CN114887379A - Filter system capable of preventing net belt from deviating and sewage solid-liquid separation equipment - Google Patents
Filter system capable of preventing net belt from deviating and sewage solid-liquid separation equipment Download PDFInfo
- Publication number
- CN114887379A CN114887379A CN202210698225.3A CN202210698225A CN114887379A CN 114887379 A CN114887379 A CN 114887379A CN 202210698225 A CN202210698225 A CN 202210698225A CN 114887379 A CN114887379 A CN 114887379A
- Authority
- CN
- China
- Prior art keywords
- belt
- guide
- filter
- guide roller
- transmission
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 35
- 239000007788 liquid Substances 0.000 title claims abstract description 22
- 238000000926 separation method Methods 0.000 title claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 85
- 238000001914 filtration Methods 0.000 claims abstract description 60
- 230000000694 effects Effects 0.000 claims abstract description 8
- 239000007790 solid phase Substances 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 6
- 239000007791 liquid phase Substances 0.000 claims description 3
- 230000002265 prevention Effects 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 12
- 239000010802 sludge Substances 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 230000008569 process Effects 0.000 description 10
- 230000001360 synchronised effect Effects 0.000 description 6
- 230000018044 dehydration Effects 0.000 description 4
- 238000006297 dehydration reaction Methods 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 238000010926 purge Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 229920006351 engineering plastic Polymers 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000004699 Ultra-high molecular weight polyethylene Substances 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 229920000785 ultra high molecular weight polyethylene Polymers 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/056—Construction of filtering bands or supporting belts, e.g. devices for centering, mounting or sealing the filtering bands or the supporting belts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/04—Filters with filtering elements which move during the filtering operation with filtering bands or the like supported on cylinders which are impervious for filtering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/80—Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/80—Accessories
- B01D33/801—Driving means, shaft packing systems or the like
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D33/00—Filters with filtering elements which move during the filtering operation
- B01D33/80—Accessories
- B01D33/804—Accessories integrally combined with devices for controlling the filtration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Filtration Of Liquid (AREA)
Abstract
The invention discloses a filtering system for preventing a mesh belt from deviating and sewage solid-liquid separation equipment, which aim to solve the problem that the filtering mesh belt is easy to deviate in the conventional sewage solid-liquid separation equipment, wherein the filtering system for preventing the mesh belt from deviating comprises a filtering rack, the filtering mesh belt, a transmission belt, a guide roller and a main shaft; two ends of the guide roller are respectively connected with the filter frame, and a first rotating assembly and a second rotating assembly are further in rotating fit with two ends of the guide roller; the transmission belt comprises a first transmission belt and a second transmission belt, the first transmission belt is simultaneously in transmission fit with the first rotating assembly and the main shaft, and the second transmission belt is simultaneously in transmission fit with the second rotating assembly and the main shaft; the screen belt simultaneously cooperates with the first drive belt and the second drive belt to simultaneously move with the first drive belt and the second drive belt. The self-adjusting filter belt can realize the self-adjustment of the transmission belt, thereby preventing the filter belt from deviating, further ensuring good filtering effect, further reducing the guarantee rate of sewage solid-liquid separation equipment and reducing the later maintenance cost.
Description
Technical Field
The invention relates to the technical field of sewage treatment, in particular to a filtering system capable of preventing a mesh belt from deviating and sewage solid-liquid separation equipment.
Background
In the process of sewage treatment in the municipal sewage treatment plant, a grid plus (aeration) grit chamber plus a primary sedimentation tank are generally arranged in a pretreatment unit for removing inorganic sand grains with specific gravity of more than 2.65 and grain size of more than 0.2mm and organic matters on the surface of the sand grains in the sewage, so that facilities such as pipelines, valves and the like are protected from being abraded and blocked, and the load of subsequent treatment is reduced. The treatment unit is generally formed by connecting a plurality of treatment structures in series, has more auxiliary equipment, high design requirement, complex technical process, larger occupied area and higher requirement on the topography in the installation process.
The high-efficiency solid-liquid separator can replace a fine grid and a primary sedimentation tank, integrates the traditional pretreatment unit, and can synchronously realize the sludge concentration and dehydration processes; the purposes of shortening the process flow, saving the occupied area, removing the particles difficult to settle and reducing the SS of the effluent are achieved.
However, the filtering system in the existing high-efficiency solid-liquid separator has the problem of filter mesh belt deviation, so that the filtering effect is influenced if the filter mesh belt deviates, and equipment is stopped if the filter mesh belt deviates. The filter mesh belt off tracking among the filtration system is mainly because when the system operation, the operation that the drive belt of filter mesh belt both sides probably appears is asynchronous, and filter mesh belt both sides atress is uneven to make filter mesh belt skew original mounted position, then can lead to filter mesh belt and the corresponding position change of water inlet, and then lead to partial sewage can not successfully be filtered, still can lead to equipment to report the trouble and shut down when serious.
Disclosure of Invention
The invention aims to solve the technical problem of how to prevent a filter mesh belt in a filter system from deviating, and aims to provide the filter system and sewage solid-liquid separation equipment for preventing the mesh belt from deviating.
The invention is realized by the following technical scheme:
on one hand, the invention provides a filtering system for preventing a mesh belt from deviating, which comprises a filtering rack, a filtering mesh belt, a transmission belt, a guide roller and a main shaft, wherein the filtering mesh belt is arranged on the filtering rack;
two ends of the guide roller are respectively connected with the filtering rack, and a first rotating assembly and a second rotating assembly are further in rotating fit with two ends of the guide roller;
the transmission belt comprises a first transmission belt and a second transmission belt, the first transmission belt is simultaneously in transmission fit with the first rotating assembly and the main shaft, and the second transmission belt is simultaneously in transmission fit with the second rotating assembly and the main shaft;
the screen belt simultaneously cooperates with the first and second drive belts to simultaneously move with the first and second drive belts.
In one possible design, the first transmission belt and the second transmission belt are respectively provided with a first guide groove and a second guide groove, and the filter screen belt is provided with a first guide strip and a second guide strip;
when the filter mesh belt is matched with the first transmission belt and the second transmission belt simultaneously, the first guide strip is positioned in the first guide groove, and the second guide strip is positioned in the second guide groove.
In one possible design, the width of the first guide groove is greater than the width of the first guide strip; and/or
The width of the second guide groove is greater than the width of the second guide strip.
In one possible design, the width of the first guide groove is 1-2 mm larger than the width of the first guide strip; and/or
The width of the second guide groove is 1-2 mm larger than that of the first guide strip.
In one possible design, the first or second rotating assembly includes:
the wear-resistant sleeve is movably sleeved at the end part of the guide roller, and the outer wall of the wear-resistant sleeve is provided with a matching part used for matching with the transmission belt;
the rotating ring is sleeved on the wear-resistant sleeve and matched with the guide roll shaft hole;
the wear-resisting ring is sleeved at the end part of the guide roller and is connected with the wear-resisting sleeve; and a driving belt matching groove is formed between the wear-resistant ring and the guide roller along the axial direction of the guide roller.
In one possible design, the guide rollers comprise a first guide roller and a second guide roller with axes parallel to each other, and the first guide roller and the second guide roller are respectively used for being arranged at a high position and a low position in the solid-liquid separation equipment;
the tip of second guide roll still activity cover is equipped with seal assembly, seal assembly with filter the frame and connect, seal assembly with be provided with sealed piece in order to form the radial seal of second guide roll tip between the second guide roll.
In one possible design, the seal assembly includes:
a bearing, wherein the bearing shaft hole is matched with the end part of the guide roller;
the bearing seat is matched with the bearing shaft hole;
the end cover is connected to the bearing seat;
the limiting cover is sleeved on the guide roller and connected to the bearing seat;
and the limiting cover and the end cover are positioned on two sides of the bearing seat along the axial direction of the guide roller.
In one possible design, the filter screen comprises a pressure plate connected to the filter support, wherein the pressure plate has a pressure head which is abutted against the filter screen belt and pushes the filter screen belt away from the installation space position of the filter screen belt.
In one possible design, the pressure head pushes the filter screen belt away from the installation space position by 1-5 mm.
In another aspect, the present invention provides a sewage solid-liquid separation apparatus, including:
any one of the filter systems for preventing the mesh belt from deviating is used for filtering solid phases in sewage;
a dewatering system for separating solid phase and liquid phase from the residue obtained by filtration by the filtration system; and
and the filtering system and the dewatering system are respectively connected with the electric control system.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. according to the filtering system for preventing the net belt from deviating, provided by the embodiment of the invention, after the first rotating assembly and the second rotating assembly are arranged at the two ends of the guide roller and are matched with the transmission belts at the two sides of the filtering net belt, the first rotating assembly and the second rotating assembly can rotate relatively and independently under the condition that the transmission belts at the two sides are not synchronous in operation, so that the transmission belts can be allowed to self-regulate, and the self-synchronization of the transmission belts at the two sides of the filtering net belt is realized.
2. According to the sewage solid-liquid separation equipment provided by the embodiment of the invention, after the filtering system for preventing the mesh belt from deviating is adopted, a good sewage filtering effect can be ensured, the system guarantee rate is reduced, the production efficiency is higher, and the maintenance frequency of the sewage solid-liquid separation equipment is reduced, so that the equipment maintenance cost is lower.
Drawings
In order to more clearly illustrate the technical solutions of the exemplary embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and that for those skilled in the art, other related drawings can be obtained from these drawings without inventive effort.
Fig. 1 is a schematic structural diagram of a filter system for preventing a mesh belt from deviating, provided by an embodiment of the invention.
FIG. 2 is a schematic view of the structure A-A in FIG. 1.
Fig. 3 is an enlarged schematic view of the point i in fig. 2.
FIG. 4 is a schematic view of the structure C-C in FIG. 1.
Fig. 5 is an enlarged schematic view of the portion iv in fig. 4.
FIG. 6 is a schematic structural diagram of a sewage solid-liquid separation apparatus provided by an embodiment of the present invention.
Reference numbers and corresponding part names in the drawings:
1-water inlet, 2-overflow outlet, 3-sludge discharge pipe, 4-filter frame, 5-guide plate, 6-water outlet, 7-screw press, 4.1-second guide roller, 4.2-upper guide plate, 4.3-lower guide plate, 4.4-first guide roller, 4.5-main shaft, 4.6-air knife, 4.7-mud scraper, 4.8-flushing pipe, 4.9-supporting roller, 4.10-bracket, 4.11-connecting bracket, 4.1.1-end cover, 4.1.2-engineering plastic bearing, 4.1.3-central shaft, 4.1.4-limit cover, 4.1.5-sealing block, 4.1.6-bearing seat, 4.4.1-roller wall, 4.4.2-roller end cover, 4.4.3-rotating ring, 4.4.4-synchronous belt pulley, 4.4.4.5-wear-resistant sleeve, 4.4.6-wear-resistant ring, 4.7-wear resistant ring, 4.4.8-shaft nut.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, it will be apparent to one of ordinary skill in the art that: it is not necessary to employ these specific details to practice the present invention. In other instances, well-known structures, circuits, materials, or methods have not been described in detail so as not to obscure the present invention.
Throughout the specification, reference to "one embodiment," "an embodiment," "one example," or "an example" means: the particular features, structures, or characteristics described in connection with the embodiment or example are included in at least one embodiment of the invention. Thus, the appearances of the phrases "one embodiment," "an embodiment," "one example" or "an example" in various places throughout this specification are not necessarily all referring to the same embodiment or example. Furthermore, the particular features, structures, or characteristics may be combined in any suitable combination and/or sub-combination in one or more embodiments or examples. Further, those of ordinary skill in the art will appreciate that the illustrations provided herein are for illustrative purposes and are not necessarily drawn to scale. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, the terms "front", "rear", "left", "right", "upper", "lower", "vertical", "horizontal", "upper", "lower", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore, should not be construed as limiting the scope of the present invention.
Examples
On one hand, the embodiment of the invention provides a filtering system for preventing a mesh belt from deviating, as shown in fig. 1 to 5, the filtering system for preventing the mesh belt from deviating comprises a filtering rack 4, a filtering mesh belt, a transmission belt, a guide roller and a main shaft 4.5; two ends of the guide roller are respectively connected with the filter frame 4, and a first rotating assembly and a second rotating assembly are further in rotating fit with two ends of the guide roller; the transmission belt comprises a first transmission belt and a second transmission belt, the first transmission belt is in transmission fit with the first rotating assembly and the main shaft 4.5 at the same time, and the second transmission belt is in transmission fit with the second rotating assembly and the main shaft 4.5 at the same time; the screen belt simultaneously cooperates with the first drive belt and the second drive belt to simultaneously move with the first drive belt and the second drive belt.
In the embodiment of the application, the filter frame 4 is composed of a plurality of steel structures, the steel structures are connected through bolts by taking the connecting frame 4.11 and the support 4.10 as structural main bodies, and compared with the filter frame 4 formed by welding in the prior art, the filter frame 4 formed by connecting the steel structures through bolts has no deformation, has smaller integral size deviation, and can reduce the risk of deviation of the filter mesh belt; the first rotating assembly or the second rotating assembly can be of a bearing structure or a perforated assembly, and the perforated assembly is in clearance fit with an end shaft hole of the guide roller to form rotating fit.
When the system operates, the main shaft 4.5 is driven by the power source to rotate, and the first transmission belt and the second transmission belt synchronously operate under the driving of the main shaft 4.5. When asynchronous operation appears in first drive belt and second drive belt, because first drive belt and second drive belt respectively with first runner assembly and second runner assembly transmission cooperation, and first runner assembly and second runner assembly can relatively independently rotate, at the asynchronous in-process of drive belt, relative rotation can appear in first runner assembly and second runner assembly, specifically can show for example: the tight side of the first transmission belt is excessively tensioned, the tight side of the second transmission belt is normally tensioned, and at the moment, the rotating speed of the first rotating assembly can be higher than that of the second rotating assembly under the driving of the first transmission belt, so that the tight side tensioning degree of the first transmission belt is reduced until the first transmission belt is normally tensioned, and the first transmission belt and the second transmission belt enter a synchronous running state again; the tight limit tensioning of first drive belt is not enough, and the tight limit tensioning of second drive belt is normal, and its rotational speed is less than the second runner assembly probably under the drive of first drive belt this moment first runner assembly, also can be at a certain instant stall to improve the tight limit tensioning degree of first drive belt until first drive belt tensioning is normal, first drive belt and second drive belt reentrant synchronous operation state. When the tight edge tensioning degree of the second transmission belt is abnormal, the automatic adjustment process of the first transmission belt can be referred to, and details are not repeated here.
It should be noted that the guide roller in the embodiment of the present application includes a roller wall 4.4.1 and a fixing shaft 4.4.6, the fixing shaft 4.4.6 is inserted into the roller wall 4.4.1, and both axial ends of the roller wall 4.4.1 are rotatably connected with the fixing shaft 4.4.6 through a roller end cover 4.4.2, which is a conventional structure of the guide roller. The ends of the guide rollers in the embodiment of the application are essentially the end shaft sections of the fixed shafts 4.4.6.
The relative position of the filter mesh belt and the transmission belt in the operation process can be further ensured through a limiting structure between the transmission belt and the filter mesh belt, for example, in one possible embodiment, a first guide groove and a second guide groove can be respectively arranged on the first transmission belt and the second transmission belt, and a first guide strip and a second guide strip can be arranged on the filter mesh belt; when the filter screen belt is matched with the first transmission belt and the second transmission belt simultaneously, the first guide strip is positioned in the first guide groove, and the second guide strip is positioned in the second guide groove.
In the embodiment of the application, the first guide groove and the second guide groove can be continuously arranged along the length direction of the first transmission belt and the second transmission belt respectively, namely the overall shapes of the first guide groove and the second guide groove are respectively in an annular closed shape like the first transmission belt and the second transmission belt, so that the relative positions of the filter mesh belt and the first transmission belt and the second transmission belt can be fixed in the self-adjusting process of the first transmission belt or the second transmission belt; certainly, in the operation process, the filter mesh belt respectively keeps relative still with first drive belt, second drive belt, can suitably reduce the spacing requirement of filter mesh belt and first drive belt or second drive belt, for example first guide way also can be the independent recess of setting on certain segmentation of first drive belt, can set up a plurality of first guide way on the first drive belt as required, the second guide way also can adopt the same mode of setting with first guide way to set up on the second drive belt.
In the operation process of the system, if the guide strip is too tightly matched with the guide groove, the guide strip is easily dislocated from the guide groove after the guide strip and the guide groove are stressed mutually, and then the guide strip is completely separated from the guide groove, so that in one possible embodiment, the width of the first guide groove can be larger than that of the first guide strip; and/or the width of the second guide groove may be greater than the width of the second guide bar. So set up, can provide certain activity space for first gib block and/or second gib block, can avoid the gib block to break away from the guide way completely.
In a possible embodiment, the width of the first guide groove may be 1 to 2mm greater than the width of the first guide strip; and/or the width of the second guide groove can be 1-2 mm larger than that of the first guide strip.
In a possible embodiment, the first or second rotating assembly comprises a wear sleeve 4.4.5, a rotating ring 4.4.3 and a wear ring 4.4.7; the end part of the guide roller is movably sleeved with a wear-resistant sleeve 4.4.5, and the outer wall of the wear-resistant sleeve 4.4.5 is provided with a matching part used for matching with a transmission belt; the rotating ring 4.4.3 is sleeved on the wear-resistant sleeve 4.4.5 and matched with the guide roll shaft hole; the wear-resisting ring 4.4.7 is sleeved at the end part of the guide roller and is connected with the wear-resisting sleeve 4.4.5; in the axial direction of the guide roll, a drive belt matching groove is formed between the wear-resistant ring 4.4.7 and the guide roll.
In the embodiment of the present application, the first transmission belt and the second transmission belt may be respectively configured as a synchronous pulley 4.4.4, the outer surface of the wear-resistant sleeve 4.4.5 may be configured in the shape of the synchronous pulley, or the synchronous pulley 4.4.4 may be directly sleeved on the outer surface of the wear-resistant sleeve 4.4.5, and the wear-resistant sleeve 4.4.5 is in transmission fit with the first transmission belt or the second transmission belt; the end part of the fixed shaft 4.4.6 is movably sleeved with the wear-resistant sleeve 4.4.5, the inner ring of the rotating ring 4.4.3 is matched with the shaft hole of the wear-resistant sleeve 4.4.5, the outer ring of the rotating ring 4.4.3 is matched with the shaft hole of the roller end cover 4.4.2, certainly, the roller end cover 4.4.2 is provided with a mounting groove matched with the rotating ring 4.4.3, the wear-resistant sleeve 4.4.5 realizes the radial positioning of the wear-resistant sleeve 4.4.5 through the arrangement of the rotating ring 4.4.3, and the rotating ring 4.4.3 can adopt the existing bearing or the existing wear-resistant ring; the end part of the fixed shaft 4.4.6 can be matched with a shaft nut 4.4.8 to axially limit the wear-resisting ring 4.4.7, and the wear-resisting ring 4.4.7 and the roller end cover 4.4.2 respectively form axial limit on the first transmission belt or the second transmission belt to prevent the first transmission belt or the second transmission belt from axially moving.
In the filtering system, the filtering mesh belt is usually in an oblique and transverse arrangement form, the oblique arrangement form can realize the extension of a filtering path in a limited space, so in one possible embodiment, the guide rollers comprise a first guide roller 4.4 and a second guide roller 4.1 with mutually parallel axes, and the first guide roller 4.4 and the second guide roller 4.1 are respectively used for being arranged at a high position and a low position in the solid-liquid separation equipment; the tip of second guide roll 4.1 still the activity cover is equipped with seal assembly, and seal assembly is connected with filtering frame 4, is provided with sealed piece 4.1.5 between seal assembly and the second guide roll 4.1 in order to form the radial seal of second guide roll 4.1 tip.
In the embodiment of the application, set up in the second guide roll 4.1 of low department can fully contact with sewage, solid phase in the sewage gets into easily and leads to structural wear in fixed axle 4.4.6 and the fit clearance of filtering frame 4, and still can lead to the whole radial runout that takes place of second guide roll 4.1, thereby influence the transmission precision, and then lead to the filter mesh belt off tracking, through the radial seal of seal assembly to second guide roll 4.1 tip, can avoid in the solid phase in the sewage gets into fixed axle 4.4.6 and the fit clearance of filtering frame 4, prevent structural wear, thereby guarantee the transmission precision, then avoid the filter mesh belt condition of taking place the off tracking.
In one possible embodiment, the seal assembly may include a bearing, a bearing seat 4.1.6, an end cap 4.1.1, and a retaining cap 4.1.4; the bearing shaft hole is matched with the end part of the guide roller; the bearing block 4.1.6 is matched with the bearing shaft hole; the end cap 4.1.1 is connected to the bearing block 4.1.6; the limiting cover 4.1.4 is sleeved on the guide roller and is connected to the bearing seat 4.1.6; along the axial direction of the guide roll, the limiting covers 4.1.4 and the end covers 4.1.1 are positioned at two sides of the bearing seats 4.1.6.
In the embodiment of the application, the engineering plastic bearing 4.1.2 that the bearing adopted polytetrafluoroethylene or ultra high molecular weight polyethylene to make, the tip of guide roll can derive a center pin 4.1.3 of taking the shaft shoulder, the bearing cooperates with this center pin 4.1.3 shaft hole, sealed piece 4.1.5 one side butt is on spacing lid 4.1.4, the opposite side butt is on the shaft shoulder, the axial of bearing is spacing through spacing lid 4.1.4 and end cover 4.1.1 realization respectively at the both ends of bearing, on the one hand can hinder the solid phase in the sewage to get into in the fit clearance of bearing and bearing frame 4.1.6, on the other hand guarantees the seal assembly, the structural stability of sealed piece 4.1.5 and roller end cover 4.4.2, thereby guarantee sealed piece 4.1.5's sealing stability.
In a possible embodiment, in order to ensure sufficient tensioning of the filter belt, it comprises a pressure plate attached to the filter support 4.10, the pressure plate having a pressure head which abuts against the filter belt and pushes it away from its installation space.
In a possible embodiment, the pressure head pushes the filter screen belt to be 1-5 mm away from the installation space position of the filter screen belt.
Wherein, the upper and lower sides of the filtering system can be respectively provided with an upper guide plate and a lower guide plate to respectively guide the upper and lower sides of the filtering mesh belt, thereby preventing the filtering mesh belt from deviating; of course, the width of the upper guide plate and the lower guide plate is smaller than that of the filter mesh belt so as to avoid causing obstruction to sewage.
On the other hand, the invention provides sewage solid-liquid separation equipment, as shown in fig. 6, the sewage solid-liquid separation equipment comprises a dewatering system, an electrical control system and a filtering system for preventing a net belt from deviating in any one of the above embodiments; the filtering system is used for filtering solid phase in the sewage; the dehydration system is used for separating solid phase and liquid phase in filter residue obtained by filtering of the filtering system; the filtering system and the dewatering system are respectively connected with the electric control system.
Specifically, the sewage solid-liquid separation equipment is provided with a shell, a filtering system and a dewatering system are arranged in the shell, and an electrical control system is arranged outside the shell; the shell is provided with a water inlet 1, a water outlet 6 and an overflow port 2 which are sequentially increased in height, the bottom of the shell is provided with a sludge discharge pipe 3, and sludge deposited at the bottom of the shell can be discharged through the sludge discharge pipe 3, so that excessive deposition of the sludge in the shell is prevented; the filter system is arranged in the shell by adopting an oblique and transverse structure, the filter system is provided with a first guide roller 4.4, a second guide roller 4.1 and a main shaft 4.5, the height of the first guide roller 4.4 is higher than that of the overflow port 2, the height of the second guide roller 4.1 is lower than that of the water inlet 1 and is positioned below the water inlet 1, the height of the main shaft 4.5 is equal to that of the first guide roller 4.4, the filter mesh belt is of a corner structure at the first guide roller 4.4, in order to ensure the tension of the filter mesh belt, a carrier roller 4.9 can be arranged below the second guide roller 4.1, and the filter mesh belt sequentially rounds the second guide roller 4.1, the first guide roller 4.4, the main shaft 4.5 and the carrier roller 4.9 and then returns to the second guide roller 4.1 by taking the second guide roller 4.1 as the starting point of the filter mesh belt; a guide plate 5 is arranged below the filter mesh belt to guide the sludge so that the sludge is gathered at the sludge discharge pipe 3; the dewatering system may be configured as a screw press 7 arranged below the main shaft 4.5, when the filter residue on the filter belt is transported to the main shaft 4.5, the filter residue falls into the screw press 7 by its own weight to achieve further dewatering; certainly, part of filter residues can be adhered to the filter screen belt, so in a possible embodiment, a filter screen purging system is further arranged below the main shaft 4.5, the filter screen purging system mainly comprises a fan and an air knife 4.6, and after the filter residues on the filter screen belt are scraped by a mud scraper 4.7, the filter screen belt is purged and cleaned by the fan and the air knife 4.6; the rear of the air knife 4.6 can be provided with a flushing pipe 4.8 to further flush the filter mesh belt, thereby ensuring that the filter mesh belt has better circulating filtration capability.
After the equipment is started, sewage flows through the filter screen belt, particle impurities in the water are intercepted on the surface of the filter screen belt, and the filtered sewage is discharged through the water outlet 6 to carry out process circulation; along with the lapse of operating time, more and more particulate matters are held back, and the filter speed of filter mesh belt begins to descend, and the filtration pore diminishes gradually, and the pressure differential between water inlet 1 and outlet 6 increases, and when the pressure differential reached the setting value, electric control system control main shaft 4.5 rotated in order to drive the filter mesh belt, and the filtrations that hold back on the filter screen area fall into screw press 7, discharge after the dehydration, and the filter mesh belt resumes initial filtration state, circulation operation after filter screen purge system clearance.
Based on the sewage solid-liquid separation equipment provided by the embodiment of the application, the sewage solid-liquid separation equipment has a strong interception effect on suspended matters in sewage, the removal rate of TSS reaches 30% -50%, and the removal rate of BOD reaches 10% -30%; meanwhile, three functions of sewage filtration, sludge concentration and dehydration can be realized, and the water content of the dehydrated sludge is 70-80%; the device can continuously and fully automatically operate, and is simple and convenient to operate and maintain; the equipment has compact structure, and saves land by 80-95% compared with the conventional pretreatment unit.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A filtering system for preventing a mesh belt from deviating is characterized by comprising a filtering rack (4), a filtering mesh belt, a transmission belt, a guide roller and a main shaft (4.5);
two ends of the guide roller are respectively connected with the filtering rack (4), and a first rotating assembly and a second rotating assembly are further in rotating fit with two ends of the guide roller;
the transmission belts comprise a first transmission belt and a second transmission belt, the first transmission belt is simultaneously in transmission fit with the first rotating assembly and the main shaft (4.5), and the second transmission belt is simultaneously in transmission fit with the second rotating assembly and the main shaft (4.5);
the screen belt simultaneously cooperates with the first and second drive belts to simultaneously move with the first and second drive belts.
2. The net belt deviation preventing filter system as claimed in claim 1, wherein the first transmission belt and the second transmission belt are respectively provided with a first guide groove and a second guide groove, and the filter screen belt is provided with a first guide strip and a second guide strip;
when the filter mesh belt is matched with the first transmission belt and the second transmission belt simultaneously, the first guide strip is positioned in the first guide groove, and the second guide strip is positioned in the second guide groove.
3. The belt deviation preventing filter system as claimed in claim 2, wherein the width of the first guide groove is greater than the width of the first guide strip; and/or
The width of the second guide groove is greater than the width of the second guide strip.
4. The mesh belt deviation preventing filter system as claimed in claim 3, wherein the width of the first guide groove is 1-2 mm larger than that of the first guide strip; and/or
The width of the second guide groove is 1-2 mm larger than that of the first guide strip.
5. The belt deviation preventing filter system of claim 1, wherein the first rotating assembly or the second rotating assembly comprises:
the wear-resistant sleeve (4.4.5) is movably sleeved at the end part of the guide roller, and the outer wall of the wear-resistant sleeve (4.4.5) is provided with a matching part used for matching with a transmission belt;
the rotating ring (4.4.3), the rotating ring (4.4.3) is sleeved on the wear-resistant sleeve (4.4.5) and is matched with the guide roll shaft hole;
the wear-resistant ring (4.4.7), the said wear-resistant ring (4.4.7) is set in the end of the guide roll and connected with said wear-resistant bush (4.4.5); and a driving belt matching groove is formed between the wear-resistant ring (4.4.7) and the guide roller along the axial direction of the guide roller.
6. The mesh belt deviation-preventing filtering system as claimed in claim 1, wherein the guide rollers comprise a first guide roller (4.4) and a second guide roller (4.1) with axes parallel to each other, and the first guide roller (4.4) and the second guide roller (4.1) are respectively used for being arranged at a high position and a low position in the solid-liquid separation equipment;
the tip of second guide roll (4.1) still activity cover is equipped with seal assembly, seal assembly with filter frame (4) are connected, seal assembly with be provided with between second guide roll (4.1) sealed piece (4.1.5) in order to form the radial seal of second guide roll (4.1) tip.
7. The belt deviation prevention filter system of claim 6, wherein the seal assembly comprises:
a bearing, wherein the bearing shaft hole is matched with the end part of the guide roller;
the bearing seat (4.1.6), the bearing seat (4.1.6) is matched with the bearing shaft hole;
an end cap (4.1.1), the end cap (4.1.1) being connected to the bearing seat (4.1.6);
the limiting cover (4.1.4), the limiting cover (4.1.4) is sleeved on the guide roller and is connected to the bearing seat (4.1.6);
and the limiting cover (4.1.4) and the end cover (4.1.1) are positioned at two sides of the bearing seat (4.1.6) along the axial direction of the guide roller.
8. The mesh belt deviation-preventing filter system as claimed in claim 1, wherein the filter system comprises a pressure plate connected to the filter support (4.10), the pressure plate is provided with a pressure head which is abutted against the filter mesh belt, and the pressure head pushes the filter mesh belt away from the installation space position of the filter mesh belt.
9. The net belt deviation preventing filter system as claimed in claim 8, wherein the pressure head pushes the filter net belt to a position 1-5 mm away from an installation space of the filter net belt.
10. A sewage solid-liquid separation equipment, characterized by comprising:
the mesh belt deviation preventing filtering system as claimed in any one of claims 1 to 9, which is used for filtering solid phases in sewage;
a dewatering system for separating solid and liquid phases from the residue obtained by filtration by the filtration system; and
and the filtering system and the dewatering system are respectively connected with the electric control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210698225.3A CN114887379B (en) | 2022-06-20 | 2022-06-20 | Prevent filtration system and sewage solid-liquid separation equipment of guipure off tracking |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210698225.3A CN114887379B (en) | 2022-06-20 | 2022-06-20 | Prevent filtration system and sewage solid-liquid separation equipment of guipure off tracking |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114887379A true CN114887379A (en) | 2022-08-12 |
| CN114887379B CN114887379B (en) | 2024-06-04 |
Family
ID=82727280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210698225.3A Active CN114887379B (en) | 2022-06-20 | 2022-06-20 | Prevent filtration system and sewage solid-liquid separation equipment of guipure off tracking |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114887379B (en) |
Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4168236A (en) * | 1975-03-07 | 1979-09-18 | Albert Bahr | Consecutive, independent dewatering apparatus for improved sludge treatment |
| CN2317214Y (en) * | 1997-12-18 | 1999-05-05 | 武进市华东输送带设备厂 | Pull-type fully automatic core-adjusting idler device |
| KR20090007272U (en) * | 2008-01-15 | 2009-07-20 | 한전케이피에스 주식회사 | Device for adjusting deviation of conveyer belt |
| CN201942260U (en) * | 2011-01-05 | 2011-08-24 | 邹城市凯境达矿山设备有限公司 | Automatic deviation correcting device for double-cone roller belt |
| CN202642665U (en) * | 2012-06-16 | 2013-01-02 | 天水华圆制药设备科技有限责任公司 | Deviation rectifying device for conveying belt |
| CN203486508U (en) * | 2013-08-23 | 2014-03-19 | 抚顺恒润环保设备通用材料有限公司 | Full-automatic hydraulic deviation adjuster without power source |
| CN203916240U (en) * | 2014-07-11 | 2014-11-05 | 浙江普泰环保科技有限公司 | Tiltedly belt is cleaned meticulous grid maker automatically |
| CN108516286A (en) * | 2018-05-14 | 2018-09-11 | 安徽皖泰矿山机械设备有限公司 | Automatic hydraulic belt centering device |
| CN110772869A (en) * | 2019-09-25 | 2020-02-11 | 宁夏共享机床辅机有限公司 | Circulating filter belt detecting and adjusting device |
| CN211846125U (en) * | 2020-01-21 | 2020-11-03 | 浙江常山康辉纺织有限公司 | Deviation-rectifying detection device for belt of strip ribbon lap machine |
| CN212952518U (en) * | 2020-06-17 | 2021-04-13 | 山东鹏翔机械科技股份有限公司 | Unpowered automatic deviation correcting device |
| CN112758626A (en) * | 2020-12-22 | 2021-05-07 | 安徽理工大学 | Deviation-preventing device of spiral conical carrier roller belt conveyor |
| CN213444597U (en) * | 2020-09-07 | 2021-06-15 | 深圳吉阳智能科技有限公司 | Prevent off tracking conveyor and lithium cell production facility |
| CN214526267U (en) * | 2021-02-25 | 2021-10-29 | 广东天酿智能装备有限公司 | Tensioning deviation correcting device for conveying belt |
| CN214688404U (en) * | 2021-03-11 | 2021-11-12 | 梅发田 | Deviation correcting mechanism for conveying belt of hot-pressing compound machine |
| CN215046073U (en) * | 2020-12-11 | 2021-12-07 | 蒂普拓普（天津）橡胶技术有限公司 | Deviation rectifier |
| CN215591764U (en) * | 2021-07-16 | 2022-01-21 | 溧阳市嘉德机电设备有限公司 | Take tensile force to adjust auxiliary structure's conveyer |
| CN215665406U (en) * | 2021-08-11 | 2022-01-28 | 旭瑞德(厦门)辊轮有限公司宁夏分公司 | Novel double-return type return stroke deviation rectifier |
-
2022
- 2022-06-20 CN CN202210698225.3A patent/CN114887379B/en active Active
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4168236A (en) * | 1975-03-07 | 1979-09-18 | Albert Bahr | Consecutive, independent dewatering apparatus for improved sludge treatment |
| CN2317214Y (en) * | 1997-12-18 | 1999-05-05 | 武进市华东输送带设备厂 | Pull-type fully automatic core-adjusting idler device |
| KR20090007272U (en) * | 2008-01-15 | 2009-07-20 | 한전케이피에스 주식회사 | Device for adjusting deviation of conveyer belt |
| CN201942260U (en) * | 2011-01-05 | 2011-08-24 | 邹城市凯境达矿山设备有限公司 | Automatic deviation correcting device for double-cone roller belt |
| CN202642665U (en) * | 2012-06-16 | 2013-01-02 | 天水华圆制药设备科技有限责任公司 | Deviation rectifying device for conveying belt |
| CN203486508U (en) * | 2013-08-23 | 2014-03-19 | 抚顺恒润环保设备通用材料有限公司 | Full-automatic hydraulic deviation adjuster without power source |
| CN203916240U (en) * | 2014-07-11 | 2014-11-05 | 浙江普泰环保科技有限公司 | Tiltedly belt is cleaned meticulous grid maker automatically |
| CN108516286A (en) * | 2018-05-14 | 2018-09-11 | 安徽皖泰矿山机械设备有限公司 | Automatic hydraulic belt centering device |
| CN110772869A (en) * | 2019-09-25 | 2020-02-11 | 宁夏共享机床辅机有限公司 | Circulating filter belt detecting and adjusting device |
| CN211846125U (en) * | 2020-01-21 | 2020-11-03 | 浙江常山康辉纺织有限公司 | Deviation-rectifying detection device for belt of strip ribbon lap machine |
| CN212952518U (en) * | 2020-06-17 | 2021-04-13 | 山东鹏翔机械科技股份有限公司 | Unpowered automatic deviation correcting device |
| CN213444597U (en) * | 2020-09-07 | 2021-06-15 | 深圳吉阳智能科技有限公司 | Prevent off tracking conveyor and lithium cell production facility |
| CN215046073U (en) * | 2020-12-11 | 2021-12-07 | 蒂普拓普（天津）橡胶技术有限公司 | Deviation rectifier |
| CN112758626A (en) * | 2020-12-22 | 2021-05-07 | 安徽理工大学 | Deviation-preventing device of spiral conical carrier roller belt conveyor |
| CN214526267U (en) * | 2021-02-25 | 2021-10-29 | 广东天酿智能装备有限公司 | Tensioning deviation correcting device for conveying belt |
| CN214688404U (en) * | 2021-03-11 | 2021-11-12 | 梅发田 | Deviation correcting mechanism for conveying belt of hot-pressing compound machine |
| CN215591764U (en) * | 2021-07-16 | 2022-01-21 | 溧阳市嘉德机电设备有限公司 | Take tensile force to adjust auxiliary structure's conveyer |
| CN215665406U (en) * | 2021-08-11 | 2022-01-28 | 旭瑞德(厦门)辊轮有限公司宁夏分公司 | Novel double-return type return stroke deviation rectifier |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114887379B (en) | 2024-06-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105056603B (en) | Sewage filtering device | |
| EP2164947B1 (en) | Venting device for a disc filter | |
| KR101302269B1 (en) | Hydrocyclone concentrator | |
| US6042726A (en) | Apparatus for filtering industrial liquids | |
| CN215137550U (en) | Vacuum dehydrator | |
| CN114887379A (en) | Filter system capable of preventing net belt from deviating and sewage solid-liquid separation equipment | |
| KR100922231B1 (en) | Oil separator for waste water treatment handling equipment | |
| CN210237433U (en) | Vacuum roller filter screen sludge dewatering machine | |
| CN208632333U (en) | Efficient printing and dyeing wastewater treatment system | |
| CN113953881A (en) | Large-traffic cyclic utilization system of cutting fluid for machining center | |
| CN208406282U (en) | A kind of novel band vibrating roller press filtering device | |
| CN212417097U (en) | Supporting bearing structure at lower part of coarse particle separator | |
| CN219848310U (en) | Municipal wastewater sand setting processing apparatus | |
| CN218980698U (en) | Sewage treatment device | |
| CN109224611A (en) | Rotatable impurity separation machine and its oil-separation lifting device | |
| CN219195792U (en) | Drainage device for hydraulic engineering | |
| CN220370626U (en) | Sedimentation tank for sewage treatment | |
| CN213328921U (en) | Water conservancy is diversion device for water and electricity | |
| CN118084129B (en) | Sewage comprehensive treatment equipment based on dynamic monitoring | |
| CN214972159U (en) | Integrated intelligent sewage treatment station for sewage treatment | |
| CN218622362U (en) | Landscape river dredging device | |
| CN217458934U (en) | Treatment device for coal gas washing sewage | |
| CN217459188U (en) | Silt screening filters diverging device | |
| CN112090164A (en) | Fine solid-liquid separation device of electric rotary screen | |
| CN218740571U (en) | Novel grid machine for drinking water treatment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |