CN217312301U - Anti-splashing device for discharging of vacuum belt dehydrator and discharging system - Google Patents

Abstract

The utility model relates to a prevent splash device discloses a splash device and unloading system are prevented in vacuum belt hydroextractor unloading, including the pan feeding pipe, divide the silo and set up the splashproof baffle around dividing the silo, the pan feeding pipe links to each other with dividing the silo, divides the airtight cavity of silo to can be through dividing the silo buffering pan feeding to manage the thick liquids that flow out, and seted up the discharge gate on dividing the silo, with can pass through the thick liquids that flow out gently of discharge gate. The utility model discloses a connect the branch silo on the unloading pipe, the thick liquids that flow in the branch silo flow into to divide the silo earlier, then the rethread branch silo discharges the thick liquids to can play the buffering to the thick liquids that flow. In addition, set up the discharge gate that the through flow differs on dividing the silo, discharge gate through different through flows comes to divide the thick liquids of silo to arrange the material to the discharge gate setting that the through flow is big is in the discharge gate top that the through flow is little, controls the height of dividing the silo interior thick liquids with this, avoids dividing the silo interior liquid level too high and the thick liquids that leads to flowing to produce and sprays.

Description

Anti-splashing device for discharging of vacuum belt dehydrator and discharging system

Technical Field

The utility model relates to a prevent the splash device, especially relate to a splash device is prevented in vacuum belt hydroextractor unloading. In addition, still relate to a unloading system.

Background

The vacuum belt dehydrator is also called a fixed vacuum chamber type rubber belt filter; the device is a novel, efficient and continuously-operated solid-liquid separation mechanical device developed by our company on the basis of introducing, digesting and absorbing foreign similar product technologies, and is a mechanical device for realizing solid-liquid separation by fully utilizing material gravity and vacuum suction; the vacuum zone is arranged along the horizontal direction in the structure, different process procedures such as filtering, washing, sucking and the like can be continuously finished by utilizing the length of the vacuum zone, and the vacuum washing machine has the advantages of high filtering effect, high production capacity, good washing effect, wide application range, simplicity in operation, stability in operation, convenience in maintenance and the like; the filter is particularly suitable for filtering suspension slurry with coarse solid-phase particles and high density and filter cakes needing to be washed for many times, and can be widely applied to solid-liquid separation in the industrial departments of metallurgy, mine, chemical industry, papermaking, food, pharmacy, environmental protection and the like; especially has good application in the aspect of gypsum dehydration in wet Flue Gas Desulfurization (FGD).

At present, as the environmental protection requirement of China on thermal power plants is more and more strict and the emission standard of atmospheric pollutants of thermal power plants is further improved, the desulfurization and emission reduction tasks of thermal power generating units are more and more severe. Most of thermal power plants have one of the devices with serious pollution in the desulfurization area, and when the vacuum belt dehydrator operates normally, slurry is splashed from the feed opening to the two sides of the belt at irregular time, so that large-area pollution of facility equipment is caused, and the whole process is tidy. The existing method for treating the problems adopts regular flushing and cleaning paint brushing for treatment, so that the labor cost is increased.

The feed opening of current vacuum belt hydroextractor adopts trapezoidal plane hopper down more, and the back is accomplished in the installation of hopper down, and when vacuum belt hydroextractor normal operating, the thick liquid flows through inertia top-down, because the speed of outflow is too fast, consequently can produce the impact to surrounding siding after the thick liquid flows out to cause the secondary to splash, make the facility equipment around the feed opening receive the large tracts of land pollution, influence holistic clean and tidy.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the main technical problem that a splash device is prevented in vacuum belt hydroextractor unloading is provided, the secondary splash that produces at the unloading in-process can be reduced.

The utility model discloses the technical problem that the second aspect will be solved provides an unloader, can reduce the secondary splash that the unloading in-process produced, avoids polluting facility equipment on every side.

In order to solve the technical problem, the utility model provides an aspect provides a splash device is prevented in vacuum belt hydroextractor unloading, including pan feeding pipe, branch silo and splashproof, the pan feeding pipe with divide the silo to link to each other, the splashproof sets up divide around the silo, and be equipped with the opening on one side of the silo, divide the silo to be tubular structure's airtight cavity, with can pass through divide the silo buffering the thick liquids that flow out in the pan feeding pipe, just divide the silo bottom still to have seted up the discharge gate, with can pass through the thick liquids flows out gently of discharge gate.

