CN209264654U - A kind of multi-channel electronic cold-trap - Google Patents
A kind of multi-channel electronic cold-trap Download PDFInfo
- Publication number
- CN209264654U CN209264654U CN201822039763.3U CN201822039763U CN209264654U CN 209264654 U CN209264654 U CN 209264654U CN 201822039763 U CN201822039763 U CN 201822039763U CN 209264654 U CN209264654 U CN 209264654U
- Authority
- CN
- China
- Prior art keywords
- cold
- trap
- trap pipe
- installing component
- channel electronic
- 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
Abstract
The utility model discloses a kind of multi-channel electronic cold-traps comprising cold-trap pipe, cold-trap pipe installing component, refrigeration source, radiator and the temperature controller for controlling the heating temperature of heating element on each cold-trap pipe respectively of heating element are provided with more root canals；Moreover, cold-trap pipe installing component has multiple through-holes for being used to penetrate cold-trap pipe；The through-hole of cold-trap pipe installing component respectively penetrates a cold-trap pipe, and cold-trap pipe installing component is stretched out at the both ends of every cold-trap pipe；Refrigeration source is the stepped construction that muti-piece semiconductor chilling plate is constituted, and the cold end face of refrigeration source is in contact with cold-trap pipe installing component, and the hot end face of refrigeration source is in contact with radiator.Therefore, the utility model can install multiple cold-trap pipes on same refrigeration source and realize the temperature independent control of every cold pole pipe heating element, not only occupy little space, but also energy consumption is lower.
Description
Technical field
The utility model relates to technical field of refrigerating devices, in particular to a kind of multi-channel electronic cold-trap.
Background technique
The detector of gas chromatograph has certain detection range, when sample to be tested concentration is lower than detector minimum detectability
When be undetectable.Therefore, in air volatile organic matter and semi-volatile organic matter carry out analysis detection when, by
It is very low in its content, it needs that volatile organic matter in air and semi-volatile organic matter is concentrated, then desorbs sample introduction again
Detection.
Due under low-temperature condition, suction of the adsorbent to the volatile organic matter in air and semi-volatile organic matter that pass through
Very high efficiency is attached, the more inefficient temperature the higher, and representative temperature is -30 DEG C.And can make that adsorption tube is in low temperature can be with
Using refrigerants such as liquid nitrogen, liquid CO 2s, but inconvenience is stored and transports, and higher cost.Compared with refrigerant, use
The refrigerator (being called cold-trap) of semiconductor chilling plate refrigeration is a kind of easy to operate, at low cost and environmentally friendly best mode.
Such as Chinese patent CN103499662B discloses a kind of atmospheric volatile organic compounds sampling analysis device, low temperature
Cryotrap device is equipped in environmental cabinet, and the cryotrap device includes three cold-traps, each cold-trap is condensed by one respectively
The heater strip that pipe, a semiconductor chilling plate group and one are wrapped on condenser pipe is constituted, due to directly passing through semiconductor refrigerating
Technology realizes refrigeration, without refrigerant, has many advantages, such as convenient for installation and maintenance, at low cost and environmentally friendly but used cold
Trap be all it is single pass, within one device if necessary to multiple cold-trap channels, it is necessary to multiple single pass electronic colds be arranged
Trap not only will increase the volume of equipment in this way, also will increase the energy consumption of equipment.
Utility model content
The purpose of this utility model is that: it provides a kind of compact-sized, occupies little space and the lower multichannel electricity of energy consumption
Sub- cold-trap.
In order to realize above-mentioned purpose of utility model, the utility model provides following technical scheme:
A kind of multi-channel electronic cold-trap comprising cold-trap pipe, the installation of cold-trap pipe of heating element are provided with more root canals
Component, refrigeration source and radiator；Wherein,
The cold-trap pipe installing component has multiple for penetrating the through-hole of the cold-trap pipe；The cold-trap pipe installing component
Through-hole respectively penetrate the cold-trap pipe, and the cold-trap pipe installing component is stretched out at the both ends of the every cold-trap pipe；
The refrigeration source be muti-piece semiconductor chilling plate constitute stepped construction, and the cold end face of the refrigeration source with it is described
Cold-trap pipe installing component is in contact, and the hot end face of the refrigeration source is in contact with the radiator.
