CN209771480U - Filter grid for sewage treatment - Google Patents

Abstract

the utility model belongs to the technical field of the sewage treatment technique and specifically relates to a sewage treatment is with filtering grid, including the installation frame, set up the external rectangular channel that is linked together in the installation frame, install the grid body in the rectangular channel, set up the recess that a plurality of and external world are linked together on the grid body, still install four triangle dogs that are the matrix and arrange on the cell wall of rectangular channel, install four blades that are cyclic annular equidistant range in the second pivot. The utility model discloses a plurality of recesses have been seted up on the grid body, convenient drainage, and still install fine filter screen, do further processing to sewage, solved general filtration grid for sewage treatment its not good problem of filter effect; in addition, through the arranged blades, the scraping teeth scrape off the garbage accumulated on the grating body when the blades rotate, and the problem that the sewage cannot continuously flow due to the fact that impurities are easily accumulated on the surface of the common filtering grating for sewage treatment is solved.

Description

filter grid for sewage treatment

Technical Field

The utility model relates to a sewage treatment technical field specifically is a sewage treatment is with filtering grid.

Background

The grating, also known as steel grating, steel grating plate or grating plate, is formed by welding flat steel and twisted steel, and is mainly used in the aspects of rest platforms, walkways, ditch covers, step plates and the like. Also be used in aspects such as environmental protection equipment and sewage treatment, the grid is widely used in fields such as petrochemical, electric power, running water, sewage treatment, harbour and pier, building decoration, ship, self-propelled parking area, municipal works, sanitation engineering platform, pavement, landing stage, trench cover, well lid, ladder, rail etc..

In sewage treatment, impurity in the sewage can be filtered by using the filter grating, so that the pipeline is prevented from being blocked by larger impurity, but the common filter grating for sewage treatment only blocks the impurity, so that the impurity is easy to accumulate on the surface of the filter grating, and the sewage can not continuously flow through the filter grating. In view of this, we propose a filtration grid for sewage treatment.

SUMMERY OF THE UTILITY MODEL

an object of the utility model is to provide a filtration grid for sewage treatment to solve the general filtration grid for sewage treatment that proposes in the above-mentioned background art, it only blocks impurity, causes impurity to pile up easily on the surface of filtration grid, and sewage can't continue to flow the problem from filtering the grid.

In order to achieve the above object, the utility model provides a following technical scheme:

A filtering grid for sewage treatment comprises an installation frame, wherein a rectangular groove communicated with the outside is formed in the installation frame, a grid body is installed in the rectangular groove, a plurality of grooves communicated with the outside are formed in the grid body, two mutually symmetrical through holes are further formed in the grid body, each through hole is communicated with the outside, a first rotating shaft is installed on the grid body, and the grid body is rotatably connected with the groove wall of the rectangular groove through the first rotating shaft;

Still install four triangle dogs that are the matrix and arrange on the cell wall of rectangular channel, four the triangle dog with still be equipped with thin filter screen between the grid body, the rear side of installation frame is equipped with the second pivot.

Preferably, the four triangular stoppers are respectively installed at four corners of the rectangular groove.

Preferably, each triangular baffle is internally provided with a water through hole communicated with the outside.

Preferably, the bottom wall of the rectangular groove is further provided with an inclined surface.

Preferably, four blades which are arranged in an annular and equidistant mode are installed on the second rotating shaft, two mutually symmetrical fixing plates are further installed on the second rotating shaft, the second rotating shaft is connected with the two fixing plates in a rotating mode, each fixing plate is tightly welded to the installation frame, one fixing plate is located, and a first bevel gear is further installed on a shaft body of the second rotating shaft and located between the two fixing plates and the blades.

Preferably, the below of gear is equipped with second conical gear, just second conical gear with first conical gear intermeshing, be equipped with the transmission shaft on the leading flank of second conical gear, be equipped with the bearing on the transmission shaft, just one the bearing is with one of them closely weld between the pore wall of through-hole, another install the third pivot in the through-hole, just the third pivot with rotate between the grid body and connect, the third pivot with connect through the connecting band between the transmission shaft, install a plurality of on the connecting band and scrape the tooth.

preferably, the tail end of the third rotating shaft and the tail end of the transmission shaft are both provided with a limiting disc.

Preferably, the mounting frame is provided with a clamping groove, the grating body is provided with a clamping block at a position opposite to the clamping groove, and the clamping block is in clamping fit with the clamping groove.

Preferably, the bearing comprises an inner shaft, an outer shaft and steel balls, the transmission shaft is tightly welded with the inner shaft of the bearing, and the outer shaft of the bearing is tightly welded with the wall of the through hole.

Compared with the prior art, the beneficial effects of the utility model are that:

1. The utility model discloses a set up a plurality of recess on the grid body, make things convenient for the discharge of ponding, and still install thin filter screen, and be connected for rotating between grid body and the installation frame, the convenience is changed the thin filter screen of inside, has solved the not good problem of its filter effect of general sewage treatment with filtering grid.

2. The utility model discloses a blade that sets up, when sewage flows through the blade, the blade begins to rotate, it rotates to drive the transmission shaft, the transmission shaft is realized rotating rather than the third pivot of being connected through the connecting band in the time of the pivoted, and the connecting band begins to rotate this moment and realizes scraping the tooth and move along with the motion of connecting band, and then realize striking off accumulational rubbish on the grid body, guarantee that accumulational rubbish can not block the recess on the grid body, general filtration grid for sewage treatment has been solved, it only blocks impurity, cause impurity to pile up the surface at filtration grid easily, sewage can't continue the problem of flowing through from filtering the grid.

drawings

Fig. 1 is a perspective view of the present invention;

Fig. 2 is an exploded view of the mounting frame of the present invention;

Fig. 3 is a perspective view of the grid body of the present invention;

Fig. 4 is a perspective view of the mounting frame of the present invention;

fig. 5 is a perspective view of the blade of the present invention;

Fig. 6 is a perspective view of the transmission shaft of the present invention;

fig. 7 is a perspective view of the triangular stop of the present invention.

In the figure: 1. a mounting frame; 11. a rectangular groove; 12. a triangular stop block; 121. a water through hole; 13. a bevel; 2. a grid body; 21. a groove; 22. a through hole; 23. a first rotating shaft; 3. a fine filter screen; 4. a second rotating shaft; 41. a blade; 42. a fixing plate; 43. a first bevel gear; 44. a second bevel gear; 45. a drive shaft; 46. a bearing; 47. a third rotating shaft; 48. a connecting belt; 481. scraping teeth; 49. a limiting disc.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", "third" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Example 1

The utility model provides a sewage treatment is with filtering grid, as figure 1, figure 2, figure 3 and figure 4 show, including installation frame 1, set up the rectangular channel 11 that the external world is linked together in installation frame 1, still be equipped with inclined plane 13 on the diapire of rectangular channel 11, install grid body 2 in the rectangular channel 11, set up the recess 21 that a plurality of and external world are linked together on the grid body 2, two mutual symmetrical through-holes 22 have still been seted up in grid body 2, and every through-hole 22 all is linked together with the external world, install first pivot 23 on the grid body 2, and rotate through first pivot 23 between the cell wall of grid body 2 and rectangular channel 11 and be connected, still install four triangle dog 12 that are the matrix and arrange on the cell wall of rectangular channel 11, still be equipped with fine filter screen 3 between four triangle dog 12 and the grid body 2, the rear side of installation frame 1 is equipped with second pivot 4.

In this embodiment, the draw-in groove has been seted up on the installation frame 1, and the fixture block is installed to the position of just going to the draw-in groove on the grid body 2, and the joint cooperation between fixture block and the draw-in groove, conveniently dismantles grid body 2 get off, changes fine filter screen 3 again.

specifically, the trailing flank of thin filter screen 3 all closely laminates with the leading flank of four triangle dog 12, and when the joint was fixed between grid body 2 and installation frame 1, installation frame 1 also with thin filter screen 3 tightly press on four triangle dog 12, guarantees the stability of thin filter screen 3 installation, avoids water at the flow in-process, causes thin filter screen 3 to rock about.

Further, through the inclined plane 13 that sets up, conveniently when rotating grid body 2, can not bump or extrude each other between the diapire of the lower surface of grid body 2 and rectangular channel 11, cause grid body 2 can't continue to open.

In this embodiment, through a plurality of recess 21 that sets up on grid body 2, make things convenient for the discharge of ponding, and still install fine filter screen 3 between four triangle dogs 12 and the grid body 2, realize the further filtration to sewage, and be connected for rotating between grid body 2 and the installation frame 1, conveniently change the fine filter screen 3 of inside, solved the not good problem of its filter effect of general sewage treatment with filtering grid.

Example 2

In a specific operation, since four triangular stoppers 12 are provided, there may be a problem that the four triangular stoppers 12 block part of the sewage to affect the water flow rate of the water flow, therefore, as a preferred embodiment, the improvement is made on the basis of embodiment 1 on the triangular stoppers 12, as shown in fig. 7, the four triangular stoppers 12 are respectively installed at four corners of the rectangular groove 11, and each triangular stopper 12 is tightly welded on a groove wall of the rectangular groove 11, and a water through hole 121 communicated with the outside is opened in each triangular stopper 12.

In this embodiment, the triangular stoppers 12 are provided to block the sewage on one hand and reduce the flowing speed of the sewage, and on the other hand, the sewage flows out of the water through holes 121 through the arranged water through holes 121 without affecting the flow rate of the sewage, so that the problem that the flow rate of the sewage is affected by the provision of the four triangular stoppers 12 and the possibility that the four triangular stoppers 12 block part of the sewage is solved.

Example 3

In the concrete operation, because the grating body 2 blocks the impurities from entering the pipeline, and more impurities are accumulated on the grating body 2 at this time, so that the rectangular grooves 11 on the grating body 2 are blocked, and at this time, the sewage cannot be discharged in time, therefore, as a preferred embodiment, on the basis of embodiment 1, as shown in fig. 5 and 6, four blades 41 are installed on the second rotating shaft 4 in an annular and equidistant arrangement, two fixing plates 42 are also installed on the second rotating shaft 4, and the second rotating shaft 4 is rotationally connected with the two fixing plates 42, each fixing plate 42 is tightly welded on the mounting frame 1, a first bevel gear 43 is also installed on the shaft body of the second rotating shaft 4 between one of the fixing plates 42 and the blade 41, a second bevel gear 44 is installed below the gear 43, and the second bevel gear 44 is engaged with the first bevel gear 43, a transmission shaft 45 is arranged on the front side surface of the second bevel gear 44, a bearing 46 is arranged on the transmission shaft 45, the bearing 46 is tightly welded with the hole wall of one through hole 22, a third rotating shaft 47 is arranged in the other through hole 22, the third rotating shaft 47 is rotatably connected with the grid body 2, the third rotating shaft 47 is connected with the transmission shaft 45 through a connecting belt 48, a plurality of scraping teeth 481 are arranged on the connecting belt 48, and limiting discs 49 are arranged at the tail end of the third rotating shaft 47 and the tail end of the transmission shaft 45.

In this embodiment, the bearing 46 includes an inner shaft, an outer shaft and steel balls, the transmission shaft 45 is tightly welded to the inner shaft of the bearing 46, and the outer shaft of the bearing 46 is tightly welded to the hole wall of the through hole 22, at this time, the inner shaft can continue to rotate under the condition that the outer shaft is fixed, that is, the transmission shaft 45 can continue to rotate at this time.

Specifically, the number of the scraping teeth 481 is preferably 8, and the scraping teeth 481 are too many, so that the scraping teeth are redundant, the number of the scraping teeth is too small, and when more garbage is encountered, the cleaning speed of the scraping teeth 481 for the garbage is influenced, so that the scraping teeth are preferably 8.

In this embodiment, the blades 41 are arranged to drive the blades 41 to rotate when the sewage flows through the blades 41, and the second rotating shaft 4 rotates when the blades 41 rotate, when the second rotating shaft 4 rotates, the first bevel gear 43 thereon rotates, the first bevel gear 43 rotates to drive the second bevel gear 44 engaged therewith to rotate, when the second bevel gear 44 rotates, the transmission shaft 45 rotates, when the transmission shaft 45 rotates, the connecting belt 48 rotates to drive the scraping teeth 481 thereon to move, when the scraping teeth 481 move, the garbage accumulated on the front side surface of the grating body 2 is scraped, so that the common filtering grating for sewage treatment is solved, it only blocks impurity, causes the impurity and piles up the surface at the filter grid easily, and the sewage can't continue to flow through the problem in the filter grid.

When the filtering grille for sewage treatment of the utility model is used, a plurality of grooves 21 are arranged on the grille body 2, which is convenient for discharging accumulated water, and a fine filter screen 3 is also arranged, so that sewage is further filtered, when the sewage flows out from the rectangular groove 11 and flows through the blades 41, the blades 41 are driven to rotate, when the blades 41 rotate, the second rotating shaft 4 rotates, when the second rotating shaft 4 rotates, the first bevel gear 43 on the second rotating shaft rotates, when the first bevel gear 43 rotates, the second bevel gear 44 meshed with the first bevel gear is driven to rotate, when the second bevel gear 44 rotates, the transmission shaft 45 rotates, when the transmission shaft 45 rotates, the connecting belt 48 rotates to drive the scraping teeth 481 on the connecting belt to move, when the scraping teeth 481 move, the garbage accumulated on the front side surface of the grille body 2 is scraped, the problem of general filtration grid for sewage treatment, it only blocks impurity, causes impurity to pile up easily on the surface of filtration grid, and sewage can't continue to flow through from the filtration grid is solved.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (9)

1. A filtration grid for sewage treatment, includes installation frame (1), its characterized in that: a rectangular groove (11) communicated with the outside is formed in the installation frame (1), a grid body (2) is installed in the rectangular groove (11), a plurality of grooves (21) communicated with the outside are formed in the grid body (2), two through holes (22) which are symmetrical to each other are further formed in the grid body (2), each through hole (22) is communicated with the outside, a first rotating shaft (23) is installed on the grid body (2), and the grid body (2) is rotatably connected with the groove wall of the rectangular groove (11) through the first rotating shaft (23);

Still install four triangle dog (12) that are the matrix and arrange on the cell wall of rectangular channel (11), four triangle dog (12) with still be equipped with fine filter screen (3) between grid body (2), the rear side of installation frame (1) is equipped with second pivot (4).

2. a filter grate for sewage treatment as claimed in claim 1, wherein: the four triangular stop blocks (12) are respectively arranged at four corners of the rectangular groove (11).

3. A filter grate for sewage treatment as claimed in claim 2, wherein: and a water through hole (121) communicated with the outside is formed in each triangular stop block (12).

4. A filtration grate for sewage treatment as claimed in claim 3 wherein: the bottom wall of the rectangular groove (11) is also provided with an inclined plane (13).

5. A filtration grate for sewage treatment according to claim 4, wherein: install four blades (41) that are cyclic annular equidistant range on second pivot (4), still install two fixed plate (42) of mutual symmetry on second pivot (4), just second pivot (4) and two rotate between fixed plate (42) and be connected, every fixed plate (42) all closely weld in on installation frame (1), be located one of them fixed plate (42) with between blade (41) still install first conical gear (43) on the axis body of second pivot (4).

6. A filtration grate for sewage treatment according to claim 5, wherein: the utility model discloses a grating structure, including first conical gear (43), second conical gear (44) are equipped with in the below of first conical gear (43), just second conical gear (44) with first conical gear (43) intermeshing, be equipped with transmission shaft (45) on the leading flank of second conical gear (44), be equipped with bearing (46) on transmission shaft (45), just bearing (46) and one of them closely weld between the pore wall of through-hole (22), another install third pivot (47) in through-hole (22), just third pivot (47) with rotate between grid body (2) and be connected, third pivot (47) with connect through connecting band (48) between transmission shaft (45), install a plurality of on connecting band (48) and scrape tooth (481).

7. a filtration grate for sewage treatment according to claim 6, wherein: and the tail end of the third rotating shaft (47) and the tail end of the transmission shaft (45) are provided with limiting discs (49).

8. A filter grate for sewage treatment as claimed in claim 7, wherein: the mounting frame (1) is provided with a clamping groove, a clamping block is arranged at the position of the right clamping groove on the grating body (2), and the clamping block is matched with the clamping groove in a clamping manner.

9. A filter grate for sewage treatment as set forth in claim 8 wherein: the bearing (46) comprises an inner shaft, an outer shaft and steel balls, the transmission shaft (45) is tightly welded with the inner shaft of the bearing (46), and the outer shaft of the bearing (46) is tightly welded with the hole wall of the through hole (22).