CN214144024U - Novel assembled inspection shaft - Google Patents

Abstract

The utility model relates to a novel assembled inspection well in the field of underground drainage pipes, which comprises a well body and drainage pipes arranged around the well body, wherein the peripheral surface of the well body is provided with butt joint pipes which are mutually communicated with the inside of the well body; the periphery of the end part of the drain pipe is provided with a fixing ring, and the upper anchor ear and the support hoop are internally provided with a positioning component which acts on the fixing ring and enables the end surface of the drain pipe to be tightly pressed against the end surface of the butt joint pipe. This application has reduced the well body and has taken place with the drain pipe joint gap condition of leaking, is difficult for causing sinking of inspection shaft.

Description

Novel assembled inspection shaft

Technical Field

The utility model relates to an underground drainage pipe field especially relates to a novel assembled inspection shaft.

Background

The inspection well is used for maintaining power supply, water drainage, pollution discharge, communication cable television, gas pipes, street lamp lines and the like of urban underground infrastructure, and is convenient to install. It is usually installed at the intersection of pipelines, turning, where the pipe diameter or slope changes, and at certain intervals on straight pipeline sections, and is convenient for regular inspection of the attached structures.

A common inspection well for drainage type comprises a vertically arranged well body and drainage pipes which are arranged on the peripheral surface of the well body and are communicated with the inside of the well body. The periphery of the well body is provided with a water through hole, the conventional connection mode of the well body and the drain pipe is that a socket of the drain pipe is inserted into the water through hole of the well body, then the connection position of the drain pipe and the water through hole is subjected to water closing treatment, and the water closing treatment is mainly to coat cement mortar on a gap between the drain pipe and the inner wall of the water through hole for plugging, so that the drain pipe and the well body are connected and fixed.

After the inspection well is used for a long time, the connecting gap of the drain pipe and the well body is often washed away by a water source, and when the water pressure in the well body is large, the acting force along the extending direction of the drain pipe can be applied to the connecting gap of the drain pipe and the well body, so that the cement mortar is easily broken and separated, and the water leakage is caused. The water source leaks around the well body and contacts with the soil layer, so that the soil layer is easy to sink, and the ground around the inspection well is easy to collapse.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a novel assembled inspection shaft, its advantage is that the well body that has reduced takes place with the drainage pipe connection gap condition of leaking, is difficult for causing sinking of inspection shaft to the prior art exists.

The application provides a novel assembled inspection shaft adopts following technical scheme:

a novel assembled inspection well comprises a well body and drain pipes arranged around the well body, wherein the peripheral surface of the well body is provided with butt joint pipes communicated with the inside of the well body, the well body is also provided with a retention component used for mutually butt-jointing and fixing the butt joint pipes and the drain pipes,

the retention component comprises a support hoop which is used for jointly bearing the butt joint pipe and the drain pipe and integrally cast with the well body, and an upper anchor ear which is matched with the support hoop and used for simultaneously embracing the end parts of the butt joint pipe and the drain pipe; the periphery of the end part of the drain pipe is provided with a fixing ring, and the upper anchor ear and the support hoop are internally provided with a positioning component which acts on the fixing ring and enables the end surface of the drain pipe to be tightly pressed against the end surface of the butt joint pipe.

Through adopting above-mentioned technical scheme, when assembling the inspection shaft, at first with the vertical hoist and mount of well body to the underground, then with drain pipe horizontal hoist and mount to one side of the well body to make the tip bearing of drain pipe in supporting hoop, will go up staple bolt and supporting hoop reciprocal anchorage after that, make the drain pipe fix in supporting hoop and last staple bolt, then drive the drain pipe through the solid fixed ring of positioning assembly conflict to the direction displacement of butt joint pipe, and make the drain pipe closely dock with the butt joint pipe tip. Under the combined action of the support hoop and the upper hoop, the joint of the drain pipe and the butt joint pipe is clasped, so that the drain pipe and the butt joint pipe are more stably connected, the butt joint gap between the drain pipe and the butt joint pipe is reduced under the action of the positioning component, and the airtightness of the joint of the inspection well is guaranteed.

