CN115404967A

CN115404967A - Construction method for joint of inspection well and drainage pipeline

Info

Publication number: CN115404967A
Application number: CN202211233803.2A
Authority: CN
Inventors: 顾美芳
Original assignee: Suzhou Chengnan Landscaping Engineering Co ltd
Current assignee: Suzhou Chengnan Landscaping Engineering Co ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2022-11-29
Anticipated expiration: 2042-10-10
Also published as: CN115404967B

Abstract

The application discloses a construction method of a joint of an inspection well and a drainage pipeline, belongs to the technical field of inspection well drainage pipeline construction, and comprises the following steps: the method comprises the following steps: excavating at a construction site, and installing an inspection well; step two: the drainage pipeline is arranged on the inspection well by using a bolt, so that the drainage pipeline is communicated with the inspection well; step three: installing a construction device at the joint of the inspection well and the drainage pipeline; step four: painting waterproof concrete mortar on the inner side of the inspection well and the joint between the outer side of the inspection well and the drainage pipeline; step five: and (6) backfilling. This application can reduce the rainwater and erode the possibility in soil layer through inspection shaft and drainage pipe junction through the construction equipment who sets up inspection shaft and drainage pipe junction to can reduce the possibility that produces the incident.

Description

Construction method for joint of inspection well and drainage pipeline

Technical Field

The application relates to the technical field of inspection well drainage pipeline construction, in particular to a construction method for a joint of an inspection well and a drainage pipeline.

Background

In cities, all public water supply, sewage channels, telephone lines and optical fiber networks can be connected through underground channels under inspection wells. The inspection well is an outlet of an underground passage leading to the ground and covered by an inspection well cover, and a drainage pipeline is usually required to be installed in the inspection well due to the drainage requirement of rainwater and other water flows.

In the related art, corresponding construction measures are determined according to soil quality during the construction of the sewer pipe. For example, when the soil of a construction site is sandy soil, sealing between the inspection well and the drainage pipeline needs to be done, in order to prevent the drainage pipeline and rainwater in the inspection well from entering a soil layer, the joint of the inspection well and the drainage pipeline needs to be wrapped by waterproof concrete mortar, and the inner side and the outer side of the inspection well need to be painted with the waterproof concrete mortar.

With respect to the above-described related art, the inventors consider that the following drawbacks exist: in long-time use, waterproof concrete mortar may produce wearing and tearing or displacement to possibly lead to the rainwater to spill over and get into in the sand soil layer, may make sandy soil washed away, cause incident such as collapse easily.

Disclosure of Invention

In order to reduce the possibility of causing safety accidents, on the one hand, the application provides a construction method for the joint of an inspection well and a drainage pipeline.

The application provides a construction method of inspection shaft and drainage pipe junction adopts following technical scheme:

a construction method for a joint of an inspection well and a drainage pipeline comprises the following steps:

the method comprises the following steps: excavating a construction site where a sewer pipeline inspection well needs to be installed, and installing the inspection well into a soil layer of the construction site;

step two: penetrating the drainage pipeline through the side wall of the inspection well, and fixing the drainage pipeline on the inspection well by using bolts so that the inspection well is communicated with the drainage pipeline;

step three: installing a construction device at the joint of the inspection well and the drainage pipeline;

step four: painting waterproof concrete mortar at the joint between the inner side of the inspection well and the drainage pipeline, and painting waterproof concrete mortar at the joint between the outer side of the inspection well and the drainage pipeline;

step five: backfilling is carried out, so that the drainage pipeline is buried under the ground.

On the other hand, the application provides a construction equipment of inspection shaft and drainage pipe junction.

The application provides a construction equipment of inspection shaft and drainage pipe junction adopts following technical scheme:

a construction device for a joint of an inspection well and a drainage pipeline comprises a water absorption ring and an accommodating box, wherein the water absorption ring is fixedly connected with the drainage pipeline and can be attached to the inspection well;

the accommodating box is fixedly arranged on the inspection well and is fixedly connected with the drainage pipeline;

the water absorption ring is positioned in the containing box and can be attached to the containing box.

