CN217053480U

CN217053480U - Liftable inspection shaft lid of adjusting

Info

Publication number: CN217053480U
Application number: CN202220795190.0U
Authority: CN
Inventors: 费叶琦; 高文迪; 王力; 赵朋飞; 赵建平
Original assignee: Nanjing University of Information Science and Technology
Current assignee: Nanjing University of Information Science and Technology
Priority date: 2022-04-07
Filing date: 2022-04-07
Publication date: 2022-07-26
Anticipated expiration: 2032-04-07

Abstract

The utility model relates to an inspection shaft lid that liftable was adjusted, hold in the palm including annular lid, the lid closes the well lid that the lid held in the palm, the setting is held in the palm between well lid and is used for holding in the palm the climbing mechanism of lifting with the relative lid of well lid, climbing mechanism includes that the inner wall looks threaded connection's that outer wall and lid held in the palm the internal gear, at least one meshes mutually and holds in the palm the external gear of being connected with the lid, at least one can liftoff be connected with the external gear and be used for driving external gear pivoted driving piece, the internal gear provides ascending holding power to the well lid, at least one through-hole that supplies the driving piece to pass is seted up to the well lid, the position of through-hole is corresponding with the position of at least one external gear. The utility model discloses simple structure, the simple operation can be followed the outside and directly adjusted the well lid height, has not only avoided the road surface of unevenness to give the danger that pedestrian or vehicle brought, has also prevented that road surface and inspection shaft junction from being destroyed, has improved the life of road, has reduced municipal cost of maintenance.

Description

Liftable inspection shaft lid of adjusting

Technical Field

The utility model relates to an inspection shaft lid that liftable was adjusted is applicable to municipal administration equipment technical field.

Background

Every section of a sewer, a gas pipeline, a tap water pipeline, an electric power pipeline and the like in urban construction is provided with an outlet which leads to the ground, the section from the pipeline to the ground is called an inspection well, and a cover for covering the inspection well is called an inspection well cover. The inspection well cover is usually made of reinforced cement, metal, reinforced plastic and other materials, so that the smoothness of a road surface can be ensured, and the condition that pedestrians or vehicles are dangerous due to the arrangement of the inspection well is prevented.

However, with the construction and development of cities, many roads have inspection well settlement in use throughout the year, which causes the inspection well cover to sink; many roads are paved again, and the road surface is heightened, so that the inspection well cover is lower than the road surface. The condition not only brings danger to the pedestrians and vehicles passing by; still make the junction of road surface and inspection shaft destroyed more easily, and then lead to the life of road to reduce, also brought unnecessary cost increase for the municipal administration simultaneously.

SUMMERY OF THE UTILITY MODEL

In order to solve the defects existing in the prior art, the utility model provides an inspection shaft lid that liftable was adjusted.

The utility model adopts the technical proposal that: a manhole cover capable of being adjusted in a lifting mode comprises an annular cover support fixed on a manhole mouth, a manhole cover covered on the cover support, a jacking mechanism arranged between the manhole cover and the cover support and used for lifting the manhole cover relative to the cover support, wherein the jacking mechanism comprises an inner gear, the outer wall of which is in threaded connection with the inner wall of the cover support, at least one outer gear, the outer gear is meshed with the inner gear and is rotatably connected with the cover support, at least one driving piece, the driving piece is detachably connected with the outer gear and is used for driving the outer gear to rotate, the inner gear provides upward supporting force for the manhole cover, the manhole cover is provided with at least one through hole for the driving piece to pass through, the position of the through hole corresponds to the position of the at least one outer gear, the outer gear is driven to rotate by the driving piece penetrating through the through hole, the inner gear is driven to rotate by the outer gear, the inner gear is enabled to move upwards relative to the cover support under the action of threads, and the manhole cover is lifted up, make the well lid lifting to flush with the road surface, simple structure need not to lift the well lid off and can adjust the well lid height, and convenient operation has not only avoided increasing or the inspection shaft subsides and give the danger that pedestrian, vehicle brought because the road surface, has also avoided road surface and inspection shaft junction to be destroyed, has reduced municipal cost waste.

Further, the inner wall of the cover support is provided with at least one boss protruding towards the inner side, each outer gear is fixedly connected with a rotating shaft, the rotating shafts penetrate through the corresponding bosses, and the rotating shafts are rotatably connected with the corresponding bosses, so that the outer gears and the inner gears are stably meshed.

Further, the driving piece is the operating parts of L shape, the top of every pivot all seted up with driving piece matched with groove, through inserting L shape driving piece's one end cooperation groove rotation pivot, and then drive the external gear and rotate, more laborsaving.

Further, the top surface of internal gear and the bottom surface of well lid offset.

Further, at least one arc or annular first spout with the internal gear is seted up to the top surface of internal gear, the second spout corresponding with at least one first spout is seted up to the bottom surface of well lid, all be provided with a plurality of balls between every first spout and the second spout that corresponds, through first spout, second spout and ball, when guaranteeing that the internal gear provides upward holding power to the well lid, avoid the well lid to drive the rotation by the internal gear, influence driving piece work.

Further, the external gear is provided with at least three, and the external gear is around the central axis evenly distributed of internal gear, and the accessible drives a plurality of external gears simultaneously and drives the internal gear and rotate, improves climbing mechanism's operating efficiency.

Furthermore, the number of the through holes is the same as that of the outer gears 31, and the positions of the through holes correspond to one another, so that a plurality of driving parts can be conveniently inserted into the through holes to drive the through holes simultaneously.

Because of the application of above-mentioned technical scheme, the utility model discloses compare prior art and have following advantage:

the utility model provides an inspection shaft lid that liftable was adjusted, moreover, the steam generator is simple in structure, the simple operation, can be through the height of driving piece from the outside direct regulation well lid of inspection shaft, need not to dismantle to maintain just can adjust the inspection shaft lid that increases the height place or inspection shaft subsidence with the road surface to flushing with the road surface, the danger that pedestrian or vehicle brought is given on the road surface of not only having avoided the unevenness, also prevented that road surface and inspection shaft junction from being destroyed, the life of road has been improved, municipal cost of maintenance has been reduced.

Drawings

Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily to scale. In the drawings:

fig. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is a schematic diagram of the construction of the jacking mechanism in the embodiment of FIG. 1;

FIG. 3 is a cross-sectional view of the embodiment shown in FIG. 1;

FIG. 4 is a top view of the embodiment shown in FIG. 1;

wherein the reference numerals are as follows:

1. a cover support; 11. a boss; 2. a well cover; 21. a through hole; 22. a second chute; 23. a ball bearing; 3. a jacking mechanism; 31. an internal gear; 311. a first chute; 32. an outer gear; 321. a rotating shaft; 322. a mating groove; 33. a drive member.

Detailed Description

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

Furthermore, the technical features mentioned in the different embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

Referring to the accompanying drawings 1 to 4, the inspection well cover capable of being adjusted in a lifting mode in the embodiment includes an annular cover support 1, a well cover 2 covering the cover support 1, and a jacking mechanism 3 arranged between the well cover 2 and the cover support 1 and used for lifting the well cover 2 relative to the cover support 1.

The jacking mechanism 3 comprises an inner gear 31, the outer wall of which is in threaded connection with the inner wall of the cover support 1, at least one outer gear 32 which is meshed with the inner gear 31 and is rotationally connected with the cover support 1, and at least one driving part 33 which is detachably connected with the outer gear 32 and is used for driving the outer gear 32 to rotate, wherein the inner gear 31 provides upward supporting force for the cover 2, the cover 2 is provided with at least one through hole 21 for the driving part 33 to pass through, the position of the through hole 21 corresponds to the position of the at least one outer gear 32, the driving part 33 passes through the through hole 21 to drive the outer gear 32 to rotate, the outer gear 32 drives the inner gear 31 to rotate, so that the inner gear 31 moves upwards relative to the cover support 1, the cover 2 is lifted, the cover 2 is leveled with the road surface, the structure is simple, the height of the cover 2 can be adjusted without dismounting, the operation is convenient, and the pedestrian is prevented from being heightened or settled due to the road surface, The danger that the vehicle brought has also avoided road surface and inspection shaft junction to be destroyed, has reduced municipal cost waste.

In a more preferred embodiment, the inner wall of the lid holder 1 is provided with at least one boss 11 protruding inward, each external gear 32 is fixedly connected with a rotating shaft 321, the rotating shafts 321 are respectively arranged on the corresponding bosses 11 in a penetrating manner, and the rotating shafts 321 are rotatably connected with the corresponding bosses 11, so that the engagement between the external gears 32 and the internal gears 31 is stable.

In a more preferred embodiment, the driving member 33 is an L-shaped operating member, the top end of each rotating shaft 321 is provided with a matching groove 322 matched with the driving member 33, and one end of the L-shaped driving member 33 is inserted into the matching groove 322 to rotate the rotating shaft 321, so as to drive the external gear 32 to rotate, which is more labor-saving.

In an embodiment, the top surface of internal gear and the bottom surface of well lid can directly offset, in a more preferred embodiment, at least one with internal gear 31 concentric arc or annular first spout 311 is seted up to the top surface of internal gear 31, the second spout 22 corresponding with at least one first spout 311 is seted up to the bottom surface of well lid 2, all be provided with a plurality of balls 23 between every first spout 311 and the corresponding second spout 22, through first spout 311, second spout 22 and ball 23, when guaranteeing that internal gear 31 provides upward holding power to well lid 2, avoid well lid 2 to be driven by internal gear 31 rotatory, influence driving piece 33 work.

In a more preferred embodiment, at least three external gears 32 are provided, and the external gears 32 are uniformly distributed around the central axis of the internal gear 31, so that the internal gear 31 can be driven by simultaneously driving a plurality of external gears 32, thereby improving the operation efficiency of the jacking mechanism 3.

In a more preferred embodiment, the through holes 21 are provided in the same number and in one-to-one correspondence with the number and positions of the external gears 31, so that the plurality of driving members 33 can be inserted simultaneously for driving.

Because of the application of the above technical scheme, the utility model discloses compare prior art and have following advantage:

the utility model provides a liftable inspection shaft lid of adjusting, simple structure, the simple operation can be through the height of driving piece from the outside direct adjustment well lid of inspection shaft, need not to dismantle and repaiies the inspection shaft lid that just can increase the road surface height or inspection shaft settlement department and adjust to flushing with the road surface, not only avoided the road surface of unevenness for the danger that pedestrian or vehicle brought, also prevented road surface and inspection shaft junction from being destroyed, improved the life of road, reduced municipal cost of maintenance.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a liftable inspection shaft lid of adjusting, includes that annular lid holds in the palm (1), the lid closes well lid (2), setting on the lid holds in the palm (1) are in well lid (2) hold in the palm with the lid between (1) and be used for with well lid (2) are relative lid holds in the palm climbing mechanism (3) of (1) lifting, its characterized in that: the jacking mechanism (3) comprises an outer wall, an inner gear (31) in threaded connection with the inner wall of the cover support (1), at least one outer gear (32) meshed with the inner gear (31) and connected with the cover support (1) in a rotating mode, and at least one driving piece (33) detachably connected with the outer gear (32) and used for driving the outer gear (32) to rotate, wherein the inner gear (31) provides upward supporting force for the well cover (2), the well cover (2) is provided with at least one through hole (21) for the driving piece (33) to penetrate through, and the position of the through hole (21) corresponds to the position of the at least one outer gear (32).

2. The liftable inspection well cover of claim 1, wherein: lid holds in palm (1) inner wall and is provided with inside convex at least one boss (11), every the equal fixedly connected with pivot (321) of outer gear (32), pivot (321) all wear to establish correspondingly on boss (11), just pivot (321) and corresponding boss (11) rotate and are connected.

3. The liftable inspection well cover of claim 2, wherein: driving piece (33) are the operating parts of L shape, every the top of pivot (321) all seted up with driving piece (33) matched with cooperation groove (322).

4. The liftable inspection well cover of claim 1, characterized in that: the top surface of the internal gear (31) is abutted against the bottom surface of the well lid (2).

5. The liftable inspection well cover of claim 1, characterized in that: the top surface of the inner gear (31) is provided with at least one arc-shaped or annular first sliding groove (311) concentric with the inner gear (31), the bottom surface of the well lid (2) is provided with at least one second sliding groove (22) corresponding to the first sliding groove (311), and a plurality of balls (23) are arranged between the first sliding groove (311) and the corresponding second sliding groove (22).

6. The liftable inspection well cover of claim 1, characterized in that: the number of the external gears (32) is at least three, and the external gears (32) are uniformly distributed around the central axis of the internal gear (31).

7. The liftable inspection well cover of claim 6, wherein: the number of the through holes (21) is the same as that of the external gears (31), and the positions of the through holes correspond to those of the external gears one by one.