Slag scraping device for sewage treatment

Abstract

The utility model relates to the technical field of sewage treatment, and discloses a slag scraping device for sewage treatment. The slag scraping device for sewage treatment comprises a rectangular box body, a partition plate is fixedly connected between the front wall and the rear wall of an inner cavity of the rectangular box body, the partition plate divides the interior of the rectangular box body into a filtering cavity and a slag discharging cavity from left to right, and a filtering assembly extending to the slag discharging cavity from the filtering cavity is arranged in the rectangular box body; the device has the advantages that the filter can be cleaned, filter residues are prevented from blocking sieve pores, the sewage passing rate is not affected, and the problem that when the device is used, sewage passes through a filter plate, the filter residues are blocked by the sieve pores, and the sewage passing rate is affected is solved. The problems that filter residues are filtered to the surface of a filter plate, a residue scraping plate moves to clean the filter residues and the like, in the using process, the filter residues block sieve holes of the filter plate, and the passing rate of sewage is reduced are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field, concretely is a kind of slag scraping device for sewage treatment. BACKGROUND

[0002] Sewage solid-liquid separation equipment is a kind of equipment used in sewage treatment process, its main function is to separate solid particles in sewage from liquid to achieve the purpose of purifying water quality.

[0003] Such as announcement number CN215462371U, proposes a kind of sewage slag scraping microfilter, including box, including box including filter plate, including filter plate is arranged obliquely, including the filter plate is provided with a plurality of mesh holes, including the top end edge of filter plate is provided with water inlet, including the bottom end edge of filter plate is provided with slag removal port, including the filter plate is provided with slag scraping device, including the slag scraping device including the slag scraping plate being set on filter plate, including the sliding contact of slag scraping plate and including filter plate, including the back-and-forth sliding of slag scraping plate on including filter plate.The utility model, by being provided with the filter plate of a plurality of mesh holes, the filter plate is provided with the back-and-forth sliding slag scraping plate, and the slag scraping plate can clean up filter residue, can improve sewage treatment efficiency well.

[0004] The device, when in use, sewage passes through filter plate, filter residue is filtered to filter plate surface, and slag scraping plate moves to clean filter residue and the like.In use, filter residue can block filter plate screen hole, reduce the passing rate of sewage, so a kind of slag scraping device for sewage treatment is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] (I) technical problem solved

[0006] In view of the deficiencies of prior art, the utility model provides a kind of slag scraping device for sewage treatment, with the advantages of cleaning filter, avoiding filter residue to block screen hole and affecting the passing rate of sewage, etc., solve the problem that the device, when in use, sewage passes through filter plate, filter residue is filtered to filter plate surface, and slag scraping plate moves to clean filter residue and the like.In use, filter residue can block filter plate screen hole, reduce the passing rate of sewage.

[0007] (II) technical scheme

[0008] The utility model discloses a technical scheme that solves the above technical problem as follows: A slag scraping device for sewage treatment, which comprises a rectangular box body, a partition plate is fixedly connected between the front and rear walls of the inner cavity of the rectangular box body, the partition plate divides the interior of the rectangular box body into a filtering cavity and a slag discharge cavity from left to right, a filtering assembly extending from the filtering cavity to the slag discharge cavity is arranged in the interior of the rectangular box body, the filtering assembly extends to the front and rear sides of the rectangular box body, a first auxiliary roller adapted to the filtering assembly is rotatably connected to the top of the partition plate, a second auxiliary roller located above the first auxiliary roller and adapted to the filtering assembly is rotatably connected between the front and rear walls of the inner cavity of the rectangular box body, a cleaning assembly extending to the front side of the rectangular box body and adapted to the filtering assembly is arranged in the interior of the filtering cavity, a slag discharge assembly extending to the front and rear sides of the rectangular box body is arranged on the bottom wall of the inner cavity of the slag discharge cavity, a driving assembly drivingly connected to the filtering assembly is arranged on the top of the rectangular box body, the same first synchronous belt located on the front side of the rectangular box body is arranged on the outer sides of the filtering assembly and the cleaning assembly, the same second synchronous belt located on the rear side of the rectangular box body is arranged on the outer sides of the filtering assembly and the slag discharge assembly, a water inlet pipe and a drain pipe in communication with the interior of the rectangular box body are arranged on the left side of the rectangular box body from top to bottom, and the water inlet pipe is adapted to the filtering assembly.

[0009] The utility model discloses the beneficial effect is:

[0010] The slag scraping device for sewage treatment is started to drive the driving assembly, so that sewage enters the device through the water inlet pipe, the driving assembly drives the filtering assembly to move, and the cleaning assembly and the slag discharge assembly are driven to rotate through the first synchronous belt and the second synchronous belt, the sewage passes through the filtering assembly, the filter slag is filtered to the top of the filtering assembly, and the filter slag on the filtering assembly is moved to the slag discharge cavity along with the movement of the filtering assembly, most of the filter slag falls into the slag discharge assembly by gravity, the filter slag adhered to and clamped on the surface of the filtering assembly is separated from the filtering assembly and falls into the slag discharge assembly under the rotation and cleaning of the cleaning assembly, and the slag discharge assembly discharges the filter slag in the slag discharge assembly out of the device, so that the filtering assembly is cleaned, the filter slag is prevented from blocking the screen holes, and the sewage passing rate is affected.

[0011] On the basis of the above technical scheme, the utility model can also be improved as follows.

[0012] Further, the driving assembly comprises a motor, a fifth pulley and a third synchronous belt, the top of the rectangular box body is provided with the motor, the output end of the motor is fixedly connected with the fifth pulley, and the same third synchronous belt is arranged on the outer sides of the fifth pulley and the second pulley.

[0013] The filtering assembly comprises a driving roller, a first pulley, a second pulley, a driven roller and a filter mesh belt, the driving roller is rotatably connected between the front and rear walls of the inner cavity of the residue discharging cavity and extends to the front and rear sides of the rectangular box body, the first pulley and the second pulley are fixedly connected to the outer side of the driving roller and are respectively located at the front side and the rear side of the rectangular box body, the driven roller is rotatably connected between the front and rear walls of the inner cavity of the filtering cavity, the filter mesh belt is sleeved with the driving roller and the driven roller and is matched with the water inlet pipe, the first auxiliary roller is in contact with the bottom of the outer ring of the filter mesh belt, and the second auxiliary roller is in contact with the top of the inner ring of the filter mesh belt.

[0014] The beneficial effect of the further scheme is that the motor drives the fifth pulley to rotate clockwise, and then drives the second pulley to rotate clockwise through the third synchronous belt, so as to drive the driving roller to rotate clockwise, and then drive the filter mesh belt to rotate clockwise on the outer side of the driving roller and the driven roller, sewage passes through the filter mesh belt, and filter residue is filtered to the top of the outer ring, and as the filter mesh belt rotates clockwise, the filter residue is moved to the right side of the filter mesh belt, and most of the filter residue on the top falls downward by gravity.

[0015] Further, the cleaning assembly comprises a cleaning roller, a brush roller and a third pulley, the cleaning roller is rotatably connected between the front and rear walls of the inner cavity of the residue discharging cavity and extends to the front side of the rectangular box body, the brush roller is fixedly connected to the outer side of the cleaning roller and is located in the residue discharging cavity and in contact with the bottom of the outer ring of the filter mesh belt, the third pulley is fixedly connected to the outer side of the cleaning roller and is located at the front side of the rectangular box body, and the first synchronous belt is sleeved with the first pulley and the third pulley.

[0016] The beneficial effect of the further scheme is that the driving roller drives the first pulley to rotate clockwise, and then drives the third pulley to rotate clockwise through the first synchronous belt, so as to drive the brush roller to rotate clockwise, and the brush roller cleans the filter residue adhered to and stuck in the surface of the filter mesh belt.

[0017] Further, the residue discharging assembly comprises a residue receiving groove, a residue discharging pipe, an auger and a fourth pulley, the residue receiving groove is fixedly connected to the bottom of the residue discharging cavity, the residue discharging pipe is fixedly connected to the front side of the rectangular box body and is matched with and communicates with the residue receiving groove, the auger is rotatably connected to the rear side of the rectangular box body and extends into the residue discharging pipe and is located in the residue receiving groove, the auger is matched with the residue receiving groove and the residue discharging pipe, the fourth pulley is fixedly connected to the outer side of the auger and is located at the rear side of the rectangular box body, and the second synchronous belt is sleeved with the second pulley and the fourth pulley.

