CN216259288U

CN216259288U - Efficient duckweed skimming device capable of rotating bidirectionally

Info

Publication number: CN216259288U
Application number: CN202122894716.9U
Authority: CN
Inventors: 陈家傲; 龚向红; 丁声; 何成翔; 王凯平; 宋锡园
Original assignee: Yiwu Water Treatment Co ltd
Current assignee: Yiwu Water Treatment Co ltd
Priority date: 2021-11-23
Filing date: 2021-11-23
Publication date: 2022-04-12
Anticipated expiration: 2031-11-23

Abstract

The utility model discloses a high-efficiency duckweed-skimming device capable of bidirectionally rotating, which relates to the technical field of water treatment and comprises a speed reducing motor and a duckweed-skimming roller, wherein the speed reducing motor is fixedly arranged on the wall body of an external sedimentation tank, a rotating shaft of the speed reducing motor is fixedly connected with a driving gear, the driving gear is sleeved with a transmission chain, the transmission chain is in driving connection with the duckweed-skimming roller, two mounting mechanisms are fixedly connected to two sides of the duckweed-skimming roller, one mounting mechanism is fixedly sleeved with a drain pipe, and the duckweed-skimming roller comprises a roller main body, a gear ring, a duckweed-skimming square hole, a drain hole and a protective film; according to the device, the external control electric box controls the speed reduction motor to drive the duckweed-throwing roller to rotate forwards and turn over, so that the duckweed-throwing square holes can rotate to two sides of the roller main body to carry out duckweed-throwing work, duckweeds in the sedimentation tank are fully skimmed, the practicability is high, and the problem that the rotation of the duckweed-throwing roller is limited and only one side can be used for throwing the duckweeds is solved.

Description

Efficient duckweed skimming device capable of rotating bidirectionally

Technical Field

The utility model relates to the technical field of water treatment, in particular to a high-efficiency duckweed skimming device capable of rotating in two directions.

Background

The plant is floated. The fronds are symmetrical, the surface is green, the back is light yellow or green white or is often purple, the shape is approximate to a circle, and the shape is inverted oval or inverted oval, and the fronds grow in paddy fields, ponds or other still water areas. The harm of the large-area duckweed is very serious, the duckweed not only shields the sunlight to enable the water body to be turbid, but also enables a large number of organic matters to generate chemical reaction, increases toxic bacteria, reduces oxygen, prevents fishes and shrimps from surviving, and seriously damages the ecological environment of a river channel. In the water treatment process, the water liquid with the duckweeds is introduced into a sedimentation tank, the duckweeds floating on the surface of the water liquid are skimmed by a duckweed skimming device, and the duckweeds are conveyed into a diversion device to be separated from the skimmed water liquid.

The existing duckweed skimming device is one-way duckweed skimming equipment and comprises a screw rod lifter and a duckweed skimming roller, the duckweed skimming roller is generally movably arranged at one side corner of a sedimentation tank and is in driving connection with the screw rod lifter, the screw rod lifter drives a screw rod to drive the screw rod to lift and lower, the duckweed skimming roller is driven upwards or downwards to roll and adjust an angle for duckweed skimming, the limit exists when the screw rod lifter drives and controls the duckweed skimming roller to roll, the duckweed skimming roller can only roll ninety degrees, duckweed can float to the back of the duckweed roller along with the water level lifting and falling change of water discharge and water inflow, the duckweed roller can not skim duckweed on the other side, and the problem needs to be solved by designing the duckweed skimming device capable of rotating in two directions.

SUMMERY OF THE UTILITY MODEL

The utility model provides a high-efficiency duckweed skimming device capable of rotating in two directions, and solves the technical problems.

In order to solve the technical problems, the utility model provides a high-efficiency duckweed skimming device capable of bidirectionally rotating, which comprises a speed reducing motor and a duckweed skimming roller, wherein the speed reducing motor is fixedly arranged on the wall body of an external sedimentation tank, and a driving gear is fixedly connected with the rotating shaft of the reducing motor, a transmission chain is sleeved on the driving gear, and the transmission chain is in driving connection with the duckweed skimming drum, two mounting mechanisms are fixedly connected with the two sides of the duckweed skimming drum, and one of the mounting mechanisms is fixedly sleeved with a drain pipe, the duckweed skimming roller comprises a roller body, a gear ring, a duckweed skimming square hole, a discharge hole and a protective film, the gear ring is fixedly connected in the middle of the outer end of the roller body, and the gear ring is connected with the transmission chain, one side of the outer end of the roller body is transversely and horizontally provided with a plurality of duckweed-throwing square holes, and one side end of the roller body is provided with a discharge hole.

Preferably, the surface of the inner wall and the outer wall of the roller main body is stuck with a protective film.

Preferably, the protective film is a nano PE film, a nano PVC film or a nano EVA film.

Preferably, the two mounting mechanisms are fixedly mounted on two opposite inner walls of the external sedimentation tank and movably connected with the roller body.

Preferably, the gear motor is electrically connected with the external control electric box for supplying power, and the external control electric box is provided with a forward rotation key, a reverse rotation key and a stop key.

Preferably, the side end of the roller body provided with the discharge hole is movably connected with a mounting mechanism provided with a drain pipe.

Preferably, installation mechanism is including inlaying seat, connecting cylinder and bearing, inlay a back fixedly connected with connecting cylinder, and inside the connecting cylinder, the inside fixed mounting that is located the inlaying seat has the bearing, the bearing cup joints fixedly with the cylinder main part.

Compared with the related art, the efficient duckweed skimming device capable of rotating in two directions provided by the utility model has the following beneficial effects:

according to the device, the external control electric box controls the speed reduction motor to drive the duckweed-throwing roller to rotate forwards and turn over, so that the duckweed-throwing square holes can rotate to two sides of the roller main body to carry out duckweed-throwing work, duckweeds in the sedimentation tank are fully skimmed, the practicability is high, and the problem that the rotation of the duckweed-throwing roller is limited and only one side can be used for throwing the duckweeds is solved.

According to the utility model, the protective films are adhered to the inner surface and the outer surface of the roller body, so that the roller body has better permeability resistance, the corrosion of the roller body can be effectively reduced, the service life is prolonged, the friction force of the protective films is smaller, and duckweeds are not easy to adhere after flowing in.

Drawings

FIG. 1 is a schematic view of a bi-directionally rotatable efficient duckweed skimming device according to the present invention;

FIG. 2 is a schematic view of a duckweed-skimming cylinder according to the present invention;

FIG. 3 is an enlarged cross-sectional view taken at A of the present invention;

FIG. 4 is a schematic view of the mounting mechanism of the present invention;

fig. 5 is an installation schematic diagram of the efficient duckweed skimming device capable of rotating in two directions.

Reference numbers in the figures: 1. a reduction motor; 2. a drive gear; 3. a drive chain; 4. a duckweed skimming drum; 5. an installation mechanism; 6. a drain pipe; 41. a drum body; 42. a gear ring; 43. removing duckweed square holes; 44. a discharge hole; 45. a protective film; 51. an embedding seat; 52. a connecting cylinder; 53. and a bearing.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments; all other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

First embodiment, as shown in fig. 1-5, the present invention comprises a gear motor 1 and a duckweed-throwing roller 4, wherein the gear motor 1 is fixedly installed on the wall of an external sedimentation tank, a driving gear 2 is fixedly connected at the rotating shaft of the reducing motor 1, a transmission chain 3 is sleeved on the driving gear 2, and the transmission chain 3 is in driving connection with the duckweed-throwing roller 4, two mounting mechanisms 5 are fixedly connected with the two sides of the duckweed-throwing roller 4, and one of the mounting mechanisms 5 is fixedly sleeved with a drain pipe 6, the duckweed-throwing roller 4 comprises a roller body 41, a gear ring 42, a duckweed-throwing square hole 43, a discharge hole 44 and a protective film 45, the gear ring 42 is fixedly connected with the middle part of the outer end of the roller body 41, the gear ring 42 is connected with the transmission chain 3, one side of the outer end of the roller body 41 is transversely and horizontally provided with a plurality of duckweed-throwing square holes 43, and one side of the roller body 41 is provided with a discharge hole 44; the two mounting mechanisms 5 are fixedly mounted on two opposite inner walls of the external sedimentation tank and movably connected with the roller body 41; the two mounting mechanisms 5 are fixedly mounted on two opposite inner walls of the external sedimentation tank and movably connected with the roller body 41; the speed reducing motor 1 is electrically connected with an external control electric box for supplying power, and the external control electric box is provided with a forward rotation key, a reverse rotation key and a stop key; the side end of the roller body 41 provided with the discharge hole 44 is movably connected with the mounting mechanism 5 provided with the drain pipe 6; the mounting mechanism 5 comprises an embedding seat 51, a connecting cylinder 52 and a bearing 53, the back of the embedding seat 51 is fixedly connected with the connecting cylinder 52, the bearing 53 is fixedly mounted inside the connecting cylinder 52 and positioned in the embedding seat 51, and the bearing 53 is fixedly sleeved with the roller body 41.

Wherein, through the device, can drive gear motor 1 control and throw duckweed cylinder 4, corotation and upset to a plurality of duckweed of throwing the rotatable two sides of cylinder main part 41 of duckweed square hole 43 are dug duckweed work, and the duckweed in the sedimentation tank is fully skimmed, and the practicality is high.

In the second embodiment, on the basis of the first embodiment, the protective film 45 is adhered to the inner and outer wall surfaces of the roller body 41; the protective film 45 is a nano PE film, a nano PVC film or a nano EVA film;

wherein, the inside and outside surface of cylinder main part 41 is pasted with protecting film 45, has better prevention of seepage permeability, can effectively reduce the corruption of cylinder main part 41, improves life, and protecting film 45 frictional force is less, and the difficult bonding of duckweed after flowing in.

In this embodiment: a speed reducing motor 1 with the model number of GH-28-750-10-S is adopted.

The working principle is as follows:

when the water-saving duckweed separating device is used, the water level of the sedimentation tank is positioned at the half height of the duckweed skimming roller 4, the reduction motor 1 is controlled to rotate forwards by pressing a forward rotation key of the control electric box, the reduction motor 1 drives the driving gear 2 to drive the transmission chain 3, the transmission chain 3 drives the roller main body 41 to slowly rotate clockwise in the sedimentation tank through the gear ring 42, the duckweed skimming square holes 43 rotate downwards to be contacted with water liquid, so that the water liquid and the floating duckweeds flow into the roller main body 41, after a user sees the water, the stop key of the control electric box is pressed, the reduction motor 1 stops working, the roller main body 41 performs duckweed skimming through the duckweeds square holes 43, the water liquid and the floating duckweeds flow into the roller main body 41, flow out of the inlaid connecting cylinder 52 through the discharge hole 44 and flow into external separation equipment along the sleeved drain pipe 6 to perform water liquid-duckweeds separation, when the duckweeds on the back side of the roller main body 41 are required, the speed reduction motor 1 is controlled to rotate reversely by pressing a reverse rotation key of the control electric box, the speed reduction motor 1 drives the driving gear 2, so that a transmission chain 3 is driven, the transmission chain 3 drives the roller main body 41 to slowly rotate anticlockwise in the sedimentation tank through a gear ring 42, the duckweed-throwing square holes 43 reversely rotate and downwards contact with water liquid, so that the water liquid and the floating duckweeds flow into the roller main body 41, a user presses a stop key of the control electric box after seeing the duckweeds, the speed reduction motor 1 stops working, and the roller main body 41 continues duckweeds-throwing work through the duckweeds-throwing square holes 43;

protective film 45 is pasted on the inner surface and the outer surface of roller body 41, so that the roller body has good permeability resistance, corrosion of roller body 41 can be effectively reduced, the service life is prolonged, the friction force of protective film 45 is small, and duckweed is not easy to adhere after flowing in.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a can two-way pivoted high-efficient duckweed skimming device, includes gear motor (1) and skimming duckweed cylinder (4), its characterized in that: the duckweed-throwing type sedimentation tank is characterized in that the reducing motor (1) is fixedly installed on an external sedimentation tank wall body, a driving gear (2) is fixedly connected to a rotating shaft of the reducing motor (1), a transmission chain (3) is sleeved on the driving gear (2), the transmission chain (3) is in driving connection with a duckweed-throwing roller (4), two installation mechanisms (5) are fixedly connected to two sides of the duckweed-throwing roller (4), a drain pipe (6) is fixedly sleeved on one installation mechanism (5), the duckweed-throwing roller (4) comprises a roller main body (41), a gear ring (42), a duckweed-throwing square hole (43), a drain hole (44) and a protective film (45), the gear ring (42) is fixedly connected to the middle of the outer end of the roller main body (41), the gear ring (42) is connected with the transmission chain (3), and a plurality of duckweed-throwing square holes (43) are horizontally formed in one side of the outer end of the roller main body (41), one side end of the roller body (41) is provided with a discharge hole (44).

2. The efficient duckweed skimming device capable of bi-directionally rotating as claimed in claim 1, wherein the inner and outer wall surfaces of said roller body (41) are adhered with protective films (45).

3. The efficient duckweed skimming device according to claim 2, wherein said protective film (45) is a nano PE film or a nano PVC film or a nano EVA film.

4. The efficient duckweed skimming device capable of bi-directionally rotating as claimed in claim 1, wherein said two mounting mechanisms (5) are fixedly mounted on two opposite inner walls of the external settling tank and movably connected with the roller body (41).

5. The efficient duckweed skimming device capable of bi-directionally rotating according to claim 1, wherein the gear motor (1) is electrically connected with an external control electrical box for supplying power, and the external control electrical box is provided with a forward rotation key, a reverse rotation key and a stop key.

6. The efficient duckweed skimming device capable of bidirectionally rotating as claimed in claim 1, wherein the side end of the roller body (41) provided with the discharge hole (44) is movably connected with the mounting mechanism (5) provided with the drain pipe (6).

7. The efficient duckweed skimming device capable of bidirectionally rotating as claimed in claim 1, wherein said mounting mechanism (5) comprises an embedded seat (51), a connecting cylinder (52) and a bearing (53), the connecting cylinder (52) is fixedly connected to the back of the embedded seat (51), the bearing (53) is fixedly mounted inside the connecting cylinder (52) and is located inside the embedded seat (51), and the bearing (53) is fixedly sleeved with the roller body (41).