CN221069351U - Environmental monitoring sample preservation device - Google Patents
Environmental monitoring sample preservation device Download PDFInfo
- Publication number
- CN221069351U CN221069351U CN202322999227.9U CN202322999227U CN221069351U CN 221069351 U CN221069351 U CN 221069351U CN 202322999227 U CN202322999227 U CN 202322999227U CN 221069351 U CN221069351 U CN 221069351U
- Authority
- CN
- China
- Prior art keywords
- liquid cooling
- inner barrel
- liquid
- barrel
- semiconductor refrigerator
- 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
- 238000012544 monitoring process Methods 0.000 title claims abstract description 21
- 230000007613 environmental effect Effects 0.000 title claims abstract description 18
- 238000004321 preservation Methods 0.000 title claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 83
- 238000001816 cooling Methods 0.000 claims abstract description 53
- 239000004065 semiconductor Substances 0.000 claims abstract description 44
- 239000002826 coolant Substances 0.000 claims abstract description 37
- 239000012774 insulation material Substances 0.000 claims abstract description 7
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 claims description 15
- 230000005855 radiation Effects 0.000 claims description 9
- 230000017525 heat dissipation Effects 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 239000011810 insulating material Substances 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 239000000741 silica gel Substances 0.000 description 2
- 229910002027 silica gel Inorganic materials 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 101150114468 TUB1 gene Proteins 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000275 quality assurance Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
Landscapes
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The utility model discloses an environment monitoring sample preservation device, which comprises an inner barrel, an outer barrel and a cover plate, wherein the inner barrel is of a cylindrical structure with an opening at the upper part, a liquid cooling sleeve is arranged on the outer wall of the inner barrel, the liquid cooling sleeve is spirally arranged on the outer side of the inner barrel, a semiconductor refrigerator is arranged on the liquid cooling sleeve, the cold end of the semiconductor refrigerator is connected with the liquid cooling sleeve, a circulating liquid pipe is connected between the upper end and the lower end of the liquid cooling sleeve, and a circulating pump is arranged on the circulating liquid pipe; the outer barrel is coated on the outer side of the inner barrel, a heat insulation material is filled between the outer barrel and the inner barrel, a heat dissipation port is formed in the side face of the outer barrel, and the hot end of the semiconductor refrigerator is arranged at the heat dissipation port; the cover plate is detachably arranged at the top of the outer barrel through a fastener, and the cover plate is filled with heat-insulating materials; the bottom of the device is provided with a power supply and a temperature control device. The semiconductor refrigerator is arranged on the liquid cooling jacket outside the inner barrel, and the liquid cooling agent circulating pump is utilized to drive the liquid cooling agent in the liquid cooling jacket to circularly flow, so that the uniform cooling of the whole inner barrel is realized, the sample preservation temperature is controlled, the stability of a substance to be detected is improved, the accuracy of an analysis result of an environmental monitoring sample is improved, and the environmental detection quality is ensured.
Description
Technical Field
The utility model relates to the technical field of environmental monitoring, in particular to an environmental monitoring sample preservation device.
Background
The purpose of environmental monitoring is to accurately, timely and comprehensively reflect the current situation and development trend of the ecological environment, and provide scientific basis for environmental management, pollution source control, environmental planning and the like. Environmental monitoring quality assurance should be implemented in all aspects affecting the accuracy of environmental monitoring data, and preservation of samples is one of the important aspects.
During environmental monitoring, soil, water and air are required to be sampled, however, samples cannot be transferred to a laboratory for analysis in time when the samples are collected in the wild, and in order to avoid physical, chemical or biological changes of components to be detected in the collected samples, the accuracy of monitoring results is influenced, and the samples are required to be stored at low temperature (generally below 4 ℃). The patent with the publication number of CN211944540U discloses a portable field sample fresh-keeping device, and the sample is refrigerated by placing a refrigerant. However, the refrigerating time of the refrigerant is limited, and the temperature cannot be adjusted in real time for a long time, so that the long-term stability of the sample preservation condition cannot be ensured.
Based on the technical problems, the inventor provides an environment monitoring sample storage device.
