromatography.
At present, when most laboratories carry out low-temperature derivatization treatment on samples, sample test tubes are generally placed in a traditional shaking table, and a certain amount of freezing medium is added, for example, the low-temperature derivatization effect is achieved by cooling through an ice bag; because the derivatization time is longer, the freezing medium can be melted after a certain time, the constant low-temperature derivatization environment cannot be ensured, the structure of the freezing medium is loose and easy to slide, and the sample test tube is easy to incline, wet, spill and the like when placed on the freezing medium on the shaking table, thereby influencing the experimental result, prolonging the detection period and reducing the experimental efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an experimental apparatus for low temperature is derived can keep deriving the processing to the sample under invariable low temperature condition, has shortened detection cycle, has improved the reliability of experimental efficiency and experimental result.
In order to achieve the above object, the present invention provides an experimental apparatus for low temperature derivatization, which includes: the device comprises a shell, a base, a conduction rod, a cover plate and a pipe body; the base is fixedly connected to the upper part of the shell, test tube grooves are formed in the base, and the test tube grooves are uniformly distributed on the base; an oscillating motor and a refrigerator are arranged in the shell, the oscillating motor and the refrigerator are both electrically connected with a conduction rod, and the conduction rod penetrates through the top end of the base along the axis of the base; the base top can be dismantled with the apron and be connected, the apron side is equipped with the interface, the interface communicates with apron inside, the interface can be dismantled with the body and be connected.
Preferably, a temperature sensor and an oscillation rate sensor are arranged in the base, and a control panel is arranged on the shell; the control panel is electrically connected with the temperature sensor and the oscillation rate sensor inside the base; the control panel is electrically connected with the oscillating motor and the refrigerator in the shell.
Preferably, the cover plate is of a cavity structure.
Furthermore, the lower end face of the cover plate is provided with a test tube hole corresponding to the test tube groove on the base, and the lower end face of the cover plate is provided with a connecting groove matched with the conducting rod.
Furthermore, the test tube hole department of terminal surface all is equipped with corresponding rubber packing pad under the apron.
Preferably, the interface is made of stainless steel material.
Preferably, the front section of the pipe body is made of PVC materials, the rear section of the pipe body is made of stainless steel materials, and the rear section of the pipe body is communicated with the pressure reducing valve and the vacuum pump respectively.
Preferably, the bottom surface and the side surface of the base are provided with heat insulation layers.
Further, the heat insulation layers on the bottom surface and the side surfaces of the base are made of polystyrene materials.
Preferably, the length of the conduction rod penetrating through the base is smaller than the thickness of the cover plate; the depth of the test tube groove and the thickness of the cover plate are larger than the length of the test tube.
The utility model discloses following beneficial effect has:
1. the sample can be subjected to derivatization treatment under the condition of keeping constant low temperature;
2. the detection period is shortened;
3. the experimental efficiency is improved;
4. the reliability of the experimental result is improved.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the housing of the present invention;
in the figure: the test tube comprises a shell 1, a control panel 101, an oscillating motor 102, a refrigerator 103, a base 2, a test tube groove 201, a conduction rod 3, a cover plate 4, an interface 401, a tube body 5, a pressure reducing valve 6 and a vacuum pump 7.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings.
The utility model discloses an experimental apparatus for be used for low temperature derivatization includes: the device comprises a shell 1, a base 2, a conduction rod 3, a cover plate 4 and a pipe body 5; the base 2 is fixedly connected to the upper part of the shell 1, the base 2 is provided with test tube slots 201, and the test tube slots 201 are uniformly distributed on the base 2; an oscillating motor 102 and a refrigerator 103 are arranged inside the shell 1, the oscillating motor 102 and the refrigerator 103 are both electrically connected with a conducting rod 3, and the conducting rod 3 penetrates through the top end of the base 2 along the axis of the base 2; the top end of the base 2 is detachably connected with the cover plate 4, the side face of the cover plate 4 is provided with an interface 401, the interface 401 is communicated with the inside of the cover plate 4, and the interface 401 is detachably connected with the pipe body 5.
Preferably, a temperature sensor and an oscillation rate sensor are arranged in the base 2, and a control panel 101 is arranged on the shell 1; the control panel 101 is electrically connected with a temperature sensor and an oscillation rate sensor inside the base 2; the control panel 101 is electrically connected to an oscillation motor 102 and a refrigerator 103 inside the housing 1.
Preferably, the cover plate 4 is a cavity structure.
Furthermore, the lower end face of the cover plate 4 is provided with a test tube hole corresponding to the test tube groove 201 on the base 2, and the lower end face of the cover plate 4 is provided with a connecting groove matched with the conduction rod 3.
Furthermore, the test tube hole department of terminal surface all is equipped with corresponding rubber packing pad under the apron 4.
Preferably, the interface 401 is made of stainless steel.
Preferably, the front section of the pipe body 5 is made of a PVC material, the rear section of the pipe body 5 is made of a stainless steel material, and the rear section of the pipe body 5 is respectively communicated with the pressure reducing valve 6 and the vacuum pump 7.
Preferably, the bottom surface and the side surface of the base 2 are provided with heat insulation layers.
Further, the heat insulation layers on the bottom surface and the side surfaces of the base 2 are made of polystyrene materials.
Preferably, the length of the conductive rod 3 passing through the base 2 is less than the thickness of the cover plate 4; the depth of the test tube groove 201 and the thickness of the cover plate 4 are larger than the length of the test tube.
The specific implementation process comprises the following steps: putting a sample to be subjected to derivatization into a test tube, inserting the test tube into a test tube groove 201 of a base 2, covering a cover plate 4, wherein the cover plate 4 is of a cavity structure, an interface 401 on the side surface of the cover plate 4 is communicated with a tube body 5, and the tube body 5 is respectively communicated with a pressure reducing valve 6 and a vacuum pump 7, so that a closed cavity is formed among the test tube, the cover plate 4 and the tube body 5, opening the vacuum pump 7, adjusting the opening and closing degree of the pressure reducing valve 6, enabling the closed cavity formed among the test tube, the cover plate 4 and the tube body 5 to reach proper negative pressure, improving the motion degree of each chemical factor in the test tube, and further improving the; when no sample exists in the test tube groove 201, the rubber plug can be used for plugging the corresponding test tube hole on the cover plate 4, and when derivation is ensured, a closed cavity is formed among the test tube, the cover plate 4 and the tube body 5; the lower part of the conduction rod 3 is connected with the oscillating motor 102 and the refrigerator 103 in the shell 1, the refrigerator 103 can play a role of quickly cooling, the temperature is transmitted into the test tube groove 201 of the base 2 through the conduction rod 3, so that the temperature of a test tube inserted into the test tube groove 201 is reduced, the oscillating motor 102 drives the conduction rod 3 to realize a transverse oscillation effect on the base 2, and the full derivatization chemical reaction is ensured; a temperature sensor and an oscillation rate sensor are arranged in the base 2, the temperature in the base 2 is monitored through the temperature sensor, the oscillation rate sensor monitors the oscillation rate of the base 2 and displays data on a control panel 101, the control panel 101 is electrically connected with an oscillation motor 102 and a refrigerator 103, and the oscillation motor 102 and the refrigerator 103 are controlled through the control panel 101, so that the real-time temperature and the oscillation rate of the base 2 are controlled; 2 bottom surfaces and the side of base are equipped with the insulating layer, and the insulating layer is polystyrene material, can effectively guarantee 2 inside low temperature constancy of base to make whole derivatization process keep going on under invariable low temperature state, shortened detection cycle, improved the reliability of experimental efficiency and experimental result.
Of course, the present invention may have other embodiments, and those skilled in the art may make various corresponding changes and modifications according to the present invention without departing from the spirit and the essence of the present invention, and these corresponding changes and modifications should fall within the protection scope of the appended claims.
Claims (10)
1. An experimental apparatus for low temperature derivatization, comprising: the device comprises a shell (1), a base (2), a conduction rod (3), a cover plate (4) and a pipe body (5); the base (2) is fixedly connected to the upper part of the shell (1), the base (2) is provided with test tube grooves (201), and the test tube grooves (201) are uniformly distributed on the base (2); an oscillating motor (102) and a refrigerator (103) are arranged in the shell (1), the oscillating motor (102) and the refrigerator (103) are electrically connected with the conducting rod (3), and the conducting rod (3) penetrates through the top end of the base (2) along the axis of the base (2); the base (2) top can be dismantled with apron (4) and be connected, apron (4) side is equipped with interface (401), interface (401) and apron (4) inside intercommunication, interface (401) can be dismantled with body (5) and be connected.
2. An experimental set-up for low temperature derivatization according to claim 1, wherein: a temperature sensor and an oscillation rate sensor are arranged in the base (2), and a control panel (101) is arranged on the shell (1); the control panel (101) is electrically connected with a temperature sensor and an oscillation rate sensor inside the base (2); the control panel (101) is electrically connected with an oscillating motor (102) and a refrigerator (103) inside the shell (1).
