CN215857873U

CN215857873U - Inspection shaft lid with bearing structure

Info

Publication number: CN215857873U
Application number: CN202122276099.6U
Authority: CN
Inventors: 徐胜
Original assignee: Anji Gaidi Technology Co ltd
Current assignee: Anji Gaidi Technology Co ltd
Priority date: 2021-09-20
Filing date: 2021-09-20
Publication date: 2022-02-18
Anticipated expiration: 2031-09-20

Abstract

The utility model relates to the technical field of inspection well covers, in particular to an inspection well cover with a supporting structure, which comprises a fixed cover body and a movable cover body, wherein the main body of the fixed cover body is of an annular structure, the movable cover body is arranged at the top of an inner cavity of the fixed cover body, a limiting rod is fixedly arranged on the inner wall of the fixed cover body close to the bottom of the inner cavity, a threaded rod parallel to the limiting rod is further rotatably connected to the inner wall of the fixed cover body, and opposite threads are respectively formed on the peripheral side surfaces of the threaded rod close to two ends. The utility model overcomes the defects of the prior art, can enable the other end of the connecting rod to rise and jack the movable cover body up after transmission by rotating the rotating shaft, and enables an annular gap to be formed between the fixed cover body and the movable cover body, thereby solving the problems that the inspection well cover on a road is often required to be opened to discharge flood in some areas with heavy rain, but the entrance of a sewer is easily exposed after the inspection well cover is opened, and safety accidents are easily caused.

Description

Inspection shaft lid with bearing structure

Technical Field

The utility model relates to the technical field of inspection well covers, in particular to an inspection well cover with a supporting structure.

Background

There are many underground pipes in urban construction, such as sewers, underground gas pipes, water supply pipes, power pipes, communication pipes, defense pipes, etc., where every other section of the pipe has an outlet to the ground, and the section from the pipe to the ground is called a manhole.

In some areas with heavy rain, the manhole cover on the road needs to be opened to discharge flood, however, after the manhole cover is opened, the inlet of the sewer is easily exposed, and safety accidents are easily caused.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the inspection well cover with the supporting structure, which overcomes the defects of the prior art and aims to solve the problems that in some areas with heavy rain, the inspection well cover on a road needs to be opened frequently for flood discharge, and after the inspection well cover is opened, the inlet of a sewer is exposed easily, so that safety accidents are easily caused.

In order to achieve the purpose, the utility model provides the following technical scheme: an inspection well cover with a supporting structure comprises a fixed cover body and a movable cover body, wherein the main body of the fixed cover body is of an annular structure, the movable cover body is arranged at the top of the inner cavity of the fixed cover body, the inner wall of the fixed cover body close to the bottom of the inner cavity is fixedly provided with a limiting rod, the inner wall of the fixed cover body is also rotationally connected with a threaded rod parallel to the limiting rod, the peripheral sides of the threaded rod close to the two ends are respectively provided with threads in opposite directions, the peripheral sides of the limiting rod close to the two ends are symmetrically and movably sleeved with movable seats, the movable seat is in threaded connection with the threaded rod, a connecting rod is arranged between the movable seat and the movable cover body, and the two ends of the connecting rod are respectively and movably hinged with the movable cover body and the movable seat, an operation cavity is arranged in the side wall of the fixed cover body, one end of the threaded rod extends into the operation cavity, and the top of the operation cavity is communicated with the outside.

As a preferred technical scheme of the present invention, a step concave platform is disposed on the peripheral side wall of the fixed cover body close to the top of the inner cavity, a step boss is fixedly connected to the bottom of the movable cover body, and the step boss is matched with the step concave platform.

As a preferable technical scheme of the utility model, a flip cover is arranged at the opening at the top of the operation cavity.

As a preferable technical scheme of the utility model, the inner bottom wall of the fixed cover body is rotatably connected with a rotating shaft, and a transmission gear set is arranged between the threaded rod and the rotating shaft.

As a preferable technical scheme of the utility model, the transmission gear set comprises a driven bevel gear and a driving bevel gear, the driven bevel gear is fixedly installed at the end part of the threaded rod extending into the operation cavity, the driving bevel gear is fixedly installed on the peripheral side surface of the rotating shaft, the diameter of the driving bevel gear is smaller than that of the driven bevel gear, and the driving bevel gear is meshed with the driven bevel gear.

As a preferable technical scheme of the utility model, the top of the rotating shaft is fixedly provided with a knob.

As a preferable technical scheme of the utility model, the inner wall of the operation cavity is also fixedly provided with a fixed seat, and one end of the rotating shaft close to the knob is rotatably connected inside the fixed seat.

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

1. the utility model adopts the mutual matching of the movable cover body, the limiting rod, the threaded rod, the movable seat, the connecting rod and the rotating shaft, rotates the rotating shaft, can enable the other end of the connecting rod to rise and jack up the movable cover body after some transmissions, and enables an annular gap to be formed between the fixed cover body and the movable cover body, so that the inlet of a sewer is not exposed while the flood is discharged, thereby solving the problem that the inlet of the sewer is easily exposed after the manhole cover is opened in some areas with heavy rain, and the problem that the safety accident is easily caused because the manhole cover on a road is frequently opened to discharge the flood.

2. According to the utility model, the rotating shaft, the driving bevel gear, the driven bevel gear and the threaded rod are mutually matched, the diameter of the driving bevel gear is set to be smaller than that of the driven bevel gear due to the larger mass of the movable cover body, and flood discharging personnel can save more labor when rotating the rotating shaft through the matching of the driving bevel gear and the driven bevel gear.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of a connection structure of a fixed cover and a movable cover according to the present invention;

fig. 3 is an enlarged view of the utility model at a in fig. 2.

In the figure: 1. fixing the cover body; 101. an operating chamber; 11. a stepped recessed platform; 12. a cover is turned; 2. a movable cover body; 21. a stepped boss; 3. a limiting rod; 4. a threaded rod; 41. a driven bevel gear; 5. a movable seat; 6. a connecting rod; 7. a rotating shaft; 71. a drive bevel gear; 72. a knob; 73. a fixed seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, an inspection well cover with a supporting structure comprises a fixed cover body 1 and a movable cover body 2, wherein the main body of the fixed cover body 1 is in an annular structure, the movable cover body 2 is matched with a circular inner cavity of the fixed cover body 1 and is arranged at the top of the inner cavity of the fixed cover body 1, a step concave platform 11 is arranged on the peripheral side wall of the fixed cover body 1 close to the top of the inner cavity, a step boss 21 is fixedly connected to the bottom of the movable cover body 2, the step boss 21 is matched with the step concave platform 11, when the movable cover body 2 is arranged inside the fixed cover body 1, the fixed cover body 1 can support the movable cover body 2 through the matching of the step concave platform 11 and the step convex platform 21, the outer peripheral side surface of the movable cover body 2 is attached to the inner peripheral side wall of the fixed cover body 1, and the upper surface of the movable cover body 2 and the upper surface of the fixed cover body 1 are positioned at the same height to prevent the influence on the traffic.

Referring to fig. 2, a limiting rod 3 is fixedly installed on the inner wall of the fixed cover body 1 near the bottom of the inner cavity, the limiting rod 3 is horizontally arranged, movable seats 5 are symmetrically and movably sleeved on the peripheral sides of the limiting rod 3 near the two ends, the movable seats 5 can slide on the outer surface of the limiting rod 3 along the axial direction of the limiting rod 3, the inner wall of the fixed cover body 1 is also rotatably connected with a threaded rod 4 which is close to and parallel to the limiting rod 3, opposite-direction threads are respectively formed on the peripheral sides of the threaded rod 4 near the two ends, the movable seats 5 are in threaded connection with the threaded rod 4, the threaded rod 4 can drive the two movable seats 5 to move in opposite directions to enable the two movable seats 5 to be close to or away from each other, a connecting rod 6 is arranged between the movable seats 5 and the movable cover body 2, the two ends of the connecting rod 6 are respectively movably hinged with the movable cover body 2 and the movable seats 5, when the two movable seats 5 are close to each other along the axial direction of the limiting rod 3, the connecting rod 6 is in order to adapt to the change of the position of the movable seat 5, the other end position of the connecting rod 6 is raised, the movable cover body 2 can be jacked up, an annular gap is formed between the fixed cover body 1 and the movable cover body 2, the inlet of a sewer cannot be exposed during flood discharge, and the use is safer.

Referring to fig. 3, an operation cavity 101 is formed inside a side wall of the fixed cover 1, a top of the operation cavity 101 is communicated with the outside, one end of the threaded rod 4 extends into the operation cavity 101, the threaded rod 4 in the operation cavity 101 can be rotated, and the movable cover 2 is lifted, a flip 12 for protecting parts in the operation cavity 101 is arranged at an opening at the top of the operation cavity 101, and when the threaded rod 4 needs to be rotated, the flip 12 can be opened and then operated.

Please refer to fig. 3, in order to facilitate the flood discharge personnel to operate the threaded rod 4, the inner bottom wall of the fixed cover body 1 is rotatably connected with the rotating shaft 7 which is vertically arranged, and a transmission gear set is arranged between the threaded rod 4 and the rotating shaft 7, the rotating shaft 7 can be rotated to drive the threaded rod 4 to rotate through the transmission of the gear transmission set, and the knob 72 which is convenient for rotating the rotating shaft 7 is fixedly arranged at the top of the rotating shaft 7, the inner wall of the operating cavity 101 is also fixedly provided with a fixed seat 73 which is used for supporting the rotating shaft 7, one end of the rotating shaft 7, which is close to the knob 72, is rotatably connected inside the fixed seat 73, so that the rotating shaft 7 is more stable.

Referring to fig. 3, the transmission gear set includes a driven bevel gear 41 and a drive bevel gear 71, the driven bevel gear 41 is fixedly installed at an end of the threaded rod 4 extending into the operation cavity 101, the drive bevel gear 71 is fixedly installed at a peripheral side surface of the rotating shaft 7, the driven bevel gear 41 is perpendicular to the drive bevel gear 71, and the drive bevel gear 71 is engaged with the driven bevel gear 41, so that the rotating shaft 7 can drive the threaded rod 4 to rotate through the drive bevel gear 71 and the driven bevel gear 41 when rotating, because the movable cover 2 has a large mass, the diameter of the drive bevel gear 71 is set to be smaller than that of the driven bevel gear 41, and through the matching of the drive bevel gear 71 and the driven bevel gear 41, flood discharge personnel can save more labor when rotating the rotating shaft 7.

The working principle is as follows: during the flood discharge, open flip 12 to rotate knob 72, make knob 72 drive threaded rod 4 through drive bevel gear 71 and driven bevel gear 41 and rotate, use two sliding seat 5 to be close to each other, connecting rod 6 is for the change of adaptation sliding seat 5 position, the other end position of connecting rod 6 rises, can be with activity lid 2 jack-up, make and form annular clearance between fixed lid 1 and the activity lid 2, can not expose the entry of sewer when the flood discharge.

Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an inspection shaft lid with bearing structure, includes fixed lid (1) and activity lid (2), its characterized in that: the fixed cover body (1) main body is of an annular structure, the movable cover body (2) is arranged at the top of an inner cavity of the fixed cover body (1), a limiting rod (3) is fixedly arranged on the inner wall of the fixed cover body (1) close to the bottom of the inner cavity, a threaded rod (4) parallel to the limiting rod (3) is rotatably connected to the inner wall of the fixed cover body (1), opposite-direction threads are formed on the side surfaces of the threaded rod (4) close to the two ends respectively, a movable seat (5) is movably sleeved on the side surfaces of the limiting rod (3) close to the two ends symmetrically, the movable seat (5) is in threaded connection with the threaded rod (4), a connecting rod (6) is arranged between the movable seat (5) and the movable cover body (2), the two ends of the connecting rod (6) are movably hinged with the movable cover body (2) and the movable seat (5) respectively, an operation cavity (101) is arranged in the side wall of the fixed cover body (1), one end of the threaded rod (4) extends into the operation cavity (101), and the top of the operation cavity (101) is communicated with the outside.

2. The cover with a support structure according to claim 1, characterized in that: the fixed lid body (1) is close to the week lateral wall at inner chamber top and has been seted up ladder concave station (11), the bottom fixedly connected with ladder boss (21) of activity lid body (2), ladder boss (21) and ladder concave station (11) looks adaptation.

3. The cover with a support structure according to claim 1, characterized in that: a flip cover (12) is arranged at the opening at the top of the operation cavity (101).

4. The cover with a support structure according to claim 1, characterized in that: the inner bottom wall of the fixed cover body (1) is rotatably connected with a rotating shaft (7), and a transmission gear set is arranged between the threaded rod (4) and the rotating shaft (7).

5. The cover with a support structure according to claim 4, characterized in that: the transmission gear set comprises a driven bevel gear (41) and a drive bevel gear (71), wherein the driven bevel gear (41) is fixedly arranged at the end part of the threaded rod (4) extending into the operation cavity (101), the drive bevel gear (71) is fixedly arranged on the peripheral side surface of the rotating shaft (7), the diameter of the drive bevel gear (71) is smaller than that of the driven bevel gear (41), and the drive bevel gear (71) is meshed with the driven bevel gear (41).

6. The cover with a support structure according to claim 4, characterized in that: and a knob (72) is fixedly mounted at the top of the rotating shaft (7).

7. The cover with a support structure of claim 6, wherein: the inner wall of the operation cavity (101) is fixedly provided with a fixed seat (73), and one end of the rotating shaft (7) close to the knob (72) is rotatably connected to the inside of the fixed seat (73).