CN113309202A

CN113309202A - Drainage pipe for municipal works

Info

Publication number: CN113309202A
Application number: CN202110633144.0A
Authority: CN
Inventors: 叶世锋; 徐光明; 刘晗晨; 梁美花; 李嘉荣; 林德环; 邱亮鸿; 孙显炯; 谢海健; 韩云
Original assignee: Guangdong Zhongqiang Construction Engineering Co ltd
Current assignee: Guangdong Zhongqiang Construction Engineering Co ltd
Priority date: 2021-06-07
Filing date: 2021-06-07
Publication date: 2021-08-27
Anticipated expiration: 2041-06-07
Also published as: CN113309202B

Abstract

The invention discloses a drainage pipeline for municipal engineering, which comprises an outer pipeline, wherein an inner pipeline is arranged on the inner side of the outer pipeline, a supporting block is fixedly connected to the inner wall of the outer pipeline, a buffer plate is arranged at the bottom of the supporting block, the supporting block is fixedly connected with a reinforcing ring together, a sleeve is slidably connected to the outer side of the reinforcing ring, a first spring is fixedly connected between one side of the sleeve and the supporting block, a plurality of first connecting blocks are fixedly connected to the inner wall of the outer pipeline, a plurality of second connecting blocks are fixedly connected to the outer wall of the inner pipeline, connecting rods are arranged on one sides of the first connecting blocks and one side of the second connecting blocks, and turbine blades are arranged on the inner wall of the inner pipeline. According to the invention, the outer pipeline is arranged on the outer side of the inner pipeline for draining water, so that the damage to the inner pipeline caused by overlarge external pressure can be avoided, the inner pipeline can be reinforced, the inner pipeline is prevented from being broken from inside caused by overlarge water pressure, and simultaneously, the blockage caused by attachment of mud and sand in sewage to the inner wall of the inner pipeline can be avoided by arranging the turbine blades.

Description

Drainage pipe for municipal works

Technical Field

The invention relates to the field of municipal drainage pipelines, in particular to a drainage pipeline for municipal engineering.

Background

In municipal engineering construction, drainage pipelines need to be arranged below the drainage pipelines, but the existing drainage pipelines are common water pipes, after the common water pipes are subjected to external shearing force, the two extruded ends of the common water pipes are easy to burst, so that construction accidents are caused, and in normal drainage, when the internal water pressure is too high, the drainage pipes are easy to deform locally, and even cause local burst.

For example, the municipal drainage pipeline disclosed in Chinese patent application No. CN107940127A3 solves the problem that the existing municipal drainage pipeline is easy to burst by external force and has weak load capacity. The municipal drainage pipeline comprises an inner pipeline and an outer pipeline which are coaxially sleeved, the outer pipeline is a hard pipeline, the inner pipeline is an elastic hose, an annular interval is formed between the inner pipeline and the outer pipeline, a plurality of connecting pipelines are arranged between the inner pipeline and the outer pipeline and communicated with the inner pipeline and the outer pipeline, a first fixing ring is sleeved outside one end connected with the connecting pipeline and the inner pipeline, and a second fixing ring is sleeved outside one end connected with the connecting pipeline and the outer pipeline. Although it is through including pipeline plus install outer pipeline to set up first solid fixed ring and the solid fixed ring of second and protect the inner tube between inner tube and outer pipeline, its whole is rigid connection, does not have buffer, and external pressure directly transmits for the inner tube through outer pipeline, has reduced the protection effect to the inner tube undoubtedly.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a drainage pipeline for municipal engineering, so that the problems in the prior art are solved.

In order to achieve the purpose, the invention adopts the following technical scheme:

a drainage pipeline for municipal engineering comprises an outer pipeline, wherein an inner pipeline is arranged on the inner side of the outer pipeline, a plurality of supporting blocks are fixedly connected to the inner wall of the outer pipeline, a buffer plate is arranged at the bottom of each supporting block and is attached to the outer wall of the inner pipeline, a plurality of reinforcing rings are fixedly connected to the supporting blocks together, a plurality of sleeves are slidably connected to the outer side of each reinforcing ring, a first spring is fixedly connected between one side of each sleeve and the supporting block and sleeved on the outer side of each reinforcing ring, a plurality of first connecting blocks are fixedly connected to the inner wall of the outer pipeline, a plurality of second connecting blocks are fixedly connected to the outer wall of the inner pipeline, connecting rods are arranged on one sides of the first connecting blocks and one side of the second connecting blocks, a plurality of first rotating rings are fixedly connected to the inner wall of the inner pipeline, and second rotating rings are arranged in the first rotating rings, and the inner wall of the second rotating ring is fixedly connected with a turbine blade.

Preferably, the supporting block includes a first supporting portion, one side of the first supporting portion is fixedly connected with the inner wall of the outer pipeline, the other side of the first supporting portion is fixedly connected with a connecting portion, a fixing hole is formed in the middle of the connecting portion, the fixing hole is fixedly connected with the reinforcing ring, a second supporting portion is arranged on the lower side of the connecting portion, and the cross sections of the first supporting portion and the second supporting portion are both trapezoidal.

Preferably, the downside of second supporting part is equipped with a plurality of dashpot, sliding connection has the buffer block in the dashpot, fixedly connected with second spring between the hole bottom in buffer block and dashpot, the upside fixed connection of one side and buffer board that the second spring was kept away from to the buffer block.

Preferably, both sides of the outer surface of the supporting block are fixedly connected with a plurality of reinforcing ribs.

Preferably, one side of first connecting block is equipped with first slide opening, sliding connection has first slider in the first slide opening, it has the connecting rod to articulate between first slider and the sleeve, the pore wall of first slide opening is equipped with the spacing groove, the outside fixedly connected with spacing ring of first slider, spacing ring and spacing groove sliding connection.

Preferably, one side of the second connecting block is provided with a second sliding hole, a second sliding block is connected in the second sliding hole in a sliding mode, and a connecting rod is hinged between the second sliding block and the sleeve.

Preferably, the inner side of the first rotating ring is provided with a rotating groove, and the second rotating ring is arranged in the rotating groove and is in sliding connection with the rotating groove.

Preferably, the inner wall both sides in rotation groove all are equipped with the fixed slot, the equal fixedly connected with fixed block in both sides of second swivel becket, the fixed block corresponds the setting and sliding connection with the fixed slot.

Preferably, the other side of the rotating groove is provided with a first arc-shaped groove, the outer side of the second rotating ring is provided with a second arc-shaped groove, and a plurality of balls are connected between the first arc-shaped groove and the second arc-shaped groove in a rolling manner.

The invention has the advantages that: according to the drainage pipeline for municipal engineering, the outer pipeline is arranged on the outer side of the inner pipeline for drainage, the reinforcing ring, the sleeve and the first spring are arranged between the inner pipeline and the outer pipeline for buffering, so that the pressure outside the outer pipeline or the water pressure inside the inner pipeline can be buffered, the damage to the inner pipeline caused by overlarge external pressure can be avoided, the inner pipeline can be reinforced, the inner pipeline is prevented from being broken from the inside due to overlarge water pressure, and meanwhile, due to the arrangement of the turbine blades, sewage can generate eddy currents, mud and sand in the sewage are prevented from being precipitated, and further, the mud and sand are attached to the inner wall of the inner pipeline to cause blockage.

Drawings

FIG. 1 is a schematic diagram of the basic structure of the present invention;

FIG. 2 is a sectional view A-A of FIG. 1;

FIG. 3 is a partial enlarged view of FIG. 2 at B;

FIG. 4 is an enlarged view of a portion of FIG. 1 at C;

FIG. 5 is an enlarged view of a portion of FIG. 1 at D;

fig. 6 is a partially enlarged view of fig. 5 at E.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