According to a kind of specific embodiment, in the multi-channel electronic cold-trap of the utility model, in the stepped construction
Every layer is made of one piece or muti-piece semiconductor chilling plate, and one layer of its area energy being in contact with the cold-trap pipe installing component
Enough project on all cold-trap pipes.
It is every in the stepped construction in the multi-channel electronic cold-trap of the utility model according to a kind of specific embodiment
One piece of heat-conducting plate is also set up between layer layer adjacent thereto, and the area of the heat-conducting plate is adapted with every layer of area.
According to a kind of specific embodiment, in the multi-channel electronic cold-trap of the utility model, one of the radiator
There is a boss, and the upper surface of the boss is in contact with the hot end face of the refrigeration source on end face.
Further, the multi-channel electronic cold-trap of the utility model further includes mounting rack and insulation shell；Wherein, the peace
It shelves and is mounted on the radiator on the end face of boss, after the insulation shell is in conjunction with the mounting rack, formation is used for
Accommodate the chamber of the refrigeration source and the cold-trap pipe installing component.
According to a kind of specific embodiment, in the multi-channel electronic cold-trap of the utility model, the insulation shell is by covering
Body and sidewall bodies are constituted, and the lid is detachably connected with the sidewall bodies, and the front side of the sidewall bodies and rear side are set respectively
It is equipped with the through-hole or through slot for being pierced by the cold-trap pipe.
According to a kind of specific embodiment, in the multi-channel electronic cold-trap of the utility model, the cold-trap pipe mounting portion
The diameter of the through-hole of part is greater than the outer diameter of the cold-trap pipe, and the through-hole or through slot of the front and rear sides setting of the sidewall bodies are for branch
The corresponding cold-trap pipe being pierced by is supportted, the through-hole wall for the cold-trap pipe installing component for keeping the cold-trap pipe corresponding has
Gap.
Further, the through-hole on the cold-trap pipe installing component is arranged side by side.
According to a kind of specific embodiment, in the multi-channel electronic cold-trap of the utility model, the heating element includes
Heating element and temperature-sensing element；Moreover, the temperature data that the temperature-sensing element is used to be detected is transferred to control
Molding block, the heating element is used for the control according to the control module, and is heated to corresponding temperature.
According to a kind of specific embodiment, in the multi-channel electronic cold-trap of the utility model, the radiator has more
A radiating fin being parallel to each other, and one end of the radiator is equipped with fan, for improving between the radiating fin
Air flowing.
Compared with prior art, the utility model has the beneficial effects that
The multi-channel electronic cold-trap of the utility model includes cold-trap pipe, the cold-trap pipe that heating element is provided with more root canals
Installing component, refrigeration source, radiator and the temperature control for controlling the heating temperature of heating element on each cold-trap pipe respectively
Device；Moreover, cold-trap pipe installing component has multiple through-holes for being used to penetrate cold-trap pipe；The through-hole of cold-trap pipe installing component is worn respectively
Enter a cold-trap pipe, and cold-trap pipe installing component is stretched out at the both ends of every cold-trap pipe；Refrigeration source is muti-piece semiconductor chilling plate
The stepped construction of composition, and the cold end face of refrigeration source is in contact with cold-trap pipe installing component, the hot end face of refrigeration source and radiator
It is in contact.Therefore, the utility model can install multiple cold-trap pipes on same refrigeration source and realize every cold pole pipe heating part
The temperature independent control of part, not only occupies little space, but also energy consumption is lower.
Detailed description of the invention:
Fig. 1 is the structural schematic diagram of the utility model multi-channel electronic cold-trap；
Fig. 2 is a kind of structural schematic diagram of embodiment of the utility model multi-channel electronic cold-trap；
Fig. 3 is the surface structure schematic diagram of the utility model multi-channel electronic cold-trap.
