CN116603295A - Municipal wastewater integrated treatment device - Google Patents

Abstract

The invention provides an integrated treatment device for municipal sewage, which belongs to the technical field of municipal sewage treatment, and includes a box body, a flexible filter layer, a mud scraping assembly, a driving assembly, and an extrusion assembly. A water inlet is opened on the top of the box body. The side wall of the box body is provided with two groups of mud discharge ports that are relatively distributed, and the flexible filter layer runs through the two groups of mud discharge ports horizontally, and is used to filter the sewage that enters the interior of the box body from the water inlet. , the driving assembly is installed inside the box, and is used to drive the flexible filter layer to move horizontally back and forth, so as to remove the sludge intercepted on the upper part of the flexible filter layer from below the water inlet. Compared with the prior art, the embodiments of the present invention can integrate sewage filtration, sludge dehydration and sludge discharge when treating municipal sewage, thereby improving the treatment effect and efficiency of municipal sewage.

Description

An integrated treatment device for municipal sewage

technical field

The invention belongs to the technical field of municipal sewage treatment, in particular to an integrated treatment device for municipal sewage.

Background technique

Municipal sewage refers to domestic sewage, industrial wastewater and runoff sewage within urban areas. Generally, it is collected by urban pipes and channels and should be treated by urban sewage treatment plants before being discharged.

At present, when the municipal sewage is treated by the sewage treatment plant, the sludge and other sundries in the sewage should be filtered out in advance, so that the sewage and the sludge are separated, so that the sewage and the sludge can be treated separately. In the prior art, for Most of the sludge filtration methods in municipal sewage are realized by passing the sewage through the filter screen. However, as the sewage filtration continues, the amount of sludge intercepted on the side of the filter screen will accumulate more and more, which will easily cause the filter screen to be damaged. Blockage, which in turn affects the smooth passage of subsequent sewage through the filter, resulting in low filtration efficiency of sewage, and after the sludge is intercepted on one side of the filter, it still contains a certain amount of sewage, which is difficult to quickly separate from the sludge , resulting in the subsequent treatment of sludge being affected.

Contents of the invention

In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the embodiment of the present invention is to provide an integrated treatment device for municipal sewage.

In order to solve the problems of the technologies described above, the present invention provides the following technical solutions:

An integrated treatment device for municipal sewage, including a box body, a flexible filter layer, a mud scraping assembly, a driving assembly and an extrusion assembly,

The top of the box is provided with a water inlet, and the side wall of the box is provided with two sets of relatively distributed mud outlets.

The flexible filter layer horizontally runs through the two sets of mud outlets, and is used to filter the sewage entering the tank from the water inlet,

The driving assembly is installed inside the box, and is used to drive the flexible filter layer to reciprocate horizontally, so as to remove the sludge intercepted on the upper part of the flexible filter layer from below the water inlet,

The extruding assembly is arranged inside the box and attached to the upper surface of the flexible filtering layer. When the flexible filtering layer moves, the extruding assembly is used to squeeze the sludge on the upper part of the flexible filtering layer. pressure,

The mud scraping assembly is arranged inside the box body, and after the sludge is squeezed by the extruding assembly, the mud scraping assembly is used to scrape the sludge toward the mud discharge port.

As a further improvement of the present invention: the drive assembly includes a screw, a frame, a threaded sleeve and a motor,

The frame is arranged below the flexible filter layer, the upper part of the frame is connected to the bottom edge of the flexible filter layer through several support seats, and the threaded sleeve is fixedly installed on the bottom of the frame,

The motor is fixedly installed on the inner wall of the box, one end of the screw rod is connected to the output end of the motor, and the other end passes through the threaded sleeve and is threadedly engaged with the threaded sleeve.

As a further improvement solution of the present invention: the inner wall of the box is further fixedly provided with a guide rail, and the edge of the frame is fixedly provided with a slider slidingly matched with the guide rail.

