CN209783133U - Vacuum drying oven - Google Patents
Vacuum drying oven Download PDFInfo
- Publication number
- CN209783133U CN209783133U CN201920551216.5U CN201920551216U CN209783133U CN 209783133 U CN209783133 U CN 209783133U CN 201920551216 U CN201920551216 U CN 201920551216U CN 209783133 U CN209783133 U CN 209783133U
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- plate
- vacuum drying
- cover body
- sealing plate
- box
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Abstract
The utility model discloses a vacuum drying box, which comprises a box body with an opening on the side part and a cover body which can be opened and is used for sealing the opening on the side part, wherein a sealing rubber strip is arranged at the opening on the side part of the box body along the edge of the opening; the cover body comprises a cover body, a sealing plate and a condensate collecting tank, the cover body is rotatably connected with the box body, the sealing plate is fixedly arranged on the inner side of the cover body, the condensate collecting tank is horizontally and fixedly arranged on the inner side of the sealing plate, and the opening of the condensate collecting tank is upward; the opening on the side part is closed, and the sealing plate is tightly attached to the sealing rubber strip. The liquid drops flowing down after condensation can be collected in the groove, and the liquid in the groove can be cleaned only by wiping with a towel, so that the corrosion of the liquid drops to the sealing rubber strip and the edge of the box body is avoided, and the service life of the vacuum drying box is greatly prolonged.
Description
Technical Field
the utility model relates to a drying cabinet technical field especially relates to a vacuum drying cabinet.
Background
The vacuum drying oven is specially designed for drying heat-sensitive, easily decomposed and easily oxidized substances, can keep a certain vacuum degree in a working chamber during working, can fill inert gas into the working chamber, can quickly dry particularly some articles with complex components, and adopts an intelligent digital temperature regulator to set, display and control the temperature.
At present commercially available vacuum drying case includes box and lid, and the box is mostly the stainless steel box, and the opening side of vacuum drying case adopts rubber or silica gel material's joint strip on the box and the closing plate of toughened glass material on the lid mostly, realizes that vacuum drying case is in encapsulated situation.
the vacuum drying oven is correctly used by firstly vacuumizing and then heating, and after the set temperature is reached, if the vacuum degree is reduced, the vacuum drying oven is pumped, so that the service life of the equipment is prolonged. During the process of drying the sample in the box, the water or organic solvent in the sample is converted into gas state to be filled in the box body. The components used on the opening side of the vacuum drying box are made of materials with poor heat conductivity such as rubber and glass, and are in direct contact with the external environment, so that the temperature of the sealing plate is lower than that of other plate surfaces of the box body. During use, water vapor or organic vapor in the box body can be condensed on the inner side of the sealing plate to form liquid drops, and the liquid drops flow downwards under the action of gravity and are accumulated on the lower edge of the sealing plate. Although the box edge is mostly stainless steel material, because acid, alkaline or organic environment appear often in practical application, the condensate volume of closing plate downside gathers and leads to joint strip by corrosion softening, stainless steel box edge phenomenon such as rust, causes joint strip can't laminate with the box edge closely, finally leads to the box of vacuum drying case can't keep better encapsulated situation.
Therefore, a new vacuum drying oven is needed.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
In order to solve the above problems in the prior art, the utility model provides a vacuum drying oven. The liquid drops flowing down after condensation can be collected in the groove, and the liquid in the groove can be cleaned only by wiping with a towel, so that the corrosion of the liquid drops to the sealing rubber strip and the edge of the box body is avoided, and the service life of the vacuum drying box is greatly prolonged.
(II) technical scheme
In order to achieve the above object, the utility model discloses a main technical scheme include:
A vacuum drying box comprises a box body with an opening and a cover body for sealing the opening at the side part, wherein a sealing rubber strip is arranged at the opening at the side part of the box body along the edge of the opening; the cover body comprises a cover body, a sealing plate and a condensate collecting tank, the cover body is rotatably connected with the box body, the sealing plate is fixedly arranged on the inner side of the cover body, the condensate collecting tank is horizontally and fixedly arranged on the inner side of the sealing plate, and the opening of the condensate collecting tank is upward; when the cover body seals the opening, the sealing plate is tightly attached to the sealing rubber strip.
Preferably, the condensate collection trough is provided at the bottom of the sealing plate.
Preferably, the condensate collection tank comprises a curved plate, a first baffle and a second baffle; the first end of the curved surface plate in the curved surface direction is fixedly connected with the sealing plate, and the second end of the curved surface plate in the curved surface direction is positioned above the first end of the curved surface direction; the first end of the length direction of the curved plate is fixedly connected with the sealing plate through a first baffle, and the second end of the length direction of the curved plate is fixedly connected with the sealing plate through a second baffle.