3. An experimental set-up for low temperature derivatization according to claim 1, wherein: the cover plate (4) is of a cavity structure.
4. An experimental set-up for low temperature derivatization according to claim 1 or 3, characterized in that: the test tube testing device is characterized in that test tube holes corresponding to the test tube grooves (201) in the base (2) are formed in the lower end face of the cover plate (4), and connecting grooves matched with the conducting rods (3) are formed in the lower end face of the cover plate (4).
5. An experimental set-up for low temperature derivatization according to claim 4, wherein: the test tube hole department of terminal surface all is equipped with corresponding rubber packing pad under apron (4).
6. An experimental set-up for low temperature derivatization according to claim 1, wherein: the interface (401) is made of stainless steel materials.
7. An experimental set-up for low temperature derivatization according to claim 1, wherein: the front section of the pipe body (5) is made of PVC materials, the rear section of the pipe body is made of stainless steel materials, and the rear section of the pipe body (5) is communicated with the pressure reducing valve (6) and the vacuum pump (7) respectively.
8. An experimental set-up for low temperature derivatization according to claim 1, wherein: and heat insulation layers are arranged on the bottom surface and the side surface of the base (2).
9. An experimental set-up for low temperature derivatization according to claim 8, wherein: the heat insulation layers on the bottom surface and the side surface of the base (2) are made of polystyrene materials.
10. An experimental set-up for low temperature derivatization according to claim 1, wherein: the length of the conduction rod (3) penetrating through the base (2) is smaller than the thickness of the cover plate (4); the depth of the test tube groove (201) and the thickness of the cover plate (4) are greater than the length of the test tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020735527.XU CN212693691U (en) | 2020-05-07 | 2020-05-07 | Experimental device for low-temperature derivatization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020735527.XU CN212693691U (en) | 2020-05-07 | 2020-05-07 | Experimental device for low-temperature derivatization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212693691U true CN212693691U (en) | 2021-03-12 |
Family
ID=74886550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020735527.XU Active CN212693691U (en) | 2020-05-07 | 2020-05-07 | Experimental device for low-temperature derivatization |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212693691U (en) |
-
2020
- 2020-05-07 CN CN202020735527.XU patent/CN212693691U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2455713A1 (en) | DEVICE CONTAINING SORTING BODY AND MANUFACTURING METHOD THEREOF | |
| CN101598641B (en) | Device for collecting and testing gas generated in lithium ion battery | |
| CN212693691U (en) | Experimental device for low-temperature derivatization | |
| CN105136845B (en) | The transient state Hot-strip Method measurement apparatus and method of solid powder thermal conductivity factor | |
| CN109738701A (en) | A kind of conductivity measuring device and method | |
| CN108490165A (en) | Constant temperature patch-clamp cell record system | |
| CN103202286A (en) | Electronic program-controlled const-speed cooling and freezing device | |
| CN113267712A (en) | Device for testing discharge breakdown characteristic of insulating medium in low-temperature vacuum environment | |
| CN112666266A (en) | Device for testing adsorption performance of adsorbent under low-temperature high-vacuum condition | |
| CN111964981A (en) | Volatile gas-based detection device and use method thereof | |
| CN212758649U (en) | High-low temperature test box | |
| CN209559980U (en) | A kind of conductivity variations tester of freezing solution and melting process | |
| CN216778769U (en) | Heat transfer rate controllable device for performing bidirectional freezing casting on solution | |
| CN216926714U (en) | Independent column incubator for liquid chromatography | |
| CN109785724A (en) | A kind of hot pressing simulation system and method based on bellows reaction kettle | |
| CN201476992U (en) | Collection and detection device for gas generated inside lithium ion battery | |
| CN215945344U (en) | Endocrine censorship device for gynecologic endocrine | |
| CN210923540U (en) | Cooling device for testing freezing temperature of soil sample | |
| CN203181880U (en) | Constant-speed temperature-reducing and freezing device controlled by electronic program | |
| CN216484823U (en) | Chromatographic column heating device of portable chromatograph | |
| CN205091173U (en) | Volatile organic compounds sample gas condensation water trap | |
| CN105181431A (en) | Volatile organic compound gas trapping apparatus | |
| CN213239679U (en) | Be used for experimental low temperature freeze dryer of biological medicine | |
| CN115290690B (en) | High-low temperature experiment testing arrangement | |
| CN220405705U (en) | Test tube rack |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |