CN210620560U - Sludge outlet mechanism of sludge concentration device and sludge concentration device - Google Patents

Abstract

The utility model relates to a mud discharging mechanism of sludge concentration device, it includes the second panel, a regulating element for adjusting second panel inclination is in order to control mud discharging amount, top-down puts the first panel at sludge outlet of sludge concentration device to one side, a linkage unit for being connected first panel and second panel, wherein the angle that first panel and horizontal plane formed is 30 ~60, the angle that second panel and horizontal plane formed is 0 ~10, on same reference surface, the lower tip of first panel is h1 to the vertical distance of reference surface, the vertical distance of the mud discharging end portion of second panel to reference surface is h2, h2 is less than or equal to h 1. The utility model has the advantages that on one hand, the collection of sludge inside the first panel and the second panel is greatly reduced through the sludge outlet channel extending out of the sludge outlet and under the connection of the first panel with a fixed angle, and the sludge outlet efficiency is improved; on the other hand through being close horizontal second panel setting for discharged mud is under the same thickness, and is more closely knit, consequently, the moisture content also obviously descends.

Description

Sludge outlet mechanism of sludge concentration device and sludge concentration device

Technical Field

The utility model belongs to the sludge treatment equipment field, concretely relates to mud output mechanism of sludge concentration device relates to a sludge concentration device simultaneously.

Background

With the development of socioeconomic and the acceleration of urbanization, the amount of sludge produced in urban sewage treatment plants and the accompanying facilities is rapidly increasing. According to related materials, 3 hundred million tons of sludge are generated in a sewage treatment plant in China in 2010. Because the sludge needs to be subjected to biochemical treatment and flocculation treatment during dehydration, and the dehydrated sludge contains a large amount of cellular water and attached water, at present, the water content of the sludge can only be reduced to about 80% by the conventional equipment and technology of almost all sewage treatment plants, if the requirement of incineration is met, the cost is high when the water content of the sludge is lower than 50%, so that almost all sewage treatment plants in China can only mainly bury and stack the sludge, and the problem of serious environmental pollution is caused.

For example, the applicant filed patent No. ZL201520064038.5 on 29/1/2015 under the name of a sludge concentration device, the device includes the isolating cylinder, be equipped with the drainage mesh that supplies water to pass through on the lateral wall of isolating cylinder, be equipped with the export that is used for letting in the entry of treating concentrated mud and is used for discharging the concentrated mud on the isolating cylinder respectively especially, sludge thickening device still includes scraper group, scraper group is including a plurality of scrapers that can set up with rotating, every scraper is along the inside wall contact that is equipped with the drainage mesh of a limit and isolating cylinder that its length direction extends, sludge thickening device still includes and is used for driving a plurality of scraper pivoted actuating mechanism, the fixed water conservancy diversion component that is used for making mud tend to draw close to the middle part of isolating cylinder on each scraper, sludge thickening device during operation, the isolating cylinder is fixed, the scraper rotates and strikes off the mud of drainage mesh department. Meanwhile, compared with the existing concentration device, the device has the advantages of simpler structure, more convenient arrangement, higher concentration efficiency, better concentration effect and lower energy consumption and operation cost. In addition, the device not only can be independently used for concentrating the sludge, but also is suitable for being arranged on various existing sludge dewaterers to form a sludge concentrating and dewatering integrated machine.

The applicant finds that, because the sludge concentration device is also provided with a sludge outlet baffle door at the corresponding outlet of the isolation cylinder (the sludge outlet baffle door is arranged to control the sludge outlet amount and the water content), and the sludge outlet baffle door is a second panel, the sludge outlet amount and the water content can be controlled by adjusting the rotation angle of the second panel. However, the applicant has found in practice that the structural arrangement of this second panel has the following technical drawbacks:

1) in the angle adjusting process, once the angle between the second panel and the horizontal plane is too large (the sludge outlet is small), sludge is easy to accumulate near the inner side of the second panel, the fluidity of the sludge is affected, and the sludge outlet efficiency is low;

2) although the thickness of the sludge discharged from the second panel is kept consistent, the compactness is relatively low, and the main reasons are as follows: after the size of the sludge outlet is adjusted, the second panel has insufficient compaction force on the sludge due to the inclination angle of the second panel.

Disclosure of Invention

The utility model aims at providing a mud mechanism is gone out to modified and go out mud efficient and go out the high sludge concentration device of the closely knit degree of mud.

For solving the technical problem, the utility model discloses take following technical scheme:

the utility model provides a mud mechanism of mud enrichment facility, its includes a mud board, should go out the mud board and include first panel, second panel and connection panel, wherein first panel top-down puts to one side at sludge thickening case mud outlet, and connection panel connects in first panel lower part with second panel is adjustable, goes out mud mechanism and still includes the regulating unit who docks and adjust second panel oscilaltion motion with the second panel.

Preferably, the first panel is fixed on the outer wall surface of the concentration tank of the sludge concentration device, and the angle formed by the first panel and the horizontal plane is larger than the angle formed by the second panel and the horizontal plane.

Further, the angle formed by the first panel and the horizontal plane is 30-60 degrees, and the angle formed by the second panel and the horizontal plane is 0-10 degrees.

In this example, the first panel makes an angle of 45 ° with the horizontal plane and the second panel makes an angle of 2.86 ° with the horizontal plane. At this time, the compactness, water content, and sludge yield of the discharged sludge are all optimal.

Meanwhile, on the same reference surface below the mud discharging plate, the vertical distance from the lower end part of the first panel to the reference surface is h1, the vertical distance from the mud discharging end part of the second panel to the reference surface is h2, and h1 is not less than h 2. At this time, not only the mud yield is high, but also the compactness is high.

According to a specific implementation and preferred aspect of the utility model, the connection panel is the spring board of buckling downwards from both ends, and wherein the spring board is dull and stereotyped by the first flat board of limit formation and second of buckling, and the laminating of first flat board is on the inclined plane of first panel and along inclined plane incline direction from top to bottom movably setting up in the lower part of first panel, and the laminating of second flat board is on the second panel.

Preferably, the first plate is attached to the outer side inclined plane of the first panel, and the second plate is fixedly attached to the bottom surface of the second panel. Thus, the spring plate does not cause the obstruction of sludge discharge, and meanwhile, the spring plate is suitable for adjusting the micro-tension of the second panel according to the characteristics (with certain elastic force) of the spring plate, so that the discharge amount and the water content of the concentrated sludge can be accurately controlled.

According to a specific implementation and preferred aspect of the utility model, go out mud mechanism and still include the coupling assembling that sets up on first panel and be used for adjusting spring plate and second panel along first panel incline direction up-and-down motion. Generally, the downward movement adjustment is performed, and the upward movement loosening adjustment is performed in a state where the downward movement adjustment is transitional.

Preferably, the connecting assembly comprises a pressing plate fixedly attached to the first flat plate, a first connecting seat fixedly arranged on the upper portion of the first flat plate, a second connecting seat fixedly arranged on the pressing plate, a connecting bolt piece arranged in parallel with the inclined surface of the first flat plate and used for connecting the first connecting seat with the second connecting seat, and a positioning bolt piece capable of avoiding the movement of the pressing plate and fixedly connecting the pressing plate with the first flat plate, wherein an elongated hole extending along the length direction of the connecting bolt piece is formed in the pressing plate, a bolt rod portion of the positioning bolt piece can slide in the elongated hole, and after the connecting bolt piece is adjusted, the second connecting seat can move up and down along the length direction of the bolt rod of the connecting bolt piece.

Preferably, the head portion of the jackbolt member is located inside the first panel. As long as the bolt head does not penetrate through the inner side wall of the first panel, the positioning bolt pieces cannot cause mud blockage at the mud outlet.

According to the utility model discloses a still another concrete implementation and preferred aspect, the regulating unit includes the fixing base, along the regulating spindle that the mud outlet width direction extends, be used for the connecting rod that is connected regulating spindle and second panel and drive regulating spindle around self axis forward or reverse rotation's drive assembly, wherein fixes being equipped with the armed lever on the regulating spindle, is equipped with the connecting block on the second panel, and the armed lever is located the top of connecting block, and the lower tip rotates with armed lever and connecting block respectively on the connecting rod to be connected.

Preferably, the driving assembly comprises a rocker arm rod with one end fixedly connected with the adjusting shaft and a lifting rod piece connected to the other end of the rocker arm rod, wherein after the lifting rod piece lifts the rocker arm rod, the adjusting shaft rotates reversely, and the connecting rod pulls the second panel to lift; otherwise, the adjusting shaft rotates in the positive direction, and the connecting rod pushes the second panel to press downwards.

Furthermore, the lifting rod piece comprises a base which is fixedly arranged, a support which is rotatably connected with the other end of the rocker arm rod, and two stud bolts which are butted from one end through threaded sleeves, wherein the other end of the stud bolt is respectively and fixedly connected with the support and the base, after the threaded sleeves are driven to rotate, the stud bolts move relatively close to or away from each other, and the rocker arm rod swings upwards or downwards to adjust the second panel to lift and press down.

The utility model discloses a still another technical scheme is: a sludge concentration device comprises a concentration tank with a sludge inlet and a sludge outlet, a sludge scraping plate group arranged in the concentration tank and a sludge outlet mechanism.

Due to the implementation of the above technical scheme, compared with the prior art, the utility model have the following advantage:

the utility model discloses a polylith panel butt joint, in addition the upper and lower regulation of second panel, reduce mud by a wide margin and improve out mud efficiency in the collection of mud board inboard, simultaneously, through the play mud passageway that extends the mud mouth for discharged mud is more closely knit, further reduces the moisture content of play mud.

Drawings

The invention will be described in further detail with reference to the following figures and specific embodiments:

FIG. 1 is a schematic structural view of a sludge thickening apparatus of the present invention;

FIG. 2 is a schematic structural view of the mud discharging mechanism in FIG. 1;

wherein: A. a concentration tank;

B. a mud scraping plate group;

C. a mud discharging mechanism; c1, mud discharging; c11, a first panel; c12, a second panel; c13, connecting panel; c131, a first flat plate; c132, a second flat plate;

c2, a regulating unit; c20, a fixed seat; c21, an adjusting shaft; c22, connecting rod; c23, a drive assembly; 230. a rocker arm lever; 231. lifting the rod; c. a base; d. a support; e. a stud bolt; f. a threaded sleeve; c24, arm lever; c25, connecting blocks;

c3, connecting components; c30, a pressure plate; c31, a first connecting seat; c32, a second connecting seat; c33, connecting bolt pieces; c34, a set bolt member.

Detailed Description

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description thereof. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, as those skilled in the art will be able to make similar modifications without departing from the spirit and scope of the present invention.

In the description of the present invention, 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", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

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, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

As shown in fig. 1, the present embodiment relates to a sludge thickening apparatus including a thickening tank a having a sludge inlet and a sludge outlet, a scraper group B provided in the thickening tank, and a sludge outlet mechanism C.

Specifically, the concentrating tank a and the scraper group B are referred to as patent No. ZL201520064038.5, and will not be described in detail here.

Referring to fig. 2, the mud discharging mechanism C includes a mud discharging plate C1, the mud discharging plate C1 includes a first panel C11, a second panel C12, and a connecting panel C13, wherein the first panel C11 is obliquely arranged at a mud discharging port of the mud concentration tank from top to bottom, the connecting panel C13 adjustably connects the second panel C12 to the lower portion of the first panel C11, and the mud discharging mechanism C further includes an adjusting unit C2 which is butted with the second panel C12 and adjusts the second panel C12 to move up and down.

Specifically, the first panel c11 is fixed on the outer wall surface of the concentration tank of the sludge concentration device, and the angle formed by the first panel c11 and the horizontal plane is larger than the angle formed by the second panel c12 and the horizontal plane.

In this example, the first panel c11 makes an angle of 45 ° with the horizontal plane, and the second panel c12 makes an angle of 2.86 ° with the horizontal plane. At this time, the compactness, water content, and sludge yield of the discharged sludge are all optimal.

Meanwhile, on the same reference plane below the mud discharging plate c1, the vertical distance from the lower end part of the first panel c11 to the reference plane is h1, the vertical distance from the mud discharging end part of the second panel c12 to the reference plane is h2, and h2 is less than h 1. At this time, not only the mud yield is high, but also the compactness is high.

The connecting panel c13 is a spring plate bent downward from two ends, wherein the spring plate is formed by a first flat plate c131 and a second flat plate c132 by bent edges, the first flat plate c131 is attached to the inclined surface of the first panel c11 and is movably disposed at the lower part of the first panel c11 in the inclined direction of the inclined surface, and the second flat plate c132 is attached to the second panel c 12.

In this example, the thickness of the spring plate is 1mm, that is, the spring plate has a certain elastic deformation capability, and no matter the second panel c12 is in a pressing state or a lifting state, the spring plate can be slightly deformed to adapt to the adjustment of the second panel c12, so that mud discharging is facilitated.

Specifically, the first plate c131 is attached to the outer side inclined surface of the first panel c11, and the second plate c132 is fixedly connected to the bottom surface of the second panel c12 (usually, by welding). Thus, the spring plate does not cause the obstruction of sludge discharge, and meanwhile, the spring plate is suitable for adjusting the micro-tension of the second panel according to the characteristics (with certain elastic force) of the spring plate, so that the discharge amount and the water content of the concentrated sludge can be accurately controlled.

The adjusting unit c2 comprises a fixed seat c20, an adjusting shaft c21 extending along the width direction of the mud outlet, a connecting rod c22 for connecting the adjusting shaft c21 with the second panel c12, and a driving assembly c23 for driving the adjusting shaft c21 to rotate around the axis of the adjusting shaft c21 in the forward direction or the reverse direction, wherein an arm c24 is fixedly arranged on the adjusting shaft c21, a connecting block c25 is arranged on the second panel c12, the arm c24 is positioned above the connecting block c25, and the upper end and the lower end of the connecting rod c22 are respectively connected with the arm c24 and the connecting block c25 in a rotating manner. The driving assembly c23 comprises a rocker lever 230 with one end fixedly connected with the adjusting shaft c21, and a lifting rod 231 connected with the other end of the rocker lever 230, wherein after the lifting rod 231 lifts the rocker lever 230, the adjusting shaft c21 rotates reversely, and the connecting rod c22 pulls the second panel c12 to lift; conversely, the adjusting shaft c21 rotates in the forward direction, and the link c22 pushes the second panel c12 to press down.

The lifting rod 231 includes a base c fixedly disposed, a support d rotatably connected to another end (right end) of the rocker arm 230, and two stud bolts e butted from one end through a threaded sleeve f, wherein another end of the stud bolt e is respectively fixedly connected to the support d and the base c, after the threaded sleeve f is driven to rotate, the stud bolts e move relatively close to or away from each other, and the rocker arm 230 swings upward or downward to adjust the lifting and pressing movement of the second panel c 12.

In this example, through the matching of the double-headed screw thread and the screw sleeve f, when the screw sleeve is rotated, the two double-headed bolts e move towards each other, that is, when the two double-headed bolts e approach relatively, the lifting rod 231 at this time is in a contracted state, the right end part of the rocker arm rod 230 descends, the adjusting shaft c21 rotates forwards, and the connecting rod c22 presses the second panel c12 downwards; when the two stud bolts e are relatively far away, the lifting rod 231 is in an extension state at the moment; the right end of the rocker lever 230 is raised and the adjustment shaft c21 is reversed, and the link c22 pulls the second panel c12 upward.

The mud discharging mechanism C further comprises a connecting assembly C3 which is arranged on the first panel C11 and is used for adjusting the spring plate and the second panel C12 to move up and down along the inclined direction of the first panel C11. Generally, the downward movement adjustment is performed, and the upward movement loosening adjustment is performed in a state where the downward movement adjustment is transitional.

The connecting assembly c3 includes a pressing plate c30 fixedly attached to the first flat plate c131, a first connecting seat c31 fixedly disposed on the upper portion of the first panel c11, a second connecting seat c32 fixedly disposed on the pressing plate c30, a connecting bolt c33 disposed parallel to the inclined surface of the first flat plate c131 and used for connecting the first connecting seat c31 with the second connecting seat c32, and a positioning bolt c34 capable of moving away from the pressing plate c30 and fixedly connecting the pressing plate c30 with the first panel c11, wherein an elongated hole extending along the length direction of the connecting bolt c33 is formed in the pressing plate c30, a bolt portion of the positioning bolt c34 is capable of sliding in the elongated hole, and after the connecting bolt c33 is adjusted, the second connecting seat c32 is capable of moving up and down along the length direction of the bolt c 33.

It is quite common in the art to adjust the position of the connecting block relative to the bolt by means of two nuts, and it is clear that the two nuts on the connecting bolt are adjusted to the second connecting seat c32 between the two nuts, which is also incorporated in this application. The head of the jackbolt piece c34 is located inside the first panel c 11. As long as the bolt head does not pass through the inner side wall of the first panel, the positioning bolt pieces c34 do not cause mud blockage at the mud outlet.

The present invention has been described in detail, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the same, and the protection scope of the present invention should not be limited thereby, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims (10)

1. The utility model provides a mud mechanism of mud enrichment facility, its includes a mud board, its characterized in that: the mud discharging plate comprises a first panel, a second panel and a connecting panel, wherein the first panel is obliquely arranged at a mud discharging port of the mud concentration box from top to bottom, the connecting panel is used for adjustably connecting the second panel to the lower part of the first panel, and the mud discharging mechanism further comprises an adjusting unit which is in butt joint with the second panel and is used for adjusting the second panel to move up and down.

2. The sludge discharge mechanism of the sludge thickening apparatus according to claim 1, wherein: the first panel is fixed on the outer wall surface of a concentration box of the sludge concentration device, and the angle formed by the first panel and the horizontal plane is larger than the angle formed by the second panel and the horizontal plane.

3. The sludge discharge mechanism of the sludge thickening apparatus according to claim 2, wherein: the angle formed by the first panel and the horizontal plane is 30-60 degrees, and the angle formed by the second panel and the horizontal plane is 0-10 degrees.

4. The sludge discharge mechanism of the sludge thickening apparatus according to claim 1, wherein: the connecting panel is a spring plate which is bent downwards from two end parts, wherein the spring plate is formed into a first flat plate and a second flat plate by bent edges, the first flat plate is attached to the inclined plane of the first panel and is movably arranged at the lower part of the first panel up and down along the inclined plane inclined direction, and the second flat plate is attached to the second panel.

5. The sludge discharge mechanism of the sludge concentration apparatus according to claim 4, wherein: the first flat plate is attached to the outer side inclined plane of the first panel, and the second flat plate is fixedly attached to the bottom surface of the second panel.

6. The sludge discharge mechanism of the sludge concentration apparatus according to claim 5, wherein: the mud discharging mechanism further comprises a connecting assembly which is arranged on the first panel and is used for adjusting the spring plate and the second panel to move up and down along the inclined direction of the first panel.

7. The sludge discharge mechanism of the sludge concentration apparatus according to claim 6, wherein: coupling assembling include with fixed laminating clamp plate, fixed setting on the first flat board are in first connecting seat on first panel upper portion, fixed setting are in second connecting seat on the clamp plate, with the inclined plane parallel arrangement of first flat board just be used for with first connecting seat with the connecting bolt spare that the second connecting seat is connected and can dodge the clamp plate motion and will the clamp plate with first panel looks fixed connection's positioning bolt spare, wherein set up on the clamp plate along the slotted hole that connecting bolt spare length direction extends, the stock portion of positioning bolt spare can slide in the slotted hole, after the connecting bolt spare is adjusted, the second connecting seat along the stock length direction up-and-down translation of connecting bolt spare.

8. The sludge discharge mechanism of the sludge thickening apparatus according to claim 1, wherein: the adjusting unit comprises a fixed seat, an adjusting shaft extending along the width direction of the sludge outlet, a connecting rod used for connecting the adjusting shaft with the second panel, and a driving assembly driving the adjusting shaft to rotate around the axis of the adjusting shaft in the forward direction or the reverse direction, wherein an arm rod is fixedly arranged on the adjusting shaft, a connecting block is arranged on the second panel, the arm rod is positioned above the connecting block, and the upper end part and the lower end part of the connecting rod are respectively connected with the arm rod and the connecting block in a rotating manner.

9. The sludge discharge mechanism of the sludge concentration apparatus according to claim 8, wherein: the driving assembly comprises a rocker arm rod and a lifting rod piece, wherein one end of the rocker arm rod is fixedly connected with the adjusting shaft, the lifting rod piece is connected to the other end of the rocker arm rod, after the lifting rod piece jacks the rocker arm rod, the adjusting shaft rotates in the reverse direction, and the connecting rod pulls the second panel to lift; on the contrary, the adjusting shaft rotates in the positive direction, and the connecting rod pushes the second panel to press downwards.

10. The utility model provides a sludge concentration device, its includes the concentrator box that has into mud mouth and mud outlet, sets up the mud scraping plate group in the concentrator box which characterized in that: the sludge thickening apparatus further comprises a sludge discharging mechanism according to any one of claims 1 to 9.

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