Preferably, the discharge hole comprises a main discharge hole and an auxiliary discharge hole, and the through flow of the auxiliary discharge hole is greater than that of the main discharge hole, so that the height of the slurry in the distributing groove can be controlled through the auxiliary discharge hole. Through this preferred technical scheme, through the cooperation of main discharge gate and supplementary discharge gate to this height of controlling the interior thick liquids of branch silo avoids the high too high of thick liquids in the branch silo, thereby produces too big pressure to the branch silo bottom.

Further preferably, the material distributing device further comprises a bedplate and reinforcing rib plates, wherein the bedplate is horizontally arranged around the material distributing groove, and the reinforcing rib plates are arranged along the axial direction of the material distributing groove and extend to the bedplate arranged at two ends of the material distributing groove, so that the bedplate and the material distributing groove can be reinforced through the reinforcing rib plates. Through this preferred technical scheme, consolidate platen and branch silo through deep floor to the holistic stability of equipment has been guaranteed.

Preferably, the splash guards are connected through bolts, and the lengths of the splash guards in the vertical direction can be adjusted. Through this preferred technical scheme, through the adjustable with splash guard's length setting to can avoid the material blowout, influence the clean and tidy of equipment on every side.

Further preferably, the main discharge holes are arranged in a plurality of matrix forms at the bottom of the material distribution tank.

Preferably, the auxiliary discharging holes are arranged in a plurality, and the auxiliary discharging holes are horizontally arranged on the side wall of the distributing groove.

Through above-mentioned preferred technical scheme, arrange the thick liquids of branch inslot through mutually supporting of main discharge gate and supplementary discharge gate to this realizes dividing the control of inslot thick liquids liquid level height, avoids the thick liquids of branch inslot to produce and sprays.

Further preferably, the feeding pipe is arranged in the middle of the upper part of the distributing groove. Through this preferred technical scheme, set up the pan feeding pipe and evenly to both sides diffusion after can making the thick liquids flow into the branch silo at the upper portion intermediate position of dividing the silo to this avoids dividing the pressure that each region of silo received inhomogeneous, guarantees the holistic stability of equipment.

Preferably, the feeding pipe, the material distributing groove, the splash guard, the reinforcing rib plate and the bedplate are all formed parts made of polytetrafluoroethylene materials. Through the preferred technical scheme, the equipment made of the material can accommodate the transportation of the slurry for a long time and is guaranteed not to be corroded by the slurry.

Further preferably, the thickness of the feeding pipe, the material distributing groove, the splash guard, the reinforcing rib plate and the table plate is larger than or equal to 16 mm.

The utility model discloses the second aspect provides an unloading system, include the utility model discloses the vacuum belt hydroextractor unloading anti-splash device that the first aspect provided.

Through the technical scheme, the utility model discloses a splash device is prevented in vacuum belt hydroextractor unloading on the one hand through connecting the branch silo on the unloading pipe, divides the thick liquids that flows in the silo to flow into earlier to divide the silo in, then the rethread divides the silo to discharge thick liquids to can play the buffering to the thick liquids that flow. On the other hand sets up the discharge gate that the through-flow differs on dividing the silo, discharges the thick liquids of dividing the silo through the discharge gate of different through-flows to discharge the material to the discharge gate setting that will the through-flow be big is in the discharge gate top that the through-flow is little, controls the height of dividing the silo interior thick liquids with this, avoids dividing the silo interior liquid level too high and the thick liquids that leads to flowing out to produce and sprays.

Other features and advantages of the present invention will be described in detail in the detailed description which follows.

Drawings

FIG. 1 is a schematic structural view of a discharge splash-proof device of a vacuum belt dehydrator according to an embodiment of the present invention;

FIG. 2 is a front view of a discharge splash-proof device of a vacuum belt dehydrator according to an embodiment of the present invention;

FIG. 3 is a top view of the anti-splashing device for the vacuum belt dehydrator;

FIG. 4 is a side view of the anti-splashing device for the vacuum belt dehydrator;

FIG. 5 is a rear view of the discharge anti-splash device of the vacuum belt dehydrator according to the embodiment of the present invention;

FIG. 6 is a schematic cross-sectional view A-A of the anti-splashing device for the vacuum belt dehydrator in FIG. 5.

Reference numerals

1 feeding pipe and 2 material distributing grooves

3 splash guard 4 reinforcing rib plate

5 auxiliary discharge port of bedplate 21

22 main discharge hole

Detailed Description

The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings. It is to be understood that the description of the embodiments herein is for purposes of illustration and explanation only and is not intended to limit the invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," and "connected" are to be construed broadly, and for example, the term "connected" may be either a fixed connection, a detachable connection, or an integral connection; either directly or indirectly through intervening media, either internally or in any combination thereof. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.

The utility model discloses an embodiment of splash device is prevented in vacuum belt hydroextractor unloading, as shown in fig. 1, including pan feeding pipe 1, branch silo 2 and splashproof 3, pan feeding pipe 1 links to each other with branch silo 2, and splashproof 3 sets up around branch silo 2, and is equipped with the opening in branch silo 2 one side, sets up branch silo 2 into tubular structure's airtight cavity to seted up the discharge gate on branch silo 2, in order to pass through the thick liquids flow gently of discharge gate. When unloader with thick liquids through pan feeding pipe 1 input to divide silo 2 in, divide silo 2 very first time to carry out the bearing to input thick liquids, avoid thick liquids direct flow in splash baffle 3 surround the district of unloading that forms in to this forms cushioning effect, the impact force that produces when having reduced thick liquids and flowing back and ground contact, with this thick liquids that avoid flowing produces the secondary splash.

Specifically, the discharge ports include a main discharge port 22 and an auxiliary discharge port 21, and the flow rate of the auxiliary discharge port 21 is greater than that of the main discharge port 22. When the flow rate of the slurry flowing out of the feeding pipe 1 is smaller than the flow rate of the main discharge hole 22, the slurry in the distributing groove 2 can be completely discharged through the main discharge hole 22, at this time, the auxiliary discharge hole 21 is not needed to participate in the discharging operation, and when the flow rate of the main discharge hole 22 is smaller than the flow rate of the slurry flowing out of the feeding pipe 1, the main discharge hole 22 cannot completely discharge the slurry in the distributing groove 2 in a short time, the flow rate of the slurry flowing out of the main discharge hole 22 cannot be equal to the flow rate of the slurry flowing into the feeding pipe 1, so that the liquid level of the slurry in the distributing groove 2 can be continuously increased at this time, the auxiliary discharge hole 21 is needed to assist the main discharge hole 22 to discharge the slurry, the flow rate of the slurry in the distributing groove 2 is balanced with the flow rate of the slurry flowing into the feeding pipe 1 through the auxiliary discharge hole 21, and further increase of the liquid level of the slurry in the distributing groove 2 can be avoided, because the rising of liquid level can lead to the pressure rising of branch silo 2 bottom to can lead to thick liquids to become the state of spraying by the initial state of slowly flowing out gradually when branch silo 2 bottom, along with the rising of thick liquids liquid level promptly, thereby lead to the pressure that the thick liquids of branch silo 2 bottom received to rise constantly, along with the velocity of flow of the continuous rising thick liquids of pressure improves gradually, consequently the thick liquids of branch silo 2 bottom can become the spraying state from the state of slowly flowing out gradually, and when the outflow of thick liquids becomes the spraying state, can produce great impact with ground, thereby form the secondary splash. Therefore, in order to avoid the slurry from being sprayed, the height of the auxiliary discharge port 21 is set to be higher than the height of the main discharge port 22, but not to exceed the horizontal axis of the sub-tank 2, and the maximum level of the slurry in the sub-tank 2 is limited to be lower than the horizontal axis of the sub-tank 2, so that the flow rate of the slurry flowing out of the sub-tank 2 is prevented from being too high, and secondary splashing of the slurry is prevented.

An embodiment of the anti-splashing device for the vacuum belt dehydrator during the discharging process, as shown in fig. 3, a platen 5 and a reinforcing rib plate 4 are horizontally arranged around a distributing groove 2, the reinforcing rib plate 4 is arranged along the axial direction of the platen 5 and extends to the platen 5 at the two ends of the distributing groove 2, the platen 5 and the distributing groove 2 are reinforced by the reinforcing rib plate 4, so that the platen 5 and the distributing groove 2 are fixed, the sudden rise of the pressure in the distributing groove 2 during the discharging process of a feeding pipe 1 is avoided, the connection between the distributing groove 2 and the platen 5 and the connection between the distributing groove 2 and the feeding pipe 1 are loosened, the pressure applied to the distributing groove 2 rises continuously along with the continuous discharging of the slurry in the feeding pipe 1, the connection between the distributing groove 2 and the platen 5 is easy to loosen, when the pressure applied to the distributing groove 2 by the slurry reaches a certain degree, divide the not hard up degree between silo 2 and the platen 5 to be bigger and bigger, until silo 2 and platen 5 and even pan feeding pipe 1 separates completely, consequently adopt deep floor 4 to consolidate silo 2 and platen 5, distribute through deep floor 4 with the pressure that divides silo 2, make the pressure that silo 2 can bear bigger with this, and deep floor 4's setting makes platen 5 and divide being connected between silo 2 inseparabler firm more, thereby can effectively prevent to divide shedding of silo 2, make overall structure more firm.

The utility model discloses an embodiment of splash device is prevented in vacuum belt hydroextractor unloading, as shown in fig. 2 to 3, pass through bolted connection between splash guard 3 to splash guard 3 is at the ascending length adjustment of vertical side. The length adjustment of splashproof baffle 3 can be through respectively setting up two piece at least splashproof baffle 3 in its periphery, can stretch out and draw back through the slide rail between the adjacent both sides splashproof baffle 3 of homonymy to can avoid spun thick liquids to fly away the district of unloading through the length that control splashproof baffle 3 stretched out, avoid polluting other equipment on every side.

The utility model discloses an embodiment of splash device is prevented in vacuum belt hydroextractor unloading, as shown in FIG. 2, the main discharge gate 22 that divides the setting of 2 bottoms of silo is the matrix and arranges, and the level of supplementary discharge gate 21 is arranged on dividing silo 2 lateral walls. Since the flow rate of the main discharge port 22 is smaller than that of the auxiliary discharge port 21, when the amount of the slurry flowing out of the feeding pipe 1 is too large, the amount of the slurry flowing out of the main discharge port 22 cannot be balanced with the amount of the slurry flowing into the feeding pipe, and at this time, the auxiliary discharge port 21 is used for auxiliary discharge. Supplementary discharge gate 21 level setting is on the lateral wall of silo 2 to can control the height of the interior thick liquids of silo 2 through a plurality of supplementary discharge gates 21, avoid the high further rising of the thick liquids in silo 2.

Specifically, pan feeding pipe 1 sets up at the 2 upper portions intermediate positions of branch silo, can guarantee that the middle part that sets up pan feeding pipe 1 at branch silo 2 evenly flows to the both sides of branch silo 2 when thick liquids flow out, and set up pan feeding pipe 1 when dividing silo 2 one side, the pressure that leads to dividing silo 2 one side easily during the outflow material is too big, thereby lead to the pressure that each region of branch silo 2 received inhomogeneous, lead to in the long run easily that the tie point that divides silo 2 too big one side of pressurized is not hard up, influence the holistic stability of equipment.

The utility model discloses an embodiment of splash device is prevented in vacuum belt hydroextractor unloading, as shown in fig. 4 to fig. 6, pan feeding pipe 1, divide silo 2, splash guard 3, deep floor 4 and platen 5 are the polytetrafluoroethylene formed part to the thickness of formed part is all not less than 16mm, and specific thickness need be confirmed according to the whole size of equipment. As the slurry circulated in the device has certain corrosiveness, the components for containing and circulating the slurry need to be made of corrosion-resistant materials. In the present application, a polytetrafluoroethylene material, which is a synthetic polymer material using fluorine instead of all hydrogen atoms in polyethylene, is used, and has the characteristics of acid and alkali resistance and resistance to various organic solvents, and is almost insoluble in all solvents. Meanwhile, the polytetrafluoroethylene has the characteristic of high temperature resistance, the characteristic of corrosion resistance is mainly applied in the process of conveying the slurry, and the polytetrafluoroethylene has inertia to most chemicals and solvents and can resist strong acid, strong base, water and various organic solvents, so that equipment made of the polytetrafluoroethylene material can accommodate the conveying of the slurry for a long time and is guaranteed not to be corroded by the slurry.

The utility model discloses an embodiment of splash device is prevented in vacuum belt hydroextractor unloading, the both ends of distributing trough 2 are provided with the closing plate, welds between closing plate and the distributing trough 2 to can be through the sealed distributing trough 2 of closing plate and at the inside inclosed cavity that forms of distributing trough 2. In addition, because the distributing groove 2 is of a cylindrical structure, two ends of the distributing groove 2 of the cylindrical structure are sealed to form a sealed cavity, the bottom of the distributing groove 2 of the cylindrical structure is arc-shaped, and the slurry can be gradually gathered to the lowest point of the arc under the action of gravity, so that the situation that the slurry is accumulated at a dead angle cannot occur. And when the branch silo 2 that adopts the rectangle held the thick liquids, the thick liquids can pile up in the right angle limit department of rectangle for a long time for the thick liquids can't flow out completely, and the right angle limit forms clean dead angle easily, influences clean efficiency, consequently prefers in this application to set up branch silo 2 to tubular structure, also can set up branch silo 2 to circular structure certainly.

The utility model discloses an among the unloading system, used the utility model discloses the splash device is prevented in vacuum belt hydroextractor unloading of arbitrary embodiment, therefore also has above-mentioned advantage.

In the description of the present invention, reference to the description of the terms "one embodiment," "some embodiments," "an implementation," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In the present disclosure, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto. In the technical idea scope of the present invention, it is possible to provide the technical solution of the present invention with a plurality of simple modifications, including combining each specific technical feature in any suitable manner, and in order to avoid unnecessary repetition, the present invention does not provide additional description for various possible combinations. These simple variations and combinations should also be considered as disclosed in the present invention, all falling within the scope of protection of the present invention.

Claims (10)

1. The utility model provides a splash device is prevented in vacuum belt hydroextractor unloading, a serial communication port, including pan feeding pipe (1), branch silo and splashproof baffle (3), pan feeding pipe (1) with divide silo (2) to link to each other, splashproof baffle (3) set up divide around silo (2), and be in divide silo (2) one side to be equipped with the opening, divide silo (2) to be airtight cavity, with can pass through divide silo (2) buffering the thick liquids that flow out in the pan feeding pipe, just divide silo (2) bottom to have still seted up the discharge gate, with can pass through the thick liquids that flow slowly of discharge gate.

2. The discharging anti-splashing device of the vacuum belt dehydrator according to claim 1, wherein the discharging holes comprise a main discharging hole (22) and an auxiliary discharging hole (21), and the flow rate of the auxiliary discharging hole (21) is greater than that of the main discharging hole (22), so that the height of the slurry in the distributing groove (2) can be controlled through the auxiliary discharging hole (21).

3. The blanking splash-proof device of the vacuum belt dehydrator according to claim 2, further comprising a bedplate (5) and reinforcing rib plates (4), wherein the bedplate (5) is horizontally arranged around the distributing trough (2), and the reinforcing rib plates (4) are arranged along the axial direction of the distributing trough (2) and extend to the bedplate (5) arranged at two ends of the distributing trough (2) so as to reinforce the bedplate (5) and the distributing trough (2) through the reinforcing rib plates (4).

4. The blanking splash-proof device of the vacuum belt dehydrator of claim 2, wherein the splash baffles (3) are connected by bolts, and the length of the splash baffles (3) in the vertical direction is adjustable.

5. The blanking splash-proof device of the vacuum belt dehydrator according to any one of claims 2 to 4, wherein a plurality of main discharging holes (22) are arranged, and the main discharging holes (22) are arranged at the bottom of the material distributing groove (2) in a matrix manner.

6. The blanking splash-proof device of the vacuum belt dehydrator according to any one of claims 2 to 4, wherein the auxiliary discharging holes (21) are provided in plurality, and the plurality of auxiliary discharging holes (21) are horizontally arranged on the side wall of the distributing groove (2).

7. The blanking splash-proof device of the vacuum belt dehydrator according to any one of claims 2 to 4, wherein the feeding pipe (1) is arranged at the middle position of the upper part of the material distributing groove (2).

8. The blanking splash-proof device of the vacuum belt dehydrator according to claim 3, wherein the feeding pipe (1), the material distributing groove (2), the splash guard (3), the reinforcing rib plate (4) and the bedplate (5) are all formed pieces of polytetrafluoroethylene materials.

9. The blanking splash-proof device of the vacuum belt dehydrator according to claim 8, wherein the thickness of the feeding pipe (1), the material distributing groove (2), the splash guard (3), the reinforcing rib plate (4) and the bedplate (5) is more than or equal to 16 mm.

10. A blanking system comprising a vacuum belt dehydrator blanking splash guard as claimed in any one of claims 1 to 9.

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