CN217783834U

CN217783834U - Centrifugal fan for sewage treatment

Info

Publication number: CN217783834U
Application number: CN202221191017.6U
Authority: CN
Inventors: 孙黎俊; 苏令侃; 董君; 彭菲; 陈美娜; 梁晓媛
Original assignee: Shanghai Hongmu Environmental Technology Co ltd
Current assignee: Shanghai Hongmu Environmental Technology Co ltd
Priority date: 2022-05-17
Filing date: 2022-05-17
Publication date: 2022-11-11
Anticipated expiration: 2032-05-17

Abstract

The utility model discloses a centrifugal fan that sewage treatment used relates to sewage treatment technical field, this centrifugal fan that sewage treatment used, including unable adjustment base and centrifugal fan main part, unable adjustment base upper end fixed surface is provided with the protection frame, the inside upper end activity of protection frame is provided with the mounting panel, be provided with spacing buffering subassembly between unable adjustment base and the mounting panel, mounting panel upper end fixed surface is provided with the centrifugal fan main part, the centrifugal fan main part includes the motor, the spiral case, air intake and air outlet, the fixed filtration box that is provided with between air intake and the spiral case, the inside joint of filtration box has the filtration frame, the centrifugal fan that has realized this sewage treatment usefulness can effectively cushion outside effort, and filter debris, increase of service life.

Description

Centrifugal fan for sewage treatment

Technical Field

The utility model relates to a sewage treatment technical field specifically is a centrifugal fan that sewage treatment used.

Background

The centrifugal fan is mainly used for ventilation and dust removal, airflow axially enters an inner space of a fan impeller through the fan, and on one hand, the airflow is driven by the impeller to rotate, on the other hand, the energy is improved under the action of inertia, and the airflow leaves the impeller along the radius direction; that is, fans which apply work by the centrifugal force generated by the rotation of the impeller can be called centrifugal fans.

And centrifugal fan on the existing market generally directly passes through the fixed screw to be fixed on the support, there is not effectual buffer, centrifugal fan is at the during operation, the output shaft of motor directly drives impeller pivoted drive mode and can produce great vibrations, produce the unstable phenomenon of drive, influence the normal work of fan, and fan during operation, because operational environment's difference, often have inside some bulky or hard rubbish gets into centrifugal fan, and then cause the damage of inside air current passageway jam or inner structure, and the service life is shortened, consequently, need provide a centrifugal fan that sewage treatment used in order to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model discloses a centrifugal fan that sewage treatment used to solve the problem that proposes in the above-mentioned background art.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a centrifugal fan for sewage treatment comprising:

the device comprises a fixed base, wherein a protective frame is fixedly arranged on the surface of the upper end of the fixed base, a mounting plate is movably arranged at the upper end in the protective frame, a limiting buffer assembly is arranged between the fixed base and the mounting plate, a limiting telescopic column is arranged at the middle end of the surface of the upper end of the fixed base, and the limiting buffer assembly is arranged on two sides of the limiting telescopic column;

the centrifugal fan main part, mounting panel upper end fixed surface is provided with the centrifugal fan main part, the centrifugal fan main part includes motor, spiral case, air intake and air outlet, the air intake sets up in the spiral case openly, the air outlet sets up in the spiral case side, the fixed filtration box that is provided with between air intake and the spiral case, the inside joint of filtration box has the filtration frame.

Preferably, spacing buffering subassembly includes spacing slide bar, sliding sleeve and buffer spring, spacing slide bar one end and spacing flexible post side fixed connection, spacing slide bar is kept away from spacing flexible post one end and is protected frame lateral wall fixed connection, the movable sleeve is equipped with two sliding sleeves on the spacing slide bar.

Preferably, the buffer spring is sleeved outside the limiting slide rod, two ends of the buffer spring are respectively fixedly connected with the inner sides of the two sliding sleeves, a supporting rod is movably arranged at the upper end of each sliding sleeve, and one end of each sliding sleeve is far away from the supporting rod and is movably connected with the surface of the lower end of the mounting plate.

Preferably, the upper end surface of the filtering box body is provided with a groove, the bottom surface of the groove is provided with a clamping groove, the filtering frame is clamped into the clamping groove through the groove, the upper end of the filtering frame is fixedly provided with a clamping plate, and the clamping plate is clamped with the groove.

Preferably, the surface of the upper end of the clamping plate is fixedly provided with a handle, two ends of the side wall of each of two sides of the groove are provided with an arc-shaped groove, and a limiting knob is movably arranged in each arc-shaped groove.

