CN211716992U - Drying device used in glove box - Google Patents
Drying device used in glove box Download PDFInfo
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- CN211716992U CN211716992U CN202020113663.5U CN202020113663U CN211716992U CN 211716992 U CN211716992 U CN 211716992U CN 202020113663 U CN202020113663 U CN 202020113663U CN 211716992 U CN211716992 U CN 211716992U
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- glove box
- oven
- drying apparatus
- vacuum pump
- gas cylinder
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model provides an use drying device in glove box, it includes: an oven disposed inside the glove box; the vacuum pump is arranged outside the glove box, is communicated with the oven through an exhaust pipe and is used for vacuumizing the oven; and the control system is arranged outside the glove box, is connected with the oven through a cable, and is used for outputting a preset heating control signal to the vacuumized oven so as to control the oven to perform heating operation. The utility model only arranges the oven inside the glove box, and the vacuum pump and the control system are arranged outside the glove box, thus realizing the separation arrangement of the oven, the vacuum pump and the control system, and greatly reducing the volume of the drying device in the glove box; and the vacuum pump and the control system are isolated outside the glove box, so that the operation is convenient, the equipment is convenient to overhaul and maintain, too many parts are prevented from being placed in the glove box, and the minimization of radioactive waste is realized.
Description
Technical Field
The utility model relates to a nuclear fuel production technical field, concretely relates to glove box is interior with drying device.
Background
In the nuclear fuel field, fuel pellets have very strict requirements on moisture content, and before the fuel pellets are loaded into fuel rods, the pellets need to be dried. Because of the high radioactivity and toxicity of some of the fuel pellets, the drying operation needs to be performed in a glove box.
However, the existing common drying device has large volume, is inconvenient to operate when being placed in a glove box, and is also not beneficial to equipment maintenance in the glove box. Moreover, placing too many parts into the glove box increases the amount of radioactive waste generated.
In order to adapt to pellet drying operation, the art needs to design a drying device which is small in size, convenient to operate and easy to overhaul and maintain.
SUMMERY OF THE UTILITY MODEL
The present invention has been made to solve, at least in part, the technical problems occurring in the prior art.
Solve the utility model discloses the technical scheme that technical problem adopted is:
the utility model provides an use drying device in glove box, it includes:
an oven disposed inside the glove box;
the vacuum pump is arranged outside the glove box, is communicated with the oven through an exhaust pipe and is used for vacuumizing the oven; and the number of the first and second groups,
and the control system is arranged outside the glove box, is connected with the oven through a cable, and is used for outputting a preset heating control signal to the vacuumized oven so as to control the oven to perform heating operation.
Optionally, the oven comprises: a heating body and a sealing door; the end part of the heating body is opened, and the opening is inwards sunken to form an inner cavity; the sealing door is arranged at the opening of the heating body; the control system is connected with the heating body through a cable.
Optionally, a joint is arranged at the part of the exhaust tube penetrating through the glove box; and the part of the exhaust tube outside the glove box is provided with an automatic valve.
Optionally, a part of the suction tube located in the glove box is provided with a manual valve.
Optionally, the vacuum pump is further communicated with the inside of the glove box through an exhaust pipe.
Optionally, a joint is arranged at the part of the exhaust pipe penetrating through the glove box; and the part of the exhaust pipe outside the glove box is provided with an automatic valve.
Optionally, the portion of the cable passing through the glove box is provided with an aviation plug.
Optionally, the drying device further comprises: and the inert gas cylinder is arranged outside the glove box, is communicated with the oven through a gas cylinder pipeline and is used for inputting inert gas into the oven after drying is finished.
Optionally, a joint is arranged at the part of the gas cylinder pipeline penetrating through the glove box; and an automatic valve is arranged at the part of the gas cylinder pipeline outside the glove box.
Optionally, the part of the gas cylinder pipeline positioned in the glove box is provided with a manual valve.
Has the advantages that:
the drying device used in the glove box only arranges the drying oven inside the glove box, and the vacuum pump and the control system are both arranged outside the glove box, so that the separation arrangement of the drying oven, the vacuum pump and the control system is realized, and the volume of the drying device in the glove box is greatly reduced; and the vacuum pump and the control system are isolated outside the glove box, so that the operation is convenient, the equipment is convenient to overhaul and maintain, too many parts are prevented from being placed in the glove box, and the minimization of radioactive waste is realized.
Drawings
Fig. 1 is a schematic structural view of a drying device for use in a glove box according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of the oven of FIG. 1;
fig. 3 is a cross-sectional view of the oven of fig. 1.
In the figure: 1-inert gas cylinder; 2-gas cylinder pipeline; 3-an exhaust pipe; 4-an exhaust pipe; 5-an automatic valve; 6-a linker; 7-manual valve; 8-glove box; 9-baking oven; 10-a cable; 11-an aviation plug; 12-a control system; 13-a computer; 14-a vacuum pump; 15-a sealing door; 16-a heating body; 17-inner cavity.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in further detail with reference to the accompanying drawings and examples.
To the great and problem that leads to of current drying device volume, the embodiment of the utility model provides an interior drying device that uses of glove box for the material is in the stoving operation of glove box, and specially adapted radioactive material (like the pellet) is in the stoving operation of glove box.
As shown in fig. 1, the drying apparatus includes: oven 9, vacuum pump 14 and control system 12.
Wherein the oven 9 is disposed inside the glove box 8.
The vacuum pump 14 is arranged outside the glove box 8 and communicated with the oven 9 through the exhaust tube 3, and is used for vacuumizing the oven 9.
The control system 12 is disposed outside the glove box 8, and is connected to the oven 9 through a cable 10, and is configured to output a preset heating control signal to the vacuumized oven 9, so as to control the oven 9 to perform a heating operation, thereby drying the materials (such as pellets) in the oven 9. Predetermine heating control signal and contain oven 9's heating temperature, heat time isoparametric for control oven 9's heating temperature and heat time etc. nevertheless the utility model discloses do not limit to this, other control parameters can be added in predetermineeing heating control signal according to actual conditions still to the technical staff in the field to accomplish pellet stoving better.
In the embodiment, only the oven is arranged in the glove box, and the vacuum pump and the control system are arranged outside the glove box, so that the oven, the vacuum pump and the control system are arranged in a separated manner, and the volume of the drying device in the glove box is greatly reduced; and the vacuum pump and the control system are isolated outside the glove box, so that the operation is convenient, the equipment is convenient to overhaul and maintain, too many parts are prevented from being placed in the glove box, and the minimization of radioactive waste is realized.
As shown in fig. 2 and 3, the oven 9 includes: a heating body 16 and a sealing door 15.
Wherein the end of the heating body 16 is open and recessed inwardly at the opening to form an inner cavity 17. The sealing door 15 is provided at the opening of the heating body 16.
The vacuum pump 14 communicates with the inner chamber 17 through the exhaust tube 3 to evacuate the inner chamber 17 to a vacuum state. The control system 12 is connected to the heating body 16 through the cable 10, and outputs a preset heating control signal to the heating body 16 to control the heating body 16 after vacuuming to perform corresponding heating operation.
As shown in fig. 1, a portion of the suction tube 3 passing through the glove box 8 is provided with a joint 6 to facilitate the mounting of the suction tube; the part of the exhaust tube 3 outside the glove box 8 is provided with an automatic valve 5 so as to automatically control the on-off of the exhaust tube.
When the automatic valve 5 is out of order and needs to be replaced, a manual valve 7 is further arranged on the part of the exhaust tube 3 in the glove box 8, and the air path can be cut off manually through the manual valve 7, and then the automatic valve 5 is replaced.
As shown in fig. 1, the vacuum pump 14 is also communicated with the inside of the glove box 8 through the exhaust pipe 4, so that the exhaust gas of the vacuum pump 14 is exhausted back into the glove box 8 through the exhaust pipe 4, and leakage of radioactive materials is avoided.
As shown in fig. 1, a portion of the exhaust pipe 4 passing through the glove box 8 is provided with a joint 6 to facilitate installation of the exhaust pipe; the part of the exhaust pipe 4 outside the glove box 8 is provided with an automatic valve 5 so as to automatically control the on-off of the exhaust pipe.
As shown in fig. 1, the portion of the cable 10 passing through the glove box 8 is provided with an air plug 11.
The aviation plug is an electromechanical element connected with an electric circuit, and the cable 10 is disconnected through the aviation plug 11 when passing through the glove box 8, so that the glove box can be sealed, and the equipment is convenient to overhaul and maintain.
As shown in fig. 1, the drying apparatus further includes: and the inert gas cylinder 1 is arranged outside the glove box 8, is communicated with the inner cavity 17 of the oven 9 through a gas cylinder pipeline 2, and is used for inputting inert gas into the inner cavity 17 after drying is finished, so that inert gas protection is provided for the oven 9. As for the kind of the inert gas, it can be selected by those skilled in the art according to the actual situation, and the present invention is not limited to the kind thereof.
As shown in fig. 1, the portion of the gas cylinder pipeline 2 passing through the glove box 8 is provided with a joint 6 to facilitate the installation of the gas cylinder pipeline; the part of the gas cylinder pipeline 2 outside the glove box 8 is provided with an automatic valve 5 so as to automatically control the on-off of the gas cylinder pipeline.
When the automatic valve 5 is in failure and needs to be replaced, a manual valve 7 is further arranged on the part, located in the glove box 8, of the gas cylinder pipeline 2, the gas circuit can be manually cut off through the manual valve 7, and then the automatic valve 5 is replaced.
