CN214262039U - Continuous crushing and screening device - Google Patents
Continuous crushing and screening device Download PDFInfo
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- CN214262039U CN214262039U CN202023014491.5U CN202023014491U CN214262039U CN 214262039 U CN214262039 U CN 214262039U CN 202023014491 U CN202023014491 U CN 202023014491U CN 214262039 U CN214262039 U CN 214262039U
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Abstract
The utility model discloses a continuous crushing and screening device, which comprises a crushing mechanism, a screening mechanism and a feed back conveying mechanism; the screening mechanism comprises a blower and a screening cavity; the feed inlet of the screening mechanism is arranged on the top surface of the screening cavity; the air speed of the blower is adjustable, the blower is arranged outside the screening cavity, and an air outlet of the blower is communicated with the screening cavity through the side surface of the screening cavity; the finished material outlet of the screening mechanism is arranged on the side surface of the screening cavity and is opposite to the air outlet of the air blower, and finished materials are blown by the air blower to be output from the finished material outlet; the waste outlet of the screening mechanism is arranged at the bottom surface of the screening cavity; the crushing mechanism is arranged above the screening mechanism, and a discharge hole of the crushing mechanism is communicated with a feed hole of the screening mechanism; the feed end of the feed back conveying mechanism is positioned below the waste outlet of the screening mechanism, and the discharge end of the feed back conveying mechanism penetrates into the crushing mechanism so as to convey waste into the crushing mechanism. The utility model has the advantages of continuous crushing and wind screening.
Description
Technical Field
The utility model relates to an experimental device field especially relates to a smash screening plant in succession.
Background
In a laboratory, certain experimental materials are required to be crushed and screened to obtain required particles frequently, the conventional crushing method in the laboratory is manual grinding, the screening method is manual screening by using a screen, the whole grinding and screening process is long in time consumption, low in efficiency and labor-consuming, many particles are adhered to the screen in the screening process and are difficult to take down for use, and large particles which cannot pass through the screen are directly discarded.
SUMMERY OF THE UTILITY MODEL
Therefore, a continuous crushing and screening device is needed to be provided, so that the problems that materials are ground and screened manually in laboratories in the prior art, time and labor are wasted, part of particles are adhered to a screen and are difficult to take down, and particles which do not pass through the screen are directly discarded, so that waste is caused are solved.
In order to achieve the aim, the inventor provides a continuous crushing and screening device, which comprises a crushing mechanism, a screening mechanism and a feed back conveying mechanism;
the screening mechanism comprises a blower and a screening cavity; the feed inlet of the screening mechanism is arranged on the top surface of the screening cavity; the air speed of the blower is adjustable, the blower is arranged outside the screening cavity, and an air outlet of the blower is communicated with the screening cavity through the side surface of the screening cavity; the finished material outlet of the screening mechanism is arranged on the side surface of the screening cavity and is opposite to the air outlet of the air blower, and finished materials are blown by the air blower to be output from the finished material outlet; the waste outlet of the screening mechanism is arranged at the bottom surface of the screening cavity;
the crushing mechanism is arranged on the screening mechanism and comprises a grinding cavity, a grinding body and a grinding driving mechanism; the grinding cavity and the grinding body are both cylindrical, and the inner side wall of the grinding cavity and the side wall of the grinding body are both grinding walls; the discharge hole of the crushing mechanism is arranged at the bottom surface of the grinding cavity and is communicated with the feed inlet of the screening mechanism; the grinding body is coaxially arranged in the grinding cavity, and an annular gap for materials to pass through is reserved between the grinding wall of the grinding body and the grinding wall of the grinding cavity; the grinding driving mechanism is in transmission connection with the grinding body and is used for driving the grinding body to rotate axially so as to grind materials together with the grinding cavity;
the feed end of the feed back conveying mechanism is positioned below the waste outlet of the screening mechanism, and the discharge end of the feed back conveying mechanism penetrates into the crushing mechanism so as to convey waste into the crushing mechanism.