As shown in fig. 1 to 6, the municipal drainage pipeline provided by the invention comprises an outer pipeline 1, an inner pipeline 2 is arranged at the inner side of the outer pipeline 1, the outer pipeline 1 and the inner pipeline 2 are both laid underground, the inner pipeline 2 is used for drainage work, the outer pipeline 1 is used for protecting the inner pipeline 2 to avoid the situation that the inner pipeline 2 is broken due to overlarge underground pressure to cause sewage outflow, a plurality of supporting blocks 11 are fixedly connected to the inner wall of the outer pipeline 1, each supporting block 11 comprises a first supporting part 111, one side of each first supporting part 111 is fixedly connected with the inner wall of the outer pipeline 1, the other side of each first supporting part 111 is fixedly connected with a connecting part 112, a second supporting part 113 is arranged at the lower side of each connecting part 112, the cross sections of the first supporting part 111 and the second supporting part 113 are both trapezoidal, and the supporting blocks 11 are arranged in a cavity between the inner pipeline 2 and the outer pipeline 1, the supporting effect can be achieved, the side with the larger area of the first supporting part 111 is fixedly connected with the inner wall of the outer pipeline 1, the side with the larger area of the second supporting part 113 is close to the outer wall of the inner pipeline 2, when the outer pipeline 1 is pressed by the external pressure, the pressure is transmitted to the connecting part 112 through the first supporting part 111 and then transmitted to the outer wall of the inner pipeline 2 through the second supporting part 113, because the side with the larger area of the second supporting part 113 is close to the outer wall of the inner pipeline 2, the stress surface of the outer wall of the inner pipeline 2 is increased, the pressure intensity is reduced, the inner pipeline 2 is prevented from being crushed, similarly, when the water pressure in the inner pipeline 2 is increased, and the inner pipeline 2 is locally bulged and deformed outwards, the pressure is transmitted to the connecting part 112 through the second supporting part 113 and then transmitted to the first supporting part 111 through the connecting part 112, because the side with the larger area of the first supporting part 111 is fixedly connected with the inner wall of the outer pipeline 1, therefore, the pressure applied to the inner wall of the outer pipeline 1 is also reduced, the outer pipeline 1 is prevented from being broken, a plurality of reinforcing ribs 114 are fixedly connected to both sides of the outer surface of the supporting block 11, the reinforcing ribs 114 can further improve the structural strength of the supporting block 11, so that the pressure applied to the outer pipeline 1 and the pressure applied to the inner pipeline 2 are greater, the bottom of the supporting block 11 is provided with the buffer plate 12, the buffer plate 12 is attached to the outer wall of the inner pipeline 2, the supporting block 11 is fixedly connected with a plurality of reinforcing rings 13, the middle part of the connecting part 112 is provided with a fixing hole, the fixing hole is fixedly connected with the reinforcing rings 13, the reinforcing rings 13 can reinforce the inner structure of the outer pipeline 1, so that the structure is more stable, the outer side of each reinforcing ring 13 is slidably connected with a plurality of sleeves 131, a first spring 132 is fixedly connected between one side of each sleeve 131 and the supporting block 11, and the first spring 132 is sleeved on the outer side of each reinforcing ring 13, the inner wall of the outer pipeline 1 is fixedly connected with a plurality of first connecting blocks 3, the outer wall of the inner pipeline 2 is fixedly connected with a plurality of second connecting blocks 4, one side of each of the first connecting blocks 3 and the second connecting blocks 4 is provided with a connecting rod 5, when the outer pipeline 1 is extruded by external pressure, the outer pipeline 1 is elastically deformed to be inwards sunken, so that the connecting rods 5 are pressed by the first connecting blocks 3 to drive the two sleeves 131 to be separated, the two sleeves 131 slide along the reinforcing ring 13 and compress the first spring 132 when being separated, the first spring 132 generates reaction force to offset the external pressure of the outer pipeline 1, so that a buffering effect is achieved, the outer pipeline 1 is prevented from being broken due to overlarge external pressure, similarly, when the internal water pressure of the inner pipeline 2 is overlarge, the elastic deformation of the inner pipeline 2 is caused to be outwards protruded, the pressure presses the connecting rods 5 through the second connecting blocks to separate the two sleeves 131 again, first spring 132 produces the reaction force and offsets the inside water pressure of inner tube 2, avoid inner tube 2 to break, the first rotating ring 6 of a plurality of inner wall fixedly connected with of inner tube 2, be equipped with second rotating ring 61 in the first rotating ring 6, the inner wall fixedly connected with turbine blade 62 of second rotating ring 61, through setting up turbine blade 62 in inner tube 2 at intervals, can make sewage when flowing in inner tube 2, rivers drive turbine blade 62 and rotate behind turbine blade 62, turbine blade 62 stirs rivers in reverse again, make sewage form the vortex, stir the sand in the sewage, avoid the sand to take place to deposit in inner tube 2, and lead to the jam of inner tube 2 on the inner wall of inner tube 2 including attached to.

The lower side of the second support part 113 is provided with a plurality of buffer holes 1131, the buffer holes 1131 are internally and slidably connected with a buffer block 1132, a second spring 1133 is fixedly connected between the buffer block 1132 and the bottom of the buffer hole 1131, one side of the buffer block 1132, which is far away from the second spring 1133, is fixedly connected with the upper side of the buffer plate 12, a certain gap is reserved between the inner pipeline 2 and the second support part 113 of the support block 11 by arranging the buffer holes 1131 and the buffer block 1132, the gap can be used as a margin to prevent external pressure from being directly transmitted to the surface of the inner pipeline 2 through the outer pipeline 1 and the support block 11, similarly, internal water pressure can be prevented from being directly transmitted to the inner wall of the outer pipeline 1 through the inner pipeline 2 and the support block 11, the buffer block 1132 slides in the buffer holes 1131 and further compresses the second spring 1133, the reaction force of the second spring 1133 can offset external pressure or internal water pressure by a part, the pressure resistance of the outer pipeline 1 and the inner pipeline 2 is further improved, and the outer pipeline 1 and the inner pipeline 2 are prevented from being broken due to overlarge pressure caused by rigid connection.

One side of the first connecting block 3 is provided with a first sliding hole, a first sliding block 31 is connected in the first sliding hole in a sliding manner, a connecting rod 5 is hinged between the first sliding block 31 and the sleeve 131, the hole wall of the first sliding hole is provided with a limiting groove 32, the outer side of the first sliding block 31 is fixedly connected with a limiting ring 311, the limiting ring 311 is connected with the limiting groove 32 in a sliding manner, one side of the second connecting block 4 is provided with a second sliding hole, a second sliding block 41 is connected in the second sliding hole in a sliding manner, the connecting rod 5 is hinged between the second sliding block 41 and the sleeve 131, the limiting groove 32 is arranged in the first connecting block 3, the second connecting block 4 is not arranged in the second connecting block 4, when the outer pipeline 1 is subjected to external pressure to generate elastic deformation and is inwards sunken, the first sliding block 31 is driven to press the connecting rod 5 through the first connecting block 3 to drive the two sleeves 131 to be separated, when the two sleeves 131 are separated, the connecting rod 5 on the other side can drive the second sliding block 41 to outwards slide in the second sliding hole, the second connecting block 4 and the inner pipe 2 are not affected, when the inner pipe 2 is elastically deformed to protrude outward due to internal water pressure, the second connecting block 4 drives the second slider 41 to press the connecting rod 5, and then the two sleeves 131 are driven to separate, at this time, the connecting rod 5 on the other side of the two sleeves 131 drives the first slider 31 to slide outward in the first sliding hole, and the limit ring 311 slides in the limit groove 32, when the deformation degree of the inner pipe 2 is too large, and the protrusion is large, the pressure of the second slider 4 on the connecting rod 5 is increased, so that the separation degree of the two sleeves 131 is larger, the first slider 31 further slides in the first sliding hole, the limit ring 311 abuts against the inner wall of the limit groove 32, thereby generating a limit effect, and preventing the two sleeves 131 from further separating, thereby generating a supporting force on the second slider 4 through the connecting rod 5, the reinforcing of the outer wall of the inner pipeline 2 is realized, and the pipeline breakage caused by the overlarge deformation amplitude of the inner pipeline 2 is avoided.

