CN207662178U - A kind of precoated sand prepares the dry two-in-one device of finished sand screening of workshop section - Google Patents
A kind of precoated sand prepares the dry two-in-one device of finished sand screening of workshop section Download PDFInfo
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- CN207662178U CN207662178U CN201721828525.XU CN201721828525U CN207662178U CN 207662178 U CN207662178 U CN 207662178U CN 201721828525 U CN201721828525 U CN 201721828525U CN 207662178 U CN207662178 U CN 207662178U
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- sand
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Abstract
A kind of precoated sand prepares the dry two-in-one device of finished sand screening of workshop section, including sliding board-type filtrate plate and is set to level-one drying chamber, level-one screening tank and two level screening tank that sliding board-type filtrate plate outlet end connects successively from top to bottom.The utility model helps to improve precoated sand screening efficiency, obtains uniform particle diameter, and homogeneous precoated sand product increases precoated sand drying in precoated sand sieving technology section, realizes precoated sand screening and dry continuity, improve the production efficiency of precoated sand.
Description
Technical field
The utility model is related to precoated sand preparations, and the finished sand screening dry two of workshop section is especially prepared with a kind of precoated sand
Combined into one apparatus is related.
Background technology
In precoated sand preparation process, need to carry out grain size screening to the precoated sand finished product material of acquisition, it is equal to obtain quality
Even, uniform particle diameter precoated sand, meets requirement of the casting technique for precoated sand, at the same time, needs the precoated sand to acquisition
It is dried, remnants in casting process is avoided to cause to interfere to casting technique in the moisture on precoated sand surface.The prior art into
When row precoated sand sieves, screening efficiency is low, reduces the production efficiency of precoated sand, and the drying of precoated sand is in different works
Skill section is completed, and causes the production efficiency of precoated sand extremely inefficient.
Utility model content
The utility model provides a kind of dry two-in-one device of finished sand screening of precoated sand preparation workshop section, improves precoated sand
Screening efficiency obtains uniform particle diameter, and homogeneous precoated sand product increases precoated sand drying in precoated sand sieving technology section,
It realizes precoated sand screening and dry continuity, improves the production efficiency of precoated sand.
In order to realize the purpose of this utility model, intend using following technical scheme：
A kind of precoated sand prepares the dry two-in-one device of finished sand screening of workshop section, including sliding board-type filtrate plate and setting
Tank is sieved in level-one drying chamber, level-one screening tank and the two level that sliding board-type filtrate plate outlet end connects successively from top to bottom；
The sliding board-type filtrate plate is set as the clinohedral structure of right low left high, is provided with for liquid on sliding board-type filtrate plate
Body by leakage micropore；Sliding board-type filtrate plate left part connects primary vibration motor, and left side is arranged on the left of sliding board-type filtrate plate
Hold vertical baffle；Filtrate guide shell is arranged in sliding board-type filtrate board bottom portion, and filtrate guide shell bottom connects filtrate collecting tank；
Level-one stirring shaft is set inside the level-one drying chamber, is arranged for driving level-one to stir at the top of level-one drying chamber
The level-one driving motor of shaft rotation, level-one drying chamber lower left quarter connect level-one high temperature gas generator, level-one drying chamber upper right
Level-one vacuum pumping pump is arranged in portion, and level-one dries pot sidewall and electrical heating pipe sleeve is arranged, and the setting of level-one drying chamber bottom end is used for overlay film
The high-tension boost pump of sand cycle, high-tension boost pump discharge port end are connected to level-one drying chamber inside top end by clinker pipe；
The lateral stirring shaft of setting inside the level-one screening tank, level-one screening tank left-hand end setting are laterally stirred for driving
The secondary drive motor of shaft rotation is mixed, the position setting level-one that level-one screening tank is internally located at lateral stirring shaft bottom is sieved
Net, level-one screening tank right-hand end are provided with the secondary vibration motor for driving level-one sieve to vibrate；
Two level sieve is set inside the two level screening tank, and two level screening tank right-hand end is provided with for driving two level sieve
The three-level vibrating motor of vibration, two level screening tank left side wall are located at the setting target finished product precoated sand of the position on the upside of two level sieve and receive
Header, two level sieve pot bottom and small particle precoated sand collecting box are arranged, and two level is sieved tank lower left quarter setting two level high-temperature gas and sent out
Raw device, two level sieve tank upper right quarter and two level vacuum pumping pump are arranged；
The finished product precoated sand collecting box bottom connection precoated sand is dried in vacuo kettle, and precoated sand is dried in vacuo kettle upper left quarter and connects
Three-level vacuum pumping pump is connect, precoated sand is dried in vacuo the cellular electrical heating pipe sleeve of kettle peripheral part setting, and precoated sand is dried in vacuo bottom
Metering-type electromagnetism discharge valve is arranged in portion.
