CN218328733U - Refrigeration assembly of portable dry body furnace - Google Patents
Refrigeration assembly of portable dry body furnace Download PDFInfo
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- CN218328733U CN218328733U CN202222323100.0U CN202222323100U CN218328733U CN 218328733 U CN218328733 U CN 218328733U CN 202222323100 U CN202222323100 U CN 202222323100U CN 218328733 U CN218328733 U CN 218328733U
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Abstract
The utility model relates to a refrigeration subassembly of portable dry body stove, including cavity and copper sheet, be fixed with first semiconductor refrigeration piece on the outer wall of cavity, the outside and the copper sheet fixed connection of first semiconductor refrigeration piece, the outside of copper sheet is fixed with second semiconductor refrigeration piece. The portable dry-type furnace utilizes the semiconductor refrigeration piece for fast cooling and refrigeration, and is additionally provided with the copper piece for fixing the semiconductor refrigeration piece and accelerating the temperature conduction speed, so that the temperature field control rate of the temperature field of the portable dry-type furnace is greatly improved, and the refrigeration efficiency is improved.
Description
Technical Field
The utility model relates to a temperature detects technical field, especially relates to a refrigeration subassembly of portable dry body stove.
Background
The dry body furnace, also called dry shaft furnace and dry furnace, is a portable dry body temperature calibrator which is convenient to carry. The dry body furnace is widely applied to calibration of temperature sensors in fields or laboratories, and compared with a traditional liquid tank type temperature calibrator, the dry body furnace adopts a dry body block to heat or refrigerate, so that the temperature rise and fall speed is greatly increased, the equipment volume is greatly reduced, and the requirement of portability in field application can be met.
The basic working principle of the portable body drying furnace is simple, and the portable body drying furnace heats or cools a metal block to reach a set temperature and keeps the temperature uniform and stable. The heated metal constant temperature block is used as a reference medium to provide an adjustable, controllable, uniform and stable reference temperature field for the measured sensor so as to calibrate the measured temperature sensor, thereby acquiring the performance of the measured temperature sensor.
After the temperature detection work of the portable dry body furnace is finished, most of the cooling and refrigerating modes for the portable dry body furnace at present are natural cooling or fan cooling, the cooling and refrigerating speed is low, and the working efficiency is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a refrigeration subassembly of portable dry body stove to solve the problem that meets among the above-mentioned background art.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
the refrigerating assembly of the portable dry body furnace comprises a cavity and a copper sheet, wherein a first semiconductor refrigerating sheet is fixed on the outer wall of the cavity, the outer side of the first semiconductor refrigerating sheet is fixedly connected with the copper sheet, and a second semiconductor refrigerating sheet is fixed on the outer side of the copper sheet.
In the above scheme, the cavity is a hollow detection cavity with one sealed end, the probe is installed inside the cavity, and the shape of the cavity is a square structure. The opening part of the cavity is provided with a flange opening, the first semiconductor refrigeration piece is fixedly bonded with the outer wall of the cavity, and the copper sheet is fixedly bonded with the first semiconductor refrigeration piece and the second semiconductor refrigeration piece respectively.
In the above scheme, the cavity feeding side and the sealing side are respectively fixed with a first semiconductor refrigeration piece, the first semiconductor refrigeration piece is provided with two pieces which are fixedly stacked together, and the second semiconductor refrigeration piece is provided with at least one piece.
Further, as a preferred scheme, the second semiconductor refrigeration piece is provided with two pieces which are fixed on the outer side of the copper sheet in parallel, the copper sheet is of a rectangular structure, and mounting holes are formed in two ends of the copper sheet.
Compared with the prior art, the beneficial effects of the utility model are that: the semiconductor refrigerating sheet is used for rapidly cooling and refrigerating the portable dry-type furnace, and the copper sheet is additionally arranged for fixing the semiconductor refrigerating sheet and accelerating the temperature conduction speed, so that the temperature field control rate of the temperature field of the portable dry-type furnace is greatly improved, and the refrigerating efficiency is improved.
Drawings
The disclosure of the present invention is explained with reference to the drawings. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the invention. In the drawings, like reference numerals are used to refer to like parts. Wherein:
FIG. 1 is a schematic view of the three-dimensional structure of the present invention;
FIG. 2 is a schematic view of the front view structure of the present invention;
fig. 3 is a schematic view of the top view structure of the present invention.
