CN217736633U - Single rubber ring sleeve - Google Patents

Abstract

The utility model relates to a bellows connection field specifically is a single rubber ring cover section of thick bamboo. It comprises a sleeve, a rubber ring, a positioning piece and a reinforcing ring; two groups of buckle limiting structures are symmetrically arranged on the sleeve, a plurality of groups of observation hole assemblies are arranged on the sleeve, and each observation hole assembly comprises a plurality of observation holes which are distributed in an array manner along the axial direction and the circumferential direction of the sleeve; the rubber ring is coaxially arranged in the middle of the inner wall of the sleeve; the positioning pieces are symmetrically arranged in two groups on the inner wall of the sleeve along the axial direction relative to the rubber ring; the strengthening ring is coaxial to be set up on the sleeve outer peripheral face, and the strengthening ring correspondence is located the rubber ring outside. The utility model discloses thereby can prevent effectively that the sleeve from taking place deformation and guarantee sealing performance.

Description

Single rubber ring sleeve

Technical Field

The utility model relates to a bellows connection field especially relates to a single rubber ring cover section of thick bamboo.

Background

The drainage pipe comprises a corrugated pipe and other types of pipelines, mainly takes 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 highway; the back of various retaining walls and side ditches of the expressway are vertically and horizontally drained; draining water from underground tunnels and tunnels; water supply and drainage of municipal works, sewage plants, water purification plants, garbage dumps and the like; drainage of golf courses, parks, sports grounds, and the like; slope water and soil conservation is developed on hilly land; underground drainage of land preparation works, etc.

The length of a single corrugated pipe is fixed, and when the length of a total pipeline required to be used exceeds the length of the single corrugated pipe, a plurality of corrugated pipes need to be connected by using a connecting structure so as to obtain the pipeline reaching the total length. Generally, a sleeve connection structure is used for connecting corrugated pipes, two corrugated pipes are inserted into the inner sides of two ends of the sleeve connection structure, and sealing connection is performed through rubber rings. However, at the rubber ring, the bellows can strut the rubber ring outwards, so that the sleeve is extruded by the rubber ring at the position, the sleeve is easy to deform outwards, gaps may be formed among the rubber ring, the bellows and the sleeve, and the sealing performance cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is to the problem that exists among the background art, thereby provides one kind and can prevent effectively that the sleeve from taking place the single rubber ring sleeve that deformation guaranteed sealing performance.

The technical proposal of the utility model is that a single rubber ring sleeve comprises a sleeve, a rubber ring, a positioning piece and a reinforcing ring; two groups of buckle limiting structures are symmetrically arranged on the sleeve, a plurality of groups of observation hole assemblies are arranged on the sleeve, and each observation hole assembly comprises a plurality of observation holes which are distributed in an array manner along the axial direction and the circumferential direction of the sleeve; the rubber ring is coaxially arranged in the middle of the inner wall of the sleeve; the positioning pieces are symmetrically arranged in two groups on the inner wall of the sleeve along the axial direction relative to the rubber ring; the reinforcing ring is coaxially arranged on the outer peripheral surface of the sleeve, and the reinforcing ring is correspondingly positioned on the outer side of the rubber ring.

Preferably, the sleeve is of any one of the following forms A, B, C and D:

A. the outer peripheral surface of the sleeve is circular, and the inner peripheral surface of the sleeve is circular;

B. the outer peripheral surface of the sleeve is a regular polygon, and the inner peripheral surface of the sleeve is a circle;

C. the outer peripheral surface of the sleeve is circular, and the inner peripheral surface of the sleeve is a regular polygon;

D. the outer peripheral surface of the sleeve is a regular polygon, and the inner peripheral surface of the sleeve is a regular polygon;

when the inner peripheral surface of the sleeve is in a regular polygon shape, the rubber ring is in a regular polygon structure; when the outer peripheral surface of the sleeve is in a regular polygon shape, the reinforcing ring is in a regular polygon structure.

