Sludge discharge device for sewage precipitation treatment

Abstract

The utility model relates to the technical field of sewage treatment, and discloses a sewage sedimentation treatment sludge discharge device, which comprises a sewage sedimentation tank, a sludge discharge treatment mechanism and a limiting shielding mechanism, the sewage sedimentation tank is of an open box structure, a sludge discharge port is formed in the bottom of the right side of the sewage sedimentation tank, and a sealing groove is formed in the outer side of the sludge discharge port; the limiting shielding mechanism is arranged at the outer end of the sludge discharge port and comprises a shielding plate, a sealing plate is fixedly arranged at the inner end of the shielding plate, a sewage outlet is formed in the lower ends of the shielding plate and the sealing plate in a penetrating manner, and the outer end of the sewage outlet is connected with a sewage discharge pipe; the sludge discharge treatment mechanism is arranged at the upper end of the sewage sedimentation tank in a transverse structure. According to the utility model, the efficient and automatic discharge of sludge is realized, the deposited sludge at the bottom of the pool is effectively scraped and pushed to the sludge discharge port, the sludge discharge efficiency is improved, the manual intervention is reduced, the operation difficulty and the labor intensity are reduced, and the sludge discharge device is suitable for being used in sewage treatment of various scales and has wide applicability.

Description

TECHNICAL FIELD

[0001] The utility model relates to sewage treatment technical field, concretely is a sewage sedimentation treatment sludge discharge device. BACKGROUND

[0002] Sewage is the general term of domestic wastewater and runoff rainwater in the process of resident activity, including domestic wastewater and industrial wastewater and other useless water, and sewage contains a large amount of destructive substances, if directly flows into channel, river, lake and can pollute surface water, and seriously can lead to ecological system destruction, thereby leading to the death of aquatic plants and animals even extinction, also can penetrate into groundwater, lead to the surrounding residents drink harmful water, thereby endangering health, in order to avoid this phenomenon, must collect wastewater and concentrate treatment purification. First, wastewater is put into the sedimentation tank and deposited, then wastewater is discharged, and the sludge left in the sedimentation tank will be more and more, if not cleaned in time, will affect the sedimentation effect of wastewater.

[0003] At present, the sludge deposited by manual salvage is easy to stir up sewage and sludge again in the salvage process, the sludge discharge effect is poor, it is time-consuming and laborious, and the operation is relatively cumbersome, therefore, the corresponding technical scheme needs to be designed to solve. UTILITY MODEL CONTENT

[0004] (I) technical problem solved

[0005] In view of the deficiencies of the prior art, the utility model provides a sewage sedimentation treatment sludge discharge device to solve its technical problems.

[0006] (II) technical scheme

[0007] In order to realize the above object, the utility model is realized by the following technical scheme: a sewage sedimentation treatment sludge discharge device, including sewage sedimentation tank, sludge treatment mechanism and limiting shielding mechanism, the sewage sedimentation tank is open box structure, the right side bottom of sewage sedimentation tank is provided with sludge discharge outlet, the outer side of sludge discharge outlet is provided with sealing groove;

[0008] The limiting shielding mechanism is arranged at the outer end of the sludge discharge outlet, the limiting shielding mechanism includes a shielding plate, the inner end of the shielding plate is fixedly provided with a sealing plate, the upper end of the shielding plate and the sealing plate is provided with a sewage outlet, and the outer end of the sewage outlet is connected with a sewage discharge pipe;

[0009] The sludge treatment mechanism is horizontally arranged at the upper end of the sewage sedimentation tank.

[0010] Preferably, the sludge treatment mechanism comprises a fixed frame and a lead screw one, the fixed frame is fixedly arranged at the upper end of the two sides of the sewage sedimentation tank, the top of the fixed frame is fixedly provided with a support plate, the inside of the support plate is penetratedly connected with a shaft cylinder, the lead screw one is penetratedly and rotationally connected between the shaft cylinders, the right end of the lead screw one is penetratedly connected with a fixed turntable, the lower end of the fixed turntable is connected with a driving turntable through a belt drive, the inside of the driving turntable is penetratedly and fixedly provided with a driving shaft, the inner end of the driving shaft is rotationally connected with a shaft seat, the shaft seat is fixedly arranged at the side end of the fixed frame, the outer end of the driving shaft is connected with a driving motor one, and a support is fixedly arranged between the bottom of the driving motor one and the side end of the fixed frame; the driving motor one and the driving shaft are used for driving and controlling the driving turntable to rotate, and the driving turntable and the fixed turntable are driven through the belt drive.

[0011] Preferably, the outside of the lead screw one is threadedly connected with a sliding cylinder one, the bottom of the sliding cylinder one is fixedly provided with a limiting sliding plate, the top of the fixed frame is provided with a sliding groove, the limiting sliding plate is limitingly and slidingly connected in the inside of the sliding groove, the bottom of the limiting sliding plate is fixedly provided with an extension plate, the bottom of the extension plate is fixedly provided with a push plate, the top of the push plate and the side end of the extension plate are fixedly provided with a reinforcing rod, and the right end bottom of the push plate is fixedly provided with a sludge plate; the lead screw one drives the sliding cylinder one to move transversely through the thread, the sliding cylinder one drives the limiting sliding plate to limitingly slide in the inside of the sliding groove, the extension plate and the reinforcing rod are used for supporting the push plate downward with high strength, and the push plate and the sludge plate are used for scraping and discharging the sludge at the bottom to the right.

[0012] Preferably, the outside of the lead screw one is threadedly connected with a sliding cylinder one, the bottom of the sliding cylinder one is fixedly provided with a limiting sliding plate, the top of the fixed frame is provided with a sliding groove, the limiting sliding plate is limitingly and slidingly connected in the inside of the sliding groove, the bottom of the limiting sliding plate is fixedly provided with an extension plate, the bottom of the extension plate is fixedly provided with a push plate, the top of the push plate and the side end of the extension plate are fixedly provided with a reinforcing rod, and the right end bottom of the push plate is fixedly provided with a sludge plate; the lead screw one drives the sliding cylinder one to move transversely through the thread, the sliding cylinder one drives the limiting sliding plate to limitingly slide in the inside of the sliding groove, the extension plate and the reinforcing rod are used for supporting the push plate downward with high strength, and the push plate and the sludge plate are used for scraping and discharging the sludge at the bottom to the right.

[0013] Preferably, the sewage sedimentation tank is provided with a sewage inlet mechanism above it, the sewage inlet mechanism comprising a sewage inlet pipe, a cross pipe and a sewage inlet distribution plate, a flange is fixedly arranged at the outer end of the sewage inlet pipe, the cross pipe is fixedly arranged at the lower end of the sewage inlet pipe, and the sewage inlet distribution plate is fixedly arranged at the two ends of the cross pipe; a filter core is arranged at the inner upper end of the sewage inlet distribution plate, an installation plate is fixedly arranged at the outer end of the filter core, the installation plate is installed on the outer side wall of the sewage inlet distribution plate, and a limiting block is fixedly arranged at the inner upper end of the sewage inlet distribution plate; the flange is used for connecting the sewage pipeline to the sewage inlet pipe, the cross pipe is used for distributing the sewage to the two sewage inlet distribution plates, forming a water curtain shape to enter the sewage sedimentation tank, the filter core is used for preliminarily filtering the sewage, the limiting block is used for stably supporting the filter core, and the installation plate is used for quickly disassembling and assembling the filter core for maintenance and cleaning.

[0014] Preferably, the cross pipe is provided with a cross rod at the two sides, the rear end of the cross rod is provided with a support rod, the outer part of the sewage inlet pipe is provided with a fixing disc, and the bottom of the fixing disc is provided with a support plate; the support plate and the support rod are both fixedly arranged on the upper end surface of the sewage sedimentation tank; the cross rod and the support rod are used for high-strength supporting the cross pipe and the sewage inlet distribution plate, and the fixing disc and the support plate are used for high-strength supporting the sewage inlet pipe.

[0015] (Three) beneficial effects

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows: through the design of the sludge discharge treatment mechanism, efficient and automatic discharge of sludge is realized, the transverse movement of the push plate and the sludge discharge plate in the sewage sedimentation tank is accurately controlled, the deposited sludge at the bottom of the tank is effectively scraped and pushed to the sludge discharge outlet, the sludge discharge efficiency is improved, manual intervention is reduced, and the operation difficulty and labor intensity are reduced.

[0017] Through the introduction of the limiting shielding mechanism, the leakage problem during sewage discharge is effectively solved, the sealing structure ensures the tightness of the sludge discharge outlet in the closed state, prevents accidental leakage of sewage or sludge, and realizes automatic switching operation of sludge discharge.

[0018] Through the design of the sewage inlet mechanism, preliminary filtration and dispersion treatment are provided for the sewage entering the sewage sedimentation tank, large-particle impurities in the sewage can be effectively removed, the burden of subsequent sedimentation treatment is reduced, the sedimentation efficiency is improved, the uniform distribution of the sewage is ensured, the problem of poor sedimentation effect caused by local overload is avoided, the overall layout is compact, the land occupation area is small, and the mechanism is suitable for use in sewage treatment stations of various scales and has wide applicability. BRIEF DESCRIPTION OF DRAWINGS

[0019] Figure 1 It is a schematic view of the overall front upper perspective structure of the utility model;

[0020] Figure 2 It is the overall lower perspective structure schematic view of the utility model;

[0021] Figure 3 It is the overall rear upper perspective structure schematic view of the utility model;

[0022] Figure 4 It is the internal front cross section structure schematic view of the utility model;

[0023] Figure 5 It is the outer end structure schematic view of the limiting shielding mechanism of the utility model;

[0024] Figure 6 It is the Figure 1 Enlarged structure schematic view of A in the utility model;

[0025] Figure 7 It is the Figure 3 Enlarged structure schematic view of B in the utility model;

[0026] Figure 8 It is the sewage entering mechanism upper perspective structure schematic view of the utility model;

[0027] Figure 9 It is the sewage entering mechanism lower perspective structure schematic view of the utility model;

[0028] Figure 10 It is the sewage entering mechanism internal structure schematic view of the utility model.

[0029] In the drawing, sewage sedimentation tank 1, sludge discharge port 11, sealing groove 111, sludge discharge treatment mechanism 2, fixed frame 21, sliding groove 211, lead screw one 22, support plate 221, shaft cylinder 222, sliding cylinder one 23, limiting sliding plate 231, extension plate 24, reinforcing rod 241, push plate 25, sludge discharge plate 251, fixed rotating disc 26, driving rotating disc 27, driving motor one 271, driving shaft 272, shaft seat 273, support 274, limiting shielding mechanism 3, shielding plate 31, sealing plate 311, sewage discharge pipe 32, sewage outlet 321, lead screw two 33, support one 331, sliding cylinder two 332, driving motor two 333, auxiliary sliding rod 34, support two 341, auxiliary sliding cylinder 342, limiting disc 35, positioning plate one 36, positioning plate two 37, sewage entering mechanism 4, sewage entering pipe 41, flange plate 411, cross pipe 42, sewage entering shunt plate 43, limiting block 431, fixed disc 44, support plate 441, cross rod 45, support rod 451, filter element 46, mounting plate 461. DETAILED DESCRIPTION

[0030] The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. Obviously, the described embodiments are only part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present utility model.

[0031] Please refer to Figures 1-10 The utility model embodiment provides a kind of technical scheme: a sewage sedimentation treatment sludge discharge device, including sewage sedimentation tank 1, sludge treatment mechanism 2 and limiting shielding mechanism 3, sewage sedimentation tank 1 is open box structure, the right side bottom of sewage sedimentation tank 1 is equipped with sludge discharge outlet 11, sludge discharge outlet 11 outside is equipped with sealing groove 111;

[0032] Limiting shielding mechanism 3 is located at the outer end of sludge discharge outlet 11, limiting shielding mechanism 3 includes shielding plate 31, the inner end of shielding plate 31 is fixedly provided with sealing plate 311, sewage outlet 321 is formed in the upper end of shielding plate 31 and sealing plate 311, and the outer end of sewage outlet 321 is connected with sewage discharge pipe 32;

[0033] Sludge treatment mechanism 2 is horizontally arranged at the upper end of sewage sedimentation tank 1.

[0034] Through the design of sludge treatment mechanism 2, the efficient and automatic discharge of sludge is realized, the horizontal movement of push plate 25 and sludge plate 251 in sewage sedimentation tank 1 is accurately controlled, the deposited sludge at the bottom of the tank is effectively scraped and pushed to sludge discharge outlet 11, which not only improves the sludge discharge efficiency, but also reduces manual intervention, operation difficulty and labor intensity;

[0035] Through the introduction of limiting shielding mechanism 3, the leakage problem during sewage discharge is effectively solved, the sealing structure ensures the tightness of sludge discharge outlet 11 in the closed state, prevents accidental leakage of sewage or sludge, and realizes automatic switching operation of sludge discharge.

[0036] Through the design of sewage inlet mechanism 4, preliminary filtration and dispersion treatment is provided for the sewage entering sewage sedimentation tank 1, which can effectively remove large particles in sewage, reduce the burden of subsequent sedimentation treatment, improve the sedimentation efficiency, ensure uniform distribution of sewage, avoid poor sedimentation effect caused by local overload, the overall layout is compact, the land area is small, suitable for use in various scale sewage treatment stations, and has wide applicability.

[0037] Further improved, the sludge treatment mechanism 2 comprises a fixed frame 21 and a lead screw 22, the fixed frame 21 is fixedly arranged at the upper end near both sides of the sewage sedimentation tank 1, the top of the fixed frame 21 is fixedly provided with a support plate 221 at both ends, the inside of the support plate 221 is rotatably connected with a shaft cylinder 222, the lead screw 22 is rotatably connected between the shaft cylinders 222, the right end of the lead screw 22 is rotatably connected with a fixed turntable 26, the lower end of the fixed turntable 26 is rotatably connected with a driving turntable 27 through a belt drive, the inside of the driving turntable 27 is fixedly provided with a driving shaft 272, the inside of the driving shaft 272 is rotatably connected with a shaft seat 273, the shaft seat 273 is fixedly arranged at the side end of the fixed frame 21, the outside of the driving shaft 272 is connected with a driving motor 271, and the bottom of the driving motor 271 and the side end of the fixed frame 21 are fixedly provided with a support 274.

[0038] The driving motor 271 and the driving shaft 272 are used for driving and controlling the rotation of the driving turntable 27, and the driving turntable 27 and the fixed turntable 26 are driven by the belt drive.

[0039] Further improved, the outside of the lead screw 22 is threadedly connected with a sliding cylinder 23, the bottom of the sliding cylinder 23 is fixedly provided with a limiting sliding plate 231, the top of the fixed frame 21 is provided with a sliding groove 211, the limiting sliding plate 231 is limitingly and slidingly connected in the inside of the sliding groove 211, the bottom of the limiting sliding plate 231 is fixedly provided with an extension plate 24, the bottom of the extension plate 24 is fixedly provided with a push plate 25, the top of the push plate 25 and the side end of the extension plate 24 are fixedly provided with a reinforcing rod 241, and the right end of the push plate 25 is fixedly provided with a sludge plate 251.

[0040] The lead screw 22 drives the sliding cylinder 23 to move transversely through the thread, the sliding cylinder 23 drives the limiting sliding plate 231 to limit sliding in the inside of the sliding groove 211, the extension plate 24 and the reinforcing rod 241 are used for supporting the push plate 25 downward with high strength, and the push plate 25 and the sludge plate 251 are used for scraping and discharging the sludge at the bottom to the right.

[0041] Further improved, the outer sides of the shielding plates 31 are respectively fixedly provided with a support 331 and a support 341, the insides of the support 331 and the support 341 are respectively fixedly provided with a sliding cylinder 332 and an auxiliary sliding cylinder 342.

[0042] The inside of the sliding cylinder 332 is threadedly connected with a lead screw 33, the left end of the lead screw 33 is fixedly and rotatably connected with a driving motor 333, and the right end of the driving motor 333 is fixedly provided with a positioning plate 36.

[0043] The inside of the auxiliary sliding cylinder 342 is slidingly connected with an auxiliary sliding rod 34, and the left end of the auxiliary sliding rod 34 is fixedly provided with a positioning plate 37.

[0044] The right ends of the lead screw 33 and the auxiliary sliding rod 34 are fixedly provided with a limiting disc 35.

[0045] The bracket one 331 and the bracket two 341 are used for penetratingly fixing the slide cylinder two 332 and the auxiliary slide cylinder 342, the driving motor two 333 is used for driving the screw rod two 33 to rotate, the screw rod two 33 drives the slide cylinder two 332 to move through the threaded action, the auxiliary slide rod 34 is located inside the auxiliary slide cylinder 342 to assist sliding, the positioning plate one 36 and the positioning plate two 37 are used for fixing the screw rod two 33 and the auxiliary slide rod 34 respectively, the limiting disc 35 is used for safely limiting the screw rod two 33 and the auxiliary slide rod 34, so as to avoid that the screw rod two 33 and the auxiliary slide rod 34 are separated from the slide cylinder two 332 and the auxiliary slide cylinder 342 outside.

[0046] Further improvement, the sewage sedimentation tank 1 is provided with a sewage inlet mechanism 4, the sewage inlet mechanism 4 includes a sewage inlet pipe 41, a cross pipe 42 and a sewage inlet distribution plate 43, the outer end of the sewage inlet pipe 41 is fixedly provided with a flange plate 411, the cross pipe 42 is fixedly arranged at the lower end of the sewage inlet pipe 41, and the sewage inlet distribution plate 43 is fixedly arranged at the two ends of the cross pipe 42.

[0047] The inner upper end of the sewage inlet distribution plate 43 is provided with a filter element 46, the outer end of the filter element 46 is fixedly provided with a mounting plate 461, the mounting plate 461 is mounted to the outer side wall of the sewage inlet distribution plate 43, and the inner upper end of the sewage inlet distribution plate 43 is fixedly provided with a limiting block 431.

[0048] The flange plate 411 is used for connecting the sewage pipeline to the sewage inlet pipe 41, the cross pipe 42 is used for distributing the sewage to the two sewage inlet distribution plates 43, forming a water curtain shape to enter the sewage sedimentation tank 1, the filter element 46 is used for preliminarily filtering the sewage, the limiting block 431 is used for stably supporting the filter element 46, and the mounting plate 461 is used for quickly disassembling and assembling the filter element 46 for maintenance and cleaning.

[0049] In particular improvement, the cross pipe 42 is fixedly provided with a cross rod 45 at the two sides, the rear end of the cross rod 45 is fixedly provided with a supporting rod 451, the outer portion of the sewage inlet pipe 41 is fixedly provided with a fixing disc 44, and the bottom of the fixing disc 44 is fixedly provided with a supporting plate 441.

[0050] The supporting plate 441 and the supporting rod 451 are both fixedly arranged at the upper end surface of the sewage sedimentation tank 1.

[0051] The cross rod 45 and the supporting rod 451 are used for high-strength supporting the cross pipe 42 and the sewage inlet distribution plate 43, and the fixing disc 44 and the supporting plate 441 are used for high-strength supporting the sewage inlet pipe 41.

[0052] Working principle: firstly, the sewage pipeline is connected to the sewage inlet pipe 41 through the flange plate 411, the sewage is distributed to the two sewage inlet distribution plates 43 through the cross pipe 42, and the water curtain formed after preliminary filtration through the filter element 46 enters the sewage sedimentation tank 1 downwardly.

[0053] Wastewater is discharged through wastewater outlet 321 and wastewater discharge pipe 32. When the sludge settles to the point of wastewater outlet 321, wastewater treatment is stopped and wastewater discharge pipe 32 is closed.

[0054] The drive motor 233 is started and the automatic control screw 233 rotates, which drives the slide cylinder 232 to move outward. After the auxiliary slide rod 34 is located inside the auxiliary slide cylinder 342 for auxiliary sliding, the shield plate 31 and the sealing plate 311 located at the sealing groove 111 of the sludge discharge outlet 11 are moved outward through the support 131 and the support 231.

[0055] The drive motor 271 is restarted to automatically control the drive shaft 272 and drive turntable 27 to rotate. The turntable 26 is fixed by belt transmission, causing the lead screw 22 to rotate. This causes the slide cylinder 23 to slide laterally outside the lead screw 22, which in turn causes the limit slide plate 231 to slide stably at the slide groove 211. The extension plate 24 and the reinforcing rod 241 drive the push plate 25 and the sludge discharge plate 251 to move to the right, scraping and discharging the sludge settled at the bottom of the sewage sedimentation tank 1 to the sludge discharge outlet 11.

[0056] The utility model discloses sewage sedimentation tank 1, sludge discharge port 11, sealing groove 111, sludge treatment mechanism 2, fixed frame 21, sliding groove 211, screw rod one 22, support plate 221, axle cylinder 222, sliding cylinder one 23, limit slide plate 231, extension plate 24, reinforcing rod 241, push plate 25, sludge plate 251, fixed rotating disc 26, drive rotating disc 27, drive motor one 271, drive shaft 272, axle seat 273, support 274, limit shelter mechanism 3, shelter board 31, sealing plate 311, sewage discharge pipe 32, sewage outlet 321, screw rod two 33, support one 331, sliding cylinder two 332, drive motor two 333, auxiliary sliding rod 34, support two 341, auxiliary sliding cylinder 342, limit disc 35, locating plate one 36, locating plate two 37, sewage entry mechanism 4, sewage entry pipe 41, flange plate 411, cross pipe 42, sewage entry distribution plate 43, limit block 431, fixed disc 44, support plate 441, cross rod 45, support rod 451, filter core 46, mounting plate 461, all parts are general standard parts or the parts that the person skilled in the art knows, and the structure and principle are all known to the person skilled in the art through technical manual or through conventional experimental method, the problem solved by the utility model is that manual salvage of the deposited sludge, and the sludge is easy to stir again in the salvage process, and the sludge discharge effect is poor, and it is time -consuming and laborious, and the operation is relatively complicated, the utility model realizes the efficient automatic discharge of sludge through the mutual combination of the above -mentioned parts, effectively scrapes and pushes the deposited sludge at the bottom of the pool to sludge discharge port 11, not only improves the sludge discharge efficiency, but also reduces manual intervention, reduces the operation difficulty and labor intensity, effectively solves the leakage problem when sewage is discharged, prevents accidental leakage of sewage or sludge, realizes automatic switching operation of sludge discharge, provides preliminary filtration and dispersion treatment for the sewage entering sewage sedimentation tank 1, can effectively remove large -sized impurities in the sewage, reduces the burden of subsequent sedimentation treatment, improves the sedimentation efficiency, ensures that the sewage is evenly distributed, avoids the problem of poor sedimentation effect caused by local overload, the overall layout is compact, and the land occupation is small, and it is suitable for use in various scale sewage treatment stations, and has wide applicability.

[0057] The basic principle and main features of the utility model and the advantages of the utility model are shown and described above, and it is obvious for the person skilled in the art that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, no matter from which point, the embodiment should be regarded as exemplary, and is non-restrictive, and the scope of the utility model is defined by the appended claims instead of the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any figure mark in the claims should not be regarded as limiting the involved claims.

[0058] Furthermore, it should be understood that although the specification is described in terms of embodiments, not every embodiment includes every feature or implementation described herein. The specification can include implicit combinations of explicitly mentioned features and / or implicit combinations of implicitly mentioned features. Such combinations are also expressly included within the scope of the specification and an embodiment.

Claims

1. A sludge discharge device for sewage sedimentation treatment, comprising a sewage sedimentation tank (1), a sludge discharge treatment mechanism (2) and a limiting and shielding mechanism (3), characterized in that: The sewage sedimentation tank (1) is an open box structure, a sludge discharge port (11) is formed in the bottom of the right side of the sewage sedimentation tank (1), and a sealing groove (111) is formed outside the sludge discharge port (11); The limiting and shielding mechanism (3) is arranged at the outer end of the sludge discharge port (11), and the limiting and shielding mechanism (3) comprises a shielding plate (31), a sealing plate (311) is fixedly arranged at the inner end of the shielding plate (31), a sewage outlet (321) is formed through the upper end of the shielding plate (31) and the sealing plate (311), and a sewage discharge pipe (32) is connected to the outer end of the sewage outlet (321); The sludge discharge treatment mechanism (2) is arranged at the upper end of the sewage sedimentation tank (1) in a transverse structure.

2. The sludge discharge device for sewage sedimentation treatment according to claim 1, characterized in that: The sludge discharge treatment mechanism (2) comprises a fixed frame (21) and a lead screw (22), the fixed frame (21) is fixedly arranged at the upper end of both sides of the sewage sedimentation tank (1), both ends of the top of the fixed frame (21) are fixedly provided with a support plate (221), shaft cylinders (222) are connected through the inside of the support plate (221), the lead screw (22) is rotatably connected between the shaft cylinders (222), a fixed rotating disc (26) is connected through the right end of the lead screw (22), a driving rotating disc (27) is connected through the lower end of the fixed rotating disc (26), a driving shaft (272) is fixedly arranged through the inside of the driving rotating disc (27), an axle seat (273) is rotatably connected to the inner end of the driving shaft (272), the axle seat (273) is fixedly arranged at the side end of the fixed frame (21), a driving motor (271) is connected to the outer end of the driving shaft (272), and a support (274) is fixedly arranged between the bottom of the driving motor (271) and the side end of the fixed frame (21).

3. A sludge discharge device for a sewage sedimentation treatment according to claim 2, characterized in that: The outside of the lead screw (22) is threadedly connected with a sliding cylinder (23), a limiting sliding plate (231) is fixedly arranged at the bottom of the sliding cylinder (23), a sliding groove (211) is formed in the top of the fixed frame (21), the limiting sliding plate (231) is limitingly and slidingly connected in the inside of the sliding groove (211), an extension plate (24) is fixedly arranged at the bottom of the limiting sliding plate (231), a push plate (25) is fixedly arranged at the bottom of the extension plate (24), a reinforcing rod (241) is fixedly arranged at the top of the push plate (25) and the side end of the extension plate (24), and a sludge discharge plate (251) is fixedly arranged at the right end of the bottom of the push plate (25).

4. The sludge discharge device according to claim 1, wherein: The outside of the shielding plate (31) is fixedly provided with a support (331) and a support (341) at both ends, respectively, and a sliding cylinder (332) and an auxiliary sliding cylinder (342) are fixedly arranged in the inside of the support (331) and the support (341), respectively; The inside of the sliding cylinder (332) is threadedly connected with a lead screw (33), a driving motor (333) is fixedly and rotatably connected to the left end of the lead screw (33), and a positioning plate (36) is fixedly arranged at the right end of the driving motor (333); The auxiliary slide cylinder (342) is internally slidably connected with an auxiliary slide rod (34), and the left end of the auxiliary slide rod (34) is fixedly provided with a second positioning plate (37); The second screw rod (33) and the right end of the auxiliary slide rod (34) are both fixedly provided with a limiting disc (35).

5. The sludge discharge device according to claim 1, characterized in that: The sewage sedimentation tank (1) is provided with a sewage inlet mechanism (4) above it, which comprises a sewage inlet pipe (41), a cross pipe (42) and a sewage inlet distribution plate (43), the outer end of the sewage inlet pipe (41) is fixedly provided with a flange (411), the cross pipe (42) is fixedly arranged at the lower end of the sewage inlet pipe (41), and the sewage inlet distribution plate (43) is fixedly arranged at both ends of the cross pipe (42); The inner upper end of the sewage inlet distribution plate (43) is provided with a filter core (46), the outer end of the filter core (46) is fixedly provided with a mounting plate (461), the mounting plate (461) is mounted on the outer side wall of the sewage inlet distribution plate (43), and the inner upper end of the sewage inlet distribution plate (43) is fixedly provided with a limiting block (431).

6. A sludge discharge device for a sewage sedimentation treatment plant according to claim 5, characterized in that The cross pipe (42) is fixedly provided with a cross rod (45) on both sides, the rear end of the cross rod (45) is fixedly provided with a supporting rod (451), the outer part of the sewage inlet pipe (41) is fixedly provided with a fixed disc (44), and the bottom of the fixed disc (44) is fixedly provided with a supporting plate (441); The supporting plate (441) and the supporting rod (451) are both fixedly arranged on the upper end surface of the sewage sedimentation tank (1).

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