Multifunctional comprehensive temporary protection well lid of rain sewage well

Abstract

The utility model discloses a multifunctional comprehensive rain sewage well temporary protection well lid, which comprises a well shaft and a well lid body, a circle of well wall extending downwards is arranged on the well lid body along the circumferential direction, and a plurality of drainage holes are uniformly distributed on the upper part of the well wall of the well lid body along the circumferential direction. A plurality of T-shaped supporting holes which are integrally laterally placed are evenly distributed in the bottom of the well wall of the well lid body in the circumferential direction, the supporting holes comprise vertical moving holes and transverse moving holes, and the transverse moving holes are located in the middles of the vertical moving holes and communicate with the vertical moving holes. The vertical moving holes extend to the well wall of the well lid body and are communicated with the outside space, fixing pins are distributed on the wall of the well shaft in the circumferential direction, each fixing pin corresponds to and penetrates through one bearing hole, and pin rods of the fixing pins are in clearance fit with the vertical moving holes and the transverse moving holes respectively. The temporary protection well lid has the characteristics of water pumping, filtering, fixing and protection functions of the temporary protection well lid, and can be widely applied to municipal road construction.

Description

Technical Field

[0001] The utility model relates to municipal road construction, in particular to a multifunctional comprehensive temporary protective manhole cover for rainwater and sewage wells. Background Art

[0002] During the construction of municipal road projects, drainage problems are often encountered. During the drainage process, the manhole cover is usually opened, which increases the risk of falling. During this process, the pumping pipe cannot be directly fixed in the well, resulting in the inability of the accumulated water in the field to flow into the rainwater well in time. At the same time, the rainwater and sewage well lacks filtering function, resulting in water pollution in the well. In serious cases, the rainwater and sewage well will be blocked, resulting in a large area of ​​water backflow. These problems not only increase safety risks but also cause certain pollution to the environment.

[0003] Therefore, it is necessary to invent a multifunctional comprehensive temporary protective manhole cover for rainwater and sewage wells to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to overcome the deficiencies of the above-mentioned background technology and to provide a multifunctional and comprehensive temporary protective manhole cover for rainwater and sewage wells, which can simultaneously take into account the pumping, filtering, fixing and protective functions of the temporary protective manhole cover.

[0005] The utility model provides a multifunctional and comprehensive temporary protective manhole cover for rainwater and sewage wells, comprising a well shaft and a manhole cover body covering the well shaft, wherein the manhole cover body is circumferentially provided with a circle of well wall extending downward, the upper part of the well wall of the manhole cover body is circumferentially evenly provided with a plurality of drainage holes, the bottom part of the well wall of the manhole cover body is circumferentially evenly provided with a plurality of "T"-shaped supporting holes which are placed sideways as a whole, the supporting holes comprising a vertical movable hole and a horizontal movable hole, the horizontal movable hole is located in the middle of the vertical movable hole and is connected with the vertical movable hole, the vertical movable hole extends all the way to the well wall of the manhole cover body and is connected with the external space, fixing pins are circumferentially distributed on the well shaft wall, each fixing pin corresponds to and passes through a supporting hole, and the pin rod of the fixing pin is respectively matched with the vertical movable hole and the horizontal movable hole in a clearance.

[0006] In the above technical solution, a plurality of inverted "L"-shaped fixed flat irons are distributed circumferentially on the top of the shaft, the horizontal portion of the fixed flat iron is placed on the road surface outside the shaft, the vertical portion of the fixed flat iron extends into the shaft and fits with the inner wall of the shaft, the inner side of the vertical portion of the fixed flat iron fits with the outer side of the shaft wall of the manhole cover body, and the fixing pin passes through the supporting hole and is fixedly connected to the vertical portion of the fixed flat iron.

[0007] In the above technical solution, a pumping equipment interface is provided at the top center of the manhole cover body. The pumping equipment interface includes a disassembly hole for placing a pumping pipe and a cover matching the disassembly hole. A rotating shaft for opening the cover is provided on one side of the cover.

[0008] In the above technical solution, a coarse filter is installed on each drain hole, a steel wire rope is hung on the pin rod of the fixing pin, and a fine filter is hung on the lower part of the steel wire rope.

[0009] In the above technical solution, an anti-falling net is provided below the fine filter, and the anti-falling net is connected to the bottom of the wire rope.

[0010] In the above technical solution, a handle hinged to the top of the manhole cover body is provided, and the handle is embedded in the top surface of the manhole cover body when placed horizontally.

[0011] In the above technical solution, a sealing ring is provided at the edge of the cover to seal with the disassembly hole.

[0012] The utility model provides a multifunctional and comprehensive temporary protective manhole cover for rainwater and sewage wells, which has the following beneficial effects: the utility model provides a multifunctional and comprehensive temporary protective manhole cover for rainwater and sewage wells, which includes a manhole cover body, a filtering device, a fixing device, and a protective device, and simultaneously satisfies the functions of safety protection and environmental protection. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a structural perspective view of the utility model's multifunctional and comprehensive temporary protective manhole cover for rainwater and sewage wells;

[0014] Figure 2 It is a structural sectional view of the multifunctional and comprehensive temporary protective manhole cover for rainwater and sewage wells of the utility model. DETAILED DESCRIPTION

[0015] The present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments, but the embodiments should not be construed as limiting the present invention.

[0016] See also Figure 1 to Figure 2 The utility model is a multifunctional and comprehensive temporary protective manhole cover for rainwater and sewage wells. The manhole cover body 1 is fixed by a supporting hole 6, a fixed flat iron 7 and a fixed pin 8, wherein the supporting hole 6 is located on the wall of the manhole cover body 1, and the manhole cover body 1 can be moved up and down through the vertical moving hole and the horizontal moving hole of the supporting hole 6. The outer diameter of the pin rod of the fixed pin 8 is slightly smaller than the hole width of the vertical moving hole and the horizontal moving hole, so that the fixed pin 8 can be easily moved in the supporting hole 6. There are two kinds of matching conditions between the fixed pin 8 and the supporting hole 6: when there is no accumulated water, the pin rod of the fixed pin 8 is stuck in the vertical moving hole, and the manhole cover body 1 is flush with the ground. When it is necessary to drain the accumulated water, the pin rod of the fixed pin 8 is stuck in the horizontal moving hole, and the manhole cover body 1 is higher than the ground, which is convenient for draining water.

[0017] The manhole cover body 1 is circular, and the pumping equipment interface 3 is circular and located at the top center of the manhole cover body 1. The pumping equipment interface 3 includes a cover with a rotating shaft and a reserved disassembly hole 4 matched with the cover. The pumping equipment interface 3 can be opened and closed conveniently and quickly. By opening the cover, a pumping pipe (not shown in the figure) can be placed in the disassembly hole 4, and a sealing ring is arranged around the pumping equipment interface 3, and the pumping equipment interface 3 is closed by the sealing ring (not shown in the figure), thereby realizing the pipeline drainage function.

[0018] The handle 2 is a hidden handle, which is embedded in the top surface of the manhole cover body 1. The handle 2 facilitates the quick installation and removal of the manhole cover body 1.

[0019] The drainage holes 5 are rectangular and are arranged on the wall of the manhole cover body 1, with a total of three. A filter screen is fixed inside the drainage holes 5, and the filter screen is a coarse filter screen, which serves as the first filter.

[0020] The fixing flat iron 7 is in an inverted "L" shape and is fixed by expansion screws. The pin rod of the fixing pin 8 passes through the fixing flat iron 7.

[0021] The fine filter screen 10 and the anti-falling net 11 are fixed on the pin rod of the fixing pin 8 by using a steel wire rope 9 .

[0022] The principle of the utility model is: a multifunctional and comprehensive temporary protective manhole cover for rainwater and sewage wells, including a manhole cover body 1, a filtering device, a fixing device, and a protective device. The manhole cover body 1 is circular, and a handle 2, a pumping equipment interface 3, and a disassembly hole 4 are provided on the top thereof to realize the pumping function of the pumping pipe. A drainage hole 5 and a coarse filter are provided on the wall of the manhole cover body 1 to realize the function of pumping water around the manhole cover body 1; the filtering device includes a coarse filter on the wall of the manhole cover body 1 and a fine filter 10 inside the shaft 12 to realize double filtration and enhance the filtering efficiency of rainwater and sewage; the fixing device includes five supporting holes 6 on the wall of the manhole cover body 1, five fixed flat irons 7 for the rainwater and sewage well, and five fixed pins 8. The side-placed "T"-shaped supporting hole 6 can slide up and down along the pin rod of the fixed pin 8, and the manhole cover body 1 is moved to realize the fixing function of the manhole cover body 1; an anti-falling net 11 is provided inside the shaft 12 to realize the anti-falling function. The utility model solves the problem of insufficient protection of temporary drainage well mouths of rainwater and sewage wells in municipal engineering, while satisfying multiple functions such as pipeline water pumping, accumulated water pumping, rainwater and sewage filtering, and falling prevention.

[0023] Obviously, those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if these modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include these modifications and variations.

[0024] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

Claims

1. A multifunctional comprehensive temporary protective manhole cover for rainwater and sewage wells, comprising a well shaft (12) and a manhole cover body (1) covering the well shaft (12), characterized in that: The manhole cover body (1) is provided with a circle of manhole wall extending downward along the circumference, and the upper part of the manhole wall of the manhole cover body (1) is evenly distributed with a plurality of drainage holes (5) circumferentially, and the bottom of the manhole wall of the manhole cover body (1) is evenly distributed with a plurality of "T"-shaped supporting holes (6) which are placed sideways as a whole. The supporting holes (6) include vertical movement holes and transverse movement holes, and the transverse movement holes are located in the middle of the vertical movement holes and are connected to the vertical movement holes. The vertical movement holes extend all the way to the manhole wall of the manhole cover body (1) and are connected to the external space. The wall of the wellbore (12) is circumferentially distributed with fixing pins (8), and each fixing pin (8) corresponds to and passes through a supporting hole (6), and the pin rod of the fixing pin (8) is respectively matched with the vertical movement hole and the transverse movement hole in a clearance.

2. The multifunctional comprehensive temporary protection manhole cover for rainwater and sewage wells according to claim 1 is characterized by: A plurality of inverted "L"-shaped fixed flat irons (7) are distributed along the circumference at the top of the shaft (12); the horizontal portion of the fixed flat iron (7) is placed on the road surface outside the shaft (12); the vertical portion of the fixed flat iron (7) extends into the shaft (12) and fits with the inner wall of the shaft (12); the inner side of the vertical portion of the fixed flat iron (7) fits with the outer side of the shaft wall of the shaft cover body (1); and the fixed pin (8) passes through the support hole (6) and is fixedly connected to the vertical portion of the fixed flat iron (7).

3. The multifunctional comprehensive temporary protection manhole cover for rainwater and sewage wells according to claim 2 is characterized by: A pumping equipment interface (3) is provided at the top center of the manhole cover body (1), and the pumping equipment interface (3) comprises a disassembly hole (4) for placing a pumping pipe and a cover matched with the disassembly hole (4), and a rotating shaft for opening the cover is provided on one side of the cover.

4. The multifunctional comprehensive temporary protection manhole cover for rainwater and sewage wells according to claim 3 is characterized by: A coarse filter screen is installed on each drain hole (5), a steel wire rope (9) is hung on the pin rod of the fixing pin (8), and a fine filter screen (10) is hung at the lower part of the steel wire rope (9).

5. The multifunctional comprehensive temporary protection manhole cover for rainwater and sewage wells according to claim 4 is characterized by: An anti-falling net (11) is provided below the fine filter (10), and the anti-falling net (11) is connected to the bottom of the steel wire rope (9).

6. The multifunctional comprehensive temporary protection manhole cover for rainwater and sewage wells according to claim 5 is characterized by: A handle (2) hingedly connected to the top of the manhole cover body (1) is provided, and the handle (2) is embedded in the top surface of the manhole cover body (1) when placed horizontally.

7. The multifunctional comprehensive temporary protection manhole cover for rainwater and sewage wells according to claim 6 is characterized by: The edge of the cover is provided with a sealing ring which is in sealing cooperation with the disassembly hole (4).

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