Preferably, the width of the reinforcing ring in the axial direction is larger than the width of the rubber ring in the axial direction.

Preferably, the rubber ring is a rubber ring a, and clamping grooves a are formed in the joints of the inner peripheral surface of the rubber ring a and the two axial end surfaces.

Preferably, the rubber ring is a rubber ring b, and the joint of the outer peripheral surface of the rubber ring b and the two axial end surfaces is provided with a clamping groove b.

Preferably, the outer peripheral surface of the sleeve is coaxially provided with a plurality of annular reinforcing ribs a, the plurality of reinforcing ribs a are arranged side by side along the axial direction of the sleeve, strip-shaped reinforcing ribs b are connected between every two adjacent reinforcing ribs a and between the reinforcing ring and the reinforcing ribs a, and the plurality of reinforcing ribs b are uniformly arranged around the sleeve.

Preferably, the sleeve is provided with an opening, and the buckle limiting structure is a straight plate part or a bent plate part;

the straight plate part is integrally connected with one end of the opening close to the end part of the sleeve, and the straight plate part gradually inclines towards the inner side of the sleeve along the direction from the connecting end to the opposite other end;

the bent plate part is integrally connected to one end of the opening close to the end part of the sleeve, and the bent plate part is gradually bent towards the inner side of the sleeve along the direction from the connecting end to the opposite other end.

Preferably, the two ends of the sleeve are provided with an outer expansion cylinder part with the increased diameter, and the opening and the buckle limiting structure are both positioned on the outer expansion cylinder part.

Preferably, the buckle limiting structure is a plurality of inner folded plate parts which are uniformly distributed in an annular shape or a plurality of outer folded plate parts which are uniformly distributed in an annular shape, a gap is formed between two adjacent inner folded plate parts or between two adjacent outer folded plate parts, and the gap extends to the sleeve;

the inner folded plate part is positioned at the end part of the sleeve, and the inner folded plate part is gradually inclined towards the inner side of the sleeve in the axial direction along the direction far away from the end part of the sleeve;

the outer folded plate portion is located at the end portion of the sleeve, and the outer folded plate portion is gradually inclined towards the outer side of the axial direction of the sleeve along the direction far away from the end portion of the sleeve.

Preferably, the sleeve both ends all have the flaring section of thick bamboo portion that increases of diameter, and breach and buckle limit structure all are located flaring section of thick bamboo portion outward.

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

the utility model discloses thereby can prevent effectively that the sleeve from taking place deformation and guarantee sealing performance. When the corrugated pipe is connected, the corrugated pipe is inserted from the end part of the sleeve, the wave crest part at the outermost side of the corrugated pipe is abutted to the positioning piece and positioned through the positioning piece, and the end part of the corrugated pipe is abutted to the rubber ring and sealed through the rubber ring. The buckle limit structure can be clamped between two adjacent wave peak parts on the corrugated pipe, and the corrugated pipe is limited. The strengthening ring corresponds and is located the rubber ring outside, can effectively improve the enhancement to sleeve structure, prevents that this department of sleeve region from outwards being strutted by the rubber ring, has avoided deformation for be difficult for appearing the gap between the sleeve in rubber ring and the outside, and the rubber ring also is difficult for appearing the gap with inboard bellows, thereby has effectively guaranteed the sealing performance of rubber ring.

Drawings

Fig. 1 is a structural sectional view of a first embodiment of the present invention;

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

fig. 3 is a structural sectional view of a second embodiment of the present invention;

fig. 4 is a structural sectional view of a third embodiment of the present invention;

fig. 5 is a structural sectional view of a fourth embodiment of the present invention;

fig. 6 is a structural sectional view of a fifth embodiment of the present invention;

fig. 7 is a structural sectional view of a sixth embodiment of the present invention;

fig. 8 is a structural sectional view of a seventh embodiment of the present invention;

fig. 9 is a structural sectional view of an eighth embodiment of the present invention;

fig. 10 is a structural sectional view of a ninth embodiment of the present invention.

Reference numerals: 100. an outwardly-expanded cylindrical portion; 1. a sleeve; 101. an observation hole; 102. an opening; 11. a straight plate portion; 12. a bent plate portion; 13. an inner flap portion; 131. a notch; 14. an outer flap portion; 21. a rubber ring a; 211. a clamping groove a; 22. a rubber ring b; 221. a clamping groove b; 3. a positioning member; 4. a reinforcement ring; 5. a bellows.

Detailed Description

Example one

As shown in fig. 1 and fig. 2, the single rubber ring sleeving according to the embodiment includes a sleeve 1, a rubber ring, a positioning member 3 and a reinforcing ring 4.

The sleeve 1 is symmetrically provided with two groups of buckle limiting structures, the sleeve 1 is provided with an opening 102, the buckle limiting structures are straight plate parts 11, the straight plate parts 11 are integrally connected to one end, close to the end part of the sleeve 1, of the opening 102, the straight plate parts 11 gradually incline towards the inner side of the sleeve 1 along the direction from the connecting end to the opposite other end, when the corrugated pipe 5 is installed, the straight plate parts 11 are firstly pushed outwards by the corrugated pipe 5, and when the corrugated pipe 5 is inserted into the positioning part 3, the straight plate parts 11 rebound and are clamped between two adjacent wave crest parts on the corrugated pipe 5; set up multiunit observation hole subassembly on the sleeve 1, observe the hole subassembly and include along 1 axial of sleeve and a plurality of observation holes 101 that the circumference array distributes, multiunit observation hole subassembly distributes in the rubber ring both sides, observes between the adjacent two crest portions of hole 101 towards different regions on the bellows 5, and these observation holes 101 are used for observing whether the inboard condition of leaking that leads to because of the rubber ring is sealed insecure appears.

The rubber ring is coaxially arranged in the middle of the inner wall of the sleeve 1; the rubber ring is rubber ring a21, and the joint department of the inner peripheral surface of rubber ring a21 and two axial terminal surfaces all is provided with draw-in groove a211, and 5 tip of bellows can block in draw-in groove a211 department, through cell type structure and 5 terminal surfaces of bellows and partly outer peripheral face contact, can realize supporting tightly, can realize sealing connection again.

The positioning pieces 3 are symmetrically arranged in two groups on the inner wall of the sleeve 1 along the axial direction relative to the rubber ring; the locating piece 3 is a locating ring or a locating piece, the locating piece evenly sets up a plurality ofly around sleeve 1, can realize fixing a position bellows 5 insertion sleeve 1's extreme position through locating ring or locating piece, guarantees that buckle limit structure can just in time block on bellows 5 between two adjacent crest portions to carry out spacingly to bellows 5.

The reinforcing ring 4 is coaxially arranged on the outer peripheral surface of the sleeve 1, and the reinforcing ring 4 is correspondingly positioned on the outer side of the rubber ring. The width of the reinforcing ring 4 in the axial direction is larger than that of the rubber ring in the axial direction, so that the outer supporting area of the rubber ring on the sleeve 1 can be fully covered.

The annular strengthening rib a of coaxial being provided with on the 1 outer peripheral face of sleeve, strengthening rib a sets up a plurality ofly side by side along sleeve 1 axial, all is connected with banding strengthening rib b between the adjacent strengthening rib a and between strengthening ring 4 and the strengthening rib a, and strengthening rib b evenly sets up many around sleeve 1 to can form netted strengthening rib, further improve sleeve 1's structural strength and anti deformability.

This embodiment can effectively prevent sleeve 1 from taking place deformation thereby to guarantee sealing performance. When the corrugated pipe 5 is connected, the corrugated pipe 5 is inserted from the end part of the sleeve 1, the wave crest part of the outermost side of the corrugated pipe 5 is abutted to the positioning part 3 and is positioned by the positioning part 3, and the end part of the corrugated pipe 5 is abutted to the rubber ring and is sealed by the rubber ring. The buckle limiting structure can be clamped between two adjacent wave peak parts on the corrugated pipe 5, and the corrugated pipe 5 is limited. The strengthening ring 4 corresponds and is located the rubber ring outside, can effectively improve the enhancement to sleeve 1 structure, prevents that sleeve 1 should locate the region and outwards strutted by the rubber ring, has avoided deformation for be difficult for appearing the gap between the sleeve 1 in rubber ring and the outside, and the rubber ring is difficult for appearing the gap with inboard bellows 5, thereby has effectively guaranteed the sealing performance of rubber ring.

Further, the sleeve may be of various forms of construction, such as:

(1) The outer peripheral surface of the sleeve is circular, and the inner peripheral surface of the sleeve is circular; the connecting device is suitable for connecting a rotary corrugated pipe;

(2) The outer peripheral surface of the sleeve is a regular polygon, and the inner peripheral surface of the sleeve is a circle; the reinforcing ring 4 is designed into a corresponding regular polygon structure; the corrugated pipe is suitable for being connected with a rotary corrugated pipe, and the peripheral surface of the regular polygon can be convenient for the sleeve to be stably arranged;

(3) The outer peripheral surface of the sleeve is circular, and the inner peripheral surface of the sleeve is a regular polygon; the rubber ring is designed into a corresponding regular polygon structure; the corrugated pipe is suitable for being connected with a corrugated pipe with polygonal outer peripheral corrugations, and the firmness of connection with the corrugated pipe can be improved by the inner peripheral surface of a regular polygon;

(4) The outer peripheral surface of the sleeve is a regular polygon, and the inner peripheral surface of the sleeve is a regular polygon; the rubber ring and the reinforcing ring are designed into corresponding regular polygon structures; the corrugated pipe connecting structure is suitable for connecting corrugated pipes with regular polygonal outer peripheral corrugations, and the firmness of connection with the corrugated pipes can be improved by the inner peripheral surfaces of the regular polygons.

Example two

As shown in fig. 3, compared with the first embodiment, in the present embodiment, the sleeve 1 is provided with an opening 102, and the buckle limiting structure is a bent plate portion 12; the bent plate portion 12 is integrally connected to one end of the opening 102 near the end of the sleeve 1, and the bent plate portion 12 is gradually bent toward the inside of the sleeve 1 in a direction from the connected end to the opposite end. During the process of inserting the corrugated pipe 5 into the sleeve 1, the corrugated pipe 5 will push the bent plate part 12 open, and after the corrugated pipe 5 moves to the target position, the bent plate part 12 rebounds and is clamped between two adjacent crest parts on the corrugated pipe 5, so as to limit the corrugated pipe 5 in another structural form.

EXAMPLE III

As shown in fig. 4, in the single-rubber-ring sleeve provided in this embodiment, compared with the first embodiment, in this embodiment, the buckle limiting structure is a plurality of inner folded plate portions 13 uniformly distributed in a ring shape, a gap 131 is formed between two adjacent inner folded plate portions 13, and the gap 131 extends to the sleeve 1; the inner folding plate part 13 is positioned at the end part of the sleeve 1, and the inner folding plate part 13 gradually inclines towards the inner side of the sleeve 1 in the axial direction along the direction far away from the end part of the sleeve 1. When the corrugated pipe 5 is inserted into the sleeve 1, the corrugated pipe 5 pushes the inner folded plate 13 inwards through the wave crest part, and after the corrugated pipe 5 is installed in place, the inner folded plate 13 is clamped between two adjacent wave crest parts on the corrugated pipe 5. The notches 131 ensure smooth elastic deformation of the inner flap 13.

