CN214460944U

CN214460944U - Negative pressure sewage collection well shell structure

Info

Publication number: CN214460944U
Application number: CN202120313327.XU
Authority: CN
Inventors: 陈礼国; 张维; 陈云逸
Original assignee: Jiangsu Fengyou Environmental Technology Co ltd; Shanghai ZTec Environmental Technology Co ltd
Current assignee: Jiangsu Fengyou Environmental Technology Co ltd; Shanghai ZTec Environmental Technology Co ltd
Priority date: 2021-02-03
Filing date: 2021-02-03
Publication date: 2021-10-22
Anticipated expiration: 2031-02-03

Abstract

The application relates to a negative pressure sewage collecting well shell structure, which relates to the technical field of negative pressure wells and comprises a well body, wherein at least one water inlet pipe is communicated and arranged on the well body, a bearing platform is formed at the edge position of the opening end of the well body, a shaft is detachably connected to the bearing platform, and a cover plate is arranged on one side, away from the well body, of the shaft; the well body is internally detachably provided with a sleeve for mounting a negative pressure suction component. The negative pressure sewage treatment well has the effects of strong applicability and convenience in installation and maintenance.

Description

Negative pressure sewage collection well shell structure

Technical Field

The application relates to the technical field of negative pressure wells, in particular to a negative pressure sewage collecting well shell structure.

Background

In the sewage collecting system, the sewage discharged in the area is collected by using a negative pressure vacuum mode under the influence of factors such as environmental geology, terrain and the like, so a special negative pressure sewage collecting well is required to be arranged near a pollution source drainage point in the negative pressure collecting system. The negative pressure sewage collecting well in the prior art only comprises a single well body structure, negative pressure suction components such as a negative pressure pipe are communicated and arranged in the well body, and sewage in the well body is sucked into a negative pressure collecting station through the negative pressure pipe for centralized treatment.

In the installation and construction process, the negative pressure sewage collecting well needs to be buried underground and the environment is buried underground changeable, and this needs to require the negative pressure sewage collecting well to possess the effect that easily installs and can adapt to the different environment of burying underground, also needs to make things convenient for later maintenance personnel to overhaul negative pressure suction components such as negative pressure pipe in the collecting well simultaneously, awaits urgent need to improve.

SUMMERY OF THE UTILITY MODEL

For the installation of convenient negative pressure sewage collection well and be adapted to the different effect of burying the environment underground, this application provides a negative pressure sewage collection well shell structure.

The application provides a negative pressure sewage collection well shell structure adopts following technical scheme:

a negative pressure sewage collecting well shell structure comprises a well body, wherein at least one water inlet pipe is communicated with the well body, a bearing table is formed at the edge of the opening end of the well body, a shaft is detachably received on the bearing table, and a cover plate is installed on one side, away from the well body, of the shaft;

the well body is internally detachably provided with a sleeve for mounting a negative pressure suction component.

Through adopting above-mentioned technical scheme, when needs increase the well body and bury the degree of depth of ground end, choose for use the pit shaft of different length to dismantle to fix on the bearing platform, made things convenient for the installation of negative pressure sewage collecting well, and through the length that changes the pit shaft in order to be adapted to the different effect of burying the environment underground, improved the suitability of negative pressure sewage collecting well.

Preferably, the outer side wall of the well body is provided with a reinforcing rib plate.

By adopting the technical scheme, on one hand, the reinforcing rib plate reinforces the well body, so that the stability of the well body is improved; on the other hand, in actual use, after the well body is buried in the ground, the reinforcing rib plates increase the contact area of the well body and soil, and help to reduce the occurrence of the condition that the well body is extruded and floated by the soil.

Preferably, the sleeve comprises a sleeve and a top plate fixedly connected with the sleeve; the sleeve and the well body are coaxially or eccentrically arranged, and a plurality of water permeable holes are formed in the side wall of the sleeve; the top plate is arranged at one end, far away from the bottom wall of the well body, of the sleeve, the edge of the top plate is lapped on the table top of the bearing table and is used for supporting and fixing the sleeve.