Specific embodiment
The utility model is described in further detail below with reference to test example and specific embodiment.But it should not be by this
The range for being interpreted as the above-mentioned theme of the utility model is only limitted to embodiment below, all to be realized based on the content of the present invention
Technology belongs to the scope of the utility model.
As shown in Figure 1, the multi-channel electronic cold-trap of the utility model includes be provided with heating element on pipe shaft first cold
Trap pipe 101 and the second cold-trap pipe 102, cold-trap pipe installing component 2, refrigeration source and radiator 4.
Moreover, there are two through-holes 201 and 202 for the tool of cold-trap pipe installing component 2, wherein through-hole 201 is for penetrating the first cold-trap
Pipe 101, through-hole 202 is for penetrating the second cold-trap pipe 102.After the through-hole of cold-trap pipe installing component 2 penetrates cold-trap pipe, the cold-trap
Cold-trap pipe installing component 2 is stretched out at the both ends of pipe.Specifically, the quantity and needs of the through-hole opened up on cold-trap pipe installing component 2
Cold-trap pipe quantity be adapted.
Refrigeration source is the stepped construction that four block semiconductor cooling pieces 301,302,303 and 304 are constituted, wherein semiconductor system
The first layer of cold 301,302 composition stepped construction, semiconductor chilling plate 303,304 constitute the second layer of stepped construction.Partly lead
The cold end face of body cooling piece 301,302 is in contact with cold-trap pipe installing component 2, the hot end face of semiconductor chilling plate 301,302 with
The upper surface of heat sink 7 contacts, the lower surface of heat sink 7 and the cold end face contact of semiconductor chilling plate 303,304, semiconductor system
Cold 303,304 hot end face is in contact with radiator 4.
Specifically, in the multi-channel electronic cold-trap of the utility model, since semiconductor chilling plate has limitation as defined in size,
Therefore the area that can freeze as needed, determines the quantity for the semiconductor chilling plate that every layer in stepped construction uses.Moreover, being
The refrigeration effect to cold-trap pipe is improved, at least makes one layer of area being in contact in stepped construction with cold-trap pipe installing component 2
All cold-trap pipes can be made to project on.Further, in order to improve to refrigerating efficiency, in stepped construction every layer of area from
One layer to be in contact with cold-trap pipe installing component 2 successively increases to one layer to be in contact with radiator 4.
In one embodiment, in the multi-channel electronic cold-trap of the utility model, have one on an end face of radiator 4
A boss, and realized using the upper surface of the boss and be in contact with the hot end face of refrigeration source, i.e., with semiconductor chilling plate 303,
304 hot end face is in contact.
In conjunction with Fig. 1 and 3, the multi-channel electronic cold-trap of the utility model further includes mounting rack 5 and insulation shell 9, installation
Frame 5 is mounted on radiator on the end face of boss, specifically, having screw hole on the end face, mounting rack 5 is equipped with corresponding peace
Hole is filled, mounting rack 5 is mounted on the end face by screw.After insulation shell 9 is combined with mounting rack 5, formed for accommodating system
The chamber of cold source and cold-trap pipe installing component 2.Specifically, the surrounding of insulation shell 9 is provided with mounting hole, mounting rack 5 is equipped with
Insulation shell 9 and mounting rack 5 are combined as a whole by corresponding screw hole by screw.
In the multi-channel electronic cold-trap of the utility model, semiconductor chilling plate 301,302,303 and 304 in refrigeration source
Supply lines is pierced by insulation shell 9.Moreover, insulation shell 9 is all made of heat preserving and insulating material composition, extraneous heat is avoided to be radiated
In the chamber that insulation shell 9 and mounting rack 5 are formed, the refrigerating efficiency of refrigeration source is reduced.In addition, in order to avoid radiator is with convex
The end face of platform has heat to be radiated in the chamber that insulation shell 9 and mounting rack 5 are formed, and sets on the end face that radiator has boss
Set thermal insulation board.
Further, insulation shell 9 is made of lid and sidewall bodies, and lid is detachably connected with sidewall bodies, and sidewall bodies
Front side and rear side be separately provided for being pierced by the through-hole or through slot of cold-trap pipe.
Moreover, in the multi-channel electronic cold-trap of the utility model, the diameter of the through-hole 201,202 of cold-trap pipe installing component
Greater than the outer diameter of the first cold-trap pipe 101 and the second cold-trap pipe 102, moreover, what the front and rear sides of the sidewall bodies of insulation shell 9 were arranged
Through-hole or through slot are used to support the corresponding cold-trap pipe being pierced by, in the through-hole for the cold-trap pipe installing component 2 for keeping cold-trap pipe corresponding
Wall has gap.On the one hand since the heating element on cold-trap pipe pipe shaft is with electric device, so need to keep gap to realize
With the insulation of cold-trap pipe installing component 2, the heating of cold-trap pipe on the other hand can also be reduced by fill insulant in gap
Component passes to the heat of cold-trap pipe installing component 2 at work, to reduce refrigeration source to the refrigerating efficiency of other cold-trap pipes.
Simultaneously, it is contemplated that the refrigerating efficiency of cold-trap pipe, the through-hole on cold-trap pipe installing component is arranged side by side.Moreover, this
In the multi-channel electronic cold-trap of utility model, the heating element being arranged on cold-trap pipe pipe shaft includes heating element and temperature sensing member
Part, moreover, the data line of the supply lines of heating element and temperature-sensing element is pierced by insulation shell 9 in heating element,
Meanwhile temperature data of the temperature-sensing element for being detected is transferred to the control module outside insulation shell 9, heating unit
Part is used for the control according to the control module, and is heated to corresponding temperature.
In the multi-channel electronic cold-trap of the utility model, in order to improve the heat dissipation effect of radiator, radiator has multiple
The radiating fin being parallel to each other, moreover, as shown in connection with fig. 2, fan 8 is equipped in one end of radiator, for improving radiating fin
Air flowing between piece.
Claims (10)
1. a kind of multi-channel electronic cold-trap, which is characterized in that cold-trap pipe, cold-trap including being provided with heating element with more root canals
Pipe installing component, refrigeration source and radiator；Wherein,
The cold-trap pipe installing component has multiple for penetrating the through-hole of the cold-trap pipe；The cold-trap pipe installing component leads to
Hole respectively penetrates the cold-trap pipe, and the cold-trap pipe installing component is stretched out at the both ends of the every cold-trap pipe；
The stepped construction that the refrigeration source is constituted for muti-piece semiconductor chilling plate, and the cold end face of the refrigeration source and the cold-trap
Pipe installing component is in contact, and the hot end face of the refrigeration source is in contact with the radiator.
2. multi-channel electronic cold-trap as described in claim 1, which is characterized in that every layer in the stepped construction by one piece or
Person's muti-piece semiconductor chilling plate is constituted, and one layer of its area being in contact with the cold-trap pipe installing component can make all cold-traps
Pipe projects on.
3. multi-channel electronic cold-trap as claimed in claim 1 or 2, which is characterized in that in the stepped construction every layer with its phase
One piece of heat-conducting plate is also set up between adjacent bed, and the area of the heat-conducting plate is adapted with every layer of area.
4. multi-channel electronic cold-trap as described in claim 1, which is characterized in that have one on an end face of the radiator
Boss, and the upper surface of the boss is in contact with the hot end face of the refrigeration source.
5. multi-channel electronic cold-trap as claimed in claim 4, which is characterized in that further include mounting rack and insulation shell；Wherein,
The mounting rack, which is mounted on the radiator, to be had on the end face of boss, after the insulation shell is in conjunction with the mounting rack, shape
At the chamber for accommodating the refrigeration source and the cold-trap pipe installing component.
6. multi-channel electronic cold-trap as claimed in claim 5, which is characterized in that the insulation shell is by lid and sidewall bodies structure
At the lid is detachably connected with the sidewall bodies, and the front side of the sidewall bodies and rear side are separately provided for being pierced by
The through-hole or through slot of the cold-trap pipe.
