CN217653438U

CN217653438U - Double-rubber-ring type straight-wall buckle joint

Info

Publication number: CN217653438U
Application number: CN202221483755.8U
Authority: CN
Inventors: 戴天文; 何英
Original assignee: Anhui Guotiancheng Technology Co ltd
Current assignee: Anhui Guotiancheng Technology Co ltd
Priority date: 2022-06-14
Filing date: 2022-06-14
Publication date: 2022-10-25
Anticipated expiration: 2032-06-14

Abstract

The utility model relates to a pipe connection field specifically is a straight wall buckle of two rubber ring formulas connects. It includes: the sleeve is provided with a plurality of notches and forms a corresponding limit buckle part; the positioning piece is arranged on the inner wall of the sleeve; the limiting ring is connected with one end of the positioning piece, which is far away from the inner wall of the sleeve; and the rubber rings are respectively arranged on two sides of the positioning piece along the length direction of the sleeve, and a penetrating channel is formed between each rubber ring and the limiting ring. The utility model discloses can effectively improve the firm nature of connection and the leakproofness to the drain pipe.

Description

Double-rubber-ring type straight-wall buckle joint

Technical Field

The utility model relates to a pipe connection field especially relates to a straight wall buckle of two rubber ring formulas connects.

Background

The drainage pipe is divided into a plastic drainage pipe, a concrete pipe and a reinforced concrete pipe, and mainly undertakes the drainage tasks of rainwater, sewage, farmland irrigation and drainage and the like, and is particularly used for longitudinal and transverse drainage and water permeation of the expressway; the back of various retaining walls and side ditches of the highway are vertically and horizontally drained; draining water from the tunnel and the underground passage; water supply and drainage of municipal works, water purification plants, sewage plants, refuse dumps and the like; drainage of leisure green areas such as golf courses, sports grounds, parks, etc.; slope water and soil conservation is developed in hilly land; underground drainage of land preparation works, etc.

The length of a single drain pipe is determined, and when the length of a target main pipe is long, a plurality of drain pipes need to be connected. Generally, a sleeve joint is used for connection, and two drain pipes penetrate through two ends of the inner side of the sleeve joint, but the existing sleeve joint and a pipeline are single in connection mode, and connection firmness and sealing performance have certain limitations.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is to the problem that exists among the background art, provides one kind and can effectively improve the straight wall buckle joint of two rubber ring formulas of the firm nature of connection and the leakproofness of drain pipe.

The technical scheme of the utility model, a two rubber ring formula straight wall buckle connect, include:

the sleeve is provided with a plurality of notches and forms a corresponding limit buckle part;

the positioning piece is arranged on the inner wall of the sleeve;

the limiting ring is connected with one end of the positioning piece, which is far away from the inner wall of the sleeve;

and the rubber rings are respectively arranged on two sides of the positioning piece along the length direction of the sleeve, and a penetrating channel is formed between each rubber ring and the limiting ring.

Preferably, the notch is a U-shaped notch a, the limit buckle part is a flat buckle part, and the flat buckle part gradually inclines towards the inner side of the sleeve along the direction far away from the end part of the sleeve.

Preferably, the notch is a U-shaped notch b, the limit buckle part is a bent buckle part, and the bent buckle part is gradually bent towards the inner side of the sleeve along the direction away from the end part of the sleeve.

Preferably, the breach includes breach c of U-shaped and the breach d of U-shaped, and spacing knot portion includes the curved knot portion a that corresponds with breach c and the curved knot portion b that corresponds with breach d, and curved knot portion a is along being close to sleeve tip direction and gradually to the bending of sleeve inboard, and curved knot portion b is along keeping away from sleeve tip direction and gradually to the bending of sleeve inboard.

Preferably, the notch is an open notch e, the limit buckle part is a claw buckle part, the claw buckle part and the inner wall of the sleeve form an acute angle, and the claw buckle part faces the inner side of the sleeve.

Preferably, the breach is the breach f of U-shaped, and spacing knot portion is buckle portion, and buckle portion includes connecting plate portion and interior boss portion of body coupling, and interior boss portion is inboard towards the sleeve.

