CN112361723A - A portable vacuum drying oven for army field operations training - Google Patents
A portable vacuum drying oven for army field operations training Download PDFInfo
- Publication number
- CN112361723A CN112361723A CN202011136278.3A CN202011136278A CN112361723A CN 112361723 A CN112361723 A CN 112361723A CN 202011136278 A CN202011136278 A CN 202011136278A CN 112361723 A CN112361723 A CN 112361723A
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- China
- Prior art keywords
- placing
- mounting
- vacuum drying
- portable vacuum
- placing box
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- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/04—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum
- F26B5/041—Drying solid materials or objects by processes not involving the application of heat by evaporation or sublimation of moisture under reduced pressure, e.g. in a vacuum for drying flowable materials, e.g. suspensions, bulk goods, in a continuous operation, e.g. with locks or other air tight arrangements for charging/discharging
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/001—Drying-air generating units, e.g. movable, independent of drying enclosure
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/04—Heating arrangements using electric heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/008—Seals, locks, e.g. gas barriers or air curtains, for drying enclosures
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
- F26B25/08—Parts thereof
- F26B25/12—Walls or sides; Doors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a portable vacuum drying oven for army field operation training, relates to the technical field of vacuum drying, and mainly solves the problem that the existing vacuum drying oven is not suitable for army field operation training; the device includes the installing frame, be provided with the mounting groove in the installing frame, be provided with telescopic cylinder in the mounting groove, telescopic cylinder links to each other with the spliced pole, the spliced pole links to each other with the mount pad, be provided with the universal wheel on the mount pad, be provided with the stopper in the mounting groove, slidable mounting between spliced pole and the stopper, telescopic cylinder's upside is provided with the shrink pole, the shrink pole links to each other with the pull rod, the top of pull rod is provided with the handle, the installing frame links to each other with placing the case, it is provided with sealed lid to place the case, sealed covering is provided with sealed handle, sealed covering still is provided with pressure gauge and thermometer.
Description
Technical Field
The invention relates to the technical field of vacuum drying, in particular to a portable vacuum drying box for army field operation training.
Background
Vacuum drying, also known as resolution drying, is a drying method in which a material is placed under negative pressure and is properly heated to reach a boiling point under a negative pressure state or is solidified by cooling so as to dry the material through a melting point. Vacuum drying technology has been widely used in the production of health food, especially in the drying of extracts of natural products, and vacuum drying is widely used because many functional components in natural products are not high temperature resistant. Vacuum drying is also known as vacuum drying. It is a method of drying by evacuating air from a closed container and reducing the pressure.
The army need use the vacuum drying oven at the in-process of field operations march, combines the vacuum drying oven can carry out rapid draing and save the operation to a lot of article, and current vacuum drying oven is not fit for the complex condition use of army field operations march, and it is great to jolt on the way of march, causes the damage to the article of inside saving easily.
Disclosure of Invention
An object of an embodiment of the present invention is to provide a portable vacuum drying oven for military field training, so as to solve the problems in the background art.
In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions:
a portable vacuum drying box for army field training comprises a mounting frame, wherein a mounting groove is formed in the mounting frame, a telescopic cylinder is arranged in the mounting groove and connected with a connecting column, the connecting column is connected with a mounting seat, universal wheels are arranged on the mounting seat, a limiting block is arranged in the mounting groove, the connecting column and the limiting block are mounted in a sliding mode, a contraction rod is arranged on the upper side of the telescopic cylinder and connected with a pull rod, a handle is arranged at the top of the pull rod, the mounting frame is connected with a placing box, the placing box is provided with a sealing cover, the sealing cover is connected with the placing box through a hinge, a sealing handle is arranged on the sealing cover, an inner cavity is formed in the placing box, a pressure gauge and a thermometer are further arranged on the sealing cover, and a placing plate is uniformly arranged in the inner cavity, the top of interior cavity is provided with temperature sensor, humidity transducer and pressure sensor, the installing frame with place and be provided with the vacuum pump between the case, the bottom of placing the case is provided with the hot plate.
As a further scheme of the embodiment of the invention: the inner cavity is internally provided with a middle plate, the middle plate is symmetrically arranged at two sides of the inner cavity, a mounting hole is fixedly formed in the upper side of the middle plate, a threaded column is arranged on the inner side of the sealing cover, and the threaded column is matched with the mounting hole.
As a further scheme of the embodiment of the invention: the placing plates are provided with three groups, connecting springs are arranged between the placing plates, hydraulic columns are arranged at the top and the bottom of the inner cavity, and the hydraulic columns are connected with the placing plates.
As a further scheme of the embodiment of the invention: the placing plate and the mounting block are movably mounted, a connecting groove is formed in the mounting block, and the mounting block is connected with the placing plate through the connecting groove.
As a further scheme of the embodiment of the invention: the mounting block is provided with a moving block, and the mounting block is slidably mounted on the inner wall of the placing box through the moving block.
As a further scheme of the embodiment of the invention: and a pressure release valve is arranged at the top of the placing box.
As a further scheme of the embodiment of the invention: the bottom of placing the case is provided with the pulley, pulley embedded type installs in the bottom of placing the case.
As a further scheme of the embodiment of the invention: the bottom of the placing box is provided with a supporting seat, and the supporting seat is hidden on the placing box.
As a further scheme of the embodiment of the invention: the top of placing the case is provided with the handle, the top of placing the case is provided with the spout, be provided with two sliders in the spout, the both ends of handle link to each other with two sliders respectively, the one end and the spout of slider are fixed to be continuous, the other end movable mounting of slider, two be provided with reset spring between the slider.
Compared with the prior art, the embodiment of the invention has the beneficial effects that:
according to the invention, the mounting frame is arranged on the placing box, the telescopic cylinder is mounted by combining the mounting frame, the mounting seat is arranged by combining the telescopic cylinder and the connecting column, and the universal wheel is mounted by combining the mounting seat, so that the universal wheel can be conveniently controlled by the telescopic cylinder, the placing box can be conveniently moved, and the portable movement under a field operation marching environment is facilitated; the placing plate is arranged in the placing box, and the articles are placed by combining the placing plate, so that the vacuum drying operation is convenient; the sealing plate is hermetically mounted through the threaded column and the mounting hole, so that the sealing plate can be conveniently and quickly opened and closed; through installing placing the board at coupling spring and hydraulic column, be convenient for will place the article between the board and press from both sides tight operation to avoid the army article to rock in placing the case and cause the damage on the way in marching.
Drawings
Fig. 1 is a schematic structural view of a portable vacuum drying oven for army field training.
Fig. 2 is a schematic view showing the internal structure of a portable vacuum drying oven for army field training.
Fig. 3 is a schematic view of the installation of a handle in a portable vacuum drying oven for army field training.
FIG. 4 is a schematic view of the mounting of universal wheels in a portable vacuum drying oven for military field training.
FIG. 5 is a schematic view of a mounting block in a portable vacuum oven for military field training.
In the figure: 1 mounting frame, 2 mounting grooves, 3 telescopic cylinder, 4 spliced poles, 40 mount pads, 5 stopper, 6 universal wheels, 7 telescopic rod, 8 pull rods, 9 handles, 10 placing boxes, 100 supporting seats, 11 sealing covers, 12 sealing handles, 13 handles, 130 screw thread columns, 14 pressure gauges, 15 thermometers, 16 hinges, 17 inner cavities, 18 heating plates, 19 fans, 20 placing plates, 21 mounting blocks, 210 connecting grooves, 211 moving blocks, 22 hydraulic columns, 23 connecting blocks, 24 connecting springs, 25 intermediate plates, 26 mounting holes, 27 temperature sensors, 28 pressure sensors, 29 humidity sensors, 30 relief valves, 31 vacuum pumps, 32 chutes, 33 sliding blocks, 34 reset springs and 35 pulleys.
Detailed Description
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
The technical solution of the present patent will be described in further detail with reference to the following embodiments.