The reference numbers in the figures: 1-a cavity; 2-flange mouth; 3-a first semiconductor refrigeration sheet; 4-copper sheet; 5-a second semiconductor refrigerating sheet; 6-mounting holes.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the invention only in a schematic way, and therefore they show only the relevant components of the invention.
According to the technical scheme of the utility model, under the essential spirit of the utility model, general technical personnel in this field can propose the multiple structural style and the realization that can replace each other. Therefore, the following detailed description and the accompanying drawings are merely illustrative of the technical solutions of the present invention, and should not be considered as limiting or restricting the technical solutions of the present invention in their entirety or in any other way.
The technical solution of the present invention will be further described in detail with reference to the accompanying drawings and embodiments.
As shown in fig. 1 to 3, the refrigeration assembly of the portable dry body furnace comprises a cavity 1 and a copper sheet 4, wherein the cavity 1 is a hollow detection cavity with one sealed end, a temperature sensor to be measured is placed inside the cavity 1, and a probe is installed inside the cavity 1 and is in contact with the probe of the temperature sensor, so that the temperature sensor to be measured obtains the temperature set in the portable dry body furnace. For the ease of installing the refrigeration subassembly, the appearance of cavity 1 is square structure to be equipped with flange mouth 2 at the opening part of cavity 1, can hold the test mouth department at portable dry body stove through flange mouth 2, make this refrigeration subassembly stable mounting in dry body stove.
The temperature sensor is placed in the fixing device for fixing, then the fixing device is placed in the testing cavity 1, then the equipment runs, the temperature in the testing cavity 1 is reduced and stabilized to a certain temperature point, and at the moment, calibration can be started. The fixing device is customized according to the internal space of the testing cavity 1 and basically meets the uniform standard in the industry.
A first semiconductor refrigeration piece 3 is fixed on the outer wall of the cavity 1, the outer side of the first semiconductor refrigeration piece 3 is fixedly connected with a copper sheet 4, and a second semiconductor refrigeration piece 5 is fixed on the outer side of the copper sheet 4. Specifically, the first semiconductor refrigeration piece 3 is fixedly bonded with the outer wall of the cavity 1, and the copper sheet 4 is fixedly bonded with the first semiconductor refrigeration piece 3 and the second semiconductor refrigeration piece 5 respectively. The manufacturing efficiency of the refrigeration assembly is improved through a bonding mode, fixation among different materials can be realized, and the semiconductor refrigeration piece can enable the temperature of the cavity 1 to be reduced to-45 ℃.
The semiconductor refrigeration piece, also called a thermoelectric refrigeration piece, is not provided with a sliding part in the refrigeration use process, can be applied to occasions with limited space, high reliability requirement and no refrigerant pollution, such as the industries needing on-site temperature calibration, such as pharmacy (GMP moist heat sterilization, dry heat sterilization), biological products, metering test and the like. By utilizing the Peltier effect of the semiconductor materials, when direct current passes through a galvanic couple formed by connecting two different semiconductor materials in series, heat can be absorbed and released at two ends of the galvanic couple respectively, the aim of refrigeration can be fulfilled, and the refrigeration efficiency is high and rapid.
The utility model discloses a semiconductor refrigeration piece and copper sheet coupled structure to at test cavity outside symmetric distribution, and arrange comparatively closely, this is just so feasible the utility model discloses not only can rapid cooling for traditional dry body stove, and temperature stability and homogeneity are better.
As a preferable scheme, in one embodiment, the first semiconductor refrigerating sheet 3 is fixed on the feed side and the sealing side of the chamber 1, respectively, so that the refrigerating components are symmetrically arranged on both sides of the chamber 1, the temperature of the chamber 1 is kept the same on the feed side and the sealing side, and the uniformity of the temperature in the chamber 1 is kept. If a whole first semiconductor refrigerating sheet 3 is adopted to cover the outer side of the cavity 1, and a copper sheet 4 and a second semiconductor refrigerating sheet 5 are additionally arranged, the manufacturing cost is increased, and therefore, the refrigerating components are preferably symmetrically arranged.
