CN219290813U - Horizontal rotary drum sewage interception machine - Google Patents

Abstract

The utility model provides a horizontal rotary drum sewage interception machine, which comprises a machine body, a motor arranged on the machine body, a cylindrical barrel-shaped filtering grid body, a plurality of grid slag lifting baffles, a central slag collecting groove and a high-pressure flushing component, wherein the filtering grid body is arranged into a hollow barrel-shaped cavity, the central slag collecting groove is supported by a supporting component, the central slag collecting groove is suspended in the barrel-shaped cavity of the filtering grid body, the high-pressure flushing component is arranged on two sides of the outer wall of the filtering grid body close to the central slag collecting groove, a spray head of the high-pressure flushing component extends towards the filtering grid body, the front part of the filtering grid body is provided with an open water inlet, the back part of the filtering grid body is provided with a closed bottom plate, and the bottom plate of the drum-shaped filtering grid body is horizontally arranged on the machine body through a spatial three-point positioning device. Compared with other pore plates or rectangular grid bars, the grid gap structure adopted by the utility model has the advantages of high interception efficiency and difficult blockage.

Description

Horizontal rotary drum sewage interception machine

Technical Field

The utility model relates to the field of sewage treatment, in particular to a horizontal rotary drum sewage interception machine.

Background

Sewage treatment is an environmental problem that needs to be solved currently, and a simple and effective sewage treatment device is needed to treat sewage in our daily life.

As in the prior art CN217230521U, a sundry interception net for a sludge dewatering machine is disclosed, however, after the sewage is desliming for a long time, a surface of the sundry interception net remains some sundries, if a worker does not clean the sewage for a long time, the sundry interception net may be blocked, so that the working efficiency of the sludge dewatering machine is affected.

Another typical spiral fine grid machine disclosed in the prior art like CN203852920U is that at present, the energy consumption of the existing spiral fine grid machine is high, the noise is large, and the gaps of the grids in the grid frame are large, so that the separation efficiency of the equipment is low, the whole equipment cannot be cleaned by itself in operation, and the grids are easy to block, so that a large amount of manpower and material resources are increased for maintenance and repair in the later period, and the operation cost is increased.

And in addition, as shown in the prior art of CN2587490Y, the adsorption chamber grating of the dewaxing molecular sieve device is provided with a plurality of layers, each layer of grating is disc-shaped, each layer of grating is provided with a double-sided net or a single-sided net, the nets are formed by superposing a plurality of layers of silk screens with different thicknesses, the silk screens and the frames are welded by a common welding method, the welding strength is weak and easy to damage, and the multilayer superposed silk screens are extremely easy to block and have low production efficiency.

The utility model is designed for solving the problems that the grid is easy to be blocked, the gaps of the grid are large, the filtering effect is poor, sundries exist on the interception surface, the maintenance cost is high and the like in the prior art.

Disclosure of Invention

The utility model mainly aims to provide a horizontal rotary drum sewage interception machine, which aims to solve the technical problems of easy blockage of grids, larger gaps of the grids, poor filtering effect, sundries on interception surfaces and high maintenance cost.

In order to achieve the aim, the utility model provides a horizontal rotary drum sewage interception machine, which comprises a machine body, a motor arranged on the machine body, a cylindrical barrel-shaped filtering grid body, a plurality of grid slag lifting baffles, a central slag collecting groove and a high-pressure flushing component,

the filtering grating body is arranged as a hollow barrel-shaped cavity, the central slag collecting groove is supported by a supporting component, so that the central slag collecting groove is suspended in the barrel-shaped cavity of the filtering grating body, the high-pressure flushing component is arranged at two sides of the outer wall of the filtering grating body close to the central slag collecting groove, a spray head of the high-pressure flushing component extends towards the filtering grating body,

the front part of the filtering grid body is provided with an open water inlet, and the back part of the filtering grid body is provided with a closed bottom plate, wherein the bottom plate of the drum-shaped filtering grid body is horizontally arranged on the machine body through a spatial three-point positioning device;

the wall of the filtering grating body is provided with a plurality of grating bars, the arrangement direction of each grating bar is perpendicular to the water flow supply direction of the water inlet, and each grating slag lifting baffle plate is arranged on the wall of the filtering grating body at equal intervals and extends along the length direction of the wall of the filtering grating body.

Further, the three-point positioning device comprises a thrust bearing connected with the bottom plate and a group of supporting rollers arranged at the upper end of the water inlet and in sliding connection with the inner wall of the filtering grating body.

Further, the central slag collecting groove is provided with a slag collecting port for receiving impurities remained on the slag lifting baffle plate when the filtering grid body rotates anticlockwise;

wherein, the impurity that detains between the filter grid body and the grid sediment promotes the baffle when the filter grid body is lifted to the top of central collection slag groove, falls into under gravity and high pressure washing in the central collection slag groove.

Further, the high-pressure flushing component comprises a booster pump, a plurality of nozzles, a plurality of quick patch plugs and a water conveying pipeline, wherein each quick patch plug is arranged along the equidistant part of the length direction of the water conveying pipeline and extends towards the direction of the central slag collecting groove, each nozzle is detachably connected with each quick patch plug, and the booster pump promotes the water spraying pressure of the water conveying pipeline.

Further, the cross section of each grid bar is triangular, and the spacing between two adjacent grid bars is smaller than the spacing between one sides far away from the axis of the filter grid body.

Further, the grid gap between two adjacent grid bars is 3.0-5.0 mm.

Further, the central slag collecting groove is provided with a slag discharging bucket, and the slag discharging bucket is parallel to the water inlet.

Further, the supporting member comprises a group of supporting rods, one ends of the group of supporting rods are connected with the machine body, and the other ends of the group of supporting rods are connected with the bottom wall of the central slag collecting groove.

Further, the motor is arranged on the upper end face of the machine body and is in driving connection with the thrust bearing through a transmission belt.

Further, each grid bar is made of 316 stainless steel.

The beneficial effects of the utility model are as follows:

1. compared with other pore plates or rectangular grid bars, the grid gap structure adopted by the utility model has the advantages of high interception efficiency and difficult blockage, and the defects that the grid is easy to accumulate, the solid-liquid separation efficiency is reduced and the wing is blocked to cause grid failure due to the shape of other pore plates or rectangular grid bars in the prior art are changed;

2. the filter grid body is supported by the thrust bearing and a group of supporting rollers, so that the filter grid body can be more stable in the rotating process, and the sludge interception efficiency of the filter grid body is improved;

3. through arranging two water pipelines in parallel with each other at the top end of the filtering grid body, grid slag attached between the grid bars can be effectively flushed into a central slag collecting groove, the cleaning and smoothness of the upstream surface of the inner wall of the filtering grid body are ensured, and the grid bars work under the condition of low head loss for a long time so as to reduce energy consumption;

4. the nozzles are detachably connected with the pipeline wall of the water pipeline through the quick adapter plug, so that the nursing or maintenance process of the nozzles is more convenient and efficient;

5. the operator can collect the grating slag more conveniently through the slag discharge hopper and transfer the grating slag to the grating slag recovery position, so that the sewage treatment efficiency of the sewage interception machine is improved;

6. each grid is made of 316 stainless steel, so that the corrosion resistance of each grid is improved, and the whole sewage interception machine is promoted to have longer service life;

7. the water sprayed by the high-pressure flushing component can be recovered and reused, so that the purpose of saving water is achieved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a sewage interception machine according to the present utility model.

Fig. 2 is a schematic rear view of the sewage interception machine of the present utility model.

Fig. 3 is a schematic side view of the sewage cutter of the present utility model.

Fig. 4 is a schematic view of the structure of the high pressure flushing device and the filter grating body of the present utility model.

FIG. 5 is a schematic view of the structure of the central slag collecting trough and the filtering grating body of the present utility model.

Fig. 6 is a schematic structural view of the high pressure flushing member and the central slag collecting tank of the present utility model.

Fig. 7 is a schematic rear view of the filter grid of the present utility model.

Fig. 8 is a schematic cross-sectional view at A-A in fig. 7.

Fig. 9 is an enlarged schematic view at B in fig. 8.

