CN118060062A - Turbulent flow medium removing sieve - Google Patents

Turbulent flow medium removing sieve Download PDF

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Publication number
CN118060062A
CN118060062A CN202410484778.8A CN202410484778A CN118060062A CN 118060062 A CN118060062 A CN 118060062A CN 202410484778 A CN202410484778 A CN 202410484778A CN 118060062 A CN118060062 A CN 118060062A
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CN
China
Prior art keywords
coal washing
screening device
coal
screening
turbulent
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Pending
Application number
CN202410484778.8A
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Chinese (zh)
Inventor
李太友
梁兴国
严杨杨
林海
曹忠鹏
王君振
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Tianjin Meiteng Technology Co Ltd
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Tianjin Meiteng Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Priority to CN202410484778.8A priority Critical patent/CN118060062A/en
Publication of CN118060062A publication Critical patent/CN118060062A/en
Pending legal-status Critical Current

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Abstract

The invention relates to the field of medium removing sieves, in particular to a turbulent medium removing sieve, which comprises the following steps: the coal washing device comprises a support frame, wherein an excitation source, a first screening device, a coal washing device and a second screening device are respectively arranged on the support frame, and the first screening device, the coal washing device and the second screening device are sequentially arranged along the movement direction of materials and are connected with the excitation source; the coal washing device comprises: the matched with sprays subassembly and coal washing groove, the depressed area in coal washing groove is located and is close to one side of first screening plant, and the both sides in depressed area set up to smooth transition district spray under the effect of subassembly, so that the material separates with the medium that is attached to its surface, and then in flowing into second screening plant through the discharge end, in sum, adopt the cooperation of above-mentioned structure can promote the screening effect of material, effectively improve medium recycle rate to reduce the medium consumption, reduce equipment size simultaneously, reduce area.

Description

Turbulent flow medium removing sieve
Technical Field
The invention relates to the technical field of medium removal sieves, in particular to a turbulent medium removal sieve.
Background
The main principle of the medium-removing sieve is to classify the suspension medium such as coal powder, iron powder, limestone powder and the like to achieve the aim of concentration of the same size, the main process is to use the medium-removing sieve to vibrate, the vibration is mechanically transmitted by a power source to form extrusion and fast movement, and the fast and continuous shearing movement is formed, if the suspension medium element is larger than the diameter of the sieve holes, the elements are sheared off because of the shearing force of the medium-removing sieve, the elements are discharged out of the sieve holes, and the residue of the sieve is purified and the materials are screened out through the process.
But the application finds that most of the prior medium-removing sieves have poor medium-removing effect, thereby greatly reducing the production efficiency.
Disclosure of Invention
The application aims to provide a turbulent medium removing sieve so as to solve the technical problem of low medium removing efficiency in the prior art.
Technical scheme (one)
To achieve the above object, the present invention provides a turbulent medium removing sieve comprising: the coal washing device comprises a support frame, wherein an excitation source, a first screening device, a coal washing device and a second screening device are respectively arranged on the support frame, and the first screening device, the coal washing device and the second screening device are sequentially arranged along the movement direction of materials and are connected with the excitation source;
The coal washing device comprises: the device comprises a spraying component and a coal washing tank which are matched, wherein a concave area of the coal washing tank is positioned at one side close to the first screening device, smooth transition areas are arranged at two sides of the concave area, and materials are separated from media attached to the surface of the spraying component under the action of the spraying component, and then flow into the second screening device through a discharge end.
As one of the alternatives of the technical scheme, the height of the feeding end of the coal washing tank is larger than that of the discharging end.
As one of the alternatives of the technical scheme, the spraying component is obliquely arranged in a smooth transition zone close to one side of the feeding end.
As one of the alternatives to the present technical solution,
The pressure of the outlet end of the spraying assembly is inversely related to the granularity of the material;
and/or the inclination angle of the discharge end of the coal washing tank is positively correlated with the granularity of the material;
and/or the height of the feeding end of the coal washing tank and the plane of the coal blocking dam is positively related to the granularity of the material.
As one of the alternatives of the technical scheme, a first buffer screen surface is arranged between the feeding end of the coal washing tank and the first screening device, a second buffer screen surface is arranged between the discharging end of the coal washing tank and the second screening device, and the tail ends of the first buffer screen surface and the second buffer screen surface are both provided with a coal blocking dam.
As one of the alternatives of the technical scheme, the water outlet pipe of the coal washing device is arranged below the coal washing tank and is communicated with the water inlet of the spraying assembly through a flexible hose.
As one of the alternatives of the technical scheme, the feeding end of the first screening device is also provided with a distribution chute, and at least one coal blocking dam is arranged in the distribution chute.
As one of the alternatives of the present technical solution, the first screening device is configured as an arc screen, and the second screening device is configured as a straight screen.
As one of the alternatives of the technical scheme, a flushing pipe is arranged above the second screening device, and a plurality of water outlets are formed in the flushing pipe towards one side of the second screening device.
As one of the alternatives of the present technical solution, both ends of the flushing pipe are mounted on the supporting frame through fastening components.
(II) advantageous effects
Compared with the prior art, the invention has the following beneficial effects:
the invention provides a turbulent flow medium removing sieve, which comprises the following components: the coal washing device comprises a support frame, wherein an excitation source, a first screening device, a coal washing device and a second screening device are respectively arranged on the support frame, and the first screening device, the coal washing device and the second screening device are sequentially arranged along the movement direction of materials and are connected with the excitation source;
The coal washing device comprises: the matched with sprays subassembly and coal washing groove, the depressed area in coal washing groove is located and is close to one side of first screening plant, and the both sides in depressed area set up to smooth transition district spray under the effect of subassembly, so that the material separates with the medium that is attached to its surface, and then in flowing into second screening plant through the discharge end, in sum, adopt the cooperation of above-mentioned structure can promote the screening effect of material, effectively improve medium recycle rate to reduce the medium consumption, reduce equipment size simultaneously, reduce area.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.
For a clearer description of an embodiment of the invention or of the solutions of the prior art, the drawings that are necessary for the description of the embodiment or of the prior art are briefly described below, from which, without inventive faculty, other drawings can be obtained, as will be apparent to a person skilled in the art, in which:
FIG. 1 is a schematic diagram showing the structure of a turbulent stripping screen according to an embodiment of the present invention;
FIG. 2 is a perspective view of an embodiment of the present invention showing a turbulent stripping screen;
FIG. 3 is an enlarged view of a portion of FIG. 2;
fig. 4 shows the movement of the material in the coal washing device.
In the figure: 1. a spray assembly; 2. a coal washing tank; 3. a coal blocking dam; 4. a support frame; 5. a vibration source; 6. a first screening device; 7. a coal washing device; 8. a second screening device; 9. a first buffer screening surface; 10. a second buffer screening surface; 11. a distribution chute; 12. a flush tube.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention is described in further detail below with reference to the attached drawings and detailed description:
In order to solve the technical problem of low medium removal efficiency in the prior art, as shown in fig. 1-4, the application provides a turbulent medium removal sieve, which specifically comprises: the support frame 4 is provided with excitation source 5, first screening plant 6, coal washing device 7 and second screening plant 8 on the support frame 4 respectively, and wherein, excitation source 5 adopts standard excitation motor or box vibration exciter, and both are compatible, and the maintenance is more convenient, adopts linear vibration's mode, and the material running speed is faster, and equipment throughput is bigger.
The first screening device 6, the coal washing device 7 and the second screening device 8 are sequentially arranged along the movement direction of the materials and are connected with the excitation source 5, so that the first screening device 6, the coal washing device 7 and the second screening device 8 can synchronously vibrate and form rapid and continuous shearing force so as to shear the materials; preferably, the first screening device 6 is provided as an arc screen, and the second screening device 8 is provided as a straight screen, so that the material flowing out from the discharge end of the first screening device 6 is ensured to flow into the coal washing device 7 for coal washing operation under the action of free falling.
Specifically, the coal washing apparatus 7 includes: the matched spraying component 1 and the coal washing tank 2 are arranged on one side close to the first screening device 6, the concave area of the coal washing tank 2 is arranged on two sides of the concave area to form a smooth transition area, preferably, as shown in fig. 3, the height of the feeding end of the coal washing tank 2 is larger than that of the discharging end, the spraying component 1 is obliquely arranged in the smooth transition area on one side close to the feeding end, so that clean water flowing out from the spraying component 1 washes materials falling into the coal washing tank 2, the materials are separated from media attached to the surfaces of the materials, and the materials flow into the second screening device 8 through the discharging end; in conclusion, the screening effect of the materials can be improved by adopting the structure, and the medium recycling rate is effectively improved, so that the medium consumption is reduced, the equipment size is reduced, and the occupied area is reduced.
During operation, the materials firstly enter the first screening device 6 to perform primary screening, at the moment, the shearing motion formed under the action of vibration cuts off the part of the materials larger than the diameter of the screen holes, so that most of medium removal operation is completed, then the materials left on the screen surface continuously flow into the coal washing tank 2 under the action of vibration, when the materials pass through the water outlet of the spraying assembly 1, the liquid sprayed by the spraying assembly 1 washes the materials, especially the surfaces of the materials, at the moment, the materials are separated from the medium attached to the surfaces of the materials under the action of the washing force, finally the separated materials fall into the concave area of the coal washing tank 2 under the action of gravity, at the moment, the concave area is changed into a vibrating reservoir under the action of the vibration exciter, then the separated materials are fully soaked in the reservoir, so that further separation of the materials and the medium attached to the surfaces of the reservoir is realized, and then the separated materials slowly move in the smooth transition area close to the discharge end of the coal washing tank 2 until the materials flow into the second screening device to be separated again through the discharge end, and the movement direction of the materials is shown in fig. 4; in conclusion, the separation effect between the material and the medium attached to the surface of the material can be ensured by adopting the structure, so that the medium recycling rate is effectively improved, the medium consumption is reduced, the equipment size is reduced, and the occupied area is reduced.
In another embodiment, the spraying component 1 is arranged above one side close to the discharge end of the coal washing tank 2, the water outlet of the spraying component faces towards the concave area of the coal washing tank 2, and when the coal washing tank is in operation, under the action of the spraying component 1, materials move in a turbulent flow mode in the coal washing tank 2, so that on one hand, separation of the materials from media attached to the surfaces of the materials is promoted, on the other hand, the materials in the coal washing tank 2 can be disturbed, and the cleaning efficiency of the materials is improved; specifically, when the material flowing out through the first screening device 6 falls into the concave area under the action of gravity, the material forms vortex-like motion in the concave area under the water spray pressure of the spray assembly 1, and finally the material falls into the second screening device 8 in a parabolic manner beyond the discharge end of the coal washing tank 2.
According to one embodiment of the invention, a first buffer screen surface 9 is arranged between the feeding end of the coal washing tank 2 and the first screening device 6, a second buffer screen surface is arranged between the discharging end of the coal washing tank 2 and the second screening device 8, and the first buffer screen surface 9 and the second buffer screen surface 10 are both linear screens, and the tail ends of the first buffer screen surface 9 and the second buffer screen surface 10 are both provided with a coal blocking dam 3, specifically, the tail ends are defined according to the direction of material movement, the material on the first buffer screen surface 9 flows from the first screening surface to the flushing tank, and the tail ends are the side close to the feeding end of the flushing tank; similarly, the material on the second buffer screen surface 10 flows from the flushing tank to the second screen surface, so that the tail end is one side far away from the discharge end of the flushing tank; preferably, as shown in fig. 3, the wall surface of the free end of the coal blocking dam 3, which is away from one side of the material moving direction, is obliquely arranged, so that the problem of material carry-over when the material transitions the free end can be avoided by the design; specifically, as shown in fig. 3, the wall surface of the free end of the first coal blocking dam facing the feeding end of the coal washing tank 2 is obliquely arranged, and the wall surface of the free end of the second coal blocking dam far away from the discharging end of the coal washing tank 2 is obliquely arranged.
In the embodiment, at least the feeding end of the coal washing tank 2 is provided with the coal blocking dam 3, and the fixed end of the coal blocking dam 3 and the plane where the feeding end is positioned are on the same straight line, so that the material can smoothly enter the coal washing tank 2 after passing through the first coal blocking dam without residue at the joint of the two; further, the height of the feeding end of the coal washing tank 2 and the plane of the coal blocking dam 3 are positively correlated with the granularity of the material, in other words, when the granularity of the material is larger, the height is required to be correspondingly higher, so that the coal washing effect is ensured, and similarly, when the granularity of the material is smaller, the height is required to be correspondingly reduced.
Similarly, on the basis of the above embodiment, in order to further ensure the coal washing effect, the inclination angle of the discharge end of the coal washing tank 2 needs to be positively correlated with the granularity of the material, in other words, when the granularity of the material is larger, the height between the free end of the first coal blocking dam and the bottom of the concave area of the coal washing tank 2 needs to be larger, and correspondingly, the inclination angle of the discharge end of the coal washing tank needs to be larger; similarly, when the granularity of the material is smaller, the height between the free end of the first coal blocking dam and the bottom of the concave area of the coal washing tank 2 needs to be smaller, and correspondingly, the inclination angle of the discharge end of the coal tank needs to be smaller.
Also, in the above embodiment, the pressure at the outlet end of the spray assembly 1 is inversely related to the granularity of the material, in other words, the smaller the granularity of the material is, the larger the pressure at the water outlet is correspondingly, so as to ensure the cleaning effect.
According to one embodiment of the invention, a water outlet pipe of the coal washing device 7 is arranged below the coal washing tank 2 and is communicated with a water inlet of the spraying assembly 1 through a flexible hose; preferably, the flexible hose can be a flexible stainless steel hose, and the flexible hose can be effectively protected by adopting the design of the implementation, so that the flexible hose is prevented from being damaged due to the impact of materials for a long time.
According to one embodiment of the invention, in order to further improve the separation effect of the material and the medium attached to the surface of the material, as shown in fig. 1, a flushing pipe 12 is arranged above the second screening device 8, and a plurality of water outlets are formed on one side of the flushing pipe 12, facing the second screening device 8, so that the material flowing into the second screening surface is subjected to secondary cleaning, and better solid-liquid separation between the material and the medium is realized.
According to one embodiment of the invention, the feeding end of the first screening device 6 is further provided with a distribution chute 11, and at least one coal dam 3 is arranged in the distribution chute 11; preferably, as shown in fig. 1, the coal blocking dams 3 are provided with two layers or three layers, so that materials slowly fill a plurality of coal blocking dams 3 after entering the distribution chute 11, and uniformly enter the first screening device 6 after being subjected to multilayer falling and mixing.
According to one embodiment of the invention, the two ends of the flushing pipe 12 are arranged on the supporting frame 4 through fastening components, and the flushing pipe 12 and the whole equipment can be integrated together in the assembly stage by adopting the design of the embodiment, so that the construction difficulty in the field is reduced.
During operation, materials flow into the distribution chute 11 from a workshop pipeline, slowly fully fill the coal blocking dam 3 after entering the distribution chute 11, fall and mix in a plurality of layers, uniformly enter the first screening device 6 for primary screening, shear movement formed under the action of vibration in the first screening device 6 cuts off the part of the materials larger than the diameter of the sieve holes, so that most of medium removing operation is completed, the materials left on the first screen surface continuously flow into the first buffer screen surface under the action of vibration, impact force of the buffer arc screen surface is buffered in the first buffer screen surface, uniform distribution operation of materials flowing out of the first screen surface can be realized until as much materials as possible are left on one side of the first coal blocking back of dam away from the coal washing tank 2, and medium removing operation of the medium combining section is completed after the materials pass through the arc screen surface and the buffer screen surface in sequence.
