CN203855985U

CN203855985U - Inspection well cover

Info

Publication number: CN203855985U
Application number: CN201420220420.6U
Authority: CN
Inventors: 马单
Original assignee: 马单
Priority date: 2014-04-30
Filing date: 2014-04-30
Publication date: 2014-10-01

Abstract

The utility model discloses an inspection well cover which comprises a main cover in an annular shape. The inner edge and the outer edge of the main cover are respectively bent downwards 90 degrees to form an inner cover wall and an outer cover wall, four main conduits are arranged between the inner cover wall and the outer cover wall in the radius direction of the main cover, a 90-degree included angle is formed between two adjacent conduits, ejection rods are arranged in the conduits, ejection rod supports are fixed to one ends, close to the outer cover wall, of the ejection rods, a pipe support is arranged at one end, close to the inner cover wall, in each conduit, springs are arranged between the ejection rod supports and the pipe supports, the ejection rods are sleeved with the springs, and through holes are formed in the positions, corresponding to the ejection rods, of the inner cover wall and the outer cover wall. A supporting plate is arranged on the inner side of the inner cover wall, a rope hole is formed in the middle of the supporting plate, an operation platform is fixed to the central position of the supporting plate, a pull rope is driven through a screw on the operation platform, then the ejection rods are driven to extend and retract, the inspection well cover is fixed to the lateral wall, the inspection well cover can be combined with an inspection well opening more stably, and furthermore, the inspection well cover can be prevented from being stolen.

Description

A kind of inspection well cover

Technical field

The utility model relates to urban construction technical field, relates in particular to a kind of inspection well cover.

Background technology

Rainy day ponding how to process city in modern urban construction is a major issue, conventionally be all by overboard well, ponding to be drained at present, at ordinary times in order to prevent that pedestrian from crashing into conventionally and can inspection well cover be set at well head from well head, traditional inspection well cover is all directly to cover in import, when need using, by cleek or crowbar and so on instrument, open it, no longer laminating between permanent so inspection well cover and well head, receives after pressure very unstable, easily rock, greatly reduce application life.

Utility model content

In order to solve existing the problems referred to above, the utility model provides a kind of inspection well cover, and can be stable be fixed on overboard well head is safe and reliable.

Technical problem to be solved in the utility model is achieved through the following technical solutions:

A kind of inspection well cover, comprise main lid, described main lid is annular, the inner edge of main lid and outer rim are respectively 90 degree downwards and are bent to form interior tegmental wall and outer cap wall, the radial direction that prolongs main lid between interior tegmental wall and outer cap wall is provided with four conduits, between adjacent two conduits, be 90 degree angles, in each conduit, be provided with a push rod, one end near outer cap wall on push rod is fixed with push rod holder, one end near interior tegmental wall in conduit is provided with conduit saddle, push rod holder and and conduit saddle between be provided with spring, spring housing is on push rod, at interior tegmental wall, be equipped with through hole with the position of the corresponding push rod of outer cap wall, inner side at interior tegmental wall is provided with supporting plate, in the middle of it, have rope hole, the center of supporting plate is fixed with an operating desk, operating desk bottom covers rope hole, on operating desk, be also provided with a screw rod, its upper end is provided with a crank, operating desk is run through directly over rope hole in lower end, at push rod, near one end of interior tegmental wall, be connected with stay cord, the other end of stay cord is worn rope through and is connected with screw rod bottom, directly over crank, be provided with locking closure, the edge of locking closure and the laminating of the inner side of interior tegmental wall, upper surface is concordant with main lid.

Preferably, described screw rod is comprised of upper boom and lower beam, and lower beam is arranged on the below of upper boom, and the two connects by rotating shaft, and upper boom runs through operating desk, and the below of lower beam is provided with rope and hangs, and the stay cord being connected with screw rod bottom is fastened at rope and hung up.

Preferably, described conduit is near being also provided with limited block in outer cap wall one end.

Preferably, described stay cord material is stainless steel.

Preferably, described push rod is exasperate near the top end surface of outer cap wall.

Preferably, described locking closure is provided with the cover lock for locking closure and main lid are locked together.

The beneficial effect that the utility model reaches is: can make the combination of inspection well cover and overboard well head more stable, further can also prevent from stealing.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model;

Fig. 2 is the structural representation of the utility model operating desk and screw rod;

Fig. 3 is top view of the present utility model.

The specific embodiment

In order to further describe technical characterstic of the present utility model and effect, below in conjunction with the drawings and specific embodiments, the utility model is described further.

Referring to figs. 1 through Fig. 3, a kind of inspection well cover, comprise main lid 1, described main lid 1 is annular, the inner edge of main lid 1 and outer rim are respectively 90 degree downwards and are bent to form interior tegmental wall 11 and outer cap wall 12, the radial direction that prolongs main lid 1 between interior tegmental wall 11 and outer cap wall 12 is provided with four conduits 2, between adjacent two conduits, be 90 degree angles, in each conduit 2, be provided with a push rod 3, one end near outer cap wall 12 on push rod 3 is fixed with push rod holder 31, the interior one end near interior tegmental wall of conduit 2 is provided with conduit saddle 21, push rod holder 31 and and conduit saddle 21 between be provided with spring 4, spring 4 is enclosed within on push rod 3, at interior tegmental wall 11, be equipped with through hole with the position of the corresponding push rod 3 of outer cap wall 12, in the inner side of interior tegmental wall 11, be provided with supporting plate 5, in the middle of it, have rope hole, the center of supporting plate 5 is fixed with an operating desk 6, operating desk 6 bottoms cover rope hole, on operating desk 6, be also provided with a screw rod 7, its upper end is provided with a crank 8, operating desk 6 is run through directly over rope hole in lower end, at push rod 3, near one end of interior tegmental wall 11, be connected with stay cord 9, the other end of stay cord 9 is worn rope through and is connected with screw rod 7 bottoms, directly over crank 8, be provided with locking closure 10, the inner side laminating of the edge of locking closure 10 and interior tegmental wall 11, upper surface is concordant with main lid 1.

In order to prevent being screwed in together at the process medium pulling rope 9 of rotating screw bolt 7, described screw rod 7 is comprised of upper boom 71 and lower beam 72, lower beam 72 is arranged on the below of upper boom 71, the two connects by rotating shaft 73, upper boom 71 runs through operating desk 6, the below of lower beam 72 is provided with rope and hangs 74, and the stay cord 9 being connected with screw rod 7 bottoms is fastened at rope and hung on 74.

Further, described conduit 2 is near being also provided with limited block 13 in outer cap wall 12 one end.

Further, described stay cord 9 materials are stainless steel.

Further, described push rod 3 is exasperate near the top end surface of outer cap wall 12.

Further, described locking closure 10 is provided with the cover lock 14 for locking closure 10 and main lid 1 are locked together.

When using, by crank 8 rotating screw bolts 7, screw rod 7 rises and drives stay cord 8 push rod 3 to be moved to the inner side of outer cap wall 12, now inspection well cover is placed into the well head place of overboard well, then counter-rotation screw rod 7, screw rod 7 declines, under the effect of spring 4, push rod 3 is pushed outwards, props up the borehole wall of overboard well head inspection well cover is fixed, and then lock cover lock 14 by locking closure 10 and main lid 1 locking, prevent from stealing.

Above-described embodiment does not limit the utility model in any form, all take to be equal to replace or technical scheme that the form of equivalent transformation obtains, within all dropping on protection domain of the present utility model.

Claims

1. an inspection well cover, it is characterized in that: comprise main lid (1), described main lid (1) is annular, the inner edge of main lid (1) and outer rim are respectively 90 degree downwards and are bent to form interior tegmental wall (11) and outer cap wall (12), the radial direction that prolongs main lid (1) between interior tegmental wall (11) and outer cap wall (12) is provided with four conduits (2), between adjacent two conduits, be 90 degree angles, in each conduit (2), be provided with a push rod (3), the upper one end near outer cap wall (12) of push rod (3) is fixed with push rod holder (31), one end near interior tegmental wall in conduit (2) is provided with conduit saddle (21), push rod holder (31) and and conduit saddle (21) between be provided with spring (4), spring (4) is enclosed within on push rod (3), at interior tegmental wall (11), be equipped with through hole with the position of the corresponding push rod of outer cap wall (12) (3), in the inner side of interior tegmental wall (11), be provided with supporting plate (5), in the middle of it, have rope hole, the center of supporting plate (5) is fixed with an operating desk (6), operating desk (6) bottom covers rope hole, on operating desk (6), be also provided with a screw rod (7), its upper end is provided with a crank (8), operating desk (6) is run through directly over rope hole in lower end, one end at the close interior tegmental wall (11) of push rod (3) is connected with stay cord (9), the other end of stay cord (9) is worn rope through and is connected with screw rod (7) bottom, directly over crank (8), be provided with locking closure (10), the inner side laminating of the edge of locking closure (10) and interior tegmental wall (11), upper surface is concordant with main lid (1).

2. a kind of inspection well cover according to claim 1, it is characterized in that: described screw rod (7) is comprised of upper boom (71) and lower beam (72), lower beam (72) is arranged on the below of upper boom (71), the two connects by rotating shaft (73), upper boom (71) runs through operating desk (6), the below of lower beam (72) is provided with rope and hangs (74), and the stay cord (9) being connected with screw rod (7) bottom is fastened at rope and hung on (74).

3. a kind of inspection well cover according to claim 1, is characterized in that: described conduit (2) is near being also provided with limited block (13) in outer cap wall (12) one end.

4. a kind of inspection well cover according to claim 1, is characterized in that: described stay cord (9) material is stainless steel.

5. a kind of inspection well cover according to claim 1, is characterized in that: described push rod (3) is exasperate near the top end surface of outer cap wall (12).

6. a kind of inspection well cover according to claim 1, is characterized in that: described locking closure (10) is provided with the cover lock (14) for locking closure (10) and main lid (1) are locked together.