Reference numerals illustrate: 1. a fuselage body; 2. a motor; 3. lifting a baffle plate by the grid slag; 4. a filter grid body; 5. a rubber gasket; 6. a support rod; 7. supporting rollers; 8. a thrust bearing; 9. a grid bar; 10. a slag discharge hopper; 11. a water pipe; 12. a nozzle; 13. a central slag collecting groove.

The achievement of the objects, functional features and advantages of the present utility model will be further described with reference to the accompanying drawings, in conjunction with the embodiments.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present utility model, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.

In addition, if there is a description of "first", "second", etc. in the embodiments of the present utility model, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

The following describes the embodiments of the present utility model with reference to fig. 1, 2, 3, 4, 5, 6, 7, 8, 9.

A horizontal rotary drum sewage interception machine comprises a machine body 1, a motor 2 arranged on the machine body 1, a cylindrical barrel-shaped filtering grid body 4, a plurality of grid slag lifting baffles 3, a central slag collecting groove and a high-pressure flushing component,

the filtering grid body 4 is provided with a hollow barrel-shaped cavity, the central slag collecting groove is supported by a supporting member, so that the central slag collecting groove is suspended in the barrel-shaped cavity of the filtering grid body 4, the high-pressure flushing member is arranged at two sides of the outer wall of the filtering grid body 4 close to the central slag collecting groove, the spray heads of the high-pressure flushing member extend towards the filtering grid body 4,

the front part of the filter grid body 4 is provided with an open water inlet, the back part of the filter grid body 4 is provided with a closed bottom plate, and the bottom plate of the drum-shaped filter grid body 4 is horizontally arranged on the machine body 1 through a spatial three-point positioning device;

the wall of the filtering grid body 4 is provided with a plurality of grid bars 9, the arrangement direction of each grid bar 9 is perpendicular to the water flow supply direction of the water inlet, and each grid slag lifting baffle plate 3 is arranged on the wall of the filtering grid body 4 at equal intervals and extends along the length direction of the wall of the filtering grid body 4.

The direction in which each grid bar 9 is arranged forms 90 degrees with the water inflow direction, so that the filter grid body 4 has extremely high interception efficiency on solid matters and suspended matters in sewage, especially fibrous sewage. Meanwhile, the rotation of the filtering grating body 4 means that the effective grating gap is smaller, and the grating slag interception efficiency of fine particles is higher.

Further, the cross section of each grid 9 is triangular, and the spacing between two adjacent grids 9 is smaller than the spacing between two sides of the axis of the filter grid body.

The grid gaps between two adjacent grid bars 9 are sequentially increased along the direction away from the axis of the filtering grid body, the filtering effect on the grid slag in sewage is improved, and the grid slag clamped in the grid gaps falls into the central slag collecting groove through the flushing of the high-pressure flushing component during filtering.

The grid gap structure between two adjacent grid bars 9 is shown in fig. 9, and the grid gap between two adjacent grid bars 9 gradually decreases from the outside of the cavity of the filtering grid body 4 to the inside of the cavity, so that the grid gap is not easy to be blocked when the grid gap intercepts the grid slag. Meanwhile, compared with other orifice plates or rectangular grid bars 9, the grid gap structure adopted by the utility model has the advantages of high interception efficiency and difficult blockage, and the defects that the grid is invalid due to the fact that the existing orifice plates or rectangular grid bars 9 are easy to produce grid slag accumulation, the solid-liquid separation efficiency is reduced and the wing is blocked are overcome.

Because each grid bar 9 is triangular in section, when the grid slag is washed by water passing through the high-pressure washing component, the high-pressure water flows from the end with the wide grid gap to the end with the narrow grid gap, so that the flow speed of the water is rapidly increased, the water impacts on the grid slag, the grid slag in the grid gap can be separated from the grid gap, and a good slag removal effect can be achieved.

Further, the grid gap between two adjacent grid bars 9 is 3.0-5.0 mm. For solid particles with the diameter larger than the grid gap, the interception rate can reach 90 percent.

Meanwhile, the sewage is supplied from the water inlet, so that the sewage can be filtered through the filter grid body 4 to filter impurities in the sewage.

Wherein, be provided with the rubber seal pad 5 between the gap of filter grating body 4 and frame, the sealed pad can prevent that the sediment thing in the sewage from spilling over from between the gap of filter grating body 4 with the frame, influence the effect of intercepting the dirty.

Further, the three-point positioning device comprises a thrust bearing 8 connected with the bottom plate, and a group of supporting rollers 7 arranged at the upper end of the water inlet and slidably connected with the inner cylinder wall of the filtering grid body 4. Further, the motor 2 is disposed on the upper end surface of the body 1 and is drivingly connected to the thrust bearing 8 via a transmission belt.

The thrust bearing 8 and the supporting roller 7 respectively support the two ends of the filter grid body 4 in an auxiliary manner, so that the filter grid body 4 operates more stably under the drive of the motor 2 and does not deviate;

when the motor 2 drives the thrust bearing 8, the thrust bearing 8 and the filter grid body 4 can rotate along the axis of the thrust bearing 8; it should be noted that, when the motor 2 drives the filter grid body 4 to drive, the filter grid body 4 is driven to rotate according to a counterclockwise direction. Wherein, a set of supporting roller 7 supports through a set of pole setting, and a set of one end of pole setting with the frame is connected, a set of the other end of pole setting is kept away from the unsettled stretching out of one side of frame to support a set of supporting roller 7, simultaneously, a set of supporting roller 7 articulates on a set of the tip of pole setting is in order to support and lean on the inner wall border of filter grid body 4 realizes filter grid body 4 sliding connection.

Meanwhile, the filter grid body 4 is supported by the thrust bearing 8 and a group of supporting rollers 7, so that the filter grid body 4 can be more stable in the rotating process, and the sludge interception efficiency of the filter grid body 4 is improved;

further, the central slag collecting groove is provided with a slag collecting port for receiving impurities which are retained in the slag lifting baffle plate 3 when the filtering grid body 4 rotates anticlockwise;

when the sewage enters the inner cavity of the filtering grid body 4, impurities in the sewage are retained on the inner cavity wall of the filtering grid body 4 and the connection positions of the grid slag lifting baffles 3 and the filtering grid body 4, and fall into the central slag collecting tank under gravity and high-pressure flushing when the filtering grid body 4 is lifted to the upper part of the central slag collecting tank, so that the purpose of collecting and intercepting sewage is achieved.

Further, the high-pressure flushing component comprises a booster pump, a plurality of nozzles 12, a plurality of quick connecting plugs and a water conveying pipeline 11, wherein each quick connecting plug is arranged along the equidistant part of the length direction of the water conveying pipeline 11 and extends towards the direction of the central slag collecting groove 13, each nozzle 12 is detachably connected with each quick connecting plug, and the booster pump promotes the water spraying pressure of the water conveying pipeline 11.

In addition, each nozzle 12 is detachably connected with the pipe wall of the water pipe 11 through the quick adapter plug, so that the nursing or maintenance process of each nozzle 12 is more convenient and efficient;

it should be noted that the arrangement direction of the water pipe 11 is parallel to the length extension direction of the filtering grid 4.

Meanwhile, the two water delivery pipelines 11 are arranged at the top end of the filtering grid body 4 in parallel, so that grid slag attached between the grid bars 9 can be effectively flushed into the central slag collecting groove, the water facing surface of the inner wall of the filtering grid body 4 is ensured to be clean and smooth, and the grid bars 9 can work under the condition of low head loss for a long time, so that the energy consumption is reduced.

The central slag collecting hopper is positioned above the normal operating water level, and a flushing water source is led to the tail end of the slag collecting tank so as to ensure that the grid slag cannot be detained in the slag collecting tank.

Further, the central slag collecting groove is provided with a slag discharging bucket 10, and the slag discharging bucket 10 is parallel to the water inlet. The operator can collect bars sediment more conveniently through the sediment fill 10 and shift to bars sediment recovery department, promotes the sewage treatment efficiency of dirt cutting machine to sewage.

Further, the supporting member comprises a group of supporting rods 6, one end of the group of supporting rods 6 is connected with the main body 1, and the other end of the group of supporting rods 6 is connected with the bottom wall of the central slag collecting groove.

In this embodiment, the support rods 6 are configured in an L shape, and one end of each support rod 6 is connected to the main body 1, and the other end of each support rod 6 is connected to the bottom wall of the central slag collecting tank to support the central slag collecting tank and the collected grid slag.

Furthermore, each grid 9 is made of 316 stainless steel, so that corrosion resistance of each grid 9 is improved, and the whole sewage interception machine is promoted to have longer service life.

The filtering grid body 4 is made of materials with high rigidity and strength, so that the filtering grid body 4 has the functions of resisting the impact of water flow and grid slag, and the bending of the grid strips 9 and rotating parts or the functions of intercepting pollution, conveying and squeezing are not caused under the condition that the water level difference of the inner cavity and the outer cavity of the filtering grid body 4 reaches 1m, and the service life is not lower than 20 years.

In addition, the water sprayed on the high-pressure flushing component can be recovered and reused, so as to achieve the purpose of saving water.

The foregoing description is only of the preferred embodiments of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structural changes made by the description of the present utility model and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the utility model.

Claims (10)

1. The horizontal rotary drum sewage interception machine comprises a machine body and a motor arranged on the machine body, and is characterized by also comprising a cylindrical barrel-shaped filtering grid body, a plurality of grid slag lifting baffles, a central slag collecting groove and a high-pressure flushing component,

the filtering grating body is arranged as a hollow barrel-shaped cavity, the central slag collecting groove is supported by a supporting component, so that the central slag collecting groove is suspended in the barrel-shaped cavity of the filtering grating body, the high-pressure flushing component is arranged at two sides of the outer wall of the filtering grating body close to the central slag collecting groove, a spray head of the high-pressure flushing component extends towards the filtering grating body,

the front part of the filtering grid body is provided with an open water inlet, and the back part of the filtering grid body is provided with a closed bottom plate, wherein the bottom plate of the drum-shaped filtering grid body is horizontally arranged on the machine body through a spatial three-point positioning device;

the wall of the filtering grating body is provided with a plurality of grating bars, the arrangement direction of each grating bar is perpendicular to the water flow supply direction of the water inlet, and each grating slag lifting baffle plate is arranged on the wall of the filtering grating body at equal intervals and extends along the length direction of the wall of the filtering grating body.

2. A horizontal rotary drum sewage interception machine according to claim 1, wherein said three-point positioning device comprises a thrust bearing connected with said bottom plate, and a set of supporting rollers arranged at the upper end of the water inlet and slidingly connected with the inner wall of said filtering grating.

3. The horizontal rotary drum sewage interception machine according to claim 2, wherein the central slag collecting groove is provided with a slag collecting port for receiving impurities retained on the slag lifting baffle when the filtering grid body rotates anticlockwise;

wherein, the impurity that detains between the filter grid body and the grid sediment promotes the baffle when the filter grid body is lifted to the top of central collection slag groove, falls into under gravity and high pressure washing in the central collection slag groove.

4. A horizontal rotary drum sewage interception machine according to claim 3, wherein said high pressure flushing member comprises a booster pump, a plurality of nozzles, a plurality of quick plugs and a water pipe, each of said quick plugs is provided along a length direction equidistant portion of said water pipe and extends toward said central slag collecting tank, each of said nozzles is detachably connected to each of said quick plugs, respectively, and said booster pump increases water spray pressure of said water pipe.

5. A horizontal drum sewage interceptor as recited in claim 4 wherein each of said bars is triangular in cross section and the gaps between adjacent two of said bars are disposed at a smaller spacing on a side closer to the axis of said filter bars than on a side farther from the axis of said filter bars.

6. A horizontal rotary drum sewage cutter as set forth in claim 5 wherein the grid gap between two adjacent grid bars is 3.0-5.0 mm.

7. The horizontal rotary drum sewage interception machine according to claim 6, wherein said central slag collecting tank is provided with a slag discharging hopper, said slag discharging hopper being parallel to said water inlet.

8. A horizontal rotary drum sewage interceptor as recited in claim 7 wherein said support members comprise a set of support bars, one end of a set of support bars being connected to said main body and the other end of a set of support bars being connected to the bottom wall of said central slag collection trough.

9. A horizontal rotary drum sewage cutter as set forth in claim 8 wherein said motor is disposed on an upper end surface of said main body and is drivingly connected to said thrust bearing by a transmission belt.

10. A horizontal rotary drum sewage cutter as set forth in claim 9 wherein each of said bars is of 316 stainless steel.

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