CN213929910U

CN213929910U - HDPE double-walled bellows convenient to concatenation

Info

Publication number: CN213929910U
Application number: CN202022851669.5U
Authority: CN
Inventors: 林慧川
Original assignee: Fujian Tongsheng Pipe Industry Co ltd
Current assignee: Fujian Tongsheng Pipe Industry Co ltd
Priority date: 2020-12-02
Filing date: 2020-12-02
Publication date: 2021-08-10
Anticipated expiration: 2030-12-02

Abstract

The utility model relates to the technical field of pipeline, and a HDPE double-walled bellows convenient to concatenation is disclosed, including two pipeline bodies, the outer pipe wall right-hand member of two pipeline bodies all has fixed the cup jointed solid fixed ring, gu fixed ring's outer rampart left end is all fixed the external screw thread ring that has cup jointed, the outer pipe wall left end of two pipeline bodies all has fixed the cup jointed seal cover, the inside wall left end of seal cover seted up with solid fixed ring assorted ring channel, the left end outside cover of seal cover is equipped with the interior thread bush, the equal fixedly connected with slide bar in both sides about the lateral wall left end of seal cover, and the inside wall right-hand member of interior thread bush seted up with slide bar assorted annular spout. The utility model discloses need not use dedicated instrument or equipment to accomplish the concatenation installation fast when splicing, follow-up dismantlement is also comparatively simple, and dismouting efficiency is higher, can reduce the influence that fluidic impact force led to the fact to pipeline concatenation department simultaneously, and the leakproofness after the concatenation is better, and stability is higher.

Description

HDPE double-walled bellows convenient to concatenation

Technical Field

The utility model relates to the technical field of pipeline, especially, relate to a HDPE double-walled bellows convenient to concatenation.

Background

HDPE double-walled bellows, also known as polyethylene double-walled bellows, is a new kind of light tubular product taking high density polyethylene as raw materials, have light in weight, high pressure resistant, toughness good, constructing fast characteristics such as long-lived, its excellent pipe wall structural design, compare with tubular product of other structures, the cost is greatly reduced. And because the connection is convenient and reliable, the pipe joint can be widely applied at home and abroad, and can replace a large number of concrete pipes and cast iron pipes. At present, HDPE double-walled bellows is generally through the installation of splicing such as mode such as bolt, welding when splicing, but bolted connection needs dedicated instrument, and need twist and move a plurality of bolts and just can accomplish the installation, and the welding also needs dedicated welding equipment, and dismantlement is comparatively difficult after the welding is accomplished, and the efficiency of concatenation is lower, consequently, provides the HDPE double-walled bellows of being convenient for the concatenation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art generally through splicing the installation by modes such as bolt, welding, but bolted connection needs dedicated instrument, and need twist and move a plurality of bolts and just can accomplish the installation, and the welding also needs dedicated welding equipment, and dismantles comparatively difficultly after the welding is accomplished, the lower problem of efficiency of concatenation, and the HDPE double-walled bellows of a concatenation of being convenient for that provide.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the HDPE double-wall corrugated pipe convenient to splice comprises two pipeline bodies, wherein fixing rings are fixedly sleeved at the right ends of the outer pipe walls of the two pipeline bodies, outer threaded rings are fixedly sleeved at the left ends of the outer ring walls of the two fixing rings, sealing sleeves are fixedly sleeved at the left ends of the outer pipe walls of the two pipeline bodies, annular grooves matched with the fixing rings are formed in the left ends of the inner side walls of the two sealing sleeves, inner threaded sleeves are sleeved at the outer sides of the left ends of the two sealing sleeves, slide rods are fixedly connected to the upper and lower sides of the left ends of the outer side walls of the two sealing sleeves, annular slide grooves matched with the slide rods are formed in the right ends of the inner side walls of the two inner threaded sleeves, the left ends of the inner side walls of the inner threaded sleeves are in threaded connection with the outer side walls of the outer threaded rings at the same side, hand rotating rings are sleeved at the outer sides of the two inner threaded sleeves, and a plurality of connecting rods which are uniformly distributed are fixedly connected to the inner ring walls of the two hand rotating rings, and one ends of the connecting rods at the same side, which are far away from the hand rotating ring, are fixedly connected with the outer side wall of the inner thread sleeve at the same side.

Preferably, the left ends of the inner walls of the two pipeline bodies are fixedly connected with tapered sleeves, the right ends of the inner walls of the two pipeline bodies are fixedly connected with annular cushions, tapered holes matched with the tapered sleeves are formed in the inner side walls of the annular cushions, and the left ends of the tapered sleeves are fixedly connected with baffle rings.

Preferably, two a plurality of evenly distributed's sealing ring has all been fixed to solid fixed ring's lateral wall, and the inner tank wall of two seal covers all seted up a plurality ofly and sealing ring assorted annular seal groove.

Preferably, the right end of the outer side wall of the fixing ring is arranged in an arc shape.

Preferably, the left end of the sealing sleeve is fixedly connected with a sealing gasket, and the sealing gasket is arranged in a manner of being abutted to the right side wall of the external thread ring.

Preferably, the anti-slip sleeves are fixedly sleeved at the positions, between two adjacent connecting rods, of the annular wall of the hand rotating ring.

Compared with the prior art, the utility model provides a HDPE double-walled bellows convenient to concatenation possesses following beneficial effect:

1. this HDPE double-walled bellows convenient to concatenation, two solid fixed rings through being equipped with, two external screw thread rings, two seal covers, mutually supporting of four slide bars and two internal thread covers, can accomplish the concatenation between two adjacent HDPE double-walled bellows through screw-thread fit, need not use dedicated instrument or equipment when splicing, and only need rotate the internal thread cover and can accomplish the concatenation or dismantle, concatenation and easy dismounting are simple, high efficiency, mutually supporting through the hand change ring that is equipped with and a plurality of connecting rod, people that can be convenient for rotate the internal thread cover, improve the convenience of rotating the internal thread cover.

2. This HDPE double-walled bellows convenient to concatenation, through the toper cover that is equipped with, mutually supporting of annular cushion and fender ring, after the concatenation is accomplished, the impact force that the inside fluid that carries of pipeline produced is to the influence that two adjacent HDPE double-walled bellows junction caused, avoid causing two adjacent HDPE double-walled bellows concatenation departments to produce the gap because of the impact force is too big, the breach etc. cause the leakage, improve the stability of concatenation department, mutually supporting through a plurality of sealing rings and a plurality of annular seal groove that are equipped with, can improve the leakproofness between two HDPE double-walled bellows after the concatenation, reduce the possibility that takes place the fluid leakage.

The device does not relate to the part and all is the same with prior art or can adopt prior art to realize, the utility model discloses need not use dedicated instrument or equipment can accomplish the concatenation installation fast when splicing, follow-up dismantlement is also comparatively simple, and the efficiency of dismouting concatenation is higher, can reduce the influence that fluidic impact force caused to pipeline concatenation department simultaneously, and the leakproofness after the concatenation is better, and stability is higher.

Drawings

Fig. 1 is a schematic structural diagram of an HDPE double-wall corrugated pipe convenient to splice according to the present invention;

FIG. 2 is an enlarged view of the portion A in FIG. 1;

fig. 3 is a schematic side view of the hand-operated swivel of fig. 1.

In the figure: 1. a pipe body; 2. a fixing ring; 3. an externally threaded ring; 4. sealing sleeves; 5. an internal thread sleeve; 6. a slide bar; 7. rotating the ring by hand; 8. a connecting rod; 9. a conical sleeve; 10. an annular cushion; 11. a baffle ring; 12. a seal ring; 13. a sealing gasket; 14. an anti-slip sleeve.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-3, a HDPE double-wall corrugated pipe convenient for splicing comprises two pipeline bodies 1, wherein the right ends of the outer pipe walls of the two pipeline bodies 1 are fixedly sleeved with fixing rings 2, the left ends of the outer ring walls of the two fixing rings 2 are fixedly sleeved with external thread rings 3, the left ends of the outer pipe walls of the two pipeline bodies 1 are fixedly sleeved with sealing sleeves 4, the left ends of the inner side walls of the two sealing sleeves 4 are respectively provided with a ring groove matched with the fixing rings 2, the outer sides of the left ends of the two sealing sleeves 4 are respectively sleeved with an internal thread sleeve 5, the upper and lower sides of the left ends of the outer side walls of the two sealing sleeves 4 are respectively and fixedly connected with a slide bar 6, the right ends of the inner side walls of the two internal thread sleeves 5 are respectively provided with a ring chute matched with the slide bar 6, the left end of the inner side wall of the internal thread sleeve 5 is in threaded connection with the outer side wall of the external thread rings 3 at the same side, the outer sides of the two internal thread sleeves 5 are respectively sleeved with hand rotating rings 7, the inner ring walls of the two hand swivels 7 are fixedly connected with a plurality of uniformly distributed connecting rods 8, and one ends of the connecting rods 8 on the same side, which are far away from the hand swivels 7, are fixedly connected with the outer side wall of the inner thread sleeve 5 on the same side.

The equal fixedly connected with toper cover 9 in the inner tube wall left end of two pipeline bodies 1, the equal fixedly connected with annular cushion 10 of the inner tube wall right-hand member of two pipeline bodies 1, and the inside wall of annular cushion 10 all seted up with toper cover 9 assorted bell mouth, the left end fixedly connected with of toper cover 9 keeps off ring 11, when the concatenation, can insert annular cushion 10 with keeping off ring 11 in, when the fluid flows at toper cover 9, can be because of the shape that its toper set up, the fluid can not lead to the fact the impact to the concatenation department of two pipeline bodies 1, thereby after the concatenation is accomplished, can reduce the impact force that the fluid of 1 inside transport of pipeline body produced and lead to the fact the influence to two adjacent HDPE double-walled bellows junction, avoid producing the gap because of the too big concatenation department of causing two adjacent HDPE double-walled bellows of impact force, breach etc. cause the leakage, improve the stability of concatenation department.