7. multi-channel electronic cold-trap as claimed in claim 6, which is characterized in that the through-hole of the cold-trap pipe installing component it is straight
Diameter be greater than the cold-trap pipe outer diameter, the sidewall bodies front and rear sides setting through-hole or through slot be used to support be pierced by it is corresponding
The through-hole wall of the cold-trap pipe, the cold-trap pipe installing component for keeping the cold-trap pipe corresponding has gap.
8. such as the described in any item multi-channel electronic cold-traps of claim 4~7, which is characterized in that the cold-trap pipe installing component
On through-hole be arranged side by side.
9. multi-channel electronic cold-trap as described in claim 1, which is characterized in that the heating element includes heating element and temperature
Spend sensing element；Moreover, the temperature data that the temperature-sensing element is used to be detected is transferred to control module, it is described to add
Thermal element is used for the control according to the control module, and is heated to corresponding temperature.
10. multi-channel electronic cold-trap as described in claim 1, which is characterized in that the radiator has multiple be parallel to each other
Radiating fin, and one end of the radiator is equipped with fan, for improving the flowing of the air between the radiating fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822039763.3U CN209264654U (en) | 2018-12-05 | 2018-12-05 | A kind of multi-channel electronic cold-trap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822039763.3U CN209264654U (en) | 2018-12-05 | 2018-12-05 | A kind of multi-channel electronic cold-trap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209264654U true CN209264654U (en) | 2019-08-16 |
Family
ID=67562271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822039763.3U Active CN209264654U (en) | 2018-12-05 | 2018-12-05 | A kind of multi-channel electronic cold-trap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209264654U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459520A (en) * | 2018-12-05 | 2019-03-12 | 成都科林分析技术有限公司 | A kind of multi-channel electronic cold-trap |
-
2018
- 2018-12-05 CN CN201822039763.3U patent/CN209264654U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109459520A (en) * | 2018-12-05 | 2019-03-12 | 成都科林分析技术有限公司 | A kind of multi-channel electronic cold-trap |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105588958B (en) | A kind of quick multifunctional electronic component temperature characteristic measuring instrument and test cavity | |
| CN206832722U (en) | A kind of flat-plate heat pipe testing device for heat transferring performance of tilt adjustable | |
| CN206546349U (en) | A kind of low concentration VOCs is enriched with resolver | |
| CN109662360A (en) | A kind of isothermic garment for heating and freezing using power supply | |
| CN209264654U (en) | A kind of multi-channel electronic cold-trap | |
| CN104613708A (en) | Overall refrigerating unit of refrigerator | |
| CN210474066U (en) | Test-tube rack with heat preservation function | |
| CN105352241A (en) | Distribution cabinet | |
| CN101106894A (en) | Heat dispersion structure for RF power amplifier circuit | |
| CN109459520A (en) | A kind of multi-channel electronic cold-trap | |
| CN111366806A (en) | Adjustable constant temperature low temperature test equipment of components and parts | |
| CN205156476U (en) | Distribution cabinet | |
| CN2898901Y (en) | Temperature adjuster of physical chemical experimental system | |
| US20140151014A1 (en) | System and method for regulating temperature of electronic component | |
| CN203375605U (en) | Frostless semiconductor dehumidifier | |
| CN104344641B (en) | Semiconductor cooling refrigerator and hot-end heat exchange device for same | |
| CN206002469U (en) | Section bar heat transfer property detects exhibiting device | |
| CN205449640U (en) | Heat of adsorption desorption device | |
| CN212207227U (en) | Ion chromatography heating and heat preservation device | |
| CN204141922U (en) | Avoid evaporating the refrigerator of device frosting | |
| CN203249887U (en) | Electronic refrigeration-type hollow glass dew point test instrument | |
| CN208596140U (en) | It is a kind of for gas-chromatography transmission line without heat source temperature regulating device | |
| CN207502267U (en) | The in-vitro diagnosis equipment of reagent refrigerating device and the application reagent refrigerating device | |
| CN204390064U (en) | The attemperating unit of energy-dispersion X-ray fluorescence spectrometer | |
| CN205157265U (en) | Atmospheric sampling ware constant temperature equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |