CN212639999U

CN212639999U - Improved sewage treatment stirrer base

Info

Publication number: CN212639999U
Application number: CN202021370726.1U
Authority: CN
Inventors: 刘玉洋; 高逾; 项超强; 张晓峰; 黄莉; 倪振钦; 叶常华; 胡旭华; 张亮; 鲍嘉明; 张骁波
Original assignee: Zhejiang Jec Electronics Co ltd
Current assignee: Zhejiang Jec Electronics Co ltd
Priority date: 2020-07-13
Filing date: 2020-07-13
Publication date: 2021-03-02
Anticipated expiration: 2030-07-13

Abstract

The utility model provides a modified sewage treatment mixer frame, it has solved the great scheduling problem of mixer vibration range. It includes flange quotation and lower welding steel sheet, and the flange quotation is close to the edge with the relative one side of lower welding steel sheet and is fixed with a plurality of spring brackets, installs damping spring in the spring bracket, and the flange quotation or weld steel sheet every side down and be provided with two damping spring at least, and open at flange quotation center has the stirring hole that link up, and it has the mounting hole of a plurality of relative stirring hole centrosymmetries to distribute around the stirring hole, and lower welding steel sheet center is opened there is the stirring mouth relative with the stirring hole. The utility model has the advantages of small vibration amplitude, good stirring effect and the like.

Description

Improved sewage treatment stirrer base

Technical Field

The utility model belongs to the technical field of agitating unit, concretely relates to modified sewage treatment mixer frame.

Background

The domestic and industrial sewage treatment can effectively prevent sewage and pollutants from directly flowing into a water area, and has important significance for improving the ecological environment, improving the grade of environmental areas and promoting the economic development. Specifically, most of the treatment apparatuses used in the sewage treatment process use a chemical treatment method. In the process, the situation of incomplete chemical reaction is easy to occur, so that the wastewater treatment effect is poor, and the discharge requirement of the sewage is difficult to meet. The corresponding stirrer is selected according to the physical properties, capacity and stirring purpose of different media, and plays a great role in promoting the chemical reaction speed and improving the production efficiency. The propeller type stirrer is suitable for a mixing pool in water supply and drainage engineering, the raw water of a reaction pool is mixed with various medicaments and stirred in the reaction process, and the stirring revolution is generally 800-1400 r/min. However, the conventional stirring device is installed on the i-shaped steel beam above the center of the sewage treatment tank by directly connecting the sewage treatment stirring motor with the bolts. Because this kind of mounting form is rigid connection, and the actual operational environment of sewage treatment scene is abominable and the vibration is comparatively serious simultaneously to great reduction agitated vessel's life. Besides, the installation position of the stirrer has great influence on the stirring effect, and the conventional installation mode cannot ensure that the stirrer plays a full role in stirring.

In order to solve the defects of the prior art, people have long searched for and put forward various solutions. For example, the chinese patent document discloses a sewage stirring apparatus [201521036766.1] for a sewage treatment plant, which comprises a variable frequency motor and a stirring shaft, wherein the stirring shaft is located in a sludge tank, the stirring shaft is connected with the variable frequency motor located above the sludge tank, the variable frequency motor is arranged on a support plate, a through hole is formed in the middle of the support plate, the stirring shaft passes through the through hole and is connected with the variable frequency motor, two support seats are symmetrically arranged on the side wall outside the sludge tank, hydraulic struts are arranged on the support seats, and the extending ends of the hydraulic struts are fixedly connected with the two ends of the support plate; the stirring shaft is provided with a first stirring device and a second stirring device, the first stirring device comprises a first-stage stirring rod and a second-stage stirring rod, the first-stage stirring rod is symmetrically arranged on the stirring shaft, and the second-stage stirring rod is uniformly arranged on the first-stage stirring rod.

The scheme solves the problem of the mounting position of the stirrer to a certain extent, but the scheme still has a plurality of defects, such as large vibration of stirring equipment during work and the like.

Disclosure of Invention

The utility model aims at the above problem, provide a reasonable in design, little modified sewage treatment mixer frame of work vibration.

In order to achieve the above purpose, the utility model adopts the following technical proposal: this modified sewage treatment mixer frame, including flange quotation and lower welding steel sheet, the flange quotation is close to the edge with one side that lower welding steel sheet is relative and is fixed with a plurality of spring brackets, installs damping spring in the spring bracket, and the flange quotation or weld steel sheet every side down and be provided with two damping spring at least, and open at flange quotation center has the stirring hole that link up, and it has the mounting hole of a plurality of relative stirring hole centrosymmetries to distribute around the stirring hole, and lower welding steel sheet center is opened there is the stirring mouth relative with the stirring hole. The damping spring setting of installation in the spring bracket is in the both sides of stirring hole and stirring mouth, effectively cushions the vibration of agitator motor during operation, has improved agitator motor's life.

In the improved base of the sewage treatment stirring machine, the lower part of the lower welding steel plate is welded with I-shaped steel, the I-shaped steel is distributed on two sides of the stirring opening and is parallel to each other, and two ends of the I-shaped steel are fixed above the center of the sewage treatment tank. The I-shaped steel is arranged in the middle above the sewage treatment tank, and the steel plate is welded under convenient installation, so that the stirring motor and the output end of the stirring motor are arranged in the center of the sewage treatment tank, and the optimal stirring effect is guaranteed.

In the improved base of the sewage treatment stirring machine, the waist of the I-shaped steel is vertically arranged, and the leg parts of the I-shaped steel are attached to the upper part of the edge of the sewage treatment tank and the lower part of the lower welding steel plate. The I-shaped steel is vertically arranged, so that the pressure resistance is better, and the stirring motor with larger weight is convenient to install.

In the improved sewage treatment stirrer base, the spring bracket and the damping springs are arranged above the I-shaped steel and are uniformly arranged along the axial direction of the I-shaped steel. Spring bracket and damping spring set up in the I-steel top, mainly alleviate the vibration that agitator motor during operation transmitted to the I-steel, avoid the structural fracture that rigid connection leads to.

In foretell modified sewage treatment mixer frame, agitator motor is installed to flange quotation top, and agitator motor lower extreme and flange quotation laminating pass through bolt fixed connection with the mounting hole, and the stirring hole is sealed by agitator motor. The stirring motor is fixedly connected with the flange plate surface and keeps synchronous vibration.

In the improved sewage treatment stirrer base, the output end of the stirring motor sequentially penetrates through the stirring hole and the stirring port, and the end of the stirring motor is fixedly provided with a stirrer blade. The blade of the stirrer is inserted into the center of the sewage treatment tank, so that the best stirring effect is obtained.

In the improved base of the sewage treatment stirring machine, the output end of the stirring motor is inserted into the sewage treatment tank, and the stirring blade is arranged in the middle of the inside of the sewage treatment tank.

In the improved base of the sewage treatment stirring machine, the stirring port is elliptical or long, and the spring bracket and the damping spring are distributed on two sides of the long shaft of the stirring port. The stirring mouth is irregular shape, and the damping spring of cooperation both sides restricts agitator motor's the direction of rocking.

In the improved sewage treatment stirrer base, the flange plate surface and the lower welding steel plate corner are provided with chamfers. The chamfer of corner reduces the flange quotation and rocks the time with other part colliding with the damage.

In the improved sewage treatment stirrer base, the upper end and the lower end of the damping spring are directly placed in the spring bracket or welded in the spring bracket. The vibration reduction spring can be movably or fixedly arranged in the spring bracket, and a proper installation mode is selected according to the amplitude and the frequency of the stirring motor during working.

Compared with the prior art, the utility model has the advantages of: a plurality of damping springs are arranged between the flange disc surface and the lower welding steel plate, so that vibration caused by the stirring motor is effectively buffered, and the service life of the base is prolonged; the I-shaped steel is arranged in the center of the sewage treatment tank, so that the mounted stirring motor can obtain the best stirring effect; the damping spring is movably or fixedly arranged on the spring bracket, and the mounting mode is flexibly selected according to the amplitude.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic view of the installation structure of the present invention;

in the figure, a flange plate surface 1, a stirring hole 11, a mounting hole 12, a lower welding steel plate 2, a stirring port 21, a spring bracket 3, a damping spring 4, I-shaped steel 5, a sewage treatment tank 6, a stirring motor 7 and a stirrer blade 71.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-2, the improved mixer base for sewage treatment comprises a flange plate surface 1 and a lower welding steel plate 2, wherein a plurality of spring brackets 3 are fixed at the edge of one side of the flange plate surface 1 opposite to the lower welding steel plate 2, damping springs 4 are installed in the spring brackets 3, at least two damping springs 4 are arranged at each side of the flange plate surface 1 or the lower welding steel plate 2, a through stirring hole 11 is formed in the center of the flange plate surface 1, a plurality of mounting holes 12 which are symmetrical with respect to the center of the stirring hole 11 are distributed around the stirring hole 11, and a stirring port 21 opposite to the stirring hole 11 is formed in the center of the lower welding steel plate 2. Spring bracket 3 and damping spring 4 distribute in the both sides of stirring hole 11 and stirring mouth 21 and every side sets up three spring bracket 3 and damping spring 4 respectively, and agitator motor 7 during operation produces the vibration, and behind vibration conduction to damping spring 4, flange quotation 1 or lower welding steel sheet 2 relative motion.

Specifically, the lower part of the lower welding steel plate 2 is welded with the I-shaped steel 5, the I-shaped steel 5 is distributed on two sides of the stirring port 21 and is parallel to each other, and two ends of the I-shaped steel 5 are fixed above the center of the sewage treatment tank 6. The size of the gap between the I-shaped steel 5 is larger than the caliber of the stirring port 21, and the two sides of the I-shaped steel 5 are directly welded at the edge port of the sewage treatment tank 6 and are relatively fixed with the sewage treatment tank 6 and then vibrate less.

Deeply, the waist of the I-shaped steel 5 is vertically arranged, and the leg parts of the I-shaped steel 5 are attached to the upper part of the edge of the sewage treatment tank 6 and the lower part of the lower welding steel plate 2. The I-steel 5 has larger bearing capacity when vertically placed, and the I-steel 5 can be replaced by H-shaped steel or C-shaped steel.

Further, the spring bracket 3 and the damping springs 4 are arranged above the I-shaped steel 5 and are uniformly arranged along the axial direction of the I-shaped steel 5. The I-shaped steel 5, the spring bracket 3 and the damping spring 4 are arranged along the same axial direction, and when the damping spring 4 stretches up and down, stress applied by vibration is uniformly distributed on the I-shaped steel 5.

Furthermore, a stirring motor 7 is installed above the flange plate surface 1, the lower end of the stirring motor 7 is attached to the flange plate surface 1 and fixedly connected with the installation hole 12 through a bolt, and the stirring hole 11 is sealed by the stirring motor 7. The output end of the stirring motor 7 rotates to generate vibration when the stirring motor is in the middle, and the flange plate surface 1 is fixed with the stirring motor 7.

Besides, the output end of the stirring motor 7 passes through the stirring hole 11 and the stirring port 21 in sequence, and the end of the stirring motor is fixed with a stirring blade 71. The stirrer blades 71 are distributed around the output end of the stirring motor 7 from top to bottom, and the sewage treatment tank 6 is uniformly stirred after the stirring motor 7 is started.

Meanwhile, the output end of the agitator motor 7 is inserted into the sewage treatment tank 6 and the agitator blade 71 is provided at an intermediate position inside the sewage treatment tank 6. The stirring motor 7 is arranged right above the center of the sewage treatment tank 6.

As can be seen, the stirring port 21 is oval or elongated, and the spring bracket 3 and the damper spring 4 are distributed on both sides of the long axis of the stirring port 21. The extension direction of the stirring port 21 is consistent with the axial direction of the I-shaped steel 5, and the output end of the stirring motor 7 swings in the stirring port 21 under the limitation of the damping spring 4 when vibrating.

Obviously, the flange plate surface 1 and the lower welding steel plate 2 are provided with chamfers at the corners.

Flange quotation

1 and 2 vibration backs of lower welding steel sheet collide with equipment on every side, and the chamfer of edge reduces the closed angle and collides with, and the cladding of

flange quotation

1 and 2 outsides of lower welding steel sheet has the blotter that rubber materials made simultaneously, further reduces the risk of colliding with.

Preferably, the upper and lower ends of the damping spring 4 are directly placed in the spring bracket 3 or welded in the spring bracket 3. Spring bracket 3 is cylindric, and both ends and the cooperation chucking of spring bracket 3 about damping spring 4, when agitator motor 7 vibration amplitude is great, damping spring 4 and flange quotation 1 and lower welding steel sheet 2 fixed connection drop when avoiding its vibration.

In summary, the principle of the present embodiment is: damping spring 4 is installed through spring bracket 3 with lower welding steel sheet 2 to flange quotation 1, and damping spring 4 evenly distributed guarantees its flange quotation 1 and welds steel sheet 2 vibration from top to bottom simultaneously in stirring hole 11 and stirring mouth 21 both sides, the swing range of restriction agitator motor 7 simultaneously.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the flange plate surface 1, the stirring holes 11, the mounting holes 12, the lower welding steel plate 2, the stirring port 21, the spring bracket 3, the damping spring 4, the I-steel 5, the sewage treatment tank 6, the stirring motor 7, the stirrer blade 71 and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides a modified sewage treatment mixer frame, includes flange quotation (1) and lower welding steel sheet (2), its characterized in that, flange quotation (1) and/or one side that welding steel sheet (2) are relative down be close to the edge and be fixed with a plurality of spring bracket (3), spring bracket (3) in install damping spring (4), flange quotation (1) or welding steel sheet (2) every side down be provided with two damping spring (4) at least, flange quotation (1) center open and have stirring hole (11) that link up, stirring hole (11) around distribute mounting hole (12) of a plurality of relative stirring hole (11) centrosymmetry, lower welding steel sheet (2) center open have stirring mouth (21) relative with stirring hole (11).

2. The improved sewage treatment mixer base of claim 1 wherein the lower portion of the lower welding steel plate (2) is welded with the i-shaped steel (5), the i-shaped steel (5) is distributed on two sides of the mixing opening (21) and is parallel to each other, and two ends of the i-shaped steel (5) are fixed above the center of the sewage treatment tank (6).

3. The improved sewage treatment mixer stand according to claim 2 wherein the waist of the i-beam (5) is vertically arranged, and the legs of the i-beam (5) are attached to the upper side of the edge of the sewage treatment tank (6) and the lower side of the lower welding steel plate (2).

4. The improved sewage treatment mixer stand according to claim 2, wherein the spring bracket (3) and the damping spring (4) are arranged above the i-beam (5) and are arranged uniformly along the axial direction of the i-beam (5).

5. The improved sewage treatment mixer base of claim 2, wherein the upper part of the flange plate surface (1) is provided with a mixing motor (7), the lower end of the mixing motor (7) is attached to the flange plate surface (1) and fixedly connected with the mounting hole (12) through a bolt, and the mixing hole (11) is closed by the mixing motor (7).

6. The improved sewage treatment mixer base of claim 5 wherein the output end of the mixing motor (7) passes through the mixing hole (11) and the mixing port (21) in sequence and the mixer blade (71) is fixed at the end.

7. Improved mixer stand for sewage treatment according to claim 6, characterized in that the output of the mixing motor (7) is inserted into the sewage treatment basin (6) and the mixer blade (71) is arranged in an intermediate position inside the sewage treatment basin (6).

8. The improved sewage treatment mixer base of claim 1 wherein said mixing port (21) is oval or elongated and said spring bracket (3) and damper spring (4) are disposed on opposite sides of the major axis of said mixing port (21).

9. The improved sewage treatment mixer stand according to claim 1 wherein the flange pan surface (1) and the lower welded steel plate (2) are chamfered.

10. The improved sewage treatment mixer base of claim 1 wherein the upper and lower ends of the damping spring (4) are directly clamped into the spring bracket (3) or welded into the spring bracket (3).