CN216007186U

CN216007186U - Sealing structure for sewage pipeline connection

Info

Publication number: CN216007186U
Application number: CN202122069873.6U
Authority: CN
Inventors: 田关键; 梅柯; 韩涛
Original assignee: Chongqing Xinzhou Construction Engineering Co ltd
Current assignee: Chongqing Xinzhou Construction Engineering Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-03-11
Anticipated expiration: 2031-08-30

Abstract

The utility model relates to a seal structure for sewer line connection, it includes a plurality of sewage pipes of arranging along the axial and sets up the inspection shaft on ground, adjacent two the sewage pipe is coaxial to be cup jointed each other, and is located and wears to locate the inspection shaft along the sewage pipe of a plurality of sewage pipe direction of arranging one end wherein, adjacent two the connecting portion of sewage pipe are provided with first sealing washer, the sewage pipe that the diameter is less is located to first sealing washer cover, and the outside protruding shaping of the sewage pipe inner wall that the diameter is great in two adjacent sewage pipes is equipped with the draw-in groove, the draw-in groove sets up along sewage pipe circumferential extension, first sealing washer card is located in the draw-in groove, wears to locate the sewage pipe cover of inspection shaft is equipped with the second sealing washer, the second sealing washer inlays and locates the inspection shaft lateral wall. This application can improve the sealed effect of two adjacent sewage pipe connecting portion.

Description

Sealing structure for sewage pipeline connection

Technical Field

The application relates to the field of sewer lines, in particular to a sealing structure for connecting a sewer line.

Background

The sewage pipeline system is composed of pipelines for collecting and conveying urban sewage, and when the sewage pipeline is installed, a plurality of sewage pipe units are connected with each other to form a pipe network, so that sewage can flow into the main pipe through the branch pipe, then flows into the main pipe and finally flows into a place for treating sewage. Simultaneously, in order to facilitate the maintenance work of sewage pipes, an inspection well is arranged on the ground, and the sewage pipe is communicated with the interior of the inspection well.

However, in the use process of the sewage pipeline system, sewage leakage is easily generated at the connecting part of two adjacent sewage pipes along with the time, thereby causing pollution to the soil around the pipelines. Therefore, the sealing effect of the adjacent two sewage pipe connections is to be further improved.

SUMMERY OF THE UTILITY MODEL

In order to improve the sealed effect of connecting portion between two adjacent sewer pipes, this application provides a seal structure for sewer line connects.

The application provides a seal structure for sewer line connects adopts following technical scheme:

the utility model provides a seal structure for sewer line connection, includes a plurality of sewage pipes of arranging along the axial and sets up the inspection shaft on ground, adjacent two the sewage pipe is coaxial to be cup jointed each other, and is located and wears to locate the inspection shaft along the sewage pipe of a plurality of sewage pipe direction of arranging one end wherein, adjacent two the connecting portion of sewage pipe are provided with first sealing washer, the sewage pipe that the diameter is less is located to first sealing washer cover, and the outside protruding shaping of the sewage pipe inner wall that the diameter is great in two adjacent sewage pipes has the draw-in groove, the draw-in groove sets up along sewage pipe circumference extension, first sealing washer card is located in the draw-in groove, wears to locate the sewage pipe cover of inspection shaft is equipped with the second sealing washer, the second sealing washer inlays and locates the inspection shaft lateral wall.

Through adopting above-mentioned technical scheme, first sealing washer is sealed to the connecting portion of two adjacent sewage pipes, and the second sealing washer can reduce the possibility that sewage leaks from the gap between sewage pipe and the inspection shaft lateral wall simultaneously to improve the sealed effect of the connecting portion of two adjacent sewage pipes.

Optionally, a sand cushion is laid at the lower end of the sewage pipe.

Through adopting above-mentioned technical scheme, the sand cushion can increase the ability that sewage pipe lower extreme ground bore load to make the sewage pipe comparatively stable when installation and use, thereby increase the stability of two adjacent sewage pipe connecting portion structures.

Optionally, coarse sand ramming layers are laid on two sides of the sewage pipe.

Through adopting above-mentioned technical scheme, coarse sand tamped layer can reduce the sewage pipe and receive external force when extrudeing, the impaired degree of sewage pipe.

Optionally, a sealing gasket ring is clamped on the inner wall of the sewage pipe with the larger diameter in the two adjacent sewage pipes, and the end of the sewage pipe with the smaller diameter in the two adjacent sewage pipes is coaxially abutted against the sealing gasket ring.

Through adopting above-mentioned technical scheme, the sealed backing ring can further increase the sealed effect of connecting portion between two adjacent sewage pipes.

Optionally, adjacent two the connecting portion of sewage pipe is provided with coupling assembling, and coupling assembling includes that first go-between, second go-between, a plurality of connecting bolt and cover are established and threaded connection in connecting bolt's connection screwed pipe, first go-between and second go-between are respectively the one-to-one cover establish and fixed connection in adjacent two sewage pipes, first go-between and second go-between are worn to locate simultaneously to connecting bolt, and first go-between and second go-between are by the centre gripping between connecting bolt's spiral shell head and connection screwed pipe simultaneously.

Through adopting above-mentioned technical scheme, rotate and connect the screwed pipe and order about first go-between and second go-between and slide towards the end in opposite directions to draw two adjacent sewage pipes and slide towards the end in opposite directions, and then make the tip of the sewage pipe that the diameter is less can inseparable butt in the sealing gasket ring, thereby increase the sealed effect of connecting portion between two adjacent sewage pipes.

Optionally, inside the first connecting ring of coupling bolt's spiral shell head embedding, the second go-between is provided with and is arranged in a plurality of connection solenoid pivoted control assembly of the same coupling assembling of simultaneous control, control assembly includes interior ring gear and a plurality of and interior ring gear engaged with drive ring gear, it is prismatic structure, a plurality of to connect the solenoid outer wall a plurality of connection solenoids are located to the coaxial cover of drive ring gear one-to-one respectively, interior ring gear rotates and connects in the second go-between.

Through adopting above-mentioned technical scheme, rotate the interior ring gear, will drive a plurality of transmission ring gears simultaneously and rotate to drive a plurality of connection screwed pipes and rotate, thereby can fasten a plurality of connecting bolt simultaneously, and then reduce the sewage pipe and produce the uneven possibility of atress, reduce the sewage pipe and take place the possibility of deformation.

Optionally, the transmission gear ring is provided with a support tube, the support tube is fixedly connected to the second connection ring, the support tube coaxially penetrates through the inside of the transmission gear ring from the end face of the transmission gear ring, the support tube and the transmission gear ring are connected in a sliding manner, and the transmission gear ring is further rotatably connected to the support tube.

By adopting the technical scheme, the supporting tube can support the transmission toothed ring, the possibility of swinging of the transmission toothed ring during rotation is reduced, and the transmission toothed ring can firstly slide along the supporting tube before a plurality of connecting bolts are fastened simultaneously, so that the transmission toothed ring is separated from the inner toothed ring; the connecting screw pipe is rotated afterwards, and when the connecting screw pipe rotates to the position corresponding to the rest connecting screw pipes, the transmission gear ring slides again, so that the transmission gear ring and the inner gear ring are meshed again, and then a plurality of connecting bolts are fastened conveniently.

Optionally, the transmission gear ring is provided with a traction spring for drawing the transmission gear ring to slide towards the second connection ring.

Through adopting above-mentioned technical scheme, traction spring can pull the transmission ring gear and slide towards the second go-between to order about transmission ring gear butt in the stay tube, thereby reduce at fastening connection bolt's in-process, the possibility that the transmission ring gear breaks away from interior ring gear, and then stability when increasing the fastening of connecting bolt.