Further, the feed inlet that the lateral stirring shaft sieves tank with level-one is just opposite.
Further, the level-one sieve is set as ramp-like configuration with left lower than right.
Further, big grain size precoated sand reflux delivery pump is arranged in level-one screening tank lower left, and big grain size precoated sand returns
The outlet end of stream delivery pump is connected on the inside of level-one drying chamber upper end.
The utility model has the beneficial effects that：
1, the utility model is related to precoated sand prepare the dry two-in-one device of finished sand screening of workshop section, be integrated with slide
Formula filtrate plate and be set to level-one drying chamber, level-one screening tank that sliding board-type filtrate plate outlet end connects successively from top to bottom and
Two level sieves tank；Above-mentioned design is filtered the big quantity of fluid of precoated sand internal residual using sliding board-type filtrate plate, removes big
The liquid of amount carries out preliminarily dried using level-one drying chamber to filtered precoated sand, and the precoated sand after drying enters level-one sieve
Tank is divided to complete level-one screening, the precoated sand after level-one screening enters two level screening tank completion two level screening, obtains target grain size
Precoated sand, to improve the screening efficiency of precoated sand.
2, the utility model is related to precoated sand prepare the dry two-in-one device of finished sand screening of workshop section, sliding board-type filtrate
Plate is set as the clinohedral structure of right low left high, be provided on sliding board-type filtrate plate for liquid by leakage micropore；Slide
Formula filtrate plate left part connects primary vibration motor, and the vertical baffle of left-hand end is arranged on the left of sliding board-type filtrate plate；Sliding board-type filtrate
Filtrate guide shell is arranged in board bottom portion, and filtrate guide shell bottom connects filtrate collecting tank；Above-mentioned design is conducive to be promoted in precoated sand
The quick separating of residual liquid.
3, the utility model is related to precoated sand prepare the dry two-in-one device of finished sand screening of workshop section, level-one drying chamber
Inside setting level-one stirring shaft, level-one of the level-one drying chamber top setting for driving level-one stirring shaft to rotate drive electricity
Machine, level-one drying chamber lower left quarter connection level-one high temperature gas generator, level-one drying chamber upper right quarter setting level-one vacuum pumping pump, one
Electrical heating pipe sleeve is arranged in the dry pot sidewall of grade, and high-tension boost pump of the level-one drying chamber bottom end setting for precoated sand cycle is high
Pressure elevator pump discharge port end is connected to level-one drying chamber inside top end by clinker pipe；Above-mentioned design, using high-temperature gas with
The mode that electrical heating combines carries out precoated sand drying, strong screening condition is provided for follow-up sieving technology, increased high pressure carries
It rises pump and is conducive to improving heat exchanging efficiency and drying efficiency.
4, the utility model is related to precoated sand prepare the dry two-in-one device of finished sand screening of workshop section, level-one sieves tank
The lateral stirring shaft of inside setting, secondary drive electricity of the level-one screening tank left-hand end setting for driving lateral stirring shaft rotation
Machine, level-one screening tank are internally located at the position setting level-one sieve of lateral stirring shaft bottom, and level-one sieves the setting of tank right-hand end
It is useful for the secondary vibration motor of driving level-one sieve vibration；Above-mentioned design, using lateral stirring shaft to the precoated sand of input
It carries out impacting type to be crushed, is conducive to the screening efficiency for promoting level-one sieve, the big grain size precoated sand obtained in screening is via big grain
Diameter precoated sand reflux delivery pump is delivered to level-one drying chamber, is further broken using level-one stirring shaft in level-one drying chamber
It is broken, it subsequently enters level-one screening tank and participates in screening, to promote screening efficiency, improve the yield of precoated sand.
