CN2652567Y - Uniform flow type double layer vessel for tungsten powder reduction - Google Patents
Uniform flow type double layer vessel for tungsten powder reduction Download PDFInfo
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- CN2652567Y CN2652567Y CN 03253384 CN03253384U CN2652567Y CN 2652567 Y CN2652567 Y CN 2652567Y CN 03253384 CN03253384 CN 03253384 CN 03253384 U CN03253384 U CN 03253384U CN 2652567 Y CN2652567 Y CN 2652567Y
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- boat
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- base plate
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Abstract
The utility model discloses an average flow double-layer boat for reduction of tungsten powder, which comprises an upper boat and a lower boat, the upper and lower boat comprises a front plate, a rear plate, two side plates and a base plate. The front plate of the upper boat is inclined and linked with the two side plates and the base plate, the front part of the two side plates of the upper boat is slightly inclined inwards, the bottom of the upper boat is separately butt-jointed with a front support, a middle support and a rear support that is separately provided with a seat support; the front support comprises a L-type front flashboard, one end of L-type front flashboard is detachable and kept against inner wall of the front plate of the lower boat and the outer wall of the front flashboard is detachable and kept against inner wall of a side plate of the lower boat; the rear support comprises a rear flashboard and outer wall of the rear flashboard is detachable and kept against inner wall of a side plate of the lower boat. With such structure, air flow from the upper bloat and the lower boat is the same, which ensures tungsten powder with the same granularity can be produced with the same carrying capacity and guarantee steady product quality.
Description
Technical field
The utility model belongs to the Metal smelting field, particularly relates to a kind of double-deck boat of the equal flow pattern of tungsten powder reductive that is used for.
Background technology
Tungsten is a kind of infusible metal, fusing point up to 3410 ℃ about, its hardness height, ductility is strong, be not subjected to the erosion of air under the normal temperature,, make that the range of application of tungsten powder is comparatively extensive just because of tungsten has these characteristics, as can be used for preparing high-density alloy, be applied to automatic watch pendulum, telecommunication ticker, aircraft balanced plate, anti-χ ray, alpha-ray, gamma-rays protecting sheet or the like; Also can be used for preparing electrical alloy, as high-voltage contact etc.At present, CEMENTED CARBIDE PRODUCTION producer has quite a few to use double-deck boat both at home and abroad, even the multilayer boat comes also original production tungsten powder, when adopting double-deck boat, on it, the shape of lower floor's boat is basic identical, and the upper strata is slightly less than lower floor, be provided with some supporting seats in the bottom on upper strata, the upper strata is erected on the lower floor by supporting seat, this structure one is because last, gap between lower floor's boat and the outside is inequality, cause in the inflow, the amounts of hydrogen of lower floor's boat is inequality, and the amounts of hydrogen that general upper strata flows into is more than lower floor, has so just caused the globule size of tungsten powder reduction back levels inequality, after adopting this structure, when last, when the charge amount of lower floor's boat is identical, on then production result is, globule size difference after lower floor's tungsten powder reduction is big, if will make, the tungsten powder particle-size size that lower floor's boat is produced is identical, on then must being, the charge amount of lower floor's boat is inequality can, like this, just brought the cumbersome of operating process, the energy consumption of unit product is increased; The 2nd, because the upper strata boat produces on lower floor's boat easily and moves forward and backward, when shifting to lower floor's boat anterior, the hydrogen influx of this lower floor's boat obviously reduces, when shifting to the rear portion of lower floor's boat, the hydrogen influx of this lower floor's boat obviously increases, and has just caused the instability of quality product, and the upper strata boat move also can cause in the boat of upper strata material bed inhomogeneous, cause thicker material bed place to remain, caused the instability of quality product equally at unreduced tungsten oxide.
