CN210022788U - Classification sand screening machine - Google Patents
Classification sand screening machine Download PDFInfo
- Publication number
- CN210022788U CN210022788U CN201920286092.2U CN201920286092U CN210022788U CN 210022788 U CN210022788 U CN 210022788U CN 201920286092 U CN201920286092 U CN 201920286092U CN 210022788 U CN210022788 U CN 210022788U
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- sand
- sieve plate
- barrel
- protective shell
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Abstract
The utility model discloses a classification sand screening machine, which comprises a protective shell, a sand screening barrel and a stirring chamber, wherein a feed inlet is arranged in the middle part of the top of the protective shell, the feed inlet is communicated with the stirring chamber, a stirring device is arranged in the stirring chamber, and corresponding vibration devices are arranged on the left side and the right side of the lower half part of the protective shell and are connected with the barrel wall of the sand screening barrel; a first sieve plate and a second sieve plate which are parallel to each other are arranged in the sand sieving barrel, wherein the first sieve plate is arranged above the second sieve plate, and the size of a sieving hole of the first sieve plate is larger than that of a sieving hole of the second sieve plate; the sieve below all is connected with the one end of hydraulic stem, and the hydraulic stem other end is connected at sieve husky bucket inner wall or vibrator inner wall. A first discharging device and a second discharging device are respectively arranged below the first sieve plate and the second sieve plate. A discharging bin is arranged under the second sieve plate. The vibrating device is matched with the sieve plate to complete sand sieving, and three kinds of sand with different sizes can be obtained through the device.
Description
Technical Field
The utility model relates to a gravel and sand treatment facility technical field specifically is a categorised screening sand machine.
Background
With the continuous development and progress of social civilization, the requirements of people on the quality of buildings are increasingly strict, so that in the selection of the building sand, construction personnel also pay more attention to high-quality and impurity-free fine sand, a sand screening machine is one of important use tools for the construction personnel in screening the fine sand, and the existing sand screening machine is often in the conditions of non-uniform screening and incomplete screening, so that few stones or impurities still exist in the fine sand, and the overall quality of the buildings is influenced.
However, most of the traditional classification sand screening machines are provided with one layer of screen plates, so that sand can not be classified and screened, the overall structure is complex, the screen plates are required to be replaced frequently when the sand with different sizes is required, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve one of the above-mentioned problems in classification provides a categorised sand screening machine, can need not frequently to change the sieve and can make the sand fully screen, obtains three kinds of not unidimensional sand from the discharge gate of difference, has improved efficiency greatly.
In order to achieve the above object, the utility model provides a following technical scheme:
a classification sand screening machine comprises a protective shell, a sand screening barrel vibration device and a stirring chamber, wherein a feed inlet is formed in the middle of the top of the protective shell and is communicated with the stirring chamber;
the left side and the right side of the lower half part of the protective shell are provided with corresponding vibration devices, and the vibration devices are connected with the barrel wall of the sand sieving barrel;
the sand screening barrel is arranged in the protective shell and located below the stirring chamber, the sand screening barrel is movably sleeved on the inner wall of the middle of the protective shell, the left side of the top of the sand screening barrel is hinged to the left side of the first sieve plate, the right side of the first sieve plate can be in contact with the inner wall of the right side of the top of the sand screening barrel, the lower surface of the first sieve plate is hinged to the upper end of a first hydraulic rod, and the lower end of the first hydraulic rod is fixedly connected with the inner wall of the left side of the sand screening barrel; a first discharging device is further arranged below the right side of the first sieve plate on the sand sieving barrel and fixed in the middle of the right side of the sand sieving barrel;
a second sieve plate is arranged in parallel under the first sieve plate, the left side of the second sieve plate is hinged with the left side of the bottom of the sand sieving barrel, the right side of the second sieve plate is abutted against the fixed block, the lower surface of the second sieve plate is rotatably connected with the upper end of a second hydraulic rod, and the lower end of the second hydraulic rod is fixedly connected with the inner wall of the vibrating device on the left side; the size of the screening holes of the first screen plate () is larger than that of the screening holes of the second screen plate;
a fixed plate is further arranged on the right side of the bottom of the sand sieving barrel, the fixed plate and the second sieve plate are located on the same plane, the lower end of the fixed plate is fixedly connected with the upper end of a hydraulic rod III, and the lower end of the hydraulic rod III is fixedly connected with a stop block; a second discharging device is arranged below the stop block, the second discharging device is fixed on the inner wall of the vibrating device on the right side, and a discharging port of the second discharging device is positioned outside the protective shell;
and a discharge bin is arranged under the second sieve plate.
