CN218755192U - Sewage filtering mechanism and pretreatment device for hydropower station - Google Patents

Abstract

The utility model discloses a sewage filtering mechanism and preprocessing device for power station, include: the sewage treatment assembly comprises a sewage treatment tank, an insertion block arranged on the circumferential inner wall of the upper end of the sewage treatment tank, an impurity filter screen inserted into the upper end of the insertion block and a support leg arranged at the bottom of the sewage treatment tank; and, impurity filtering mechanism, be in including pneumatic cylinder, setting L type connecting block, the setting of pneumatic cylinder upper end are in the upper cover, the setting of L type connecting block lower surface are in the servo motor of upper cover upper surface, through the shaft coupling with pivot, the setting that servo motor's power take off end transmission is connected are in the cross inserted block of pivot lower extreme, through the impurity filtering mechanism who sets up, can filter impurity such as leaf, foam, rubbish in the sewage, can clear up impurity filter screen surface simultaneously, avoid impurity to block up the filtration pore, improved impurity filtering quality and filtration efficiency in the sewage then.

Description

Sewage filtering mechanism and pretreatment device for hydropower station

Technical Field

The utility model belongs to the technical field of power station sewage treatment plant technique and specifically relates to a sewage filtering mechanism and preprocessing device for power station.

Background

When water conservancy projects need to store water, floating dirt such as tree branches and leaves, crop weeds, plastic foam, household garbage and the like can float on the water surface in front of a reservoir area dam and affect the normal operation of the water conservancy projects after a long time, the floating dirt is gathered on the water surface, when the projects run water, the floating dirt flows to a water passing port along with water flow of the reservoir area, the dirt with small volume can pass through a dirt blocking device in front of the dam, the floating dirt can directly pass through the water passing port to be damaged or can enter electromechanical equipment such as a water turbine generator set or a waterlogging draining pump station through a water taking hole, if the dirt is enough in quantity and hard enough in texture, fatal damage can be brought to the electromechanical equipment, even the whole project cannot operate, and therefore, the sewage after entering the hydropower station needs to be pretreated.

However, when the existing hydropower station sewage treatment device filters sewage, because leaves, garbage and the like easily block a filter screen, workers need to stop the machine for maintenance, the maintenance cost is high, the workload of the workers is large, and the sewage filtering efficiency is poor, so that the sewage filtering mechanism and the pretreatment device for the hydropower station are provided.

SUMMERY OF THE UTILITY MODEL

This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments, and some simplifications or omissions may be made in this section as well as in the abstract and the title of the application to avoid obscuring the purpose of this section, the abstract and the title, and such simplifications or omissions cannot be used to limit the scope of the invention.

The present invention has been made in view of the above and/or other problems occurring in the prior art.

Therefore, the utility model aims to solve the technical problem that current power station electrical equipment need carry out earlier filtering operation before using sewage, nevertheless leaf, impurity etc. block up the filter screen when filtering easily to influence the filtration quality and the filtration efficiency of sewage, so proposed a sewage filtering mechanism for power station.

In order to solve the technical problem, the utility model provides a following technical scheme: a sewage filtration mechanism for a hydroelectric power station, comprising: the sewage treatment assembly comprises a sewage treatment tank, an insertion block arranged on the circumferential inner wall of the upper end of the sewage treatment tank, an impurity filter screen inserted into the upper end of the insertion block and a support leg arranged at the bottom of the sewage treatment tank; and the impurity filtering mechanism comprises a hydraulic cylinder, an L-shaped connecting block at the upper end of the hydraulic cylinder, an upper cover arranged on the lower surface of the L-shaped connecting block, a servo motor arranged on the upper surface of the upper cover, a rotating shaft connected with the power output end of the servo motor through a coupler, and a cross inserting block arranged at the lower end of the rotating shaft and a first cleaning brush arranged on the left side wall and the right side wall of the lower end of the rotating shaft.

As a preferred scheme for a sewage filtering mechanism for hydropower station, wherein: the impurity filter screen sets up inside the upper end of sewage treatment jar, and the upper end of impurity filter screen offsets with the lower surface of upper cover.

As a preferred scheme for a sewage filtering mechanism for hydropower station, wherein: pneumatic cylinder and L type connecting block all are provided with two, two the pneumatic cylinder all sets up the left and right sides outer wall at sewage treatment jar respectively through the mount pad.

As a preferred scheme for a sewage filtering mechanism for hydropower station, wherein: the inside inlet tube that is provided with in left side of upper cover, and the lower extreme of inlet tube is linked together with the inside of sewage treatment jar.

As a preferred scheme for a sewage filtering mechanism for hydropower station, wherein: the upper end of pivot is passed through the bearing and is rotated the installation in the inside of upper cover, the lower extreme of first clearance brush and the upper surface in close contact with of impurity filter screen.

The utility model has the advantages that: through the impurity filtering mechanism who sets up, can filter impurities such as leaf, foam, rubbish in the sewage, can clear up impurity filter screen surface simultaneously, avoid impurity to block up the filtration pore, need not to maintain frequently, reduced staff's working strength, improved impurity filtering quality and filtration efficiency in the sewage.

In view of the inside tiny particle suspended solid that still remains behind the leaf, rubbish that has filtered among the prior art sewage, the sewage that has tiny particle suspended solid also damages electrical equipment easily after getting into electrical equipment inside, so proposed a preprocessing device.

In order to solve the technical problem, the utility model discloses still provide following technical scheme: the utility model provides a preprocessing device, includes the above-mentioned sewage filtering mechanism who is used for the power station to and preprocessing mechanism, be in including bull stick, setting the first puddler of bull stick top circumferential surface, setting are in the second puddler and the setting of bull stick lower extreme circumferential surface are in the second clearance brush of bull stick one end is kept away from to the second puddler.

As a preferred embodiment of the pretreatment apparatus of the present invention, wherein: a cross slot is formed in the upper end of the rotating rod and matched with the cross inserting block.

As a preferred embodiment of the pretreatment apparatus of the present invention, wherein: the left side wall of sewage treatment jar is provided with the filling tube, and the filling tube setting is in the below of left side pneumatic cylinder, the lower extreme of bull stick passes through the bearing and rotates the inside of installing at the sewage treatment jar.

As a preferred embodiment of the pretreatment apparatus of the present invention, wherein: the sewage treatment device is characterized in that a drain pipe is arranged at the lower end of the right side wall of the sewage treatment tank, a drain pipe is arranged on the left side of the lower end of the sewage treatment tank, and valves are arranged inside the drain pipe and the drain pipe.

As a preferred embodiment of the pretreatment apparatus of the present invention, wherein: second puddler and second clearance brush all are provided with four, the left side wall of drain pipe is provided with the active carbon filter screen, right-hand member the right side of second clearance brush and the left side wall in close contact with of active carbon filter screen.

The utility model discloses another beneficial effect does: through the preliminary treatment mechanism that sets up, can get rid of the suspended solid through the flocculating agent with the sewage that has filtered leaf, rubbish, under the rotation of the puddler in the preliminary treatment mechanism, flocculating agent reaction adsorption efficiency has been improved simultaneously to improve the purity of sewage, avoided the sewage that possess more impurity to get into the inside damage equipment of electrical equipment then.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without inventive labor. Wherein:

fig. 1 is a schematic view of a three-dimensional structure provided by the present invention;

fig. 2 is a schematic perspective view of the impurity filtering mechanism according to the present invention;

FIG. 3 is a schematic perspective view of a pretreatment mechanism provided by the present invention;

fig. 4 is a front cross-sectional view provided by the present invention.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanying the present invention are described in detail below with reference to the accompanying drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be implemented in other ways different from the specific details set forth herein, and one skilled in the art may similarly generalize the present invention without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.

Next, the present invention will be described in detail with reference to the schematic drawings, and in the detailed description of the embodiments of the present invention, for convenience of illustration, the sectional view showing the device structure will not be enlarged partially according to the general scale, and the schematic drawings are only examples, and should not limit the scope of the present invention. In addition, the three-dimensional dimensions of length, width and depth should be included in the actual fabrication.

Further still, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with at least one implementation of the invention is included. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Example 1

Referring to fig. 1 and 4, for the utility model discloses a first embodiment, this embodiment provides a sewage filtering mechanism for power station, including sewage treatment component 100, through the sewage treatment component 100 who sets up, can handle the water of power station water inlet, avoid impurity such as leaf, foam, rubbish in the aquatic to get into the inside harm electromechanical device of power station.

Specifically, the sewage treatment assembly 100 comprises a sewage treatment tank 101, an insertion block 102 arranged on the circumferential inner wall of the upper end of the sewage treatment tank 101, an impurity filter screen 103 inserted into the upper end of the insertion block 102, and support legs 105 arranged at the bottom of the sewage treatment tank 101.

Wherein, through the inside plug-in block 102 that sets up of sewage treatment jar 101, can take off impurity filter screen 103 from plug-in block 102 when not using, then shift out impurity filter screen 103 from sewage treatment jar 101's upper end, and then be convenient for handle impurity filter screen 103.

To sum up, after sewage sent into sewage treatment tank 101 inside, leaf, rubbish etc. in the sewage can be blockked by impurity filter screen 103 for inside sewage flowed to sewage treatment tank 101's lower extreme through impurity filter screen 103, be convenient for carry out subsequent processing work.

Example 2

Referring to fig. 1, 2 and 4, for the second embodiment of the present invention, this embodiment is based on the previous embodiment, and the difference is that the upper surface of the impurity filtering net 103 can be stirred by the impurity filtering mechanism 200, which avoids leaves, garbage and the like standing on the upper surface of the impurity filtering net 103, and the filtering holes of the impurity filtering net 103 are blocked, thereby improving the filtering efficiency of the impurity filtering net 103.

Specifically, the impurity filtering mechanism 200 includes a hydraulic cylinder 201, an L-shaped connecting block 202 disposed at the upper end of the hydraulic cylinder 201, an upper cover 203 disposed at the lower surface of the L-shaped connecting block 202, a servo motor 204 disposed at the upper surface of the upper cover 203, a rotating shaft 205 connected to the power output end of the servo motor 204 through a coupling, a cross plug 206 disposed at the lower end of the rotating shaft 205, and first cleaning brushes 207 disposed at the left and right side walls of the lower end of the rotating shaft 205, an impurity filtering net 103 disposed inside the upper end of the sewage treatment tank 101, and the upper end of the impurity filtering net 103 abutting against the lower surface of the upper cover 203, the hydraulic cylinder 201 and the L-shaped connecting block 202 are both provided with two parts, the two hydraulic cylinders 201 are disposed on the outer walls of the left and right sides of the sewage treatment tank 101 through mounting seats, a water inlet pipe 208 is disposed inside the left side of the upper cover 203, and the lower end of the water inlet pipe 208 is communicated with the inside of the sewage treatment tank 101, the upper end of the rotating shaft 205 is rotatably mounted inside the upper cover 203 through a bearing, and the lower end of the first cleaning brushes 207 is in close contact with the upper surface of the filtering net 103.

Wherein, the setting of impurity filter screen 103 upper end and upper cover 203 butt, the stability of impurity filter screen 103 has been improved, impurity filter screen 103 takes place the vibration collision and damages among the sewage treatment process, inlet tube 208's setting, can seal the back at the upper end of sewage treatment jar 101 at upper cover 203, send sewage into the inside of sewage treatment jar 101 through inlet tube 208, the setting of bearing, can install pivot 205 when upper cover 203 is inside, do not influence the rotation of pivot 205, first clearance brush 207 lower extreme and impurity filter screen 103 upper surface in close contact with's setting, when making first clearance brush 207 rotate, can clean the upper surface of impurity filter screen 103, avoid the leaf, impurity such as rubbish blocks up impurity filter screen 103, the filtration efficiency of impurity filter screen 103 has been improved.

In summary, firstly, two hydraulic cylinders 201 are opened, the two hydraulic cylinders 201 drive the two L-shaped connecting blocks 202 to move downwards, thereby driving the upper cover 203 to move downwards, so that the upper cover 203 seals the upper end of the sewage treatment tank 101, meanwhile, the lower surface of the upper cover 203 abuts against the upper end of the impurity filtering net 103, at this time, the sewage pipe is connected with the water inlet pipe 208, the sewage is sent into the inside of the sewage treatment tank 101, and meanwhile, the servo motor 204 is opened, when the sewage is discharged into the impurity filtering net 103, leaves, garbage and the like in the sewage are blocked by the impurity filtering net 103, the liquid flows into the lower end of the sewage treatment tank 101 through the filtering holes of the impurity filtering net 103, and the servo motor 204 operates to drive the rotating shaft 205 and the first cleaning brush 207 to rotate, when the first cleaning brush 207 rotates, the upper surface of the impurity filtering net 103 can be cleaned, the impurities such as the leaves and the garbage can be prevented from blocking the impurity filtering net 103, and the filtering efficiency of the impurity filtering net 103 is improved.

Example 3

Referring to fig. 1-4, for the utility model discloses the third embodiment, this embodiment provides a preprocessing device, through the preprocessing mechanism 300 that sets up, can adsorb the little particulate matter of suspension in the sewage to make the exhaust water comparatively pure, avoided the filth damage electrical equipment of aquatic then.

Concretely, pretreatment mechanism 300, including bull stick 301, set up the first puddler 303 at bull stick 301 top circumferential surface, set up the second puddler 304 at bull stick 301 lower extreme circumferential surface and set up the second clearance brush 305 of keeping away from bull stick 301 one end at second puddler 304, cross slot 302 has been seted up to bull stick 301's upper end inside, and cross slot 302 and cross inserted block 206 phase-match, the left side wall of sewage treatment jar 101 is provided with filling tube 104, and filling tube 104 sets up the below at left side pneumatic cylinder 201, the lower extreme of bull stick 301 passes through the inside that the bearing rotation installed at sewage treatment jar 101, the right side wall lower extreme of sewage treatment jar 101 is provided with drain pipe 106, the lower extreme left side of sewage treatment jar 101 is provided with blow off pipe 107, the inside of drain pipe 106 and blow off pipe 107 all is provided with the valve, second puddler 304 and second clearance brush 305 all are provided with four, the left side wall of drain pipe 106 is provided with the active carbon filter screen, the right-hand member right side of second clearance brush 305 and the left side wall in close contact with the active carbon filter screen.

Wherein, the setting of cross slot 302 and cross inserted block 206, can seal sewage treatment jar 101 upper end back at upper cover 203, pivot 205 passes through the cross inserted block 206 and pegs graft inside the cross slot 302 of bull stick 301, then when pivot 205 rotates, the bull stick 301 can be driven smoothly to pivot 205, the setting of filling tube 104, can send into the flocculating agent to sewage treatment jar 101's interior bottom in filling tube 104 department, then can remove the tiny particle suspended solid in the sewage, the setting of drain pipe 106, can discharge the use from drain pipe 106 with the water after handling, the setting of blow off pipe 107, can collect and carry out subsequent processing from blow off pipe 107 with the precipitate of sewage treatment jar 101 bottom in blow off pipe 107 department.

In conclusion, the leaves are filtered, after the sewage of the garbage falls to the inner bottom of the sewage treatment tank 101, the flocculating agents such as aluminum sulfate are fed into the inner bottom of the sewage treatment tank 101 through the feeding pipe 104, at the moment, the rotating shaft 205 can drive the rotating rod 301 to rotate through the cross insertion block 206 when rotating, the rotating rod 301 can drive the first stirring rod 303 and the second stirring rod 304 to rotate, thereby stirring the sewage and the flocculating agents, further, the flocculating agents are enabled to react and adsorb suspended matters in the sewage, after the adsorption is completed, a valve in the drain pipe 106 is opened, the treated water is discharged from the drain pipe 106 for use, meanwhile, the second stirring rod 304 rotates to drive the second cleaning brush 305 to rotate, so that the second cleaning brush 305 can clean the activated carbon filter screen on the left side of the drain pipe 106, the suspended matters are prevented from blocking the filter screen, and the drainage efficiency is improved.

It is important to note that the construction and arrangement of the present application as shown in the various exemplary embodiments is illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications are possible (e.g., variations in sizes, dimensions, structures, shapes and proportions of the various elements, values of parameters (e.g., temperatures, pressures, etc.), mounting arrangements, use of materials, colors, orientations, etc.) without materially departing from the novel teachings and advantages of the subject matter recited in this application. For example, elements shown as integrally formed may be constructed of multiple parts or elements, the position of elements may be reversed or otherwise varied, and the nature or number of discrete elements or positions may be altered or varied. Accordingly, all such modifications are intended to be included within the scope of this invention. The order or sequence of any process or method steps may be varied or re-sequenced according to alternative embodiments. In the claims, any means-plus-function clause is intended to cover the structures described herein as performing the recited function and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments without departing from the scope of the present inventions. Therefore, the present invention is not limited to a particular embodiment, but extends to various modifications that nevertheless fall within the scope of the appended claims.

Moreover, in an effort to provide a concise description of the exemplary embodiments, all features of an actual implementation may not be described (i.e., those unrelated to the presently contemplated best mode of carrying out the invention, or those unrelated to enabling the invention).

It should be appreciated that in the development of any such actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort might be complex and time consuming, but would nevertheless be a routine undertaking of design, fabrication, and manufacture for those of ordinary skill having the benefit of this disclosure, without undue experimentation.

It should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present invention can be modified or replaced with equivalents without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the scope of the claims of the present invention.

Claims (10)

1. The utility model provides a sewage filter mechanism for power station which characterized in that: comprises the steps of (a) preparing a mixture of a plurality of raw materials,

the sewage treatment assembly (100) comprises a sewage treatment tank (101), an insertion block (102) arranged on the circumferential inner wall of the upper end of the sewage treatment tank (101), an impurity filter screen (103) inserted into the upper end of the insertion block (102) and support legs (105) arranged at the bottom of the sewage treatment tank (101); and the number of the first and second groups,

impurity filtering mechanism (200), be in including pneumatic cylinder (201), setting L type connecting block (202), the setting of pneumatic cylinder (201) upper end are in upper cover (203), the setting of L type connecting block (202) lower surface are in servo motor (204) of upper cover (203) upper surface, through the shaft coupling with pivot (205) that the power take off end transmission of servo motor (204) is connected, the setting is in cross inserted block (206) and the setting of pivot (205) lower extreme are in first clearance brush (207) of pivot (205) lower extreme left and right sides wall.

2. The sewage filtering mechanism for a hydropower station according to claim 1, wherein: the impurity filter screen (103) is arranged inside the upper end of the sewage treatment tank (101), and the upper end of the impurity filter screen (103) is abutted against the lower surface of the upper cover (203).

3. A sewage filtering mechanism for a hydroelectric power plant according to claim 1 or 2, wherein: pneumatic cylinder (201) and L type connecting block (202) all are provided with two, two pneumatic cylinder (201) all set up the left and right sides outer wall at sewage treatment jar (101) respectively through the mount pad.

4. A sewage filter arrangement for a hydroelectric power plant according to claim 3 wherein: a water inlet pipe (208) is arranged inside the left side of the upper cover (203), and the lower end of the water inlet pipe (208) is communicated with the inside of the sewage treatment tank (101).

5. The sewage filtering mechanism for a hydroelectric power plant according to any one of claims 1, 2 and 4, wherein: the upper end of the rotating shaft (205) is rotatably arranged in the upper cover (203) through a bearing, and the lower end of the first cleaning brush (207) is in close contact with the upper surface of the impurity filtering screen (103).

6. A pretreatment device characterized by: comprising the sewage filtering mechanism for a hydroelectric power station according to any of claims 1 to 5, and,

pretreatment mechanism (300), be in including bull stick (301), setting bull stick (301) top circumferential surface's first puddler (303), setting are in the second puddler (304) and the setting of bull stick (301) lower extreme circumferential surface are in second clearance brush (305) of bull stick (301) one end are kept away from in second puddler (304).

7. A pretreatment device according to claim 6, characterized in that: a cross slot (302) is formed in the upper end of the rotating rod (301), and the cross slot (302) is matched with the cross inserting block (206).

8. A pretreatment device according to claim 7, characterized in that: the left side wall of sewage treatment jar (101) is provided with filling tube (104), and filling tube (104) set up the below at left side pneumatic cylinder (201), the lower extreme of bull stick (301) passes through the bearing and rotates the inside of installing in sewage treatment jar (101).

9. A pretreatment device according to claim 7 or 8, characterized in that: the sewage treatment device is characterized in that a drain pipe (106) is arranged at the lower end of the right side wall of the sewage treatment tank (101), a drain pipe (107) is arranged on the left side of the lower end of the sewage treatment tank (101), and valves are arranged inside the drain pipe (106) and the drain pipe (107).

10. A pretreatment device according to claim 9, characterized in that: second puddler (304) and second clearance brush (305) all are provided with four, the left side wall of drain pipe (106) is provided with the active carbon filter screen, right-hand member the right side of second clearance brush (305) and the left side wall in close contact with of active carbon filter screen.

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