By adopting the technical scheme, in order to reduce the possibility of causing safety accidents, when the waterproof concrete mortar is abraded or displaced, rainwater permeates into a soil layer through the joint of the inspection well and the drainage pipeline, the rainwater can firstly contact the water absorption ring, the water absorption ring is made of water absorption expansion materials, and the water absorption ring can absorb the rainwater, so that the possibility of the rainwater entering the soil layer can be reduced; the effect of holding the box is utilized, can further reduce the possibility that the rainwater got into in the soil layer, and then can reach the purpose that reduces the possibility that causes the incident.

Preferably, a first air bag is installed in the accommodating box, the first air bag is abutted with the inner wall of the accommodating box, and the first air bag can be abutted with the water absorption ring;

the first air bag is fixedly connected with a display tube, the display tube penetrates through the side wall of the accommodating box, a part of the display tube is positioned above the ground, and the display tube is communicated with the first air bag;

a buoy is connected to the display tube in a sliding mode, and a plurality of vent holes are formed in one end, far away from the accommodating box, of the display tube.

By adopting the technical scheme, when the drainage pipeline is normally used, the first air bag is in a normal state; when waterproof concrete mortar produced wearing and tearing or displacement, the rainwater permeated in to the soil layer through the junction of inspection shaft and drainage pipe, it absorbs the rainwater inflation to inhale the ring, make first gasbag receive the extrusion and produce deformation, first gasbag extrusion air, make the buoy produce the displacement, the air in the display tube passes through during a plurality of air vents got into the air this moment, thereby can make the staff observe inspection shaft and drainage pipe department through the position of buoy and produce and leak, make the staff can in time take remedial measure, the rainwater erodees the soil layer has been reduced, cause the possibility of incident.

Preferably, a plurality of shielding plates are rotatably connected to the display tube, the plurality of shielding plates and the plurality of vent holes are arranged in a one-to-one correspondence manner, and the shielding plates can shield the vent holes;

the shielding plate is fixedly connected with a first torsion spring, and the first torsion spring is fixedly connected with the display tube.

By adopting the technical scheme, when the drainage pipeline is normally used, the shielding plate can shield the vent hole by utilizing the elastic action of the first torsion spring, so that the possibility that dust, sundries and the like in the external environment enter the display pipe to influence the buoy can be reduced; when waterproof concrete mortar produced wearing and tearing or displacement, first gasbag extrusion air for the buoy produced the displacement, and the air in the display tube promotes the shielding plate and rotates this moment, makes the air can get into in the air, thereby can not influence the removal of buoy, and the buoy of being convenient for produces the displacement.

Preferably, the inspection well further comprises a water baffle and a second torsion spring, wherein the water baffle is rotatably connected with the inner wall of the inspection well and can be attached to the inner wall of the inspection well;

the second torsion spring is fixedly connected with the water baffle, and the second torsion spring is fixedly connected with the inner wall of the inspection well;

and a fixing component for fixing the water baffle is arranged on the inspection well.

By adopting the technical scheme, when the drainage pipeline is normally used, the water baffle is fixed on the inspection well by utilizing the action of the fixing component, so that the inspection well is not shielded by the water baffle and the use of the inspection well and the drainage pipeline is not influenced, and the second torsion spring stores elastic potential energy; when the waterproof concrete mortar produces wearing and tearing or when the displacement, remove fixed subassembly's fixed action, under the elasticity effect of second torsional spring, the breakwater rotates to laminating mutually with the inner wall of inspection shaft for the breakwater can shelter from the inspection shaft, makes the rainwater be difficult to reach the junction of inspection shaft and drainage pipe, thereby can reduce the rainwater and follow the probability that the junction of inspection shaft and drainage pipe oozed, further reduces the possibility that produces the incident.

