CN211395931U

CN211395931U - Mounting structure of water delivery culvert pipe exit end and absorption basin

Info

Publication number: CN211395931U
Application number: CN201922049462.3U
Authority: CN
Inventors: 于淳蛟; 张宇鹏; 王丽容
Original assignee: Wuhan Zhihong Water Conservancy And Hydropower Design Institute
Current assignee: Wuhan Zhihong Water Conservancy And Hydropower Design Institute
Priority date: 2019-11-23
Filing date: 2019-11-23
Publication date: 2020-09-01
Anticipated expiration: 2029-11-23

Abstract

The utility model belongs to the technical field of hydraulic engineering's technique and specifically relates to a mounting structure who relates to water delivery culvert pipe exit end and stilling pond, including integrated into one piece in the epitaxial extension board in culvert pipe exit end bottom, lay in stilling pond under and with the backup pad of stilling bottom of the pool face laminating and vertically bury underground in the soil body and be used for supporting the cushion cap of extension board and backup pad, the embedded drawknot piece that is equipped with of extension board, in one side level extension of drawknot piece towards the delivery port inlayed and locates the stilling pond, still be provided with elastic support piece between cushion cap top and the extension board diapire. This mounting structure corresponds through pouring pre-buried a plurality of drawknot pieces of pouring in extending the inboard and assembles to the pool lateral wall that disappears in, makes both can seamless connection together to set up the carriage of a welding on the backup pad lateral wall between carriage and backing plate, make cushion cap and backup pad keep in step in vertical direction, enlarged with the area of contact on soil layer, reduced the possibility of subsiding, improved overall stability.

Description

Mounting structure of water delivery culvert pipe exit end and absorption basin

Technical Field

The utility model belongs to the technical field of hydraulic engineering's technique and specifically relates to a mounting structure of water delivery culvert pipe exit end and stilling basin is related to.

Background

The stilling basin is an energy dissipation facility which promotes the generation of underflow type hydraulic jump at the downstream of a water outlet structure, can quickly change a downward flow into a slow flow, can generally eliminate the kinetic energy of the downward flow by forty percent to seventy percent, can shorten the length of a fender, and is an effective and economic energy dissipation device; the culvert pipe is a pipe which is pre-buried and arranged below the ground surface and is formed by pouring reinforced concrete, and is commonly called a cement pipe.

In urban drainage, rainwater in an upstream catchment area is collected into a stilling basin through a flood drainage culvert pipe, then the rainwater is drained into other places through branch pipes by the stilling basin, and because the impact force of water flow at a water outlet port at the tail end of the culvert pipe is large, the culvert pipe cannot be directly erected on the stilling basin, but is supported by a support pile vertically buried underground, and an inverted T-shaped reinforcing rib (10) connected with the culvert pipe is pre-embedded on the table top of the support pile (refer to fig. 1); however, the connection firmness of the connection mode is weak, the impact force of the culvert pipe is supported only through the supporting piles, and the supporting piles are easy to sink after long-time use, so that the culvert pipe and the stilling pool gradually generate height difference, and the culvert pipe and the stilling pool cannot be stably installed together, so that the scheme is to be improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can prevent subsiding and link up firm water delivery culvert pipe exit end and stilling basin's mounting structure.

The utility model discloses a can realize through following technical scheme:

mounting structure of water delivery culvert pipe exit end and absorption basin, including integrated into one piece in the epitaxial extension board in culvert pipe exit end bottom, lay under the absorption basin and with the backup pad of absorption basin bottom surface laminating and vertically bury underground in the soil body and be used for supporting the extension board with the cushion cap of stake, the embedded drawknot piece that is equipped with of extension board, one side level extension of drawknot piece towards the delivery port is inlayed and is located in the absorption basin, the cushion cap top with still be provided with elastic support piece between the extension board diapire.

Through adopting above-mentioned technical scheme, operating personnel at first with pre-buried a plurality of drawknot pieces of pouring in extending the inboard correspond assemble to the pool lateral wall that disappears, make both can be in the same place by seamless connection, again with culvert pipe integrated into one piece's extension board overlap joint at elastic support's top surface, the pool that disappears is located the backup pad simultaneously, elastic support at this moment is in compression extrusion state, when the below cushion cap has the condition of subsiding a little to take place, elastic support utilizes its elasticity, sustainable for the culvert pipe provides the holding power, in order to ensure that the culvert pipe inner wall can be maintained on same water flat line with the diapire in pool that disappears, and support the same overlap joint on the cushion cap in backup pad one side in pool that disappears, the area of contact with the soil layer has been enlarged, in order to improve overall stability.

Further setting the following steps: the cushion cap includes vertical pile and backing plate, the backing plate level sets up, vertical pile sets firmly perpendicularly along its axis backing plate top surface center department, the bottom overlap joint of backup pad is in the backing plate up end, the week side of vertical pile has set firmly the annular frame along its circumference, the bottom of backup pad is extended on extending to set firmly support in the two-phase braced frame that outwards extends in annular frame bottom.

Through adopting above-mentioned technical scheme, the carriage wholly is the T style of calligraphy, and welds on the lateral wall of backup pad after its both sides are equal level, and the carriage is located between carriage and the backing plate, makes cushion cap and backup pad keep in step in vertical direction, has reduced the possibility of subsiding, and the wholeness is good.

Further setting the following steps: the drawknot piece comprises a buried rod and drawknot ribs, the two drawknot ribs are vertically and fixedly arranged on the peripheral side of the buried rod, and one side of the absorption basin, which faces the bearing platform, is vertically and inwardly provided with a sinking groove matched with the drawknot ribs in an inserting mode.

Through adopting above-mentioned technical scheme, bury pole and drawknot muscle integrated into one piece, and the drawknot muscle extension section is deep into heavy inslot back, can link up both high-efficient together, and the installation is swift and the fastness is high.

Further setting the following steps: the elastic supporting piece comprises a sleeve fixedly arranged on the top surface of the vertical pile, the open end of the sleeve faces the culvert pipe, a sliding plate fixedly arranged on the bottom wall of the extension plate is slidably connected in the sleeve, and an elastic piece is further arranged in the sleeve.

Further setting the following steps: the elastic piece comprises a spring, one end of the spring is fixedly arranged on the bottom wall of the sleeve, and the other end of the spring is fixedly embedded in the sliding plate.

Further setting the following steps: the sleeve open end is waist shape setting, telescopic both sides have set firmly the mounting panel, the vertical screw rod of inlaying locating in the vertical pile of installing the mounting panel.

Through adopting above-mentioned technical scheme, when the spring was in compression state, the slide monoblock was located the sleeve and flushes with telescopic top surface, if vertical pile and backing plate take place whole subsides, thereby slide in the sleeve gradually the slide spring utilizes its elasticity to continuously support culvert pipe and stilling pool together, and the condition that reduces deformation takes place.

Further setting the following steps: one side of the annular frame, which is far away from the supporting plate, is vertically and fixedly provided with an L-shaped limiting plate.

Through adopting above-mentioned technical scheme, setting up of L type limiting plate can carry out spacingly to the welding of carriage, and the higher deviation that can reduce of precision.

Further setting the following steps: and the inside of the sinking groove is also provided with bar planting glue.

Through adopting above-mentioned technical scheme, after putting into the bar planting glue in the heavy groove, insert the heavy inslot with the drawknot muscle again, can improve the resistance to plucking between culvert pipe and the stilling basin, joint strength is higher.

To sum up, the utility model discloses a beneficial technological effect does:

(1) the utility model discloses a with pre-buried a plurality of drawknot pieces of pouring in the extension board correspond assemble to the pool lateral wall that disappears in, make both can seamless connection together to set up the carriage of welding on the backup pad lateral wall between carriage and backing plate, make cushion cap and backup pad keep in step in vertical direction, enlarged with the area of contact on soil layer, reduced the possibility of subsiding, improved overall stability.

(2) The utility model discloses a with culvert pipe integrated into one piece built fashioned extension board overlap joint in elastic support element's top surface, the pool that disappears simultaneously is located the backup pad, and elastic support element at this moment is in compression extrusion state, and when the condition that the below cushion cap had a little to subside took place, elastic support element utilized its elasticity, and sustainable for the culvert pipe provides the holding power.

Drawings

FIG. 1 is a schematic structural view of a T-shaped reinforcing bar;

fig. 2 is a schematic view of the overall structure of the present invention;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 1;

FIG. 4 is an enlarged schematic view of the structure at B in FIG. 3;

fig. 5 is a schematic diagram of the explosion structure of the present invention;

fig. 6 is an enlarged schematic view of the structure at C in fig. 5.

Reference numerals: 1. an extension plate; 2. a support plate; 3. a bearing platform; 31. erecting piles; 32. a base plate; 4. a pulling member; 41. burying a rod; 42. stretching the ribs; 5. an elastic support member; 51. a sleeve; 52. a slide plate; 53. a spring; 54. mounting a plate; 55. a screw; 6. an annular frame; 7. a support frame; 8. sinking a groove; 9. planting bar glue; 10. t type reinforcing bar.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the structure for installing the outlet end of the water delivery culvert pipe and the stilling pool disclosed by the utility model comprises an extension plate 1 which is integrally cast with the culvert pipe and a support plate 2 which is horizontally laid on the bottom surface of the stilling pool, the cross section of the culvert pipe can be round or rectangular and other shapes, the cross section of the extension plate 1 is in a right trapezoid shape, a bearing platform 3 which is embedded in the soil body and used for supporting the extension plate 1 and the support plate 2 is vertically arranged below the extension plate 1 and the support plate 2, the bearing platform 3 comprises a vertical pile 31 (shown in figure 5) and a backing plate 32, the backing plate 32 is horizontally arranged and is in a rectangular shape, the vertical pile 31 is vertically and fixedly arranged at the center of the top surface of the backing plate 32 along the axis of the vertical pile, and the bearing platform 3 is integrally arranged in an inverted T shape, the bottom of the support plate 2 is lapped on the upper end surface of the backing plate 32, so that the support plate 2 and the bearing platform 3 bear the weight of the culvert pipe and the stilling pool together, the contact area with the soil layer is enlarged, and the integral stability is improved.

Referring to fig. 2 and 5, the peripheral side of the vertical pile 31 is fixedly provided with an annular frame 6 arranged in a rectangular frame shape along the circumferential direction, the bottom extension of the support plate 2 is fixedly provided with two support frames 7 supported on the two opposite extensions at the bottom of the annular frame 6 in an extending manner, the support frames 7 are in a T shape, two end faces of the support frames 7 positioned on the same side are welded on the side wall of the support plate 2 after being horizontal, and the support frames 7 are positioned between the support frames 7 and the base plate 32, so that the bearing platform 3 and the support plate 2 can be kept synchronous in the vertical direction, the possibility of settlement is reduced, and the integrity is good; one side that backup pad 2 was kept away from to annular frame 6 is vertical to be set firmly L type limiting plate, and L type limiting plate inner wall butt is in 6 week sides of annular frame, and setting up of L type limiting plate can carry on spacingly to the welding of carriage 7, and the deviation can be reduced to the precision is higher.

Referring to fig. 3 and 4, a tie piece 4 is further embedded in the extension plate 1, the tie piece 4 comprises an embedded rod 41 and tie bars 42, the embedded rod 41 is vertically preset in the culvert pipe, the two tie bars 42 are arranged in parallel, the end parts of the two tie bars are fixedly arranged on the peripheral sides of the embedded rod 41, the tie bars horizontally extend out of the culvert pipe towards one side of the water outlet, sink grooves 8 which are in one-to-one corresponding splicing adaptation with the tie bars 42 are vertically and inwards arranged on one side of the absorption basin towards the bearing platform 3, and bar planting glue 9 is arranged in the sink grooves 8; after the bar-planting glue 9 is placed in the sinking groove 8, the tie bar 42 is inserted into the sinking groove 8, so that the pulling resistance between the culvert pipe and the stilling pool can be improved, and the connection strength is higher.

Referring to fig. 6, an elastic support member 5 is further disposed between the top end of the vertical pile 31 and the bottom wall of the extension plate 1, the elastic support member includes a sleeve 51 fixedly disposed on the top surface of the vertical pile 31, an open end of the sleeve 51 faces the culvert and a cross section of the sleeve 51 is disposed in a waist shape, both sides of an arc surface of the sleeve 51 are fixedly connected with mounting plates 54, a bottom surface of each mounting plate 54 is flush with the bottom wall of the sleeve 51 and is disposed on the top surface of the vertical pile 31, screw rods 55 embedded in the vertical pile 31 are vertically and threadedly mounted on top surfaces of the two mounting plates 54, a waist-shaped sliding plate 52 fixedly disposed on the bottom wall of the extension plate 1 is slidably connected to the sleeve 51, an elastic member is further disposed in the sleeve 51, the elastic member includes a spring 53, one end of the spring 53; when the spring 53 is in a compressed state, the sliding plate 52 is located in the sleeve 51 in a whole and is flush with the top surface of the sleeve 51, when the lower bearing platform 3 is slightly sunk, the spring 53 can continuously provide supporting force for the culvert pipe and the stilling pool by using the elasticity of the spring to ensure that the inner wall of the culvert pipe and the bottom wall of the stilling pool are maintained on the same horizontal line, so that the sinking and deformation are reduced.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The water delivery culvert pipe exit end and stilling basin's mounting structure, its characterized in that: including integrated into one piece in the epitaxial extension board (1) of culvert pipe exit end bottom, lay in under the pool that disappears and with backup pad (2) of the pool bottom face laminating of disappearing and vertically bury underground in the soil body and be used for supporting extension board (1) with cushion cap (3) of backup pad (2), extension board (1) is embedded to be equipped with drawknot spare (4), drawknot spare (4) extend towards one side level of delivery port and inlay and locate in the pool that disappears, cushion cap (3) top with still be provided with elastic support piece (5) between extension board (1) diapire.

2. The structure for mounting the outlet end of the water delivery culvert and the stilling basin as claimed in claim 1, wherein: cushion cap (3) are including vertical pile (31) and backing plate (32), backing plate (32) level sets up, vertical pile (31) set firmly perpendicularly along its axis backing plate (32) top surface center department, the bottom overlap joint of backup pad (2) backing plate (32) up end, the week side of vertical pile (31) has set firmly annular frame (6) along its circumference, extend on the bottom of backup pad (2) is epitaxial to extend set firmly support in support frame (7) on two relative epitaxies in annular frame (6) bottom.

3. The structure for mounting the outlet end of the water delivery culvert pipe and the stilling basin as claimed in claim 2, wherein: the drawknot piece (4) is including burying pole (41) and drawknot muscle (42), two drawknot muscle (42) all set firmly perpendicularly bury pole (41) week side on, the absorption basin orientation one side of cushion cap (3) is inwards seted up perpendicularly with heavy groove (8) of drawknot muscle (42) grafting adaptation.

4. The structure for mounting the outlet end of the water delivery culvert and the stilling basin as claimed in claim 3, wherein: the elastic supporting piece (5) comprises a sleeve (51) fixedly arranged on the top surface of the vertical pile (31), the open end of the sleeve (51) faces the culvert pipe, a sliding plate (52) fixedly arranged on the bottom wall of the extension plate (1) is connected in the sleeve (51) in a sliding mode, and an elastic piece is further arranged in the sleeve (51).

5. The structure for mounting the outlet end of the water delivery culvert and the stilling basin as claimed in claim 4, wherein: the elastic piece comprises a spring (53), one end of the spring (53) is fixedly arranged on the bottom wall of the sleeve (51), and the other end of the spring (53) is fixedly embedded in the sliding plate (52).

6. The structure for mounting the outlet end of the water delivery culvert and the stilling basin as claimed in claim 5, wherein: the utility model discloses a vertical pile (31), including sleeve (51), mounting panel (54), screw rod (55) that the sleeve (51) open end is waist shape setting, mounting panel (54) both sides have set firmly, mounting panel (54) are vertical to be installed and are inlayed and locate in vertical pile (31).

7. The structure for mounting the outlet end of the water delivery culvert pipe and the stilling basin as claimed in claim 2, wherein: one side of the annular frame (6) far away from the supporting plate (2) is vertically and fixedly provided with an L-shaped limiting plate.

8. The structure for mounting the outlet end of the water delivery culvert and the stilling basin as claimed in claim 3, wherein: and the sunk groove (8) is also internally provided with a bar planting glue (9).