5, the utility model is related to precoated sand prepare the dry two-in-one device of finished sand screening of workshop section, two level sieves tank
Inside setting two level sieve, two level screening tank right-hand end be provided with for drive two level sieve vibrate three-level vibrating motor, two
Grade screening tank left side wall is located at the setting of the position on the upside of two level sieve target finished product precoated sand collecting box, and two level screening pot bottom is set
Small particle precoated sand collecting box is set, two level sieves tank lower left quarter and two level high temperature gas generator is arranged, and two level sieves tank upper right quarter
Two level vacuum pumping pump is set；Above-mentioned design completes two level screening using two level sieve, to obtain the precoated sand of target grain size,
Increased two level high temperature gas generator is conducive to carry out auxiliary drying to the precoated sand in screening process with two level vacuum pumping pump,
It avoids precoated sand from occurring hardened, improves screening efficiency.
6, the utility model is related to precoated sand prepare the dry two-in-one device of finished sand screening of workshop section, finished product precoated sand
Collecting box bottom connects precoated sand and is dried in vacuo kettle, and precoated sand is dried in vacuo kettle upper left quarter and connects three-level vacuum pumping pump, precoated sand
It is dried in vacuo the cellular electrical heating pipe sleeve of kettle peripheral part setting, precoated sand is dried in vacuo bottom portion and metering-type electromagnetism discharging is arranged
Valve；Above-mentioned design, in finished product precoated sand collecting box bottom, setting precoated sand is dried in vacuo kettle, and it is real to be dried in vacuo kettle by precoated sand
Rapid draing now is carried out to the precoated sand finished product material of acquisition, thoroughly removal remnants avoid precoated sand in the moisture on precoated sand surface
Casting technique is caused to interfere in casting technique section.
7, the utility model is related to precoated sand prepare the dry two-in-one device of finished sand screening of workshop section, utilize sliding board-type
Filtrate plate remove precoated sand in big quantity of fluid, using inside level-one drying chamber high-temperature gas and electrical heating pipe sleeve to precoated sand
Level-one drying is carried out, sieve tank using two level carries out secondary drying to precoated sand, and kettle is dried in vacuo to precoated sand using precoated sand
Depth drying is carried out, to which thoroughly removal is remaining in the moisture on precoated sand surface.
Description of the drawings
Fig. 1 shows that the utility model precoated sand prepares the structural representation of the dry two-in-one device of finished sand screening of workshop section
Figure.
Specific implementation mode
As shown in Figure 1, a kind of precoated sand prepares the dry two-in-one device of finished sand screening of workshop section, including sliding board-type filtrate
Plate 1 and it is set to level-one drying chamber 2, level-one the screening tank 3 and two that 1 outlet end of sliding board-type filtrate plate connects successively from top to bottom
Grade screening tank 4；
The sliding board-type filtrate plate 1 is set as the clinohedral structure of right low left high, is provided with and is used on sliding board-type filtrate plate 1
Liquid by leakage micropore；1 left part of sliding board-type filtrate plate connects primary vibration motor 11, and 1 left side of sliding board-type filtrate plate is set
Set the vertical baffle of left-hand end 12；Filtrate guide shell 13 is arranged in 1 bottom of sliding board-type filtrate plate, and 13 bottom of filtrate guide shell connects filtrate
Collecting tank 14；
2 inside setting level-one stirring shaft 21 of the level-one drying chamber, 2 top of level-one drying chamber is arranged for driving level-one
The level-one driving motor 22 that stirring shaft 21 rotates, 2 lower left quarter of level-one drying chamber connect level-one high temperature gas generator 23, level-one
Level-one vacuum pumping pump 24 is arranged in 2 upper right quarter of drying chamber, and electrical heating pipe sleeve 25,2 bottom of level-one drying chamber is arranged in 2 side wall of level-one drying chamber
High-tension boost pump 26 of the end set for precoated sand cycle, high-tension boost pumps 26 discharge port ends and is connected to level-one by clinker pipe
2 inside top end of drying chamber；
The 3 lateral stirring shaft 31 of inside setting of the level-one screening tank, level-one are sieved 3 left-hand end of tank and are arranged for driving cross
The secondary drive motor 32 rotated to stirring shaft 31, level-one screening tank 3 are internally located at the position of 31 bottom of lateral stirring shaft
Level-one sieve 33 is set, and level-one screening 3 right-hand end of tank is provided with the secondary vibration motor 34 for driving level-one sieve 33 to vibrate；
4 inside setting two level sieve 41 of the two level screening tank, two level screening 4 right-hand end of tank are provided with for driving two level
The three-level vibrating motor 42 that sieve 41 vibrates, two level screening 4 left side wall of tank are located at the position setting target of 41 upside of two level sieve
Finished product precoated sand collecting box 43, two level sieve 4 bottom of tank setting small particle precoated sand collecting box 44, and two level sieves 4 lower left quarter of tank
Two level high temperature gas generator 45 is set, and two level sieves 4 upper right quarter of tank setting two level vacuum pumping pump 46；
43 bottom of the finished product precoated sand collecting box connection precoated sand is dried in vacuo kettle 5, and precoated sand is dried in vacuo 5 upper left of kettle
Portion connects three-level vacuum pumping pump 51, and precoated sand is dried in vacuo the cellular electrical heating pipe sleeve 52 of 5 peripheral part of kettle setting, precoated sand vacuum
Metering-type electromagnetism discharge valve 53 is arranged in 5 bottom of drying kettle.
Further, the feed inlet that the lateral stirring shaft 31 sieves tank 3 with level-one is just opposite.
Further, the level-one sieve 33 is set as ramp-like configuration with left lower than right.
Further, big grain size precoated sand reflux delivery pump 35, big grain size precoated sand is arranged in 3 lower left of the level-one screening tank
The outlet end of reflux delivery pump 35 is connected on the inside of 2 upper end of level-one drying chamber.
Compared with prior art, the utility model is related to precoated sand prepare the dry two-in-one dress of finished sand screening of workshop section
It sets, be integrated with sliding board-type filtrate plate 1 and be set to the level-one drying that 1 outlet end of sliding board-type filtrate plate connects successively from top to bottom
Tank 2, level-one screening tank 3 and two level sieve tank 4；Above-mentioned design, using sliding board-type filtrate plate 1 to a large amount of of precoated sand internal residual
Liquid is filtered, and removes a large amount of liquid, and preliminarily dried is carried out to filtered precoated sand using level-one drying chamber 2, dry
Precoated sand afterwards enters level-one screening tank 3 and completes level-one screening, and the precoated sand after level-one screening enters two level screening tank 4 and completes two
Grade screening, obtains the precoated sand of target grain size, to improve the screening efficiency of precoated sand.
The utility model is related to precoated sand prepare the dry two-in-one device of finished sand screening of workshop section, sliding board-type filtrate plate
1 is set as the clinohedral structure of right low left high, be provided on sliding board-type filtrate plate 1 for liquid by leakage micropore；Slide
1 left part of formula filtrate plate connects primary vibration motor 11, the vertical baffle of 1 left side setting left-hand end of sliding board-type filtrate plate 12；Slide
Filtrate guide shell 13 is arranged in 1 bottom of formula filtrate plate, and 13 bottom of filtrate guide shell connects filtrate collecting tank 14；Above-mentioned design, favorably
In the quick separating for promoting residual liquid in precoated sand.
The utility model is related to precoated sand prepare the dry two-in-one device of finished sand screening of workshop section, level-one drying chamber 2
Inside setting level-one stirring shaft 21, level-one of the 2 top setting of level-one drying chamber for driving level-one stirring shaft 21 to rotate are driven
Dynamic motor 22,2 lower left quarter of level-one drying chamber connect level-one high temperature gas generator 23, and level-one is arranged in 2 upper right quarter of level-one drying chamber
Electrical heating pipe sleeve 25 is arranged in vacuum pumping pump 24,2 side wall of level-one drying chamber, and the setting of 2 bottom end of level-one drying chamber is followed for precoated sand
The high-tension boost pump 26 of ring, high-tension boost pumps 26 discharge port ends and is connected to 2 inside top end of level-one drying chamber by clinker pipe；On
Design is stated, precoated sand drying is carried out in such a way that high-temperature gas is combined with electrical heating, is provided for follow-up sieving technology strong
Screening condition, increased high-tension boost pump 26 are conducive to improving heat exchanging efficiency and drying efficiency.
The utility model is related to precoated sand prepare the dry two-in-one device of finished sand screening of workshop section, level-one sieves tank 3
The lateral stirring shaft 31 of inside setting, two level of level-one screening 3 left-hand end of the tank setting for driving lateral stirring shaft 31 to rotate
Driving motor 32, level-one screening tank 3 are internally located at the position setting level-one sieve 33 of 31 bottom of lateral stirring shaft, level-one screening
3 right-hand end of tank is provided with the secondary vibration motor 34 for driving level-one sieve 33 to vibrate；Above-mentioned design is turned using laterally stirring
Axis 31 carries out impacting type to the precoated sand of input and is crushed, and is conducive to the screening efficiency for promoting level-one sieve 33, is obtained in screening
Big grain size precoated sand is delivered to level-one drying chamber 2 via big grain size precoated sand reflux delivery pump 35, is utilized in level-one drying chamber 2
Level-one stirring shaft 21 is further crushed, and is subsequently entered level-one screening tank 3 and is participated in screening, to promote screening efficiency, carries
The yield of high precoated sand.