As a further improvement of the present invention: the extrusion assembly includes a rotating shaft and a pressure roller,

The pressure roller is arranged on the upper part of the flexible filter layer and adheres to the upper surface of the flexible filter layer, the end of the pressure roller is connected to the inner wall of the box through the rotating shaft, and the upper edge of the frame is fixedly arranged There is a second gear set, a running wheel is fixedly arranged on the rotating shaft, and a first gear set capable of meshing with the second gear set is fixedly arranged on the peripheral side wall of the rotating shaft.

As a further improvement of the present invention: the scraper assembly includes a scraper, a third gear set and a fourth gear set,

The upper end of the scraper is connected to the top wall of the box through an elastic support assembly, the bottom end of the scraper is in contact with the upper surface of the flexible filter layer, and the third tooth set is arranged on one side edge of the scraper. The fourth gear set is arranged on the peripheral side wall of the runner and can be engaged with the third gear set.

As a further improvement of the present invention: the elastic support assembly includes a guide cylinder, an elastic member and a guide column,

The upper end of the guide column is fixedly connected with the top wall of the box body, the lower end is sleeved outside the guide column and telescopically matched with the guide column, the lower end of the guide column is fixedly connected with the scraper, and the elastic A component is arranged inside the guide cylinder for providing elastic support to the guide column.

As a further improvement of the present invention: the outer wall of the box is fixedly provided with two sets of support plates that are relatively distributed, and guide rollers are installed on the lower edge of the mud discharge port above the two sets of support plates.

The two ends of the flexible filter layer protrude from the two sets of mud outlets to the outside of the box body, respectively bypass the two sets of guide rollers and connect with the support plate through elastic belts.

Compared with prior art, the beneficial effect of the present invention is:

In the embodiment of the present invention, when the municipal sewage is filtered, the sewage can be passed into the inside of the box from the water inlet. When the sewage enters the inside of the box, it can pass through the flexible filter layer, and the flexible filter layer can filter the sewage The mud is filtered and intercepted, and at the same time, the flexible filter layer is driven to reciprocate horizontally through the driving component to remove the sludge intercepted on the upper part of the flexible filter layer from the position below the water inlet, so as to avoid excessive accumulation of sludge under the water inlet Affect the subsequent sewage to pass through the flexible filter layer smoothly. When the sludge is removed from the position below the water inlet, the sludge is squeezed through the extrusion component to press out the residual sewage in the sludge, and the residual sewage is compressed After exiting, it can continue to pass through the flexible filter layer, and then scrape the squeezed and dehydrated sludge towards the sludge outlet through the scraper assembly, so that the sludge is discharged from the sludge outlet to the outside of the box. Compared with the existing When treating municipal sewage, it can integrate sewage filtration, sludge dehydration and sludge discharge, thereby improving the treatment effect and efficiency of municipal sewage.

Description of drawings

Fig. 1 is a structural schematic diagram of a municipal sewage integrated treatment device;

Fig. 2 is a schematic diagram of the internal structure of a municipal sewage integrated treatment device;

Figure 3 is an enlarged schematic diagram of area A in Figure 2;

Figure 4 is an enlarged schematic diagram of area B in Figure 2;

In the figure: 10-box body, 101-water inlet, 102-drain outlet, 103-sludge outlet, 104-support plate, 105-guide roller, 20-flexible filter layer, 30-elastic belt, 40-elastic support assembly , 401-Guide cylinder, 402-Elastic part, 403-Guide column, 50-Mud scraper assembly, 501-Scraper, 502-Third gear set, 503-Fourth gear set, 60-First drive assembly , 601-runner, 602-first gear set, 603-screw, 604-support, 605-frame, 606-second gear set, 70-extrusion assembly, 701-rotating shaft, 702-pressure roller .

Implementation

The technical solution of the present application will be described in further detail below in combination with specific implementation methods.

Embodiments of the present application are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary, are only for explaining the present application, and should not be construed as limiting the present application.

Please refer to Fig. 1 and Fig. 2, this embodiment provides an integrated treatment device for municipal sewage, including a box body 10, a flexible filter layer 20, a scraper assembly 50, a drive assembly 60 and an extruding assembly 70, the box body 10 is provided with a water inlet 101 at the top, and the side wall of the box body 10 is provided with two groups of relatively distributed mud discharge ports 103, and the flexible filter layer 20 runs through the two groups of mud discharge ports 103 horizontally for The water inlet 101 enters the sewage inside the box body 10 for filtering, and the drive assembly 60 is installed inside the box body 10 to drive the flexible filter layer 20 to move horizontally to and fro, so as to intercept the sewage in the box body 10. The sludge on the upper part of the flexible filter layer 20 is removed from below the water inlet 101, the extruding assembly 70 is arranged inside the box body 10 and adheres to the upper surface of the flexible filter layer 20, and the flexible filter layer 20 When the layer 20 moves, the extruding assembly 70 is used to extrude the sludge on the upper part of the flexible filter layer 20, and the mud scraping assembly 50 is arranged inside the box body 10, and when the sludge is squeezed by the extruding After the pressing assembly 70 is squeezed, the mud scraping assembly 50 is used to scrape the sludge towards the mud outlet 103 .

When filtering municipal sewage, the sewage can be passed into the inside of the box body 10 from the water inlet 101. When the sewage enters the inside of the box body 10, it can pass through the flexible filter layer 20, and the sludge in the sewage can be treated by the flexible filter layer 20. Filter and intercept, and at the same time drive the flexible filter layer 20 to reciprocate horizontally through the drive assembly 60, so as to remove the sludge intercepted on the upper part of the flexible filter layer 20 from the position below the water inlet 101, so as to prevent the sludge from being below the water inlet 101 Excessive accumulation will affect the smooth passage of subsequent sewage through the flexible filter layer 20. When the sludge is removed from the position below the water inlet 101, the sludge will be squeezed by the extrusion assembly 70 to remove the residual sewage in the sludge. Squeeze out, the residual sewage can continue to pass through the flexible filter layer 20 after being pressed out, and then scrape the squeezed and dehydrated sludge towards the sludge discharge port 103 through the mud scraping assembly 50, so that the sludge is discharged from the sludge discharge port 103 discharged to the outside of the box 10.

Please refer to FIG. 3 , in one embodiment, the drive assembly 60 includes a screw rod 603 , a frame 605 , a threaded sleeve (not shown in the figure) and a motor (not shown in the figure), and the frame 605 is arranged on Below the flexible filter layer 20, the upper part of the frame 605 is connected to the bottom edge of the flexible filter layer 20 through several support seats 604, the threaded sleeve is fixedly installed on the bottom of the frame 605, and the motor is fixedly installed on the On the inner wall of the box 10, one end of the threaded rod 603 is connected to the output end of the motor, and the other end passes through the threaded sleeve and is threadedly engaged with the threaded sleeve.

The motor drives the screw rod 603 to rotate forward and reverse alternately. When the screw rod 603 rotates in the forward direction, it can drive the frame 605 to move in one direction through the thread cooperation with the threaded sleeve. When the frame 605 moves in one direction, it can pass through several support seats 604 Pull the flexible filter layer 20 to move in one direction. When the screw rod 603 rotates in the opposite direction, it can drive the frame 605 to move in the other direction through the thread cooperation with the threaded sleeve. When the frame 605 moves in the other direction, it can pass through several support seats. 604 pulls the flexible filter layer 20 to move in another direction, through the reciprocating movement of the flexible filter layer 20, the sludge intercepted on its upper part is removed from the bottom of the water inlet 101 to ensure that subsequent sewage can pass through the flexible filter layer smoothly 20.