Disclosure of utility model
The utility model aims to provide an environment monitoring sample storage device, which solves the technical problems in the background art, and the utility model is realized by the following technical scheme:
The environment monitoring sample preservation device comprises an inner barrel, an outer barrel and a cover plate, wherein the inner barrel is of a cylindrical structure with an opening at the upper part, a liquid cooling sleeve is arranged on the outer wall of the inner barrel, the liquid cooling sleeve is spirally arranged on the outer side of the inner barrel, a semiconductor refrigerator is arranged on the liquid cooling sleeve, the cold end of the semiconductor refrigerator is connected with the liquid cooling sleeve, a liquid cooling agent circulating pipe is connected between the upper end and the lower end of the liquid cooling sleeve, and a liquid cooling agent circulating pump is arranged on the liquid cooling agent circulating pipe; the outer barrel is coated on the outer side of the inner barrel, a heat insulation material is filled between the outer barrel and the inner barrel, a heat dissipation port is formed in the side face of the outer barrel, and the hot end of the semiconductor refrigerator is positioned at the heat dissipation port; the cover plate is detachably arranged at the top of the outer barrel through a fastener, and heat preservation materials are filled in the cover plate.
Further, a control switch is arranged on the side face of the outer barrel, a cavity is formed in the bottom of the outer barrel, a storage battery and a controller are installed in the cavity, the storage battery is electrically connected with the controller, and the control switch, the semiconductor refrigerator and the liquid coolant circulating pump are electrically connected with the controller.
Further, the semiconductor refrigerator comprises a connecting seat, a semiconductor refrigerating piece, a cold end fin, a hot end fin and a cooling fan, wherein the connecting seat is provided with a mounting groove profiled with the semiconductor refrigerating piece, the semiconductor refrigerating piece is fixed in the mounting groove, the cold end fin and the hot end fin are respectively arranged on two sides of the connecting seat, the cold end fin and the hot end fin are attached to the semiconductor refrigerating piece, and the cooling fan is connected with the hot end fin.
Further, the cold end fins extend into the liquid cooling jacket, and the cold end fins are parallel to the direction of the liquid cooling jacket.
Further, a temperature sensor is installed on the inner side of the inner barrel, and the temperature sensor is electrically connected with the controller.
Further, the liquid coolant circulating pump comprises a shell, the shell is of a cylindrical structure, a liquid inlet and a liquid outlet are respectively formed in two ends of the shell, a motor is installed in the shell, the motor and the shell are coaxially arranged, a gap is reserved between the outer wall of the motor and the inner wall of the shell, and an impeller is fixed at the output end of the motor.
The technical scheme provided by the embodiment of the application has at least the following technical effects or advantages:
1. the semiconductor refrigerator is arranged on the liquid cooling jacket outside the inner barrel, and the liquid circulating pump is utilized to drive the liquid in the liquid cooling jacket to circularly flow, so that the uniform cooling of the whole inner barrel is realized, the refrigerating time of the sample storage device is prolonged, and the detection quality is ensured;
2. the temperature sensor is arranged in the inner barrel, and the temperature of the inner barrel is regulated by the controller, so that the quality of sample preservation is improved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model.
FIG. 1 is a schematic view of an embodiment of the present application;
FIG. 2 is a cross-sectional view of an embodiment of the present application;
FIG. 3 is a schematic diagram of a semiconductor refrigerator according to an embodiment of the present application;
FIG. 4 is a schematic diagram of a liquid coolant circulation pump according to an embodiment of the present application;
Fig. 5 is a schematic view of the inner barrel structure according to an embodiment of the present application.
The symbols in the drawings are: 1. an inner barrel; 11. a liquid cooling jacket; 111. a deflector; 112. a cooling port; 12. a liquid coolant circulation pipe; 13. a boss; 14. a support tube; 2. an outer tub; 21. a cavity; 22. a heat radiation port; 23. a storage battery; 24. a controller; 3. a cover plate; 31. a handle; 32. a fastener; 4. a semiconductor refrigerator; 41. a connecting seat; 42. a semiconductor refrigeration sheet; 43. a cold end fin; 44. a hot end fin; 45. a heat radiation fan; 5. a liquid coolant circulation pump; 51. a housing; 52. a motor; 53. a hollow tube; 54. an impeller.
