Rotary sludge scraping and discharging equipment for sedimentation tank

Abstract

The utility model relates to the technical field of sludge discharging equipment, in particular to rotary sludge scraping and discharging equipment for a sedimentation tank, which has the advantages that the structural strength and durability are improved, a sludge scraping plate is convenient to replace, mount and fix, and the convenience and the sludge scraping quality are improved. Comprising a mud scraping mechanism; the mud scraper further comprises an installation mechanism, a locking mechanism, a first supporting mechanism, a second supporting mechanism and a mud discharging mechanism, the installation mechanism is installed on the mud scraping mechanism, the locking mechanism is installed on the installation mechanism, the first supporting mechanism is installed on the mud scraping mechanism, the second supporting mechanism is installed on the mud scraping mechanism, and the mud discharging mechanism is installed at the bottom end of the mud scraping mechanism. Precipitated sludge is subjected to rotary sludge scraping treatment through the sludge scraping mechanism, the sludge scraping mechanism is conveniently mounted, dismounted and replaced through the mounting mechanism, the mounting mechanism is fixed through the locking mechanism, the first supporting mechanism supports the mounting mechanism, the second supporting mechanism transversely supports the mounting mechanism, and the sludge is discharged through the sludge discharging mechanism.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of sludge discharge equipment, in particular to a kind of sedimentation tank rotary mud scraping sludge discharge equipment. BACKGROUND

[0002] Sedimentation tank is an important structure in sewage treatment system, which removes suspended particles with higher density than water from water by gravity sedimentation.

[0003] The existing sludge discharge equipment, for example, prior art with application number CN201720375640.X, including mud scraping platform, mud scraping plate, sludge discharge pipe, circle center position, inclined pipe area and transmission shaft, etc., by setting the mud scraping platform with arc surface at the bottom of the sedimentation tank, improve the mud scraping effect, avoid the appearance of sludge dead angle at the bottom of the sedimentation tank, and the discharged sludge water has high solid content.

[0004] But the mud scraping plate will be deformed and broken after long time use, and the prior art is not convenient for replacing the mud scraping plate, which reduces the quality of mud scraping. INVENTION CONTENTS

[0005] To solve the above technical problems, the utility model provides a kind of sedimentation tank rotary mud scraping sludge discharge equipment, which improves structural strength and durability, and is convenient for replacing and installing and fixing mud scraping plate, improves convenience and the quality of mud scraping.

[0006] The utility model relates to a kind of sedimentation tank rotary mud scraping sludge discharge equipment, including mud scraping mechanism;Further including mounting mechanism, locking mechanism, first support mechanism, second support mechanism and sludge discharge mechanism, mounting mechanism is installed on mud scraping mechanism, locking mechanism is installed on mounting mechanism, first support mechanism is installed on mud scraping mechanism, second support mechanism is installed on mud scraping mechanism, sludge discharge mechanism is installed at the bottom end of mud scraping mechanism, and the sedimentation sludge is treated by rotating mud scraping by mud scraping mechanism, mounting mechanism is convenient for installation and disassembly replacement to mud scraping mechanism, locking mechanism is fixed to mounting mechanism, first support mechanism is supported, second support mechanism is supported to the transverse direction of mounting mechanism, and sludge is discharged by sludge discharge mechanism;The sedimentation sludge is treated by rotating mud scraping by mud scraping mechanism, mounting mechanism is convenient for installation and disassembly replacement to mud scraping mechanism, improves convenience, locking mechanism is fixed to mounting mechanism, first support mechanism is supported, and when mud scraping mechanism is replaced, mud scraping mechanism is replaced by adjusting first support mechanism, second support mechanism is supported to the transverse direction of mounting mechanism, improves stability, and sludge is discharged by sludge discharge mechanism.

[0007] Preferably, the mud scraping mechanism comprises a sedimentation bin, a mud scraping shaft, a mud scraping plate and a mud scraping motor, the bottom end of the sedimentation bin is provided with a sewage outlet, the sewage outlet of the sedimentation bin is provided with a support, one end of the mud scraping shaft is rotatably installed on the support, the top end of the mud scraping shaft is rotatably installed on the sedimentation bin, the mud scraping plate is installed on the mud scraping shaft through a mounting mechanism, the mud scraping motor is installed on the top end of the sedimentation bin, and the output end of the mud scraping motor is connected with the mud scraping shaft; the mud scraping motor is turned on to drive the mud scraping shaft to rotate, thereby driving the mud scraping shaft to scrape the sedimentation bin, and the sludge is scraped into the sewage outlet at the bottom end of the sedimentation bin.

[0008] Preferably, the mounting mechanism comprises a T-shaped slide and a T-shaped slide block, one end of the T-shaped slide is rotatably installed on the mud scraping shaft through a rotating frame, the T-shaped slide block is slidably installed in the T-shaped slide, and the mud scraping plate is installed on the T-shaped slide block; the T-shaped slide block is slidably installed in the T-shaped slide, so that the mud scraping plate is easily replaced, and convenience and mud scraping quality are improved.

[0009] Preferably, the locking mechanism comprises a through slot, a guide slot, a clamping slot, a locking pin, a limiting plate, a sliding sleeve box, a sliding lock block, a pull rod and a spring, the T-shaped slide and the T-shaped slide block are both provided with the through slot and the guide slot, the guide slot is located on the inner wall of the through slot, the clamping slot is arranged on the outer wall of the T-shaped slide, the locking pin is slidably installed in the through slot of the T-shaped slide and the T-shaped slide block, the limiting plate is installed at one end of the locking pin, the sliding sleeve box is installed at the other end of the locking pin, the sliding lock block is slidably installed in the sliding sleeve box, one end of the pull rod is installed on the sliding lock block, the pull rod is slidably installed on the sliding sleeve box, and the spring is connected between the sliding lock block and the inner wall of the sliding sleeve box; the T-shaped slide block is slidably installed in the T-shaped slide, so that the mud scraping plate is easily replaced, and convenience and mud scraping quality are improved; when the T-shaped slide block needs to be fixed after being slidably installed in the T-shaped slide, the T-shaped slide and the T-shaped slide block are aligned through sliding the T-shaped slide block, then the sliding sleeve box is aligned with the guide slot, the locking pin is inserted into the through slot, the sliding sleeve box is slidably guided in the guide slot, the limiting plate is limited when the limiting plate is limited with the outer wall of the T-shaped slide, the pull rod is pulled, so that the sliding lock block enters into the sliding sleeve box, then the locking pin is rotated until the sliding lock block is aligned with the clamping slot, the pull rod is released, the sliding lock block is pushed into the clamping slot through the elasticity of the spring to complete the fixation of the locking pin, thereby completing the fixation of the T-shaped slide block and the T-shaped slide, and improving the convenience.

[0010] Preferably, the first supporting mechanism comprises a telescopic rod and a fixing bolt, one end of the telescopic rod is rotatably installed on the mud scraping shaft, the other end of the telescopic rod is rotatably installed on the T-shaped slide, and the fixing bolt is installed on the telescopic rod; when the mud scraping plate needs to be replaced, the fixing bolt is loosened, so that the telescopic rod is telescoped to drive the T-shaped slide to rotate, thereby facilitating the T-shaped slide block to be taken out, and the convenience is improved, and the telescopic rod is fixed through the fixing bolt.

[0011] Preferably, the second supporting mechanism comprises a supporting frame and two supporting rods, the supporting frame is installed on the mud scraping rotating shaft, one end of the two supporting rods is connected with the supporting frame ball head, and the other end of the two supporting rods is connected with the outer wall ball head of the T-shaped slide way; the T-shaped slide way is supported through the supporting frame and the supporting rods, the structural strength is improved, and the durability is improved.

[0012] Preferably, the mud discharging mechanism comprises a mud discharging pipe, a stirring shaft, a auger blade and a mud discharging motor, the mud discharging pipe is installed at the bottom end of the sedimentation bin blow-off port, the stirring shaft is rotatably installed in the mud discharging pipe, the auger blade is installed on the stirring shaft, the stirring shaft is provided with the mud discharging pipe, the mud discharging pipe is provided with a valve, the mud discharging motor is installed on the outer wall of the mud discharging pipe, and the output end of the mud discharging motor is connected with the stirring shaft; when the sludge is scraped into the blow-off port of the sedimentation bin, the sludge falls into the mud discharging pipe through gravity, the valve is opened, the stirring shaft is driven to rotate by the mud discharging motor, and then the sludge is discharged from the mud discharging pipe through the rotation of the auger blade.

[0013] Compared with the prior art, the beneficial effects of the utility model are that: the mud scraping mechanism is used for rotating and scraping the deposited sludge, the installation mechanism is convenient for installation, disassembly and replacement of the mud scraping mechanism, convenience is improved, the locking mechanism is used for fixing the installation mechanism, the first supporting mechanism is used for supporting, when the mud scraping mechanism needs to be replaced, the first supporting mechanism can be adjusted to facilitate replacement of the mud scraping mechanism, the second supporting mechanism is used for supporting the transverse direction of the installation mechanism, stability is improved, and the mud discharging mechanism discharges the sludge. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is the first axonometric structure schematic view of the utility model;

[0015] Figure 2 is the second axonometric structure schematic view of the utility model;

[0016] Figure 3 is the front view cross section axonometric structure schematic view of the utility model;

[0017] Figure 4 is the cross section axonometric structure schematic view of the utility model;

[0018] Figure 5 is the side view cross section structure schematic view of the utility model;

[0019] Figure 6 is the top view cross section axonometric structure schematic view of the utility model;

[0020] Figure 7 is the side view cross section axonometric structure schematic view of the utility model;

[0021] Figure 8 is the Figure 4 enlarged structure schematic view of the A place in the utility model;

[0022] Figure 9 The utility model discloses Figure 7 Amplification structure schematic diagram of B place in the middle;

[0023] Marked in the drawing: 01, scrape mud mechanism;11, deposit storehouse;12, scrape mud pivot;13, scrape mud board;14, scrape mud motor;02, mounting mechanism;21, T type slide;22, T type sliding block;03, locking mechanism;31, pass through slot;32, guide slot;33, card slot;34, lock pin;35, limit plate;36, sliding sleeve box;37, sliding lock block;38, pull rod;39, spring;04, first support mechanism;41, telescopic link;42, fixed bolt;05, second support mechanism;51, support frame;52, support rod;06, mud discharge mechanism;61, mud discharge pipe;62, stirring shaft;63, auger blade;64, mud discharge motor. DETAILED DESCRIPTION

[0024] In order to facilitate understanding the utility model, below will be more comprehensive description of the utility model with reference to relevant drawings. The utility model can be realized in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0025] Example 1

[0026] As Figures 1 to 9 Illustrated, a kind of sedimentation tank rotary mud scraping and discharging equipment, including scrape mud mechanism 01, still include mounting mechanism 02, locking mechanism 03, first support mechanism 04, second support mechanism 05 and mud discharge mechanism 06, mounting mechanism 02 is installed on scrape mud mechanism 01, locking mechanism 03 is installed on mounting mechanism 02, first support mechanism 04 is installed on scrape mud mechanism 01, second support mechanism 05 is installed on scrape mud mechanism 01, mud discharge mechanism 06 is installed at the bottom end of scrape mud mechanism 01;

[0027] Through scrape mud mechanism 01, rotary mud scraping treatment is carried out to the sediment sludge, mounting mechanism 02 facilitates installation and disassembly replacement to scrape mud mechanism 01, locking mechanism 03 is fixed to mounting mechanism 02, first support mechanism 04 supports, second support mechanism 05 supports the transverse direction of mounting mechanism 02, and mud discharge mechanism 06 discharges sludge;

[0028] The mud scraping mechanism 01 comprises a sedimentation bin 11, a mud scraping rotating shaft 12, a mud scraping plate 13 and a mud scraping motor 14, the bottom end of the sedimentation bin 11 is provided with a sewage outlet, the sewage outlet of the sedimentation bin 11 is provided with a support, one end of the mud scraping rotating shaft 12 is rotatably installed on the support, the top end of the mud scraping rotating shaft 12 is rotatably installed on the sedimentation bin 11, the mud scraping plate 13 is installed on the mud scraping rotating shaft 12 through a mounting mechanism 02, the mud scraping motor 14 is installed on the top end of the sedimentation bin 11, and the output end of the mud scraping motor 14 is connected with the mud scraping rotating shaft 12;

[0029] The mounting mechanism 02 comprises a T-shaped slide 21 and a T-shaped slide block 22, one end of the T-shaped slide 21 is rotatably installed on the mud scraping rotating shaft 12 through a rotating frame, the T-shaped slide block 22 is slidably installed in the T-shaped slide 21, and the mud scraping plate 13 is installed on the T-shaped slide block 22;

[0030] The locking mechanism 03 comprises a through slot 31, a guide slot 32, a clamping slot 33, a locking pin 34, a limiting plate 35, a sliding sleeve box 36, a sliding lock block 37, a pull rod 38 and a spring 39, the through slot 31 and the guide slot 32 are arranged on the T-shaped slide 21 and the T-shaped slide block 22, the guide slot 32 is located on the inner wall of the through slot 31, the clamping slot 33 is arranged on the outer wall of the T-shaped slide 21, the locking pin 34 is slidably installed in the through slot 31 of the T-shaped slide 21 and the T-shaped slide block 22, the limiting plate 35 is installed at one end of the locking pin 34, the sliding sleeve box 36 is installed at the other end of the locking pin 34, the sliding lock block 37 is slidably installed in the sliding sleeve box 36, one end of the pull rod 38 is installed on the sliding lock block 37, the pull rod 38 is slidably installed on the sliding sleeve box 36, and the spring 39 is connected between the sliding lock block 37 and the inner wall of the sliding sleeve box 36;

[0031] The first supporting mechanism 04 comprises a telescopic rod 41 and a fixing bolt 42, one end of the telescopic rod 41 is rotatably installed on the mud scraping rotating shaft 12, the other end of the telescopic rod 41 is rotatably installed on the T-shaped slide 21, and the fixing bolt 42 is installed on the telescopic rod 41;

[0032] The second supporting mechanism 05 comprises a support frame 51 and two supporting rods 52, the support frame 51 is installed on the mud scraping rotating shaft 12, one end of each of the two supporting rods 52 is connected with the support frame 51 in a ball head mode, and the other end of each of the two supporting rods 52 is connected with the outer wall of the T-shaped slide 21 in a ball head mode;

[0033] By opening the mud scraping motor 14 to drive the mud scraping shaft 12 to rotate, and then drive the mud scraping shaft 12 to scrape the mud to the bottom of the sedimentation tank 11, the T-shaped sliding block 22 is slidably installed in the T-shaped slide 21, which facilitates the replacement of the mud scraping plate 13, improves the convenience and the quality of the mud scraping. When the T-shaped sliding block 22 is slidably installed in the T-shaped slide 21 and needs to be fixed, the T-shaped sliding block 22 is slid so that the T-shaped slide 21 is aligned with the through slot 31 and the guide slot 32 of the T-shaped sliding block 22. Then align the sliding sleeve box 36 with the guide slot 32, insert the lock pin 34 into the through slot 31, and slide the sliding sleeve box 36 in the guide slot 32. When the limiting plate 35 is limited by the outer wall of the T-shaped slide 21, pull the pull rod 38 so that the sliding lock block 37 enters the sliding sleeve box 36. Then rotate the lock pin 34 until the sliding lock block 37 is aligned with the clamping slot 33, loosen the pull rod 38, and the elasticity of the spring 39 pushes the sliding lock block 37 into the clamping slot 33 to complete the fixation of the lock pin 34, and then complete the fixation of the T-shaped sliding block 22 and the T-shaped slide 21, improve the convenience. When the mud scraping plate 13 is replaced, loosen the fixing bolt 42, so that the telescopic rod 41 is telescopic to drive the T-shaped slide 21 to rotate, and then the T-shaped sliding block 22 is taken out, improving the convenience. The fixing bolt 42 is used to fix the telescopic rod 41, and the support frame 51 and the support rod 52 are used to support the T-shaped slide 21, improving the structural strength and improving the durability.

[0034] Example 2

[0035] As shown in Figures 1 to 3 A sedimentation tank rotary mud scraping and discharging device, comprising a mud scraping mechanism 01, further comprising a mounting mechanism 02, a locking mechanism 03, a first supporting mechanism 04, a second supporting mechanism 05 and a mud discharging mechanism 06, the mounting mechanism 02 is installed on the mud scraping mechanism 01, the locking mechanism 03 is installed on the mounting mechanism 02, the first supporting mechanism 04 is installed on the mud scraping mechanism 01, the second supporting mechanism 05 is installed on the mud scraping mechanism 01, and the mud discharging mechanism 06 is installed at the bottom end of the mud scraping mechanism 01.

[0036] The mud scraping mechanism 01 is used for rotary mud scraping and treatment of the sedimentation sludge, the mounting mechanism 02 is used for installation, disassembly and replacement of the mud scraping mechanism 01, the locking mechanism 03 is used for fixing the mounting mechanism 02, the first supporting mechanism 04 is used for supporting, the second supporting mechanism 05 is used for supporting the transverse direction of the mounting mechanism 02, and the mud discharging mechanism 06 is used for discharging the sludge.

[0037] The mud scraping mechanism 01 comprises a sedimentation bin 11, a mud scraping shaft 12, a mud scraping plate 13 and a mud scraping motor 14, the bottom end of the sedimentation bin 11 is provided with a sewage outlet, the sewage outlet of the sedimentation bin 11 is provided with a support, one end of the mud scraping shaft 12 is rotatably installed on the support, the top end of the mud scraping shaft 12 is rotatably installed on the sedimentation bin 11, the mud scraping plate 13 is installed on the mud scraping shaft 12 through a mounting mechanism 02, the mud scraping motor 14 is installed on the top end of the sedimentation bin 11, and the output end of the mud scraping motor 14 is connected with the mud scraping shaft 12;

[0038] The mud discharging mechanism 06 comprises a mud discharging pipe 61, a stirring shaft 62, a auger blade 63 and a mud discharging motor 64, the mud discharging pipe 61 is installed at the bottom end of the sewage outlet of the sedimentation bin 11, the stirring shaft 62 is rotatably installed in the mud discharging pipe 61, the auger blade 63 is installed on the stirring shaft 62, the stirring shaft 62 is provided with a mud discharging pipe, the mud discharging pipe is provided with a valve, and the mud discharging motor 64 is installed on the outer wall of the mud discharging pipe 61, and the output end of the mud discharging motor 64 is connected with the stirring shaft 62;

[0039] When the mud is scraped into the sewage outlet of the sedimentation bin 11, it falls into the mud discharging pipe 61 through gravity, the valve is opened, the stirring shaft 62 is driven to rotate by the mud discharging motor 64, and then the mud is discharged from the mud discharging pipe through the rotation of the auger blade 63.

[0040] As Figures 1 to 9 Figures 1 to 9As shown, the mud scraping and discharging equipment for the sedimentation tank of the utility model, when working, through opening the mud scraping motor 14 drives the mud scraping shaft 12 to rotate, and then drives the mud scraping shaft 12 to carry out mud scraping treatment to the sedimentation bin 11, and the sludge is scraped into the sludge discharge port at the bottom end of the sedimentation bin 11, by slidingly installing the T-shaped sliding block 22 in the T-shaped slide 21, it is convenient to replace the mud scraping plate 13, improve convenience and mud scraping quality, when the T-shaped sliding block 22 is slidingly installed in the T-shaped slide 21 and needs to be fixed, sliding T-shaped sliding block 22, so that the T-shaped slide 21 and the through slot 31 and the guide slot 32 of the T-shaped sliding block 22 are aligned, then align the sliding sleeve box 36 to the guide slot 32, insert the lock pin 34 into the through slot 31, slidingly guide the sliding sleeve box 36 in the guide slot 32, when the limiting plate 35 is limited with the outer wall of the T-shaped slide 21, pull the pull rod 38, so that the sliding lock block 37 enters into the sliding sleeve box 36, then rotate the lock pin 34, until the sliding lock block 37 is aligned with the clamping groove 33, loosen the pull rod 38, the sliding lock block 37 is pushed into the clamping groove 33 by the elasticity of the spring 39 to complete the fixation of the lock pin 34, and then complete the fixation of the T-shaped sliding block 22 and the T-shaped slide 21, improve the convenience, when the mud scraping plate 13 is replaced, loosen the fixing bolt 42, so that the telescopic rod 41 is telescopic and drives the T-shaped slide 21 to rotate, and then it is convenient to take out the T-shaped sliding block 22, improve the convenience, the telescopic rod 41 is fixed by the fixing bolt 42, the T-shaped slide 21 is supported by the supporting frame 51 and the supporting rod 52, the structural strength is improved, the durability is improved, when the sludge is scraped into the sludge discharge port of the sedimentation bin 11, it falls into the sludge discharge pipe 61 by gravity, opens the valve, drives the stirring shaft 62 to rotate by the sludge discharging motor 64, and then the sludge is discharged from the sludge discharge pipe by the rotation of the auger blade 63.

[0041] The mud scraping motor 14 and the sludge discharging motor 64 are purchased on the market, and the technical personnel in the industry only needs to install and operate according to the attached instruction manual, without the technical personnel in the field to pay creative labor.

[0042] The main function realized by the utility model is that in the working process of the sludge discharging equipment, the structural strength and the durability are improved, and it is convenient to replace and install and fix the mud scraping plate 13, the convenience and the quality of mud scraping are improved.

[0043] The above only describes the preferred embodiments of the utility model, and it should be pointed out that for ordinary technical personnel in the technical field, without departing from the technical principles of the utility model, a number of improvements and modifications can be made, and these improvements and modifications should be regarded as the protection range of the utility model.

Claims

1. A rotary mud scraping and discharging device for a sedimentation tank, comprising a mud scraping mechanism (01); characterized in that: The device further comprises a mounting mechanism (02), a locking mechanism (03), a first supporting mechanism (04), a second supporting mechanism (05) and a mud discharge mechanism (06), wherein the mounting mechanism (02) is mounted on the mud scraping mechanism (01), the locking mechanism (03) is mounted on the mounting mechanism (02), the first supporting mechanism (04) is mounted on the mud scraping mechanism (01), the second supporting mechanism (05) is mounted on the mud scraping mechanism (01), and the mud discharge mechanism (06) is mounted at the bottom end of the mud scraping mechanism (01); The scraping mechanism (01) performs rotary scraping treatment on the settled sludge, the mounting mechanism (02) facilitates the installation, removal and replacement of the scraping mechanism (01), the locking mechanism (03) fixes the mounting mechanism (02), the first supporting mechanism (04) provides support, the second supporting mechanism (05) supports the mounting mechanism (02) in the horizontal direction, and the sludge discharge mechanism (06) discharges the sludge.

2. The rotary mud scraping and discharging equipment for a sedimentation tank according to claim 1, characterized in that: The scraping mechanism (01) comprises a sedimentation bin (11), a scraping shaft (12), a scraping plate (13) and a scraping motor (14). A sewage outlet is provided at the bottom end of the sedimentation bin (11). A bracket is provided at the sewage outlet of the sedimentation bin (11). One end of the scraping shaft (12) is rotatably mounted on the bracket. The top end of the scraping shaft (12) is rotatably mounted on the sedimentation bin (11). The scraping plate (13) is mounted on the scraping shaft (12) via a mounting mechanism (02). The scraping motor (14) is mounted at the top end of the sedimentation bin (11). The output end of the scraping motor (14) is connected to the scraping shaft (12).

3. The rotary mud scraping and discharging equipment for a sedimentation tank according to claim 2, characterized in that: The mounting mechanism (02) comprises a T-shaped slideway (21) and a T-shaped slider (22). One end of the T-shaped slideway (21) is rotatably mounted on the scraper shaft (12) via a rotating frame. The T-shaped slider (22) is slidably mounted in the T-shaped slideway (21). The scraper blade (13) is mounted on the T-shaped slider (22).

4. The rotary mud scraping and discharging equipment for a sedimentation tank according to claim 3, characterized in that: The locking mechanism (03) includes a through groove (31), a guide groove (32), a clamping groove (33), a locking pin (34), a limit plate (35), a sliding sleeve (36), a sliding lock block (37), a pull rod (38) and a spring (39). The through groove (31) and the guide groove (32) are both provided on the T-shaped slideway (21) and the T-shaped slider (22). The guide groove (32) is located on the inner wall of the through groove (31), the clamping groove (33) is provided on the outer wall of the T-shaped slideway (21), and the locking pin (34) can slide. The invention is installed in the through groove (31) of the T-shaped slideway (21) and the T-shaped slider (22), the limit plate (35) is installed on one end of the lock pin (34), the sliding sleeve (36) is installed on the other end of the lock pin (34), the sliding lock block (37) is slidably installed in the sliding sleeve (36), one end of the pull rod (38) is installed on the sliding lock block (37), the pull rod (38) is slidably installed on the sliding sleeve (36), and the spring (39) connects the sliding lock block (37) and the inner wall of the sliding sleeve (36).

5. The rotary mud scraping and discharging equipment for a sedimentation tank according to claim 3, characterized in that: The first supporting mechanism (04) comprises a telescopic rod (41) and a fixing bolt (42), one end of the telescopic rod (41) is rotatably mounted on the mud scraping shaft (12), the other end of the telescopic rod (41) is rotatably mounted on the T-shaped slideway (21), and the fixing bolt (42) is mounted on the telescopic rod (41).

6. The rotary mud scraping and discharging equipment for a sedimentation tank according to claim 3, characterized in that: The second supporting mechanism (05) comprises a supporting frame (51) and two supporting rods (52). The supporting frame (51) is mounted on the mud scraping shaft (12). One end of the two supporting rods (52) is connected to the ball head of the supporting frame (51), and the other end of the two supporting rods (52) is connected to the ball head of the outer wall of the T-shaped slideway (21).

7. The rotary mud scraping and discharging equipment for a sedimentation tank according to claim 2, characterized in that: The mud discharge mechanism (06) comprises a mud discharge pipe (61), a stirring shaft (62), an auger blade (63) and a mud discharge motor (64). The mud discharge pipe (61) is installed at the bottom end of the sewage outlet of the sedimentation bin (11). The stirring shaft (62) is rotatably installed in the mud discharge pipe (61). The auger blade (63) is installed on the stirring shaft (62). The stirring shaft (62) is provided with a mud discharge pipe, and a valve is provided on the mud discharge pipe. The mud discharge motor (64) is installed on the outer wall of the mud discharge pipe (61). The output end of the mud discharge motor (64) is connected to the stirring shaft (62).

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