As the utility model discloses a preferred structure, feed back conveying mechanism includes the lifting machine, the feed end of lifting machine is located below the play waste material mouth of screening mechanism, and the discharge end of lifting machine wears to within the rubbing crusher constructs to carry the waste material to in the rubbing crusher constructs.
As an optimized structure of the utility model, the grinding wall of the grinding body is provided with a plurality of conical spines.
As the utility model discloses a preferred structure, rubbing crusher constructs's discharge gate is provided with first otter board, the size of the mesh of first otter board is greater than the particle diameter of the material after rubbing crusher constructs the smashing.
As a preferred structure of the utility model, the first screen plate is detachably arranged at the discharge port of the crushing mechanism; the first screen plate is provided with a plurality of, and the mesh size of the first screen plate of a plurality of is different, can select first screen plate to install in rubbing crusher constructs's discharge gate department according to the demand.
As the utility model discloses a preferred structure, the discharge gate department of screening mechanism is provided with the second otter board, the size of the mesh of second otter board is greater than the particle diameter of waste material.
As a preferred structure of the utility model, the second screen plate is detachably arranged at the discharge port of the screening mechanism; the second otter board is provided with a plurality of, and the mesh size of a plurality of second otter board is different, can select the second otter board to install in screening mechanism's discharge gate department according to the demand.
As the utility model discloses a preferred structure still includes the casing, rubbing crusher constructs, screening mechanism and feed back conveying mechanism all locates in the casing, and rubbing crusher constructs the feed inlet, the play finished product mouth of screening mechanism all runs through outside the casing.
As a preferred structure of the utility model, the utility model also comprises a controller, and the blower is provided with a frequency converter; the controller is connected with the frequency converter and the grinding driving mechanism and used for controlling the frequency converter to adjust the blowing air speed of the blower and driving the grinding body to rotate by the grinding driving mechanism.
As an optimal structure of the utility model, still include the control panel, the control panel is connected with the controller.
Different from the prior art, the continuous crushing and screening device in the technical scheme has the advantages that materials to be crushed in a laboratory can be input into the crushing mechanism from the feed inlet of the crushing mechanism, the materials are crushed into particles through the crushing of the crushing mechanism and fall into the screening cavity of the screening mechanism, and a user regulates the air speed of the air blower to just blow the particles and the particles smaller than the particles to a material outlet according to the particle size of the required particles; in the falling process of the crushed materials, the materials with the required grain diameter and the materials with the grain diameter smaller than the required grain diameter are blown to be output from a finished material outlet, so that the finished materials with the required grain diameter can be obtained; and the material that is greater than this particle diameter then falls to a waste material mouth to on falling to the feed end of lifting machine from a waste material mouth, under the transport of lifting machine, the waste material is sent back to and is continued to be smashed within the rubbing crusher constructs, then can not cause the waste of waste material like this, can reuse to smash into the finished product of required particle diameter. Continuous crushing and screening device collects crushing and screening function in an organic whole, and convenient and fast relies on wind-force screening, can not produce the problem that partial material adhesion is difficult to take off in screening mechanism department, and the waste material can return to smash in the rubbing crusher structure, reaches continuous kibbling purpose.
Drawings
Fig. 1 is an internal structure view of a continuous grinding and screening apparatus according to an embodiment of the present invention;
fig. 2 is an external structural view of a continuous grinding and screening apparatus according to an embodiment of the present invention;
fig. 3 is a partial view of an abrasive body according to an embodiment of the present invention.
Description of reference numerals:
1. a grinding chamber;
100. a feed inlet of the crushing mechanism; 101. a discharge port of the crushing mechanism;
2. a grinding body; 200. pricking with a sharp point;
3. a grinding drive mechanism;
4. a first screen plate;
5. a blower;
6. a screening chamber;
600. discharging a waste material port; 601. discharging a finished material port;
7. a second screen plate;
8. a hoist;
9. waste materials;
10. a housing;
11. and (6) a control screen.
Detailed Description
To explain technical contents, structural features, and objects and effects of the technical solutions in detail, the following detailed description is given with reference to the accompanying drawings in conjunction with the embodiments.
Please refer to fig. 1 and fig. 2, the utility model provides a smash screening plant in succession for the will smash the material, and the granule that accords with the demand after will smashing screens out, be particularly useful for the laboratory to the crushing and screening of experimental materials, collect smash and screen in an organic whole, convenient and fast, rely on wind-force screening material, avoid the material adhesion in the mechanism department that is used for the screening, the material initiative that is not conform to the demand is sent back to and is smashed, until meeting the demand, can reach continuous kibbling effect, avoid the waste of material.
In a specific embodiment, the continuous crushing and screening device comprises a crushing mechanism, a screening mechanism and a feed back conveying mechanism; the crushing mechanism is used for crushing the materials into particles, the screening mechanism is used for screening the particles with the particle sizes meeting the requirements and the particles with the particle sizes not meeting the requirements, and the feed back conveying mechanism is used for sending the particles with the particle sizes not meeting the requirements back to the crushing mechanism to continue crushing.
The screening mechanism comprises a blower 5 and a screening cavity 6; the air blower 5 is used for providing an air source, the screening cavity 6 is used for providing a screening space, and specifically, the screening cavity 6 is a cylindrical cavity surrounded by side plates and two end plates. Screening chamber 6 is provided with the feed inlet of screening mechanism, the discharge gate of screening mechanism, and the feed inlet of screening mechanism sets up in the top surface of screening chamber 6, and the feed inlet that is passed through screening mechanism from top to bottom under the action of gravity by kibbling material falls into screening chamber 6.
The air speed of the air blower 5 is adjustable, the air blower 5 is arranged outside the screening cavity 6, and an air outlet of the air blower 5 is communicated with the screening cavity 6 through the side surface of the screening cavity 6; the discharging and forming material port 601 of the screening mechanism is arranged at the side surface of the screening cavity 6 and is opposite to the air outlet of the air blower 5, and the formed material (namely the particles with the particle size meeting the requirement) is blown by the air blower 5 to be output from the discharging and forming material port 601; screening mechanism's play waste gate 600 sets up in screening chamber 6's bottom surface department, and waste material 9 (the particle diameter is not conform to the granule of demand) falls to a waste gate 600 department from top to bottom, falls to feed end department of feed back conveying mechanism by a waste gate 600.
The user can adjust the wind speed of the wind that air-blower 5 blew out according to the particle size of the granule of actual need, in further embodiment, air-blower 5 is provided with the converter, continuous crushing and screening device still includes the controller, the controller is connected with the converter, then can adjust the wind speed of the wind that air-blower 5 blew out through the controller to in the granule that will smash, sieve out the granule that the particle size accords with the demand.
In a further embodiment, the continuous crushing and screening device further includes a control screen 11, the control screen 11 is connected to the controller, a user can input a wind speed through the control screen 11, so that the controller sets the wind speed of the wind blown by the blower 5 as the input wind speed, a chip can also be provided, a calculation formula of the particle size of the required particles and the wind speed is implanted in the chip, and data is input to the control screen 11, so that the required wind speed can be calculated, wherein the calculation formula is specifically as follows:
wind speed (target particle size (particle density-gas density) g)/18 viscosity; where g is the acceleration of gravity.
In order to ensure that the waste materials can be sufficiently dispersed and sent back to the crushing mechanism, in a further embodiment, the discharge port of the screening mechanism is provided with a second screen plate 7, the size of the meshes of the first screen plate 4 is larger than the particle size of the waste materials, so that the non-caking waste materials can pass through the second screen plate 7, the caking materials are scattered by the meshes of the second screen plate 7 under the action of the gravity of free falling, the materials which cannot be scattered can be left on the second screen plate 7 to be taken out, and thus the materials entering the grinding cavity 1 can be uniformly dispersed, and the crushing effect is facilitated.
In order to facilitate cleaning of the second mesh plate 7 and allow crushed particles to pass through according to an actual crushing effect, in a further embodiment, the second mesh plate 7 is detachably disposed at a discharge port of the sieving mechanism, and may be a door disposed on a side surface of the sieving chamber 6, a supporting plate is disposed on an inner wall of the sieving chamber 6, the door of the sieving chamber 6 is opened, and the second mesh plate 7 is placed on the supporting plate. The second net plate 7 is provided with a plurality of, and the mesh size of a plurality of second net plate 7 is different, can select the second net plate 7 that the mesh accords with the demand to install in the discharge gate department of screening mechanism according to the demand.
The crushing mechanism is arranged on the screening mechanism and comprises a grinding cavity 1, a grinding body 2 and a grinding driving mechanism 3; the grinding cavity 1 is used for providing a space for grinding materials, and the grinding body 2 is used for being matched with the grinding cavity 1 to grind the materials.
The grinding chamber 1 and the grinding body 2 are both cylindrical, and the inner side wall of the grinding chamber 1 and the side wall of the grinding body 2 are both grinding walls made of hard and rough materials, such as stone. The grinding chamber 1 is provided with a feed inlet 100 of the grinding mechanism and a discharge outlet 101 of the grinding mechanism, wherein the discharge outlet 101 of the grinding mechanism is arranged at the bottom surface of the grinding chamber 1, the discharge outlet 101 of the grinding mechanism is communicated with the feed inlet of the screening mechanism, and the ground materials enter the screening chamber 6 of the screening mechanism from the discharge outlet 101 of the grinding mechanism.
Grinding body 2 is coaxial to be located in grinding chamber 1, and leaves the annular space that supplies the material to pass through between grinding body 2's the grinding wall and the grinding chamber 1's the grinding wall, treats that kibbling material is by the leading-in grinding chamber 1 of feed inlet 100 of rubbing crusher structure in to fall into under self action of gravity in the annular space, grinding body 2 is rotatory relatively grinding chamber 1, then can grind the material, in addition, in order to guarantee that the material homoenergetic falls into in the annular space, grinding body 2's top is coniform, and the material then can be along grinding body 2's top landing extremely in the annular space.
Referring to fig. 3, in order to crush the material more thoroughly, in a further embodiment, the grinding wall of the grinding body 2 is provided with a plurality of conical spikes 200.
The material to be crushed is fed into the grinding chamber 1 through the feed inlet 100 of the crushing mechanism, and specifically, the feed inlet of the crushing mechanism is arranged at the side of the grinding chamber 1 and above the grinding body 2. After entering the grinding chamber 1 from the feed inlet 100 of the crushing mechanism, the material falls into the annular gap.
The grinding body 2 is unsettled to be located in grinding chamber 1, and grinding body 2 has the certain distance with rubbing crusher's discharge gate 101 promptly to the discharge gate 101 that the material that is convenient for being smashed gets into rubbing crusher, specifically, can be that the top of grinding body 2 is coaxial to be equipped with the rotation axis, the rotation axis passes through the bearing and rotatably is connected to the top surface of grinding chamber 1, and the rotation axis is worn out outside grinding chamber 1. Grind actuating mechanism 3 and be connected with the transmission of rinding body 2 for 2 axial rotations of drive rinding body to grind the material jointly with grinding chamber 1, specifically, grind actuating mechanism 3 can be the rotating electrical machines, the output of rotating electrical machines can with the direct coaxial coupling of the rotation axis of rinding body 2, also can be that the gear is all located to the output of rotating electrical machines and rotation axis cover, the gear engagement of rotating electrical machines's gear and rotation axis, rotating electrical machines then can pass through gear drive.
In order to enable the ground and sufficiently dispersed materials to enter the sieving cavity 6, in a further embodiment, the discharge port 101 of the crushing mechanism is provided with the first mesh plate 4, the mesh size of the first mesh plate 4 is larger than the particle size of the materials crushed by the crushing mechanism, so that the crushed materials without caking can enter the sieving cavity 6 through the first mesh plate 4, the caked materials are scattered by the mesh of the first mesh plate 4 under the action of gravity of free falling, the materials which cannot be scattered can be left on the first mesh plate 4 to be taken out, and thus the materials entering the sieving cavity 6 can be uniformly dispersed, and the sieving effect is facilitated.
In order to facilitate cleaning of the first screen plate 4 and allow crushed particles to pass through according to actual crushing requirements, in a further embodiment, the first screen plate 4 is detachably disposed at a discharge port 101 of the crushing mechanism, a door may be disposed on a side surface of the crushing chamber, a support plate is disposed on an inner wall of the crushing chamber, the door of the crushing chamber is opened, and the first screen plate 4 is placed on the support plate. The first otter board 4 is provided with a plurality of, and the mesh size of the first otter board 4 of a plurality of is different, can select the first otter board 4 that the mesh accords with the demand to install in rubbing crusher's discharge gate 101 department according to the demand.
The grinding driving mechanism 3 can also be connected with a controller, and a user can control the grinding driving mechanism 3 to drive the grinding body 2 to rotate through the controller.
The feed end of feed back conveying mechanism is located below the play waste gate 600 of screening mechanism, and feed back conveying mechanism's discharge end wears to within the rubbing crusher constructs to carry the waste material to in the rubbing crusher constructs. Feed back conveying mechanism can include belt conveyor, belt conveyor can be provided with a plurality of, and a plurality of belt conveyor splices in proper order, then can reduce belt conveyor's the slope to guarantee that the waste material can not be sent back to crushing intracavity with unrestrained.
In a preferred embodiment, the feed-back conveying mechanism comprises a lifter 8, a feeding end of the lifter 8 is positioned below the waste outlet 600 of the screening mechanism, and a discharging end of the lifter 8 penetrates into the crushing mechanism to convey the waste into the crushing mechanism.
In a further embodiment, the continuous crushing and screening device further includes a casing 10, the crushing mechanism, the screening mechanism and the feed back conveying mechanism are all disposed in the casing 10, and the feed inlet 100 of the crushing mechanism and the discharge port 601 of the screening mechanism all penetrate through the casing 10.
Materials to be crushed in a laboratory can be input into the crushing mechanism from the feeding hole 100 of the crushing mechanism, the materials are crushed into particles through the crushing of the crushing mechanism and fall into the screening cavity 6 of the screening mechanism, and a user regulates the air speed of the air blower 5 in advance according to the particle size of the required materials to just blow the particles and the materials smaller than the particle size to the material outlet 601; in the falling process of the crushed materials, the materials with the required particle size and the materials with the particle size smaller than the required particle size are blown to be output from the material outlet 601, so that the materials with the required particle size can be obtained; and the material that is greater than this particle diameter then falls to go out waste material mouth 600 to fall to on the feed end of lifting machine 8 from going out waste material mouth 600, under the transport of lifting machine 8, the waste material is sent back to and is continued to be smashed within the rubbing crusher structure, so can not cause the waste of waste material, can reuse to smash into the finished product material of required particle diameter. Continuous crushing and screening device collects crushing and screening function in an organic whole, and convenient and fast relies on wind-force screening, can not produce the problem that partial material adhesion is difficult to take off in screening mechanism department, and the waste material can return to smash in the rubbing crusher structure, reaches continuous kibbling purpose.
It should be noted that, although the above embodiments have been described herein, the scope of the present invention is not limited thereby. Therefore, based on the innovative concept of the present invention, the changes and modifications of the embodiments described herein, or the equivalent structure or equivalent process changes made by the contents of the specification and the drawings of the present invention, directly or indirectly apply the above technical solutions to other related technical fields, all included in the scope of the present invention.
Claims (10)
1. A continuous crushing and screening device is characterized by comprising a crushing mechanism, a screening mechanism and a feed back conveying mechanism;
the screening mechanism comprises a blower and a screening cavity; the feed inlet of the screening mechanism is arranged on the top surface of the screening cavity; the air speed of the blower is adjustable, the blower is arranged outside the screening cavity, and an air outlet of the blower is communicated with the screening cavity through the side surface of the screening cavity; the finished material outlet of the screening mechanism is arranged on the side surface of the screening cavity and is opposite to the air outlet of the air blower, and finished materials are blown by the air blower to be output from the finished material outlet; the waste outlet of the screening mechanism is arranged at the bottom surface of the screening cavity;
the crushing mechanism is arranged on the screening mechanism and comprises a grinding cavity, a grinding body and a grinding driving mechanism; the grinding cavity and the grinding body are both cylindrical, and the inner side wall of the grinding cavity and the side wall of the grinding body are both grinding walls; the discharge hole of the crushing mechanism is arranged at the bottom surface of the grinding cavity and is communicated with the feed inlet of the screening mechanism; the grinding body is coaxially arranged in the grinding cavity, and an annular gap for materials to pass through is reserved between the grinding wall of the grinding body and the grinding wall of the grinding cavity; the grinding driving mechanism is in transmission connection with the grinding body and is used for driving the grinding body to rotate axially so as to grind materials together with the grinding cavity;
the feed end of the feed back conveying mechanism is positioned below the waste outlet of the screening mechanism, and the discharge end of the feed back conveying mechanism penetrates into the crushing mechanism so as to convey waste into the crushing mechanism.
2. The continuous grinding and screening apparatus of claim 1, wherein said return feed mechanism includes an elevator having a feed end positioned below the waste outlet of the screening mechanism and a discharge end extending into the grinding mechanism for feeding waste into the grinding mechanism.
3. The continuous grinding and screening apparatus of claim 1, wherein said grinding body has a grinding wall with a plurality of tapered spikes.
4. The continuous grinding and screening device as claimed in claim 1, wherein the discharge port of the grinding mechanism is provided with a first screen plate, and the size of the mesh of the first screen plate is larger than the particle size of the material ground by the grinding mechanism.
5. The continuous grinding and screening device of claim 4, wherein said first screen is removably positioned at a discharge outlet of the grinding mechanism; the first screen plate is provided with a plurality of, and the mesh size of the first screen plate of a plurality of is different, can select first screen plate to install in rubbing crusher constructs's discharge gate department according to the demand.
6. The continuous grinding and screening device of claim 1, wherein a second screen plate is arranged at the discharge port of the screening mechanism, and the size of the mesh of the second screen plate is larger than the particle size of the waste material.
7. The continuous grinding and screening device of claim 6, wherein said second mesh panel is removably positioned at a discharge outlet of the screening mechanism; the second otter board is provided with a plurality of, and the mesh size of a plurality of second otter board is different, can select the second otter board to install in screening mechanism's discharge gate department according to the demand.
8. The continuous grinding and screening device of claim 1, further comprising a casing, wherein the grinding mechanism, the screening mechanism and the feed back conveying mechanism are all disposed in the casing, and a feed inlet of the grinding mechanism and a discharge outlet of the screening mechanism all penetrate through the casing.
9. The continuous grinding and screening apparatus of claim 1, further comprising a controller, said blower being provided with a frequency converter; the controller is connected with the frequency converter and the grinding driving mechanism and used for controlling the frequency converter to adjust the blowing air speed of the blower and driving the grinding body to rotate by the grinding driving mechanism.
10. The continuous grinding and screening apparatus of claim 9, further comprising a control screen, said control screen being connected to said controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023014491.5U CN214262039U (en) | 2020-12-15 | 2020-12-15 | Continuous crushing and screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023014491.5U CN214262039U (en) | 2020-12-15 | 2020-12-15 | Continuous crushing and screening device |
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| Publication Number | Publication Date |
|---|---|
| CN214262039U true CN214262039U (en) | 2021-09-24 |
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ID=77782173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023014491.5U Active CN214262039U (en) | 2020-12-15 | 2020-12-15 | Continuous crushing and screening device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214262039U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114471877A (en) * | 2022-01-12 | 2022-05-13 | 亳州普润药业有限公司 | Medicinal material rubbing crusher |
-
2020
- 2020-12-15 CN CN202023014491.5U patent/CN214262039U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114471877A (en) * | 2022-01-12 | 2022-05-13 | 亳州普润药业有限公司 | Medicinal material rubbing crusher |
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