Preferably, the fixed assembly comprises a connecting block, a fixed block and a first spring, the connecting block is fixedly connected with the water baffle, a connecting groove is formed in the inspection well, and the connecting block is in inserted connection with the connecting groove;

a cavity is formed in the side wall of the inspection well, the fixing block is connected with the inner wall of the cavity in a sliding mode, a fixing groove is formed in the connecting block, and the fixing block is matched with the fixing groove in an inserted mode;

the fixing block is provided with an inclined plane, and the inclined plane of the fixing block is arranged from one end far away from the accommodating box to one end close to the accommodating box in an inclined downward mode;

one end of the first spring is fixedly connected with the fixed block, and the other end of the first spring is fixedly connected with the inner wall of the cavity;

and a driving assembly for driving the fixed block to move is arranged on the inspection well.

By adopting the technical scheme, when the drainage pipeline is normally used, the water baffle is firstly rotated towards the direction close to the inspection well, so that the connecting block enters the connecting groove, and in the process that the connecting block enters the connecting groove, the connecting block can push the fixing block to move by utilizing the inclined surface action of the fixing block, and at the moment, the first spring is compressed; when the connecting block moves to a position where the fixing block is opposite to the fixing groove, the fixing block is in inserted fit with the fixing groove under the action of the elastic force of the first spring, so that the water baffle can be fixed on the inspection well; when the waterproof concrete mortar produces wearing and tearing or when shifting, utilize drive assembly drive fixed block to break away from the fixed slot, under the elasticity effect of second torsional spring for the breakwater can rotate and laminate mutually with the inner wall of inspection shaft, reaches the purpose of sheltering from the inspection shaft.

Preferably, the driving assembly comprises a first gear, a first rack and a second rack, the first gear is rotatably connected with the inner wall of the cavity, and the first rack and the second rack are both connected with the inner wall of the cavity in a sliding manner;

the first rack is fixedly connected with the fixed block, and the first rack and the second rack are both meshed with the first gear;

the inspection well is provided with a pushing assembly used for pushing the second rack to move.

Through adopting above-mentioned technical scheme, when waterproof concrete mortar produced wearing and tearing or displacement, in order to drive the fixed block and remove, at first utilize the promotion subassembly to promote the second rack and remove, the first gear of second rack removal drive rotates, and the first rack of first gear rotation drive removes, and the first rack removes and drives the fixed block and remove and break away from the fixed slot to can reach the purpose that the drive fixed block removed.

Preferably, the pushing assembly comprises a second air bag and a communicating pipe, the inspection well is provided with a deformation cavity, and the second air bag can be attached to the inner wall of the deformation cavity;

the first airbag and the second airbag are both communicated with the communicating pipe, and both the first airbag and the second airbag are fixedly connected with the communicating pipe;

the second rack is fixedly connected with the second air bag, and the second rack is connected with the inner wall of the deformation cavity in a sliding mode.

Through adopting above-mentioned technical scheme, when waterproof concrete mortar produced wearing and tearing or displacement, in order to promote the removal of second rack, when the ring that absorbs water the inflation makes first gasbag receive the extrusion, on the one hand, first gasbag makes during the air admission display tube, on the other hand, first gasbag extrusion air gets into in the second gasbag through communicating pipe for second gasbag inflation deformation, second gasbag inflation deformation promotes the removal of second rack, thereby can reach the purpose that the drive second rack removed.

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

1. in order to reduce the possibility of causing safety accidents, when the waterproof concrete mortar is abraded or displaced, rainwater permeates into a soil layer through the joint of the inspection well and the drainage pipeline, the rainwater can firstly contact the water absorption ring, the water absorption ring is made of water absorption expansion materials, and the water absorption ring can absorb the rainwater, so that the possibility of the rainwater entering the soil layer can be reduced; the possibility that rainwater enters the soil layer can be further reduced by utilizing the effect of the accommodating box, and the aim of reducing the possibility of causing safety accidents can be further fulfilled;

2. when the drainage pipeline is normally used, the water baffle is fixed on the inspection well by utilizing the action of the fixing assembly, so that the inspection well is not shielded by the water baffle and the use of the inspection well and the drainage pipeline is not influenced, and at the moment, the second torsion spring stores elastic potential energy; when the waterproof concrete mortar is abraded or displaced, the fixing effect of the fixing component is released, and under the elastic action of the second torsion spring, the water baffle rotates to be attached to the inner wall of the inspection well, so that the inspection well can be shielded by the water baffle, rainwater is difficult to reach the joint of the inspection well and the drainage pipeline, the possibility of rainwater seeping from the joint of the inspection well and the drainage pipeline can be reduced, and the possibility of safety accidents is further reduced;

3. when the drainage pipeline is normally used, the water baffle is firstly rotated towards the direction close to the inspection well, so that the connecting block enters the connecting groove, and in the process that the connecting block enters the connecting groove, the connecting block can push the fixing block to move by utilizing the inclined surface action of the fixing block, and at the moment, the first spring is compressed; when the connecting block moves to a position where the fixing block is opposite to the fixing groove, the fixing block is in inserted fit with the fixing groove under the action of the elastic force of the first spring, so that the water baffle can be fixed on the inspection well; when the waterproof concrete mortar produces wearing and tearing or when shifting, utilize drive assembly drive fixed block to break away from the fixed slot, under the elasticity effect of second torsional spring for the breakwater can rotate and laminate mutually with the inner wall of inspection shaft, reaches the purpose of sheltering from the inspection shaft.

Drawings

FIG. 1 is a schematic overall structure diagram of a construction device at a joint of an inspection well and a drainage pipeline according to an embodiment of the application.

FIG. 2 is a cross-sectional view of the inspection well and the containment box in an embodiment of the application.

Fig. 3 is an enlarged view of a point a in fig. 2.

Fig. 4 is a sectional view of a display tube in an embodiment of the present application.

Fig. 5 is an enlarged view at B in fig. 4.

FIG. 6 is a cross-sectional view of the splash plate, inspection well, and containment box in an embodiment of the present application.

Fig. 7 is an enlarged view at C in fig. 6.

Description of the reference numerals:

1. an inspection well; 11. connecting grooves; 12. a cavity; 13. a deformation chamber; 2. a water drainage pipeline; 21. mounting a sheet; 22. a bolt; 3. a water absorption ring; 4. accommodating the box; 5. a first air bag; 51. a display tube; 52. a float; 53. a vent hole; 54. a shielding plate; 55. a first torsion spring; 6. a water baffle; 61. a second torsion spring; 7. a fixing component; 71. connecting blocks; 72. a fixed block; 73. a first spring; 74. fixing grooves; 8. a drive assembly; 81. a first gear; 82. a first rack; 83. a second rack; 9. a pushing assembly; 91. a second air bag; 92. a communication pipe is provided.

Detailed Description

The present application is described in further detail below with reference to figures 1-7.

The embodiment of the application discloses a construction method for a joint of an inspection well and a drainage pipeline. The construction method of the joint of the inspection well and the drainage pipeline comprises the following steps:

the method comprises the following steps: excavating a construction site where a sewer pipe inspection shaft 1 needs to be installed, and installing the inspection shaft 1 into a soil layer of the construction site;

step two: the drainage pipeline 2 penetrates through the side wall of the inspection well 1, a mounting piece 21 is fixedly connected to the drainage pipeline 2, the mounting piece 21 is fixed to the inner wall of the inspection well 1 through eight bolts 22, and the inspection well 1 is communicated with the drainage pipeline 2;

step three: installing a construction device at the joint of the inspection well and the drainage pipeline at the joint of the inspection well 1 and the drainage pipeline 2;

step four: painting waterproof concrete mortar at the joint of the inner side of the inspection well 1 and the drainage pipeline 2, and painting waterproof concrete mortar at the joint of the outer side of the inspection well 1 and the drainage pipeline 2;

step five: backfilling is performed so that the drainage pipeline 2 is buried under the ground.

The embodiment of the application discloses construction equipment at inspection shaft and drainage pipe junction. Referring to fig. 1, 2 and 3, the construction device at the joint of the inspection well and the drainage pipeline comprises a water absorption ring 3 and an accommodating box 4, wherein the water absorption ring 3 is fixedly connected with the drainage pipeline 2, and the water absorption ring 3 can be attached to the outer wall of the inspection well 1; the accommodating box 4 is fixedly arranged on the outer wall of the inspection well 1, and the accommodating box 4 is fixedly connected with the drainage pipeline 2; the ring 3 that absorbs water sets up inside holding box 4, and the one side that the inspection shaft 1 was kept away from to the ring 3 that absorbs water can be laminated with the inner wall that holds box 4 mutually.

When the waterproof concrete mortar is abraded or displaced, rainwater permeates into a soil layer through the joint of the inspection well 1 and the drainage pipeline 2, the rainwater can firstly contact the water absorption ring 3, the water absorption ring 3 is made of a water absorption expansion material, and the water absorption ring 3 can absorb the rainwater, so that the possibility of the rainwater entering the soil layer can be reduced; by utilizing the function of the accommodating box 4, the possibility of rainwater entering the soil layer can be further reduced, and the aim of reducing the possibility of causing safety accidents can be further fulfilled.

As shown in fig. 3, 4 and 5, a first air bag 5 is installed in the containing box 4, the first air bag 5 is abutted with the inner wall of the containing box 4, and the first air bag 5 can be abutted with the water absorption ring 3; the first air bag 5 is fixedly connected with a display tube 51, the display tube 51 is arranged in an L shape, the display tube 51 penetrates through the side wall of the accommodating box 4, a part of the display tube 51 is positioned above the ground, and the display tube 51 is communicated with the first air bag 5; a float 52 is slidably connected to the display tube 51, and the float 52 can be attached to the inner wall of the display tube 51; seven vent holes 53 are opened at one end of the display tube 51 away from the accommodating case 4.

When the drainage pipeline 2 is in normal use, the buoy 52 is located at a fixed position of the display pipe 51; when waterproof concrete mortar produced wearing and tearing or displacement, the ring 3 that absorbs water absorbs the rainwater inflation, make first air pocket 5 receive the extrusion and produce deformation, first air pocket 5 extrusion air, promote buoy 52 and produce the displacement, the air in the display tube 51 gets into in the air through a plurality of air vents 53 this moment, thereby can make the staff observe inspection shaft 1 and drainage pipe 2 department through buoy 52's position and leak, make the staff can in time take remedial measure, the rainwater scour soil layer has been reduced, cause the possibility of incident.

As shown in fig. 4 and 5, one end of the display tube 51 far away from the accommodating box 4 is rotatably connected with seven shielding plates 54, the seven shielding plates 54 are arranged corresponding to the seven vent holes 53 one by one, and the shielding plates 54 can shield the vent holes 53; each shielding plate 54 is fixedly connected with a first torsion spring 55, and the first torsion spring 55 is fixedly connected with the display tube 51.

When the drainage pipeline 2 is in normal use, the shielding plate 54 can shield the vent hole 53 by utilizing the elastic force of the first torsion spring 55, so that the possibility that dust, impurities and the like in the external environment enter the display pipe 51 to influence the buoy 52 can be reduced; when the waterproof concrete mortar is worn or displaced, the first air bag 5 extrudes air, so that the buoy 52 is displaced, and at the moment, the air in the display tube 51 pushes the shielding plate 54 to rotate, so that the air can enter the air, the movement of the buoy 52 can not be influenced, and the displacement of the buoy 52 is facilitated.

As shown in fig. 2 and 6, the construction device at the joint of the inspection well and the drainage pipeline further comprises a water baffle 6 and a second torsion spring 61, wherein the water baffle 6 is rotatably connected with the inner wall of the inspection well 1, and the water baffle 6 can be attached to the inner wall of the inspection well 1 to shield the inspection well 1; second torsional spring 61 and breakwater 6 fixed connection, and the one end that second torsional spring 61 and inspection shaft 1's inner wall fixed connection li breakwater 6 kept away from second torsional spring 61 is the arcuation setting to can be convenient for breakwater 6 rotates and laminate mutually with inspection shaft 1 inner wall.