When more materials are left, the materials are transited into the coal washing tank 2 from the free end of the first coal baffle dam, in the process of movement, when the materials pass through the water outlet of the spraying assembly 1, the liquid sprayed by the spraying assembly 1 flushes the materials, especially flushes the surfaces of the materials, at the moment, the materials are separated from the medium attached to the surfaces of the materials under the action of the flushing force, finally, the separated materials fall into the concave area of the coal washing tank 2 under the action of gravity, at the moment, the concave area is changed into a vibrating reservoir under the action of the vibration exciter, and then the separated materials are fully soaked in the reservoir, so that the materials are further separated from the medium attached to the surfaces of the coal washing tank 2, the separated materials slowly move in the smooth transition area close to the discharge end of the coal washing tank 2 until the materials flow into the second buffer screen 10 again, and the materials are left on one side of the second coal baffle dam close to the coal washing tank 2 as much as possible, so that the materials flowing out of the coal washing tank 2 are subjected to secondary full media removal.
Similarly, when more materials are left, the materials are transited into the second screening device 8 from the free end of the second coal blocking dam, and are subjected to three medium removal treatments under the combined action of vibration shearing force and flushing pressure.
And because the arc screening surface and the sparse medium linear screening surface are integrated together, the middle is connected with the coal washing tank 2 through the buffer screening surface, the transition is more compact, the strength is higher, the uniform vibration source 5 is used, the cost is lower, meanwhile, the installation space is saved, the equipment size is reduced, and the occupied area is reduced.
In this specification, each embodiment is described in a progressive manner, and a plurality of embodiments are mainly described and are different from other embodiments, so that identical and similar parts between the embodiments are all mutually referred.
It should be noted that in the description and claims of the present application and in the above figures, relational terms such as "first" and "second" and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order of such entities or actions. It is to be understood that the data so used may be interchanged where appropriate such that embodiments of the application described herein may be capable of being practiced otherwise than as specifically illustrated and described.
Moreover, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those elements but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.
Spatially relative terms, such as "above … …," "above … …," "upper surface on … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
The foregoing is merely exemplary of embodiments of the present application to enable those skilled in the art to understand or practice the application. Many modifications and variations to these embodiments will be apparent to those skilled in the art that the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the protection scope of the present application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. A turbulent stripping screen comprising: the coal washing device comprises a support frame (4), wherein an excitation source (5), a first screening device (6), a coal washing device (7) and a second screening device (8) are respectively arranged on the support frame (4), and the first screening device (6), the coal washing device (7) and the second screening device (8) are sequentially arranged along the movement direction of materials and are connected with the excitation source (5);
The coal washing device (7) comprises: the coal washing device comprises a spraying component (1) and a coal washing groove (2) which are matched, wherein a concave area of the coal washing groove (2) is positioned on one side close to a first screening device (6), smooth transition areas are arranged on two sides of the concave area, and materials are separated from media attached to the surface of the spraying component (1) under the action of the spraying component, and then flow into a second screening device (8) through a discharge end.
2. Turbulent stripping screen according to claim 1, characterized in that the height of the feed end of the coal launder (2) is greater than the height of the discharge end.
3. A turbulent stripping screen according to claim 2, characterized in that the spray assembly (1) is arranged obliquely in a smooth transition zone on the side close to the feed end.
4. A turbulent stripping screen as claimed in claim 3, wherein,
The pressure at the outlet end of the spraying assembly (1) is inversely related to the granularity of the material;
and/or the inclination angle of the discharge end of the coal washing tank (2) is positively correlated with the granularity of the material;
And/or the height of the feeding end of the coal washing tank (2) and the plane of the coal blocking dam (3) is positively related to the granularity of the material.
5. The turbulence medium removal sieve according to claim 4, characterized in that a first buffer screen surface (9) is arranged between the feeding end of the coal washing tank (2) and the first screening device (6), a second buffer screen surface (10) is arranged between the discharging end of the coal washing tank (2) and the second screening device (8), and the tail ends of the first buffer screen surface (9) and the second buffer screen surface (10) are both provided with a coal blocking dam (3).
6. The turbulence medium removal sieve according to claim 1, characterized in that the water outlet pipe of the coal washing device (7) is arranged below the coal washing tank (2) and is communicated with the water inlet of the spraying assembly (1) through a flexible hose.
7. Turbulent stripping screen according to claim 1, characterized in that the feed end of the first screening device (6) is further provided with a distribution chute (11), in which distribution chute (11) at least one coal dam (3) is arranged.
8. Turbulent stripping screen according to claim 1, characterized in that the first screening device (6) is arranged as a curved screen and the second screening device (8) is arranged as a straight screen.
9. Turbulent stripping screen according to claim 1, characterized in that a flushing pipe (12) is arranged above the second screening device (8), which flushing pipe (12) is provided with a plurality of water outlets towards one side of the second screening device (8).
10. Turbulence screen according to claim 1, characterized in that the two ends of the flushing pipe (12) are mounted on the support frame (4) by fastening means.
CN202410484778.8A 2024-04-22 2024-04-22 Turbulent flow medium removing sieve Pending CN118060062A (en)

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Application Number Priority Date Filing Date Title
CN202410484778.8A CN118060062A (en) 2024-04-22 2024-04-22 Turbulent flow medium removing sieve

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Application Number Priority Date Filing Date Title
CN202410484778.8A CN118060062A (en) 2024-04-22 2024-04-22 Turbulent flow medium removing sieve

Publications (1)

Publication Number Publication Date
CN118060062A true CN118060062A (en) 2024-05-24

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB862441A (en) * 1958-10-29 1961-03-08 Stamicarbon Method and apparatus for reducing the liquid content of wet loose solid material
US4826017A (en) * 1985-05-03 1989-05-02 Velmet (Proprietary) Limited Vibrating screen
CN206818557U (en) * 2017-01-09 2017-12-29 唐山市神州机械有限公司 It is a kind of based on material density come the equipment of screened coal and gangue
CN207153919U (en) * 2017-09-11 2018-03-30 七台河市高科机械制造有限公司 A kind of portable dense medium separation machine and washing systems
CN207170363U (en) * 2017-08-31 2018-04-03 四川省红利达尾矿综合利用有限公司 Sieve is eluriated in one kind vibration
CN210278476U (en) * 2019-07-04 2020-04-10 内蒙古华星煤业有限公司 Energy-saving water filtering device for jigging flotation coal washing
CN113714093A (en) * 2021-11-02 2021-11-30 天津美腾科技股份有限公司 Double-sided sorting dry separator, sorting control method and computer-readable storage medium
CN216779071U (en) * 2022-01-22 2022-06-21 新疆伊犁钢铁有限责任公司 Go into and wash tail coal slime piece decomposition device

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB862441A (en) * 1958-10-29 1961-03-08 Stamicarbon Method and apparatus for reducing the liquid content of wet loose solid material
US4826017A (en) * 1985-05-03 1989-05-02 Velmet (Proprietary) Limited Vibrating screen
CN206818557U (en) * 2017-01-09 2017-12-29 唐山市神州机械有限公司 It is a kind of based on material density come the equipment of screened coal and gangue
CN207170363U (en) * 2017-08-31 2018-04-03 四川省红利达尾矿综合利用有限公司 Sieve is eluriated in one kind vibration
CN207153919U (en) * 2017-09-11 2018-03-30 七台河市高科机械制造有限公司 A kind of portable dense medium separation machine and washing systems
CN210278476U (en) * 2019-07-04 2020-04-10 内蒙古华星煤业有限公司 Energy-saving water filtering device for jigging flotation coal washing
CN113714093A (en) * 2021-11-02 2021-11-30 天津美腾科技股份有限公司 Double-sided sorting dry separator, sorting control method and computer-readable storage medium
CN216779071U (en) * 2022-01-22 2022-06-21 新疆伊犁钢铁有限责任公司 Go into and wash tail coal slime piece decomposition device

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