Preferably, two ends of the two sides of the upper end surface of the clamping plate are provided with a second arc-shaped groove corresponding to the first arc-shaped groove.

The utility model discloses a centrifugal fan that sewage treatment used, its beneficial effect who possesses as follows:

1. this centrifugal fan that sewage treatment used effectively plays the filtering action through being provided with the filter frame, and through rotatory spacing knob, partly effective card goes into No. two arcs, and then guarantees the stability of filter frame, and the installation is dismantled conveniently, is convenient for clear up the change.

2. This centrifugal fan that sewage treatment was used, when the mounting panel received exogenic action vibrations, the mounting panel moved down the in-process and effectively driven the bracing piece and removed the bracing piece and promote two sliding sleeves and be close to each other along spacing slide bar horizontal slip to extrude buffer spring, through buffer spring shrink, can effectively cushion the effort.

Drawings

FIG. 1 is a front sectional view of the main structure of the present invention;

FIG. 2 is a top view of the junction of the filtering box of the present invention;

FIG. 3 is a cross-sectional view of a side view of the filter housing of the present invention;

fig. 4 is an enlarged schematic view of the structure at a in fig. 2 according to the present invention.

In the figure: 1. a fixed base; 2. a protective frame; 3. limiting the telescopic column; 4. mounting a plate; 5. a limiting buffer component; 501. a limiting slide bar; 502. a sliding sleeve; 503. a buffer spring; 504. a support bar; 6. a centrifugal fan main body; 601. a volute; 602. an air inlet; 603. an air outlet; 7. a filter box body; 701. a groove; 702. a card slot; 703. a first arc-shaped groove; 704. a limit knob; 8. a filter frame; 801. clamping a plate; 802. and a second arc-shaped groove.

Detailed Description

The embodiment of the utility model discloses a centrifugal fan for sewage treatment, as shown in fig. 1-4, comprising a fixed base 1, wherein the upper end surface of the fixed base 1 is fixedly provided with a protective frame 2, the upper end inside the protective frame 2 is movably provided with a mounting plate 4, a spacing buffer component 5 is arranged between the fixed base 1 and the mounting plate 4, the middle end of the upper end surface of the fixed base 1 is provided with a spacing telescopic column 3, and the spacing buffer component 5 is arranged at two sides of the spacing telescopic column 3;

meanwhile, the device further comprises a centrifugal fan body 6, the centrifugal fan body 6 is fixedly arranged on the surface of the upper end of the mounting plate 4, the centrifugal fan body 6 comprises a motor, a volute 601, an air inlet 602 and an air outlet 603, the air inlet 602 is arranged on the front surface of the volute 601, the air outlet 603 is arranged on the side surface of the volute 601, a filter box body 7 is fixedly arranged between the air inlet 602 and the volute 601, and a filter frame 8 is clamped inside the filter box body 7.

According to the attached drawing 1, spacing buffering subassembly 5 includes spacing slide bar 501, sliding sleeve 502 and buffer spring 503, spacing slide bar 501 one end and 3 side fixed connection of spacing flexible post, spacing slide bar 501 is kept away from 3 one ends of spacing flexible post and 2 lateral walls fixed connection of protective frame, spacing slide bar 501 goes up the movable sleeve and is equipped with two sliding sleeves 502, through being provided with the flexible post 3 of fibre, can effectively play limiting displacement, avoid the mounting panel 4 to rock about, the spacing slide bar 501 outside is located to the sliding sleeve 502 movable sleeve, can effectively move along spacing slide bar 501 horizontal direction.

According to the illustration in fig. 1, the buffer spring 503 is sleeved outside the limit slide bar 501, two ends of the buffer spring 503 are respectively fixedly connected with the inner sides of the two sliding sleeves 502, the upper end of the sliding sleeve 502 is movably provided with a support rod 504, one end of the support rod 504, which is far away from the sliding sleeve 502, is movably connected with the lower end surface of the mounting plate 4, when the mounting plate 4 is vibrated by external force, the mounting plate 4 effectively drives the support rod 504 to move the support rod 504 to push the two sliding sleeves 502 to horizontally slide and approach each other along the limit slide bar 501 in the downward moving process, and the buffer spring 503 is squeezed, and the acting force can be effectively buffered by the contraction of the buffer spring 503.

According to the attached

drawings

2 and 3, the upper end surface of the filtering box body 7 is provided with a groove 701, the bottom surface of the groove 701 is provided with a clamping groove 702, the filtering frame 8 is clamped into the clamping groove 702 through the groove 701, the upper end of the filtering frame 8 is fixedly provided with a clamping plate 801, the clamping plate 801 is clamped with the groove 701, the filtering frame 8 is arranged, the filtering effect is effectively achieved, large-size hard garbage is prevented from entering the centrifugal fan main body 6, and the effective operation of the centrifugal fan main body 6 is guaranteed.

According to the attached

drawings

1, 3 and 4, the upper end surface of the clamping plate 801 is fixedly provided with a handle, two ends of the side wall of two sides of the groove 701 are provided with a first arc-shaped groove 703, a limiting knob 704 is movably arranged in the first arc-shaped groove 703, two ends of the upper end surface of the clamping plate 801 are provided with a second arc-shaped groove 802 corresponding to the first arc-shaped groove 703, when the filtering frame 8 is clamped into the clamping groove 702, the limiting knob 704 rotates, a part of the filtering frame is effectively clamped into the second arc-shaped groove 802, the stability of the filtering frame 8 is further ensured, the installation and the disassembly are convenient, and the cleaning and the replacement are convenient.

The working principle is as follows: the utility model discloses a centrifugal fan for sewage treatment, when the filter frame 8 is clamped into the clamping groove 702, by rotating the limit knob 704, in the rotating process of the limit knob 704, one part is effectively clamped into the second arc-shaped groove 802, thereby ensuring the stability of the filter frame 8, the installation and the disassembly are convenient, the filter frame 8 effectively plays a role in filtering, large and hard garbage is prevented from entering the centrifugal fan main body 6, and the effective operation of the centrifugal fan main body 6 is ensured;

further, when the mounting plate 4 is vibrated by external force, the mounting plate 4 effectively drives the supporting rod 504 to move the supporting rod 504 to push the two sliding sleeves 502 to horizontally slide along the limiting sliding rod 501 to approach each other and extrude the buffer spring 503, and the acting force can be effectively buffered by the contraction of the buffer spring 503.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a centrifugal fan that sewage treatment used which characterized in that includes:

the device comprises a fixed base (1), wherein a protective frame (2) is fixedly arranged on the surface of the upper end of the fixed base (1), an installation plate (4) is movably arranged at the upper end in the protective frame (2), a limiting buffer assembly (5) is arranged between the fixed base (1) and the installation plate (4), a limiting telescopic column (3) is arranged at the middle end of the surface of the upper end of the fixed base (1), and the limiting buffer assembly (5) is arranged on two sides of the limiting telescopic column (3);

centrifugal fan main part (6), mounting panel (4) upper end fixed surface is provided with centrifugal fan main part (6), centrifugal fan main part (6) include motor, spiral case (601), air intake (602) and air outlet (603), air intake (602) set up in spiral case (601) openly, air outlet (603) set up in spiral case (601) side, fixed filtration box (7) that is provided with between air intake (602) and spiral case (601), filter box (7) inside joint has filtration frame (8).

2. The centrifugal fan for sewage treatment as claimed in claim 1, wherein: spacing buffering subassembly (5) are including spacing slide bar (501), sliding sleeve (502) and buffer spring (503), spacing slide bar (501) one end and spacing flexible post (3) side fixed connection, spacing flexible post (3) one end and protective frame (2) lateral wall fixed connection are kept away from in spacing slide bar (501), the movable sleeve is equipped with two sliding sleeves (502) on spacing slide bar (501).

3. The centrifugal fan for sewage treatment according to claim 2, wherein: the limiting sliding rod (501) is sleeved with the buffer spring (503), two ends of the buffer spring (503) are respectively fixedly connected with the inner sides of the two sliding sleeves (502), a supporting rod (504) is movably arranged at the upper end of each sliding sleeve (502), and one end of each sliding sleeve (502) and the lower end surface of the mounting plate (4) are far away from the supporting rod (504).

4. The centrifugal fan for sewage treatment as claimed in claim 1, wherein: the filter box body (7) upper end surface is seted up flutedly (701), draw-in groove (702) have been seted up to recess (701) bottom surface, filter frame (8) are gone into draw-in groove (702) through recess (701), filter frame (8) upper end is fixed and is provided with cardboard (801), cardboard (801) and recess (701) joint.

5. The centrifugal fan for sewage treatment according to claim 4, wherein: the handle is fixedly arranged on the surface of the upper end of the clamping plate (801), the two ends of the side walls of the two sides of the groove (701) are provided with a first arc-shaped groove (703), and a limiting knob (704) is movably arranged in the first arc-shaped groove (703).

6. The centrifugal fan for sewage treatment according to claim 5, wherein: two ends of the two sides of the upper end surface of the clamping plate (801) are provided with a second arc-shaped groove (802) corresponding to the first arc-shaped groove (703).