Through adopting above-mentioned technical scheme, in the application, in the sewage in the negative pressure sewage collecting well got into the cover pipe through the hole of permeating water, the hole of permeating water carried out preliminary filtration to sewage to fix the sleeve pipe on the roof, improved sheathed tube stability.

Preferably, a limiting structure for limiting the position of the casing is arranged on the bottom wall of the well body.

Through adopting above-mentioned technical scheme, carry on spacingly by limit structure to the sleeve pipe, reduced the sleeve pipe and taken place at the internal condition of rocking of well, improved sheathed tube stability.

Preferably, the diameter of the well body is gradually increased from top to bottom along the height direction of the well body, and the whole well body is arranged in a frustum shape.

Through adopting above-mentioned technical scheme, the well body is big end down shape, and when the well body received earth extrusion, the well body come-up received the resistance, helps reducing the condition emergence of well body come-up, has improved the stability of the well body.

Preferably, the side wall of the well body close to the bearing platform is inwards sunken along the radial direction of the well body to form an annular throat pipe.

By adopting the technical scheme, the annular throat pipe is used, so that the contact area of the well body and soil is further increased, and the stability of the well body is improved.

Preferably, a reinforcing rib is arranged between the bearing platform and the outer wall of the well body.

Through adopting above-mentioned technical scheme, improved the bearing capacity between accept platform and the well body.

Preferably, the throat pipe and the bearing platform are detachably arranged with the well body.

Through adopting above-mentioned technical scheme, can dismantle choke, accepting the platform and fix on the well body, when the well body maintains, the staff of being convenient for installs and dismantles choke and accepting the platform.

Preferably, the shaft is arranged in a plurality of sections, and two adjacent sections of shaft are detachably connected; or the shaft (4) adopts a finished pipe which is convenient to load and unload.

By adopting the technical scheme, the shaft is arranged into a multi-section splicing mode or a finished pipe with a preset length is adopted, so that the length of the shaft can be conveniently changed according to the depth of the shaft body embedded into the ground, and the shaft can be conveniently installed and detached.

Preferably, the casing pipes are arranged in a plurality of sections, and two adjacent sections of casing pipes are detachably connected; or the sleeve is symmetrically arranged into two petals by taking the axial bisection plane as a symmetry plane, and the two petals are detachably connected with each other.

By adopting the technical scheme, the length of the casing pipe can be adjusted according to actual conditions, the casing pipe is arranged into a multi-section splicing mode, and the casing pipe is greatly convenient to install.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the well body is in a shape with a large lower part and a small upper part, when the well body is extruded by soil, the well body floats upwards to bear resistance, and the shaft is fixed on the circular ring arranged on the annular bearing platform to limit the shaft, so that the condition of shaking of the well body is reduced, and the overall stability of the well body is improved;

2. with the help of placing the pit shaft at the accepting platform and fixing the sleeve in the pit shaft downside to use limit structure to carry on spacingly to the sleeve, reduced the not hard up condition of well body and taken place and improved the stability of the well body greatly.

Drawings

FIG. 1 is a schematic axial view of a housing structure of a negative pressure sewage collecting well according to example 1 of the present application;

fig. 2 is an exploded view of a sleeve structure according to example 1 of the present application;

fig. 3 is an exploded schematic view mainly showing a sleeve and well body installation structure in embodiment 1 of the present application;

FIG. 4 is a schematic cross-sectional view mainly showing the limitation of the sleeve in the housing of the negative pressure sewage collecting well in example 1 of the present application;

FIG. 5 is an axial view of a housing structure of a negative pressure sewage collecting well according to example 2 of the present application;

FIG. 6 is an axial view of a housing structure of a negative pressure sewage collecting well according to example 3 of the present application;

FIG. 7 is an axial view of a housing structure of a negative pressure sewage collecting well according to example 4 of the present application;

fig. 8 is a schematic view mainly showing a splicing structure of the casing in embodiment 4 of the present application;

fig. 9 is a schematic view mainly showing a splicing structure of the casing in embodiment 4 of the present application;

FIG. 10 is a schematic view of a throat pipe according to example 4 of the present application;

fig. 11 is an explosion diagram mainly showing that the throat pipe is detachably and fixedly connected with the well body in embodiment 4 of the present application.

Reference numerals: 1. a well body; 11. reinforcing rib plates; 12. a water inlet pipe; 13. an anti-floating frame; 2. a receiving table; 21. reinforcing ribs; 3. a circular ring; 4. a wellbore; 5. a sleeve; 51. a sleeve; 511. a first half pipe; 512. a second half pipe; 52. a top plate; 53. water permeable holes; 6. a sealing gasket; 7. a well cover; 8. a limiting boss; 9. a limiting seat; 91. a limiting groove; 10. a throat; 101. and (4) reinforcing ribs.

Detailed Description

The present application is described in further detail below with reference to figures 1-11.

The embodiment of the application discloses negative pressure sewage collecting well shell structure.

Example 1

Referring to fig. 1 and 2, the negative pressure sewage collecting well shell structure comprises a well body 1, wherein the well body 1 is pre-buried in the ground, the upper end of the well body 1 is slightly larger than the lower end, and the whole body is vertically arranged. The shaping of 1 upper end (opening end) of well body has the takeover platform 2, and the takeover platform 2 encircles around 1 axis of well body and is provided with the round, and has ring 3 through the bolt fastening in the takeover platform 2, and 3 downside of ring support tightly on the diapire of takeover platform 2. And a reinforcing rib 21 is arranged between the bearing platform 2 and the outer wall of the well body 1, so that the bearing capacity of the bearing platform 2 is improved. The shaft 4 is arranged on the well body 1, and the shaft 4 and the circular ring 3 are fixed through bolts, so that the shaft 4 can be conveniently assembled and disassembled.

Referring to fig. 1, a water inlet pipe 12 is further installed on the upper side of the well body 1, and a plurality of water inlet pipes 12 can be arranged. For example, in the actual installation, if the sewage of four directions need be collected to the negative pressure sewage collecting well, can set up four inlet tube 12 on the well body 1, and four inlet tube 12 arrange around well body 1 circumference equidistance, are convenient for collect the sewage of equidirectional.

Referring to fig. 2 and 3, a sleeve 5 for installing a negative pressure suction means is detachably provided in the well body 1. In the present embodiment, the sleeve 5 includes a sleeve 51 and a top plate 52 fixedly connected to the sleeve 51, and the top plate 52 and the sleeve 51 can be fixed on the top plate 52 by means of bolts or welding. The top plate 52 is arranged at one end of the casing 51 far away from the bottom wall of the well body 1, and the edge of the top plate is lapped on the table top of the receiving table 2 and is used for supporting and fixing the casing 51. The sleeve pipe 51 is coaxial or eccentric setting with the well body 1, and has seted up a plurality of holes 53 of permeating water on the lateral wall of sleeve pipe 51, and when the aperture of the hole 53 of permeating water was less than impurity in the sewage, the hole 53 of permeating water can carry out preliminary filtration to impurity in the sewage.

Because the well body 1 is buried in the ground, underground water exists in the ground, and a sealing gasket 6 is further arranged between the bearing platform 2 and the shaft 4, the sealing operation between the bearing platform 2 and the shaft 4 is realized, and the infiltration of the underground water into the bearing platform 2 is reduced. In order to cover the shaft 4, the upper side of the shaft 4 is also covered with a well cover 7, the well cover 7 can be circular or square, and the well cover 7 in a proper shape is selected to cover the shaft 4 according to the specific installation requirement.

Referring to fig. 4, a limiting structure for limiting the casing 51 is fixed on the bottom wall of the well body 1. In this embodiment, limit structure includes spacing boss 8, and spacing boss 8 is vertical setting, and the vertical cover of sleeve pipe 51 is established on spacing boss 8, and the butt of sleeve pipe 51 inside wall is on the lateral wall of spacing boss 8, realizes the spacing to sleeve pipe 51. In some other schemes, the limiting structure further includes a limiting seat 9 (not shown in the figure), a limiting groove 91 is formed in the limiting seat 9, the limiting groove 91 is a circular limiting groove 91, the width of the limiting groove 91 is greater than the thickness of the wall of the sleeve 51, so that the sleeve 51 can be conveniently embedded into the limiting groove 91 to limit the sleeve 51.

The implementation principle of the embodiment 1 of the application is as follows: during installation, a worker fixes the circular ring 3 on the bearing platform 2 through a bolt and installs the shaft 4 on the circular ring 3 to realize installation operation of the shaft 4; thereafter, the worker fixes the sleeve 51 to the top plate 52 by bolts; then, the worker places the top plate 52 on the receiving table 2, so that the top plate 52 abuts against the circular ring 3 on the table top of the receiving table 2, and the top plate is fixed on the circular ring through bolts, so that the sleeve is installed; then, a worker installs a sealing gasket 6 between the bearing platform 2 and the shaft 4 to seal the bearing platform 2 so as to reduce the infiltration of water below into the bearing platform 2; finally, the worker will bury the well body 1 in the ground and cover the shaft 4 with the well lid 7.

Embodiment 2, the difference from embodiment 1 is that, referring to fig. 5, a plurality of reinforcing rib plates 11 are further welded and fixed on the outer side wall of the well body 1, the reinforcing rib plates 11 are composed of vertically arranged reinforcing plates and horizontally arranged reinforcing plates, and an anti-floating frame 13 is enclosed between adjacent reinforcing rib plates 11. The anti floating frame 13 has a plurality ofly at the shaping on the 1 lateral wall of well body, and in the installation, earth is filled into to anti floating frame 13 in, can increase the frictional force between soil and the well body 1 to improve the anti effect of floating of the well body 1.

The implementation principle of the embodiment 2 is as follows: the reinforcing rib plates 11 are welded and fixed on the outer side wall of the well body 1, and the anti-floating frames 13 formed by the reinforcing rib plates 11 in a staggered mode improve the stability of the well body 1.

Embodiment 3 is different from embodiment 1 in that, referring to fig. 6, the diameter of the well body 1 gradually increases from top to bottom along the height direction of the well body 1, and the whole is arranged in a frustum shape. The length of the shaft 4 can be adjusted according to the depth of the well body 1 embedded into the ground, the shaft 4 is arranged in a plurality of sections, and two adjacent sections of shafts 4 are fixedly connected through bolts. In addition, the well bore 4 may also be manufactured using production tubing, such as: HDPE hollow wall winding pipe, the staff selects the finished product pipe pit shaft 4 of suitable length to install according to the depth of the well body 1 buried in the ground.

Embodiment 4 differs from embodiment 3 in that, referring to fig. 7, a plurality of reinforcing rib plates 11 are welded and fixed to the outer side wall of the well body 1, and the reinforcing rib plates 11 are arranged in a staggered manner. In addition, referring to fig. 8, the length of the casing 51 may be changed according to the height of the well 1, the casing 51 is provided in multiple stages, and in order to facilitate installation of the casing 51, the casing 51 includes a first half pipe 511 and a second half pipe 512, flanges are provided at both ends of the first half pipe 511 and the second half pipe 512, and one ends of the first half pipe 511 and the second half pipe 512, which are close to each other, are connected by the flanges. In some other schemes, referring to fig. 9, the casing 51 may also adopt a first half pipe 511 and a second half pipe 512 spliced left and right, so as to implement the installation operation of the casing 51.

In this embodiment, referring to fig. 10 and 11, the sidewall of the well body 1 adjacent to the landing pad 2 is recessed radially inwardly to form an annular throat 10. The throat 10 is provided with four reinforcing ribs 101, and the four reinforcing ribs 101 are distributed on the outer side wall of the throat 10 in a circumferential array manner so as to improve the pressure resistance of the throat 10. The shaft 4 is fixed by bolts or welding at the end of the throat 10 facing away from the receiving table 2. The one end butt that choke 10 is close to the accepting platform 2 is on the mesa of accepting platform 2, and in order to increase the stability of choke 10, passes through the bolt fastening between choke 10 and the accepting platform 2, and during the maintenance operation, the staff unscrews the bolt, can take off choke 10 and fix the pit shaft 4 on choke 10, has made things convenient for the maintenance operation.

The implementation principle of the embodiment 4 is as follows: in actual work, the shaft 4 and the casing 51 are both arranged into a plurality of sections, so that the lengths of the shaft 4 and the casing 51 can be changed conveniently, and the applicability of the negative pressure sewage collecting well is improved; the upper end face of the well body 1 is fixed with the throat 10, and the reinforcing rib 101 is welded and fixed on the throat 10 to enhance the pressure resistance and the bearing capacity of the throat 10; the shaft 4 is fixed on the throat 10, so that the shaft 4 and the throat 10 are integrated, the shaft 4 and the throat 10 are conveniently taken out together in maintenance operation, the throat 10 is fixed on the bearing platform 2 through bolts, and the stability of the throat 10 and the shaft 4 is greatly improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, 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

1. The utility model provides a negative pressure sewage collection well shell structure, includes the well body (1), the intercommunication is provided with at least one inlet tube (12) on the well body (1), its characterized in that: a bearing platform (2) is formed at the edge of the opening end of the well body (1), a shaft (4) is detachably received on the bearing platform (2), and a cover plate is installed on one side, far away from the well body (1), of the shaft (4);

a sleeve (5) used for installing a negative pressure suction component is detachably arranged in the well body (1).

2. The negative pressure sewage collection well shell structure of claim 1, wherein: and a reinforcing rib plate (11) is arranged on the outer side wall of the well body (1).

3. The negative pressure sewage collection well shell structure of claim 1, wherein: the sleeve (5) comprises a sleeve (51) and a top plate (52) fixedly connected with the sleeve (51);

the sleeve (51) and the well body (1) are coaxially or eccentrically arranged, and the side wall of the sleeve is provided with a plurality of water permeable holes (53);

the top plate (52) is arranged at one end, far away from the bottom wall of the well body (1), of the casing pipe (51), and the edge of the top plate is lapped on the table top of the bearing table (2) and used for supporting and fixing the casing pipe (51).

4. The negative pressure sewage collection well shell structure of claim 3, wherein: the bottom wall of the well body (1) is provided with a limiting structure for limiting the position of the casing (51).

5. The negative pressure sewage collection well shell structure of claim 3, wherein: the diameter of the well body (1) is gradually increased from top to bottom along the height direction of the well body (1), and the whole well body is arranged in a frustum shape.

6. The negative pressure sewage collection well shell structure of claim 1, wherein: the side wall of the well body (1) close to the bearing platform (2) is inwards sunken along the radial direction to form an annular throat pipe (10).

7. The negative pressure sewage collection well shell structure according to claim 1 or 6, wherein: and a reinforcing rib (21) is arranged between the bearing platform (2) and the outer wall of the well body (1).

8. The negative pressure sewage collection well shell structure of claim 6, wherein: the throat pipe (10), the bearing table (2) and the well body (1) are detachably arranged.

9. The negative pressure sewage collection well shell structure of claim 8, wherein: the shaft (4) is arranged in a plurality of sections, and two adjacent sections of shaft (4) are detachably connected; or the shaft (4) adopts a finished pipe which is convenient to load and unload.

10. The negative pressure sewage collection well shell structure of claim 3, wherein: the sleeves (51) are arranged in a plurality of sections, and two adjacent sections of sleeves (51) are detachably connected; or the sleeve (51) is symmetrically arranged into two petals by taking the axial bisection plane as a symmetry plane, and the two petals of the sleeve (51) are detachably connected.