Preferably, the sleeve is a sleeve a, and the sleeve a is of a cylindrical structure.

Preferably, the sleeve is a sleeve b, the sleeve b is of a cylindrical structure, an outer convex ring portion is coaxially arranged on the sleeve b, and the outer convex ring portion is arranged in a plurality of rows along the axial direction of the sleeve b.

Preferably, the positioning element is a positioning block or a positioning ring.

Preferably, both ends of the axial direction of the limiting ring are provided with guide ring parts, and the guide ring parts are gradually inclined or bent towards the inner side along the direction away from the limiting ring.

Compared with the prior art, the utility model discloses following profitable technological effect has:

the utility model discloses can effectively improve the firm nature of connection and the leakproofness to the drain pipe. When the drain pipe is the bellows, the bellows has crest and trough, and it is inboard directly to penetrate the sleeve with bellows tip end, and until bellows tip butt in setting element department, at this moment, the trough department of bellows is gone into to the rubber ring card, plays sealed effect, also can with spacing knot portion combined action in order to play spacing effect, bellows tip inner wall cover is tight at the spacing ring outer wall, spacing knot portion card is spacing between two adjacent crests on the bellows. Two corrugated pipes can be firmly connected and sealed by inserting the two corrugated pipes into the two ends of the sleeve.

Drawings

Fig. 1 is a schematic structural diagram of an application of an embodiment of the present invention;

FIG. 2 is a cross-sectional view of the structure of FIG. 1;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is a cross-sectional view of a second embodiment of the present invention;

FIG. 5 is a cross-sectional view of a third embodiment of the present invention;

FIG. 6 is a cross-sectional view of the fourth embodiment of the present invention;

FIG. 7 is a cross-sectional view of a fifth embodiment of the present invention;

fig. 8 is a structural sectional view of a sixth application of the present invention.

Reference numerals are as follows: 100. a bellows; 11. a sleeve a; 12. a sleeve b; 121. a convex ring part; 101. a notch a; 1011. a flat fastening part; 102. a notch b; 1021. a curved buckle part; 103. a notch c; 1031. a bent buckling part a; 104. a notch d; 1041. a bent buckling part b; 105. a notch e; 1051. a pawl-buckling part; 106. a notch f; 1061. a fastening part; 2. a positioning member; 3. a limiting ring; 31. a guide ring portion; 4. and (4) a rubber ring.

Detailed Description

Example one

As shown in fig. 1-3, the utility model provides a double-rubber-ring type straight-wall buckle joint, which comprises a sleeve, a positioning piece 2, a limiting ring 3 and a rubber ring 4. The sleeve is sleeve a11, sleeve a11 is the cylindrical structure, be provided with a plurality of breachs on the sleeve and form corresponding limit buckle portion, the breach is the breach a101 of U-shaped, limit buckle portion is flat knot portion 1011, flat knot portion 1011 inclines to the sleeve inboard along keeping away from sleeve tip direction gradually, when bellows 100 moved to sleeve a11 inboard, the flat knot portion 1011 can be backed down to the crest, when bellows 100 moved to and 2 butts with the setting element, flat knot portion 1011 can rebound and block between two adjacent crests, it is spacing to carry out bellows 100. The positioning piece 2 is arranged on the inner wall of the sleeve. The limiting ring 3 is connected with one end of the positioning piece 2 far away from the inner wall of the sleeve. The rubber ring 4 is respectively arranged on two sides of the positioning piece 2 along the length direction of the sleeve, and a penetrating channel is formed between the rubber ring 4 and the limiting ring 3 and is used for the end part of the corrugated pipe 100 to penetrate through.

This embodiment can effectively improve the firm nature of connection and the leakproofness to the drain pipe. When the drain pipe is bellows 100, bellows 100 has crest and trough, it is inboard directly to penetrate sleeve a11 with bellows 100 tip, until bellows 100 tip butt in setting element 2 department, at this moment, the trough department of bellows 100 is gone into to rubber ring 4 card, play sealed effect, also can play spacing effect jointly with flat knot portion 1011, bellows 100 tip inner wall cover is tightly at 3 outer walls of spacing ring, flat knot portion 1011 card is between two adjacent crests on bellows 100, it is spacing to bellows 100. By inserting two corrugated pipes 100 at both ends of the sleeve a11, the two corrugated pipes 100 can be firmly connected and sealed.

Furthermore, the outer peripheral surface of the limiting ring 3 can also be provided with a circle of anti-slip lines, and the friction between the anti-slip lines and the inner wall of the corrugated pipe 100 is improved, so that the limiting effect is improved.

Furthermore, the outer peripheral surface of the sleeve can be provided with reinforcing ribs which can be distributed in a net shape, a ring shape or a strip shape, so that the structural strength and the deformation resistance of the sleeve are effectively improved, and the joint can be firmly connected with the corrugated pipe 100 in a sealing manner.

Example two

As shown in fig. 4, the utility model provides a straight wall buckle joint of two rubber ring formulas, the difference of this embodiment and embodiment one lies in that, the breach is the breach b102 of U-shaped, and spacing knot portion is curved knot portion 1021, and curved knot portion 1021 is along keeping away from sleeve tip direction gradually to the inboard bending of sleeve, can be backed down by the crest of bellows 100 to the card is between two adjacent crests when bellows 100 tip butt is in setting element 2 department, comes to carry on spacingly to the bellows with another kind of form.

EXAMPLE III

As shown in fig. 5, the utility model provides a straight wall buckle of two rubber ring formulas connects, the difference of this embodiment with embodiment one lies in, and the breach includes the breach c103 of U-shaped and the breach d104 of U-shaped, and spacing knot portion includes the curved knot portion a1031 that corresponds with breach c103 and the curved knot portion b1041 that corresponds with breach d104, and curved knot portion a1031 is along being close sleeve tip direction and gradually to the sleeve inboard crooked, and curved knot portion b1041 is along keeping away from sleeve tip direction and gradually to the sleeve inboard crooked. Curved knot portion a1031 and the orientation of curved knot portion b1041 are different, can block between two adjacent wave crests from different directions to come to spacing bellows 100 with two kinds of modes, spacing effect is better.

Example four

As shown in fig. 6, the utility model provides a straight wall buckle joint of two rubber ring formulas, the difference of this embodiment and embodiment one lies in, the breach is the breach e105 of uncovered shape, spacing knot portion is claw knot portion 1051, claw knot portion 1051 is the acute angle with the sleeve inner wall, claw knot portion 1051 is inboard towards the sleeve, bellows 100 is when stretching into from sleeve a11 tip, the crest can extrude claw knot portion 1051 promptly, when bellows 100 tip butt to setting element 2, claw knot portion 1051 can rebound and block between two adjacent crests this moment, thereby it is effective spacing to bellows 100.

EXAMPLE five

As shown in fig. 7, the utility model provides a straight wall buckle connects of two rubber ring formulas, the difference of this embodiment and embodiment one lies in, and the breach is the breach f106 of U-shaped, and spacing knot portion is buckle portion 1061, and buckle portion 1061 includes a body coupling's connection board and interior boss portion, and interior boss portion is inboard towards the sleeve, and interior boss can block between two adjacent crests to it is effective spacing to carry out bellows 100.

EXAMPLE six

As shown in fig. 8, the present invention is different from the first embodiment, the second embodiment, the third embodiment, the fourth embodiment and the fifth embodiment in that the sleeve is a sleeve b12, the sleeve b12 is a cylindrical structure, and an outer convex ring portion 121 is coaxially disposed on the sleeve b12, and the outer convex ring portion 121 is disposed side by side along the axial direction of the sleeve b 12. After the corrugated pipe 100 is buried underground, the sleeve b12 can enlarge the contact area with soil through the outer convex ring part 121, the bearing capacity is improved, and deformation is not easy to occur, so that the corrugated pipe 100 is not easy to extrude and deform, and the firmness and the sealing performance of the connection of the connector to the corrugated pipe 100 are guaranteed.

EXAMPLE seven

The utility model provides a pair of straight wall buckle of two rubber ring formulas connects, compares in embodiment one, in this embodiment, setting element 2 is locating piece or holding ring, when setting element 2 is the locating piece, then sets up a plurality ofly around the sleeve, when setting element 2 is the holding ring, only sets up one.

Example eight

The utility model provides a pair of rubber ring formula straight wall buckle connects compares in embodiment one, in this embodiment, 3 axial both ends of spacing ring all are provided with guide ring portion 31, and guide ring portion 31 is along keeping away from 3 directions of spacing ring and slope or crooked to the inboard gradually, and guide ring portion 31 can lead the removal of bellows 100 for bellows 100 tip passes the passageway that penetrates more easily.

The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the knowledge of those skilled in the art.

Claims

1. The utility model provides a straight wall buckle of two rubber ring formulas connects which characterized in that includes:

the positioning piece (2) is arranged on the inner wall of the sleeve;

the limiting ring (3) is connected with one end, far away from the inner wall of the sleeve, of the positioning piece (2);

and the rubber rings (4) are respectively arranged on two sides of the positioning piece (2) along the length direction of the sleeve, and a penetrating channel is formed between each rubber ring (4) and the limiting ring (3).

2. The double-rubber-ring type straight-wall snap joint as claimed in claim 1, wherein the notch is a U-shaped notch a (101), the position-limiting buckle part is a flat buckle part (1011), and the flat buckle part (1011) is gradually inclined towards the inner side of the sleeve along the direction away from the end of the sleeve.

3. The double-rubber-ring type straight-wall buckle connector as claimed in claim 1, wherein the notch is a U-shaped notch b (102), the position-limiting buckle portion is a bent buckle portion (1021), and the bent buckle portion (1021) is gradually bent towards the inner side of the sleeve in a direction away from the end of the sleeve.

4. The double-rubber-ring type straight-wall snap joint according to claim 1, wherein the notch comprises a U-shaped notch c (103) and a U-shaped notch d (104), the limit buckle part comprises a buckling part a (1031) corresponding to the notch c (103) and a buckling part b (1041) corresponding to the notch d (104), the buckling part a (1031) is gradually bent towards the inner side of the sleeve along the direction approaching the end part of the sleeve, and the buckling part b (1041) is gradually bent towards the inner side of the sleeve along the direction away from the end part of the sleeve.

5. The double-ferrule straight-wall snap joint as in claim 1, wherein the notch is an open notch e (105), the position-limiting fastener is a claw fastener (1051), the claw fastener (1051) forms an acute angle with the inner wall of the sleeve, and the claw fastener (1051) faces the inner side of the sleeve.

6. The double-ring straight-walled snap joint of claim 1, wherein the notch is a U-shaped notch f (106), the position-limiting buckle part is a buckle part (1061), and the buckle part (1061) comprises a connecting plate part and an inner boss part which are integrally connected, and the inner boss part faces the inside of the sleeve.

7. A double-ferrule straight-wall snap-on fitting according to any one of claims 1 to 6, wherein the sleeve is a sleeve a (11), and the sleeve a (11) has a cylindrical structure.

8. The double-rubber-ring straight-wall snap joint according to any one of claims 1 to 6, wherein the sleeve is a sleeve b (12), the sleeve b (12) is of a cylindrical structure, and an outer convex ring part (121) is coaxially arranged on the sleeve b (12), and a plurality of outer convex ring parts (121) are arranged side by side along the axial direction of the sleeve b (12).

9. The double-ferrule straight-walled snap joint according to claim 1, wherein the positioning member (2) is a positioning block or a positioning ring.

10. The double-ferrule straight-wall snap-fit joint according to claim 1, wherein the retainer ring (3) is provided with guide ring portions (31) at both axial ends, and the guide ring portions (31) are gradually inclined or curved inward in a direction away from the retainer ring (3).