CN211050968U - Mud scraper for sedimentation tank - Google Patents

Mud scraper for sedimentation tank Download PDF

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Publication number
CN211050968U
CN211050968U CN201921809036.9U CN201921809036U CN211050968U CN 211050968 U CN211050968 U CN 211050968U CN 201921809036 U CN201921809036 U CN 201921809036U CN 211050968 U CN211050968 U CN 211050968U
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CN
China
Prior art keywords
mud
scraper
motor
sedimentation tank
mud scraper
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CN201921809036.9U
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Chinese (zh)
Inventor
王征华
阳灿
项洋帆
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Wuhan Zhongyu Water Equipment Co ltd
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Wuhan Zhongyu Water Equipment Co ltd
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Priority to CN201921809036.9U priority Critical patent/CN211050968U/en
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Abstract

The utility model discloses a mud scraper for a sedimentation tank, the top of the sedimentation tank is provided with a support, a motor is fixedly arranged on the support, the bottom of the sedimentation tank is provided with a mud collecting groove, the middle part of the mud collecting groove is vertically and movably provided with a rotating shaft, the top of the rotating shaft is connected with a motor in a transmission way, the lower end of the rotating shaft is fixedly provided with a mud scraper and a mud collecting mechanism, the mud scraping surface of the mud scraper is provided with a mud collecting mechanism, the mud collecting mechanism comprises a second motor and a lead screw, the second motor is fixedly arranged on the mud scraper, the lead screw is movably connected with the mud scraper through a bearing, one end of the lead screw is connected with the second motor in a transmission way, a slider is arranged on the lead screw in a threaded way, the bottom of the slider is fixedly provided with a scraper blade, a mud discharging plate is arranged in the mud collecting groove, the mud discharging; the utility model discloses be provided with collection mud mechanism on the mud scraper, can strike off adnexed bottom of the pool mud on the mud scraper and discharge to the gathering of the mud groove at bottom of the pool center fast, can effectively improve and scrape mud discharging efficiency.

Description

Mud scraper for sedimentation tank
Technical Field
The utility model relates to a sewage treatment technical field especially relates to a mud scraper is used to sedimentation tank.
Background
The mud scraper is a machine for cleaning mud from river channels, and is used in circular sedimentation tanks with large diameters in municipal sewage treatment plants, water supply plants and industrial wastewater treatment to remove the mud settled at the bottom of the tanks. The during operation drive arrangement drives the mud scraper and rotates around the sedimentation tank center, and the raw water is through sedimentation tank sedimentation back, and the supernatant is discharged from the overflow weir plate, deposits in the mud of bottom of the pool, under the promotion of logarithmic spiral curve form scraper blade, slowly along the bottom of the pool flow direction central mud collection inslot, discharges through the mud pipe. Wherein, curve scraper blade mainly used strikes off bottom of pool mud, and is slow to bottom of pool center collection mud efficiency, makes the mud of gathering on the mud scraping plate more and more, is influenced the effect that the mud scraping plate scraped new mud by old mud during the mud scraping, and then leads to the reduction of efficiency.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a mud scraper for a sedimentation tank, which can obviously improve the mud scraping efficiency.
In order to solve the technical problem, the utility model provides a following technical scheme:
a mud scraper for a sedimentation tank comprises the sedimentation tank, a first motor and a mud scraper, wherein a bracket is arranged at the top of the sedimentation tank, the first motor is fixedly arranged on the bracket, the bottom of the sedimentation tank is provided with a sludge collection groove, the middle part of the sludge collection groove is vertically and movably provided with a rotating shaft, the top of the rotating shaft is in transmission connection with a first motor, the lower end of the rotating shaft is fixedly provided with a mud scraper, the mud scraping surface of the mud scraping plate is provided with a mud collecting mechanism which comprises a second motor and a screw rod, the second motor is fixedly arranged on the mud scraping plate, the screw rod is movably connected with the mud scraping plate through a bearing, one end of the screw rod is in transmission connection with a second motor, a sliding block is arranged on the screw rod in a threaded manner, a scraping plate is fixedly arranged at the bottom of the sliding block, the sludge collecting groove is internally provided with a sludge discharging plate which is fixedly connected with the bottom of the rotating shaft, and the bottom of the sludge collecting groove is provided with a sludge discharging pipe.
As a preferred technical scheme of the utility model, electric putter and lifter plate are installed to the mud scraping surface of scraper, electric putter's one end is connected with the top of lifter plate, the lifter plate passes through spout and scraper sliding connection, collection mud mechanism installs on the lifter plate.
As an optimized technical scheme of the utility model, the mud scraper is the rectangle structure.
As an optimal technical scheme of the utility model, No. two motors all are provided with waterproof housing with electric putter's surface.
As an optimal technical scheme of the utility model, the mud collecting groove is of an inverted trapezoidal structure.
Compared with the prior art, the utility model discloses the beneficial effect that can reach is:
the utility model discloses be provided with collection mud mechanism on the mud scraper, can strike off adnexed bottom of the pool mud on the mud scraper and gather the discharge to the collection mud groove at bottom of the pool center fast to prevent that the mud of gathering on the mud scraper is more and more, influence the effect that the new mud was scraped to the mud scraper, can effectively improve mud scraping efficiency.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a side view of the mud scraper of the present invention;
wherein: 1. a sedimentation tank; 2. a support; 3. a first motor; 4. a rotating shaft; 5. a mud scraper; 6. a mud collecting mechanism; 7. a sludge collection tank; 8. a mud discharging plate; 9. a sludge discharge pipe; 10. a second motor; 11. a lifting plate; 12. a bearing; 13. a screw rod; 14. a slider; 15. a squeegee; 16. an electric push rod.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Referring to fig. 1-2, a mud scraper for a sedimentation tank comprises a sedimentation tank 1, a first motor 3 and a mud scraper 5, wherein a bracket 2 is arranged at the top of the sedimentation tank 1, the first motor 3 is fixedly arranged on the bracket 2, a mud collecting tank 7 is arranged at the bottom of the sedimentation tank 1, a rotating shaft 4 is vertically and movably arranged in the middle of the mud collecting tank 7, the top of the rotating shaft 4 is in transmission connection with the first motor 3, the lower end of the rotating shaft 4 is fixedly provided with the mud scraper 5, a mud collecting mechanism 6 is arranged on the mud scraping surface of the mud scraper 5, the mud collecting mechanism 6 comprises a second motor 10 and a screw rod 13, the second motor 10 is fixedly arranged on the mud scraper 5, the screw rod 13 is movably connected with the mud scraper 5 through a bearing 12, one end of the screw rod 13 is in transmission connection with the second motor 10, a slide block 14 is arranged on the screw rod 13 in a threaded manner, a scraper 15 is fixedly arranged at the bottom of the slide block 14, a mud scraper 8 is arranged in the mud collecting tank 7, the bottom of the sludge collecting groove 7 is provided with a sludge discharge pipe 9.
Electric putter 16 and lifter plate 11 are installed to the mud scraping surface of scraper 5, and electric putter 16's one end is connected with the top of lifter plate 11, and lifter plate 11 passes through spout and scraper 5 sliding connection, and collection mud mechanism 6 installs on lifter plate 11, makes collection mud mechanism 6 accessible lifter plate 11 carry out the lift adjustment, adjusts when it resets and gathers mud mechanism 6 and rises, prevents that the scraper blade 15 in the collection mud mechanism 6 from scraping the bottom of the pool mud to the bottom of the pool outside.
The mud scraping plate 5 is of a rectangular structure, and the mud collecting mechanism 6 is convenient to work.
The surfaces of the second motor 10 and the electric push rod 16 are provided with waterproof shells for safety protection, and the sewage at the bottom of the pool can be prevented from entering the second motor 10 and the electric push rod 16.
The sludge collecting groove 7 is of an inverted trapezoidal structure, and sludge is conveniently discharged through the sludge collecting groove 7.
Specifically, when the device is used, the first motor 3 drives the rotating shaft 4 to rotate, so as to drive the mud scraping plate 5 and the mud discharging plate 8 to rotate, and the bottom of the mud scraping plate 5 scrapes mud at the bottom of the sedimentation tank 1 in the rotating process, so that the mud is accumulated at the bottom of the mud scraping surface of the mud scraping plate 5; meanwhile, the second motor 10 drives the screw rod 13 to rotate, the sliding block 14 is driven to move from the outer side of the bottom of the sedimentation tank 1 to the center along the screw rod 13 through the screw rod transmission principle, so that the scraper 15 at the bottom of the scraper is driven to move towards the sludge collection groove 7 along the bottom of the sludge scraping surface of the scraper 5, the sludge accumulated at the bottom of the sludge scraping surface of the scraper 5 is scraped and sent to the sludge collection groove 7, and then the sludge is discharged from the sludge discharge pipe 9 through the sludge discharge plate 8 in the sludge collection groove 7.
When the scraping plate 15 reaches the central position of the sedimentation tank 1, the electric push rod 16 contracts, so that the lifting plate 11 and the mud collecting mechanism 6 on the lifting plate are driven to ascend on the mud scraping plate 5, the scraping plate 15 moves to the position above the bottom of the mud scraping surface of the mud scraping plate 5, then the second motor 10 rotates reversely, the driving slide block 14 and the scraping plate 15 reset, and the next round of mud collecting process is prepared.
The embodiments of the present invention are not limited to the above embodiments, and according to the contents of the above embodiments of the present invention, the above preferred embodiments can also make modifications, replacements or combinations of other forms by using conventional technical knowledge and conventional means in the field without departing from the basic technical idea of the present invention, and the obtained other embodiments all fall within the scope of the present invention.

Claims (5)

1. A mud scraper for a sedimentation tank comprises a sedimentation tank (1), a first motor (3) and a mud scraper (5), and is characterized in that a support (2) is arranged at the top of the sedimentation tank (1), the first motor (3) is fixedly arranged on the support (2), a mud collecting groove (7) is arranged at the bottom of the sedimentation tank (1), a rotating shaft (4) is vertically and movably arranged in the middle of the mud collecting groove (7), the top of the rotating shaft (4) is in transmission connection with the first motor (3), the mud scraper (5) is fixedly arranged at the lower end of the rotating shaft (4), a mud collecting mechanism (6) is arranged on the mud scraper surface of the mud scraper (5), the mud collecting mechanism (6) comprises a second motor (10) and a lead screw (13), the second motor (10) is fixedly arranged on the mud scraper (5), and the lead screw (13) and the mud scraper (5) are movably connected through a bearing (12), the mud discharging device is characterized in that one end of the screw rod (13) is in transmission connection with a second motor (10), a sliding block (14) is installed on the screw rod (13) in a threaded mode, a scraping plate (15) is fixedly installed at the bottom of the sliding block (14), a mud discharging plate (8) is arranged in the mud collecting groove (7), the mud discharging plate (8) is fixedly connected with the bottom of the rotating shaft (4), and a mud discharging pipe (9) is arranged at the bottom of the mud collecting groove (7).
2. The mud scraper for the sedimentation tank as claimed in claim 1, wherein an electric push rod (16) and a lifting plate (11) are mounted on the mud scraping surface of the mud scraper (5), one end of the electric push rod (16) is connected with the top end of the lifting plate (11), the lifting plate (11) is slidably connected with the mud scraper (5) through a chute, and the mud collecting mechanism (6) is mounted on the lifting plate (11).
3. A mud scraper for a sedimentation tank, according to claim 1, characterized in that the scraper bar (5) is of rectangular configuration.
4. The mud scraper for the sedimentation tank as claimed in claim 1, wherein the surfaces of the second motor (10) and the electric push rod (16) are provided with waterproof casings.
5. A mud scraper for a sedimentation tank, according to claim 1, wherein said mud collection trough (7) has an inverted trapezoidal structure.
CN201921809036.9U 2019-10-25 2019-10-25 Mud scraper for sedimentation tank Active CN211050968U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921809036.9U CN211050968U (en) 2019-10-25 2019-10-25 Mud scraper for sedimentation tank

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921809036.9U CN211050968U (en) 2019-10-25 2019-10-25 Mud scraper for sedimentation tank

Publications (1)

Publication Number Publication Date
CN211050968U true CN211050968U (en) 2020-07-21

Family

ID=71587063

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201921809036.9U Active CN211050968U (en) 2019-10-25 2019-10-25 Mud scraper for sedimentation tank

Country Status (1)

Country Link
CN (1) CN211050968U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111875021A (en) * 2020-08-17 2020-11-03 江西省科学院能源研究所 Backflow dosing device and sewage treatment reaction tank
WO2022028627A3 (en) * 2021-08-27 2022-07-07 江苏一环集团有限公司 Stirring and sludge scraping system for mechanical-acceleration-type clarifier, and method for using stirring and sludge scraping system
CN115040901A (en) * 2022-06-04 2022-09-13 那自恒 Peripheral transmission type sludge scraper for sewage treatment and use method thereof

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111875021A (en) * 2020-08-17 2020-11-03 江西省科学院能源研究所 Backflow dosing device and sewage treatment reaction tank
WO2022028627A3 (en) * 2021-08-27 2022-07-07 江苏一环集团有限公司 Stirring and sludge scraping system for mechanical-acceleration-type clarifier, and method for using stirring and sludge scraping system
CN115040901A (en) * 2022-06-04 2022-09-13 那自恒 Peripheral transmission type sludge scraper for sewage treatment and use method thereof

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