Anti-blocking municipal well lid with adjustable height

Abstract

The height-adjustable anti-blocking municipal well lid comprises a well mouth, a mounting seat is fixedly connected to the top of the inner wall of the well mouth, transverse plates are fixedly connected to the bottoms of the two sides of the inner wall of the mounting seat, threaded rods are rotationally connected to the middles of the two transverse plates through bearings, and sleeves are connected to the surfaces of the two threaded rods in a threaded and sleeved mode. The top ends of the two sleeves are fixedly connected with a pedestal, a cover plate is clamped to the inner wall of the pedestal, a through opening is formed in the bottom end of the mounting base, a screen frame is mounted on the inner wall of the through opening, a filter screen is fixedly connected to the inner wall of the screen frame, grooves are formed in the two sides of the inner wall of the through opening, and elastic pieces are fixedly connected to the inner walls of the grooves. According to the height-adjustable anti-blocking municipal manhole cover, the height of the cover plate can be adjusted so that the cover plate can be flush with the surface of a road, potential traffic safety hazards caused by height difference are avoided, the filter screen is arranged to filter sundries such as garbage, and the sundries are prevented from entering a pipeline system to cause blocking.

Description

Technical Field

[0001] The utility model relates to the technical field of municipal manhole covers, in particular to a height-adjustable anti-clogging municipal manhole cover. Background Art

[0002] Municipal manhole covers refer to manhole covers installed on urban roads, sidewalks or other public areas to cover the entrances of underground pipes or facilities.

[0003] However, the existing municipal manhole covers have the following disadvantages:

[0004] (1) The road surface may change in height due to repair, re-paving or other reasons. The existing municipal manhole covers lack height adjustment function and cannot be adjusted to keep the manhole covers flush with the road surface. The height difference easily causes traffic safety hazards;

[0005] (2) Existing municipal manhole covers lack filtering structures for garbage and other debris, and debris entering the pipe system can easily cause blockage. Utility Model Content

[0006] The purpose of the utility model is to provide a height-adjustable anti-clogging municipal manhole cover to solve the problems mentioned in the above background technology that the existing municipal manhole covers lack height adjustment function, cannot be adjusted to keep the manhole cover flush with the road surface, lack a filtering structure for debris such as garbage, and debris entering the pipeline system easily causes blockage.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a height-adjustable anti-clogging municipal manhole cover, comprising a manhole, a mounting seat is fixedly connected to the top of the inner wall of the manhole, and the bottoms on both sides of the inner wall of the mounting seat are fixedly connected to cross plates, the middle parts of the two cross plates are rotatably connected to threaded rods through bearings, the surfaces of the two threaded rods are threadedly sleeved with sleeves, the tops of the two sleeves are fixedly connected to a pedestal, the inner wall of the pedestal is clamped with a cover plate, a through opening is provided at the bottom end of the mounting seat, a mesh frame is installed on the inner wall of the through opening, a filter screen is fixedly connected to the inner wall of the mesh frame, grooves are provided on both sides of the inner wall of the through opening, spring sheets are fixedly connected to the inner walls of the grooves, a clamping block is fixedly connected to one end of the spring sheet, and clamping grooves are provided on both sides of the mesh frame.

[0008] When using a height-adjustable anti-clogging municipal manhole cover of the present technical solution, the height of the cover plate can be adjusted to keep it flush with the road surface to avoid traffic safety hazards caused by height differences. A filter is provided to filter garbage and other debris to prevent them from entering the pipeline system and causing blockage.

[0009] As a preferred technical solution of the utility model, the top of the groove is provided with a through hole, the inner wall of the through hole is plugged with a pressing rod, and the middle of the block is provided with an inclined groove. When the pressing rod is pressed, the block can be squeezed back into the groove with the cooperation of the inclined groove.

[0010] As a preferred technical solution of the utility model, a knob is fixedly connected to the bottom end of the threaded rod, and the knob is provided to facilitate the rotation of the threaded rod.

[0011] As a preferred technical solution of the utility model, the tops of both sides of the inner wall of the mounting seat are fixedly connected with slide rails, the surfaces of the two slide rails are slidably connected with sliders, and the two sliders are respectively fixedly connected to the bottoms of the two sleeves. The sliders and the slide rails guide the movement of the sleeves.

[0012] As a preferred technical solution of the utility model, one end of the clamping block is clamped with the inner wall of the clamping slot, and the end of the clamping block is clamped in the position of the mesh frame in the clamping slot.

[0013] As a preferred technical solution of the utility model, positioning blocks are fixedly connected to both sides of the inner wall of the through hole, positioning grooves are opened on both sides of the net frame, and the positioning blocks are plugged into the positioning grooves. The positioning blocks can keep the net frame in the correct orientation when installed.

[0014] As a preferred technical solution of the utility model, a plurality of anti-skid protrusions are fixedly connected to the top of the cover plate, and the anti-skid protrusions provide an anti-skid effect on the surface of the manhole cover.

[0015] As a preferred technical solution of the utility model, both sides of the cover plate surface are provided with openings, which can be used to pry open the cover plate using hooks.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. By turning the knobs on both sides at the same time to drive the threaded rod to rotate, the sleeve and the pedestal above can move vertically to change the height position of the cover plate. In this way, the height of the cover plate can be adjusted to keep it flush with the road surface to avoid traffic safety hazards caused by height differences;

[0018] 2. By setting a filter at the bottom of the manhole cover, garbage and other debris can be filtered to prevent them from entering the pipe system and causing blockage. By pressing the pressing rods on both sides, the block can be squeezed back into the groove with the cooperation of the inclined groove, and the filter can be disassembled, which is convenient for replacing the filter and cleaning the filtered material. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 It is a cross-sectional view of the mounting seat of the utility model;

[0021] Figure 3 It is a cross-sectional view of the groove of the utility model;

[0022] Figure 4 It is a three-dimensional diagram of the base of the utility model.

[0023] In the figure: 1. wellhead; 2. mounting seat; 3. cross plate; 4. bearing; 5. threaded rod; 6. sleeve; 7. pedestal; 8. cover plate; 9. knob; 10. dial mouth; 11. slider; 12. slide rail; 13. through mouth; 14. filter screen; 15. groove; 16. spring piece; 17. block; 18. slot; 19. through mouth; 20. pressing rod; 21. inclined groove; 22. positioning block; 23. positioning slot; 24. anti-slip protrusion; 25. mesh frame. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] See also Figure 1-4 The utility model provides a height-adjustable anti-clogging municipal manhole cover, including a manhole 1, a mounting seat 2 is fixedly connected to the top of the inner wall of the manhole 1, and the bottoms of the two sides of the inner wall of the mounting seat 2 are fixedly connected with cross plates 3, the middle parts of the two cross plates 3 are rotatably connected with threaded rods 5 through bearings 4, the surfaces of the two threaded rods 5 are threadedly sleeved with sleeves 6, the tops of the two sleeves 6 are fixedly connected with a pedestal 7, and the inner wall of the pedestal 7 is clamped with a cover plate 8 for closing the manhole 1, and a through opening 13 is opened at the bottom end of the mounting seat 2 for drainage, a mesh frame 25 is installed on the inner wall of the through opening 13, and a filter screen 14 is fixedly connected to the inner wall of the mesh frame 25 for filtering, grooves 15 are opened on both sides of the inner wall of the through opening 13, and spring pieces 16 are fixedly connected to the inner wall of the groove 15, and a clamping block 17 is fixedly connected to one end of the spring piece 16, and clamping grooves 18 are opened on both sides of the mesh frame 25 for installation limit.

[0026] When in use, the cover plate 8 is used to close the manhole 1 to ensure the safety of the road. The height of the cover plate 8 can be adjusted to make it flush with the road surface to avoid traffic safety hazards caused by height differences. A filter screen 14 is provided at the bottom of the manhole cover to filter garbage and other debris to avoid entering the pipeline system and causing blockage.

[0027] A through hole 19 is provided at the top of the groove 15, and a pressing rod 20 is inserted into the inner wall of the through hole 19. A bevel groove 21 is provided in the middle of the block 17 for unlocking operation. One end of the block 17 is engaged with the inner wall of the slot 18 to play a locking role. Positioning blocks 22 are fixedly connected to both sides of the inner wall of the through hole 13. Positioning grooves 23 are provided on both sides of the mesh frame 25, and the positioning blocks 22 are plugged into the positioning grooves 23 to play a positioning role.

[0028] During use, when the filter 14 is installed, the positioning block 22 and the positioning groove 23 are arranged to ensure that the orientation of the mesh frame 25 is correct. The block 17 is stuck in the groove 18 of the mesh frame 25 under the action of the spring 16, and is used to lock the position of the filter 14. By pressing the pressing rods 20 on both sides, with the cooperation of the inclined groove 21, the block 17 can be squeezed back into the groove 15, and the filter 14 can be disassembled, which is convenient for replacing the filter 14 and cleaning the filtered material.

[0029] A knob 9 is fixedly connected to the bottom end of the threaded rod 5 for easy operation. Slide rails 12 are fixedly connected to the tops of both sides of the inner wall of the mounting seat 2. Slide blocks 11 are slidably connected to the surfaces of the two slide rails 12, and the two slide blocks 11 are respectively fixedly connected to the bottoms of the two sleeves 6 to play a guiding role. A plurality of anti-slip protrusions 24 are fixedly connected to the top of the cover plate 8 for anti-slip effect. Openings 10 are provided on both sides of the surface of the cover plate 8 for easy opening of the cover plate 8.

[0030] When in use, the anti-slip protrusions 24 arranged on the surface of the cover plate 8 prevent pedestrians from slipping when walking by. The arranged pull-out opening 10 can be used with a hook or other tool to pry open the cover plate 8 for maintenance inside the wellhead 1. The threaded rod 5 is driven to rotate by simultaneously rotating the knobs 9 on both sides. Since the threaded rod 5 is threadedly connected to the upper sleeve 6 and under the guidance of the slider 11 and the slide rail 12, the sleeve 6 and the upper pedestal 7 can move vertically to change the height position of the cover plate 8.

[0031] When in use, the utility model provides a municipal manhole cover with adjustable height and anti-clogging. The threaded rod 5 is driven to rotate by rotating the knobs 9 on both sides at the same time. Since the threaded rod 5 is threadedly connected with the sleeve 6 above, and under the guidance of the slider 11 and the slide rail 12, the sleeve 6 and the upper pedestal 7 can move vertically to change the height position of the cover plate 8, thereby the height of the cover plate 8 can be adjusted to make it flush with the road surface, avoiding traffic safety hazards caused by height differences. By arranging a filter screen 14 at the lower part of the manhole cover, garbage and other debris can be filtered to avoid entering the pipeline system and causing blockage. The block 17 is stuck in the slot 18 of the mesh frame 25 under the action of the spring piece 16 to lock the position of the filter screen 14. By pressing the pressing rods 20 on both sides, the block 17 can be squeezed back into the groove 15 with the cooperation of the inclined groove 21, and the filter screen 14 can be disassembled, which is convenient for replacing the filter screen 14 and cleaning the filtered material.

[0032] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A height-adjustable anti-clogging municipal manhole cover, comprising a manhole opening (1), characterized in that: The top of the inner wall of the wellhead (1) is fixedly connected to a mounting seat (2), the bottoms of both sides of the inner wall of the mounting seat (2) are fixedly connected to horizontal plates (3), the middle parts of the two horizontal plates (3) are rotatably connected to threaded rods (5) through bearings (4), the surfaces of the two threaded rods (5) are threadedly sleeved with sleeves (6), the tops of the two sleeves (6) are fixedly connected to a pedestal (7), the inner wall of the pedestal (7) is clamped with a cover plate (8), and the mounting seat (2) is fixedly connected to the inner wall of the pedestal (7). A through opening (13) is provided at the bottom end of the mounting seat (2), a screen frame (25) is installed on the inner wall of the through opening (13), a filter screen (14) is fixedly connected to the inner wall of the screen frame (25), grooves (15) are provided on both sides of the inner wall of the through opening (13), a spring sheet (16) is fixedly connected to the inner wall of the groove (15), a clamping block (17) is fixedly connected to one end of the spring sheet (16), and clamping grooves (18) are provided on both sides of the screen frame (25).

2. The height-adjustable anti-clogging municipal manhole cover according to claim 1, characterized in that: The top of the groove (15) is provided with a through opening (19), the inner wall of the through opening (19) is plugged with a pressing rod (20), and the middle of the clamping block (17) is provided with an inclined groove (21).

3. The height-adjustable anti-clogging municipal manhole cover according to claim 1, characterized in that: The bottom end of the threaded rod (5) is fixedly connected with a knob (9).

4. The height-adjustable anti-clogging municipal manhole cover according to claim 1, characterized in that: The tops of both sides of the inner wall of the mounting seat (2) are fixedly connected with slide rails (12), the surfaces of the two slide rails (12) are slidably connected with sliders (11), and the two sliders (11) are respectively fixedly connected to the bottoms of the two sleeves (6).

5. The height-adjustable anti-clogging municipal manhole cover according to claim 1, characterized in that: One end of the clamping block (17) is clamped with the inner wall of the clamping slot (18).

6. The height-adjustable anti-clogging municipal manhole cover according to claim 1, characterized in that: Positioning blocks (22) are fixedly connected to both sides of the inner wall of the through opening (13), positioning grooves (23) are provided on both sides of the net frame (25), and the positioning blocks (22) are plugged into the positioning grooves (23).

7. The height-adjustable anti-clogging municipal manhole cover according to claim 1, characterized in that: A plurality of anti-slip protrusions (24) are fixedly connected to the top end of the cover plate (8).

8. The height-adjustable anti-clogging municipal manhole cover according to claim 1, characterized in that: Openings (10) are provided on both sides of the surface of the cover plate (8).

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