CN111672736A - Chemical raw material screening treatment process - Google Patents
Chemical raw material screening treatment process Download PDFInfo
- Publication number
- CN111672736A CN111672736A CN202010554410.6A CN202010554410A CN111672736A CN 111672736 A CN111672736 A CN 111672736A CN 202010554410 A CN202010554410 A CN 202010554410A CN 111672736 A CN111672736 A CN 111672736A
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- Prior art keywords
- screening
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- chemical raw
- ring
- fan
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/08—Screens rotating within their own plane
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
- B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
Abstract
The invention relates to a chemical raw material screening treatment process which is mainly completed by matching chemical raw material screening treatment equipment, wherein the chemical raw material screening treatment equipment comprises a shell, a screening device, a blanking device and a driving device, the screening device is installed at the upper end in the shell, the driving device is installed at the bottom in the shell, the driving device is installed in the middle of the shell, a feeding hole is formed in the left side of the upper end of the shell, and blanking holes are respectively formed in two sides of the bottom of the shell. The invention achieves the purpose of fully screening the raw materials by improving the uniformity of the raw materials falling on the screening ring in the working process, can be matched with different butt-joint blocks by changing the positions of the clamping blocks, realizes the function of driving two different parts to rotate by one driving source, thereby saving certain use cost, and drives the blanking rod to slide up and down in the round hole arranged on the supporting rod by arranging the annular chute into a wave-shaped structure, thereby preventing the raw materials from being blocked in the discharging ring.
Description
Technical Field
The invention relates to the technical field of chemical raw material processing, in particular to a chemical raw material screening treatment process.
Background
The chemical raw materials are various in types and wide in application range, more than 500-700 thousands of chemicals are sold in the world, more than 10 thousands of chemicals are sold and circulated in the market, more than 1000 new chemicals are published every year, and 150-200 chemicals are considered as carcinogens.
Need pass through screening processing in the industrial chemicals production and processing process, still have some problems at present in the screening process to industrial chemicals through current screening equipment:
(1) in the working process, raw materials are easily concentrated below the feeding hole and cannot be uniformly distributed on the screening equipment, and the raw materials in a stacking state are difficult to obtain sufficient screening treatment of the screening equipment.
(2) The raw materials whereabouts time after the screening is comparatively concentrated, consequently often can lead to the jam of discharge gate, if not in time handle the discharge gate, then can influence the normal clear of follow-up work, and relies on artifical mode to dredge the discharge gate that blocks up at present more and handles, need shut down equipment during the processing, has influenced the continuity of work, has reduced work efficiency.
In order to solve the problems, the invention provides a chemical raw material screening treatment process.
Disclosure of Invention
In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: a chemical raw material screening treatment process is mainly completed by matching chemical raw material screening treatment equipment, and specifically comprises the following steps:
s1, quantitatively putting the chemical raw materials to be processed into the chemical raw material screening treatment equipment;
s2, accurately and fully screening the chemical raw materials to be processed through the chemical raw material screening treatment equipment;
s3, accurately and fully screening the chemical raw materials to be processed by the chemical raw material screening and processing equipment to obtain the chemical raw materials with the required size, taking the chemical raw materials with the required size out of the chemical raw material screening and processing equipment, and collecting the chemical raw materials;
above-mentioned step S1 to step S3 involve industrial chemicals screening processing equipment includes casing, sieving mechanism, doffer and drive arrangement, the upper end in the casing is installed to the sieving mechanism, and drive arrangement installs the bottom in the casing, and drive arrangement installs at the casing middle part, and the feed inlet has been seted up on the left of the casing upper end, and casing bottom both sides are equipped with the blanking mouth respectively, wherein:
drive arrangement includes fixed pipe No. one, No. two rotating tubes, No. three rotating tubes, No. four fixed pipes, a motor, electric putter, fixture block and butt joint piece, install on shells inner wall fixed pipe upper end, fixed pipe lower extreme and No. two rotating tubes upper ends are connected through the bearing No. one, No. two rotating tubes lower extremes are connected through the bearing with No. three rotating tubes upper ends, No. three rotating tubes lower extreme is connected through the bearing with No. four fixed pipe's upper end, No. four fixed pipe's lower extreme is installed on shells inner wall, and No. two rotating tubes are equipped with the butt joint piece with No. three rotating tubes inner wall bilateral symmetry, No. one fixed pipe center arranged has the motor, the motor is installed on shells inner wall, the motor is connected with electric putter through the shaft coupling, electric putter's lower extreme is connected with the fixture block upper end.