Example four

As shown in fig. 5, in the single-rubber-ring sleeve provided in this embodiment, compared with the first embodiment, in this embodiment, the buckle limiting structure is a plurality of outer folding plate portions 14 uniformly distributed in a ring shape, a gap 131 is formed between two adjacent outer folding plate portions 14, and the gap 131 extends to the sleeve 1; the outer flap portion 14 is located at an end portion of the sleeve 1, and the outer flap portion 14 is gradually inclined outward in the axial direction of the sleeve 1 in a direction away from the end portion of the sleeve 1. The outer folding plate part 14 is firstly broken outwards, the corrugated pipe 5 is inserted into the sleeve 1, after the corrugated pipe 5 is installed in place, the outer folding plate part 14 is loosened, and the outer folding plate part 14 can be clamped between two adjacent corrugated peak parts on the corrugated pipe 5. The notches 131 ensure smooth elastic deformation of the outer flap 14.

EXAMPLE five

As shown in fig. 6, in the single rubber ring sleeve provided in this embodiment, compared with the first embodiment, in this embodiment, both ends of the sleeve 1 have the outward-expanding cylindrical portion 100 with the increased diameter, the opening 102 and the straight plate portion 11 are both located on the outward-expanding cylindrical portion 100, the inner diameter of the outward-expanding cylindrical portion 100 is increased, the corrugated pipe 5 can be conveniently and smoothly inserted, and the straight plate portion 11 can still be effectively clamped on the corrugated pipe 5 for limiting.

EXAMPLE six

As shown in fig. 7, compared with the second embodiment, in the present embodiment, the sleeve 1 has the outer expanding cylinder portion 100 with the diameter increased at both ends, the opening 102 and the bent plate portion 12 are both located on the outer expanding cylinder portion 100, the inner diameter of the outer expanding cylinder portion 100 is increased, the corrugated pipe 5 can be inserted into the opening conveniently and smoothly, and the bent plate portion 12 can still be effectively clamped on the corrugated pipe 5 for limiting.

EXAMPLE seven

As shown in fig. 8, compared with the third embodiment, in the third embodiment, the sleeve 1 of the present embodiment has the outer expanding tube portion 100 with an increased diameter at both ends, the notch 131 and the inner folded plate portion 13 are both located on the outer expanding tube portion 100, the inner diameter of the outer expanding tube portion 100 is increased, so that the corrugated tube 5 can be inserted smoothly and conveniently, and the inner folded plate portion 13 can still be effectively clamped on the corrugated tube 5 to firmly limit the corrugated tube 5.

Example eight

As shown in fig. 9, in the single-rubber-ring sleeve provided in this embodiment, compared with the fourth embodiment, in this embodiment, both ends of the sleeve 1 have the outward-expanding tube portion 100 with the increased diameter, the notch 131 and the outward flap portion 14 are both located on the outward-expanding tube portion 100, the inner diameter of the outward-expanding tube portion 100 is increased, so as to conveniently and smoothly insert the corrugated tube 5, and the outward flap portion 14 can still be effectively clamped on the corrugated tube 5 to firmly limit the corrugated tube 5.

Example nine

As shown in fig. 10, compared with the first embodiment, in the first embodiment, the rubber ring is a rubber ring b22, the joint of the outer peripheral surface of the rubber ring b22 and the two axial end surfaces is provided with a clamping groove b221, and after the corrugated pipe 5 is installed in place, the end surface and a part of the inner peripheral surface of the corrugated pipe 5 are in sealing connection with the clamping groove b221, so that effective sealing performance is realized in another structural form.

The embodiments of the present invention have been described in detail with reference to the accompanying 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 scope of knowledge possessed by those skilled in the art.

Claims (10)

1. A single-rubber snare comprising:

the sleeve (1) is symmetrically provided with two groups of buckle limiting structures, a plurality of groups of observation hole assemblies are arranged on the sleeve, and each observation hole assembly comprises a plurality of observation holes (101) which are distributed in an array manner along the axial direction and the circumferential direction of the sleeve (1);

the rubber ring is coaxially arranged in the middle of the inner wall of the sleeve (1);

the positioning pieces (3) are arranged on the inner wall of the sleeve (1) in two groups along the axial direction symmetrically relative to the rubber ring;

and the reinforcing ring (4) is coaxially arranged on the outer peripheral surface of the sleeve (1) and is correspondingly positioned outside the rubber ring.

2. A single-rubber snare drum according to claim 1, wherein the sleeve (1) is a structure in the form of any one of A, B, C and D:

A. the outer peripheral surface of the sleeve (1) is circular, and the inner peripheral surface of the sleeve (1) is circular;

B. the outer peripheral surface of the sleeve (1) is a regular polygon, and the inner peripheral surface of the sleeve (1) is a circle;

C. the outer peripheral surface of the sleeve (1) is circular, and the inner peripheral surface of the sleeve (1) is a regular polygon;

D. the outer peripheral surface of the sleeve (1) is a regular polygon, and the inner peripheral surface of the sleeve (1) is a regular polygon;

when the inner peripheral surface of the sleeve (1) is in a regular polygon shape, the rubber ring is in a regular polygon structure; when the outer peripheral surface of the sleeve (1) is a regular polygon, the reinforcing ring (4) is of a regular polygon structure.

3. A single rubber grommet according to claim 1, characterized in that the width of the reinforcement ring (4) in the axial direction is greater than the width of the rubber ring in the axial direction.

4. A single rubber ring sleeve according to claim 1, wherein the rubber ring is a rubber ring a (21), and a clamping groove a (211) is formed at the joint of the inner circumferential surface and the two axial end surfaces of the rubber ring a (21).

5. The single-rubber-ring sleeve as claimed in claim 1, wherein the rubber ring is a rubber ring b (22), and a clamping groove b (221) is formed at the joint of the outer circumferential surface of the rubber ring b (22) and the two axial end surfaces.

6. A single rubber ring sleeving according to claim 1, wherein a plurality of annular reinforcing ribs a are coaxially arranged on the outer circumferential surface of the sleeve (1), the plurality of reinforcing ribs a are arranged side by side along the axial direction of the sleeve (1), strip-shaped reinforcing ribs b are connected between every two adjacent reinforcing ribs a and between the reinforcing rings (4) and the reinforcing ribs a, and the plurality of reinforcing ribs b are uniformly arranged around the sleeve (1).

7. A single rubber ring sleeve as claimed in claim 1, wherein the sleeve (1) is provided with an opening (102), and the snap limiting structure is a straight plate part (11) or a bent plate part (12);

the straight plate part (11) is integrally connected with one end of the opening (102) close to the end part of the sleeve (1), and the straight plate part (11) gradually inclines towards the inner side of the sleeve (1) along the direction from the connecting end to the opposite other end;

the bent plate part (12) is integrally connected to one end of the opening (102) close to the end part of the sleeve (1), and the bent plate part (12) is gradually bent towards the inner side of the sleeve (1) along the direction from the connecting end to the opposite other end.

8. A single rubber ring sleeve as claimed in claim 7, wherein the sleeve (1) has enlarged diameter outer enlarged cylindrical portions (100) at both ends, and the opening (102) and the snap-fit retainer are located on the outer enlarged cylindrical portions (100).

9. A single rubber ring sleeve as claimed in claim 1, wherein the snap limiting structure is a plurality of inner folded plate parts (13) which are uniformly distributed in a ring shape or a plurality of outer folded plate parts (14) which are uniformly distributed in a ring shape, a gap (131) is formed between two adjacent inner folded plate parts (13) or between two adjacent outer folded plate parts (14), and the gap (131) extends to the sleeve (1);

the inner folded plate part (13) is positioned at the end part of the sleeve (1), and the inner folded plate part (13) gradually inclines towards the inner side of the sleeve (1) in the axial direction along the direction far away from the end part of the sleeve (1);

the outer folding plate part (14) is positioned at the end part of the sleeve (1), and the outer folding plate part (14) gradually inclines to the outer side of the sleeve (1) in the axial direction along the direction far away from the end part of the sleeve (1).

10. A single rubber ring sleeve as claimed in claim 9, wherein the sleeve (1) has enlarged diameter outer enlarged cylindrical portions (100) at both ends, and the notch (131) and the snap-fit limiting structure are located on the outer enlarged cylindrical portions (100).

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