Preferably, one side of the support hoop, which is used for bearing the drain pipe, is provided with a lower accommodating groove for accommodating the fixing ring to slide; go up the staple bolt and seted up towards one side of drain pipe and hold the gliding last holding tank of solid fixed ring.

Through adopting above-mentioned technical scheme, because solid fixed ring is protruding to be established at the outer peripheral face of drain pipe, in order to ensure the support hoop, go up the inseparable laminating of staple bolt and drain pipe, the space that sets up of holding tank and holding tank down can dodge solid fixed ring occupies to increase support hoop and last staple bolt are to the area of contact of drain pipe, thereby improved the ability of closing water.

Preferably, the positioning component comprises a screw rod in threaded connection with the support hoop or the upper hoop, and one end of the screw rod is positioned in the lower accommodating groove or the upper accommodating groove; the other end of the screw rod is fixedly connected with a rotating handle.

Through adopting above-mentioned technical scheme, through revolving of screw rod, drive the displacement of screw rod to through the conflict of screw rod to solid fixed ring, drive the drain pipe to the direction displacement of butt joint pipe, and make the drain pipe inseparabler with butt joint pipe port butt joint, improved and close the water performance, owing to the setting of revolving the handle, reduced the possibility of the direct and screw rod contact of hand moreover, improved and revolve and twist efficiency, improved the convenience of operation.

Preferably, a plurality of connecting pipes are arranged in the support hoop and the upper hoop, one ends of the connecting pipes are communicated with the upper holding tank or the lower holding tank, and each connecting pipe is internally provided with an internal thread in threaded connection with the screw.

By adopting the technical scheme, the inner threads are formed in the connecting pipe, so that the connecting pipe is convenient to process, and suitable materials can be selected according to factors such as cost and the like; and through the setting of connecting pipe, reduced directly last staple bolt and support hoop on the inconvenience of direct processing, if go up staple bolt or support hoop and be the concrete material moreover, process the screw hole on it, the processing difficulty also causes the screw hole inner wall easily and appears the damage, influences the normal spiral shell of screw rod and revolves.

Preferably, an annular sealing gasket is embedded on the end face of the butt joint pipe.

Through adopting above-mentioned technical scheme, under the effect of screw rod, can drive the drain pipe tip and tightly laminate with the butt joint pipe tip, sealed pad takes place deformation owing to the extrusion to filled the drain pipe and to the space between the butt joint pipe contact end face, improved the ability of closing water of inspection shaft.

Preferably, the joint of the support hoop and the upper hoop is provided with a water-blocking cushion.

Through adopting above-mentioned technical scheme, the cushion clamp that blocks water is established on the laminating border of support hoop and last staple bolt, has not only filled the laminating gap of support hoop and last staple bolt, when the bolt and nut revolves each other moreover, exerts on bolt and nut through the elastic force that blocks water the cushion to make support hoop and last staple bolt laminating fixed more firm.

Preferably, the water blocking cushion comprises a main cushion and two edge sealing cushions, the main cushion is used for being clamped between the support hoop and the upper hoop, the two edge sealing cushions are arranged on the edges of the main cushion, and the angle between each edge sealing cushion and the main cushion is larger than 90 degrees.

Through adopting above-mentioned technical scheme, the main fill has mainly filled most spaces between last staple bolt and the support hoop, and two banding pads are turned over to both sides, hug closely in the border department of last staple bolt and support hoop to the opposite side has played the effect that the banding blocks water.

Preferably, a supporting strip is integrally arranged at the joint between the two edge sealing pads and the main pad.

Through adopting above-mentioned technical scheme, the support bar clamp is established between two banding pads, and when support hoop and last staple bolt clamp were established for two banding pads are inseparabler with last staple bolt and support hoop laminating, have improved the water blocking performance.

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

1. the water leakage condition at the joint of the inspection well is reduced, the end face of the drain pipe is driven to be tightly attached to the end face of the butt joint pipe through the arrangement of the positioning component, and then the butt joint gap between the drain pipe and the butt joint pipe is filled through the cohesion of the support hoop and the upper hoop, so that the connection gap between the drain pipe and the butt joint pipe is reduced, and the water leakage condition is reduced;

2. the butt joint efficiency is improved; due to the arrangement of the support hoop, the drain pipe can be stably placed in the support hoop under the limit of the support hoop, the complexity of butt joint is reduced, and the mutual fixation of the drain pipe and the butt joint pipe is realized through the jacking and fixing of the subsequent positioning assembly.

Drawings

FIG. 1 is a schematic view of the overall construction of an inspection well;

FIG. 2 is an enlarged schematic view of detail A of FIG. 1;

FIG. 3 is an exploded view showing the connection structure of the well body and the water discharge pipe;

FIG. 4 is a schematic view showing the position of the drain pipe attachment;

FIG. 5 is a schematic structural view showing the upper hoop;

fig. 6 is a schematic view showing the structure of the water blocking mat.

Description of reference numerals: 1. a well body; 11. caulking grooves; 12. looping; 2. a drain pipe; 21. a fixing ring; 3. butt-joint pipes; 31. a ring groove; 32. a gasket; 4. a support hoop; 41. a lower accommodating groove; 5. an anchor ear is arranged; 51. an upper accommodating groove; 6. a positioning component; 61. a connecting pipe; 62. a screw; 63. rotating a handle; 7. a water blocking cushion; 71. a main pad; 72. edge sealing pads; 73. a support strip.

Detailed Description

The present application is described in further detail below with reference to figures 1-6.

A novel assembled inspection well is shown in figure 1 and comprises a well body 1 and drain pipes 2 which are arranged on the peripheral surface of the well body 1 and are mutually installed with the well body 1.

As shown in fig. 1 and 2, the well body 1 is a concrete pipe, the lower end of the well body 1 is sealed, the well body 1 is vertically arranged underground, three caulking grooves 11 are uniformly formed in the upper end face of the well body 1 by taking the central line of the well body 1 as an axis, a lapping ring 12 is arranged in each caulking groove 11, the lapping ring 12 is welded and fixed with the steel bars inside the well body 1, and the lapping ring 12 does not protrude out of the surface of the caulking groove 11, so that a worker can fix the lapping ring 12 with a rope conveniently, and then the well body 1 is hoisted, thereby improving the convenience of hoisting the well body 1, and the lapping ring 12 does not protrude out of the surface of the caulking groove 11 and cannot influence the longitudinal building of the well body 1.

As shown in fig. 4, a plurality of butt joint pipes 3 (the number of butt joint pipes 3 in this embodiment is taken as an example) are horizontally arranged on the circumferential surface of the well body 1 and are communicated with the inside of the well body 1, the axis of the butt joint pipe 3 is perpendicular to the axis of the well body 1, the butt joint pipe 3 and the well body 1 are integrally prefabricated, a support hoop 4 is arranged below the butt joint pipe 3, the support hoop 4 is a concrete member and is also integrally prefabricated with the well body 1, the inner arc surface of the support hoop 4 is the same as the outer circumferential surface of the butt joint pipe 3, and the length of the support hoop 4 is longer than that of the butt joint pipe 3, so that the drain pipe 2 and the butt joint pipe 3 can be supported simultaneously.

The inside and outside wall pipe diameter of above-mentioned drain pipe 2 is the same with the inside and outside wall pipe diameter of butt joint pipe 3, when drain pipe 2 docks with the well casing each other, can place the tip of drain pipe 2 in supporting hoop 4 to make the terminal surface of drain pipe 2 and the terminal surface of butt joint pipe 3 lean on each other, support hoop 4 top still is provided with one and goes up staple bolt 5, goes up the intrados of staple bolt 5 and is the same with 3 outer peripheral face profiles of butt joint pipe. Go up staple bolt 5 and support hoop 4 mutual lock to it is fixed each other through a plurality of bolt and nut in support hoop 4 and the laminating border department of last staple bolt 5, thereby realizes that drain pipe 2 and butt joint pipe 3's butt joint are fixed.

An annular groove 31 is formed in the end face of the butt joint pipe 3, an annular sealing gasket 32 is embedded in the annular groove 31, and the sealing gasket 32 protrudes out of the end face of the butt joint pipe 3. Through the mutual adjacent leaning of drain pipe 2 terminal surface and butt joint pipe 3 terminal surface to make sealed pad 32 fill up the butt joint gap of drain pipe 2 with the butt joint end through elastic deformation, thereby reduced the condition of leaking and taken place. In order to reduce the possibility that the drain pipe 2 moves axially along the butt joint pipe 3, two positioning components 6 for driving the drain pipe 2 and the butt joint pipe 3 to cling to each other are further arranged on the support hoop 4.

As shown in fig. 4 and 5, an annular fixing ring 21 is protruded from the outer peripheral surface of the drain pipe 2, the fixing ring 21 is disposed near the end of the drain pipe 2 abutting against the butt pipe 3, and the plane of the fixing ring 21 is perpendicular to the center line of the drain pipe 2. The fixing ring 21 is an annular metal plate, and when the drain pipe 2 is prefabricated, the metal plate and the steel bars inside the drain pipe 2 are welded with each other, so that after the drain pipe 2 is prefabricated, the fixing ring 21 is convexly arranged on the outer peripheral surface of the drain pipe 2. In order to ensure the close fit between the drain pipe 2 and the inner arm of the upper hoop 5 and the inner arm of the support hoop 4, an upper accommodating groove 51 for accommodating the fixing ring 21 is formed in the upper hoop 5, and a lower accommodating groove 41 for accommodating the fixing ring 21 is formed in the support hoop 4.

As shown in fig. 4, the positioning assembly 6 includes a connecting tube 61 prefabricated in the support hoop 4, wherein the connecting tube 61 has an axial direction parallel to the axial direction of the butt joint tube 3, one end of the connecting tube 61 is communicated with the inside of the lower receiving groove 41, and the other end of the connecting tube 61 is communicated with one side arm of the support hoop 4. The connecting pipe 61 is internally provided with an internal thread and is in threaded connection with a screw 62, and one side of the screw 62 departing from the lower accommodating groove 41 is coaxially and fixedly connected with a knob 63. The positioning components 6 are arranged on two sides of the support hoop 4, so that the operation of the screw rod 62 is convenient for workers. The positioning component 6 is also provided with two positioning components in the upper hoop 5, wherein the connecting pipe 61 is prefabricated in the upper hoop 5, the connecting pipe 61 is also parallel to the axial direction of the butt joint pipe 3, one end of the connecting pipe 61 is communicated with the upper accommodating groove 51, and the other end face of the connecting pipe 61 is communicated with one side arm of the upper hoop 5.

When fixed to drain pipe 2 butt joint, at first put into support hoop 4 with drain pipe 2 in, then will go up staple bolt 5 lid and establish in the top of support hoop 4, then preliminary location is carried out to support hoop 4 and last staple bolt 5's position through bolt and nut, drive screw rod 62 through revolving 63 and rotate after that, and make the tip of screw rod 62 contradict on drain pipe 2's solid fixed ring 21, and drive drain pipe 2 to the direction displacement of butt joint pipe 3, and make the terminal surface of butt joint pipe 3 hug closely each other with the terminal surface of drain pipe 2, make sealed pad 32 receive the extrusion to produce elastic deformation and fill in drain pipe 2 and the gap department of butt joint pipe 3 terminal surface, at last rethread bolt and nut revolve soon, will go up staple bolt 5 and keep somewhere, thereby the sealing performance of drain pipe 2 with butt joint pipe 3 butt joint has been improved greatly.

As shown in fig. 6, in order to improve the water blocking performance between the upper hoop 5 and the support hoop 4, a water blocking pad 7 is respectively clamped between two attaching portions of the upper hoop 5 and the support hoop 4, the water blocking pad 7 includes a main pad 71 clamped on a contact plane of the support hoop 4 and the upper hoop 5, and two edge sealing pads 72 arranged on one side of the main pad 71 close to the drain pipe 2, angles between the two edge sealing pads 72 and the main pad 71 are respectively 100 degrees, a supporting strip 73 is further arranged between the two edge sealing pads 72, the supporting strip 73 is located at a joint of the edge sealing pad 72 and the main pad 71, and the supporting strip 73, the edge sealing pad 72, and the main pad 71 are integrally arranged. When the upper hoop 5 and the support hoop 4 are mutually embraced, the main pad 71 is clamped at the joint of the upper hoop 5 and the support hoop 4, the two edge sealing pads 72 are jointed at the outer contours of the drain pipe 2 and the butt joint pipe 3, along with the mutual compression of the upper hoop 5 and the support hoop 4, the supporting strip 73 is filled in the gap between the upper hoop 5 and the support hoop 4, the edge sealing pads 72 are more tightly attached to the drain pipe 2 and the butt joint pipe 3, and the water blocking performance 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 (8)

1. The utility model provides a novel assembled inspection shaft, includes well body (1) and sets up drain pipe (2) around well body (1), its characterized in that: the peripheral surface of the well body (1) is provided with butt joint pipes (3) which are mutually communicated with the inside of the well body (1), the well body (1) is also provided with a fixing component which is used for mutually butt-jointing and fixing the butt joint pipes (3) and the drain pipe (2),

the retention component comprises a support hoop (4) which is used for jointly bearing the butt joint pipe (3) and the drain pipe (2) and integrally poured with the well body (1), and an upper hoop (5) which is matched with the support hoop (4) and used for simultaneously embracing the butt joint pipe (3) and the drain pipe (2); the end periphery of the drain pipe (2) is provided with a fixing ring (21), and a positioning component (6) which acts on the fixing ring (21) and enables the end face of the drain pipe (2) to be tightly pressed against the end face of the butt joint pipe (3) is arranged in the upper hoop (5) and the support hoop (4).

2. The novel fabricated manhole of claim 1, wherein: one side of the support hoop (4) for bearing the drain pipe (2) is provided with a lower accommodating groove (41) for accommodating the fixing ring (21) in a sliding manner; go up staple bolt (5) and seted up holding fixed ring (21) gliding last holding tank (51) towards one side of drain pipe (2).

3. The novel fabricated manhole of claim 2, wherein: the positioning component (6) comprises a screw rod (62) in threaded connection with the support hoop (4) or the upper hoop (5), and one end of the screw rod (62) is positioned in the lower accommodating groove (41) or the upper accommodating groove (51); the other end of the screw rod (62) is fixedly connected with a rotating handle (63).

4. The novel fabricated manhole of claim 1, wherein: a plurality of connecting pipes (61) are arranged in the supporting hoop (4) and the upper hoop (5), one end of each connecting pipe (61) is communicated with the upper accommodating groove (51) or the lower accommodating groove (41), and an internal thread in threaded connection with the screw rod (62) is arranged in each connecting pipe (61).

5. The novel fabricated manhole of claim 1, wherein: and an annular sealing gasket (32) is embedded on the end surface of the butt joint pipe (3).

6. The novel fabricated manhole of claim 1, wherein: and a water-blocking cushion (7) is clamped at the joint of the support hoop (4) and the upper hoop (5).

7. The novel fabricated manhole of claim 6, wherein: the water blocking cushion (7) comprises a main cushion (71) and two edge sealing cushions (72), wherein the main cushion (71) is used for being clamped between the supporting hoop (4) and the upper hoop (5), the two edge sealing cushions (72) are arranged at the edges of the main cushion (71), and the angle between each edge sealing cushion (72) and the main cushion (71) is larger than 90 degrees.

8. The novel fabricated manhole of claim 7, wherein: and a supporting strip (73) is integrally arranged at the joint of the two edge sealing pads (72) and the main pad (71).

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