The utility model is related to precoated sand prepare the dry two-in-one device of finished sand screening of workshop section, two level sieves tank 4
Inside setting two level sieve 41, the three-level that two level screening 4 right-hand end of tank is provided with for driving two level sieve 41 to vibrate vibrate electricity
Machine 42, two level screening 4 left side wall of tank are located at the position setting target finished product precoated sand collecting box 43 of 41 upside of two level sieve, two level
4 bottom of tank setting small particle precoated sand collecting box 44 is sieved, two level sieves 4 lower left quarter of tank and two level high temperature gas generator is arranged
45, two level sieves 4 upper right quarter of tank setting two level vacuum pumping pump 46；Above-mentioned design completes two level screening using two level sieve 41, from
And the precoated sand of target grain size is obtained, increased two level high temperature gas generator 45 is conducive to two level vacuum pumping pump 46 to screening
Precoated sand in the process carries out auxiliary drying, avoids precoated sand from occurring hardened, improves screening efficiency.
The utility model is related to precoated sand prepare the dry two-in-one device of finished sand screening of workshop section, finished product precoated sand is received
43 bottom of header connects precoated sand and is dried in vacuo kettle 5, and precoated sand is dried in vacuo 5 upper left quarter of kettle connection three-level vacuum pumping pump 51, covers
Film sand is dried in vacuo the cellular electrical heating pipe sleeve 52 of 5 peripheral part of kettle setting, and precoated sand is dried in vacuo 5 bottom of kettle setting metering-type electricity
Magnetic discharge valve 53；Above-mentioned design, in 43 bottom of finished product precoated sand collecting box, setting precoated sand is dried in vacuo kettle 5, passes through precoated sand
It is dried in vacuo the realization of kettle 5 and rapid draing is carried out to the precoated sand finished product material of acquisition, thoroughly removal remnants are in the water on precoated sand surface
Point, avoid precoated sand from causing to interfere to casting technique in casting technique section.
The utility model is related to precoated sand prepare the dry two-in-one device of finished sand screening of workshop section, filtered using sliding board-type
Liquid plate 1 remove precoated sand in big quantity of fluid, using inside level-one drying chamber 2 high-temperature gas and electrical heating pipe sleeve 25 to overlay film
Sand carries out level-one drying, and sieve tank 4 using two level carries out secondary drying to precoated sand, and kettle 5 is dried in vacuo to covering using precoated sand
Film sand carries out depth drying, to which thoroughly removal is remaining in the moisture on precoated sand surface.
When the utility model is used, the precoated sand coarse fodder sieved is needed to be delivered to sliding board-type filtrate plate 1 via conveying pipeline
The vertical baffle 12 of upper close left-hand end then passes sequentially through level-one drying chamber 2, level-one screening tank 3 and two level screening tank 4, uses
Sliding board-type filtrate plate 1 is filtered the big quantity of fluid of precoated sand internal residual, removes a large amount of liquid, using level-one drying chamber
2 pairs of filtered precoated sands carry out preliminarily dried, and the precoated sand after drying enters level-one screening tank 3 and completes level-one screening, level-one
Precoated sand after screening enters two level screening tank 4 and completes two level screening, obtains the precoated sand of target grain size, the overlay film of target grain size
Sand completes depth drying inside precoated sand vacuum drying kettle 5.
