Automatic sewage treatment device

Abstract

An automatic sewage treatment device relates to the technical field of sewage treatment and comprises a treatment tank, a filter screen is horizontally fixed in the treatment tank, a negative pressure suction cylinder is vertically and rotatably arranged in the center of the treatment tank, and two suction shells communicated with an inner cavity of the negative pressure suction cylinder are fixedly connected to the lower end of the negative pressure suction cylinder in parallel. A sludge suction port communicated with an inner cavity of the suction shell is formed in the side wall of the suction shell, and a shovel plate in frictional contact with the upper surface of the filter screen is further fixedly connected to the suction shell. The problems that in the prior art, when a large amount of sludge is accumulated on the upper side of a filter screen, the filter screen droops due to gravity, certain damage is caused to the filter screen, and the service life of the filter screen is shortened are solved; the problems that after sludge is filtered by an existing filter screen, the sludge is blocked above the filter screen, an operator needs to regularly clean the sludge, the labor intensity is increased, and the sewage treatment efficiency is reduced are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field, concretely relates to automatic sewage treatment device. BACKGROUND

[0002] Sewage treatment, namely for making sewage reach the water quality requirement of being discharged into a water body or reused carries out the process of purification, sewage treatment is widely used in construction, agriculture, transportation, energy, petrochemical, environmental protection, city landscape, medical treatment, catering and each field, also more and more goes into the daily life of ordinary people. At present, in the process of sewage treatment, mainly utilize physical method to handle, namely pour corresponding sewage into the treatment pool, utilize the filter screen inside the pool body to filter the sewage, the overall structure is simple, mainly used in the case that the water capacity of town is large, self-cleaning ability is strong, sewage treatment degree requirement is not high, the overall operation is simple, but in the long-time filtration process, a large amount of material will be accumulated on the upside of filter screen, these materials cannot be cleaned for a long time, which will greatly affect the filtration effect of filter screen.

[0003] The prior art discloses a patent with a publication number CN111804025A, which comprises a main body mechanism, a driving mechanism, a sealing mechanism, a sealing plate, a sealing strip, a sliding groove, a sliding block and a filtering mechanism. The beneficial effects of the present application are: the driving mechanism is rotatably connected between the main body mechanism, the sliding block is slidably connected inside the main body mechanism and threadedly connected between the driving mechanism, the sliding block is snap-fit connected to the sealing plate, the sliding block is slidably connected to the sliding groove part provided inside the sealing plate, the sealing strip is in contact with the inner wall of the main body mechanism, when the driving mechanism rotates clockwise, the sliding block slides inside the main body mechanism, thereby separating the sealing plate from the inner wall of the main body mechanism, thereby facilitating the operator to hold the sealing plate and separate it from the sliding block, thereby facilitating the operator to pour out the paper pulp attached to the filtering mechanism from the inside of the main body mechanism; the driving mechanism rotates counterclockwise, the sliding block moves the sealing plate, so that it is better snap-fit with the main body mechanism, thereby improving the use efficiency of the sewage treatment device.

[0004] The existing device gradually exposes the deficiencies of the prior art with use, mainly in the following aspects:

[0005] First, when a large amount of sludge is accumulated on the upside of the filter screen, it will cause the filter screen to sag under the force of gravity, causing damage to the filter screen and reducing its service life.

[0006] Secondly, after the existing filter screen filters the sludge, the sludge is blocked above the filter screen, and the operator needs to clean the sludge regularly, which increases the labor intensity and also reduces the treatment efficiency of the sewage.

[0007] As can be seen from the above, the prior art obviously has inconvenience and defects in actual use, so it is necessary to improve. The utility model discloses a content

[0008] In view of the defects in the prior art, the utility model provides automatic sewage treatment device to solve the problem that the filter screen is damaged and the service life of the filter screen is reduced when a large amount of sludge is accumulated on the upside of the filter screen in the traditional technology, and the sludge is blocked above the filter screen after being filtered by the existing filter screen, so that the operator needs to clean the sludge regularly, which increases the labor intensity and reduces the sewage treatment efficiency.

[0009] To realize the above-mentioned purpose, the utility model provides the following technical scheme:

[0010] Automatic sewage treatment device, including the treatment jar, the filter screen is fixed horizontally in the treatment jar, the center position of the treatment jar is provided with the negative pressure suction cylinder and rotates vertically, the lower end of the negative pressure suction cylinder is fixed with two suction housings in parallel and communicates with the inner chamber, the suction housing is provided with sludge suction port on the side wall and communicates with the inner chamber, and the suction housing is also fixed with the shovel plate that rubs the upper surface of the filter screen.

[0011] As an optimized scheme, the suction housing is arranged in an arc shape along the horizontal direction, and the suction housing is rotatably arranged along the convex direction thereof.

[0012] As an optimized scheme, the sludge suction port is arranged on the convex surface of the suction housing and is close to the outer end of the suction housing.

[0013] As an optimized scheme, the upper surface of the suction housing close to the outer end is vertically fixed with the side wall cleaning rod that rubs the inner wall of the treatment jar.

[0014] As an optimized scheme, the outer wall of the negative pressure suction cylinder is fixed with the reinforcing rod that is fixed with the upper end of the side wall cleaning rod.

[0015] As an optimized scheme, the side wall of the negative pressure suction cylinder is surrounded by a plurality of layers of stirring blades from top to bottom.

[0016] As an optimized scheme, the stirring blades are arranged obliquely, and the stirring blades are arranged obliquely to form a downward spiral flow of the sewage downward.

[0017] As an optimized scheme, the inner wall of the treatment jar is horizontally fixed with the support ring, and the lower surface of the filter screen is supported on the support ring.

[0018] As an optimized scheme, the upper end of the negative pressure suction cylinder extends to the upper side through the treatment jar, and the negative pressure connecting cylinder is rotatably inserted.

[0019] As an optimized scheme, the negative pressure suction cylinder is fixed on the outer wall above the treatment tank, a gear ring is fixed on the outer wall above the treatment tank, and a driving machine is fixed on the top of the treatment tank.

[0020] As an optimized scheme, the top of the treatment tank is provided with a sewage inlet cylinder communicating with the inner cavity of the treatment tank.

[0021] As an optimized scheme, the side wall of the treatment tank close to the bottom is fixed with a discharge cylinder communicating with the inner cavity of the treatment tank.

[0022] Compared with the prior art, the beneficial effects of the utility model are:

[0023] The sewage is poured into the sewage inlet cylinder, the impurities and sludge in the sewage are blocked above the filter screen under the action of the filter screen, the filtered sewage is discharged through the discharge cylinder, when the amount of sludge accumulated on the filter screen is too much to affect the water permeation efficiency, the driving machine drives the negative pressure suction cylinder to rotate, the negative pressure suction cylinder drives the suction shell to rotate, the sludge accumulated on the upper surface of the filter screen is scooped up by the shovel plate, because the suction shell is arc-shaped, the sludge is guided to the position close to the inner wall of the treatment tank along with the rotation of the suction shell, the sludge is realized to enter the suction shell along the sludge suction port through the negative pressure, and is conveyed to the outside of the treatment tank through the negative pressure suction cylinder, the accumulated sludge and impurities are realized to be cleaned in time, the water permeation efficiency of the filter screen is ensured, and the service life of the filter screen is prolonged.

[0024] The sludge adhered to the inner wall of the treatment tank is cleaned through the side wall cleaning rod, the sewage is realized to form a downward flowing spiral flow through the obliquely arranged stirring blades, the sewage is quickly passed through the filter screen, and the sewage treatment efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the specific embodiment of the utility model or the technical scheme in the prior art, the drawings needed to be used in the specific embodiment or the prior art description will be briefly introduced below. In all the drawings, similar elements or parts are generally indicated by similar reference numerals. In the drawings, each element or part is not necessarily drawn according to the actual proportion.

[0026] Fig. 1 It is a structural schematic view of the utility model;

[0027] Fig. 2 It is a structural schematic view of the suction shell of the utility model;

[0028] Fig. 3 It is a structural schematic view of the shovel plate of the utility model.

[0029] In the diagram: 1-treatment tank; 2-negative pressure suction cylinder; 3-suction shell; 4-sludge suction port; 5-filter screen; 6-support ring; 7-shovel plate; 8-side wall cleaning rod; 9-reinforcing rod; 10-stirring blade; 11-toothed ring; 12-negative pressure connecting cylinder; 13-drive motor; 14-sewage inlet cylinder; 15-discharge cylinder. Detailed Implementation

[0030] The embodiments of the present invention will now be described in detail with reference to the accompanying drawings. These embodiments are merely illustrative of the present invention and should not be construed as limiting the scope of protection of the present invention.

[0031] like Figs. 1 to 3 As shown, the automated sewage treatment device includes a treatment tank 1, a filter screen 5 is horizontally fixed inside the treatment tank 1, a negative pressure suction cylinder 2 is vertically rotatably installed at the center of the treatment tank 1, two suction shells 3 connected to its inner cavity are fixedly connected side by side to the lower end of the negative pressure suction cylinder 2, a sludge suction port 4 connected to its inner cavity is opened on the side wall of the suction shell 3, and a shovel plate 7 is also fixedly connected to the suction shell 3 to rub against the upper surface of the filter screen 5.

[0032] The suction housing 3 is arranged in an arc shape along the horizontal direction, and the suction housing 3 is rotatably arranged along its outward convex direction.

[0033] The sludge suction port 4 is located on the outer convex surface of the suction housing 3 and is close to the outer end of the suction housing 3.

[0034] A side wall cleaning rod 8, which rubs against the inner wall of the treatment tank 1, is vertically fixed to the upper surface of the suction housing 3 near its outer end.

[0035] A reinforcing rod 9 is fixedly connected to the upper end of the side wall cleaning rod 8 on the outer wall of the negative pressure suction cylinder 2.

[0036] The side wall of the negative pressure suction cylinder 2 is surrounded by several layers of stirring blades 10 from top to bottom.

[0037] The stirring blades 10 are set at an angle, and the inclined stirring blades 10 form a downward swirling flow of sewage.

[0038] A support ring 6 is horizontally fixed to the inner wall of the treatment tank 1, and the lower surface of the filter screen 5 is supported on the support ring 6.

[0039] The upper end of the negative pressure suction cylinder 2 extends through the treatment tank 1 and is rotatably fitted with a negative pressure connecting cylinder 12.

[0040] A toothed ring 11 is fixedly connected to the outer wall of the negative pressure suction cylinder 2 above the treatment tank 1. A drive motor 13 is fixedly connected to the outer top surface of the treatment tank 1. The output shaft of the drive motor 13 meshes with the toothed ring 11 using gears.

[0041] The top of the treatment tank 1 is provided with a sewage inlet cylinder 14 communicating with the inner cavity thereof.

[0042] The side wall of the treatment tank 1 close to the bottom is fixedly connected with a discharge cylinder 15 communicating with the inner cavity thereof.

[0043] The working principle of the device is as follows:

[0044] The sewage is poured through the sewage inlet cylinder 14, and the impurities and sludge in the sewage are blocked above the filter screen 5 under the action of the filter screen 5, and the filtered sewage is discharged through the discharge cylinder 15. When the amount of sludge accumulated on the filter screen 5 is too much to affect the water permeation efficiency, the driving machine 13 drives the negative pressure suction cylinder 2 to rotate, and the negative pressure suction cylinder 2 drives the suction shell 3 to rotate, and the sludge accumulated on the upper surface of the filter screen 5 is scooped up by the shovel plate 7. Since the suction shell 3 is arc-shaped, the sludge will be guided to the position close to the inner wall of the treatment tank 1 as it rotates, and the sludge is sucked into the suction shell 3 along the sludge suction port 4 by the negative pressure, and is transported to the outside of the treatment tank 1 by the negative pressure suction cylinder 2, thereby realizing timely cleaning of the accumulated sludge and impurities, ensuring the water permeation efficiency of the filter screen 5, and prolonging the service life of the filter screen 5.

[0045] The sludge adhered to the inner wall of the treatment tank 1 is cleaned by the side wall cleaning rod 8, and the sewage is formed into downward flowing spiral flow by the obliquely arranged stirring blades 10, so that the sewage quickly passes through the filter screen 5, thereby improving the sewage treatment efficiency.

[0046] Finally, it should be pointed out that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application, and they should be covered in the scope of the claims and the specification of the present application.

Claims

1. An automated sewage treatment apparatus, characterised in that: The utility model provides a sludge suction device, including processing jar (1), the filter screen (5) is fixed in processing jar (1) inside horizontally, the central position of processing jar (1) is vertically rotated and is equipped with negative pressure suction cylinder (2), the lower end of negative pressure suction cylinder (2) is fixedly connected with two suction housings (3) that communicate its inner chamber side by side, the lateral wall of suction housing (3) is equipped with sludge suction mouth (4) that communicates its inner chamber, and the shovel plate (7) that rubs the surface of filter screen (5) is also fixedly connected on suction housing (3).

2. The automated sewage treatment device of claim 1, wherein: The suction housing (3) is arranged in an arc shape along the horizontal direction, and the suction housing (3) is rotatably arranged along the convex direction thereof.

3. The automated sewage treatment device of claim 2, wherein: The sludge suction mouth (4) is arranged on the convex surface of the suction housing (3) and is close to the outer end of the suction housing (3).

4. The automated sewage treatment device of claim 3, wherein: The upper surface of the outer end of the suction housing (3) is vertically fixedly connected with the side wall cleaning rod (8) that rubs the inner wall of the processing jar (1).

5. The automated sewage treatment device of claim 4, wherein: The outer wall of the negative pressure suction cylinder (2) is fixedly connected with the reinforcing rod (9) that is fixedly connected with the upper end of the side wall cleaning rod (8).

6. The automated sewage treatment device of claim 5, wherein: The side wall of the negative pressure suction cylinder (2) is surrounded by a plurality of layers of stirring blades (10) from top to bottom.

7. The automated sewage treatment device of claim 6, wherein: The stirring blades (10) are arranged in an inclined manner, and the inclined stirring blades (10) form a downward rotating flow for downward conveying of sewage.

8. The automated sewage treatment device of claim 7, wherein: The inner wall of the processing jar (1) is horizontally fixedly connected with the support ring (6), and the lower surface of the filter screen (5) is supported on the support ring (6).

9. The automated sewage treatment device of claim 8, wherein: The upper end of the negative pressure suction cylinder (2) extends to the upper side through the processing jar (1), and the negative pressure connection cylinder (12) is rotatably inserted.

10. The automated sewage treatment device of claim 9, wherein: The outer wall of the negative pressure suction cylinder (2) above the processing jar (1) is fixedly connected with the gear ring (11), the outer top surface of the processing jar (1) is fixedly connected with the driving machine (13), and the output shaft of the driving machine (13) is engaged with the gear ring (11) through a gear.

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