Detailed Description
In order that the manner in which the above recited features of the present utility model can be better understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The environment monitoring sample preservation device shown in fig. 1-5 comprises an inner barrel 1, an outer barrel 2 and a cover plate 3 which are sleeved on the outer side of the inner barrel 1, a liquid cooling sleeve 11 is sleeved on the outer wall of the inner barrel 1, a liquid cooling agent circulating pipe 12 is connected between the upper end and the lower end of the liquid cooling sleeve 11, and a liquid cooling agent circulating pump 5 is fixed in the middle of the liquid cooling agent circulating pipe 12. The liquid cooling jacket 11 is provided with a semiconductor refrigerator 4, the cold end of the semiconductor refrigerator 4 is connected with the liquid cooling jacket 11, and the hot end of the semiconductor refrigerator 4 extends out of the outer barrel 2. The cover plate 3 is of a disc-shaped structure filled with heat insulation materials, a handle 31 is fixed in the center of the top of the cover plate 3, and the cover plate 3 is detachably connected with the outer barrel 2 through three fasteners 32. When in use, the semiconductor refrigerator 4 cools the propylene glycol in the liquid cooling sleeve 11, and the liquid cooling agent propylene glycol circularly flows along the outer wall of the inner barrel 1 through the liquid cooling agent circulating pump 5, so that the uniform cooling in the inner barrel 1 is realized.
As shown in fig. 2, 4 and 5, the inner barrel 1 is of a cylindrical structure with an opening at the upper part made of stainless steel, a plurality of layers of bosses 13 are welded and fixed on the inner wall of the inner barrel 1, and the spaces in the inner barrel 1 can be divided into a plurality of layers by placing pore plates on the bosses 13, so that different samples can be conveniently classified. The outer wall of the inner barrel 1 is welded and fixed with a stainless steel liquid cooling sleeve 11, and a spiral guide plate 111 is welded between the inner wall of the liquid cooling sleeve 11 and the outer wall of the inner barrel 1. A liquid cooling agent circulating pipe 12 is connected between the upper end and the lower end of the liquid cooling jacket 11, and a liquid cooling agent circulating pump 5 is arranged on the liquid cooling agent circulating pipe 12. The liquid coolant circulating pump 5 drives the liquid coolant propylene glycol in the liquid cooling jacket 11 to circularly flow along the outer wall of the inner barrel 1.
As shown in fig. 4, the liquid coolant circulation pump 5 includes a cylindrical casing 51, the upper end of the casing 51 is a liquid outlet, the lower end of the casing 51 is a liquid inlet, a motor 52 is installed in the casing 51, the side surface of the motor 52 is fixedly connected with the inner wall of the casing 51 through three hollow pipes 53, so that the motor 52 and the casing 51 are coaxially arranged, a gap is reserved between the outer wall of the motor 52 and the inner wall of the casing 51, and an impeller 54 is fixed at the output end of the motor 52. Wherein, the motor 52 is waterproof, when the motor 52 drives the impeller 54 to rotate, the liquid cooling agent is pushed from bottom to top, so that the liquid cooling agent circularly flows along the liquid cooling sleeve 11. The liquid coolant circulating pump 5 can be ZL38-20 aquarium fountain water pump produced by Dongguan Zhong pump industry, science and technology. The arrangement of the circulating pump 5 does not need to reserve a cooling space, so that the design difficulty is reduced.
As shown in fig. 2 and 5, two supporting tubes 14 identical to the liquid-cooling agent circulating tube 12 are welded on the inner barrel 1, and the liquid-cooling agent circulating tube 12 and the two supporting tubes 14 are uniformly arranged along the circumferential direction of the inner barrel 1, so that the inner barrel 1 and the outer barrel 2 are supported and isolated. A heat insulation material is filled between the inner barrel 1 and the outer barrel 2. Preferably, the heat insulation material is polyurethane foam.
As shown in fig. 2, 3 and 5, the side surface of the liquid cooling jacket 11 is provided with a semiconductor refrigerator 4, which comprises a connecting seat 41, a semiconductor refrigerating plate 42, a cold end fin 43, a hot end fin 44 and a heat radiation fan 45. The center of the connecting seat 41 is provided with a mounting groove penetrating through two sides of the connecting seat 41, the mounting groove is profiled with the semiconductor refrigerating piece 42, the semiconductor refrigerating piece 42 is fixed in the mounting groove, the cold end fin 43 is fixed on the right side of the connecting seat 41, and heat-conducting silica gel is coated between the cold end fin 43 and the semiconductor refrigerating piece 42; the hot end fin 44 is mounted on the left side of the connecting seat 41, heat conducting silica gel is coated between the hot end fin 44 and the semiconductor refrigerating sheet 42, and the heat radiating fan 45 is mounted on the left side of the hot end fin 44. The outer wall of the liquid cooling jacket 11 is provided with a cooling port 112, the cold end fins 43 of the semiconductor refrigerator 4 extend into the liquid cooling jacket 11 through the cooling port 112, the cold end fins 43 and the cooling port 112 are arranged in a sealing manner, and the cold end fins 43 and the liquid cooling jacket 11 are arranged in parallel. The cold end fins 43 cool down the liquid coolant propylene glycol as the liquid coolant circulates along the liquid cooling jacket 11. The number of the semiconductor refrigerators 4 may be plural, and is specifically determined according to the effect of refrigeration.
As shown in fig. 1 and 2, a heat radiation port 22 is formed in the side surface of the outer tub 2, and a heat radiation fan 45 of the semiconductor refrigerator 4 is mounted on the heat radiation port 22. By forcibly radiating heat from the hot end of the semiconductor cooling fin 42, the cooling effect of the semiconductor cooling fin 42 can be improved.
Preferably, a temperature sensor (not shown) is installed inside the inner tub 1, a control switch (not shown) is installed at a side of the outer tub 2, a cavity 21 is provided at the bottom of the outer tub 2, and a storage battery 23 and a controller 24 are installed in the cavity 21. The battery 23 is electrically connected to the controller 24 for supplying power to the controller 24. The control switch, the semiconductor refrigerator 4, the liquid coolant circulating pump 5 and the temperature sensor are all electrically connected with the controller 24. After the control switch is turned on, the semiconductor refrigerator 4 and the liquid-cooling agent circulating pump 5 start to work, the interior of the inner barrel 1 is cooled, and when the temperature in the inner barrel 1 reaches a set value, the semiconductor refrigerator 4 and the liquid-cooling agent circulating pump 5 stop working, so that electric energy is saved. The control principle and structure of the temperature are all the prior art and are not described in detail here.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of exemplary embodiments according to the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.
In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model: the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.
The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. An environmental monitoring sample preservation device, comprising:
The inner barrel is of a cylindrical structure with an opening at the upper part, a liquid cooling sleeve is arranged on the outer wall of the inner barrel, propylene glycol is filled in the liquid cooling sleeve to serve as a liquid cooling agent, the liquid cooling sleeve is spirally arranged on the outer side of the inner barrel, a semiconductor refrigerator is arranged on the liquid cooling sleeve, the cold end of the semiconductor refrigerator is connected with the liquid cooling sleeve, a liquid cooling agent circulating pipe is connected between the upper end and the lower end of the liquid cooling sleeve, and a liquid cooling agent circulating pump is arranged on the liquid cooling agent circulating pipe;
The outer barrel is coated on the outer side of the inner barrel, a heat insulation material is filled between the outer barrel and the inner barrel, a heat radiation port is formed in the side face of the outer barrel, and the heat radiation end of the semiconductor refrigerator is arranged at the heat radiation port;
The cover plate is detachably arranged at the top of the outer barrel through a fastener, and the cover plate is filled with the heat insulation material.
2. The environmental monitoring sample storage device according to claim 1, wherein a control switch is arranged on the side face of the outer barrel, a cavity is arranged at the bottom of the outer barrel, a storage battery and a controller are arranged in the cavity, the storage battery is electrically connected with the controller, and the control switch, the semiconductor refrigerator and the liquid coolant circulating pump are electrically connected with the controller.
3. The environmental monitoring sample storage device according to claim 1, wherein the semiconductor refrigerator comprises a connecting seat, a semiconductor refrigerating sheet, a cold end fin, a hot end fin and a cooling fan, the connecting seat is provided with a mounting groove profiled with the semiconductor refrigerating sheet, the semiconductor refrigerating sheet is fixed in the mounting groove, the cold end fin and the hot end fin are respectively arranged on two sides of the connecting seat, the cold end fin and the hot end fin are attached to the semiconductor refrigerating sheet, and the cooling fan is connected with the hot end fin.
4. An environmental monitoring sample preservation apparatus according to claim 3 wherein the cold end fins extend into the liquid cooled jacket, the cold end fins being parallel to the orientation of the liquid cooled jacket.
5. The environmental monitoring sample storage device according to claim 2, wherein a temperature sensor is mounted on the inner side of the inner barrel, and the temperature sensor is electrically connected with the controller.
6. The environmental monitoring sample storage device according to claim 1, wherein the liquid coolant circulating pump comprises a shell, the shell is of a cylindrical structure, a liquid inlet and a liquid outlet are respectively formed in two ends of the shell, a motor is installed in the shell, the motor and the shell are coaxially arranged, a gap is reserved between the outer wall of the motor and the inner wall of the shell, and an impeller is fixed at the output end of the motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322999227.9U CN221069351U (en) | 2023-11-07 | 2023-11-07 | Environmental monitoring sample preservation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322999227.9U CN221069351U (en) | 2023-11-07 | 2023-11-07 | Environmental monitoring sample preservation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221069351U true CN221069351U (en) | 2024-06-04 |
Family
ID=91258829
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322999227.9U Active CN221069351U (en) | 2023-11-07 | 2023-11-07 | Environmental monitoring sample preservation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221069351U (en) |
-
2023
- 2023-11-07 CN CN202322999227.9U patent/CN221069351U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204987622U (en) | Heat recovery unit and energy -conserving refrigeration system | |
| CN105696725A (en) | Heat dissipation type space enclosing structure suitable for high-density heating objects | |
| CN221069351U (en) | Environmental monitoring sample preservation device | |
| CN212391438U (en) | Cooling device for gas chromatograph | |
| CN210357224U (en) | Heating and refrigerating device for inner wall of test box | |
| CN211182269U (en) | Circulation heat dissipation formula lithium cell module | |
| CN218654559U (en) | Constant-temperature energy-saving water bath device | |
| KR20150053514A (en) | Electric Fan for Blowing Cold Wind | |
| CN111595056A (en) | Drinking liquid refrigeration equipment | |
| CN213396671U (en) | Self-made circulating water cooler | |
| CN108365293A (en) | New energy car battery cooling structure | |
| CN208047132U (en) | A kind of novel boring and milling machine electrical control cabinet | |
| CN113030133A (en) | Constant temperature control device for CT scanning of tillite soil | |
| CN218951394U (en) | Gene detection temperature control device | |
| CN210045245U (en) | Production equipment capable of rapidly cooling sulfone polymer | |
| CN212514438U (en) | Cooling device for liquid chromatograph-mass spectrometer | |
| CN210742133U (en) | Air cooling circulating device of sample reagent disk in chemiluminescence analyzer | |
| CN214675993U (en) | Intelligent power grid medium and short term load prediction device | |
| CN218995128U (en) | Spectrum water quality analysis device with good heat dissipation performance | |
| CN213875958U (en) | Storage battery pack charging and discharging capacity test equipment | |
| CN217456881U (en) | Soil detection is with interim sample case of keeping | |
| CN220493453U (en) | Balanced heat abstractor of electromechanical device | |
| CN219970609U (en) | Sample box for pathology sending and inspection | |
| CN221708521U (en) | Oil immersed transformer capable of reducing temperature | |
| CN212162022U (en) | Box type lithium battery heat dissipation structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |