CN113323023B - Manhole cover and mounting method thereof - Google Patents
Manhole cover and mounting method thereof Download PDFInfo
- Publication number
- CN113323023B CN113323023B CN202110742385.9A CN202110742385A CN113323023B CN 113323023 B CN113323023 B CN 113323023B CN 202110742385 A CN202110742385 A CN 202110742385A CN 113323023 B CN113323023 B CN 113323023B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/12—Manhole shafts; Other inspection or access chambers; Accessories therefor
- E02D29/14—Covers for manholes or the like; Frames for covers
- E02D29/1427—Locking devices
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The application discloses a manhole cover and a mounting method thereof, which are applied in the field of municipal construction, and the technical scheme is that the manhole cover comprises a fixed cylinder, the outer wall of the upper end edge of the fixed cylinder is connected with a support ring, the outer ring outer wall of the support ring is connected with a limiting cylinder, a cover plate is arranged in the limiting cylinder, a strong spring is arranged on the support ring, the inner wall of the limiting cylinder is provided with a placing groove, a limiting plate is arranged in the placing groove, the upper end side wall of the limiting plate is provided with a limiting block, the side wall of the cover plate is provided with a limiting groove for placing the limiting block, the inner wall of the placing groove is fixed with a supporting spring, the tail end of the supporting spring is abutted against the side wall of the limiting plate, the lower end of the limiting plate is rotatably connected with the inner wall of the placing groove, the lower end of the inner wall of the placing groove is provided with a rotating through hole, the lower end of the limiting plate is connected with a telescopic rod, and the tail end of the telescopic rod penetrates out of the rotating through hole, the tail end of the telescopic rod is rotatably connected with a brake rod.
Description
Technical Field
The application relates to the technical field of municipal construction, in particular to a manhole cover and an installation method thereof.
Background
The inspection well is used for the maintenance of power supply, water drainage, pollution discharge, communication, cable television, gas pipes, street lamp lines and the like of urban underground infrastructure, and is convenient to install. Typically at pipe junctions, bends, changes in pipe diameter or slope, and at regular intervals along a straight pipe section.
The current chinese patent with publication number CN103321254A discloses an inner well cover of an inspection well and an inspection well cover assembly containing the inner well cover support and the inner well cover, the inspection well cover assembly further comprises an outer well cover and a well cover support, the inner well cover support is fixed at the bottom of the well cover support, the inner well cover is detachably mounted on a supporting plate of the inner well cover support through a notch on an outer edge and a clamping strip on the inner well cover support, the outer well cover is mounted in an upper port of the well cover support and can be moved out from the upper port, and the inner well cover is located below the outer well cover.
In view of the above-mentioned related art, the inventor considers that there is a defect that the manhole cover of the manhole needs to be opened periodically to inspect the condition in the manhole, and the opening and locking of the manhole cover are troublesome.
Disclosure of Invention
In order to enable the well lid of the inspection well to be convenient to lock and open, the application provides the well lid of the inspection well and an installation method of the well lid.
The utility model provides a manhole well lid, adopt following technical scheme: a manhole cover comprises a fixed cylinder, the outer wall of the edge of the upper end of the fixed cylinder is connected with a support ring, the outer ring outer wall of the support ring is connected with a limiting cylinder, a cover plate is arranged in the limiting cylinder, a strong spring is arranged on the support ring, a placing groove is formed in the inner wall of the limiting cylinder, a limiting plate is arranged in the placing groove, a limiting block is arranged on the side wall of the upper end of the limiting plate, the side wall of the cover plate is provided with a limit groove for placing a limit block, the inner wall of the placing groove is fixed with a supporting spring, the tail end of the supporting spring is pressed against the side wall of the limit plate, the lower end of the limit plate is rotationally connected with the inner wall of the placing groove, the lower end of the inner wall of the placing groove is provided with a rotating through hole, the lower end of the limiting plate is connected with a telescopic rod, the tail end of the telescopic rod penetrates out of the rotating through hole, and the tail end of the telescopic rod is rotatably connected with a brake rod.
Through above-mentioned technical scheme, carry out automatic locking to the apron through the stopper, press the upper end of brake lever downwards, can make the terminal downstream of telescopic link, make the upper end of limiting plate to the standing groove internal rotation to make the stopper take out from the spacing groove, powerful spring upwards bounces the rotation end of clamp plate, thereby be convenient for open the apron.
The application is further configured to: the outer side of the brake rod is provided with a protection box, the side wall of the protection box is fixed with the outer wall of the limiting cylinder, the upper end of the protection box is provided with a limiting hole, and the upper end of the brake rod penetrates out of the limiting hole.
Through above-mentioned technical scheme, protect telescopic link and brake lever through the guard box, carry on spacingly to the brake lever simultaneously, guarantee the stability of using.
The application is further configured to: the outer side of the upper end of the brake rod is sleeved with a buffer spring, and the upper end of the brake rod is connected with a pedal.
Through above-mentioned technical scheme, reset the footboard through buffer spring, be convenient for the staff through the footboard and step on the brake lever.
The application is further configured to: the brake rod is fixedly provided with a positioning plate which is arranged in the protective box.
Through the technical scheme, the length of the extending brake rod is limited through the positioning plate, so that the angle of the limiting plate is ensured.
The application is further configured to: and a rotating part which enables the cover plate to be rotationally connected with the inner wall of the limiting cylinder is arranged on one side of the cover plate, and the powerful spring is abutted against the lower end of the rotating end of the cover plate.
Through above-mentioned technical scheme, the apron rotates with a spacing section of thick bamboo to be connected, guarantees the stability of cover connection, and the apron of being convenient for simultaneously is opened, avoids the apron to fly by powerful spring bullet.
The application is further configured to: the support ring is provided with a support cylinder, the upper end of the support cylinder and the rotating part are positioned on the same horizontal plane, the strong spring is arranged in the support cylinder, and the upper end of the strong spring extends out of the upper end of the support cylinder.
Through above-mentioned technical scheme, support the apron through a support section of thick bamboo, guarantee that the apron keeps the horizontality when closing, protect powerful spring simultaneously.
The application is further configured to: the inner wall of the fixed cylinder is provided with a fixing nail in a penetrating mode, and the inner wall of the fixed cylinder is provided with a plurality of reinforcing ribs.
Through above-mentioned technical scheme, guarantee the stability that a fixed section of thick bamboo set up through the staple, strengthen the compressive capacity of a fixed section of thick bamboo through the strengthening rib.
The application is further configured to: the inner diameter of the upper end of the limiting cylinder is gradually increased from bottom to top, and the lower end of the cover plate is provided with a rubber sealing layer.
Through above-mentioned technical scheme, prevent to produce the friction between the inner wall of a spacing section of thick bamboo and the lateral wall of apron, make the apron rotate smoothly.
The application is further configured to: the upper end face of the cover plate is provided with a circular groove, and a pull ring is arranged in the groove.
Through the technical scheme, the cover plate is convenient to pull up through the pull ring, and the pull ring is protected through the circular groove.
In another aspect, the present application provides a method for installing a manhole cover, including the steps of:
s1: inserting the fixed cylinder into a wellhead of the inspection well, and fixing the inspection well through the fixing nail;
s2: connecting the rotating piece with the cover plate, and then connecting the rotating piece with the inner wall of the limiting cylinder;
s3: the protection box is fixed on the outer wall of the limiting cylinder, the limiting plate is rotatably connected in the placing groove, and the tail end of the telescopic rod is rotatably connected with the brake rod in the protection box.
Through above-mentioned technical scheme, be convenient for install and change the well lid, be convenient for lock and open the well lid simultaneously.
To sum up, the beneficial technical effect of this application does:
1. the cover plate is automatically locked through the limiting block, the upper end of the brake rod is pressed downwards, the tail end of the telescopic rod can move downwards, the upper end of the limiting plate rotates towards the placing groove, the limiting block is pulled out of the limiting groove, and the rotating end of the pressing plate is upwards bounced through the strong spring, so that the cover plate can be conveniently opened;
2. the cover plate is rotationally connected with the limiting cylinder, so that the stability of the connection of the cover plate is ensured, the cover plate is convenient to open, and the cover plate is prevented from being bounced off by a strong spring;
3. the cover plate is supported through the supporting barrel, the cover plate is guaranteed to be kept in a horizontal state when being closed, and meanwhile the strong spring is protected.
Drawings
Fig. 1 is an overall configuration diagram of the present embodiment;
fig. 2 is an exploded view showing the structure of the rotating member of the present embodiment;
FIG. 3 is a schematic structural diagram of the limiting cylinder of the present embodiment;
fig. 4 is a schematic structural view of the inside of the protection box of the present embodiment.
Description of the drawings, 1, a fixed cylinder; 2. a support ring; 3. a limiting cylinder; 4. a cover plate; 5. a strong spring; 6. a placement groove; 7. a limiting plate; 8. a telescopic rod; 9. a brake lever; 10. a protection box; 11. a buffer spring; 12. a pedal; 13. positioning a plate; 14. a fixing plate; 15. a rotating plate; 16. a support spring; 17. a support cylinder; 18. fixing nails; 19. reinforcing ribs; 20. a circular groove; 21. a pull ring; 23. A rubber sealing layer; 24. a rotating shaft; 25. fixing grooves; 26. fixing the bolt; 27. a limiting block; 28. a limiting groove.
Detailed Description
The present application is described in further detail below with reference to the accompanying drawings.
Example (b):
referring to fig. 1, for this application discloses an inspection well lid, including a fixed section of thick bamboo 1, be connected with support ring 2 on the outer wall at the upper end edge of a fixed section of thick bamboo 1 perpendicularly, insert a fixed section of thick bamboo 1 into the inspection well, the lower terminal surface of support ring 2 can be with the well head upper end contact of inspection well to it is spacing to make the well head of inspection well support ring 2. Four fixing nails 18 penetrate through the inner wall of the fixed cylinder 1, the tail ends of the fixing nails 18 penetrate through the fixed cylinder 1 and are nailed into the wall of the inspection well, and the fixed cylinder 1 is fixed with the inner wall of the inspection well through the fixing nails 18. Be provided with a plurality of strengthening ribs 19 on the inner wall of a fixed section of thick bamboo 1, support a fixed section of thick bamboo 1 through strengthening rib 19, guarantee the crushing resistance of a fixed section of thick bamboo 1, prevent that a fixed section of thick bamboo 1 from receiving pressure to take place deformation.
Referring to fig. 1 and 2, the outer wall fixedly connected with of support ring 2 is spacing section of thick bamboo 3, spacing section of thick bamboo 3 and the coaxial setting of a fixed section of thick bamboo 1, be provided with apron 4 in the spacing section of thick bamboo 3, the one end of apron 4 sets up the rotation piece, it includes fixed plate 14 to rotate the piece, fixed plate 14 sets up to the U style of calligraphy, be provided with rotor plate 15 between the inner wall of fixed plate 14, axis of rotation 24 is worn to be equipped with by the lateral wall of rotor plate 15, the both ends of axis of rotation 24 are fixed with the inner wall of fixed plate 14 respectively, rotor plate 15 rotates through axis of rotation 24 and fixed plate 14 to be connected.
Referring to fig. 2 and 3, a fixing groove 25 for inserting the fixing plate 14 is formed on an inner wall of the limiting cylinder 3, the fixing plate 14 is inserted into the fixing groove 25, a fixing bolt 26 is inserted through an upper end surface of the limiting cylinder 3, and a tail end of the fixing bolt 26 is inserted into the fixing groove 25 to fix the fixing plate 14. The upper end internal diameter of a spacing section of thick bamboo 3 from bottom to top grow gradually sets up, makes apron 4 rotate smoothly, prevents to produce the friction between the inner wall of a spacing section of thick bamboo 3 and the lateral wall of apron 4.
Referring to fig. 1 and 2, a supporting cylinder 17 is vertically and fixedly connected to the supporting ring 2, an upper end surface of the supporting cylinder 17 and a lower end surface of the fixing plate 14 are located on the same horizontal plane, the supporting cylinder 17 is located below a rotating end of the cover plate 4, and the cover plate 4 is supported by the supporting cylinder 17, so that the cover plate 4 is kept in a horizontal state when being closed. The lower extreme fixedly connected with rubber sealing layer 23 of apron 4, seal the well head department of inspection shaft through rubber sealing layer 23. Circular recess 20 has been seted up to the up end of apron 4, and articulated in the recess have a pull ring 21, is convenient for pull up apron 4 through pull ring 21.
Referring to fig. 1 and 4, a placing groove 6 is formed in the inner wall of the limiting cylinder 3 at one end of the rotating end of the cover plate 4, a limiting plate 7 is arranged in the placing groove 6, and the lower end of the limiting plate 7 is hinged to two inner side walls of the placing groove 6, so that the limiting plate 7 is rotatably connected in the placing groove 6. The lateral wall of the upper end of the limiting plate 7 is provided with a limiting block 27, and the tail end of the limiting block 27 is arranged in a pointed shape. A supporting spring 16 is arranged in the placing groove 6, one end of the supporting spring 16 is fixed with the inner wall of the placing groove 6, and the other end of the supporting spring 16 abuts against the side wall of the limiting plate 7. When the rotating end of the cover plate 4 rotates downward, the side wall of the cover plate 4 will generate a pushing force on the limiting block 27, so that the supporting spring 16 is compressed, and the limiting block 27 slides along the side wall of the cover plate 4. The lateral wall of apron 4 offers the spacing groove 28 that supplies stopper 27 to place, and when stopper 27 slided spacing groove 28 department, the spring action of supporting spring 16 can make stopper 27 insert in spacing groove 28 to fix apron 4.
Referring to fig. 1 and 4, a rotating through hole is formed in the lower end of the inner wall of the placing groove 6, a telescopic rod 8 is fixedly connected to the side wall of the limiting plate 7, and the tail end of the telescopic rod 8 penetrates out of the rotating through hole. The outer wall of the limiting cylinder 3 is fixed with a protection box 10, the side wall of the protection box 10 is provided with an opening, and the tail end of the telescopic rod 8 is inserted into the protection box 10. The tail end of the telescopic rod 8 is hinged with a brake rod 9, the upper end of the protection box 10 is provided with a limiting hole, and the upper end of the brake rod 9 penetrates out of the limiting hole. By pressing the upper end of the brake lever 9 downward, the end of the telescopic rod 8 can be moved downward, so that the upper end of the limiting plate 7 rotates toward the placing groove 6, and the limiting block 27 is pulled out of the limiting groove 28. A strong spring 5 is arranged in the supporting cylinder 17, and the bottom end of the strong spring 5 is fixed with the bottom end of the inner wall of the supporting cylinder 17. When the pressure plate is in the locking state, the strong spring 5 is in the compression state, and after the limit block 27 is drawn out from the limit groove 28, the rotating end of the pressure plate is upwards bounced by the strong spring 5.
Referring to fig. 4, a pedal 12 is connected to an upper end of the brake lever 9, the brake lever 9 is conveniently stepped on by a worker through the pedal 12, a buffer spring 11 is sleeved outside the upper end of the brake lever 9, the upper end of the buffer spring 11 abuts against a lower end of the pedal 12, the lower end of the buffer spring 11 abuts against an upper end face of the protection box 10, and the pedal 12 is reset through the buffer spring 11. A positioning plate 13 is fixed on the outer wall of the brake rod 9, the positioning plate 13 is arranged in the protective box 10, and when the pedal 12 is reset, the upper end face of the positioning plate 13 is abutted against the inner wall of the protective box 10, so that the extending length of the brake rod 9 is limited, and the angle of the limiting plate 7 is ensured.
The implementation principle of the embodiment is as follows: when the rotating end of the cover plate 4 rotates downwards, the limit block 27 slides along the side wall of the cover plate 4, and when the limit block 27 slides to the limit groove 28, the limit block 27 is inserted into the limit groove 28 by the elastic force of the support spring 16, so that the cover plate 4 is fixed. The upper end of the brake rod 9 is pressed downwards, so that the tail end of the telescopic rod 8 moves downwards, the upper end of the limiting plate 7 rotates towards the placing groove 6, and the limiting block 27 is pulled out of the limiting groove 28. After the limiting block 27 is drawn out from the limiting groove 28, the rotating end of the pressure plate is upwards bounced by the strong spring 5.
The application also discloses an installation method of the manhole cover, which comprises the following steps:
s1: inserting the fixed cylinder 1 into the wellhead of the inspection well, and fixing the inspection well through the fixing nail 18;
s2: connecting the rotating piece with the cover plate 4, and then connecting the rotating piece with the inner wall of the limiting cylinder 3;
s3: the protection box 10 is fixed on the outer wall of the limiting cylinder 3, the limiting plate 7 is rotatably connected in the placing groove 6, and the tail end of the telescopic rod 8 is rotatably connected with the brake rod 9 in the protection box 10. The embodiments of the present invention are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereby, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (3)
1. The installation method of the inspection well lid is applied to the inspection well lid and is characterized in that the inspection well lid comprises a fixed cylinder (1), the outer wall of the upper end edge of the fixed cylinder (1) is connected with a support ring (2), the outer ring outer wall of the support ring (2) is connected with a limiting cylinder (3), a cover plate (4) is arranged in the limiting cylinder (3), a strong spring (5) is arranged on the support ring (2), a placing groove (6) is formed in the inner wall of the limiting cylinder (3), a limiting plate (7) is arranged in the placing groove (6), the upper end side wall of the limiting plate (7) is provided with a limiting block (27), the side wall of the cover plate (4) is provided with a limiting groove (28) for placing the limiting block (27), a support spring (16) is fixed on the inner wall of the placing groove (6), and the tail end of the support spring (16) is abutted against the side wall of the limiting plate (7), the lower end of the limiting plate (7) is