Claims (4)
1. a kind of precoated sand prepares the dry two-in-one device of finished sand screening of workshop section, including sliding board-type filtrate plate（1）And it sets
It is placed in sliding board-type filtrate plate（1）The level-one drying chamber that outlet end connects successively from top to bottom（2）, level-one sieve tank（3）And two level
Sieve tank（4）；
The sliding board-type filtrate plate（1）It is set as the clinohedral structure of right low left high, sliding board-type filtrate plate（1）On be provided with and be used for
Liquid by leakage micropore；Sliding board-type filtrate plate（1）Left part connects primary vibration motor（11）, sliding board-type filtrate plate（1）
The vertical baffle of left-hand end is arranged in left side（12）；Sliding board-type filtrate plate（1）Filtrate guide shell is arranged in bottom（13）, filtrate guide shell
（13）Bottom connects filtrate collecting tank（14）；
The level-one drying chamber（2）Inside setting level-one stirring shaft（21）, level-one drying chamber（2）Top setting is for driving one
Grade stirring shaft（21）The level-one driving motor of rotation（22）, level-one drying chamber（2）Lower left quarter connects level-one high-temperature gas and occurs
Device（23）, level-one drying chamber（2）Level-one vacuum pumping pump is arranged in upper right quarter（24）, level-one drying chamber（2）Electric heating tube is arranged in side wall
Set（25）, level-one drying chamber（2）High-tension boost pump of the bottom end setting for precoated sand cycle（26）, high-tension boost pump（26）Go out
Material mouth end is connected to level-one drying chamber by clinker pipe（2）Inside top end；
The level-one sieves tank（3）The lateral stirring shaft of inside setting（31）, level-one screening tank（3）Left-hand end is arranged for driving
Lateral stirring shaft（31）The secondary drive motor of rotation（32）, level-one screening tank（3）It is internally located at lateral stirring shaft（31）
Level-one sieve is arranged in the position of bottom（33）, level-one screening tank（3）Right-hand end is provided with for driving level-one sieve（33）Vibration
Secondary vibration motor（34）；
The two level sieves tank（4）Inside setting two level sieve（41）, two level screening tank（4）Right-hand end is provided with for driving two
Grade sieve（41）The three-level vibrating motor of vibration（42）, two level screening tank（4）Left side wall is located at two level sieve（41）The position of upside
Install target finished product precoated sand collecting box（43）, two level screening tank（4）Small particle precoated sand collecting box is arranged in bottom（44）, two
Grade screening tank（4）Two level high temperature gas generator is arranged in lower left quarter（45）, two level screening tank（4）Upper right quarter setting two level vacuumizes
Pump（46）；
The finished product precoated sand collecting box（43）Bottom connects precoated sand and is dried in vacuo kettle（5）, precoated sand vacuum drying kettle（5）It is left
Top connects three-level vacuum pumping pump（51）, precoated sand vacuum drying kettle（5）The cellular electrical heating pipe sleeve of peripheral part setting（52）, cover
Film sand is dried in vacuo kettle（5）Metering-type electromagnetism discharge valve is arranged in bottom（53）.
2. precoated sand according to claim 1 prepares the dry two-in-one device of finished sand screening of workshop section, which is characterized in that
The transverse direction stirring shaft（31）Tank is sieved with level-one（3）Feed inlet it is just opposite.
3. precoated sand according to claim 1 prepares the dry two-in-one device of finished sand screening of workshop section, which is characterized in that
The level-one sieve（33）It is set as ramp-like configuration with left lower than right.
4. precoated sand according to claim 1 prepares the dry two-in-one device of finished sand screening of workshop section, which is characterized in that
The level-one sieves tank（3）Big grain size precoated sand reflux delivery pump is arranged in lower left（35）, big grain size precoated sand reflux delivery pump
（35）Outlet end be connected to level-one drying chamber（2）On the inside of upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721828525.XU CN207662178U (en) | 2017-12-25 | 2017-12-25 | A kind of precoated sand prepares the dry two-in-one device of finished sand screening of workshop section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721828525.XU CN207662178U (en) | 2017-12-25 | 2017-12-25 | A kind of precoated sand prepares the dry two-in-one device of finished sand screening of workshop section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207662178U true CN207662178U (en) | 2018-07-27 |
Family
ID=62943033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721828525.XU Expired - Fee Related CN207662178U (en) | 2017-12-25 | 2017-12-25 | A kind of precoated sand prepares the dry two-in-one device of finished sand screening of workshop section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207662178U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113465301A (en) * | 2021-07-09 | 2021-10-01 | 张小芸 | Vacuum drying kettle for fine chemical production |
-
2017
- 2017-12-25 CN CN201721828525.XU patent/CN207662178U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113465301A (en) * | 2021-07-09 | 2021-10-01 | 张小芸 | Vacuum drying kettle for fine chemical production |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180727 Termination date: 20201225 |
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| CF01 | Termination of patent right due to non-payment of annual fee |