CN220666134U

CN220666134U - Dirt blocking grille

Info

Publication number: CN220666134U
Application number: CN202322313354.9U
Authority: CN
Inventors: 杜家亘
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-08-28
Filing date: 2023-08-28
Publication date: 2024-03-26
Anticipated expiration: 2033-08-28

Abstract

The utility model discloses a dirt blocking grille, and relates to the technical field of hydraulic engineering. The utility model comprises a frame, wherein a grid frame is movably arranged in the frame, a grid filter screen is movably inserted in the grid frame, a fixed shaft is symmetrically and fixedly arranged at the top of the grid frame, a filter screen pressing piece is movably sleeved on the fixed shaft through a bearing, a pressing handle is arranged at the front end of the filter screen pressing piece, and the pressing handle is pressed at the top of the grid filter screen. According to the utility model, the screen pressing part is manually stirred, the pressing handle is moved away from the upper part of the screen, the screen can be pulled out of the installation slot to be replaced, after the screen pressing part is loosened, the screen pressing part can be driven to automatically reset and rotate around the fixed shaft under the elastic force of the metal elastic sheet, so that the pressing handle moves to the upper part of the screen again to press and fix a new screen, and a damaged screen or a screen with different meshes can be replaced conveniently by personnel.

Description

Dirt blocking grille

Technical Field

The utility model belongs to the technical field of hydraulic engineering, and particularly relates to a dirt blocking grid.

Background

In the hydraulic engineering construction process, in order to block the dead branches, weeds, plastic garbage and the like in the ditch, a dirt blocking grid is used. Through retrieving, the patent of application number 201720623283.4 discloses a trash rack, including channel-section steel frame, grid, elevating system upwards or downwards promotes the grid through the butt joint that sets up on the square pipe, and spring atress compresses to promote the guide pulley and the laminating of frame that link firmly with the guide arm, thereby keep the stationarity of motion. The device simple structure, grid motion is steady does not have impact, simultaneously, promotes simply easily, and the grid is difficult for appearing rocking when receiving rivers impact, improves life.

However, in the practical use process, the applicant finds that the horizontal square tube and the vertical square tube on the grid are fixed on the grid in the use process, when the horizontal square tube and the vertical square tube are damaged, the horizontal square tube and the vertical square tube are inconvenient to replace, and the middle part of the grid cannot be provided with different numbers of meshes according to the requirement, so that the grid is not flexible enough, and in view of the problem, the applicant proposes a dirt blocking grid.

Disclosure of Invention

In order to solve the technical problems, the utility model is realized by the following technical scheme:

the utility model discloses a dirt blocking grille which comprises a frame, wherein a grille frame is movably arranged in the frame, a grille filter screen is movably inserted in the grille frame, a fixed shaft is symmetrically and fixedly arranged at the top of the grille frame, a filter screen pressing piece is movably sleeved on the fixed shaft through a bearing, a pressing handle is arranged at the front end of the filter screen pressing piece and is pressed at the top of the grille filter screen, a driving handle is arranged at the rear end of the filter screen pressing piece, a fixed block is fixedly connected to the top of the grille frame at a position close to the fixed shaft, and the driving handle is elastically connected with the fixed block through a metal elastic sheet.

Preferably, the two sides of the frame are symmetrically provided with guide sliding grooves, and the two sides of the grid frame are symmetrically and rotationally connected with side rollers through wheel shafts.

Preferably, two side rollers are arranged on each side of the grid frame up and down, and the side rollers roll along the guide sliding groove.

Preferably, the center position of frame top department is fixed and is provided with the butt joint, the installation slot has been seted up at the top of the grid frame of butt joint front side.

Preferably, the grid filter screen is inserted in the installation slot, and the top of the grid filter screen is flush with the bottom of the grid frame.

Preferably, one end of the metal elastic sheet is fixedly connected to the driving handle, and the other end of the metal elastic sheet is fixedly connected to the fixing block.

The utility model has the following beneficial effects:

according to the dirt blocking grating disclosed by the utility model, the filter screen pressing part is manually stirred to enable the pressing handle to be moved away from the upper part of the grating filter screen, the grating filter screen can be pulled out of the installation slot to be replaced, the filter screen pressing part can be driven to automatically reset and rotate around the fixed shaft under the elastic force of the metal elastic sheet after the filter screen pressing part is loosened, so that the pressing handle is moved to the upper part of the grating filter screen again to press and fix the new grating filter screen, a damaged grating filter screen or grating filter screens with different meshes can be replaced conveniently by personnel, sliding friction between grating frames can be converted into rolling friction by arranging the side rollers on two sides of each grating frame, the resistance between each frame can be effectively reduced, the lifting of each grating frame can be easier, and the abrasion of each frame can be reduced.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the overall structure of the dirt blocking grille of the present utility model;

FIG. 2 is a schematic view of the structure of a grid frame in the dirt blocking grid of the utility model;

fig. 3 is an enlarged view of the structure of the dirt blocking grating of fig. 2 at a.

In the drawings, the list of components represented by the various numbers is as follows:

1. a frame; 11. a guide chute; 2. a grid frame; 21. butt joint; 22. installing a slot; 23. a fixed shaft; 3. a grid filter screen; 4. a side roller; 5. a screen compressing member; 51. pressing a handle; 52. a drive handle; 6. a metal spring plate; 7. and a fixed block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution:

embodiment one: the dirt blocking grille comprises a frame 1, a grille frame 2 is movably arranged in the frame 1, a grille filter screen 3 is movably inserted in the grille frame 2, a fixed shaft 23 is symmetrically and fixedly arranged at the top of the grille frame 2, a filter screen compressing piece 5 is movably sleeved on the fixed shaft 23 through a bearing, a pressing handle 51 is arranged at the front end of the filter screen compressing piece 5, the pressing handle 51 is pressed at the top of the grille filter screen 3, a driving handle 52 is arranged at the rear end of the filter screen compressing piece 5, a fixed block 7 is fixedly connected to the top of the grille frame 2 at a position close to the fixed shaft 23, the driving handle 52 is elastically connected with the fixed block 7 through a metal spring piece 6, one end of the metal spring piece 6 is fixedly connected to the driving handle 52, the other end of the metal spring piece 6 is fixedly connected to the fixed block 7, the metal spring piece 6 is used for driving the filter screen compressing piece 5 to realize resetting movement, the grating filter screen 3 is pressed by the pressing handle 51, the center position of the top of the frame 1 is fixedly provided with a butt joint 21, the butt joint 21 is fixedly connected with the telescopic end of an external lifting machine and is used for driving the grating frame 2 to move upwards, not described in detail, the top of the grating frame 2 at the front side of the butt joint 21 is provided with a mounting slot 22, the grating filter screen 3 is inserted into the mounting slot 22, the top of the grating filter screen 3 is flush with the bottom of the grating frame 2, the damaged grating filter screen 3 can be replaced by pulling the grating filter screen 3 out of the grating frame 2, the grating filter screen 3 with different meshes can also be replaced according to actual requirements, when a person needs to replace the grating filter screen 3, the grating frame 2 can be driven to move upwards by the external lifting machine, then the filter screen pressing piece 5 is manually stirred, so that the pressing handle 51 is moved from the upper part of the grating filter screen 3, at this time, the driving handle 52 rotates around the fixing shaft 23 to squeeze the metal elastic sheet 6, then the grille filter screen 3 can be pulled out from the installation slot 22 to replace the grille filter screen 3, and after a new grille filter screen 3 is inserted into the installation slot 22, the filter screen pressing piece 5 is loosened, at this time, under the elastic force of the metal elastic sheet 6, the filter screen pressing piece 5 can be driven to automatically reset and rotate around the fixing shaft 23, so that the pressing handle 51 moves to the upper side of the grille filter screen 3 again to press and fix the grille filter screen 3.

Embodiment two: the difference between this embodiment and the first embodiment lies in that, the two sides of the frame 1 are symmetrically provided with the guiding chute 11, the two sides of the grid frame 2 are symmetrically connected with the side rollers 4 through the wheel axle, the side rollers 4 on each side of the grid frame 2 are vertically provided with two side rollers 4, the side rollers 4 roll along the guiding chute 11, the guiding chute 11 and the side rollers 4 are matched, the sliding friction between the grid frame 2 and the frame 1 can be converted into rolling friction, the resistance between the frame 1 and the grid frame 2 is effectively reduced, the side rollers 4 on two sides of the grid frame 2 can roll along the guiding chute 11 in the lifting process of the grid frame 2, the friction between the frame 1 and the grid frame 2 is effectively reduced, and the abrasion of the frame 1 can be reduced.

Working principle: when the grid filter screen 3 needs to be replaced, a person can drive the grid frame 2 to move upwards through an external lifting machine, then manually stir the filter screen pressing piece 5 to enable the pressing handle 51 to move away from the upper side of the grid filter screen 3, at the moment, the driving handle 52 rotates around the fixing shaft 23 to squeeze the metal elastic sheet 6, then the grid filter screen 3 can be pulled out of the mounting slot 22, the side rollers 4 on two sides of the grid frame 2 can roll along the guide sliding groove 11 in the lifting process of the grid frame 2, friction between the frame 1 and the grid frame 2 is effectively reduced, the grid filter screen 3 is replaced more easily, after the new grid filter screen 3 is inserted into the mounting slot 22, the filter screen pressing piece 5 is loosened, at the moment, under the elastic force operation of the metal elastic sheet 6, the filter screen pressing piece 5 can be driven to automatically reset around the fixing shaft 23, and the pressing handle 51 can be moved to the upper side of the grid filter screen 3 again to press and fix the grid filter screen 3.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification of the technical solutions described in the foregoing embodiments, and equivalent substitution of some technical features thereof, falls within the scope of the present utility model.

Claims

1. Dirt blocking grille, including frame (1), its characterized in that: the novel filter screen comprises a frame (1), wherein a grid frame (2) is movably arranged in the frame (1), a grid filter screen (3) is movably inserted in the grid frame (2), a fixed shaft (23) is symmetrically and fixedly arranged at the top of the grid frame (2), a filter screen pressing piece (5) is movably sleeved on the fixed shaft (23) through a bearing, a pressing handle (51) is arranged at the front end of the filter screen pressing piece (5), the pressing handle (51) presses the top of the grid filter screen (3), a driving handle (52) is arranged at the rear end of the filter screen pressing piece (5), a fixed block (7) is fixedly connected to the top of the grid frame (2) close to the position of the fixed shaft (23), and a metal elastic sheet (6) is elastically connected between the driving handle (52) and the fixed block (7).

2. The trash rack according to claim 1, characterized in that guide sliding grooves (11) are symmetrically formed in two sides of the frame (1), and side rollers (4) are symmetrically connected to two sides of the rack frame (2) in a rotating mode through wheel shafts.

3. The dirt blocking grid according to claim 2, characterized in that two side rollers (4) are arranged on each side of the grid frame (2), and the side rollers (4) roll along the guide sliding groove (11).

4. The trash rack according to claim 1, characterized in that an abutment (21) is fixedly arranged at the central position of the top of the frame (1), and an installation slot (22) is formed in the top of the rack frame (2) at the front side of the abutment (21).

5. A dirt blocking grating according to claim 4, characterized in that the grating screen (3) is inserted in the mounting slot (22) and the top of the grating screen (3) is flush with the bottom of the grating frame (2).

6. The dirt blocking grid according to claim 1, characterized in that one end of the metal spring plate (6) is fixedly connected to the driving handle (52), and the other end of the metal spring plate (6) is fixedly connected to the fixing block (7).