The utility model content
The purpose of this utility model is to overcome the deficiency of prior art, and a kind of double-deck boat of the equal flow pattern of tungsten powder reductive that is used for is provided, and makes that preparation process is simple, the unit use cost reduces, constant product quality.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of double-deck boat of the equal flow pattern of tungsten powder reductive that is used for, it comprises boat on, boat once, last boat detachably is set up in down on the boat, on, following boat is by header board, back plate, biside plate and base plate constitute, the header board of last boat is skewed and connects with biside plate and base plate stationary phase, the front portion of last boat biside plate slopes inwardly slightly, the bottom of last boat symmetry respectively is connected to preceding bearing, middle bearing, rear support, its preceding bearing, middle bearing, be equipped with on the rear support and can be used for the mounting of frame by following boat; Also include " L " type front card on the preceding bearing, preceding mounting connects with the outer side wall stationary phase of " L " type front card, " L " end and the base plate of " L " type front card are fixedly connected, the other end detachably relies on down the inwall of boat header board, and the front card outer side wall detachably is posted by down on the side plate inwall of boat; Rear support also includes back card/back board, and back mounting connects with the outer side wall stationary phase of back card/back board, and an end and the base plate of back card/back board are fixedly connected, and the back card/back board outer side wall detachably is posted by down on the side plate inwall of boat.
In use, following boat is by header board, back plate, biside plate, base plate encloses to connect and forms, formation one has the boat of rectangle cavity, can place in the cavity and be used to reduce the material of tungsten powder, last boat is also by header board, back plate, biside plate, base plate encloses to connect and forms, the cavity that is surrounded can be placed and be used to reduce the material of tungsten powder, the header board of last boat is skewed and connects with its biside plate and base plate stationary phase, the front portion of last boat biside plate slopes inwardly slightly, formed a tip shape like this in the front portion of last boat, can help directing air flow and enter down boat, the bottom of last boat symmetry respectively is connected to preceding bearing, middle bearing, rear support, its preceding bearing, middle bearing, be equipped with on the rear support and can be used for the mounting of frame by following boat; When last boat was placed on down on the boat, the mounting on preceding bearing, middle bearing, the rear support was pressed against down the upper edge of boat biside plate respectively; On preceding bearing, also has " L " type front card, preceding mounting connects with the outer side wall stationary phase of " L " type front card, " L " end and the base plate of " L " type front card are fixedly connected, when last boat is placed on down on the boat, the front card outer side wall just abuts in down on the side plate inwall of boat, " L " the other end then just leans the inwall at following boat header board, makes upper and lower boat in its bigger gap of anterior generation, has equaled to strengthen the inlet mouth of time boat; Also have back card/back board on rear support, back mounting connects with the outer side wall stationary phase of back card/back board, and an end and the base plate of back card/back board are fixedly connected, and when last boat was placed on down on the boat, the back card/back board outer side wall just abutted in down on the side plate inwall of boat.Like this, when last boat was placed on down on the boat, last boat can be relatively fixed with respect to too big the moving of boat do down basically; When some groups upper and lower boats are mobile in boiler tube, the air-flow that boat enters under it increases under the guide functions of the anterior tip of last boat greatly, make that the amounts of hydrogen that enters upper and lower boat is identical, under the identical situation of upper and lower boat charge amount, can produce the tungsten powder of same granularity.
The beneficial effects of the utility model are, because having adopted the header board that will go up boat to form one skewedly connects with its biside plate and base plate stationary phase, the front portion of last boat biside plate made slightly slope inwardly, and the front card that makes boat leans on the inwall of following boat header board, can make down like this and form bigger gap between the front portion of boat and the last boat, the amounts of hydrogen that boat is entered can increase many, and go up the boat header board skewedly also have a guide functions preferably, more help the inflow of hydrogen, like this, just formed the double-deck boat of equal flow pattern, make, the air-flow that following boat flows into is identical, can be implemented under the identical situation of charge amount, produces the tungsten powder of same granularity, make whole process of preparation simplify, the unit use cost obtains to reduce greatly; Owing to respectively be connected to front card and back card/back board at last boat front and rear, one " L " type end of front card leans the inwall at following boat header board, the front card outer side wall abuts in down on the side plate inwall of boat, and the back card/back board outer side wall abuts in down on the side plate inwall of boat, make the boat relative fixed on following boat, last, following boat moves forward in the process, last boat can be with respect to boat generation displacement down, after having avoided last boat to move, cause the hydrogen influx of lower floor's boat to change, and the unstable product quality that causes, simultaneously, also can avoid causing thicker material bed place to remain, and having caused the instability of quality product because material bed inhomogeneous in the upper strata boat that activity caused of upper strata boat at unreduced tungsten oxide.
Description of drawings
Below in conjunction with drawings and Examples the utility model is described in further detail; But the double-deck boat of the equal flow pattern of tungsten powder reductive that is used for of the present utility model is not limited to embodiment.
Fig. 1 is a structural map of the present utility model;
Fig. 2 is a structure decomposition map of the present utility model;
Fig. 3 is the front view of boat on the utility model;
Fig. 4 is the vertical view of boat on the utility model;
Fig. 5 is the left view of boat on the utility model;
Fig. 6 is the right view of boat on the utility model;
Fig. 7 is the sectional view along A-A line among Fig. 4.
Embodiment
Shown in accompanying drawing, the double-deck boat of the equal flow pattern of tungsten powder reductive that is used for of the present utility model, it comprises boat 1 on, boat 2 once, last boat 1 detachably is set up in down on the boat 2, following boat is enclosed to connect and is formed by header board, back plate, biside plate, base plate, forms one and has rectangular cavity; Last boat is made of header board 11, biside plate 12, base plate 13, back plate 14, the header board 11 of last boat 1 is skewed and connects with biside plate 12 and base plate 13 stationary phase, the front portion of last boat biside plate 12 slopes inwardly 121 slightly, the bottom of last boat 1 symmetry respectively is connected to preceding bearing 15, middle bearing 16, rear support 17, is equipped with on its preceding bearing 15, middle bearing 16, the rear support 17 to can be used for the mounting of frame by following boat; Wherein bearing 16 is mounting, preceding bearing 15 is made up of preceding mounting 151 and " L " type front card 152, preceding mounting 151 connects with the outer side wall stationary phase of " L " type front card 152, " L " end and the base plate 13 of " L " type front card 152 are fixedly connected, the other end detachably relies on down the inwall of boat 2 header boards, and front card 152 outer side walls detachably are posted by down on the side plate inwall of boat 2; Rear support 17 is by back mounting 171 and back card/back board 172, and back mounting 171 connects with the outer side wall stationary phase of back card/back board 172, and an end and the base plate 13 of back card/back board 171 are fixedly connected, and back card/back board 172 outer side walls detachably are posted by down on the side plate inwall of boat 2.
In use, following boat 2 is by header board, back plate, biside plate, base plate encloses to connect and forms, formation one has the boat of rectangle cavity, can place in the boat and be used to reduce the material of tungsten powder, last boat 1 is by header board 11, back plate 14, biside plate 12, base plate 13 encloses to connect and forms, formed cavity can be placed and be used to reduce the material of tungsten powder, the header board 11 of last boat 1 is skewed and connects with its biside plate 12 and base plate 13 stationary phase, the front portion of last boat 1 biside plate 12 slopes inwardly 121 slightly, formed a tip in the front portion of last boat like this, can help directing air flow and enter down boat 2, the bottom of last boat 1 symmetry respectively is connected to preceding bearing 15, middle bearing 16, rear support 17, its preceding bearing 15, middle bearing 16, be equipped with on the rear support 17 and can be used for the mounting of frame by following boat 2; Middle bearing 16 is a mounting, and when last boat 1 was placed on down on the boat 2, the mounting 171 of the mounting 151 of preceding bearing 15, middle bearing 16, rear support was pressed against down the upper edge of boat 2 biside plates respectively; Owing to also include " L " type front card 152 on the preceding bearing 15, preceding mounting 151 connects with the outer side wall stationary phase of " L " type front card 152, " L " end and the base plate 13 of " L " type front card 152 are fixedly connected, when last boat 1 is placed on down on the boat 2, front card 152 outer side walls just abut in down on the side plate inwall of boat 2, " L " the other end then just leans the inwall at following boat 2 header boards, make boat 1 and following boat 2 produce bigger gap, equaled to strengthen the inlet mouth of time boat 2 in its front portion; Owing to also include back card/back board 172 on the rear support 17, back mounting 171 connects with the outer side wall stationary phase of back card/back board 172, one end and the base plate 13 of back card/back board 172 are fixedly connected, and when last boat 1 was placed on down on the boat 2, back card/back board 172 outer side walls just abutted in down on the side plate inwall of boat 2.Like this, when last boat 1 was placed on down on the boat 2, last boat 1 can be relatively fixed with respect to too big the moving of boat 2 dos down basically; When some groups upper and lower boats are mobile in boiler tube, the air-flow that boat 2 enters under it increases under the guide functions of last boat 1 anterior tip greatly, make that the amounts of hydrogen that enters upper and lower boat is identical, under the identical situation of upper and lower boat charge amount, can produce the tungsten powder of same granularity.