In one embodiment, guide rails (not shown in the figure) are fixedly provided on the inner wall of the box body 10 , and sliders (not shown in the figure) fixedly provided on the edge of the frame 605 are slidably fitted with the guide rails, Through the sliding cooperation between the slider and the guide rail, the threaded rod 603 can smoothly drive the frame 605 to reciprocate when it rotates forward and reverse, and then smoothly pull the flexible filter layer 20 to reciprocate.

Please refer to FIG. 3 , in one embodiment, the extruding assembly 70 includes a rotating shaft 701 and a pressure roller 702 , the pressure roller 702 is arranged on the upper part of the flexible filter layer 20 and is in contact with the upper surface of the flexible filter layer 20 The end of the pressure roller 702 is rotatably connected to the inner wall of the box body 10 through the rotating shaft 701 , the upper edge of the frame 605 is fixedly provided with a second gear set 606 , and the rotating shaft 701 is fixedly provided with a running wheel 601 , a first gear set 602 capable of meshing with the second gear set 606 is fixedly disposed on the peripheral side wall of the rotating shaft 601 .

When the frame 605 moves, it can drive the second gear set 606 on its upper edge to move synchronously, and when the second gear set 606 moves below the runner 601, it can enter the meshing state with the first gear set 602, thereby pushing the rotating wheel The wheel 601 rotates, and when the runner 601 rotates, it can drive the rotating shaft 701 and the pressure roller 702 to rotate synchronously. When the pressure roller 702 rotates, it can squeeze the sludge on the upper part of the flexible filter layer 20 to squeeze out the residual sewage in the sludge.

Please refer to FIG. 2 and FIG. 3 , in one embodiment, the scraper assembly 50 includes a scraper 501 , a third tooth set 502 and a fourth tooth set 503 , and the upper end of the scraper 501 passes through the elastic support assembly 40 Connected to the top wall of the box body 10, the bottom end of the scraper 501 is in contact with the upper surface of the flexible filter layer 20, the third tooth set 502 is arranged on one side edge of the scraper 501, and the fourth The gear set 503 is arranged on the peripheral side wall of the rotating wheel 601 and can be engaged with the third gear set 502 .

When the second gear set 606 meshes with the first gear set 602 to drive the runner 601 to rotate, the runner 601 can drive the fourth gear set 503 to rotate synchronously, through the fourth gear set 503 and the third gear set The meshing effect of 502 can drive the scraper 501 to move upward against the elastic support force of the elastic support assembly 40, so that the bottom end of the scraper 501 is separated from the upper surface of the flexible filter layer 20, so that the sludge pressing roller 702 can pass over the scraper after extrusion and dehydration. plate 501, when the scraper 501 moves up to a certain height, the third tooth set 502 and the fourth tooth set 503 are disengaged, and at this time, the elastic support assembly 40 pushes the scraper 501 to move downward, so that the bottom of the scraper 501 The end is attached to the upper surface of the flexible filter layer 20 again, and then the rotation direction of the screw rod 603 is changed in reverse, so that the moving direction of the flexible filter layer 20 is changed. At this time, the flexible filter layer 20 moves in the opposite direction compared to the scraper 501, Scraper 501 is used to scrape the sludge at the extrusion dewatering port toward the sludge discharge port 103 , so that the sludge is discharged from the sludge discharge port 103 to the outside of the box body 10 .

Please refer to FIG. 4 , in one embodiment, the elastic support assembly 40 includes a guide column 401 , an elastic member 402 and a guide column 403 , the upper end of the guide column 401 is fixedly connected with the top wall of the box body 10 , and the lower end Sleeved on the outside of the guide column 403 and telescopically matched with the guide column 403, the lower end of the guide column 403 is fixedly connected with the scraper 501, the elastic member 402 is arranged inside the guide column 401, In order to provide elastic support for the guide column 403 .

When the third gear set 502 meshes with the fourth gear set 503 to drive the scraper 501 to move upward, the guide post 403 moves toward the inside of the guide cylinder 401, and the elastic member 402 is compressed by force; when the third tooth set 502 and After the fourth gear set 503 is disengaged, the elastic member 402 pushes the guide column 403 to move to the outside of the guide column barrel 401, and then drives the scraper 501 to move downward, so that the bottom of the scraper 501 is reattached to the upper surface of the flexible filter layer 20 , to cooperate with the change of the moving direction of the flexible filter layer 20 to scrape the dehydrated sludge towards the sludge outlet 103 .

In one embodiment, the elastic member 402 may be a spring or a metal shrapnel, which is not limited here.

Please refer to Fig. 1 and Fig. 2, in one embodiment, the outer wall of the box body 10 is fixedly provided with two sets of support plates 104 oppositely distributed, and the top of the two sets of support plates 104 is located on the lower edge of the mud discharge port 103. A guide roller 105 is provided for rotation, and the two ends of the flexible filter layer 20 protrude from the two groups of the mud discharge ports 103 to the outside of the box body 10, respectively bypass the two groups of the guide rollers 105 and pass through the elastic belt 30 and the The support plates 104 are connected together.

For ease of understanding and description, the moving direction of the flexible filter layer 20 is now limited to moving left and right, and at the same time, the two groups of elastic belts 30 are limited to distribute left and right outside the box body 10. When the frame 605 pulls the flexible filter layer 20 to move to the left, The elastic belt 30 on the left pulls the left end of the flexible filter layer 20 so that the left half of the flexible filter layer 20 moves to the outside of the box body 10. Similarly, when the frame 605 pulls the flexible filter layer 20 to move to the right, the elastic belt 30 on the right pulls the flexible filter layer. The right end of the layer 20 makes the right half of the flexible filter layer 20 move to the outside of the box body 10, so that two sets of elastic belts 30 provide elastic tension for the two ends of the flexible filter layer 20, so that the flexible filter layer 20 can always remain flat during the movement process. Straight, so that the scraper 501 and the pressure roller 702 can be closely attached to the upper surface of the flexible filter layer 20, so as to improve the scraping effect on the sludge and improve the squeezing effect on the sludge.

In one embodiment, the elastic band 30 may be a rubber band or a silicone band, which is not limited here.

Please refer to Fig. 1, in one embodiment, the lower part of the side wall of the box body 10 is provided with a drainage port 102, when the sewage passes through the flexible filter layer 20, it can fall to the bottom of the inner side of the box body 10, and then be discharged to the outside of the casing 10.

In one embodiment, the flexible filter layer 20 may be a flexible metal mesh or a flexible plastic mesh, which is not limited here.

In the embodiment of the present invention, when municipal sewage is filtered, the sewage can be passed into the inside of the box body 10 from the water inlet 101, and when the sewage enters the inside of the box body 10, it can pass through the flexible filter layer 20, and the flexible filter layer 20 can be used to Filter and intercept the sludge in the sewage, and at the same time drive the flexible filter layer 20 to reciprocate horizontally through the drive assembly 60, so as to remove the sludge intercepted on the upper part of the flexible filter layer 20 from the position below the water inlet 101 to avoid contamination Mud accumulates too much under the water inlet 101, thereby affecting the subsequent sewage to pass through the flexible filter layer 20 smoothly. When the sludge is removed from the position below the water inlet 101, the sludge is squeezed by the extrusion assembly 70 to remove The residual sewage in the sludge is squeezed out. After the residual sewage is pressed out, it can continue to pass through the flexible filter layer 20, and then the squeezed and dehydrated sludge is scraped toward the sludge outlet 103 by the scraper assembly 50, so that the sewage The mud is discharged from the mud discharge port 103 to the outside of the box body 10. Compared with the prior art, when the municipal sewage is treated, it can integrate sewage filtration, sludge dehydration and sludge discharge, thereby improving the treatment of municipal sewage. effect and processing efficiency.

The preferred implementation of the application has been described in detail above, but the application is not limited to the above-mentioned implementation, within the knowledge of those of ordinary skill in the art, it can also be made without departing from the purpose of the application. Variations.

Claims (7)

1. The utility model relates to an integrated municipal sewage treatment device, which is characterized by comprising a box body, a flexible filter layer, a mud scraping assembly, a driving assembly and an extrusion assembly,

a water inlet is arranged at the top of the box body, two groups of mud outlets which are distributed oppositely are arranged on the side wall of the box body,

the flexible filter layer horizontally penetrates through the two groups of mud outlets and is used for filtering the sewage entering the box body from the water inlet,

the driving component is arranged in the box body and is used for driving the flexible filter layer to horizontally reciprocate so as to remove the sludge intercepted at the upper part of the flexible filter layer from the lower part of the water inlet,

the extrusion component is arranged in the box body and is adhered to the upper surface of the flexible filter layer, when the flexible filter layer moves, the extrusion component is used for extruding the sludge on the upper part of the flexible filter layer,

the mud scraping assembly is arranged inside the box body, and after the mud is extruded by the extrusion assembly, the mud scraping assembly is used for scraping the mud towards the mud discharging opening.

2. The municipal wastewater integrated treatment device according to claim 1, wherein the driving assembly comprises a screw rod, a frame, a threaded sleeve and a motor,

the frame is arranged below the flexible filter layer, the upper part of the frame is connected with the edge of the bottom of the flexible filter layer through a plurality of supporting seats, the threaded sleeve is fixedly arranged at the bottom of the frame,

the motor is fixedly arranged on the inner wall of the box body, one end of the screw rod is connected with the output end of the motor, and the other end of the screw rod penetrates through the threaded sleeve and is in threaded fit with the threaded sleeve.

3. The municipal sewage integrated treatment device according to claim 2, wherein guide rails are fixedly arranged on the inner wall of the box body, and sliding blocks which are in sliding fit with the guide rails are fixedly arranged on the edges of the frame.

4. The municipal sewage integrated treatment apparatus according to claim 2, wherein the pressing assembly comprises a rotating shaft and a pressing roller,

the compression roller is arranged on the upper portion of the flexible filter layer and is attached to the upper surface of the flexible filter layer, the end portion of the compression roller is connected with the inner wall of the box body in a rotating mode through the rotating shaft, a second tooth plate set is fixedly arranged on the edge of the upper portion of the frame, a rotating wheel is fixedly arranged on the rotating shaft, and a first tooth plate set capable of being meshed with the second tooth plate set is fixedly arranged on the circumferential side wall of the rotating shaft.

5. The integrated municipal sewage treatment device according to claim 4, wherein the sludge scraping assembly comprises a scraper, a third tooth plate set and a fourth tooth plate set,

the scraper blade upper end pass through elastic support subassembly with the box roof links to each other, the scraper blade bottom with flexible filter layer upper surface pastes mutually, third tooth piece group sets up scraper blade one side edge, fourth tooth piece group sets up on the runner circumference lateral wall and can with third tooth piece group meshing.

6. The municipal wastewater integrated treatment device according to claim 5, wherein the elastic support member comprises a guide cylinder, an elastic member and a guide column,

the upper end of the guide column casing is fixedly connected with the top wall of the box body, the lower end of the guide column casing is sleeved outside the guide column and is in telescopic fit with the guide column, the lower end of the guide column is fixedly connected with the scraping plate, and the elastic piece is arranged inside the guide column casing and is used for providing elastic support for the guide column.

7. The municipal wastewater integrated treatment device according to claim 1, wherein two groups of support plates which are distributed oppositely are fixedly arranged on the outer wall of the tank body, guide rollers are arranged above the two groups of support plates and positioned on the lower edge of the sludge discharge opening in a rotating manner,

two ends of the flexible filter layer extend out of the two groups of mud discharging openings to the outside of the box body, respectively bypass the two groups of guide rollers and are connected with the supporting plate through elastic belts.