CN110965624A

CN110965624A - Connect firm inseparable municipal drainage pipe

Info

Publication number: CN110965624A
Application number: CN201911338707.2A
Authority: CN
Inventors: 徐秀江; 房家俊; 林水明; 叶映娜
Original assignee: Guangdong Zhuoxiu Construction Co ltd
Current assignee: Guangdong Zhuoxiu Construction Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-04-07
Anticipated expiration: 2039-12-23
Also published as: CN110965624B

Abstract

The invention relates to a municipal drainage pipe with firm and tight connection, belonging to the technical field of municipal drainage construction and comprising: the outer pipe body is positioned on the outer wall of the municipal drainage pipe; the inner pipe body is arranged in the outer pipe body and is attached to the outer pipe body; the connecting assembly is arranged in the inner pipe body and is used for connecting two rows of water pipes; the rotary scraping assembly is arranged at the inner wall of the inner pipe body; the clamping component is annularly arranged on the outer wall of the outer pipe body and used for clamping the drain pipe; and the supporting component is arranged at the bottom of the outer pipe body and used for supporting the laying of the drainage pipe. The invention aims to provide a municipal drainage pipe which is firmly and tightly connected, a plurality of drainage pipes can be tightly connected, and water leakage in the drainage pipes is effectively avoided.

Description

Connect firm inseparable municipal drainage pipe

Technical Field

The invention relates to the technical field of municipal drainage construction, in particular to a municipal drainage pipe which is firmly and tightly connected.

Background

Municipal construction is an important content of municipal activities, is an execution stage of urban planning design, is the overall deployment of urban governments according to municipal planning, and the construction of various public facilities and public institutions such as roads, drainage, bridges and the like, and aims to prosper urban economy, facilitate the production and living environment of citizens and promote the development of urban material culture and mental culture.

Drainage pipes are often required to be laid in the municipal construction process, so that a city drainage system is formed, the city drainage is facilitated, and the effective drainage efficiency of the city is improved.

Traditional drainage pipe is mostly with many drainage pipe laminating backs, connects fixedly, rethread support frame supports through bolt and clamping piece and lays. However, the existing drainage pipeline connection modes often have the condition of not firm connection, so that the structure of the drainage pipeline is unstable and firm, the drainage pipeline can seep water or collapse, and serious waste of water resources is caused; and through the drainage in the drainage pipe for a long time, often have a large amount of adhesions in the inside wall department of drainage pipe, cause the jam of drainage pipe occasionally, often need clear up even change the drain pipe, both increased staff's work burden, also caused the consumption of material.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide the municipal drainage pipe which is firm and compact in connection, has a firm and stable structure, can tightly connect a plurality of drainage pipes and can effectively avoid water leakage in the drainage pipes.

The above object of the present invention is achieved by the following technical solutions:

a municipal drain pipe that is securely and tightly connected, comprising: the outer pipe body is positioned on the outer wall of the municipal drainage pipe; the inner pipe body is arranged in the outer pipe body and is attached to the outer pipe body; the connecting assembly is arranged in the inner pipe body and is used for connecting two rows of water pipes; the rotary scraping assembly is arranged at the inner wall of the inner pipe body; the clamping component is annularly arranged on the outer wall of the outer pipe body and used for clamping the water pipe; and the supporting component is arranged at the bottom of the outer pipe body and used for supporting the laying of the drainage pipe.

By adopting the arrangement, the drain pipe comprises the outer pipe body and the inner pipe body, the connecting component in the inner pipe body can effectively connect the two drain pipes in a sealing way, so that the connection between the two rows of water pipes is firmer, the water can be effectively prevented from leaking out of the water pipes, the rotating scraping component at the inner pipe body can drive the rotating scraping component to clean the inner wall position of the inner pipe body through water flow flowing through the inner wall of the drain pipe, can effectively clean sludge in the drain pipe, avoids the blockage of the drain pipe, and simultaneously, the clamping component at the outer wall of the outer pipe body can further clamp the connecting part of the two rows of water pipes and further seal the gap between the two rows of water pipes, thereby forming a firmer connecting structure, further avoiding the water in the drainage channel from seeping out, in addition, the support assembly at outer body bottom department can effectively support the drain pipe in the gallery that the drain pipe needs to be buried underground.

The invention further provides that the connection assembly comprises: an annular groove annularly opened at one end position of the inner pipe body; the annular strip is connected in the annular groove in a sliding manner and matched with the annular groove; a first insection clamping groove arranged between the annular groove and the end position of the inner pipe body; cavities which are uniformly arranged on the inner wall of the annular strip and have rectangular sections are formed; the U-shaped cross section arc-shaped plates are inserted into the cavities and provided with lines matched with the first insection clamping grooves on the outer sides; the second gear groove is annularly formed at the port position at the other end of the inner pipe body; a plurality of clamping grooves which are uniformly formed at the position of the other end of the inner tube body and are used for inserting the cambered plates; and the fixing pieces are arranged at the positions of two end parts of the cambered plate and penetrate through the outer pipe body and the inner pipe body.

Through adopting the above-mentioned setting, the ring channel of the department that is connected at two rows of water pipes can provide the space that the ring channel rotated the block, the space that the displacement of cambered plate alternates can be provided to the cavity of seting up on the pivoted ring channel, thereby can spacing cambered plate make the cambered plate can connect fixedly through the mounting to two rows of water pipes simultaneously, first insection draw-in groove and the second insection draw-in groove that the tip inner wall department of two rows of water pipes set up can make the cambered plate can effectively pass through the mounting lock in the cavity of plugging in, in the middle of the draw-in groove, thereby carry out airtight locking to the drain pipe.

The invention is further configured such that the fixture comprises: screw holes arranged at the two end parts of the cambered plate; a threaded hole penetrating through the outer tube and the inner tube; the screw thread is connected with the countersunk head screw rod on the threaded hole and the screw hole.

Through adopting the above-mentioned setting, the countersunk head screw rod runs through outer body, the screw hole of interior body, threaded connection is in the screw department of cambered plate, because the cambered plate is spacing in the cavity, thereby make wrench movement cambered plate can make the cambered plate make the displacement along the direction that sets up of cavity, and simultaneously, the staff can be through rotating the annular strip, adjust the position of cambered plate, make the position of draw-in groove and the position of cavity be in on the same straight line, in cavity department, draw-in groove department homoenergetic carries out the rotation through the countersunk head screw rod and fixes, effectively firmly connect two drain pipe, the countersunk head of screw rod sets up the space that can release partial outer body lateral wall simultaneously, make things convenient for follow-up staff to install the centre gripping subassembly.

The invention is further provided with engaging lines arranged at the connecting part of the two inner pipes and the outer pipe, and locking parts used for locking two rows of water pipes are arranged at the connecting part of the two inner pipes and the outer pipe, and the locking parts comprise: the annular groove is annularly formed in the side wall of the end part of the outer pipe body; the clamping groove is formed in the inner side wall of the annular groove; the two locking strips are respectively arranged on the annular grooves of the two rows of water pipes, the end parts of the two locking strips are inserted into the clamping grooves, and the bottom parts of the two locking strips cover the top surfaces of the countersunk head screws and are used for locking the two rows of water pipes; and a bolt for fixing the two locking strips.

Through adopting above-mentioned setting, the meshing line can make to laminate between two rows of water pipes inseparabler, also can make to fix between two rows of water pipes more firm, and the locking piece that sets up in the junction of drain pipe, the locking piece is including the annular, the block groove, the locking strip, and the bolt, insert the locking strip and close in the block groove, utilize the bolt to lock two locking strips of inserting in the block groove, can further improve the compactness between two rows of water pipes, thereby improve two rows of water piping connection's firm nature and stability.

The invention further provides that the clamping assembly comprises: the first clamping block is arranged at the top of the side wall of the outer pipe body; the second clamping block is arranged at the bottom of the side wall of the outer tube body and connected with the first clamping block; and the fasteners are arranged on the inner walls of the first clamping block and the second clamping block.

Through adopting above-mentioned setting, the centre gripping subassembly is including first clamp splice and second clamp splice, carries out the clamp firm sealing with first clamp splice and second clamp splice through the firm firmware for first clamp splice, second clamp splice can press from both sides the junction department, the outer body pipe shaft department of two rows of water pipes, further seal the junction of drain pipe.

