CN111632830B - Screening device for concrete raw materials - Google Patents
Screening device for concrete raw materials Download PDFInfo
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- CN111632830B CN111632830B CN202010506854.2A CN202010506854A CN111632830B CN 111632830 B CN111632830 B CN 111632830B CN 202010506854 A CN202010506854 A CN 202010506854A CN 111632830 B CN111632830 B CN 111632830B
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- screening mechanism
- screening
- machine body
- sieve
- rotary
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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
- B07B1/005—Transportable screening plants
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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
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
- B07B1/34—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen
- B07B1/343—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens jigging or moving to-and-fro perpendicularly or approximately perpendiculary to the plane of the screen with mechanical drive elements other than electromagnets
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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
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combined Means For Separation Of Solids (AREA)
Abstract
The invention discloses a screening device for concrete raw materials, which comprises a machine body, and a first screening mechanism and a second screening mechanism which are arranged in the machine body, wherein a feed hopper is arranged on one side of the upper end surface of the machine body, universal wheels are arranged at four corners of the bottom end surface of the machine body, mounting lug seats are respectively fixed on the upper part and the lower part of one side wall, close to the feed hopper, in the machine body, one ends of the first screening mechanism and the second screening mechanism are rotatably arranged in the mounting lug seats, the other ends of the first screening mechanism and the second screening mechanism extend out of the machine body and respectively penetrate through two groups of material guide outlets formed in one side surface of the machine body, a buffer mechanism is abutted to the bottom ends of the first screening mechanism and the second screening mechanism at the material guide outlets, and a motor is further arranged on the side surface of. This sieving mechanism of concrete raw material can realize dual screening, improves the efficiency of screening, also can avoid the concrete to drop by gravity too big on to the sieve simultaneously, leads to the problem that the sieve damaged.
Description
Technical Field
The invention belongs to the technical field of concrete screening, and particularly relates to a screening device for a concrete raw material.
Background
Concrete: refers to a general term for engineering composite materials formed by cementing aggregate into a whole by cementing materials. The term concrete generally refers to cement as a cementing material and sand and stone as aggregate; the cement concrete, also called as common concrete, is obtained by mixing with water (which may contain additives and admixtures) according to a certain proportion and stirring, and is widely applied to civil engineering.
Need screen the concrete raw material before concrete processing, calculus and fastening after guaranteeing the concrete mixture are effectual, but current concrete raw material sieving mechanism, it is at the in-process of screening, it is all fixed to correspond the screen cloth mostly, it is inconvenient when leading to need to replace the screen cloth, when directly dropping the concrete raw material to the screen cloth simultaneously, because the weight of concrete raw material is big, it is long-term, will form destruction to the screen cloth, influence the life of screen cloth, current sieving mechanism is static screening mostly in addition, the inefficiency of its screening, can not satisfy the demand of using.
Disclosure of Invention
The invention aims to provide a screening device for concrete raw materials, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a screening device for concrete raw materials comprises a machine body, and a first screening mechanism and a second screening mechanism which are arranged in the machine body, wherein a feed hopper is arranged on one side of the upper end face of the machine body, universal wheels are arranged at four corners of the bottom end face of the machine body, mounting lug seats are respectively fixed on the upper part and the lower part of one side wall, close to the feed hopper, of the interior of the machine body, one ends of the first screening mechanism and the second screening mechanism are rotatably arranged in the mounting lug seats, the other ends of the first screening mechanism and the second screening mechanism extend out of the interior of the machine body and respectively penetrate through two groups of guide outlets formed in one side face of the machine body, the bottom ends of the first screening mechanism and the second screening mechanism are abutted to buffer mechanisms at the guide outlets, a motor is further arranged on the side face of the machine body between the two groups of guide outlets, and a shaft of the motor penetrates into the machine body and is provided with;
the lifting and shaking mechanism comprises a lifting rod, a connecting rod, a rotary disc and a rotary plate, wherein the rotary disc is coaxially sleeved on a crankshaft of a motor, a convex column is arranged on one side surface of the rotary disc, which is opposite to the motor, the lifting rod is provided with two groups, one ends of the two groups of lifting rods are respectively fixedly connected with the connecting rod through a second spring, the other end of the two groups of lifting rods is fixedly connected with the rotary plate, a through rotary groove is formed in the middle of the side surface of the rotary plate, the convex column is inserted in the rotary groove, and the top end of the convex column extends out of the rotary.
Preferably, horizontal limiting rods are fixedly welded on the machine body side walls on the upper side and the lower side of the rotary table, and through holes for the lifting rods to vertically penetrate are formed in one ends, far away from the machine body side walls, of the two groups of limiting rods.
Preferably, two sets of the equal fixedly connected with otic placode of the other end of connecting rod to stretch into fixed ear seat respectively through the otic placode in with the sieve fixed connection of first screening mechanism and second screening mechanism, fixed ear seat fixed mounting respectively is on the sieve plate bottom of first screening mechanism and the sieve top of second screening mechanism.
Preferably, first screening mechanism and second screening mechanism big or small structure are the same, all include sieve, screen cloth and side shield, the sieve is the cuboid structure, and the one end of sieve is the arc setting, and insert and establish in the installation ear seat, rotate with the installation ear seat through the round pin axle and be connected.
Preferably, the upper end face of the sieve plate is further provided with a placing groove, the bottom end of the placing groove is of a net-shaped structure, the diameter of the net hole of the net is larger than that of the net hole of the sieve screen, the sieve screen is clamped in the placing groove in an inosculating manner, and the side baffles are respectively fixed at the side edges of the upper end face of the sieve plate on the two sides of the placing groove.
Preferably, the bottom face of organism still is equipped with the discharge gate, the outside on the inside discharge gate top of organism is provided with ejection of compact bottom plate, ejection of compact bottom plate is the slope setting, and the side department at the discharge gate is established to its slope bottom, and the vertical screen cloth part that corresponds the second screening mechanism of discharge gate.
Preferably, the buffer mechanism comprises a first spring and an inner groove for placing the first spring, the inner groove is formed in the bottom ends of the two groups of material guide outlets respectively, the first spring is evenly arranged in the inner groove at intervals and is provided with a plurality of groups, and the top end of the first spring is abutted to the sieve plates of the first screening mechanism and the second screening mechanism respectively.
The invention has the technical effects and advantages that: according to the screening device for the concrete raw materials, the first screening mechanism and the second screening mechanism are arranged in the machine body, the bottom ends of the screen plates of the two groups of screening devices extend out of the machine body, the top ends of the screen plates are hinged to the machine body through the mounting lug seats, the other ends of the screen plates are abutted to the buffer mechanisms, so that double screening can be realized in the screening process of the concrete raw materials, the screening efficiency is improved, and the problem that the screen plates are damaged due to overlarge gravity when the concrete falls onto the screen plates can be solved; meanwhile, a lifting shaking mechanism is connected between the two groups of sieve plates, the rotating plate of the lifting shaking mechanism is eccentrically connected with the rotating plate, the rotating plate is arranged on a motor and is of a cross structure, and a rotating groove is formed in the middle of the rotating plate, so that the motor rotates to eccentrically rotate the rotating plate to drive the lifting rod and the connecting rod to lift up and down, the two groups of sieve plates can be pulled up and down, and the service efficiency of the sieve plates in the working process is improved; in addition, in the using process of the two sets of sieve plates, the sieve plates are provided with corresponding placing grooves, and the corresponding sieve nets can be placed in the placing grooves in an inosculating mode, so that the sieve nets with corresponding apertures can be adjusted conveniently according to actual using requirements, and the sieve nets can be replaced more conveniently.
Drawings
FIG. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a schematic view of a screen deck structure of the present invention;
FIG. 3 is an enlarged view of the lifting and lowering mechanism of the present invention;
FIG. 4 is an enlarged schematic view of the structure at A of FIG. 1 in accordance with the present invention;
FIG. 5 is an enlarged schematic view of the structure at B of FIG. 1 in accordance with the present invention;
fig. 6 is a schematic view of a stop lever according to the present invention.
In the figure: 1 organism, 2 feeder hoppers, 3 universal wheels, 4 discharge gates, 5 first screening mechanisms, 6 second screening mechanisms, 7 mounting lug seats, 8 side baffles, 9 discharge bottom plates, 10 guide outlets, 11 buffer mechanisms, 12 lifting and shaking mechanisms, 13 first springs, 14 internal grooves, 15 motors, 16 sieve plates, 17 sieve meshes, 18 placing grooves, 19 lifting rods, 20 turntables, 21 turntables, 22 turntables, 23 limiting rods, 24 stop blocks, 25 convex columns, 26 second springs, 27 connecting rods, 28 through holes and 29 fixing lug seats.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a screening device for concrete raw materials as shown in figures 1-6, which comprises a machine body 1 and a first screening mechanism 5 and a second screening mechanism 6 which are arranged in the machine body 1, wherein one side of the upper end surface of the machine body 1 is provided with a feed hopper 2, four corners of the bottom end surface of the machine body 1 are respectively provided with a universal wheel 3, an installation lug seat 7 is respectively fixed on the upper part and the lower part of one side wall of the interior of the machine body 1 close to the feed hopper 2, one end of each of the first screening mechanism 5 and the second screening mechanism 6 is rotatably arranged in the installation lug seat 7, the other end of each of the first screening mechanism 5 and the second screening mechanism 6 extends out of the interior of the machine body 1 and respectively penetrates through two groups of material guide outlets 10 arranged on one side surface of the machine body 1, the bottom ends of the first screening mechanism 5 and the second screening mechanism 6 are abutted against buffer mechanisms at the material guide outlets 10, a motor 15 is further arranged on the side surface of the machine body 1 between the two groups of the material guide outlets 10, and a shaft A lifting and shaking mechanism 12;
the lifting shaking mechanism 12 comprises a lifting rod 19, a connecting rod 27, a rotary table 20 and rotary plates 21, the rotary table 20 is coaxially sleeved on a machine shaft of the motor 15, a convex column 25 is arranged on one side surface of the rotary table 20, which faces away from the motor 15, the lifting rod 19 is provided with two groups, one ends of the two groups of lifting rods 19 are fixedly connected with the connecting rod 27 through second springs 26, the other ends of the two groups of lifting rods are fixedly connected with the rotary plates 21, a through rotary groove 22 is formed in the middle of the side surface of the rotary plates 21, the convex column 25 is inserted in the rotary groove 22, and a stop block 24 is fixedly sleeved on the top end of the convex column 25 extending out of the rotary groove 22, so that the motor 1 is rotated by the eccentric rotation of the rotary table 20, the lifting rod 19 and the connecting rod 27 are driven to lift up and down, the two groups.
Specifically, horizontal limiting rods 23 are fixedly welded on the side walls of the machine body 1 on the upper side and the lower side of the turntable 20, and through holes for the lifting rods 19 to vertically pass through are formed in one ends, far away from the side walls of the machine body 1, of the limiting rods 23, so that the lifting shaking mechanism 12 can be ensured to be in a vertical state when lifted up and down.
It is specific, two sets of the equal fixedly connected with otic placode of the other end of connecting rod 27 to stretch into respectively in fixed otic placode 29 with the 16 fixed connection of sieve of first screening mechanism 5 and second screening mechanism 6 through the otic placode, fixed otic placode 29 respectively fixed mounting on the 16 bottom of sieve of first screening mechanism 5 and the 16 tops of sieve of second screening mechanism 6, thereby realize connecting rod 27 and fixed otic placode 29 be connected fixedly, in-process in order to make things convenient for it to shake from top to bottom and go up and down, take place relative slope, guarantee the vertical state on its connecting rod 27.
Specifically, first screening mechanism 5 is the same with 6 big small structure of second screening mechanism, and its difference lies in that the inside aperture of the screen cloth 17 that is equipped with is different to realize double-deck screening processing, improve the efficiency and the quality of screening, all include sieve 16, screen cloth 17 and side shield 8, sieve 16 is the cuboid structure, and the one end of sieve 16 is the arc setting, and insert and establish in installation ear seat 7, rotate through round pin axle and installation ear seat 7 and be connected.
Specifically, standing groove 18 has still been seted up to the up end of sieve 16, and the bottom of standing groove 18 is the net column structure that leaks, and the mesh diameter that should leak the net is greater than the mesh diameter of screen cloth 17 to when the realization supports screen cloth 17, still can not prevent the filter effect of screen cloth 17, the anastomotic card of screen cloth 17 is put in standing groove 18, convenient dismantlement and the installation to screen cloth 17, thereby can be according to the in-service use demand, the screen cloth 17 in corresponding aperture of installation, just side shield 8 is fixed respectively in 16 upper end sides of sieve departments of standing groove 18 both sides, thereby can avoid its concrete to roll and fall outside sieve 16 when the screening.
Specifically, the bottom face of organism 1 still is equipped with discharge gate 4, the outside on 4 tops of the inside discharge gate of organism 1 is provided with ejection of compact bottom plate 9, ejection of compact bottom plate 9 is the slope setting, and the side department at discharge gate 4 is established to its slope bottom, realizes sending into discharge gate 4 with the material that sieves in the organism totally, and the vertical screen cloth 17 part that corresponds second screening mechanism 6 of discharge gate 4.
Specifically, buffer gear 11 includes first spring 13 and places first spring 13's inside groove 14, inside groove 14 is opened respectively on two sets of guide export 10 bottoms, first spring 13 is provided with the multiunit at even interval in inside groove 14, and the top of first spring 13 supports respectively first screening mechanism 5 and second screening mechanism 6's sieve 16, can be when the concrete drops to screen cloth 17 on, through the buffering of the first spring 14 in bottom to reduce the collision wear to screen cloth 17, improve its life-span of using.
The working principle of the screening device for the concrete raw materials is that when the concrete materials are screened, the corresponding screen 17 is installed in the placing groove 18 of the screen plate 16 according to the use requirement, then the corresponding material receiving devices are arranged at the two groups of material guiding outlets 10, the motor 15 is started to work, then the concrete raw materials are sent into the machine body 1 from the feeding port 2, the raw materials firstly fall onto the screen plate 16 of the first screening mechanism 5, after being screened by the first screening mechanism 5, the qualified raw materials fall onto the screen plate 16 of the second screening mechanism 6, the unqualified raw materials are discharged into the corresponding material receiving devices from the material guiding outlets 10, the raw materials are also screened on the second screening mechanism 6, the qualified raw materials enter the bottom end of the machine body 1 and obliquely slide into the material discharging port 4 through the material discharging bottom plate 9, and are further collected below the machine body 1, the unqualified raw materials are also discharged into the corresponding material receiving devices from the other material guiding outlet 10, when the raw materials are on the first screening mechanism 5 and the second screening mechanism 6, the motor 15 rotates to drive the turntable 20 and the convex column 25 to eccentrically rotate, and in the rotating process of the convex column 25, because the convex column 25 is positioned in the rotary groove 22, the rotary plate 21 outside the rotary groove 22 is further pressed downwards, the rotary plate 21 is driven to vertically lift, and the lifting of the rotary plate 21 drives the first screening mechanism 5 and the second screening mechanism 6 to correspondingly lift or descend simultaneously through the lifting rod 19 and the connecting rod 27, and the first spring 13 and the second spring 26 are correspondingly extruded, so that the buffering is realized, the motor 15 continuously rotates, the first screening mechanism 5 and the second screening mechanism 6 of the motor always reciprocate, the self shaking is further completed, and the screening efficiency of the raw materials above is improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a sieving mechanism of concrete raw material, includes organism (1) and installs first screening mechanism (5) and second screening mechanism (6) in organism (1), its characterized in that: a feed hopper (2) is arranged on one side of the upper end surface of the machine body (1), universal wheels (3) are arranged on four corners of the bottom end surface of the machine body (1), mounting lug seats (7) are respectively fixed on the upper part and the lower part of one side wall of the interior of the machine body (1) close to the feed hopper (2), one end of each of the first screening mechanism (5) and the second screening mechanism (6) is rotatably arranged in the mounting lug seat (7), the other end of each of the first screening mechanism and the second screening mechanism extends out of the machine body (1), and respectively pass through two groups of material guide outlets (10) arranged on one side surface of the machine body (1), wherein the bottom ends of the first screening mechanism (5) and the second screening mechanism (6) are abutted with a buffer mechanism at the material guide outlet (10), a motor (15) is further arranged on the side surface of the machine body (1) between the two groups of material guide outlets (10), a crankshaft of the motor (15) penetrates into the machine body (1) and is provided with a lifting shaking mechanism (12) connected with the first screening mechanism (5) and the second screening mechanism (6);
the lifting shaking mechanism (12) comprises lifting rods (19), connecting rods (27), a rotary table (20) and rotary plates (21), the rotary table (20) is coaxially sleeved on a machine shaft of the motor (15), one side face, back to the motor (15), of the rotary table (20) is provided with convex columns (25), the lifting rods (19) are provided with two groups, one ends of the two groups of lifting rods (19) are fixedly connected with the connecting rods (27) through second springs (26), the other ends of the two groups of lifting rods are fixedly connected with the rotary plates (21), the middle of the side face of each rotary plate (21) is provided with a through rotary groove (22), the convex columns (25) are inserted into the rotary grooves (22), and the top ends of the convex columns (25) extend out of the rotary grooves (22) and are fixedly sleeved with stop blocks (24);
horizontal limiting rods (23) are fixedly welded on the side walls of the machine body (1) on the upper side and the lower side of the turntable (20), and through holes for the lifting rods (19) to vertically penetrate are formed in one ends of the two groups of limiting rods (23) far away from the side walls of the machine body (1);
two sets of the equal fixedly connected with otic placode of the other end of connecting rod (27) to stretch into respectively in fixed ear seat (29) with sieve (16) fixed connection of first screening mechanism (5) and second screening mechanism (6) through the otic placode, fixed ear seat (29) respectively fixed mounting on sieve (16) bottom of first screening mechanism (5) and sieve (16) top of second screening mechanism (6).
2. The apparatus for screening a concrete raw material according to claim 1, wherein: first screening mechanism (5) and second screening mechanism (6) big or small structure are the same, and its difference lies in that the inside aperture of screen cloth (17) that is equipped with is different, all includes sieve (16), screen cloth (17) and side shield (8), sieve (16) are the cuboid structure, and the one end of sieve (16) is the arc setting, and insert and establish in installation ear seat (7), rotate through round pin axle and installation ear seat (7) and be connected.
3. The apparatus for screening a concrete raw material according to claim 2, wherein: the screen plate is characterized in that a placing groove (18) is further formed in the upper end face of the screen plate (16), the bottom end of the placing groove (18) is of a net-shaped structure, the diameter of a mesh of the net is larger than that of a mesh of the screen (17), the screen (17) is matched and clamped in the placing groove (18), and the side baffles (8) are respectively fixed to the side edges of the upper end face of the screen plate (16) on the two sides of the placing groove (18).
4. The apparatus for screening a concrete raw material according to claim 1, wherein: the bottom face of organism (1) still is equipped with discharge gate (4), the outside on inside discharge gate (4) top of organism (1) is provided with ejection of compact bottom plate (9), ejection of compact bottom plate (9) are the slope setting, and the side department at discharge gate (4) is established to its slope bottom, and discharge gate (4) vertical screen cloth (17) part that corresponds second screening mechanism (6).
5. The apparatus for screening a concrete raw material according to claim 1, wherein: buffer gear (11) include first spring (13) and place inside groove (14) of first spring (13), inside groove (14) are opened respectively on two sets of guide export (10) bottom, first spring (13) are provided with the multiunit at even interval in inside groove (14), and the top of first spring (13) butt sieve (16) of first screening mechanism (5) and second screening mechanism (6) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010506854.2A CN111632830B (en) | 2020-06-05 | 2020-06-05 | Screening device for concrete raw materials |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010506854.2A CN111632830B (en) | 2020-06-05 | 2020-06-05 | Screening device for concrete raw materials |
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| Publication Number | Publication Date |
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| CN111632830A CN111632830A (en) | 2020-09-08 |
| CN111632830B true CN111632830B (en) | 2021-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010506854.2A Active CN111632830B (en) | 2020-06-05 | 2020-06-05 | Screening device for concrete raw materials |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112337775B (en) * | 2020-09-15 | 2021-12-17 | 刘撮龙 | Concrete production is with simple and easy screening installation |
| CN112845067A (en) * | 2020-12-23 | 2021-05-28 | 云南道勤牧业有限公司 | Screening installation for feed production |
| CN112845089A (en) * | 2021-01-05 | 2021-05-28 | 张建文 | Mining industry raw materials sieving mechanism |
| CN113649117A (en) * | 2021-10-21 | 2021-11-16 | 徐州和润生物科技有限公司 | Biological medicine processing screening equipment |
| CN114130652B (en) * | 2021-11-29 | 2023-05-12 | 江西德都食品科技有限公司 | Multistage screening structure and raw material processing equipment for orange can production |
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| KR20180120937A (en) * | 2017-04-28 | 2018-11-07 | 고등기술연구원연구조합 | Particle Separation Device for Slag Shatter System |
| CN209034848U (en) * | 2018-11-10 | 2019-06-28 | 高台县兴农牧业科技有限责任公司 | A kind of concentrated feed processing screening plant |
| CN209663732U (en) * | 2019-02-18 | 2019-11-22 | 陕西丰盛德远实业有限公司 | A kind of sand-gravel separation device |
| CN210304531U (en) * | 2019-07-05 | 2020-04-14 | 江苏赫曦新能源有限公司 | Collection device who adjusts according to sealing washer diameter |
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2020
- 2020-06-05 CN CN202010506854.2A patent/CN111632830B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180120937A (en) * | 2017-04-28 | 2018-11-07 | 고등기술연구원연구조합 | Particle Separation Device for Slag Shatter System |
| CN209034848U (en) * | 2018-11-10 | 2019-06-28 | 高台县兴农牧业科技有限责任公司 | A kind of concentrated feed processing screening plant |
| CN209663732U (en) * | 2019-02-18 | 2019-11-22 | 陕西丰盛德远实业有限公司 | A kind of sand-gravel separation device |
| CN210304531U (en) * | 2019-07-05 | 2020-04-14 | 江苏赫曦新能源有限公司 | Collection device who adjusts according to sealing washer diameter |
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| CN111632830A (en) | 2020-09-08 |
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