Preferably, the condensate collecting groove and the sealing plate are integrally formed.
Preferably, the box body comprises a drying box, and the drying box is in a cuboid shape; the drying box is internally provided with sliding chutes and storage plates, and each two sliding chutes and one storage plate form a storage layer; the two sliding grooves are respectively installed on the drying box side plates which are oppositely arranged, and two ends of the object placing plate are respectively in sliding connection with the two sliding grooves, so that the object placing plate is horizontally placed.
Preferably, five layers of placing layers are arranged in the drying box, and sliding chutes arranged on the side plates of the same drying box are uniformly distributed.
preferably, the spout is the direction draw runner that the middle part is the recess, put the both ends of thing board with the recess cooperation on the direction draw runner.
Preferably, the object placing plate is provided with a plurality of through holes penetrating through the object placing plate.
Preferably, the drying oven side plate is formed by stacking a stainless steel layer and a heat insulation layer, and the stainless steel layer is in contact with the internal environment of the drying oven.
(III) advantageous effects
The utility model has the advantages that:
1. Through the recess cooperation on the both ends that will put the thing board and the direction draw runner, put the thing board and can smoothly slide in the drying cabinet, be convenient for get and put the thing board, simultaneously through the limiting displacement of direction draw runner, restricted the lateral shifting who puts the thing board.
2. The side plate of the drying box is formed by superposing a stainless steel layer and a heat-insulating layer, and the stainless steel layer is in contact with the internal environment of the drying box; the drying box has good heat insulation effect.
3. Be provided with the air curtain device through the top at the drying cabinet, the air outlet of air curtain device sets up towards the opening of drying cabinet, and the wind that blows out in the air curtain device is used for keeping off the hot-blast fender in the drying cabinet in inside, avoids the hot-blast experimenter that scalds in the drying cabinet.
4. By means of the condensate collecting groove horizontally arranged on the inner side of the sealing plate, the opening of the condensate collecting groove faces upwards, liquid drops flowing down after condensation can be collected in the groove, the liquid in the groove can be cleaned only by wiping with a towel, the corrosion of the liquid drops to the sealing rubber strip and the edge of the box body is avoided, and the service life of the vacuum drying box is greatly prolonged.
Drawings
The invention is described with the aid of the following figures:
FIG. 1 is a schematic diagram of a vacuum drying oven according to an embodiment of the present invention;
FIG. 2 is a perspective view of a vacuum drying oven according to an embodiment of the present invention;
FIG. 3 is a block diagram of a seal plate according to an embodiment of the present invention;
fig. 4 is a structural view of the shelf board according to the embodiment of the present invention.
[ description of reference ]
1: a base;
2: a box body;
21: a drying oven; 211: a guide slider; 212: a storage plate; 213: a heating device; 214: a temperature detection device; 215: a humidity detection device; 216: a through hole; 217: a stainless steel layer; 218: a heat-insulating layer;
22: a storage box; 221: a vacuum pump; 222: a first air supply pipe; 223: an air curtain device; 224: a partition plate; 225: a blower; 226: a second air supply pipe;
3: a cover body;
31: sealing rubber strips;
32: a cover body; 321: a groove; 322: an inductive switch; 323: a bump;
33: a sealing plate; 331: and a condensate collecting tank.
Detailed Description
For a better understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
in the present invention, "inner" means a side facing the inside of the drying box, and "outer" means a side facing the outside of the drying box.
The utility model provides a vacuum drying oven, as shown in fig. 1 and 2, including base 1, lateral part open-ended box 2 and the lid 3 that is used for sealing the lateral part open-ended that can open, box 2 fixed mounting is on base 1, and lid 3 rotates with box 2 to be connected.
Box body
The cabinet 2 includes a drying box 21 and a storage box 22.
The drying box 21 is provided with an open box structure, the drying box 21 is fixedly installed on the base 1, the opening of the drying box faces one side, and preferably, the drying box 21 is rectangular. The drying cabinet 21 accommodates therein a chute, a storage plate 212, a heating device 213, a temperature detection device 214, and a humidity detection device 215. Every two chutes and one storage plate 212 form a layer for placing, the two chutes are respectively installed on the drying box side plates which are oppositely arranged, and two ends of the one storage plate 212 are respectively connected with the two chutes in a sliding manner, so that the one storage plate is horizontally placed and used for placing dry samples. Preferably, five layers are arranged in the drying box 21, and the sliding chutes arranged on the side plates of the same drying box are uniformly distributed. Further preferably, the sliding groove is a guide sliding strip 211 with a groove in the middle, and two ends of the object placing plate 212 are matched with the groove on the guide sliding strip 211; the article placing plate can smoothly slide in the drying box, the article placing plate is convenient to take and place, and the transverse movement of the article placing plate is limited by the limiting effect of the guide sliding strip.