The invention is further configured such that the securement member comprises: a plurality of placing cavities formed in the inner walls of the first clamping block and the second clamping block; the fixing plate is matched with the placing cavity in shape; the rubber block is fixed on one end face of the fixing plate, which is far away from the placing cavity; the reset spring is used for connecting the fixed plate with the inner wall of the placing cavity; and the pushing thread strip penetrates through the first clamping block and the second clamping block and is abutted to the fixing plate close to one side wall of the placing cavity.

Through adopting the above-mentioned setting, the chamber of placeeing of seting up inside the block of first clamp splice and second clamp splice can provide the fixed plate, the space that the rubber piece was placed, the fixed plate with place and carry out elastic connection through reset spring between the chamber, and still be connected with the promotion screw thread strip of contradicting in fixed plate one side in placeeing the chamber, promote the screw thread strip through rotating and can contradict the fixed plate that is fixed with the rubber piece and promote, make the rubber piece can closely pressfitting in outer body lateral wall position department, simultaneously because the nature of rubber piece, can effectively seal most gap of drain pipe junction, also can increase first clamp splice, the second clamp splice is to the clamping capacity of outer body, further improve the firm nature of drain pipe junction.

The invention is further configured such that the rotary scraping assembly comprises: the bent groove is arranged at the inner wall of the inner pipe body in a surrounding mode; the rolling balls are annularly arranged in the curved groove along the inner wall of the curved groove; the annular plate is annularly arranged in the bent groove; a mounting ring mounted on the annular plate; a plurality of spirally arranged stirring blades fixed on one side surface part of the mounting ring away from the annular plate; a plurality of extension plates which are arranged on the side wall of the mounting ring and are perpendicular to the stirring blades; and the bristles are arranged on one side surface of the extension plate close to the pipe wall of the inner pipe body.

Through adopting the above-mentioned setting, be provided with the annular plate in the curved groove of inner tube body wall department, use the spin between annular plate and the curved groove, can be convenient the removal of annular plate in the curved groove, be provided with the collar of matching on the annular plate, collar department is provided with the stirring leaf, and still be provided with the extension board in collar department, extension board department is provided with the brush hair, when can having great displacement in the drain pipe, rivers pass through the stirring leaf, make the collar rotate, thereby make the annular plate can rotate in the curved groove, drive the extension board and rotate, the silt of internal tube body inner wall department is scraped off, make silt can remove in the drain pipe along with rivers, discharge the drain pipe at last, make the drain pipe under the great condition of discharge, possess the ability of self-cleaning, thereby reduce the clearance of staff in to the drain pipe.

The invention is further provided that the bristles are connected with the extension plate through a telescopic tube, the telescopic tube comprises: the groove is formed in the extension plate along the extension direction of the extension plate; the compression spring is fixedly arranged in the groove; and the mounting plate is connected with the compression spring, can be inserted into the groove and is in a T shape, and the bristles are densely distributed on the mounting plate.

Through adopting above-mentioned setting, utilize flexible pipe to be connected between brush hair and the extension board for the brush hair has certain buffer capacity when the silt of internal body inner wall department is cleared up, avoids the long-term brush of brush hair to scrape the back brush hair and warp, thereby has reduced the brush of brush hair and has scraped the effect.

The invention is further configured such that the support assembly comprises: a plurality of supporting frames arranged at the bottom of the outer side of the outer tube body; the soft cushion is arranged on the support frame and positioned between the outer pipe body and the support frame; and the branch carrier frames are arranged on two sides of the support frame and fixed with two sides of the tunnel in which the drain pipe is buried.

Through adopting the above-mentioned setting, be provided with the cushion between support frame and the outer body and can make the drain pipe can set up on the support frame better, make things convenient for the staff to laying of drain pipe, laying of drain pipe can obtain comparatively good support through the support frame, and drain pipe and support frame can be separated to wherein cushion to avoid the corrosion.

The wave buffer rack is further provided with a wave buffer strip at the bottom frame of the support frame, the bottom position of the sub-carrier frame is adjustable, a pipe cavity is formed at the bottom of the sub-carrier frame, an adjusting groove is formed in the pipe cavity along the opening direction of the pipe cavity, the adjusting groove is connected with an adjusting strip in a sliding mode, a first limiting block is arranged at the end position of the adjusting groove, a second limiting block is arranged at the tail position of the adjusting strip, a rack is fixed on one side, far away from the adjusting groove, of the adjusting strip, and rotating teeth are meshed with the rack and rotatably connected to the side wall of the bottom end of the sub-carrier frame.

Through adopting the above-mentioned setting, the wave buffering strip of setting can play the effect of protection buffering to the support body of support frame, avoids the support frame to load the too big collapse that leads to the support body, and the branch carries the frame except can improving the bearing capacity of support frame, also can bury the position of gallery underground according to the drain pipe and do the fine setting for the support frame can adapt to the water pipe and bury the gallery underground, thereby improves the support effect to drainage pipe.

In conclusion, the invention has the following beneficial effects:

according to the invention, the two rows of water pipes can be tightly connected through the connecting assembly, then the two rows of water pipes are fixed through the fixing piece, and the two rows of water pipes are mutually locked through the locking piece, so that the water draining pipes are firmly connected, the structure is stable, and the water pipes tightly attached can effectively avoid water seepage; the clamping assembly can further clamp and seal the joint of the two rows of water pipes, so that the two rows of water pipes can be more firmly connected; the rotary scraping component can enable the drain pipe to have certain self-cleaning capacity under the condition of large water flow, brush and scrape sludge on the inner wall of the drain pipe, and the sludge is discharged along with the drain pipe; the drain pipe can be effectively supported through the supporting component, and laying of the drain pipe can be more firmly supported.

Drawings

FIG. 1 is a schematic view of the overall structure of a drain pipe according to an embodiment of the present invention;

FIG. 2 is a schematic side view of a drain pipe according to an embodiment of the present invention;

FIG. 3 is a side cross-sectional view of a drain pipe in an embodiment of the present invention;

FIG. 4 is a cut-away exploded view of a drain pipe in an embodiment of the invention;

FIG. 5 is a front view of a drain in an embodiment of the present invention;

fig. 6 is a schematic sectional structure view of the sub-carrier in the embodiment of the present invention.

Reference numerals: 1. an outer tubular body; 2. an inner tube body; 30. an annular groove; 31. an annular strip; 32. a first insection slot; 33. a cavity; 34. a cambered plate; 35. a second ripple clamp groove; 36. a card slot; 370. a countersunk head screw; 380. a ring groove; 381. a clamping groove; 382. a locking bar; 383. a bolt; 40. a first clamping block; 41. a second clamp block; 42. a placing cavity; 43. a fixing plate; 44. a rubber block; 45. a return spring; 46. pushing the thread strip; 50. bending a groove; 51. rolling a ball; 52. an annular plate; 53. a mounting ring; 54. stirring the blades; 55. an extension plate; 550. a groove; 551. a compression spring; 552. mounting a plate; 56. brushing; 60. a support frame; 61. a soft cushion; 62. dividing and carrying frames; 63. a wave cushion strip; 64. a lumen; 65. an adjustment groove; 650. an adjustment bar; 652. a first stopper; 653. a second limiting block; 654. a rack; 655. the teeth are rotated.

Detailed Description

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

In this embodiment:

a municipal drainage pipe which is firmly and tightly connected comprises an outer pipe body 1 and an inner pipe body 2, wherein the municipal drainage pipe is integrally divided into two layers of pipe bodies, one layer of pipe body is the outer pipe body 1 positioned at the outer wall of the drainage pipe, and the other layer of pipe body is the inner pipe body 2 which is arranged in the outer pipe body 1 and is jointed with the outer pipe body 1.

Further, a coupling member capable of coupling two adjacent drain pipes is provided in the inner pipe body 2.

In this embodiment, as shown in fig. 2 and 3, the connecting assembly includes an annular groove 30, an annular strip 31, a first insection groove 32, a cavity 33, a cambered plate 34, a second insection groove 35, a groove 36, and a fixing member.

The annular groove 30 is an annular dovetail groove, the annular groove 30 is arranged at a position close to the connecting end of one of the drain pipe inner pipe bodies 2, an annular strip 31 is connected in the annular groove 30 in a sliding mode, the annular strip 31 is in a dovetail strip matched with the annular groove 30 in shape, cavities 33 are uniformly formed in the inner wall of the annular strip 31, and the cross section of each cavity 33 is rectangular.

Meanwhile, a first insection slot 32 is provided at a position between the annular groove 30 and the connection of the two rows of water pipes, the first insection slot 32 is annularly laid on the inner wall of the inner pipe body 2, the cross section of the first insection slot 32 is in a shape of cuspid, four U-shaped cross-section arc plates 34 are inserted into the cavity 33, the lengths of the two ends of the arc plates 34 are different, wherein the length of one end in the cavity 33 is longer than that of the other end of the arc plate 34, and the outer side surface of the arc plate 34 is provided with lines which are matched with the first insection slot 32 and can be mutually clamped.

And body 2 wherein another is close to the position department of coupling end portion in the drain pipe, body 2 other end port position department including equally, set up the second insection draw-in groove 35 that is the annular setting, this second insection draw-in groove 35 and first insection draw-in groove 32, the shape phase-match of the lateral surface portion line of cambered plate 34, thereby make cambered plate 34 block simultaneously on first insection draw-in groove 32 and second insection draw-in groove 35, in addition, a plurality of draw-in grooves 36 have evenly been seted up in body 2 position department near second insection draw-in groove 35, this draw-in groove 36 can supply the one end of cambered plate 34 non-interlude in cavity 33 to insert, and simultaneously, be provided with the mounting that runs through outer body 1 in the both ends position department of cambered plate 34, interior body 2, this mounting can lock cambered plate 34, thereby lock two drain pipes and fasten.

As shown in fig. 4, the fixing member includes screw holes formed at two end portions of the arc panel 34, screw holes formed at side walls of the outer tube 1 and the inner tube 2 and penetrating through the outer tube 1 and the inner tube 2, and screw holes formed at openings of the outer tube 1 and the inner tube 2, and a countersunk screw 370 sequentially passing through the screw holes and the screw holes to fasten and lock the arc panel 34, since two ends of the arc panel 34 are long and short, a worker inserts the long end of the arc panel 34 into the cavity 33 first, performs primary locking using the countersunk screw 370, adjusts the short end of the arc panel 34 to a position in front of the opening of the slot 36, rotates the countersunk screw 370 to allow the two ends of the arc panel 34 to displace along the extending direction of the cavity 33, so as to be inserted into the cavity 33 and the slot 36, and then screws the countersunk screw 370 to the screw holes at the short end of the arc panel 34, so that the arc panel 34 can be fastened completely inside the drain pipe, and fastening the two rows of water pipes.

In addition, meshing lines are arranged at the connecting positions of the two outer pipes 1 and the two inner pipes 2, the connecting positions between the two rows of water pipes can be very tight due to the meshing lines, connecting pipe orifices which are inserted into the clamping blocks in a staggered mode are arranged at the connecting positions of the two inner pipes 2, the large-diameter pipe orifices are sleeved at the small-diameter pipe orifices, rubber sealing rings are arranged between the two pipe orifices (the large-diameter pipe orifices and the small-diameter pipe orifices), the two rows of water pipes can be effectively and tightly sealed, and the water body is prevented from seeping out from the connecting positions.

Meanwhile, a locking piece capable of locking the two rows of water pipes is arranged at the position of the connection position between the two rows of water pipes, the locking piece comprises an annular groove 380 which is annularly formed in the side wall of the end part of the outer pipe body 1, four clamping grooves 381 are uniformly formed in the side wall of the annular groove 380, locking strips 382 with the end parts inserted into the clamping grooves 381 are respectively arranged on the annular grooves 380 of the two rows of water pipes, the bottom of each locking strip 382 covers the top surface of the countersunk head screw 370, rubber sheets are attached to the bottom of each locking strip 382 and can be used for sealing the position of the countersunk head screw 370 at the bottom to prevent water from seeping out from the countersunk head screw 370, and bolts 383 for fixing the two locking strips 382 are arranged at the end parts of the two corresponding locking strips 382 on the two rows of water pipes.

Next, as shown in fig. 4, a clamping unit capable of clamping the water pipe is provided around the outer wall of the outer pipe body 1.

In this embodiment, the clamping assembly includes a first clamping block 40, a second clamping block 41, and a fastener.

First clamp splice 40 sets up in body 1 lateral wall top position department outside, it is relative with first clamp splice 40, it has second clamp splice 41 to set up in body 1 lateral wall bottom position department outside, be connected through screw and nut between this second clamp splice 41 and the first clamp splice 40, thereby the body of pipe and the junction position of double-phase connected drainage pipe of centre gripping drain pipe, and the first clamp splice 40 of centre gripping in the junction position of two drainage pipes and the body position of second clamp splice 41, set up the cavity that can supply to contain the locking piece, in addition, still be provided with the jail drain pipe that can press from both sides in first clamp splice 40 and the 41 inner wall department of second clamp splice, further seal the jail firmware of drain pipe junction.

The firm part comprises a placing cavity 42 arranged on the inner walls of a first clamping block 40 and a second clamping block 41, a fixing plate 43 with the shape matched with the placing cavity 42 is arranged in the placing cavity 42, meanwhile, a rubber block 44 with the shape matched with the placing cavity 42 is fixed on one end face of the fixing plate 43 far away from the placing cavity 42, the fixing plate 43 is connected with the inner wall of the placing cavity 42 through a return spring 45 arranged in the placing cavity 42, through holes are arranged on the outer walls of the first clamping block 40 and the second clamping block 41, the number of the through holes is the same as that of the placing cavity 42, the through holes penetrate through the placing cavity 42, a pushing thread strip 46 just abutting against the fixing plate 43 is in threaded connection with the through holes, a worker can enable the rubber block 44 to be firmly pressed on a drain pipe by pushing the pushing thread strip 46, and can well seal a gap at the connection position of two rows of water pipes by screwing, also can increase the frictional force of centre gripping subassembly to the drain pipe body, and then improve the centre gripping effect.

In addition, as shown in fig. 4 and 5, a rotary scraping component is arranged on the inner wall of the inner pipe body 2, and the rotary scraping component can enable the drain pipe to have certain cleaning capacity.

In this embodiment, the rotary scraping assembly comprises a curved slot 50, a ball 51, an annular plate 52, a mounting ring 53, a stirring blade 54, an extension plate 55, and bristles 56.

The curved groove 50 is arranged around the inner wall of the inner pipe body 2, the curved groove 50 is also in a dovetail groove shape, the inner wall of the curved groove 50 is surrounded and paved with a rolling ball 51 in the curved groove 50, the rolling ball 51 is made of toughened glass balls, the ball body can be prevented from being corroded in the drainage pipe after being soaked for a long time, meanwhile, a ring-shaped plate 52 capable of rotating under the assistance of the rolling ball 51 is arranged in the inner ring of the curved groove 50, in addition, a mounting ring 53 in a ring shape is mounted on the ring-shaped plate 52, a plurality of stirring blades 54 are fixed on one side face portion, far away from the ring-shaped plate 52, of the mounting ring 53, the stirring blades 54 are integrally arranged in a spiral shape, when the drainage quantity in the drainage pipe is large, water flows through the stirring blades 54, the mounting ring 53 rotates, and the ring-shaped plate 52 can rotate in the curved groove 50.

In addition, a plurality of extension plates 55 are provided on the side wall of the mounting ring 53, the extension plates 55 are perpendicular to the connection ends of the agitating blades 54 and are arranged in parallel with the inner wall of the inner tube 2, a groove 550 is provided on the extension plates 55 along the extending direction of the extension plates 55 at one side surface of the extension plates 55 near the wall of the inner tube 2, a compression spring 551 is fixedly provided in the groove 550, a mounting plate 552 connected to the compression spring 551 is inserted into the groove 550, the cross section of the mounting plate 552 is "T" shaped, and the bristles 56 are densely distributed on the mounting plate 552 near the inner wall of the inner tube 2.

When the annular plate 52 rotates in the curved groove 50, the extension plate 55 can be driven to rotate, sludge on the inner wall of the inner pipe body is scraped, the sludge can move in the drain pipe along with water flow, the drain pipe is discharged at last, the drain pipe has self-cleaning capacity under the condition of large water flow, and accordingly cleaning burden of workers on the drain pipe is reduced.

Meanwhile, the bottom of the clamping assembly and the bottom of the outer pipe body are provided with supporting assemblies.

In this embodiment, this supporting component includes a plurality of support frames 60 that set up in outer body 1 outside bottom, is provided with cushion 61 on support frame 60, is located to be provided with between outer body 1 and the support frame 60, and cushion 61 can effectively separate outer body 1 and support frame 60 to reduce the corrosion, and is provided with branch carrier 62 in support frame 60 both sides, and this branch carrier 62 can support with the gallery both sides of burying underground the drain pipe, shares the load that drain pipe weight brought to support frame 60.

As shown in fig. 6, a bottom frame of the supporting frame 60 is provided with a wave buffering strip 63, a bottom position of the sub-carrier 62 is adjustable, a tube cavity 64 is formed at the bottom of the sub-carrier 62, an adjusting groove 65 is formed in the tube cavity 64 along an opening direction of the tube cavity 64, the adjusting groove 65 is connected with an adjusting strip 650 in a sliding manner, a first limiting block 652 is arranged at an end position of the adjusting groove 65, a second limiting block 653 is arranged at a tail position of the adjusting strip 650, the first limiting block 652 is engaged with the second limiting block 653 to prevent the adjusting strip 650 from sliding out of the adjusting groove 65, a rack 654 is fixed at one side of the adjusting strip 650 away from the adjusting groove 65, and a rotating tooth 655 engaged with the rack 654 is rotatably connected at a bottom end side wall position of the sub-carrier 62.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment as necessary without making a contribution thereto after reading the present specification, but all are protected by patent laws within the scope of the claims of the present invention.

Claims

1. A connect firm inseparable municipal drainage pipe, its characterized in that includes:

the outer pipe body (1) is positioned on the outer wall of the municipal drainage pipe;

an inner tube (2) arranged in the outer tube (1) and attached to the outer tube (1);

the connecting assembly is arranged in the inner pipe body (2) and is used for connecting two rows of water pipes;

a rotary scraping component arranged at the inner wall of the inner pipe body (2);

the clamping component is annularly arranged on the outer wall of the outer pipe body (1) and used for clamping the drain pipe;

and the supporting component is arranged at the bottom of the outer pipe body (1) and used for supporting the laying of a drain pipe.

2. The securely fastened municipal drain pipe according to claim 1, wherein said connection assembly comprises: an annular groove (30) opened annularly at one end position of the inner pipe body (2); an annular strip (31) which is connected in the annular groove (30) in a sliding way and is matched with the annular groove (30); a first insection clamping groove (32) which is arranged between the annular groove (30) and the end position of the inner pipe body (2); cavities (33) which are uniformly arranged on the inner wall of the annular strip (31) and have rectangular sections; a plurality of arc-shaped plates (34) which are inserted into the cavity (33) and are provided with lines matched with the first insection clamping grooves (32) and have U-shaped sections are arranged on the outer sides of the cavity; a second gear groove clamping groove (35) which is annularly formed at the position of the port at the other end of the inner pipe body (2); a plurality of clamping grooves (36) which are uniformly formed at the other end of the inner tube body (2) and are used for inserting the cambered plates (34); and the fixing pieces are arranged at the positions of two end parts of the cambered plate (34) and penetrate through the outer pipe body (1) and the inner pipe body (2).

3. The municipal drain pipe of claim 2, wherein said fastener comprises: screw holes arranged at the positions of two end parts of the cambered plate (34); a threaded hole penetrating through the outer tube body (1) and the inner tube body (2); and the countersunk head screw (370) is in threaded connection with the threaded hole and the threaded hole.