When the drainage pipeline 2 is normally used, one surface of the water baffle 6 close to the display pipe 51 is attached to the inspection well 1, so that the inspection well 1 is not shielded by the water baffle 6, the use of the inspection well 1 and the drainage pipeline 2 is not influenced, and the second torsion spring 61 stores elastic potential energy; when the waterproof concrete mortar produces wearing and tearing or when shifting for breakwater 6 rotates, under the elasticity effect of second torsional spring 61, breakwater 6 rotates to laminating mutually with the inner wall of inspection shaft 1, makes breakwater 6 can shelter from inspection shaft 1, and the rainwater is difficult to reach the junction of inspection shaft 1 and drainage pipe 2, thereby can reduce the possibility that a large amount of rainwater oozes from the junction of inspection shaft 1 and drainage pipe 2, further reduces the possibility that produces the incident.

As shown in fig. 3 and 7, the inspection well 1 is provided with a fixing assembly 7, the fixing assembly 7 comprises a connecting block 71, a fixing block 72 and a first spring 73, the connecting block 71 is fixedly connected with the water baffle 6, a connecting groove 11 is formed in the side wall of the inspection well 1, and the connecting block 71 is in inserting fit with the connecting groove 11; a cavity 12 is formed in the side wall of the inspection well 1, and the cavity 12 is communicated with the connecting groove 11; the fixing block 72 is connected with the inner wall of the cavity 12 in a sliding mode, a fixing groove 74 is formed in the connecting block 71, and the fixing block 72 is matched with the fixing groove 74 in an inserting mode; the fixing block 72 is provided with an inclined surface, and the inclined surface of the fixing block 72 is arranged from one end far away from the accommodating box 4 to one end close to the accommodating box 4 in an inclined and downward manner; the one end that sets up the inclined plane on the fixed block 72 is the fillet setting, the one end and the fixed block 72 fixed connection of first spring 73, the other end and the inner wall fixed connection of cavity 12 of first spring 73.

When the drainage pipeline 2 is normally used, firstly, the water baffle 6 is rotated towards the direction close to the inspection well 1, so that the connecting block 71 enters the connecting groove 11, and in the process that the connecting block 71 enters the connecting groove 11, the connecting block 71 can push the fixing block 72 to move by using the inclined surface effect of the fixing block 72, and at the moment, the first spring 73 is compressed; because the inclined plane at one end of the fixing block 72 is set to be a round angle, the rigid contact between the fixing block 72 and the connecting block 71 can be reduced, and the possibility that the fixing block 72 and the connecting block 71 are damaged is reduced; when the connecting block 71 moves to a position where the fixing block 72 faces the fixing groove 74, the fixing block 72 is in inserted fit with the fixing groove 74 under the elastic force of the first spring 73, so that the water baffle 6 can be fixed on the inspection well 1.

As shown in fig. 3 and 7, a driving assembly 8 is arranged on the inspection well 1, the driving assembly 8 includes a first gear 81, a first rack 82 and a second rack 83, the first gear 81 is rotatably connected with the inner wall of the cavity 12, and both the first rack 82 and the second rack 83 are slidably connected with the inner wall of the cavity 12; the first rack 82 is fixedly connected with the fixed block 72, and the first rack 82 and the second rack 83 are both meshed with the first gear 81.

When the waterproof concrete mortar produces wearing and tearing or displacement, at first promote the second rack 83 and remove, the first gear 81 of second rack 83 removal drive rotates, and first gear 81 rotates the first rack 82 of drive and removes, and first rack 82 removes and drives fixed block 72 and remove and break away from fixed slot 74 for under the elastic force effect of second torsional spring 61, make breakwater 6 can rotate and laminate mutually with the inner wall of inspection shaft 1, reach the purpose of sheltering from inspection shaft 1.