The heating device 213 is installed on the bottom plate of the drying cabinet, and the heating device 213 is electrically heated. Preferably, the object placing plate 212 is provided with a plurality of through holes 216 penetrating through the object placing plate, as shown in fig. 4; after the heating device works, the heat radiates outwards gradually, and the heat is transferred upwards quickly through the through holes, so that the heat of a plurality of heating spaces separated by the object placing plates in the drying box is basically consistent. Therefore, the drying progress of all the dried samples in the drying oven is consistent, and the drying efficiency of the drying oven is improved. Preferably, the side plate of the drying box is formed by stacking a stainless steel layer 217 and an insulating layer 218, wherein the stainless steel layer is in contact with the internal environment of the drying box; the drying box has good heat insulation effect.
The temperature detecting device 214 and the humidity detecting device 215 are disposed at the upper portion of the side plate of the drying box, and are used for monitoring the temperature and the humidity in the drying box, respectively.
The storage box 22 is set to be a closed box structure, the storage box 22 is fixedly installed on the base 1, and the storage box 22 is arranged close to the drying box 21. A vacuum pump 221 and a first air supply pipe 222 are accommodated in the storage box, a first end of the first air supply pipe 222 is communicated with an air suction port of the vacuum pump 221, and a second end of the first air supply pipe 222 is communicated with the drying box 21; used for vacuumizing the drying box.
Preferably, an air curtain device 223 is arranged at the top of the drying box, and an air outlet of the air curtain device 223 is arranged towards the opening of the drying box 21; a partition plate 224 is provided in the storage box 22 to divide the storage box 22 into two closed spaces, i.e., a lower storage chamber for accommodating the vacuum pump 221 and the first air supply pipe 222, and an upper storage chamber accommodating a blower 225 and a second air supply pipe 226, wherein a first end of the second air supply pipe 226 is communicated with an air outlet of the blower 225, and a second end of the second air supply pipe 226 is communicated with an air inlet of the air curtain device 223. The air that blows out among the air curtain device is used for keeping off inside hot-blast the drying cabinet, avoids hot-blast scalding the experimenter in the drying cabinet.
cover body 3
A sealing rubber strip 31 is arranged at the opening of the drying box 21 along the edge of the opening, and the sealing rubber strip is made of silica gel or rubber; the cover body 3 comprises a cover body 32 and a sealing plate 33, the cover body 32 is rotatably connected with the drying oven 21 and used for sealing the opening of the drying oven, the sealing plate 33 is fixedly arranged on the inner side of the cover body 32, and when the cover body 3 seals the opening of the drying oven, the sealing plate 33 is tightly attached to the sealing rubber strip 31. The sealed vacuum drying oven is ensured to be in a highly sealed state, and the vacuum environment is conveniently manufactured in the drying oven.
preferably, a condensate collecting groove 331 is horizontally provided at the inner side of the sealing plate, and the condensate collecting groove 331 is opened upward, as shown in fig. 3; in the process of drying samples in the vacuum drying box, liquid drops flowing down after condensation can be collected in the groove, and the liquid in the groove can be cleaned only by wiping with a towel, so that the corrosion of the liquid drops to the sealing rubber strips and the edge of the box body is avoided, and the service life of the vacuum drying box is greatly prolonged. The position and the length of the condensate collecting groove are determined according to the principle of tight fit with the sealant strip, and the structure of the condensate collecting groove can be that the sealing plate is integrally processed into a slotted plate and the condensate collecting groove made of plastic and the like is adhered and embedded on the sealing plate.
preferably, the condensate collection trough is provided at the bottom of the sealing plate. Preferably, the condensate collection tank comprises a curved plate, a first baffle and a second baffle; the first end of the curved surface plate in the curved surface direction is fixedly connected with the sealing plate, and the second end of the curved surface plate in the curved surface direction is positioned above the first end of the curved surface direction; the first end of length direction of curved plate passes through first baffle and closing plate fixed connection, and the length direction second end of curved plate passes through second baffle and closing plate fixed connection.
preferably, a groove 321 is formed above the cover body 32, the sensing switch 322 is fixedly installed in the groove 321, a protrusion 323 is disposed on a side portion of the cover body 32, the protrusion 323 is connected to the drying box 21 by a snap fit, the protrusion 323 is electrically connected to the sensing switch 322, and the sensing switch 322 is electrically connected to the blower 225. When the cover body is closed, the induction switch is switched off, the air feeder stops working, and when the cover body is opened, the induction switch is switched on, and the air feeder starts working.
Principle of operation
placing a dry sample on the placing layer, sealing the opening of the drying box, operating the vacuum pump, pumping out air in the drying box, and heating the drying box by the heating device to raise the temperature; after drying, open the lid, the forced draught blower work, the wind that blows out among the air curtain device keeps off inside hot-blast in the drying cabinet, avoids hot-blast scalding the experimenter in the drying cabinet.
It should be understood that the above description of the embodiments of the present invention is only for illustrating the technical lines and features of the present invention, and the purpose of the present invention is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention accordingly, but the present invention is not limited to the above specific embodiments. All changes and modifications that come within the scope of the claims are to be embraced within their scope.
Claims (9)
1. A vacuum drying oven, comprising an open box body (2) and a cover body (3) for closing a side opening, is characterized in that,
A sealing rubber strip (31) is arranged at the opening of the box body (2) along the edge of the opening;
The cover body (3) comprises a cover body (32), a sealing plate (33) and a condensate collecting tank (331), the cover body (32) is rotatably connected with the box body (2), the sealing plate (33) is fixedly arranged on the inner side of the cover body (32), the condensate collecting tank (331) is horizontally and fixedly arranged on the inner side of the sealing plate (33), and an opening of the condensate collecting tank (331) is upward;
When the cover body closes the opening, the sealing plate (33) is tightly attached to the sealing rubber strip (31).
2. vacuum drying box according to claim 1, characterised in that the condensate collection trough (331) is provided at the bottom of the sealing plate (33).
3. a vacuum drying oven according to claim 1, characterized in that the condensate collection trough (331) comprises a curved plate, a first baffle and a second baffle;
The first end of the curved surface plate in the curved surface direction is fixedly connected with the sealing plate (33), and the second end of the curved surface plate in the curved surface direction is positioned above the first end of the curved surface direction;
the first end of the curved plate in the length direction is fixedly connected with the sealing plate (33) through a first baffle, and the second end of the curved plate in the length direction is fixedly connected with the sealing plate (33) through a second baffle.
4. Vacuum drying box according to any of claims 1 to 3, characterized in that the condensate collection trough (331) is made in one piece with the sealing plate (33).
5. vacuum drying oven according to claim 4, characterized in that the cabinet (2) comprises a drying oven (21), the drying oven (21) being shaped as a cuboid;
the drying box (21) is internally provided with sliding grooves and object placing plates (212), and every two sliding grooves and one object placing plate (212) form a layer of placing layer;
The two sliding grooves are respectively installed on the drying box side plates which are oppositely arranged, and two ends of one object placing plate (212) are respectively in sliding connection with the two sliding grooves, so that the object placing plate is horizontally placed.
6. vacuum drying oven according to claim 5, characterized in that five layers are arranged in the oven (21), with evenly distributed runners mounted on the side panels of the same oven.
7. The vacuum drying oven according to claim 5, wherein the sliding groove is a guide sliding strip (211) with a groove at the middle part, and two ends of the object placing plate (212) are matched with the groove on the guide sliding strip (211).
8. The vacuum drying oven according to claim 5, wherein the object plate (212) is provided with a plurality of through holes (216) penetrating through the object plate.
9. The vacuum drying oven according to claim 5, characterized in that the oven side panels are formed by stacking a stainless steel layer (217) and an insulating layer (218), the stainless steel layer being in contact with the interior environment of the oven.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920551216.5U CN209783133U (en) | 2019-04-22 | 2019-04-22 | Vacuum drying oven |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920551216.5U CN209783133U (en) | 2019-04-22 | 2019-04-22 | Vacuum drying oven |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209783133U true CN209783133U (en) | 2019-12-13 |
Family
ID=68803647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920551216.5U Expired - Fee Related CN209783133U (en) | 2019-04-22 | 2019-04-22 | Vacuum drying oven |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209783133U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109974401A (en) * | 2019-04-22 | 2019-07-05 | 东北大学 | A kind of vacuum oven |
-
2019
- 2019-04-22 CN CN201920551216.5U patent/CN209783133U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109974401A (en) * | 2019-04-22 | 2019-07-05 | 东北大学 | A kind of vacuum oven |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191213 Termination date: 20210422 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |