CN202336579U - Row-type vacuum nitrogen box - Google Patents
Row-type vacuum nitrogen box Download PDFInfo
- Publication number
- CN202336579U CN202336579U CN2011204921426U CN201120492142U CN202336579U CN 202336579 U CN202336579 U CN 202336579U CN 2011204921426 U CN2011204921426 U CN 2011204921426U CN 201120492142 U CN201120492142 U CN 201120492142U CN 202336579 U CN202336579 U CN 202336579U
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- vacuum
- nitrogen
- valve
- case
- pipeline
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Abstract
The utility model relates to a row-type vacuum nitrogen box which comprises a vacuum pump, a vacuum tank, a vacuum valve, a vacuum pipeline, a nitrogen tank, a nitrogen valve, a nitrogen pipeline and vacuum nitrogen boxes, and is characterized in that the at least more than three vacuum nitrogen boxes are arranged into a row; all the vacuum nitrogen boxes are communicated with the vacuum pipeline and the nitrogen pipeline at the same time; the nitrogen pipeline is connected with the nitrogen tank by the vacuum valve; the vacuum pipeline is communicated with the vacuum tank by the vacuum valve; and the vacuum pump is used for maintaining the vacuum state of a whole device by the vacuum tank. The row-type vacuum nitrogen box is suitable for storing products which are easily oxidized in a large scale, is simple in structure, easy to operate, good in sealing effect and remarkable in anti-oxidation effect, and low in cost.
Description
Technical field
The utility model relates to a kind of vacuum nitrogen case, particularly relates to a kind of townhouse formula vacuum nitrogen case that is prone to oxygenated products that stores in enormous quantities that can be used for.
Background technology
Sintered Nd-Fe-B permanent magnetic material is since last century, the eighties was come out; It is the strongest to have become contemporary magnetic; The magnetic material that cost performance is the highest, it not only has excellent specific properties such as high remanent magnetism, high-coercive force, high energy product, and is processed into the magnet of different shape, specification easily.Therefore be widely used in the device and the equipment of permanent-magnetic fields such as electroacoustic telecommunication, motor, instrument, nuclear magnetic resonance, magnetic suspension and magnetic seal, be specially adapted to make various high-performance, complex-shaped product.
The production of high-performance neodymium-iron-boron magnet is very high to the requirement of anaerobic technology, walks especially that scale ingot casting, hydrogen are quick-fried, airflow milling, moulding, sintering process produce route, and the Magnaglo granularity is thinner, oxygen content is lower; Product oxidation more easily; In case the product oxidation, not only magnetic property is affected, and product is scrapped easily; Influence the time of delivery, increased loss.The key of anaerobic technology just before moulding with moulding after during this period of time.Finally putting into sintering furnace entering next process to product after the formed product need be through after a while, if do not carry out protection against oxidation during this period, product subsurface just is easy to oxidation, has influence on the performance of final magnet.
The nitrogen protection case can be realized the requirement of product non-oxidation; But single nitrogen protection case can not satisfy requirement of mass production, and nitrogen protection case in the past can not accomplish the sealing, can cause the leakage of nitrogen; Increase nitrogen and used high-volume, increased cost.
The utility model content
The purpose of the utility model is to provide a kind of townhouse formula vacuum nitrogen case that is prone to oxygenated products that stores in enormous quantities that can be used for, and this device structure is simple, and obturation effect is good, and oxidation-protective effect is remarkable.
The townhouse formula vacuum nitrogen case of the utility model; It comprises vavuum pump 1, vacuum tank 2, vacuum valve 6, vacuum pipe 4, nitrogen pot 3, nitrogen valve 7, nitrogen pipeline 5 and vacuum nitrogen case, it is characterized in that: said vacuum nitrogen case is at least more than three and by the townhouse formula to be put; Each vacuum nitrogen case all is connected with vacuum pipe 4 and nitrogen pipeline 5 simultaneously; Nitrogen pipeline 5 links to each other with nitrogen pot 3 through nitrogen valve 7; Vacuum pipe 4 is communicated with vacuum tank 2 through vacuum valve 6, and vavuum pump 1 is kept the vacuum state of whole device through vacuum tank 2.
Preferably, said vacuum nitrogen case is connected with vacuum pipe 4 and is to lay respectively at through connection that two vacuum valves on vacuum nitrogen case and the vacuum pipe 4 realize.
Preferably, said vacuum nitrogen case is connected with nitrogen pipeline 5 and is to lay respectively at through connection that two nitrogen valves on vacuum nitrogen case and the nitrogen pipeline 5 realize.
Preferably, described vacuum valve and nitrogen valve can not be opened simultaneously, will close the nitrogen valve when vacuum valve is opened; To close vacuum valve during same nitrogen valve open.
Preferably, said vacuum nitrogen case also comprises charging aperture and the nitrogen air inlet of putting into and take out material, and all there is vacuum sealing device at said charging aperture and nitrogen air inlet place.
Preferably, said vacuum nitrogen case also comprises the discharging opening that is used to take out material, and there is vacuum sealing device at said discharging opening place.
Preferably, said vacuum sealing device is the vacuum seal pad.
Because in the vacuum nitrogen case in the utility model is barotropic state all the time, can prevent air intrusion vacuum nitrogen case, thereby effectively completely cut off oxygen, and then protect product that anaerobic is effective.Service efficiency is high, can be suitable for large-scale production according to actual production level increase and decrease vacuum nitrogen box number.The nitrogen utilization rate is high, reduces production costs.
Description of drawings
Fig. 1 is the structural representation of the utility model townhouse formula vacuum nitrogen case.
The specific embodiment
The operation principle of the utility model is: this equipment is made up of the vacuum nitrogen case of putting by the townhouse formula, vacuum equipment, nitrogen pipeline equipment and a series of by-pass valve control.Its vacuum equipment is made up of vavuum pump, vacuum tank and vacuum valve and vacuum pipe; Its nitrogen pipeline equipment is made up of nitrogen pot, nitrogen valve and nitrogen pipeline.As shown in Figure 1; The X1 to X8 of below is a vacuum pumping nitrogen box that fitly is arranged in together; These vacuum nitrogen casees are wanted more than three at least, and the upper left side is vavuum pump 1 and vacuum tank 2, and they link to each other with vacuum pipe 4 through vacuum valve 6; Have on the vacuum pipe 4 and the corresponding vacuum valve of vacuum nitrogen case number Z11 to Z81, link to each other with vacuum valve Z12 to Z82 on the vacuum nitrogen case through them.The upper right side is a nitrogen pot 3, and it links to each other with nitrogen pipeline 5 through nitrogen valve 7, has on the nitrogen pipeline 5 and the corresponding nitrogen valve of vacuum nitrogen case number D11 to D81, links to each other with nitrogen valve D12 to D82 on the vacuum nitrogen case through them.Under the situation of inoperation vacuum nitrogen case; Promptly do not pick and place under the situation of article from the vacuum nitrogen case; Nitrogen valve on the nitrogen pipeline and the nitrogen valve on the vacuum nitrogen case are closed simultaneously; Vacuum valve on vacuum valve on the vacuum pipe and the vacuum nitrogen case number is opened simultaneously, and they are under the state of vacuum the vacuum nitrogen case; If operation vacuum nitrogen case; Must close vacuum valve and the vacuum valve on the vacuum nitrogen case number on the vacuum pipe so simultaneously; Open nitrogen valve and the nitrogen valve on the vacuum nitrogen case on the nitrogen pipeline then, in the whole process of operation, nitrogen valve on the nitrogen pipeline and the nitrogen valve on the vacuum nitrogen case are all being opened always; Nitrogen is filling all the time; Not only can protect product not oxidized, can also make the vacuum nitrogen case remain on a barotropic state, can not let air leak into vacuum nitrogen case.
Can have only a charging aperture on the vacuum nitrogen case, be used to put into and take out material; Also can comprise charging aperture and discharging opening simultaneously, charging aperture is put into material specially, and discharging opening is specifically designed to the taking-up material.All charging apertures, discharging opening and nitrogen air inlet all have vacuum sealing device, to guarantee the airtight and vacuum of vacuum nitrogen case.Vacuum sealing device commonly used is a vacuum pad.