rotatably connected with the inner wall of the placing groove (6), a rotating through hole is formed in the lower end of the inner wall of the placing groove (6), the lower end of the limiting plate (7) is connected with a telescopic rod (8), the tail end of the telescopic rod (8) penetrates out of the rotating through hole, and the tail end of the telescopic rod (8) is rotatably connected with a brake rod (9); a protection box (10) is arranged on the outer side of the brake rod (9), the side wall of the protection box (10) is fixed with the outer wall of the limiting cylinder (3), a limiting hole is formed in the upper end of the protection box (10), and the upper end of the brake rod (9) penetrates out of the limiting hole; a buffer spring (11) is sleeved outside the upper end of the brake rod (9), and the upper end of the brake rod (9) is connected with a pedal (12); a rotating part which enables the cover plate (4) to be rotatably connected with the inner wall of the limiting cylinder (3) is arranged on one side of the cover plate (4), and the strong spring (5) is abutted against the lower end of the rotating end of the cover plate (4); the inner diameter of the upper end of the limiting cylinder (3) is gradually increased from bottom to top, and the lower end of the cover plate (4) is provided with a rubber sealing layer (23); a circular groove (20) is formed in the upper end face of the cover plate (4), and a pull ring (21) is arranged in the groove;
the supporting ring (2) is provided with a supporting cylinder (17), the upper end of the supporting cylinder (17) and the rotating part are positioned on the same horizontal plane, the strong spring (5) is arranged in the supporting cylinder (17), and the upper end of the strong spring (5) extends out of the upper end of the supporting cylinder (17);
the method comprises the following steps:
s1: the fixed barrel (1) is inserted into a wellhead of the inspection well, and the inspection well is fixed through a fixed nail (18);
s2: the rotating piece is connected with the cover plate (4), and then the rotating piece is connected with the inner wall of the limiting cylinder (3);
s3: the protection box (10) is fixed on the outer wall of the limiting cylinder (3), the limiting plate (7) is rotatably connected in the placing groove (6), and the tail end of the telescopic rod (8) is rotatably connected with the brake rod (9) in the protection box (10).
2. The method for installing a manhole cover according to claim 1, wherein a positioning plate (13) is fixed to the brake lever (9), and the positioning plate (13) is disposed in the protective box (10).
3. The method for installing the manhole cover according to claim 1, wherein fixing nails (18) are arranged on the inner wall of the fixing cylinder (1) in a penetrating manner, and a plurality of reinforcing ribs (19) are arranged on the inner wall of the fixing cylinder (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110742385.9A CN113323023B (en) | 2021-06-30 | 2021-06-30 | Manhole cover and mounting method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110742385.9A CN113323023B (en) | 2021-06-30 | 2021-06-30 | Manhole cover and mounting method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113323023A CN113323023A (en) | 2021-08-31 |
| CN113323023B true CN113323023B (en) | 2022-08-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110742385.9A Active CN113323023B (en) | 2021-06-30 | 2021-06-30 | Manhole cover and mounting method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN113323023B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562011B (en) * | 2022-03-22 | 2024-04-02 | 福建西海岸建筑设计院有限公司 | Municipal administration modular drainage inspection shaft |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321254B (en) * | 2013-06-26 | 2015-09-23 | 徐水县华光市政建材有限公司 | The interior well lid of interior well lid support member, manhole and manhole Manhole cover assembly |
| CN108560604A (en) * | 2018-05-29 | 2018-09-21 | 温州瓯林电子科技有限公司 | A kind of municipal administration well lid and its extracting tool and assembly and disassembly methods |
| CN208792374U (en) * | 2018-07-17 | 2019-04-26 | 广东德浩建设有限公司 | A kind of municipal administration inspection shaft is mated formation well lid |
| CN211006765U (en) * | 2019-11-19 | 2020-07-14 | 相勃 | Municipal works road surface inspection shaft well head |
| CN212052877U (en) * | 2020-03-23 | 2020-12-01 | 温梦 | Municipal works are with safe type inspection shaft |
| CN112663674B (en) * | 2020-12-10 | 2021-12-31 | 黑龙江龙捷市政轨道交通工程有限公司 | Municipal asphalt concrete pavement inspection well reinforcing structure and construction method |
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2021
- 2021-06-30 CN CN202110742385.9A patent/CN113323023B/en active Active
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| CN113323023A (en) | 2021-08-31 |
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