Example 1:
as shown in fig. 1-5, a portable vacuum drying box for army field training comprises a mounting frame 1, wherein a mounting groove 2 is arranged in the mounting frame 1, a telescopic cylinder 3 is arranged in the mounting groove 2, the telescopic cylinder 3 is connected with a connecting column 4, the connecting column 4 is connected with a mounting seat 40, a universal wheel 6 is arranged on the mounting seat 40, a limiting block 5 is arranged in the mounting groove 2, the connecting column 4 and the limiting block 5 are slidably mounted, a telescopic rod 7 is arranged on the upper side of the telescopic cylinder 3, the telescopic rod 7 is connected with a pull rod 8, a handle 9 is arranged at the top of the pull rod 8, the mounting frame 1 is connected with a placing box 10, the placing box 10 is provided with a sealing cover 11, the sealing cover 11 is connected with the placing box 10 through a hinge 16, a sealing handle 12 is arranged on the sealing cover 11, and an inner cavity 17 is arranged in the placing box 10, still be provided with pressure gauge 14 and thermometer 15 on the sealed lid 11, evenly be provided with in the cavity 17 and place board 20, the top of cavity 17 is provided with temperature sensor 27, humidity transducer 29 and pressure sensor 28, installing frame 1 and place and be provided with vacuum pump 31 between the case 10, the bottom of placing case 10 is provided with hot plate 18.
Specifically, through setting up installing frame 1, install telescopic cylinder 3 in combination installing frame 1 to carry out erection joint post 4 and mount pad 40 through telescopic cylinder 3, install universal wheel 6 through mount pad 40, be convenient for convenient removal under the environment of field marching and place case 10.
More specifically, install pull rod 8 through shrink pole 7, be convenient for accomodate pull rod 8, can withdraw pull rod 8 when not using, be convenient for place the operation of stacking of case 10, reduce and stack occupation space.
Further, be provided with intermediate lamella 25 in the interior cavity 17, the both sides of cavity 17 including intermediate lamella 25 symmetry sets up, the fixed mounting hole 26 that is provided with of upside of intermediate lamella 25, the inboard of sealed lid 11 is provided with screw thread post 130, screw thread post 130 and mounting hole 26 mutually support.
Specifically, the installation hole 26 is provided to combine with the threaded column 130 inside the sealing cover 11, so as to facilitate the sealing operation between the sealing cover 11 and the placing box 10.
Further, a pressure relief valve 30 is arranged at the top of the placing box 10.
Further, the bottom of the placing box 10 is provided with a pulley 35, and the pulley 35 is embedded in the bottom of the placing box 10.
Specifically, the purpose of the pulley 35 is to facilitate pushing of the placing case 10, and to enable a quick moving operation by the pulley 35 when the placing case 10 is stacked.
Further, a support base 100 is arranged at the bottom of the placing box 10, and the hidden mounting base 40 of the support base 100 is arranged on the placing box 10.
Specifically, the support base 100 is provided to facilitate stable placement of the case 10, and to facilitate placement of the case 10 to ensure a standing state.
Further, a handle 13 is arranged at the top of the placing box 10, a sliding groove 32 is arranged at the top of the placing box 10, two sliding blocks 33 are arranged in the sliding groove 32, two ends of the handle 13 are respectively connected with the two sliding blocks 33, one end of each sliding block 33 is fixedly connected with the sliding groove 32, the other end of each sliding block 33 is movably installed, and a return spring 34 is arranged between the two sliding blocks 33.
Specifically, handle 13 is installed through return spring 34 and slider 33, the hidden installation of handle 13 is convenient for handle 13 can be hidden when not using in placing case 10.
Example 2:
this embodiment is a further improvement and a limitation of embodiment 1 on the basis of embodiment 1.
A portable vacuum drying oven for military field training comprising all of the components of example 1, further comprising:
further, three groups of placing plates 20 are arranged, connecting springs 24 are arranged between the placing plates 20, hydraulic columns 22 are arranged at the top and the bottom of the inner cavity 17, and the hydraulic columns 22 are connected with the placing plates 20.
Specifically, combine hydraulic column 22 and coupling spring 24 to place board 20 and install, be convenient for adjust the interval of placing between the board 20 to guarantee to place the article between the board 20 and can be pressed from both sides tightly, avoid jolting on the way and lead to placing the damage of the article in the case 10.
Further, the placing plate 20 and the mounting block 21 are movably mounted, a connecting groove 210 is provided in the mounting block 21, and the mounting block 21 is connected to the placing plate 20 through the connecting groove 210.
Specifically, the mounting block 21 is used to mount the mounting plate 20, thereby facilitating the mounting and dismounting operation of the mounting plate 20.