[0018] The beneficial effect of the further scheme is that the second pulley rotates clockwise, and then drives the auger to rotate clockwise through the second synchronous belt, so that the filter residue on the surface of the filter mesh belt falls into the residue receiving groove, and as the auger rotates, the filter residue is discharged out of the device through the residue discharging pipe. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 It is the internal structure section view of the utility model;

[0020] Fig. 2 It is the appearance structure schematic view of the utility model;

[0021] Fig. 3 It is the right view section view of the rectangular box of the utility model.

[0022] In the drawing: 1, rectangular box; 2, partition; 3, filter cavity; 4, slag discharge cavity; 5, filter assembly; 501, driving roller; 502, first pulley; 503, second pulley; 504, driven roller; 505, filter mesh belt; 6, first auxiliary roller; 7, second auxiliary roller; 8, cleaning assembly; 801, cleaning roller; 802, brush roller cylinder; 803, third pulley; 9, slag discharge assembly; 901, slag receiving groove; 902, slag discharge pipe; 903, auger; 904, fourth pulley; 10, driving assembly; 101, motor; 102, fifth pulley; 103, third synchronous belt; 11, first synchronous belt; 12, second synchronous belt; 13, water inlet pipe; 14, drain pipe. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] In the embodiments, the filter assembly is arranged in the filter cavity of the rectangular box, and the filter assembly comprises a driving roller, a first pulley, a second pulley, a driven roller and a filter mesh belt. Figs. 1-3The utility model provides a kind of sludge scraping device for sewage treatment, the utility model includes rectangular box 1, fixedly connected with partition 2 between the inner chamber front and back wall of rectangular box 1, the partition 2 is divided into filter cavity 3 with discharge cavity 4 from left to right in the inside of rectangular box 1, the inside of rectangular box 1 is equipped with the filter assembly 5 extending from filter cavity 3 to discharge cavity 4, the filter assembly 5 extends to the front and back side of rectangular box 1, the top of the partition 2 is rotatably connected with the first auxiliary roller 6 adapted with filter assembly 5, the inner chamber front and back wall between the rectangular box 1 is rotatably connected with the second auxiliary roller 7 located above first auxiliary roller 6 and adapted with filter assembly 5, the inside of filter cavity 3 is equipped with the cleaning assembly 8 extending to the front side of rectangular box 1 and adapted with filter assembly 5, the inner chamber bottom wall of discharge cavity 4 is equipped with the discharge assembly 9 extending to the front and back side of rectangular box 1, the top of the rectangular box 1 is equipped with the drive assembly 10 of transmission connection with filter assembly 5, the outside of filter assembly 5 and cleaning assembly 8 is equipped with the same first synchronous belt 11 and is located at the front side of rectangular box 1, the outside of filter assembly 5 and discharge assembly 9 is equipped with the same second synchronous belt 12 and is located at the back side of rectangular box 1, the left side of the rectangular box 1 is equipped with water inlet pipe 13 and drain pipe 14 from top to bottom and with it inside communication, the water inlet pipe 13 is adapted with filter assembly 5;

[0025] Drive assembly 10 includes motor 101, fifth pulley 102 and third synchronous belt 103, the top of the rectangular box 1 is equipped with motor 101, the output of motor 101 is fixedly connected with fifth pulley 102, the outside of fifth pulley 102 and second pulley 503 is equipped with the same third synchronous belt 103;

[0026] Filter assembly 5 includes driving roller 501, first pulley 502, second pulley 503, driven roller 504, filter screen belt 505, the inner chamber front and back wall between discharge cavity 4 is rotatably connected with driving roller 501 extending to the front and back side of rectangular box 1, the outside of driving roller 501 is fixedly connected with first pulley 502 and second pulley 503 respectively located at the front side of rectangular box 1 and the back side, the inner chamber front and back wall between filter cavity 3 is rotatably connected with driven roller 504, the outside of driving roller 501 and driven roller 504 is equipped with the same filter screen belt 505 and is adapted with water inlet pipe 13, the outer ring bottom of first auxiliary roller 6 and filter screen belt 505 contact, the inner ring top of second auxiliary roller 7 and filter screen belt 505 contact;

[0027] The motor 101 drives the fifth pulley 102 to rotate clockwise, and then drives the second pulley 503 through the third synchronous belt 103 to rotate the driving roller 501 clockwise, so that the filter screen belt 505 rotates clockwise outside the driving roller 501 and the driven roller 504, and the sewage passes through the filter screen belt 505, and the filter residue is filtered to the top of the outer ring of the filter screen belt 505. As the filter screen belt 505 rotates clockwise, the filter residue is moved to the right side of the filter screen belt 505, and most of the filter residue at the top falls downward due to gravity.

[0028] The cleaning assembly 8 comprises a cleaning roller 801, a brush roller 802 and a third pulley 803. The cleaning roller 801 is rotatably connected between the front and rear walls of the inner cavity of the residue discharge cavity 4 and extends to the front side of the rectangular box body 1. The outer side of the cleaning roller 801 is fixedly connected with the brush roller 802 which is located in the residue discharge cavity 4 and is in contact with the bottom of the outer ring of the filter screen belt 505. The outer side of the cleaning roller 801 is fixedly connected with the third pulley 803 which is located on the front side of the rectangular box body 1. The third pulley 803 and the outer side of the first pulley 502 are sleeved with the same first synchronous belt 11.

[0029] The driving roller 501 drives the first pulley 502 to rotate clockwise, and then drives the cleaning roller 801 through the first synchronous belt 11 to rotate clockwise, so that the brush roller 802 rotates clockwise. The brush roller 802 cleans the filter residue adhered to and stuck into the surface of the filter screen belt 505.

[0030] The residue discharge assembly 9 comprises a residue receiving groove 901, a residue discharge pipe 902, an auger 903 and a fourth pulley 904. The bottom of the residue discharge cavity 4 is fixedly connected with the residue receiving groove 901. The front side of the rectangular box body 1 is fixedly connected with the residue discharge pipe 902 which is matched with and communicates with the residue receiving groove 901. The rear side of the rectangular box body 1 is rotatably connected with the auger 903 which is located in the residue receiving groove 901 and extends into the residue discharge pipe 902. The auger 903 is matched with the residue receiving groove 901 and the residue discharge pipe 902. The outer side of the auger 903 is fixedly connected with the fourth pulley 904 which is located on the rear side of the rectangular box body 1. The fourth pulley 904 and the outer side of the second pulley 503 are sleeved with the same second synchronous belt 12.

[0031] The second pulley 503 rotates clockwise, and then drives the fourth pulley 904 through the second synchronous belt 12 to rotate the auger 903 clockwise. The filter residue on the surface of the filter screen belt 505 falls into the residue receiving groove 901. With the rotation of the auger 903, the filter residue is discharged out of the device through the residue discharge pipe 902.

[0032] Working principle:

[0033] First step: start the motor 101, make sewage through the water inlet pipe 13 pass through the filter screen belt 505, the motor 101 drives the fifth pulley 102 to rotate clockwise, in turn drives the second pulley 503 through the third synchronous belt 103 to make the driving roller 501 rotate clockwise, thereby driving the filter screen belt 505 to rotate clockwise outside the driving roller 501 and the driven roller 504, the sewage passes through the filter screen belt 505, and the filter residue is filtered to the top of the outer ring, and as the filter screen belt 505 rotates clockwise, the filter residue is moved to the right side of the filter screen belt 505, and most of the filter residue on the top falls down by gravity;

[0034] Second step: in the first step, the driving roller 501 drives the first pulley 502 to rotate clockwise, in turn drives the cleaning roller 801 to rotate clockwise through the first synchronous belt 11 to drive the brush roller 802 to rotate clockwise, and the brush roller 802 cleans the filter residue adhered and stuck on the surface of the filter screen belt 505;

[0035] Third step: in the first step and the second step, the second pulley 503 rotates clockwise, in turn drives the auger 903 to rotate clockwise through the second synchronous belt 12, and the filter residue on the surface of the filter screen belt 505 falls into the residue receiving groove 901, and as the auger 903 rotates, the filter residue is discharged from the device through the residue discharge pipe 902.

[0036] It should be noted that in this text, relational terms such as first and second are used only to distinguish one entity or operation from another, and do not necessarily require or imply that there is any such actual relationship or order between these entities or operations. Moreover, the terms "include", "contain" or any other variants thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or equipment. Without more limitations, the element defined by the statement "including a" does not exclude the presence of other identical elements in the process, method, article or equipment including the element.

[0037] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A slag scraping device for sewage treatment, comprising a rectangular box (1), characterized in that: The inner cavity of the rectangular box (1) is fixedly connected between the front and rear walls of the rectangular box (1), and the rectangular box (1) is divided into a filtering cavity (3) and a residue discharging cavity (4) from left to right. The rectangular box (1) is provided with a filtering assembly (5) extending from the filtering cavity (3) to the residue discharging cavity (4), and the filtering assembly (5) extends to the front and rear sides of the rectangular box (1). The top of the partition plate (2) is rotatably connected with a first auxiliary roller (6) matched with the filtering assembly (5). The front and rear walls of the inner cavity of the rectangular box (1) are rotatably connected with a second auxiliary roller (7) located above the first auxiliary roller (6) and matched with the filtering assembly (5). The inside of the filtering cavity (3) is provided with a cleaning assembly (8) extending to the front side of the rectangular box (1) and matched with the filtering assembly (5). The inner cavity bottom wall of the residue discharging cavity (4) is provided with a residue discharging assembly (9) extending to the front and rear sides of the rectangular box (1). The top of the rectangular box (1) is provided with a driving assembly (10) drivingly connected with the filtering assembly (5). The outside of the filtering assembly (5) and the cleaning assembly (8) is sleeved with the same first synchronous belt (11) located on the front side of the rectangular box (1). The outside of the filtering assembly (5) and the residue discharging assembly (9) is sleeved with the same second synchronous belt (12) located on the rear side of the rectangular box (1). The left side of the rectangular box (1) is provided from top to bottom with a water inlet pipe (13) and a drain pipe (14) in communication with the inside thereof. The water inlet pipe (13) is matched with the filtering assembly (5).

2. A device for removing sludge according to claim 1, characterized in that: The filtering assembly (5) comprises a driving roller (501), a first pulley (502), a second pulley (503), a driven roller (504) and a filter screen belt (505). The driving roller (501) is rotatably connected between the front and rear walls of the residue discharging cavity (4) and extends to the front and rear sides of the rectangular box (1). The driving roller (501) is fixedly connected with the first pulley (502) on the front side of the rectangular box (1) and the second pulley (503) on the rear side of the rectangular box (1) on the outside thereof. The driven roller (504) is rotatably connected between the front and rear walls of the filtering cavity (3). The driving roller (501) and the driven roller (504) are sleeved with the same filter screen belt (505) on the outside thereof, which is matched with the water inlet pipe (13). The first auxiliary roller (6) contacts the bottom of the outer ring of the filter screen belt (505), and the second auxiliary roller (7) contacts the top of the inner ring of the filter screen belt (505).

3. A device for removing sludge according to claim 2, characterized in that: The cleaning assembly (8) comprises a cleaning roller (801), a brush roller (802) and a third pulley (803), the cleaning roller (801) extending to the front side of the rectangular box (1) is rotatably connected between the front and rear walls of the inner cavity of the slag discharging cavity (4), the outer side of the cleaning roller (801) is fixedly connected with the brush roller (802) located in the slag discharging cavity (4) and in contact with the bottom of the outer ring of the filter screen belt (505), the outer side of the cleaning roller (801) is fixedly connected with the third pulley (803) located on the front side of the rectangular box (1), and the third pulley (803) and the outer side of the first pulley (502) are sleeved with the same first synchronous belt (11).

4. The device according to claim 1, characterized in that: The slag discharging assembly (9) comprises a slag receiving groove (901), a slag discharging pipe (902), an auger (903) and a fourth pulley (904), the bottom of the slag discharging cavity (4) is fixedly connected with the slag receiving groove (901), the front side of the rectangular box (1) is fixedly connected with the slag discharging pipe (902) matched and communicated with the slag receiving groove (901), the rear side of the rectangular box (1) is rotatably connected with the auger (903) located in the slag receiving groove (901) and extending into the slag discharging pipe (902), the auger (903) is matched with the slag receiving groove (901) and the slag discharging pipe (902), the outer side of the auger (903) is fixedly connected with the fourth pulley (904) located on the rear side of the rectangular box (1), and the fourth pulley (904) and the outer side of the second pulley (503) are sleeved with the same second synchronous belt (12).

5. The device for removing sludge according to claim 1, wherein: The driving assembly (10) comprises a motor (101), a fifth pulley (102) and a third synchronous belt (103), the top of the rectangular box (1) is provided with the motor (101), the output end of the motor (101) is fixedly connected with the fifth pulley (102), and the fifth pulley (102) and the outer side of the second pulley (503) are sleeved with the same third synchronous belt (103).

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