As shown in fig. 1, the control system 12 may also be connected to a computer 13 to write or rewrite a preset heating control signal to the control system 12 through the computer 13. Of course, the preset heating control signal may also be provided directly within the control system 12.
The working principle of the drying device used in the glove box of the present invention is described below with reference to fig. 1 to 3:
under the normal operating mode, the artifical material that will dry is put into the interior cavity 17 of oven 9 to close sealing door 15, later open vacuum pump 14 and take out to the vacuum state in the cavity 17, rethread control system 12 starts heating body 16 and dries the material, after the stoving is accomplished, open inert gas cylinder 1 and inject inert gas into to interior cavity 17, let the material along with oven 9 cooling to room temperature, open sealing door 15 at last, take out the material and accomplish the stoving operation.
The utility model provides an use drying device in glove box, with heating part and control part separation, and with heating part and evacuation part separation, the heating part is arranged in the glove box, control part and evacuation part are arranged in outside the glove box, and be connected control part and heating part through the cable, and communicate evacuation part and heating part through the exhaust tube, can realize glove box inner core piece stoving operation, it keeps apart outside the glove box to have realized vulnerable part and auxiliary system again, can make things convenient for equipment to examine and maintain, radioactive waste's minimizing has still been realized, it is more convenient to make to carry out the stoving operation to fuel core piece in the glove box, and is reliable.
It is to be understood that the above embodiments are merely exemplary embodiments that have been employed to illustrate the principles of the present invention, and that the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit and substance of the invention, and these modifications and improvements are also considered to be within the scope of the invention.
Claims (10)
1. The utility model provides an interior drying device that uses of glove box which characterized in that includes:
an oven disposed inside the glove box;
the vacuum pump is arranged outside the glove box, is communicated with the oven through an exhaust pipe and is used for vacuumizing the oven; and the number of the first and second groups,
and the control system is arranged outside the glove box, is connected with the oven through a cable, and is used for outputting a preset heating control signal to the vacuumized oven so as to control the oven to perform heating operation.
2. The inside glove box drying apparatus as claimed in claim 1, wherein the oven comprises: a heating body and a sealing door; the end part of the heating body is opened, and the opening is inwards sunken to form an inner cavity; the sealing door is arranged at the opening of the heating body; the control system is connected with the heating body through a cable.
3. The glove box interior drying apparatus as claimed in claim 1, wherein a portion of the suction tube penetrating the glove box is provided with a joint; and the part of the exhaust tube outside the glove box is provided with an automatic valve.
4. The glove box interior drying apparatus as claimed in claim 3, wherein a portion of the suction tube located inside the glove box is provided with a manual valve.
5. The glove box interior drying apparatus as claimed in claim 1, wherein the vacuum pump is further communicated with the glove box interior through an exhaust duct.
6. The inside glove box drying apparatus as claimed in claim 5, wherein the portion of the exhaust duct passing through the glove box is provided with a joint; and the part of the exhaust pipe outside the glove box is provided with an automatic valve.
7. The glove box interior drying apparatus as claimed in claim 1, wherein the portion of the cable passing through the glove box is provided with an aviation plug.
8. The inside glove box drying apparatus as claimed in claim 1, further comprising: and the inert gas cylinder is arranged outside the glove box, is communicated with the oven through a gas cylinder pipeline and is used for inputting inert gas into the oven after drying is finished.
9. The glove box interior drying apparatus as claimed in claim 8, wherein a portion of the gas cylinder line passing through the glove box is provided with a joint; and an automatic valve is arranged at the part of the gas cylinder pipeline outside the glove box.
10. The glove box interior drying apparatus as claimed in claim 9, wherein a portion of the gas cylinder line inside the glove box is provided with a manual valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020113663.5U CN211716992U (en) | 2020-01-17 | 2020-01-17 | Drying device used in glove box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020113663.5U CN211716992U (en) | 2020-01-17 | 2020-01-17 | Drying device used in glove box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211716992U true CN211716992U (en) | 2020-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020113663.5U Active CN211716992U (en) | 2020-01-17 | 2020-01-17 | Drying device used in glove box |
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| CN (1) | CN211716992U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113028753A (en) * | 2021-03-16 | 2021-06-25 | 中国原子能科学研究院 | Vacuum drying device |
| CN114111320A (en) * | 2021-11-25 | 2022-03-01 | 常州卓升干燥设备有限公司 | Material drying device and using method |
-
2020
- 2020-01-17 CN CN202020113663.5U patent/CN211716992U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113028753A (en) * | 2021-03-16 | 2021-06-25 | 中国原子能科学研究院 | Vacuum drying device |
| CN114111320A (en) * | 2021-11-25 | 2022-03-01 | 常州卓升干燥设备有限公司 | Material drying device and using method |
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