4. The municipal drainage pipe with firm and tight connection according to claim 2, wherein the engagement lines are formed at the connection between the two inner pipes (2) and the outer pipes (1), and the connection between the two inner pipes (2) and the outer pipes (1) is provided with a locking member for locking the two rows of the drainage pipes, the locking member comprising: the annular groove (380) is annularly formed in the side wall of the end part of the outer pipe body (1); the clamping groove (381) is formed in the inner side wall of the annular groove (380); the two locking strips (382) are respectively arranged on the annular grooves (380) of the two rows of water pipes, the end parts of the two locking strips are inserted into the clamping groove (381), and the bottom parts of the two locking strips cover the top surface of the countersunk head screw (370) and are used for locking the two rows of water pipes; and a bolt (383) for fixing the two locking strips (382).

5. The securely fastened municipal drain pipe according to claim 1, wherein said clamping assembly comprises: a first clamping block (40) arranged at the top position of the side wall of the outer pipe body (1); the second clamping block (41) is arranged at the bottom of the side wall of the outer pipe body (1) and connected with the first clamping block (40); and fasteners arranged at the inner walls of the first clamping block (40) and the second clamping block (41).

6. The securely fastened municipal drain pipe according to claim 5, wherein said fastener comprises: a plurality of placing cavities (42) formed in the inner walls of the first clamping block (40) and the second clamping block (41); a fixing plate (43) matched with the placing cavity (42) in shape; a rubber block (44) fixed on one end face of the fixing plate (43) far away from the placing cavity (42); a return spring (45) connecting the fixing plate (43) with the inner wall of the placing cavity (42); and a pushing thread strip (46) which penetrates through the first clamping block (40) and the second clamping block (41) and abuts against one side wall of the fixing plate (43) close to the placing cavity (42).

7. The securely fastened municipal drain pipe according to claim 1, wherein said wiper assembly comprises: a curved groove (50) which is arranged around the inner wall of the inner pipe body (2); the rolling balls (51) are annularly arranged in the curved groove (50) along the inner wall of the curved groove (50); an annular plate (52) annularly arranged in the curved groove (50); a mounting ring (53) mounted on the annular plate (52); a plurality of spirally arranged stirring blades (54) fixed on one side surface part of the mounting ring (53) far away from the annular plate (52); a plurality of extension plates (55) which are provided on the side wall of the mounting ring (53) and are provided perpendicular to the agitating blades (54); and the bristles (56) are arranged on one side surface of the extension plate (55) close to the pipe wall of the inner pipe body (2).

8. The municipal drainage pipe of claim 7, wherein the bristles (56) are connected to the extension plate (55) by a telescoping pipe comprising: a groove (550) provided in the extension plate (55) along the extension direction of the extension plate (55); a compression spring (551) fixedly disposed within the recess (550); and a T-shaped mounting plate (552) which is connected with the compression spring (551) and can be inserted into the groove (550), wherein the bristles (56) are densely distributed on the mounting plate (552).

9. The securely fastened municipal drain pipe according to claim 1, wherein said support assembly comprises: a plurality of supporting frames (60) arranged at the bottom of the outer side of the outer pipe body (1); a soft pad (61) arranged on the support frame (60) and positioned between the outer pipe body (1) and the support frame (60); and branch carriers (62) which are arranged on both sides of the support frame (60) and fixed with both sides of the tunnel in which the drain pipe is buried.

10. The municipal drainage pipe of claim 9, wherein the pipe is firmly and tightly connected, a wave buffer strip (63) is arranged at the bottom frame of the support frame (60), the bottom position of the distributing frame (62) can be adjusted, a pipe cavity (64) is arranged at the bottom of the branched frame (62), an adjusting groove (65) is arranged in the pipe cavity (64) along the opening direction of the pipe cavity (64), the adjusting groove (65) is connected with an adjusting strip (650) in a sliding way, a first limiting block (652) is arranged at the end part of the adjusting groove (65), a second limiting block (653) is arranged at the tail part of the adjusting strip (650), a rack (654) is fixed on one side of the adjusting strip (650) far away from the adjusting groove (65), the rotating teeth (655) are meshed with the racks (654) and are rotatably connected with the side wall at the bottom end of the distributing frame (62).