The lateral wall of two solid fixed rings 2 all fixes the cover and has connected a plurality of evenly distributed's sealing ring 12, and the interior cell wall of two seal covers 4 all seted up a plurality ofly with sealing ring 12 assorted annular seal groove, get into a plurality of annular seal groove inside backs when a plurality of sealing rings 12, can improve the stability after 1 concatenations of two pipeline bodies on the one hand, on the other hand can improve the leakproofness after 1 concatenations of two pipeline bodies.

The right end of the outer side wall of the fixing ring 2 is arc-shaped, so that convenience when the sealing sleeve 4 is spliced with the fixing ring 2 can be improved.

The left end fixedly connected with seal ring 13 of seal cover 4, and seal ring 13 and the right lateral wall of external screw thread ring 3 support the setting, seal cover 4 supports with external screw thread ring 3 and tightly the back can exert to seal ring 13 and support the tight power to can guarantee the leakproofness between the external screw thread ring 3 and the seal cover 4 concatenation back, further reduce the possibility of fluid leakage.

The position that the rampart of hand swivel 7 is located between two adjacent connecting rods 8 all fixedly cup joints antiskid cover 14, can increase the frictional force between staff and the hand swivel 7 to send the slip phenomenon when can avoiding rotating hand swivel 7, improve the stability and the convenience of rotating hand swivel 7.

In the utility model, when in use, the fixing rings 2 on two adjacent pipeline bodies 1 are inserted into the sealing sleeve 4, when the internal thread sleeve 5 is contacted with the external thread ring 3, the hand rotating ring 7 is rotated, the inner thread sleeve 5 can be driven to rotate by a plurality of connecting rods 8, the inner thread sleeve 5 can be connected with the outer thread ring 3 in a thread fit way when rotating, the inner thread sleeve 5 can drive the pipeline body 1 at the same side to continuously move towards the pipeline body 1 at the other side by two slide bars 6 when moving, after the sealing sleeve 4 is tightly abutted against the outer thread ring 3, can accomplish the concatenation between two pipeline bodies 1, need not use specialized tool to twist and move a plurality of bolts and install, also need not weld the concatenation through the welding equipment of specialty, only need rotate the repetition and rotate the concatenation between two pipeline bodies 1 that can be accomplished to hand swivel 7 several times, improved the convenience and the efficiency of concatenation between the HDPE double-walled bellows greatly.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The HDPE double-wall corrugated pipe convenient to splice comprises two pipeline bodies (1) and is characterized in that the right ends of the outer pipe walls of the two pipeline bodies (1) are fixedly sleeved with fixing rings (2), the left ends of the outer ring walls of the two fixing rings (2) are fixedly sleeved with external thread rings (3), the left ends of the outer pipe walls of the two pipeline bodies (1) are fixedly sleeved with sealing sleeves (4), the left ends of the inner side walls of the two sealing sleeves (4) are respectively provided with a ring groove matched with the fixing rings (2), the outer sides of the left ends of the two sealing sleeves (4) are respectively sleeved with an internal thread sleeve (5), the upper side and the lower side of the left end of the outer side wall of the two sealing sleeves (4) are respectively and fixedly connected with a slide rod (6), the right ends of the inner side walls of the two internal thread sleeves (5) are respectively provided with ring chutes matched with the slide rods (6), the left end of the inner side wall of the internal thread sleeve (5) is in threaded connection with the outer side wall of the external thread rings (3), two the outside of internal thread cover (5) all is equipped with hand swivel (7), two the equal fixedly connected with a plurality of evenly distributed's of the interior rampart of hand swivel (7) connecting rod (8), and the one end that a plurality of connecting rods of homonymy (8) kept away from hand swivel (7) all with the lateral wall fixed connection of homonymy internal thread cover (5).

2. The HDPE double-wall corrugated pipe convenient to splice as claimed in claim 1, wherein a tapered sleeve (9) is fixedly connected to each left end of the inner wall of the two pipeline bodies (1), an annular cushion (10) is fixedly connected to each right end of the inner wall of the two pipeline bodies (1), a tapered hole matched with the tapered sleeve (9) is formed in each inner side wall of the annular cushion (10), and a baffle ring (11) is fixedly connected to each left end of the tapered sleeve (9).

3. The HDPE double-wall corrugated pipe convenient to splice as claimed in claim 1, wherein a plurality of uniformly distributed sealing rings (12) are fixedly sleeved on the outer side walls of the two fixing rings (2), and a plurality of annular sealing grooves matched with the sealing rings (12) are formed on the inner groove walls of the two sealing sleeves.

4. HDPE double-wall corrugated pipe convenient for splicing according to claim 1, characterized in that the right end of the outer side wall of the fixing ring (2) is arc-shaped.

5. HDPE double-wall corrugated pipe convenient for splicing as claimed in claim 1, characterized in that the sealing gasket (13) is fixedly connected to the left end of the sealing sleeve (4), and the sealing gasket (13) is arranged opposite to the right side wall of the externally threaded ring (3).

6. HDPE double-wall corrugated pipe convenient to splice according to claim 1, characterized in that the positions of the ring walls of the hand-operated ring (7) between two adjacent connecting rods (8) are fixedly sleeved with anti-slip sleeves (14).