Referring to fig. 2, two first semiconductor cooling plates 3 are stacked and fixed together, and at least one second semiconductor cooling plate 5 is provided. Because of being close to the outer wall of cavity 1, so carry out good refrigeration to the cavity through two first semiconductor refrigeration pieces 3, copper sheet 4 has the effect of conduction temperature, through at least a slice second semiconductor refrigeration piece 5, conducts second semiconductor refrigeration piece 5 to cavity 1 in.
Further, as a preferable scheme, the second semiconductor refrigeration sheet 5 is provided with two sheets and is fixed on the outer side of the copper sheet 4 in parallel. Referring to fig. 3, the copper sheet 4 is rectangular, and two ends of the copper sheet 4 are provided with mounting holes 6. The second semiconductor refrigerating piece 5 is arranged in parallel to cover the outer surface of the copper piece 4, and the copper piece 4 is used for finally conducting the temperature to the cavity 1. The mounting hole 6 on the copper sheet 4 is used for mounting the refrigeration assembly to the interior of the portable body drying furnace, and the refrigeration assembly is fixed through the mounting hole 6, and the mounting hole 6 can be a threaded hole or a bolt connecting hole.
The portable dry-type furnace utilizes the semiconductor refrigeration piece for fast cooling and refrigeration, and the copper sheet 4 is additionally arranged for fixing the semiconductor refrigeration piece and accelerating the temperature conduction speed, so that the temperature field control rate of the temperature field of the portable dry-type furnace is greatly improved, and the refrigeration efficiency is improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. These elements not disclosed are all within the prior art that can be known to those skilled in the art.
The above-mentioned embodiments further explain in detail the objects, technical solutions and advantages of the present invention, and it should be understood that the above-mentioned embodiments are only the embodiments of the present invention, and are not intended to limit the scope of the present invention, any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the scope of the present invention.
Claims (8)
1. The utility model provides a refrigeration subassembly of portable dry body stove which characterized in that: the refrigerating device comprises a cavity (1) and a copper sheet (4), wherein a first semiconductor refrigerating sheet (3) is fixed on the outer wall of the cavity (1), the outer side of the first semiconductor refrigerating sheet (3) is fixedly connected with the copper sheet (4), and a second semiconductor refrigerating sheet (5) is fixed on the outer side of the copper sheet (4).
2. The refrigeration assembly of a portable dry body oven as claimed in claim 1, wherein: the cavity (1) is a hollow detection cavity with one sealed end, a probe is arranged inside the cavity (1), and the cavity (1) is of a square structure.
3. The refrigeration assembly of a portable dry body oven according to claim 2, wherein: the opening of the cavity (1) is provided with a flange opening (2).
4. The refrigeration assembly of a portable dry body oven as claimed in claim 2, wherein: the first semiconductor refrigeration piece (3) is fixedly bonded with the outer wall of the cavity (1), and the copper sheet (4) is fixedly bonded with the first semiconductor refrigeration piece (3) and the second semiconductor refrigeration piece (5) respectively.
5. The refrigeration assembly of a portable dry body oven as claimed in claim 1, wherein: and the feeding side and the sealing side of the cavity (1) are respectively fixed with a first semiconductor refrigeration sheet (3).
6. The refrigeration assembly of a portable dry body oven as claimed in claim 5, wherein: the first semiconductor refrigerating sheet (3) is provided with two blocks which are fixedly stacked together, and the second semiconductor refrigerating sheet (5) is at least provided with one sheet.
7. The refrigeration assembly of a portable dry body oven as claimed in claim 6, wherein: the second semiconductor refrigeration piece (5) is provided with two pieces which are fixed on the outer side of the copper piece (4) in parallel.
8. The refrigeration assembly of a portable dry body oven according to claim 7, wherein: the copper sheet (4) is of a rectangular structure, and mounting holes (6) are formed in two ends of the copper sheet (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222323100.0U CN218328733U (en) | 2022-09-01 | 2022-09-01 | Refrigeration assembly of portable dry body furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222323100.0U CN218328733U (en) | 2022-09-01 | 2022-09-01 | Refrigeration assembly of portable dry body furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218328733U true CN218328733U (en) | 2023-01-17 |
Family
ID=84833529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222323100.0U Active CN218328733U (en) | 2022-09-01 | 2022-09-01 | Refrigeration assembly of portable dry body furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218328733U (en) |
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2022
- 2022-09-01 CN CN202222323100.0U patent/CN218328733U/en active Active
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