Further, the vibrating device comprises a motor, a brake rod and a shell, the motor is arranged at the bottom in the shell, an output shaft of the motor is fixedly connected with the brake plate, a rolling wheel is arranged above the polygonal brake plate, the top of the brake plate can abut against the rolling wheel, the rolling wheel is rotatably connected with a connecting structure at the lower end of the rolling device, the brake rod is fixedly connected with the middle part of the top end of the rolling device, the top of the brake rod extends out of the shell to be connected with the sand sieving barrel, and a spring is further arranged between the rolling device and the top of the.
Further, the brake plate is in the shape of an equilateral polygon.
Furthermore, the corners of the equilateral polygon are all arc transitions.
Further, the edge surface of the braking plate is provided with a sliding groove, and the edge surface of the rolling wheel is provided with a projection which is embedded with the sliding groove on the edge surface of the braking plate 104.
Furthermore, the sand sieving barrel is provided with a pipeline hole, the first discharging device discharging pipeline is fixedly connected to the protective shell through the pipeline hole, the discharging port of the first discharging device extends out of the protective shell, and the aperture of the pipeline hole is larger than the outer diameter of the discharging pipeline of the first discharging device.
Further, the bottom surface of the stop block is matched with the feed inlet of the second discharging device.
Furthermore, the side face of the stop block is fixedly connected with a sliding block, a sliding rail is vertically arranged on the inner wall of the vibration device on the right side of the sliding block in an extending mode, and the sliding block is connected in the sliding rail in a sliding mode.
Furthermore, the edge of the right side of the first sieve plate is connected with one side of the flexible cloth, and the other side of the flexible cloth is connected with the surface of the edge of the left side of the feeding hole of the first discharging device.
Furthermore, the limiting rod is connected to the surface of the upper end of the sand sieving barrel, a limiting groove is formed in the corresponding position of the inner wall of the protective shell, the limiting rod stretches into the limiting groove, and the depth of the limiting groove is longer than the length of the limiting rod.
Furthermore, a plurality of stirring rods are arranged on the stirring device.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses structurally the design is simple reasonable, uses convenient operation swift, and the practicality is very high, and this screening sand machine is used for screening the sand for building, the motor cooperation mixes husky device and will pat from the sand that the feeding storehouse got into, prevents that the sand from becoming the piece, the sand that the caking was smashed to motor cooperation agitating unit makes the screening more abundant, first sieve and second sieve cooperation are screened the sand, and first sieve screening hole size is greater than second sieve mesh size, vibrator and the husky bucket of sieve mutually support and make the sand fully screen.
2. The sand screening device is characterized in that sand grains with the minimum size are arranged in the discharge bin, a user can obtain sands with different sizes from outlets of the first discharging device and the second discharging device by controlling the first hydraulic rod, the second hydraulic rod and the third hydraulic rod, the second discharging device is correspondingly provided with a stop block, the sands with different sizes are prevented from being mixed into the discharge bin, the sand screening device is reasonable in structure and simple to operate, the sand grains are screened into three kinds through one device, and the sand screening device is suitable for wide use in the society.
Drawings
FIG. 1 is a schematic structural diagram of a classification sand screening machine;
FIG. 2 is a schematic structural diagram of a vibrating device in a classification sand screening machine;
FIG. 3 is a schematic top view of a stopper of a classification sand sieving machine;
FIG. 4 is a schematic sectional view of the joint between the protective shell and the sand sieving barrel in a classification sand sieving machine;
description of reference numerals:
1-protective shell; 2-a feeding bin; 3-a sand mixing device; 4-a motor; 5-a stirring device; 6-an electric motor; 7-a first screen deck; 8-hydraulic rod; 9-screening a sand barrel; 10-well; 11-a hydraulic rod; 12-a vibrating device; 13-discharging bin; 14-a second discharge device; 15-hydraulic rod; 16-a first discharge device; 17-a second screen deck; 18-a distribution box; 19-flexible cloth; 21-fixing block; 101-a brake bar; 102-a housing; 103-a spring; 104-a roller device; 105-a rolling wheel; 106-a motor; 107-brake plate; 202-a stop; 204-a slide rail; 205-a slider; 301-a stop lever; 302-a chute; 303-limiting groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
It should be noted that the terms of left, right, upper and lower directions in the embodiments of the present invention are only relative concepts or reference to the normal use state of the product, and should not be considered as limiting.
It will be understood that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or it can be indirectly fixed to or disposed on the other element through a third member. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element through a third component.
Please refer to fig. 1-4, in the embodiment of the present invention, a sand classifying and screening machine is provided, including protective housing 1, sand screening bucket 9 vibrator 12 and mixing chamber 23, in this embodiment, protective housing 1 is a square structure, the middle part of the top of protective housing 1 is provided with feed inlet 2, feed inlet 2 communicates mixing chamber 23, be equipped with mixing device 5 in the mixing chamber, mixing device 5 one end is connected with the external motor 6 on the left of protective housing 1, and its other end rotates and connects the right side of protective housing 1. Feed inlet 2 still is provided with motor 4, and 4 output shaft of motor have and mix husky device 3, mix husky device 3 and can tentatively clap the great husky piece of pouring into scattered, and 5 upper surface vertical of agitating unit are equipped with a plurality of stirring rod 22, and stirring rod 22 passes through motor 6 and drives, at 23 internal rotations of teeter chamber, further claps the husky piece of scattering.
The left side and the right side of the lower half part of the protective shell 1 are provided with corresponding vibration devices 12, and the vibration devices 12 are connected with the wall of the sand sieving barrel 9; the outer surface of the protective shell 1 is also provided with a distribution box 18.
The sand sieving barrel 9 is arranged in the protective shell 1 and is positioned below the stirring chamber 23, the sand sieving barrel 9 is movably sleeved on the inner wall of the middle part of the protective shell 1, the left side of the top of the sand sieving barrel 9 is hinged with the left side of the first sieve plate 7, the right side of the first sieve plate 7 can be contacted with the inner wall of the right side of the top of the sand sieving barrel 9, the lower surface of the first sieve plate 7 is hinged with the upper end of a hydraulic rod I8, and the lower end of the hydraulic rod I8 is fixedly connected with the inner wall of the left side of the sand sieving barrel 9; a first discharging device 16 is further arranged below the right side of the first sieve plate 7 on the sand sieving barrel 9, and the first discharging device 16 is fixed in the middle of the right side of the sand sieving barrel 9.
Under first sieve 7 parallel arrangement have second sieve 17, the left side of the articulated husky bucket of screening 9 bottoms in left side of second sieve 17, fixed block 21 and second sieve 17 are located the coplanar, and fixed block 21 is long strip-shaped for the wedge, its left side and the butt of second sieve 17 right side for be located horizontal position when second sieve 17 resumes.
The lower surface of the second sieve plate 17 is rotatably connected with the upper end of a second hydraulic rod 11, and the lower end of the second hydraulic rod 11 is fixedly connected with the inner wall of the left vibrating device 12; the size of the screening holes of the first screen plate (7) is larger than that of the screening holes of the second screen plate (17); first sieve and second sieve all connect at the 9 inner walls of sieve husky buckets for two sieve boards can be along with sieve husky bucket together vibrations, accelerate the screening speed of sand. During the ejection of compact, the staff only needs through control hydraulic stem 8 or hydraulic stem 11, can adjust the inclination of first sieve 7 or second sieve 17, piles up the sand on first sieve 7 or second sieve 17 and rolls respectively along the sieve surface and fall to corresponding discharging device to accomplish ejection of compact process.
The right side of the bottom of the sand sieving barrel 9 is also provided with a fixing plate 21, the fixing plate 21 and the second sieve plate 17 are positioned on the same plane, the lower end of the fixing plate 21 is fixedly connected with the upper end of a hydraulic rod III 15, and the lower end of the hydraulic rod III 15 is fixedly connected with a stop block 202. When the discharging operation is performed, the worker controls the third hydraulic rod 15 to further control the stop block 202 to move upwards, so that the feeding hole of the second discharging device 14 is not blocked. A second discharging device 14 is arranged below the stop block 202, the second discharging device 14 is fixed on the inner wall of the vibrating device 12 on the right side, and a discharging hole of the second discharging device 14 is positioned outside the protective shell 1;
a discharging bin 13 is arranged right below the second sieve plate 17, and workers can obtain sand with the minimum size in the discharging bin 13.
The vibrating device 12 comprises a motor 106, a brake rod 101 and a shell 102, the motor 106 is arranged at the bottom in the shell 102, an output shaft of the motor 106 is fixedly connected with a brake plate 107, a rolling wheel 105 is arranged above the polygonal brake plate 107, the top of the brake plate 107 can abut against the rolling wheel 105, the rolling wheel 105 is rotatably connected with a connecting structure at the lower end of the rolling device 104, the brake rod 101 is fixedly connected with the middle part of the top end of the rolling device 104, the top of the brake rod 101 extends out of the shell 102 to be connected with the sand sieving barrel 9, and a spring 103 is further arranged between the rolling device 104 and the top of.
The shape of the brake plate 107 is an equilateral polygon, the edge surface of the brake plate 107 is provided with a sliding groove, and the edge surface of the rolling wheel 105 is provided with a bulge which is embedded with the sliding groove on the edge surface of the brake plate 104.
And the corners of the equilateral polygon are all in arc transition.
In this embodiment, the shape of the braking plate 107 is an equilateral triangle, and the braking plate 107 is made of rubber material with a large friction coefficient, so that the motor 106 drives the braking plate 107 to rotate when operating, and the friction force between the surface of the braking plate 107 and the rolling wheel 105 drives the rolling wheel 105 to rotate, thereby driving the rolling device 104 to move up and down. And the spring 103 surrounds the brake rod 101, the upper end of the spring is contacted with the shell 102, the lower end of the spring is contacted with the rolling device 104, the spring 103 deforms in the up-and-down movement process, a downward thrust can be provided for the rolling device 104 in the deformation reduction process, and the rolling wheel 105 is ensured not to derail from the sliding groove at the edge of the brake plate 107. The use of the vibration device 12 enables the sand sieving barrel 9 to move up and down, and the sand sieving work can be completed more quickly.
The bottom surface of the stop block 202 is matched with the feed inlet of the second discharging device 14, and the stop block 202 is an oblique cylinder to prevent sand with a smaller size from falling into the second discharging device 14 in the sand screening process.
The side surface of the stop block 202 is fixedly connected with a slide block 205, the inner wall of the vibration device 12 on the right side of the slide block is vertically provided with a slide rail 204 in an extending mode, and the slide block 205 is connected in the slide rail 204 in a sliding mode to limit the motion track of the slide block.
The flexible cloth 19 is connected at the edge of the right side of the first sieve plate 7, the flexible cloth 19 is connected at the other side of the left side edge surface of the feed inlet of the first discharging device 16, so that sand grains are prevented from falling into the first discharging device 16 in the sand screening process, and when the first sieve plate 7 is inclined and falls sand, the sand grains can be prevented from falling between the first sieve plate 7 and the second sieve plate 17.
A plurality of stirring rods 22 are arranged on the stirring device 5.
Go out feed bin 3 and design into the infundibulate, go out feed bin 3 bottoms and be provided with the through-hole, and correspond with 3 bottoms through-holes in the feed bin and be provided with the cang gai, do benefit to the collection of sand grain.
The utility model discloses a theory of operation is:
the utility model relates to a categorised sand screening machine, this screening sand device are used for screening the sand for building, motor 4 cooperation mixes husky device 3 and will pat from the sand that 2 entering in feeding storehouse, prevent that the sand from caking, motor 6 cooperation agitating unit 5 beats the sand of garrulous caking, makes the screening more abundant, first sieve 7 and the cooperation of second sieve 17 are filtered the sand, and just first sieve 7 filters the hole size and is greater than 17 sieve mesh sizes of second sieve, vibrator 12 drives the vibrations of screening sand bucket 9 to make the sand fully filter, go out the sand grain that is the size minimum in the feed bin 13. The user can control the angles of the first sieve plate 7 and the second sieve plate 17 by controlling the hydraulic rods 8 and 11, and control the hydraulic rod 15 to control the position of the stop block 202, so that sand particles which cannot pass through the sieve plates due to large sizes fall into the corresponding discharge hole below the inclined sieve plates along the surface of the first sieve plate 7 or the second sieve plate 17 due to gravity, and the discharge bin 13 can obtain fine sand which can pass through the second sieve plate 17, so that sand with different sizes can be obtained at the outlets of the first discharge device 16 and the second discharge device 14.
To sum up, the utility model provides a categorised sand sieving machine can filter the sand for the building through the device, mixes husky device and will pat from the sand that the feeding storehouse got into, prevents that the sand from blocking, vibrator cooperation sieve makes the sand fully cooperate the completion screening, can obtain three kinds of not unidimensional sand through this device. The sand screening device has reasonable structure and simple operation, and is suitable for wide social use.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof, and that any reference signs in the claims shall not be construed as limiting the claims so far as they are concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (10)
1. A classification sand screening machine comprises a protective shell (1), a sand screening barrel (9), a vibration device (12) and a stirring chamber (23), and is characterized in that a feeding hole (2) is formed in the middle of the top of the protective shell (1), the feeding hole (2) is communicated with the stirring chamber (23), a stirring device (5) is arranged in the stirring chamber, one end of the stirring device (5) is connected with an external motor (6) on the left side of the protective shell (1), and the other end of the stirring device is rotatably connected with the right side of the protective shell (1);
the left side and the right side of the lower half part of the protective shell (1) are provided with corresponding vibration devices (12), and the vibration devices (12) are connected with the wall of the sand screening barrel (9);
the sand screening barrel (9) is arranged below the stirring chamber (23) in the protective shell (1), the sand screening barrel (9) is movably sleeved on the inner wall of the middle of the protective shell (1), the left side of the top of the sand screening barrel (9) is hinged to the left side of the first sieve plate (7), the right side of the first sieve plate (7) can be in contact with the inner wall of the right side of the top of the sand screening barrel (9), the lower surface of the first sieve plate (7) is hinged to the upper end of a hydraulic rod I (8), and the lower end of the hydraulic rod I (8) is fixedly connected with the inner wall of the left side of the sand screening barrel (9); a first discharging device (16) is further arranged on the sand sieving barrel (9) below the right side of the first sieve plate (7), and the first discharging device (16) is fixed in the middle of the right side of the sand sieving barrel (9);
a second sieve plate (17) is arranged in parallel under the first sieve plate (7), the left side of the second sieve plate (17) is hinged to the left side of the bottom of the sand sieving barrel (9), the right side of the second sieve plate (17) is abutted to a fixed block (21), the lower surface of the second sieve plate (17) is rotatably connected with the upper end of a second hydraulic rod (11), and the lower end of the second hydraulic rod (11) is fixedly connected with the inner wall of a vibrating device (12) on the left side; the size of the screening holes of the first screen plate (7) is larger than that of the screening holes of the second screen plate (17);
a fixed block (21) is further arranged on the right side of the bottom of the sand sieving barrel (9), the fixed block (21) and the second sieve plate (17) are located on the same plane, the lower end of the fixed block (21) is fixedly connected with the upper end of a hydraulic rod III (15), and the lower end of the hydraulic rod III (15) is fixedly connected with a stop block (202); a second discharging device (14) is arranged below the stop block (202), the second discharging device (14) is fixed on the inner wall of the vibrating device (12) on the right side, and a discharging hole of the second discharging device (14) is positioned outside the protective shell (1);
a discharging bin (13) is arranged under the second sieve plate (17).