The blanking device comprises an annular slide rail, a connecting rod, a blanking rod, a spring, a supporting rod and a discharging ring, wherein the annular slide rail is arranged on the inner wall of the shell, the middle part of the annular slide rail is provided with an annular sliding chute, the upper inner wall and the lower inner wall of the annular sliding chute are of a wave-shaped structure, the inner side of the annular slide rail is uniformly distributed with the connecting rod along the circumferential direction, one end of the connecting rod is in sliding fit with the annular sliding chute, the other end of the connecting rod is arranged on the outer wall of the third rotating tube, the lower end of the connecting rod is connected with the, and bracing piece position and connecting rod position one-to-one have been seted up the round hole on the bracing piece, and round hole inner wall and blanking pole middle part sliding connection are equipped with the spring between connecting rod and the bracing piece, and the bracing piece downside is equipped with the ejection of compact ring, and ejection of compact ring outer wall is installed on shells inner wall, and ejection of compact ring inner wall is installed on the outer wall of No. four fixed pipes.
Preferably, the sieving mechanism includes the feeding ring, screening ring and fan-shaped striker plate, feeding ring outer wall is installed on shells inner wall, feeding ring inner wall is installed on fixed tub outer wall No. one, the lower extreme of feeding ring is hugged closely with the upper end of fan-shaped striker plate mutually, fan-shaped striker plate is along its circumference evenly distributed on No. two rotation tub outer walls, fan-shaped striker plate left side is equipped with evenly distributed's sieve material hole, fan-shaped striker plate below is equipped with the screening ring, the screening ring is installed on shells inner wall, the screening ring is gone up and has evenly been seted up fan-shaped groove along its circumference direction, fan-shaped groove position and fan-shaped striker plate position one-to-one, fan-shaped groove upper end is hugged closely with fan-shaped striker plate lower.
Preferably, square grooves are formed in two sides of the clamping block, and the shapes of the square grooves are matched with those of the butt-joint blocks.
Preferably, the diameter of the screening holes is the same as that of the screening holes on the fan-shaped baffle plate, and the arrangement distance of the screening holes is the same as that of the screening holes.
Preferably, the cross section of the discharging ring is approximately in a trapezoidal structure, and the upper end of the discharging ring is in a slope structure with the height gradually reduced from outside to inside.
Compared with the prior art, the invention has the following advantages:
1. according to the chemical raw material screening treatment process, the purpose of fully screening the raw materials is achieved by improving the uniformity of the raw materials falling on the screening ring in the working process, the clamping blocks can be matched with different butt-joint blocks by changing the positions of the clamping blocks, the function of driving two different parts to rotate through one driving source is realized, certain use cost is saved, the blanking rod is driven to slide up and down in the circular hole formed in the supporting rod by arranging the annular chute into the wavy structure, and the raw materials are prevented from being blocked in the discharging ring.
2. According to the screening device, the relative positions of the fan-shaped material baffle and the screening ring are adjusted through the driving device, when the screening holes are overlapped with the screening holes, the screening function of raw materials can be realized, when the screening holes are not overlapped with the screening holes and the fan-shaped material baffle is overlapped with the left side of the fan-shaped groove, the screening ring can rotate along with the screening holes, so that the raw materials falling from the feeding port can be uniformly distributed on the screening ring, and the phenomenon that the materials are accumulated on one side of the screening ring due to concentration is avoided;
3. the driving device designed by the invention drives the clamping block to move up and down through the electric push rod, so that the clamping block is matched with different butt-joint blocks, the function of driving a plurality of parts through one driving source is realized, and certain use cost can be saved.
4. According to the blanking device designed by the invention, the connecting rod is driven to rotate by the driving device, the connecting rod slides in the annular chute with the wave-shaped structure, and the heights of the upper inner wall and the lower inner wall of the annular chute are different, so that when the relative position of the connecting rod and the annular chute is changed, the height of the connecting rod is changed, the blanking rod connected with the connecting rod can be driven to slide up and down in the round hole formed in the supporting rod, and raw materials are prevented from being blocked in the discharging ring.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is a top cross-sectional view of the screening ring, sector striker plate and second rotary tube of the present invention in combination;
FIG. 4 is a top cross-sectional view of the connecting rod, the annular slide rail and the third rotating tube of the present invention;
FIG. 5 is a perspective view of the screening ring, the fan-shaped striker plate and the second rotary tube of the present invention in combination;
FIG. 6 is a three-dimensional cross-sectional view of the sieving ring, the fan-shaped material baffle plate and the second rotating pipe of the invention
FIG. 7 is an internal cross-sectional view of the undulating configuration of the endless glide track of the present invention;
fig. 8 is a top cross-sectional view of the cartridge of the present invention;
fig. 9 is a top cross-sectional view of a docking block of the present invention.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further explained with reference to fig. 1 to 9.
A chemical raw material screening treatment process is mainly completed by matching chemical raw material screening treatment equipment, and specifically comprises the following steps:
s1, quantitatively putting the chemical raw materials to be processed into the chemical raw material screening treatment equipment;
s2, accurately and fully screening the chemical raw materials to be processed through the chemical raw material screening treatment equipment;
s3, accurately and fully screening the chemical raw materials to be processed by the chemical raw material screening and processing equipment to obtain the chemical raw materials with the required size, taking the chemical raw materials with the required size out of the chemical raw material screening and processing equipment, and collecting the chemical raw materials;
the chemical raw material screening processing equipment related in the steps S1 to S3 comprises a shell 1, a screening device 2, a blanking device 3 and a driving device 4, wherein the screening device 2 is installed at the upper end in the shell 1, the driving device 4 is installed at the bottom in the shell 1, the driving device 4 is installed in the middle of the shell 1, a feeding hole 1a is formed in the left side of the upper end of the shell 1, and blanking holes 1b are respectively formed in two sides of the bottom of the shell 1;
the driving device 4 comprises a first fixing tube 41, a second rotating tube 42, a third rotating tube 43, a fourth fixing tube 44, a motor 45, an electric push rod 46, a clamping block 47 and a butt joint block 48, wherein the upper end of the first fixing tube 41 is arranged on the inner wall of the shell 1, the lower end of the first fixing tube 41 is connected with the upper end of the second rotating tube 42 through a bearing, the lower end of the second rotating tube 42 is connected with the upper end of the third rotating tube 43 through a bearing, the lower end of the third rotating tube 43 is connected with the upper end of the fourth fixing tube 44 through a bearing, the lower end of the fourth fixing tube 44 is arranged on the inner wall of the shell 1, the two sides of the inner walls of the second rotating pipe 42 and the third rotating pipe 43 are symmetrically provided with butt-joint blocks 48, the center of the first fixed pipe 41 is provided with a motor 45, the motor 45 is arranged on the inner wall of the shell 1, the motor 45 is connected with an electric push rod 46 through a coupler, and the lower end of the electric push rod 46 is connected with the upper end of a clamping block 47; square grooves are formed in two sides of the clamping block 47, and the shape of each square groove is matched with that of the corresponding butt joint block 48; when the motor 45 is started, the motor drives the fixture block 47 on the electric push rod 46 to move up and down, when the fixture block 47 moves to the butt joint block 48 on the inner wall of the second rotating pipe 42, and when the fixture block 47 is matched with the butt joint block 48, the second rotating pipe 42 is driven to rotate, when the fixture block 47 moves to the butt joint block 48 on the inner wall of the third rotating pipe 43, and when the fixture block 47 is matched with the butt joint block 48, the third rotating pipe 43 is driven to rotate, and a plurality of drives are realized through one driving source, so that certain use cost can be saved.
The blanking device 3 comprises an annular slide rail 31, a connecting rod 32, a blanking rod 33, a spring 34, a supporting rod 35 and a discharging ring 36, the annular slide rail 31 is arranged on the inner wall of the shell 1, an annular chute is arranged in the middle of the annular slide rail 31, the upper inner wall and the lower inner wall of the annular chute are of a wave-shaped structure, the connecting rod 32 is uniformly distributed on the inner side of the annular slide rail 31 along the circumferential direction of the annular slide rail, one end of the connecting rod 32 is in sliding fit with the annular chute, the other end of the connecting rod 32 is arranged on the outer wall of a third rotating tube 43, the lower end of the connecting rod 32 is connected with the upper end of the blanking rod 33, the supporting rods 35 are uniformly distributed on the outer wall of a fourth fixed tube 44 along the circumferential direction of the fourth fixed tube, the positions of the supporting rods 35 correspond to the positions of the connecting, the outer wall of the discharging ring 36 is arranged on the inner wall of the shell 1, and the inner wall of the discharging ring 36 is arranged on the outer wall of the fourth fixing pipe 44; the cross section of the discharging ring 36 is approximately in a trapezoidal structure, and the upper end of the discharging ring 36 is in an inclined plane structure with the height gradually reduced from outside to inside; the raw materials are prevented from being accumulated at the upper end of the discharging ring and cannot fall into the discharging hole; the third rotating pipe 43 is driven by the motor 45, the third rotating pipe 43 drives the connecting rod 35 to rotate, the connecting rod 32 slides in the annular chute with the wavy structure, and the heights of the upper inner wall and the lower inner wall of the annular chute are different, so that when the relative position of the connecting rod 32 and the annular chute is changed, the height of the connecting rod is changed, the connecting rod 33 connected with the connecting rod can be driven to slide up and down in the round hole formed in the supporting rod 35, and raw materials are prevented from being blocked in the discharging ring 36.
The screening device 2 comprises a feeding ring 21, a screening ring 22 and a fan-shaped baffle plate 23, wherein the outer wall of the feeding ring 21 is installed on the inner wall of the shell 1, the inner wall of the feeding ring 21 is installed on the outer wall of the first fixed pipe 41, the lower end of the feeding ring 21 is tightly attached to the upper end of the fan-shaped baffle plate 23, the fan-shaped baffle plate 23 is uniformly distributed on the outer wall of the second rotating pipe 42 along the circumferential direction of the second rotating pipe, screening holes which are uniformly distributed are formed in the left side of the fan-shaped baffle plate 23, the screening ring 22 is arranged below the fan-shaped baffle plate 23, the screening ring 22 is installed on the inner wall of the shell 1, fan-shaped grooves are uniformly formed in the screening ring 22 along the circumferential direction of the screening ring, the positions of the fan-shaped grooves correspond to the; the diameter of the screening holes is the same as that of the screening holes on the fan-shaped baffle plate 23, and the arrangement distance of the screening holes is the same as that of the screening holes; the raw materials are sent into the shell 1 from the feeding ring 21, and are stopped by the fan-shaped material baffle plate 23, and the fan-shaped material baffle plate 23 is arranged to prevent the raw materials from directly falling into the discharging ring 36 when the raw materials are not sieved; when the work is started, drive No. two rotating tube 42 through motor 45 and rotate, No. two rotating tube 42 drives fan-shaped striker plate 23 again and rotates, when fan-shaped striker plate 23 rotated to with sieve ring 22 on the left side of the sector groove of seting up laminate mutually, sieve ring rotates thereupon, make the raw materials that the feed inlet fell can be at sieve ring last evenly distributed, avoid piling up in sieve ring one side because of the material is concentrated, and cause the condition that can't carry out abundant screening to the raw materials to take place, when sieve material hole and the sector groove left side of seting up sieve hole coincidence from top to bottom, the raw materials that the size meets the requirements fall into the sieve hole from the sieve hole, thereby realized the function to the abundant screening of raw materials.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention as defined by the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a chemical industry raw materials screening processing technology, mainly by the cooperation of a chemical industry raw materials screening treatment facility completion, its characterized in that: the chemical raw material screening treatment process specifically comprises the following steps:
s1, quantitatively putting the chemical raw materials to be processed into the chemical raw material screening treatment equipment;
s2, accurately and fully screening the chemical raw materials to be processed through the chemical raw material screening treatment equipment;
s3, accurately and fully screening the chemical raw materials to be processed by the chemical raw material screening and processing equipment to obtain the chemical raw materials with the required size, taking the chemical raw materials with the required size out of the chemical raw material screening and processing equipment, and collecting the chemical raw materials;
above-mentioned step S1 to step S3 involve industrial chemicals screening treatment equipment includes casing (1), sieving mechanism (2), doffer (3) and drive arrangement (4), the upper end in casing (1) is installed in sieving mechanism (2), and drive arrangement (4) are installed at casing (1) bottom in, and drive arrangement (4) are installed at casing (1) middle part, and feed inlet (1a) has been seted up on casing (1) upper end left side, and casing (1) bottom both sides are equipped with blanking mouth (1b) respectively, wherein:
the driving device (4) comprises a first fixing pipe (41), a second rotating pipe (42), a third rotating pipe (43), a fourth fixing pipe (44), a motor (45), an electric push rod (46), a clamping block (47) and a butt joint block (48), the upper end of the first fixing pipe (41) is installed on the inner wall of the shell (1), the lower end of the first fixing pipe (41) is connected with the upper end of the second rotating pipe (42) through a bearing, the lower end of the second rotating pipe (42) is connected with the upper end of the third rotating pipe (43) through a bearing, the lower end of the third rotating pipe (43) is connected with the upper end of the fourth fixing pipe (44) through a bearing, the lower end of the fourth fixing pipe (44) is installed on the inner wall of the shell (1), the butt joint blocks (48) are symmetrically arranged on two sides of the inner walls of the second rotating pipe (42) and the third rotating pipe (43), the motor (45) is arranged at the center of the first fixing, the motor (45) is arranged on the inner wall of the shell (1), the motor (45) is connected with the electric push rod (46) through the coupler, and the lower end of the electric push rod (46) is connected with the upper end of the clamping block (47);
the blanking device (3) comprises an annular slide rail (31), a connecting rod (32), a blanking rod (33), a spring (34), a supporting rod (35) and a discharging ring (36), the annular slide rail (31) is installed on the inner wall of the shell (1), an annular sliding groove is formed in the middle of the annular slide rail (31), the upper inner wall and the lower inner wall of the annular sliding groove are both of a wave-shaped structure, the connecting rod (32) is uniformly distributed on the inner side of the annular slide rail (31) along the circumferential direction of the annular slide rail, one end of the connecting rod (32) is in sliding fit with the annular sliding groove, the other end of the connecting rod (32) is installed on the outer wall of the third rotating pipe (43), the lower end of the connecting rod (32) is connected with the upper end of the blanking rod (33), the supporting rods (35) are uniformly distributed on the outer wall of the fourth fixed pipe, the circular hole inner wall is connected with the middle of the blanking rod (33) in a sliding mode, a spring (34) is arranged between the connecting rod (32) and the supporting rod (35), a discharging ring (36) is arranged on the lower side of the supporting rod (35), the outer wall of the discharging ring (36) is installed on the inner wall of the shell (1), and the inner wall of the discharging ring (36) is installed on the outer wall of the fourth fixed pipe (44).
2. The chemical raw material screening treatment process according to claim 1, characterized in that: the screening device (2) comprises a feed ring (21), screening ring (22) and fan-shaped striker plate (23), feeding ring (21) outer wall is installed on casing (1) inner wall, feeding ring (21) inner wall is installed on fixed pipe (41) outer wall No. one, the lower extreme of feeding ring (21) is hugged closely with the upper end of fan-shaped striker plate (23) mutually, fan-shaped striker plate (23) are along its circumference evenly distributed on No. two rotating tube (42) outer walls, be equipped with evenly distributed's sieve material hole on fan-shaped striker plate (23), fan-shaped striker plate (23) below is equipped with screening ring (22), screening ring (22) are installed on casing (1) inner wall, the fan-shaped groove has evenly been seted up along its circumference direction on screening ring (22), fan-shaped groove position and fan-shaped striker plate (23) position one-to-one, fan-shaped groove upper end and fan-shaped striker plate (23) lower extreme are hugged closely mutually, evenly distributed has the.
3. The chemical raw material screening treatment process according to claim 1, characterized in that: the two sides of the clamping block (47) are provided with square grooves, and the shapes of the square grooves on the two sides of the clamping block (47) are matched with those of the butt-joint block (48).
4. The chemical raw material screening treatment process according to claim 2, characterized in that: the diameter of the screening holes is the same as that of the screening holes on the fan-shaped baffle plate (23), and the arrangement intervals of the screening holes are the same as those of the screening holes.
5. The chemical raw material screening treatment process according to claim 1, characterized in that: the cross-sectional shape of the discharging ring (36) is set to be an approximately trapezoidal structure, and the upper end of the discharging ring (36) is of an inclined surface structure with the height gradually reduced from outside to inside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010554410.6A CN111672736A (en) | 2020-06-17 | 2020-06-17 | Chemical raw material screening treatment process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010554410.6A CN111672736A (en) | 2020-06-17 | 2020-06-17 | Chemical raw material screening treatment process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111672736A true CN111672736A (en) | 2020-09-18 |
Family
ID=72455368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010554410.6A Withdrawn CN111672736A (en) | 2020-06-17 | 2020-06-17 | Chemical raw material screening treatment process |
Country Status (1)
| Country | Link |
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| CN (1) | CN111672736A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5626235A (en) * | 1995-09-21 | 1997-05-06 | Aikawa Iron Works Co., Ltd. | Papermaking screen |
| CN105499112A (en) * | 2016-01-21 | 2016-04-20 | 金思思 | Screening device for medicine preparation |
| CN108525977A (en) * | 2018-03-16 | 2018-09-14 | 邓之玉 | A kind of gradual black soya bean filter cleaning integrated device |
| CN109129907A (en) * | 2017-06-16 | 2019-01-04 | 安徽华野工程建设有限公司 | A kind of concrete high-efficiency blender in construction site |
| CN209815573U (en) * | 2019-04-23 | 2019-12-20 | 建湖县八达液压机械有限公司 | Hidden hydraulic lifting machine convenient to it is fixed |
| CN210585856U (en) * | 2019-06-20 | 2020-05-22 | 武汉轻工大学 | Organic fertilizer sieving mechanism |
| CN210675853U (en) * | 2019-06-14 | 2020-06-05 | 济源市金洲精细陶瓷材料有限公司 | Ceramic powder sieving device |
-
2020
- 2020-06-17 CN CN202010554410.6A patent/CN111672736A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5626235A (en) * | 1995-09-21 | 1997-05-06 | Aikawa Iron Works Co., Ltd. | Papermaking screen |
| CN105499112A (en) * | 2016-01-21 | 2016-04-20 | 金思思 | Screening device for medicine preparation |
| CN109129907A (en) * | 2017-06-16 | 2019-01-04 | 安徽华野工程建设有限公司 | A kind of concrete high-efficiency blender in construction site |
| CN108525977A (en) * | 2018-03-16 | 2018-09-14 | 邓之玉 | A kind of gradual black soya bean filter cleaning integrated device |
| CN209815573U (en) * | 2019-04-23 | 2019-12-20 | 建湖县八达液压机械有限公司 | Hidden hydraulic lifting machine convenient to it is fixed |
| CN210675853U (en) * | 2019-06-14 | 2020-06-05 | 济源市金洲精细陶瓷材料有限公司 | Ceramic powder sieving device |
| CN210585856U (en) * | 2019-06-20 | 2020-05-22 | 武汉轻工大学 | Organic fertilizer sieving mechanism |
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Application publication date: 20200918 |
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