As shown in fig. 7, the inspection well 1 is provided with a pushing assembly 9, the pushing assembly 9 comprises a second air bag 91 and a communicating pipe 92, a deformation chamber 13 is formed in the side wall of the inspection well 1, the deformation chamber 13 is communicated with the cavity 12, a second rack 83 penetrates through the side wall of the deformation chamber 13, and the second rack 83 is connected with the inner wall of the deformation chamber 13 in a sliding manner; the second air bag 91 is arranged in the deformation cavity 13, and the second air bag 91 can be attached to the inner wall of the deformation cavity 13; the communicating pipe 92 penetrates through the inner wall of the deformation chamber 13, the first airbag 5 and the second airbag 91 are both communicated with the communicating pipe 92, and the first airbag 5 and the second airbag 91 are both fixedly connected with the communicating pipe 92.

When waterproof concrete mortar produced wearing and tearing or displacement, the ring 3 that absorbs water the inflation and makes first gasbag 5 receive the extrusion, and on the one hand, first gasbag 5 makes during air admission display tube 51, and on the other hand, first gasbag 5 extrusion air passes through communicating pipe 92 and gets into in second gasbag 91 for second gasbag 91 inflation deformation, second gasbag 91 inflation deformation promote the removal of second rack 83, thereby can reach the purpose that drives the removal of second rack 83.

The application embodiment of the utility model provides a construction equipment's of inspection shaft and drainage pipe junction implementation principle does: when the waterproof concrete mortar is abraded or displaced, rainwater permeates into a soil layer through the joint of the inspection well 1 and the drainage pipeline 2, the rainwater can firstly contact the water absorption ring 3, the water absorption ring 3 is made of a water absorption expansion material, and the water absorption ring 3 can absorb the rainwater, so that the possibility of the rainwater entering the soil layer can be reduced; by utilizing the effect of the accommodating box 4, the possibility of rainwater entering the soil layer can be further reduced, and the aim of reducing the possibility of causing safety accidents can be further fulfilled; the ring 3 that absorbs water absorbs the rainwater inflation for first gasbag 5 receives the extrusion and produces deformation, first gasbag 5 extrusion air promotes buoy 52 and produces the displacement, and the air in display tube 51 gets into in the air through a plurality of air vents 53 this moment, thereby can make the staff observe inspection shaft 1 and drainage pipe 2 department through buoy 52's position and produce and leak, make the staff can in time take remedial measure, reduced the rainwater erode soil layer, cause the possibility of incident.

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. A construction method for a joint of an inspection well and a drainage pipeline is characterized by comprising the following steps: the method comprises the following steps:

the method comprises the following steps: excavating a construction site where a sewer pipeline inspection well (1) needs to be installed, and installing the inspection well (1) into a soil layer of the construction site;

step two: the drainage pipeline (2) penetrates through the side wall of the inspection well (1), and the drainage pipeline (2) is fixed on the inspection well (1) through bolts (22), so that the inspection well (1) is communicated with the drainage pipeline (2);

step three: a construction device at the joint of the inspection well (1) and the drainage pipeline (2) is arranged at the joint of the inspection well (1) and the drainage pipeline (2);

step four: painting waterproof concrete mortar at the joint of the inner side of the inspection well (1) and the drainage pipeline (2), and painting waterproof concrete mortar at the joint of the outer side of the inspection well (1) and the drainage pipeline (2);

step five: backfilling is carried out so that the drainage pipeline (2) is buried under the ground.

2. A construction device for a joint of an inspection well and a drainage pipeline, which is the construction method for the joint of the inspection well and the drainage pipeline according to claim 1, is characterized in that: the inspection well comprises a water absorption ring (3) and an accommodating box (4), wherein the water absorption ring (3) is fixedly connected with the drainage pipeline (2), and the water absorption ring (3) can be attached to the inspection well (1);

the accommodating box (4) is fixedly arranged on the inspection well (1), and the accommodating box (4) is fixedly connected with the drainage pipeline (2);

the water absorbing ring (3) is located in the accommodating box (4), and the water absorbing ring (3) can be attached to the accommodating box (4).