2. The classification sand screening machine according to claim 1, wherein the vibration device (12) comprises a motor (106), a brake rod (101) and a shell (102), the motor (106) is arranged at the bottom inside the shell (102), an output shaft of the motor (106) is fixedly connected with a brake plate (107), a rolling wheel (105) is arranged above the polygonal brake plate (107), the top of the brake plate (107) can abut against the rolling wheel (105), the rolling wheel (105) is rotatably connected with a connecting structure at the lower end of the rolling device (104), the brake rod (101) is fixedly connected with the middle part of the top end of the rolling device (104), the top of the brake rod (101) extends out of the shell (102) to be connected with the sand screening barrel (9), and a spring (103) is further arranged between the rolling device (104) and the top of the shell.
3. A classifying sand screen according to claim 2, wherein the brake plate (107) is shaped as an equilateral polygon.
4. A sand classifying and screening machine according to claim 3, wherein the corners of said equilateral polygons are all rounded transitions.
5. A classifying sand screen according to claim 3, wherein the edge surface of the braking plate (107) is provided with a sliding groove, and the edge surface of the rolling wheel (105) is provided with a projection which is embedded with the sliding groove of the edge surface of the braking plate (107).
6. A kind of sand screening machine according to claim 1, characterized by that, the sand screening barrel (9) has pipeline hole (10), the first discharging device (16) discharging pipeline is fixed on the protective shell (1) through the pipeline hole (10), and the discharging port of the first discharging device (16) extends to the outside of the protective shell (1), the diameter of the pipeline hole (10) is larger than the outside diameter of the discharging pipeline of the first discharging device (16).
7. A classifying and screening machine according to claim 1, characterized in that the bottom surface of the block (202) is adapted to the inlet of the second outlet means (14).
8. The sand classifying and screening machine according to claim 6, wherein the side surface of the stop block (202) is fixedly connected with a slide block (205), a slide rail (204) is vertically extended and arranged on the inner wall of the vibrating device (12) at the right side of the slide block, and the slide block (205) is slidably connected in the slide rail (204).
9. A classifying sand screen according to claim 1, characterized in that the right edge of the first screen plate (7) is connected to one side of a flexible cloth (19), and the other side of the flexible cloth (19) is connected to the left edge surface of the inlet opening of the first outlet means (16).
10. The classification sand screening machine according to claim 1, wherein a limiting rod (301) is connected to the upper end surface of the sand screening barrel (9), a limiting groove (303) is formed in a corresponding position of the inner wall of the protective shell (1), the limiting rod (301) extends into the limiting groove (303), and the depth of the limiting groove is longer than the length of the limiting rod (301).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920286092.2U CN210022788U (en) | 2019-03-05 | 2019-03-05 | Classification sand screening machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920286092.2U CN210022788U (en) | 2019-03-05 | 2019-03-05 | Classification sand screening machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210022788U true CN210022788U (en) | 2020-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920286092.2U Expired - Fee Related CN210022788U (en) | 2019-03-05 | 2019-03-05 | Classification sand screening machine |
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| CN (1) | CN210022788U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112847939A (en) * | 2020-12-04 | 2021-05-28 | 张恒 | Swinging type industrial plastic particle drying and sorting device and plastic particle production method |
| CN113210076A (en) * | 2021-04-26 | 2021-08-06 | 衢州学院 | Have sieve husky equipment for civil engineering construction of coarse screen and fine screen concurrently |
-
2019
- 2019-03-05 CN CN201920286092.2U patent/CN210022788U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112847939A (en) * | 2020-12-04 | 2021-05-28 | 张恒 | Swinging type industrial plastic particle drying and sorting device and plastic particle production method |
| CN113210076A (en) * | 2021-04-26 | 2021-08-06 | 衢州学院 | Have sieve husky equipment for civil engineering construction of coarse screen and fine screen concurrently |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200207 Termination date: 20210305 |