CN211914144U - Coal floating and sinking separation device - Google Patents
Coal floating and sinking separation device Download PDFInfo
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- CN211914144U CN211914144U CN202020273796.9U CN202020273796U CN211914144U CN 211914144 U CN211914144 U CN 211914144U CN 202020273796 U CN202020273796 U CN 202020273796U CN 211914144 U CN211914144 U CN 211914144U
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Abstract
The utility model relates to the technical field of coal floating and sinking experiments, and discloses a coal floating and sinking separation device, which comprises a separation box, a door body assembly, a partition plate and a scraper blade, wherein the separation box is internally provided with a separation cavity, and the side wall of the separation cavity is provided with a separation outlet; the door body assembly can open or close the separation outlet; the partition plate is positioned below the separation outlet, can slide into or withdraw from the separation cavity along the horizontal direction, and can divide the separation cavity into an upper separation cavity communicated with the separation outlet and a lower separation cavity separated from the separation outlet after extending into the separation cavity; the scraper slides on the partition and can be close to or far from the separation outlet. Keep apart the heavy liquid of a certain degree of depth through the baffle, open separator's revolving door, the heavy liquid and the float coal who stays above the baffle have partly to flow from the revolving door, fall float coal and heavy liquid on the baffle and release the revolving door through the scraper blade to realize the function of float and sink experiment float coal autosegregation, can replace the manual work, avoid the error that manual experiment brought.
Description
Technical Field
The utility model relates to a coal floats and sinks experimental technical field, especially indicates a coal floats and sinks separator.
Background
The coal floating and sinking experiment is an important index for inspecting the quality of coal, and the experiment needs a plurality of heavy liquids with different densities to carry out floating separation on the coal, so that the heavy liquids with different densities need to be added into a floating and sinking separation device and recycled.
At present, the research on coal float-sink experimental equipment includes that float coal is fished by using a mechanical arm or a three-coordinate mechanical simulator to act, a valve is arranged on a container, float coal separation is realized in an overflow mode, and more float coal is fished in containers of various density levels by using a manual method.
Float coal separation can be realized by the mechanical arm and the three-coordinate machine, but the manufacturing cost of the float coal separation is too high, the use environment is severe, the subsequent failure rate is high, and the maintenance is difficult. The holes are formed beside the container, and the separation of float coal is realized by opening the valve, so that the float coal is not completely separated, the experimental effect can be achieved by separating for many times, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model provides a coal sinks and floats separator has solved among the prior art not thorough problem of overflow mode separation float coal.
The technical scheme of the utility model is realized like this: a coal floating and sinking separation device comprises
The separation box is internally provided with a separation cavity, and a separation outlet is arranged on the side wall of the separation cavity;
the door body assembly can open or close the separation outlet;
the partition plate is positioned below the separation outlet, can slide into or exit from the separation cavity along the horizontal direction, and can divide the separation cavity into an upper separation cavity communicated with the separation outlet and a lower separation cavity separated from the separation outlet after extending into the separation cavity;
and a scraper that slides on the partition and that can be close to or remote from the separation outlet.
As a preferable technical scheme, the separation outlet is located at the upper end of the separation box, a partition plate accommodating groove is formed in the separation box, the partition plate accommodating groove and the separation outlet are respectively located on opposite side walls of the separation box, and the partition plate and the scraper are both located in the partition plate accommodating groove.
According to the preferable technical scheme, a cylinder connecting plate is fixed on the side wall, opposite to the separation outlet, of the separation plate accommodating groove, a scraper cylinder and a separation plate cylinder are fixed on the cylinder connecting plate, the scraper cylinder is connected with the scraper, and the separation plate cylinder is connected with the separation plate.
According to a preferable technical scheme, the door body assembly comprises a rotating shaft which is rotatably installed on the separation box, and a rotating door is fixed on the rotating shaft; one end of the rotating shaft is in transmission connection with a rotating door driving assembly.
As a preferable technical scheme, the device further comprises a stirring and cleaning device which comprises
The connecting bracket is fixed on the separation box, and the upper end of the connecting bracket extends to the upper part of the opening of the separation cavity;
the stirring and cleaning nozzle is fixed at the upper end of the connecting bracket through a lifting device;
the stirring cleaning sprayer further comprises an air source control valve and a water source control valve, wherein the air source control valve and the water source control valve are communicated with the input pipe of the stirring cleaning sprayer.
As a preferred technical scheme, a mesh plate is arranged in the separation box, and the mesh plate is rotatably arranged on the inner wall of the separation cavity; and the outer wall of the separation box is provided with a mesh plate driving assembly for driving the mesh plate to rotate or swing.
Preferably, the coal tray conveying device is positioned below the separation outlet.
According to a preferable technical scheme, the lower end of the separation box is provided with a gate valve and a heavy liquid recovery valve, the heavy liquid recovery valve is connected with a heavy liquid recovery pipe, the upper portion of the separation box is provided with a heavy liquid supply pipe, and the heavy liquid supply pipe is provided with a one-way valve.
As a preferable technical scheme, a liquid level meter and a density meter are arranged on the separation box.
As a preferable technical scheme, a coal liquid guide plate is fixed on the outer wall of the separation box and is positioned on the lower side of the separation outlet
The beneficial effects of the utility model reside in that: keep apart the heavy liquid of a certain degree of depth through the baffle, open separator's revolving door, the heavy liquid and the float coal who stays above the baffle have partly to flow from the revolving door, fall float coal and heavy liquid on the baffle and release the revolving door through the scraper blade to realize the function of float and sink experiment float coal autosegregation, can replace the manual work, avoid the error that manual experiment brought.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural view of a first viewing angle of the present invention;
fig. 2 is a schematic structural diagram of a second viewing angle of the present invention.
In the figure, 1-a scraper push rod, 2-a scraper cylinder, 3-a clapboard cylinder, 4-a cylinder connecting plate, 5-a clapboard, 6-a separation box, 7-a scraper, 8-a frame, 9-a heavy liquid supply pipe, 10-a one-way valve, 11-an online liquid level meter, 12-a mesh plate driving component, 13-a mesh plate cylinder, 14-a heavy liquid recovery valve, 15-a heavy liquid recovery pipe, 16-a coal slime water valve, 17-a bent pipe, 18-a funnel container, 19-a coal plate, 20-an online densimeter, 21-a coal liquid guide plate, 22-a bearing with a seat, 23-a rotating door, 24-a rotating shaft, 25-a stirring and cleaning spray head, 26-an auxiliary plate, 27-a connecting bracket, 28-a guide rod cylinder and 29-a coal plate conveying device, 30-rotating shaft, 31-heavy liquid collecting pipe, 32-gate valve, 33-input pipe, 34-mesh plate, 35-gear box and 36-revolving door cylinder.
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, rather than all embodiments, and the descriptions of these embodiments are used to help understanding the present invention, but do not constitute a limitation of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.
A coal floating and sinking separation device is shown in figures 1 and 2 and comprises a separation box 6, a door body assembly, a partition plate 5 and a scraper 7.
The separation box 6 is fixed on the frame 8, and the separation box 6 is a square container as shown in the figure, but is not limited to a square shape, and can also be a cylinder, a rectangle, a trapezoid and the like. A separation cavity is arranged in the separation box 6, and a separation outlet is arranged on the side wall of the separation cavity; preferably, the separation outlet is located at the uppermost end of the separation tank 6.
The door body assembly can open or close the separation outlet; the door body assembly comprises a rotating shaft 24 which is rotatably arranged on the separation box 6, and two ends of the rotating shaft 24 are fixedly connected with the separation box 6 through the bearing with a seat 22. The rotating door 23 is fixed on the rotating shaft 24, the rotating door 23 is fixed with the rotating shaft 24 in a welding mode, and one end of the rotating shaft 24 is in transmission connection with a rotating door driving assembly. The revolving door driving assembly may adopt a gear box 35, one end of the rotating shaft 24 extends into the gear box 35, the rotating shaft 24 is connected with a gear inside the gear box 35, and a rack engaged with the gear is connected with an external revolving door cylinder 36, that is, the expansion of the revolving door cylinder 36 controls the opening and closing of the revolving door 23.
The square cone hopper is arranged under the separation box 6, the square cone hopper is provided with a gate valve 32, preferably a pneumatic gate valve, and automatic control can be realized. The gate valve 32 is connected with a bent pipe 17, and a coal slime water valve 16 is arranged on the bent pipe 17. The gate valve 32 is opened, and the slime water and the gangue which are subjected to the sink-float experiment can be discharged.
The side lower part of square awl fill connects with heavy liquid recovery tube 15, is equipped with heavy liquid recovery valve 14 on heavy liquid recovery tube 15, opens heavy liquid recovery valve 14 and can retrieve heavy liquid.
The upper part of the separation box 6 is provided with a heavy liquid supply pipe 9, and the heavy liquid supply pipe 9 is provided with a one-way valve 10.
The separation box 6 is provided with an online liquid level meter 11 and an online density meter 20, and the density of heavy liquid and the liquid level height of the heavy liquid can be detected in real time.
The baffle 5 is located the downside of separation export, and baffle 5 can be followed the horizontal direction and slided into or withdraw from the separation chamber, and baffle 5 stretches into behind the separation chamber and separates into the last separation chamber with separation export intercommunication and the lower separation chamber that cuts off with the separation export with the separation chamber.
The scraper 7 slides on the partition 5 and the scraper 7 can be moved closer to or further away from the separation outlet.
When the partition 5 is located in the middle of the separator tank 6, the partition 5 forms a sliding seal with the separator tank 6, for example by means of a sealing ring. Preferably, the separation outlet is located in the upper part of the separation tank 6, and the partition 5 is also located in the upper part of the separation tank 6. Be equipped with the baffle holding tank on separator box 6, baffle holding tank and separation export are located two relative lateral walls of separator box 6 respectively, and baffle 5 is located this baffle holding tank, and is the best, and baffle 5 is located the tank bottom of baffle holding tank. The partition plate 5 does not need to form a sealing structure with the separation box 6, and the structure is simple and reasonable.
Further, the lateral wall that baffle holding tank 6 and separation export are relative is equipped with cylinder connecting plate 4, is fixed with scraper blade cylinder 2 and baffle cylinder 3 on the cylinder connecting plate 4, and scraper blade cylinder 2 is connected with scraper blade 7 through scraper blade push rod 1, and baffle cylinder 3 is connected with baffle 5.
The stirring and cleaning device comprises a connecting bracket 27 and a stirring and cleaning spray head 25. The connecting bracket 27 is fixed on the separation box 6 and the upper end of the connecting bracket 27 extends to the upper part of the opening of the separation cavity; the stirring and cleaning nozzle 25 is fixed at the upper end of the connecting bracket 27 through a lifting device; the lifting device adopts a guide rod cylinder 28, and the stirring cleaning spray head 25 is driven to lift by the guide rod cylinder 28.
And the device also comprises an air source control valve and a water source control valve, wherein the air source control valve and the water source control valve are both communicated with the input pipe 33 of the stirring and cleaning spray head 25. That is, the inlet end of the stirring and cleaning nozzle 25 is divided into two paths, one path is connected to the air source through the air source control valve, and the other path is connected to the water source through the water source control valve.
A mesh plate 34 is arranged in the separation cavity, and the middle part of the mesh plate 34 is rotatably arranged on the inner wall of the separation cavity; the outer wall of the separation box 6 is provided with a mesh plate driving component 12, the mesh plate driving component 12 can adopt a gear box, one end of a rotating shaft 30 is connected with a gear inside the gear box 12, and a rack meshed with the gear is connected with an external mesh plate cylinder 13. That is, the expansion and contraction of the mesh plate cylinder 13 controls the rotation or oscillation of the mesh plate 34.
Specifically, the mesh plate 34 is fixedly connected with at least one rotating shaft 30, wherein the rotating shaft 30 can be located in the middle of the mesh plate 34 or at the end of the mesh plate 34. Of course, the mesh plate 34 can be installed on the separation box 6 through two rotating shafts 34, and the mesh plate 34 can swing or rotate under the driving of the mesh plate driving assembly 12.
The coal tray conveying device 29 is arranged on the lower side of the separation outlet, the coal tray conveying device 29 can adopt a conveying belt, a conveying chain and the like, and the coal tray 19 is arranged on the coal tray conveying device for conveying. On the lower side of the separation outlet, a funnel container 18 is arranged for receiving the heavy liquid overflowing from the separation tank 6 and filtered off via a coal tray 19. The funnel container 18 is connected to a heavy liquid recovery device through a heavy liquid collecting pipe 31, and recovers the filtered heavy liquid.
A coal liquid guide plate 21 is fixed on the outer wall of the separation box 6, the coal liquid guide plate 21 is positioned at the lower side of the separation outlet, and the coal liquid guide plate is used for guiding coal and heavy liquid into the coal tray 19 when the coal and the heavy liquid overflow.
An auxiliary plate 26 is provided on the upper end opening of the separation box 6, and the auxiliary plate 26 is mounted on one side wall of the separation box 6 by bolts, and functions to facilitate the pouring of coal.
The specific working process is as follows:
1. pouring the coal required to be subjected to the floating and sinking experiment from the auxiliary plate 26 above the side of the separation box 6, and enabling the coal to fall onto a mesh plate 34 in the separation box 6;
2. starting the guide rod cylinder 28, moving the stirring and cleaning nozzle 25 downwards into the separating box 6, starting a water source control valve of the stirring and cleaning nozzle 25 connected with a water source, spraying the water source from the stirring and cleaning nozzle 25 and making rotary motion under the action of water backflushing;
3. when the on-line liquid level meter 11 detects a proper liquid level, the water is stopped from being sprayed into the separation box 6, and the air source control valve connected with the air source is opened. Similarly, the stirring cleaning nozzle 25 rotates under the back-blowing action of the air flow, plays a role in stirring the heavy liquid and the float coal, and stops blowing and stirring after stirring for a period of time;
4. and (3) opening the pneumatic control gate valve 32 below the separation box 6, discharging the slime water out of the separation box 6, and then closing the gate valve 32.
5. Repeating the steps 3 and 4 for a plurality of times, completely cleaning the coal slime on the coal, and lifting the stirring cleaning nozzle 25 after cleaning;
6. starting a heavy liquid supply pump, injecting heavy liquid into the separation tank 6 through a one-way valve 10 and a heavy liquid supply pipe 9, and stopping injecting the heavy liquid after an online liquid level meter 11 detects a proper liquid level;
7. the stirring and cleaning nozzle 25 falls into the heavy liquid again, and after the heavy liquid and the float coal are blown and stirred for a period of time, the stirring and cleaning nozzle 25 rises back to a proper position;
8. starting a partition plate cylinder 3, pushing a partition plate 5, enabling the partition plate 5 to enter a separation cavity, and dividing heavy liquid and float coal into an upper part and a lower part;
9. the revolving door cylinder 36 is opened, the revolving door 23 is opened, and heavy liquid and coal fall into the coal tray 19 through the coal liquid guide plate 21; the bottom of the coal tray 19 is provided with a hole, and heavy liquid is leached from the coal tray 19;
10. starting the scraper cylinder 2, pushing the scraper 7 in the separation box 6, and scraping residual coal left on the partition plate 5 out of the rotary door 23 by the scraper 7;
11. starting a heavy liquid replenishing pump to replenish heavy liquid to a proper position in the separation tank 6, and repeating the steps 6, 7, 8, 9 and 10 to complete the separation of the density-level float coal;
12. opening a heavy liquid recovery valve 14, recovering heavy liquid of the density level, and repeating the steps 6, 7, 8, 9, 10 and 11 to complete separation of the float coal of the next density level;
13. and (3) after the last density-level float coal is separated, the mesh plate cylinder 13 is started, the mesh plate 34 in the separation box 6 can be rotated, and the gangue falls into the square conical hopper of the separation box 6. And opening the gate valve 32, and discharging the rest gangue out of the square container 6.
14. And (3) opening a water source control valve of the stirring and cleaning spray head 25, spraying water into the separation box 6, enabling the stirring and cleaning spray head 25 to reciprocate up and down under the action of the guide rod air cylinder 28, cleaning the inner wall of the separation box 6 by the sprayed water, finishing cleaning, and returning all the parts.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a coal floating and sinking separator which characterized in that: comprises that
The separation box is internally provided with a separation cavity, and a separation outlet is arranged on the side wall of the separation cavity;
the door body assembly can open or close the separation outlet;
the partition plate is positioned below the separation outlet, can slide into or exit from the separation cavity along the horizontal direction, and can divide the separation cavity into an upper separation cavity communicated with the separation outlet and a lower separation cavity separated from the separation outlet after extending into the separation cavity;
and a scraper that slides on the partition and that can be close to or remote from the separation outlet.
2. The coal float-sink separation device of claim 1, characterized in that: the separation outlet is located the upper end of separator box, be equipped with the baffle holding tank on the separator box, the baffle holding tank with the separation outlet is located respectively on the relative lateral wall of separator box, the baffle with the scraper blade all is located in the baffle holding tank.
3. A coal float-sink separation apparatus as claimed in claim 2, wherein: the baffle holding tank with be fixed with the cylinder connecting plate on the relative lateral wall of separation export, be fixed with scraper blade cylinder and baffle cylinder on the cylinder connecting plate, the scraper blade cylinder with the scraper blade is connected, the baffle cylinder with the baffle is connected.
4. The coal float-sink separation device of claim 1, characterized in that: the door body assembly comprises a rotating shaft which is rotatably arranged on the separation box, and a rotating door is fixed on the rotating shaft; one end of the rotating shaft is in transmission connection with a rotating door driving assembly.
5. The coal float-sink separation device of claim 1, characterized in that: still include stirring belt cleaning device, stirring belt cleaning device includes
The connecting bracket is fixed on the separation box, and the upper end of the connecting bracket extends to the upper part of the opening of the separation cavity;
the stirring and cleaning nozzle is fixed at the upper end of the connecting bracket through a lifting device;
the stirring cleaning sprayer further comprises an air source control valve and a water source control valve, wherein the air source control valve and the water source control valve are communicated with the input pipe of the stirring cleaning sprayer.
6. The coal float-sink separation device of claim 1, characterized in that: a mesh plate is arranged in the separation box, and the mesh plate is rotatably arranged on the inner wall of the separation cavity; and the outer wall of the separation box is provided with a mesh plate driving assembly for driving the mesh plate to rotate or swing.
7. The coal float-sink separation device of claim 1, characterized in that: the coal tray conveying device is positioned on the lower side of the separation outlet.
8. The coal float-sink separation device of claim 1, characterized in that: the lower extreme of separator box is equipped with gate valve and heavy liquid recovery valve, heavy liquid recovery valve is connected with heavy liquid recovery pipe, the upper portion of separator box is equipped with heavy liquid supply line, be equipped with the check valve on the heavy liquid supply line.
9. The coal float-sink separation device of claim 1, characterized in that: and the separation box is provided with a liquid level meter and a density meter.
10. The coal float-sink separation device of claim 1, characterized in that: and a coal liquid guide plate is fixed on the outer wall of the separation box and is positioned at the lower side of the separation outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020273796.9U CN211914144U (en) | 2020-03-07 | 2020-03-07 | Coal floating and sinking separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020273796.9U CN211914144U (en) | 2020-03-07 | 2020-03-07 | Coal floating and sinking separation device |
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| CN211914144U true CN211914144U (en) | 2020-11-13 |
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| CN202020273796.9U Active CN211914144U (en) | 2020-03-07 | 2020-03-07 | Coal floating and sinking separation device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111229446A (en) * | 2020-03-07 | 2020-06-05 | 北京沄汇智能科技有限公司 | Coal floating and sinking separation device |
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- 2020-03-07 CN CN202020273796.9U patent/CN211914144U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111229446A (en) * | 2020-03-07 | 2020-06-05 | 北京沄汇智能科技有限公司 | Coal floating and sinking separation device |
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