The method of operating of each vacuum nitrogen case is all identical, and a townhouse formula vacuum nitrogen case can comprise many vacuum nitrogen casees, and each vacuum nitrogen case is all separate, can not influence each other.When charging or discharging; Air inlet fill into be highly purified nitrogen; Can make the stored material in the vacuum nitrogen case, obtain the protection of high-purity nitrogen like molded neodymium iron boron magnetic body, its vacuum port is connected with vacuum pipe; Can after charging aperture, discharging opening and air inlet are all sealed, vacuumize, the molded neodymium iron boron magnetic body in the vacuum nitrogen case is preserved under the condition of anaerobic.
Because in the vacuum nitrogen case is barotropic state all the time, can prevent air intrusion vacuum nitrogen case, thereby effectively completely cut off oxygen, and then protect product that anaerobic is effective.Service efficiency is high, can be suitable for large-scale production according to actual production level increase and decrease vacuum nitrogen box number.After having operated the vacuum nitrogen case, after its charging aperture is sealed with vacuum seal, thereby the nitrogen valve closing has been closed air inlet; Just vacuumize then, make product remain on anaerobic state, do not need the inflated with nitrogen protection this moment; Just practiced thrift nitrogen, the nitrogen utilization rate is high, reduces production costs.
Claims (7)
1. townhouse formula vacuum nitrogen case; It comprises vavuum pump (1), vacuum tank (2), vacuum valve (6), vacuum pipe (4), nitrogen pot (3), nitrogen valve (7), nitrogen pipeline (5) and vacuum nitrogen case, it is characterized in that: said vacuum nitrogen case is at least more than three and by the townhouse formula to be put; Each vacuum nitrogen case all is connected with vacuum pipe (4) and nitrogen pipeline (5) simultaneously; Nitrogen pipeline (5) links to each other with nitrogen pot (3) through nitrogen valve (7); Vacuum pipe (4) is communicated with vacuum tank (2) through vacuum valve (6), and vavuum pump (1) is kept the vacuum state of whole device through vacuum tank (2).
2. townhouse formula vacuum nitrogen case as claimed in claim 1 is characterized in that: it is that two vacuum valves through connection lays respectively on vacuum nitrogen case and the vacuum pipe (4) are realized that said vacuum nitrogen case is connected with vacuum pipe (4).
3. townhouse formula vacuum nitrogen case as claimed in claim 1 is characterized in that: it is that two nitrogen valves through connection lays respectively on vacuum nitrogen case and the nitrogen pipeline (5) are realized that said vacuum nitrogen case is connected with nitrogen pipeline (5).
4. like claim 2 or 3 described townhouse formula vacuum nitrogen casees, it is characterized in that: described vacuum valve and nitrogen valve can not be opened simultaneously, will close the nitrogen valve when vacuum valve is opened; To close vacuum valve during same nitrogen valve open.
5. townhouse formula vacuum nitrogen case as claimed in claim 1 is characterized in that: said vacuum nitrogen case also comprises charging aperture and the nitrogen air inlet of putting into and take out material, and all there is vacuum sealing device at said charging aperture and nitrogen air inlet place.
6. townhouse formula vacuum nitrogen case as claimed in claim 5, it is characterized in that: said vacuum nitrogen case also comprises the discharging opening that is used to take out material, there is vacuum sealing device at said discharging opening place.
7. like claim 5 or 6 described townhouse formula vacuum nitrogen casees, it is characterized in that: said vacuum sealing device is the vacuum seal pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204921426U CN202336579U (en) | 2011-12-01 | 2011-12-01 | Row-type vacuum nitrogen box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204921426U CN202336579U (en) | 2011-12-01 | 2011-12-01 | Row-type vacuum nitrogen box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202336579U true CN202336579U (en) | 2012-07-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204921426U Expired - Lifetime CN202336579U (en) | 2011-12-01 | 2011-12-01 | Row-type vacuum nitrogen box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202336579U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105501718A (en) * | 2015-12-01 | 2016-04-20 | 中磁科技股份有限公司 | Fast oxygen exhaust system for powder silo |
-
2011
- 2011-12-01 CN CN2011204921426U patent/CN202336579U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105501718A (en) * | 2015-12-01 | 2016-04-20 | 中磁科技股份有限公司 | Fast oxygen exhaust system for powder silo |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120718 |