Further, a moving block 211 is arranged on the mounting block 21, and the mounting block 21 is slidably mounted on the inner wall of the placing box 10 through the moving block 211.
Specifically, the mounting block 21 is mounted in combination with the moving block 211, and the hydraulic column 22 and the connecting spring 24 are matched, so that the placing plate 20 is more stable in the adjusting process.
The working principle of the embodiment of the invention is as follows:
as shown in fig. 1-5, the installation frame 1 is arranged on the placement box 10, the telescopic cylinder 3 is installed by combining the installation frame 1, the installation base 40 is arranged by combining the telescopic cylinder 3 and the connecting column 4, and the universal wheel 6 is installed by combining the installation base 40, so that the universal wheel 6 can be conveniently controlled by the telescopic cylinder 3, the placement box 10 can be conveniently moved, and the portable movement under the field marching environment is facilitated; the placing plate 20 is arranged in the placing box 10, and the placing plate 20 is combined to place the articles, so that the vacuum drying operation is convenient; the sealing plate is hermetically mounted through the threaded columns 130 and the mounting holes 26, so that the sealing plate can be opened and closed quickly; by installing the placing plates 20 at the connecting springs 24 and the hydraulic columns 22, the clamping operation of the articles between the placing plates 20 is facilitated, so that the damage caused by the articles shaking in the placing box 10 during marching by troops is avoided.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (9)
1. A portable vacuum drying box for army field training comprises a mounting frame (1), wherein a mounting groove (2) is formed in the mounting frame (1), and is characterized in that a telescopic cylinder (3) is arranged in the mounting groove (2), the telescopic cylinder (3) is connected with a connecting column (4), the connecting column (4) is connected with a mounting seat (40), a universal wheel (6) is arranged on the mounting seat (40), a limiting block (5) is arranged in the mounting groove (2), the connecting column (4) and the limiting block (5) are slidably mounted, a contraction rod (7) is arranged on the upper side of the telescopic cylinder (3), the contraction rod (7) is connected with a pull rod (8), a handle (9) is arranged at the top of the pull rod (8), the mounting frame (1) is connected with a placing box (10), and a sealing cover (11) is arranged on the placing box (10), sealed lid (11) link to each other with placing case (10) through hinge (16), be provided with sealed handle (12) on sealed lid (11), it is provided with interior cavity (17) in case (10) to place, still be provided with pressure gauge (14) and thermometer (15) on sealed lid (11), evenly be provided with in interior cavity (17) and place board (20), the top of interior cavity (17) is provided with temperature sensor (27), humidity transducer (29) and pressure sensor (28), install frame (1) and place and be provided with vacuum pump (31) between case (10), the bottom of placing case (10) is provided with hot plate (18).
2. The portable vacuum drying oven for army field training of claim 1, wherein an intermediate plate (25) is arranged in the inner cavity (17), the intermediate plate (25) is symmetrically arranged at two sides of the inner cavity (17), a mounting hole (26) is fixedly arranged at the upper side of the intermediate plate (25), a threaded column (130) is arranged at the inner side of the sealing cover (11), and the threaded column (130) is matched with the mounting hole (26).
3. The portable vacuum drying box for army field training according to claim 2, characterized in that the placing plates (20) are provided with three sets, connecting springs (24) are provided between the placing plates (20), hydraulic columns (22) are provided at the top and bottom of the inner cavity (17), and the hydraulic columns (22) are connected with the placing plates (20).
4. A portable vacuum drying cabinet for army field training according to claim 3, characterized in that the placing plate (20) is movably mounted with a mounting block (21), in which mounting block (21) a coupling slot (210) is provided, the mounting block (21) being coupled with the placing plate (20) by means of the coupling slot (210).
5. The portable vacuum drying oven for army field training as claimed in claim 4, characterized in that the mounting block (21) is provided with a moving block (211), and the mounting block (21) is slidably mounted with the inner wall of the placing box (10) through the moving block (211).
6. A portable vacuum drying cabinet for army field training according to claim 1, characterized in that the top of the placing cabinet (10) is provided with a pressure relief valve (30).
7. The portable vacuum drying oven for army field training as recited in claim 1, characterized in that the bottom of the placing box (10) is provided with a pulley (35), and the pulley (35) is embedded in the bottom of the placing box (10).
8. The portable vacuum drying oven for army field training as claimed in claim 1, characterized in that the bottom of the placing box (10) is provided with a support base (100), and the hidden mounting base (40) of the support base (100) is arranged on the placing box (10).
9. The portable vacuum drying box for army field training according to claim 1, characterized in that a handle (13) is arranged on the top of the placing box (10), a sliding groove (32) is arranged on the top of the placing box (10), two sliding blocks (33) are arranged in the sliding groove (32), two ends of the handle (13) are respectively connected with the two sliding blocks (33), one end of each sliding block (33) is fixedly connected with the sliding groove (32), the other end of each sliding block (33) is movably installed, and a return spring (34) is arranged between the two sliding blocks (33).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011136278.3A CN112361723A (en) | 2020-10-22 | 2020-10-22 | A portable vacuum drying oven for army field operations training |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011136278.3A CN112361723A (en) | 2020-10-22 | 2020-10-22 | A portable vacuum drying oven for army field operations training |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112361723A true CN112361723A (en) | 2021-02-12 |
Family
ID=74511569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011136278.3A Pending CN112361723A (en) | 2020-10-22 | 2020-10-22 | A portable vacuum drying oven for army field operations training |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112361723A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113172292A (en) * | 2021-04-22 | 2021-07-27 | 吴俊东 | Vacuum reflow furnace with overpressure exhaust mechanism |
| CN115540507A (en) * | 2022-09-19 | 2022-12-30 | 中国人民解放军总医院第八医学中心 | Portable vacuum drying oven |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS6349240A (en) * | 1986-08-14 | 1988-03-02 | リヒタ− ゲデオン ベジエセテイ ジヤ−ル ア−ル．テ−． | Mixing drier for bulk material |
| CN207570208U (en) * | 2017-10-23 | 2018-07-03 | 无锡市海昌机械设备有限公司 | A kind of spherical drying machine for food baking |
| CN207759297U (en) * | 2017-12-14 | 2018-08-24 | 宜春幼儿师范高等专科学校 | A kind of distortion-free mathematical education solid geometric pattern storage device |
| CN108995977A (en) * | 2018-09-14 | 2018-12-14 | 郑州光之源电子科技有限公司 | Storage device is used in a kind of transport of new energy battery |
| CN210399753U (en) * | 2019-07-04 | 2020-04-24 | 四川合力新创环境监测有限公司 | Portable vacuum drying oven |
| CN211604006U (en) * | 2020-05-08 | 2020-09-29 | 怀化职业技术学院 | Reinforced portable computer |
-
2020
- 2020-10-22 CN CN202011136278.3A patent/CN112361723A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6349240A (en) * | 1986-08-14 | 1988-03-02 | リヒタ− ゲデオン ベジエセテイ ジヤ−ル ア−ル．テ−． | Mixing drier for bulk material |
| CN207570208U (en) * | 2017-10-23 | 2018-07-03 | 无锡市海昌机械设备有限公司 | A kind of spherical drying machine for food baking |
| CN207759297U (en) * | 2017-12-14 | 2018-08-24 | 宜春幼儿师范高等专科学校 | A kind of distortion-free mathematical education solid geometric pattern storage device |
| CN108995977A (en) * | 2018-09-14 | 2018-12-14 | 郑州光之源电子科技有限公司 | Storage device is used in a kind of transport of new energy battery |
| CN210399753U (en) * | 2019-07-04 | 2020-04-24 | 四川合力新创环境监测有限公司 | Portable vacuum drying oven |
| CN211604006U (en) * | 2020-05-08 | 2020-09-29 | 怀化职业技术学院 | Reinforced portable computer |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113172292A (en) * | 2021-04-22 | 2021-07-27 | 吴俊东 | Vacuum reflow furnace with overpressure exhaust mechanism |
| CN113172292B (en) * | 2021-04-22 | 2024-04-23 | 吴俊东 | Vacuum reflow oven with overpressure exhaust mechanism |
| CN115540507A (en) * | 2022-09-19 | 2022-12-30 | 中国人民解放军总医院第八医学中心 | Portable vacuum drying oven |
| CN115540507B (en) * | 2022-09-19 | 2023-10-27 | 中国人民解放军总医院第八医学中心 | Portable vacuum drying oven |
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Application publication date: 20210212 |