The inboard of first rotating ring 6 is equipped with rotates groove 63, second rotating ring 61 sets up in rotating groove 63 and with rotating groove 63 sliding connection, the inner wall both sides of rotating groove 63 all are equipped with fixed slot 631, the equal fixedly connected with fixed block 611 in both sides of second rotating ring 61, fixed block 611 and fixed slot 631 correspond the setting and sliding connection, the opposite side of rotating groove 63 is equipped with first arc wall 632, the outside of second rotating ring 61 is equipped with second arc wall 612, roll connection has a plurality of ball 64 between first arc wall 632 and the second arc wall 612, when sewage flows in inner tube 2, sewage drives turbine blade 62 through turbine blade 62 and rotates, turbine blade 62 drives second rotating ring 61 and moves jointly, second rotating ring 61 rotates in the rotating groove 63 of first rotating ring 6, the fixed block 611 of second rotating ring 61 both sides. The same is rotated in fixed slot 631, through setting up fixed block 611 and fixed slot 631, can play the reinforcing effect to second rotating ring 61, it is too big to avoid turbine blade 62 to receive the water pressure of one side, pressure transfer is for second rotating ring 61, make second rotating ring 61 deviate from in rotating the groove 63, through setting up first arc wall 632 and second arc wall 612, and a plurality of ball 64 of roll connection between first arc wall 632 and second arc wall 612, can change the sliding friction between second rotating ring 61 outer wall and the groove bottom of rotating groove 63 into rolling friction, make frictional force littleer, reduced the friction loss between second rotating ring 61 and the rotating groove 63, play the effect that promotes life.

When the device is used, the outer pipeline 1 and the inner pipeline 2 are both laid underground, the inner pipeline 2 is used for draining water, the outer pipeline 1 is used for protecting the inner pipeline 2, when external pressure extrudes the outer pipeline 1, the outer pipeline 1 elastically deforms and sinks inwards, pressure is transmitted to the outer wall of the inner pipeline 2 through the first supporting part 111, the connecting part 112 and the second supporting part 113, because the side with larger area of the second supporting part 113 is close to the outer wall of the inner pipeline 2, the stress surface of the outer wall of the inner pipeline 2 can be increased, the pressure intensity can be reduced, the inner pipeline 2 is prevented from being crushed, pressure presses the connecting rod 5 through the first connecting block 3, further drives the two sleeves 131 to separate and compress the first spring 132, the first spring 132 generates reaction force to offset the pressure outside the outer pipeline 1, so that a buffering effect is achieved, meanwhile, the connecting rod 5 on the other side of the two sleeves 132 can drive the second sliding block 41 to slide outwards in the second sliding hole, the second connecting block 4 and the inner pipe 2 are not affected, similarly, when the inner pipe 2 is elastically deformed and protrudes outward due to an excessive water pressure in the inner pipe 2, the pressure is transmitted to the inner wall of the outer pipe 1 through the second supporting portion, the connecting portion 112 and the first supporting portion 111, because the larger side of the first supporting portion 111 is fixedly connected with the inner wall of the outer pipe 1, the pressure applied to the inner wall of the outer pipe 1 is also reduced, the connecting rod 5 is pressed through the second connecting block, the two sleeves 131 are separated again, the first spring 132 generates a reaction force to counteract the water pressure in the inner pipe 2, meanwhile, the connecting rod 5 on the other side of the two sleeves 131 drives the first sliding block 31 to slide outward in the first sliding hole, the limiting ring 311 slides in the limiting groove 32, when the deformation degree of the inner pipe 2 is too large, the pressure of the connecting rod 5 by the second sliding block 4 is increased, make two sleeve 131 detached degree bigger, make first slider 31 further slide in first slide hole, spacing ring 311 offsets with spacing groove 32's inner wall, thereby produce spacing effect, avoid two sleeve 131 further to separate, thereby produce a holding power to second slider 4 through connecting rod 5, realize the reinforcement to inner pipe 2 outer wall, the too big pipeline that leads to of the range of avoiding inner pipe 2 deformation breaks, at last through setting up turbine blade 62 in inner pipe 2 at interval, can make sewage form the vortex when flowing in inner pipe 2, mix the sand in the sewage and soil, avoid sand and soil to take place the sediment in inner pipe 2, and lead to the jam of inner pipe 2 on the inner wall of inner pipe 2 is attached to.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a drainage pipe for municipal works, includes outer pipeline (1), its characterized in that: the inner side of the outer pipeline (1) is provided with an inner pipeline (2), the inner wall of the outer pipeline (1) is fixedly connected with a plurality of supporting blocks (11), the bottom of each supporting block (11) is provided with a buffer plate (12), the buffer plates (12) are attached to the outer wall of the inner pipeline (2), the supporting blocks (11) are fixedly connected with a plurality of reinforcing rings (13) together, the outer side of each reinforcing ring (13) is slidably connected with a plurality of sleeves (131), a first spring (132) is fixedly connected between one side of each sleeve (131) and the supporting block (11), the first spring (132) is sleeved on the outer side of each reinforcing ring (13), the inner wall of the outer pipeline (1) is fixedly connected with a plurality of first connecting blocks (3), the outer wall of the inner pipeline (2) is fixedly connected with a plurality of second connecting blocks (4), one sides of the first connecting blocks (3) and the second connecting blocks (4) are provided with connecting rods (5), the inner wall of the inner pipeline (2) is fixedly connected with a plurality of first rotating rings (6), second rotating rings (61) are arranged in the first rotating rings (6), and turbine blades (62) are fixedly connected to the inner walls of the second rotating rings (61).

2. The municipal drainage pipeline according to claim 1, wherein: the supporting shoe (11) includes first supporting part (111), one side of first supporting part (111) and the inner wall fixed connection of outer pipeline (1), the opposite side fixedly connected with connecting portion (112) of first supporting part (111), the middle part of connecting portion (112) is equipped with the fixed orifices, fixed orifices and beaded finish (13) fixed connection, the downside of connecting portion (112) is equipped with second supporting part (113), the cross-section of first supporting part (111) and second supporting part (113) all sets up to trapezoidal.

3. The municipal drainage pipeline according to claim 2, wherein: the downside of second supporting part (113) is equipped with a plurality of buffer hole (1131), sliding connection has buffer block (1132) in buffer hole (1131), fixedly connected with second spring (1133) between the hole bottom of buffer block (1132) and buffer hole (1131), the upside fixed connection of one side and buffer board (12) of second spring (1133) is kept away from in buffer block (1132).

4. The municipal drainage pipeline according to claim 2, wherein: and a plurality of reinforcing ribs (114) are fixedly connected to the two sides of the outer surface of the supporting block (11).

5. The municipal drainage pipeline according to claim 1, wherein: one side of first connecting block (3) is equipped with first slide opening, sliding connection has first slider (31) in the first slide opening, it has connecting rod (5) to articulate between first slider (31) and sleeve (131), the pore wall of first slide opening is equipped with spacing groove (32), the outside fixedly connected with spacing ring (311) of first slider (31), spacing ring (311) and spacing groove (32) sliding connection.

6. The municipal drainage pipeline according to claim 1, wherein: one side of the second connecting block (4) is provided with a second sliding hole, a second sliding block (41) is connected in the second sliding hole in a sliding mode, and a connecting rod (5) is hinged between the second sliding block (41) and the sleeve (131).

7. The municipal drainage pipeline according to claim 1, wherein: the inner side of the first rotating ring (6) is provided with a rotating groove (63), and the second rotating ring (61) is arranged in the rotating groove (63) and is in sliding connection with the rotating groove (63).

8. The municipal drainage pipeline of claim 7, wherein: the inner wall both sides of rotating groove (63) all are equipped with fixed slot (631), the equal fixedly connected with fixed block (611) in both sides of second rotating ring (61), fixed block (611) correspond with fixed slot (631) and set up and sliding connection.

9. The municipal drainage pipeline of claim 7, wherein: the other side of the rotating groove (63) is provided with a first arc-shaped groove (632), the outer side of the second rotating ring (61) is provided with a second arc-shaped groove (612), and a plurality of balls (64) are connected between the first arc-shaped groove (632) and the second arc-shaped groove (612) in a rolling manner.