Claims (1)
1. one kind is used for the double-deck boat of the equal flow pattern of tungsten powder reductive, it comprises boat on, boat once, last boat detachably is set up in down on the boat, upper and lower boat constitutes by header board, back plate, biside plate and base plate, the bottom of last boat symmetry respectively is connected to preceding bearing, middle bearing, rear support, is equipped with on its preceding bearing, middle bearing, the rear support to can be used for the mounting of frame by following boat; It is characterized in that: the header board of going up boat is skewed and connects with biside plate and base plate stationary phase, and the front portion of last boat biside plate slopes inwardly slightly; Also include " L " type front card on the preceding bearing, preceding mounting connects with the outer side wall stationary phase of " L " type front card, " L " end and the base plate of " L " type front card are fixedly connected, the other end detachably relies on down the inwall of boat header board, and the front card outer side wall detachably is posted by down on the side plate inwall of boat; Rear support also includes back card/back board, and back mounting connects with the outer side wall stationary phase of back card/back board, and an end and the base plate of back card/back board are fixedly connected, and the back card/back board outer side wall detachably is posted by down on the side plate inwall of boat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03253384 CN2652567Y (en) | 2003-09-10 | 2003-09-10 | Uniform flow type double layer vessel for tungsten powder reduction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03253384 CN2652567Y (en) | 2003-09-10 | 2003-09-10 | Uniform flow type double layer vessel for tungsten powder reduction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2652567Y true CN2652567Y (en) | 2004-11-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03253384 Expired - Lifetime CN2652567Y (en) | 2003-09-10 | 2003-09-10 | Uniform flow type double layer vessel for tungsten powder reduction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2652567Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100357050C (en) * | 2005-09-12 | 2007-12-26 | 北京科技大学 | Ventilated forced drainage type nano tungsten powder reducing furnace for industrial use |
| CN104907576A (en) * | 2015-06-29 | 2015-09-16 | 常州先进制造技术研究所 | Double-layer staggered circulated-recursion boat feeding device |
| CN116242146A (en) * | 2023-05-09 | 2023-06-09 | 赣州海盛钨业股份有限公司 | Auxiliary boat hooking device for tungsten powder reduction processing |
-
2003
- 2003-09-10 CN CN 03253384 patent/CN2652567Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100357050C (en) * | 2005-09-12 | 2007-12-26 | 北京科技大学 | Ventilated forced drainage type nano tungsten powder reducing furnace for industrial use |
| CN104907576A (en) * | 2015-06-29 | 2015-09-16 | 常州先进制造技术研究所 | Double-layer staggered circulated-recursion boat feeding device |
| CN116242146A (en) * | 2023-05-09 | 2023-06-09 | 赣州海盛钨业股份有限公司 | Auxiliary boat hooking device for tungsten powder reduction processing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130910 Granted publication date: 20041103 |