CN219530167U

CN219530167U - HDPE double-wall corrugated pipe joint protection device

Info

Publication number: CN219530167U
Application number: CN202320057206.2U
Authority: CN
Inventors: 郭松林; 贺明武; 韩吉禄; 覃宁平; 张�浩; 刘辰; 高菲
Original assignee: Yangtze Ecology And Environment Co ltd
Current assignee: Yangtze Ecology And Environment Co ltd
Priority date: 2023-01-09
Filing date: 2023-01-09
Publication date: 2023-08-15
Anticipated expiration: 2033-01-09

Abstract

The utility model provides a HDPE double-walled bellows mouth protection device, including first semi-ring and second semi-ring, first semi-ring and second semi-ring one end are articulated, and the other end passes through locking device swing joint, is equipped with a plurality of regulation holes respectively in the position that is close to axial both ends on first semi-ring and the second semi-ring, and stop device is adjustable installs on the regulation hole, and stop device includes the slide, and the screw rod has been set firmly to the slide up end, and the screw rod middle part is equipped with the screw thread through-hole, and the slide is located the inside of first semi-ring or second semi-ring, and the screw rod passes the regulation hole outwards to stretch out, installs the nut on the screw rod, and the screw thread through-hole internal rotation has connect holding screw. The joint of two double-walled bellows is lived to first semi-ring and second semi-ring parcel, removes adjusting stop device's position, makes adjusting device be located the outside of bellows outer wall ripple, is screwing up set screw to lock two bellows, make two bellows can close connection, be difficult for appearing the phenomenon of dislocation, deformation.

Description

HDPE double-wall corrugated pipe joint protection device

Technical Field

The utility model relates to the technical field of sewage pipe network construction, in particular to an HDPE double-wall corrugated pipe joint protection device.

Background

HDPE double-wall corrugation is a better light material and is often used in rural sewage pipe network construction engineering. The existing double-wall corrugation is usually in socket connection between the tail end and the head end in the sewage pipeline laying process, no effective reinforcing measures are taken, and the defects of the connection mode are as follows: the connection is not tight enough, the whole pipeline cannot form a whole, the phenomenon of dislocation and deformation easily occurs under the action of vertical or multidirectional load, the influence on the service life and the tightness of the pipeline is large, the problem of engineering quality defect is often caused, the engineering needs to be repeatedly modified, the manpower, material resources and financial resources are increased, and the whole progress of the engineering is influenced.

Chinese patent document CN112856081a, publication/bulletin day: 2021, 05 month and 28 days discloses a double-layer corrugated pipe butt joint, which relates to a clamping mechanism, wherein the clamping mechanism comprises two first hoop bodies and second hoop bodies which are arranged symmetrically up and down and are mutually hinged, and the first hoop bodies and the second hoop bodies are in butt joint and spliced into an annular structure and sleeved on the outer wall of a butt joint pipe. The clamping mechanism serves only to support the docking tube.

Disclosure of Invention

The utility model aims to solve the technical problems that: the problem that exists among the above-mentioned background art is solved, provides a HDPE double-wall bellows mouth protection device, makes two double-wall bellows can the close connection through the device, and the phenomenon of dislocation, deformation is difficult for appearing.

In order to achieve the technical characteristics, the aim of the utility model is realized in the following way: the utility model provides a HDPE double-walled bellows mouth protection device, includes first semi-ring and second semi-ring, and first semi-ring and second semi-ring one end are articulated, and the other end passes through locking device swing joint, be equipped with a plurality of regulation holes on first semi-ring and the second semi-ring respectively in the position that is close to axial both ends, stop device adjustable mounting is on the regulation hole, stop device includes the slide, and the slide up end has set firmly the screw rod, and the screw rod middle part is equipped with the screw thread through-hole, and the slide is located the inside of first semi-ring or second semi-ring, and the screw rod passes the regulation hole outwards stretches out, installs the nut on the screw rod and presss from both sides tightly first semi-ring or second semi-ring, screw thread through-hole internal rotation connects holding screw.

The inner walls of the first semi-ring and the second semi-ring are provided with axial sliding grooves at the positions of the adjusting holes, and the sliding plate is positioned in the sliding grooves and can slide in the sliding grooves.

The locking device comprises a rack arranged on the first semi-ring and a clamping buckle arranged on the second semi-ring, and the rack penetrates through the clamping buckle to enable the first semi-ring and the second semi-ring to form a closed ring shape.

The clamping buckle comprises a supporting seat, a lock tongue is slidably arranged in the supporting seat, a limit guide rod is arranged on one side, far away from the second semi-ring, of the lock tongue, the limit guide rod outwards slides to penetrate through the supporting seat, a spring is arranged between the lock tongue and the supporting seat, and a channel for a rack to penetrate is formed between the lock tongue and the second semi-ring.

The supporting seat is provided with a lock tongue limiting hole at one side of the lock tongue far away from the second semi-ring.

The first semi-ring and the second semi-ring are respectively provided with an inner cutting inclined plane and an outer cutting inclined plane at one end of the locking device, and the inner cutting inclined plane and the outer cutting inclined plane are matched to enable the first semi-ring and the second semi-ring to be sealed into a ring.

The utility model has the following beneficial effects:

1. the joint department that two double-walled bellows was lived in the parcel is used for to first semi-ring and second semi-ring, moves adjustment stop device's position through the regulation hole, makes adjusting device be located the corrugated outside of bellows outer wall, is screwing up set screw to the bellows side to lock two bellows, make two bellows can close connection, be difficult for appearing the phenomenon of disjointing, deformation.

2. The inner walls of the first semi-ring and the second semi-ring are provided with axial sliding grooves at the positions of the adjusting holes, and the sliding plate is positioned in the sliding grooves and can slide in the sliding grooves. The slide does not occupy the space of first semi-ring and second semi-ring inside, makes the area of contact of first semi-ring and second semi-ring and bellows bigger, and stability is better, and simultaneously when twisting the screw thread, owing to there is the spacing of spout, the screw rod also can not take place to rotate.

3. The locking device comprises a rack arranged on the first semi-ring and a clamping buckle arranged on the second semi-ring, the rack penetrates through the clamping buckle to enable the first semi-ring and the second semi-ring to form a closed ring shape, and the first semi-ring and the second semi-ring are convenient to fix.

4. The supporting seat is provided with a lock tongue limiting hole on one side of the lock tongue far away from the second semi-ring, and after the device is installed, a limiting pin is inserted into the lock tongue limiting hole, and the position of the lock tongue is fixed through the limiting pin, so that the stability and durability of the device are improved.

Drawings

Fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is a schematic diagram of a front view structure of the present utility model.

Fig. 3 is a schematic view of the bottom structure of the present utility model.

FIG. 4 is a schematic view of section B-B of FIG. 3.

FIG. 5 is a schematic view of the connection structure of the slide plate and the screw rod according to the present utility model.

Fig. 6 is a schematic structural view of a limiting device according to the present utility model.

Fig. 7 is a schematic view of a latch bolt according to the present utility model.

Fig. 8 is an enlarged schematic view of the structure of fig. 1 at a.

In the figure: the first half ring 10, the rack 11, the internally-cut inclined surface 12, the second half ring 20, the clamping buckle 21, the supporting seat 211, the lock tongue 212, the limit guide rod 213, the spring 214, the channel 215, the lock tongue limit hole 216, the externally-cut inclined surface 22, the adjusting hole 30, the sliding groove 31, the limit device 40, the sliding plate 41, the screw rod 42, the threaded through hole 43, the nut 44 and the set screw 45.

Detailed Description

Embodiments of the present utility model will be further described with reference to the accompanying drawings.

Referring to fig. 1-8, an HDPE double-wall bellows joint protection device comprises a first half ring 10 and a second half ring 20, wherein one ends of the first half ring 10 and the second half ring 20 are hinged, the other ends are movably connected through a locking device, a plurality of adjusting holes 30 are respectively arranged on the first half ring 10 and the second half ring 20 at positions close to two axial ends, a limiting device 40 is adjustably mounted on the adjusting holes 30, the limiting device 40 comprises a sliding plate 41, a screw 42 is fixedly arranged on the upper end surface of the sliding plate 41, a threaded through hole 43 is arranged in the middle of the screw 42, the sliding plate 41 is positioned in the first half ring 10 or the second half ring 20, the screw 42 penetrates through the adjusting holes 30 and extends outwards, a nut 44 is mounted on the screw 42 to clamp the first half ring 10 or the second half ring 20, and a set screw 45 is screwed in the threaded through hole 43. The joint of two double-wall corrugated pipes is wrapped by the first half ring 10 and the second half ring 20, the position of the adjusting limiting device 40 is moved through the adjusting hole 30, the adjusting device 40 is located on the outer side of the outer wall corrugation of the corrugated pipes, the set screw 45 is screwed on the side of the corrugated pipes, and therefore the two corrugated pipes are locked, the two corrugated pipes can be tightly connected, and the phenomenon of disjointing and deformation is not easy to occur.

In use, the nut 44 is unscrewed, the position of the stop device 40 is adjusted, and then the nut 44 is tightened.

Referring to fig. 1, in order to make the sliding plate 41 not occupy the space inside the first half ring 10 and the second half ring 20, the inner walls of the first half ring 10 and the second half ring 20 are flattened, the inner walls of the first half ring 10 and the second half ring 20 are provided with axial sliding grooves 31 at positions located in the adjusting holes 30, and the sliding plate 41 is located in the sliding grooves 31 and can slide in the sliding grooves 31. Thus, the sliding plate 41 does not occupy the space inside the first half ring 10 and the second half ring 20, so that the contact area between the first half ring 10 and the second half ring 20 and the corrugated pipe is larger, the stability is better, and meanwhile, when the screw 44 is screwed, the screw 42 cannot rotate due to the limit of the sliding groove 31.

Referring to fig. 1 and 8, the locking device includes a rack 11 provided on the first half ring 10 and a clip 21 provided on the second half ring 20, and the rack 11 passes through the clip 21 to form the first half ring 10 and the second half ring 20 into a closed ring shape. The first half ring 10 and the second half ring 20 are conveniently fixed.

In a preferred scheme, referring to fig. 4, the fastening buckle 21 comprises a supporting seat 211, a lock tongue 212 is slidably installed in the supporting seat 211, a limit guide rod 213 is arranged on one side, far away from the second half ring 20, of the lock tongue 212, the limit guide rod 213 slides outwards to penetrate through the supporting seat 211, a spring 214 is arranged between the lock tongue 212 and the supporting seat 211, and a channel 215 for allowing the rack 11 to penetrate is formed between the lock tongue 212 and the second half ring 20. Thus, after the rack 11 passes through the channel 215, the rack is matched and fixed with the lock tongue 212, and the installation is convenient.

The snap fastener 21 may be fixed in other ways than the above, for example, by screwing a bolt only to the support base 211, and tightening the bolt when the rack 11 passes through the support base 211, thereby pressing the rack 11.

Further, in order to prevent the spring 214 from being corroded or deformed, the problem of failure of the lock tongue 212 occurs, and the support 211 is provided with a lock tongue limiting hole 216 at one side of the lock tongue 212 away from the second half ring 20. Thus, after the device is installed, the limiting pin is inserted into the limiting hole 216 of the lock tongue, and the position of the lock tongue 212 is fixed through the limiting pin, so that the stability and durability of the device are improved.

Referring to fig. 2, the first half ring 10 and the second half ring 20 are provided with an inner inclined surface 12 and an outer inclined surface 22 at one end of the locking device, respectively, and the inner inclined surface 12 and the outer inclined surface 22 cooperate to close the first half ring 10 and the second half ring 20 into a ring. The inner inclined surface 12 and the outer inclined surface 22 enable the first half ring 10 and the second half ring 20 to be better in stability after being closed, and meanwhile, the rack 11 is conveniently guided, so that the rack can smoothly enter the clamping buckle 21.

It should be noted that, in addition to the above-mentioned structure of the rack 11 and the fastening 21, the locking device may also adopt a conventional bolt connection structure.

The working process and principle of the utility model are as follows:

when the corrugated pipe joint is used, the joint of the two double-wall corrugated pipes is wrapped by the first half ring 10 and the second half ring 20, the nuts 44 are unscrewed, the positions of the limiting devices 40 are adjusted, the adjusting devices 40 are located on the outer sides of the outer wall corrugations of the corrugated pipes, the nuts 44 are screwed, and the set screws 45 are screwed towards the sides of the corrugated pipes, so that the two corrugated pipes can be tightly connected, and the phenomenon of disconnection and deformation is not easy to occur.

Claims

1. The utility model provides a HDPE double-walled bellows mouth protection device, includes first semi-ring (10) and second semi-ring (20), and first semi-ring (10) and second semi-ring (20) one end are articulated, and the other end passes through locking device swing joint, a serial communication port, be equipped with a plurality of regulation holes (30) on first semi-ring (10) and second semi-ring (20) respectively in the position that is close to the axial both ends, the adjustable installation of stop device (40) is on regulation hole (30), stop device (40) include slide (41), slide (41) up end has set firmly screw (42), and screw (42) middle part is equipped with threaded through hole (43), and slide (41) are located the inside of first semi-ring (10) or second semi-ring (20), and screw (42) outwards stretch out through regulation hole (30), install nut (44) clamp on screw (42) first semi-ring (10) or second semi-ring (20), threaded through hole (43) internal rotation connect holding screw (45).

2. The HDPE double-wall bellows joint protector of claim 1, wherein: the inner walls of the first semi-ring (10) and the second semi-ring (20) are provided with axial sliding grooves (31) at positions of the adjusting holes (30), and the sliding plates (41) are positioned in the sliding grooves (31) and can slide in the sliding grooves (31).

3. The HDPE double-wall bellows joint protector of claim 1, wherein: the locking device comprises a rack (11) arranged on the first half ring (10) and a clamping buckle (21) arranged on the second half ring (20), wherein the rack (11) penetrates through the clamping buckle (21) to enable the first half ring (10) and the second half ring (20) to form a closed ring shape.

4. A HDPE double-wall bellows joint protector according to claim 3, wherein: the clamping buckle (21) comprises a supporting seat (211), a lock tongue (212) is installed in the supporting seat (211) in a sliding mode, a limiting guide rod (213) is arranged on one side, away from the second semi-ring (20), of the lock tongue (212), the limiting guide rod (213) outwards slides to penetrate through the supporting seat (211), a spring (214) is arranged between the lock tongue (212) and the supporting seat (211), and a channel (215) for allowing a rack (11) to penetrate through is formed between the lock tongue (212) and the second semi-ring (20).

5. The HDPE double-wall bellows joint protector of claim 4, wherein: the supporting seat (211) is provided with a lock tongue limiting hole (216) at one side of the lock tongue (212) far away from the second semi-ring (20).

6. The HDPE double-wall bellows joint protector of claim 1, wherein: the first semi-ring (10) and the second semi-ring (20) are respectively provided with an inner cutting inclined plane (12) and an outer cutting inclined plane (22) at one end of the locking device, and the inner cutting inclined plane (12) and the outer cutting inclined plane (22) are matched to enable the first semi-ring (10) and the second semi-ring (20) to be closed into a ring.