Optionally, the supporting tube is coaxially sleeved and rotatably connected with a swivel, the swivel is clamped and rotatably connected to the second connecting ring, the supporting tube is coaxially sleeved with the traction spring, and two ends of the traction spring are fixedly connected to the swivel and the transmission gear ring respectively.

Through adopting above-mentioned technical scheme, the swivel can make traction spring and drive ring gear synchronous revolution to reduce traction spring and take place the torsional possibility of self, and then reduce traction spring and take place the possibility of damaging.

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

the first sealing ring seals the connecting part of the two adjacent sewage pipes, and the second sealing ring can reduce the possibility of sewage leakage from a gap between the sewage pipe and the side wall of the inspection well, so that the sealing effect of the connecting part of the two adjacent sewage pipes is improved;

the coupling assembling that sets up rotates and connects the screwed pipe and orders about first go-between and second go-between and slides towards the end in opposite directions to pull two adjacent sewage pipes and slide towards the end in opposite directions, and then make the tip of the sewage pipe that the diameter is less can inseparable butt in the sealing gasket ring, thereby increase the sealed effect of connecting portion between two adjacent sewage pipes.

Drawings

FIG. 1 is a partial sectional structural view of embodiment 1 of the present application;

FIG. 2 is a partial sectional view of a sewage pipe according to embodiment 2 of the present application;

fig. 3 is a schematic view of a partial explosion structure of the connecting component of the embodiment 2 of the application;

FIG. 4 is an enlarged schematic view of portion A of FIG. 2;

fig. 5 is an enlarged schematic view of a portion B of fig. 3.

Description of reference numerals: 1. a sewage pipe; 11. a first seal ring; 12. a card slot; 13. a second seal ring; 14. a sealing gasket ring; 15. a sealing groove; 2. an inspection well; 21. a sealing layer; 3. a sand cushion layer; 4. a coarse sand ramming layer; 5. a connecting assembly; 51. a first connecting ring; 511. a countersunk groove; 52. a second connection ring; 53. a connecting bolt; 54. connecting a solenoid; 6. a control component; 61. an inner gear ring; 62. a transmission gear ring; 621. clamping the connecting pipe; 63. supporting a tube; 64. a traction spring; 641. and (7) rotating the ring.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses seal structure for sewage pipe connection.

Example 1:

referring to fig. 1, the sealing structure for sewer piping connection includes an inspection shaft 2 opened on the ground and a plurality of sewer pipes 1 provided under the ground. The plurality of sewage pipes 1 are distributed along the axial direction, the connecting parts of the two adjacent sewage pipes 1 are sleeved, and the sewage pipe 1 at one end of the distribution direction of the plurality of sewage pipes 1 penetrates into the inspection well 2.

The connecting portion of two adjacent sewage pipes 1 is provided with first sealing washer 11, and sewage pipe 1 that the diameter is less is located to first sealing washer 11 cover. The inner wall of the sewage pipe 1 with the larger diameter in the two adjacent sewage pipes 1 protrudes and forms a clamping groove 12 towards the direction far away from the axial direction, the clamping groove 12 extends along the circumferential direction of the sewage pipe 1, and the first sealing ring 11 is clamped in the clamping groove 12.

The sewage pipe 1 penetrating the inspection well 2 is coaxially sleeved with a second sealing ring 13, the side wall of the inspection well 2 is coated with a sealing layer 21 made of concrete, the sealing layer 21 surrounds the outer wall of the sewage pipe 1, and the second sealing ring 13 is embedded inside the sealing layer 21.

The first sealing ring 11 seals the connecting part of two adjacent sewer pipes 1, so that the possibility of sewage leakage from the connecting part of two adjacent sewer pipes 1 is reduced, and the second sealing ring 13 and the sealing layer 21 can increase the sealing effect of the connecting part between the sewer pipes 1 and the side wall of the inspection well 2, so that the possibility of sewage leakage from the gap between the sewer pipes 1 and the side wall of the inspection well 2 is reduced.

The lower end of the sewage pipe 1 is paved with a sand cushion layer 3, and two sides of the sewage pipe 1 are paved with coarse sand ramming layers 4. The sand cushion 3 can increase the load bearing capacity of the foundation at the lower end of the sewage pipe 1, so that the sewage pipe 1 is relatively stable during installation and use, and the possibility of sedimentation of the sewage pipe 1 is reduced. The coarse sand ramming layer 4 can reduce the degree of damage of the sewage pipe 1 when the sewage pipe 1 is extruded by external force.

The implementation principle of the embodiment 1 is as follows: the first sealing ring 11 seals the connection part of two adjacent sewer pipes 1, and the second sealing ring 13 and the sealing layer 21 can reduce the possibility of sewage leakage from the gap between the sewer pipe 1 and the side wall of the inspection well 2, thereby improving the sealing effect of the connection part of two adjacent sewer pipes 1.

The sand cushion 3 can increase the ability that 1 lower extreme ground of sewer pipe bore load to make sewer pipe 1 comparatively stable when installation and use, coarse sand tamp layer 4 can reduce sewer pipe 1 when receiving external force extrusion, the impaired degree of sewer pipe 1, thereby increase the stability of two adjacent sewer pipe 1 connecting portion structures.

Example 2:

referring to fig. 2, the present embodiment is different from embodiment 1 in that a sealing groove 15 is formed on an inner wall of a sewage pipe 1 with a larger diameter in two adjacent sewage pipes 1, the sealing groove 15 extends along a circumferential direction of the sewage pipe 1, and the sealing groove 15 is disposed toward an opening of the sewage pipe 1 with a smaller diameter in the two adjacent sewage pipes 1. The sealing gasket ring 14 is clamped in the sealing groove 15, the sealing gasket ring 14 extends along the circumferential direction of the sewage pipe 1, and the end part of the sewage pipe 1 with the smaller diameter in the two adjacent sewage pipes 1 abuts against the sealing gasket ring 14.

The gasket ring 14 can further increase the sealing effect of the connection between two adjacent sewage pipes 1.

Referring to fig. 2 and 3, the coupling assembly 5 is provided at the coupling portion between two adjacent sewage pipes 1, and the coupling assembly 5 includes a first coupling ring 51 and a second coupling ring 52, and the first coupling ring 51 and the second coupling ring 52 are respectively sleeved and fixedly coupled to the two adjacent sewage pipes 1 in a one-to-one correspondence. The coupling assembly 5 further includes a plurality of coupling bolts 53 and a plurality of coupling coils 54, and the coupling bolts 53 sequentially pass through the first coupling ring 51 and the second coupling ring 52 and are threadedly coupled to the coupling coils 54.

The rotation of the connecting screw 54 can drive the first connecting ring 51 and the second connecting ring 52 to slide towards opposite ends, so as to pull the two adjacent sewage pipes 1 to slide towards opposite ends, and further enable the end of the sewage pipe 1 with a smaller diameter to be tightly abutted against the gasket ring 14, thereby increasing the sealing effect of the connecting part between the two adjacent sewage pipes 1.

Referring to fig. 3 and 4, when fastening the fastening bolts 53 one by one, the possibility of deformation of the sewage pipe 1 due to uneven force applied to the sewage pipe 1 is reduced. The first connecting ring 51 is provided with a plurality of countersunk grooves 511, so that the screw heads of the connecting bolts 53 are embedded in the countersunk grooves 511, and the screw heads of the connecting bolts 53 are matched with the countersunk grooves 511 to limit the connecting bolts 53 to rotate relative to the first connecting ring 51.

The secondary connecting ring 52 is provided with a control assembly 6, the control assembly 6 comprising an inner toothed ring 61 and a plurality of transmission toothed rings 62 meshing with the inner toothed ring 61. The plurality of transmission gear rings 62 are respectively coaxially sleeved on the plurality of connecting screw pipes 54 in a one-to-one correspondence manner, the outer walls of the connecting screw pipes 54 are in a prism-shaped structure, and the inner gear ring 61 is coaxially and rotatably connected to the second connecting ring 52.

Rotate interior ring gear 61, will drive a plurality of transmission ring gears 62 simultaneously and rotate to drive a plurality of connection screwed pipes 54 and rotate, thereby can fasten a plurality of connecting bolt 53 simultaneously, and then reduce sewage pipe 1 and produce the uneven possibility of atress, reduce sewage pipe 1 and take place the possibility of deformation.

Referring to fig. 5, the driving ring gear 62 is provided with a support pipe 63, and the support pipe 63 is fixedly coupled to the second coupling ring 52. One end of the transmission gear ring 62 facing the second connecting ring 52 is coaxially and fixedly connected with a clamping pipe 621, the supporting pipe 63 coaxially penetrates through the clamping pipe 621 from the end surface of the clamping pipe 621, the clamping pipe 621 is rotatably connected to the supporting pipe 63, and the two are connected in a sliding manner.

Before a plurality of connecting bolts 53 are required to be fastened simultaneously, the transmission toothed ring 62 can slide along the supporting pipe 63, so that the transmission toothed ring 62 is separated from the inner toothed ring 61; subsequently, the union screw 54 is rotated, and when the union screw 54 is rotated to a position corresponding to the remaining union screws 54, the driving ring gear 62 is slid again, so that the driving ring gear 62 is engaged with the inner ring gear 61 again, thereby facilitating fastening of the plurality of union bolts 53.

Referring to fig. 5, the driving gear ring 62 is further provided with a pulling spring 64, and the pulling spring 64 is coaxially sleeved on the supporting tube 63. The supporting tube 63 is coaxially sleeved and rotatably connected with a rotating ring 641, and the rotating ring 641 is clamped and rotatably connected to an end surface of the second connecting ring 52 away from the first connecting ring 51. The two ends of the pulling spring 64 are respectively fixed to the rotating ring 641 and the transmission gear ring 62.

The traction spring 64 can pull the transmission gear ring 62 to slide towards the second connecting ring 52, so as to drive the transmission gear ring 62 to abut against the supporting pipe 63, thereby reducing the possibility that the transmission gear ring 62 is separated from the inner gear ring 61 in the process of fastening the connecting bolt 53, and further increasing the stability when the connecting bolt 53 is fastened. Meanwhile, the rotating ring 641 enables the traction spring 64 to rotate synchronously with the transmission gear ring 62, thereby reducing the possibility of self-torsion of the traction spring 64 and further reducing the possibility of damage to the traction spring 64.

The implementation principle of the embodiment 2 is as follows: before a plurality of connecting bolts 53 are required to be fastened simultaneously, the transmission toothed ring 62 slides along the supporting pipe 63, so that the transmission toothed ring 62 is separated from the inner toothed ring 61; the union screw 54 is then rotated, and when the union screw 54 is rotated to a position corresponding to the remaining union screw 54, the transmission toothed ring 62 is slid again, so that the transmission toothed ring 62 and the inner toothed ring 61 are again engaged.

Rotating the inner ring gear 61 will simultaneously drive the plurality of driving rings 62 to rotate and drive the plurality of connecting solenoids 54 to rotate. Thereby simultaneously fastening the plurality of coupling bolts 53 and driving the first and second coupling rings 51 and 52 to be slid toward the opposite ends. And then two adjacent sewage pipes 1 are drawn to slide towards opposite ends, so that the end part of the sewage pipe 1 with smaller diameter can be tightly abutted against the sealing gasket ring 14, and the sealing effect of the connecting part between the two adjacent sewage pipes 1 is improved.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a sewage pipe connects and uses seal structure, includes a plurality of sewer pipes (1) of arranging along the axial and sets up inspection shaft (2) on ground, its characterized in that: adjacent two sewage pipe (1) coaxial cup joints each other, and is located and wears to locate inspection shaft (2) along sewage pipe (1) of a plurality of sewage pipe (1) direction of arranging wherein one end, adjacent two the connecting portion of sewage pipe (1) is provided with first sealing washer (11), the sewage pipe (1) that the diameter is less is located to first sealing washer (11) cover, and the outside protruding shaping of sewage pipe (1) inner wall that the diameter is great in two adjacent sewage pipes (1) has draw-in groove (12), draw-in groove (12) are followed sewage pipe (1) circumference and are extended the setting, in draw-in groove (12) are located to first sealing washer (11) card, wear to locate the sewage pipe (1) cover of inspection shaft (2) is equipped with second sealing washer (13), second sealing washer (13) inlay and locate inspection shaft (2) lateral wall.

2. The sealing structure for sewer pipe connection according to claim 1, wherein: and a sand cushion (3) is laid at the lower end of the sewage pipe (1).

3. The sealing structure for sewer pipe connection according to claim 1, wherein: and coarse sand ramming layers (4) are laid on two sides of the sewage pipe (1).

4. The sealing structure for sewer pipe connection according to claim 1, wherein: the inner wall of the sewage pipe (1) with the larger diameter in the two adjacent sewage pipes (1) is clamped with a sealing gasket ring (14), and the end part of the sewage pipe (1) with the smaller diameter in the two adjacent sewage pipes (1) is coaxially abutted against the sealing gasket ring (14).

5. The sealing structure for sewer pipe connection according to claim 4, wherein: adjacent two the connecting portion of sewage pipe (1) is provided with coupling assembling (5), and coupling assembling (5) are established and threaded connection in connecting bolt (53) connection screwed pipe (54) including first go-between (51), second go-between (52), a plurality of connecting bolt (53) and cover, first go-between (51) and second go-between (52) one-to-one respectively establish and fixed connection in adjacent two sewage pipes (1), first go-between (51) and second go-between (52) are worn to locate simultaneously in connecting bolt (53), and first go-between (51) and second go-between (52) are by the centre gripping between the spiral shell of connecting bolt (53) and connection screwed pipe (54) simultaneously.

6. The sealing structure for sewer pipe connection according to claim 5, characterized in that: the spiral shell head embedding of connecting bolt (53) is inside first go-between (51), second go-between (52) are provided with and are arranged in the same coupling assembling (5) of simultaneous control a plurality of connection solenoid (54) pivoted control assembly (6), control assembly (6) include interior ring gear (61) and a plurality of with interior ring gear (61) engaged with drive ring gear (62), it is prism column structure, a plurality of to connect solenoid (54) outer wall a plurality of drive ring gear (62) correspond coaxial cover respectively one-to-one and locate a plurality of connection solenoid (54), interior ring gear (61) rotate to be connected in second go-between (52).

7. The sealing structure for sewer pipe connection according to claim 6, wherein: the transmission gear ring (62) is provided with a support pipe (63), the support pipe (63) is fixedly connected to the second connecting ring (52), the support pipe (63) coaxially penetrates through the transmission gear ring (62) from the end face of the transmission gear ring (62) and is connected with the transmission gear ring (62) in a sliding mode, and the transmission gear ring (62) is further rotatably connected to the support pipe (63).

8. The sealing structure for sewer pipe connection according to claim 7, wherein: the transmission gear ring (62) is provided with a traction spring (64) for drawing the transmission gear ring (62) to slide towards the second connecting ring (52).

9. The sealing structure for sewer pipe connection according to claim 8, wherein: the supporting tube (63) is coaxially sleeved and rotatably connected with a rotating ring (641), the rotating ring (641) is clamped and rotatably connected with the second connecting ring (52), the supporting tube (63) is coaxially sleeved with the traction spring (64), and two ends of the traction spring (64) are fixedly connected with the rotating ring (641) and the transmission gear ring (62) respectively.