3. The construction device for the joint of the inspection well and the drainage pipeline as claimed in claim 2, wherein: a first air bag (5) is installed in the accommodating box (4), the first air bag (5) is abutted with the inner wall of the accommodating box (4), and the first air bag (5) can be abutted with the water absorbing ring (3);

a display tube (51) is fixedly connected to the first air bag (5), the display tube (51) penetrates through the side wall of the accommodating box (4), a part of the display tube (51) is located above the ground, and the display tube (51) is communicated with the first air bag (5);

a buoy (52) is connected in the display tube (51) in a sliding mode, and a plurality of vent holes (53) are formed in one end, far away from the accommodating box (4), of the display tube (51).

4. The construction device for the joint of the inspection well and the drainage pipeline as claimed in claim 3, wherein: a plurality of shielding plates (54) are rotatably connected to the display tube (51), the shielding plates (54) are arranged in one-to-one correspondence with the vent holes (53), and the shielding plates (54) can shield the vent holes (53);

the shielding plate (54) is fixedly connected with a first torsion spring (55), and the first torsion spring (55) is fixedly connected with the display tube (51).

5. The construction device for the joint of the inspection well and the drainage pipeline as claimed in claim 2, wherein: the inspection well further comprises a water baffle (6) and a second torsion spring (61), wherein the water baffle (6) is rotationally connected with the inner wall of the inspection well (1), and the water baffle (6) can be attached to the inner wall of the inspection well (1);

the second torsion spring (61) is fixedly connected with the water baffle (6), and the second torsion spring (61) is fixedly connected with the inner wall of the inspection well (1);

and a fixing component (7) for fixing the water baffle (6) is arranged on the inspection well (1).

6. The construction device for the joint of the inspection well and the drainage pipeline as claimed in claim 5, wherein: the fixed assembly (7) comprises a connecting block (71), a fixed block (72) and a first spring (73), the connecting block (71) is fixedly connected with the water baffle (6), a connecting groove (11) is formed in the inspection well (1), and the connecting block (71) is in inserting fit with the connecting groove (11);

a cavity (12) is formed in the side wall of the inspection well (1), the fixing block (72) is connected with the inner wall of the cavity (12) in a sliding mode, a fixing groove (74) is formed in the connecting block (71), and the fixing block (72) is matched with the fixing groove (74) in an inserting mode;

the fixing block (72) is provided with an inclined surface, and the inclined surface of the fixing block (72) is arranged downwards from one end far away from the accommodating box (4) to one end close to the accommodating box (4);

one end of the first spring (73) is fixedly connected with the fixed block (72), and the other end of the first spring (73) is fixedly connected with the inner wall of the cavity (12);

the inspection well (1) is provided with a driving assembly (8) for driving the fixed block (72) to move.

7. The construction device for the joint of the inspection well and the drainage pipeline as claimed in claim 6, wherein: the driving assembly (8) comprises a first gear (81), a first rack (82) and a second rack (83), the first gear (81) is rotatably connected with the inner wall of the cavity (12), and the first rack (82) and the second rack (83) are both in sliding connection with the inner wall of the cavity (12);

the first rack (82) is fixedly connected with the fixed block (72), and the first rack (82) and the second rack (83) are both meshed with the first gear (81);

the inspection well (1) is provided with a pushing assembly (9) used for pushing the second rack (83) to move.

8. A construction equipment for the junction of inspection well and drainage pipeline according to claim 3 or 7, characterized in that: the pushing assembly (9) comprises a second air bag (91) and a communicating pipe (92), a deformation cavity (13) is formed in the inspection well (1), and the second air bag (91) can be attached to the inner wall of the deformation cavity (13);

the first air bag (5) and the second air bag (91) are both communicated with the communicating pipe (92), and the first air bag (5) and the second air bag (91) are both fixedly connected with the communicating pipe (92);

the second rack (83) is fixedly connected with the second air bag (91), and the second rack (83) is connected with the inner wall of the deformation cavity (13) in a sliding mode.