CN210423873U - Composite rubber sealing ring for ultra-large water supply socket pipe - Google Patents

Abstract

The application discloses a composite rubber sealing ring for an ultra-large water supply socket pipe, which comprises an anti-drop ring groove arranged at the near end part in a bell mouth of the socket pipe; an anti-drop rubber ring is arranged on one side, far away from the outer part of the socket, in the anti-drop ring groove; the anti-drop rubber ring is provided with an adjusting ring groove; a plurality of fixing tongues are arranged on the anti-falling rubber ring; a plurality of fixing tongues are sleeved with first fixing blocks; a second fixing block is clamped between one side of the anti-falling ring groove close to the outer part of the socket and two adjacent first fixing blocks; an anti-drop convex ring is integrally arranged on the outer wall of the socket pipe; a rubber ring groove is arranged on one side of the anti-drop ring groove in the socket; a rubber sealing ring is arranged in the rubber ring groove. The utility model discloses be convenient for install, it is effectual to link up, and the time limit for a project is practiced thrift to difficult slippage, reduces construction cost, and is sealed effectual.

Description

Composite rubber sealing ring for ultra-large water supply socket pipe

Technical Field

The disclosure generally relates to the technical field of rubber fittings, in particular to a composite rubber sealing ring for an ultra-large water supply socket pipe.

Background

The socket pipe has been used a large amount in urban water supply network, and the pipeline diameter of some of them trunk lines is very big, carries out waterproof sealing through rubber seal between the bellmouth of socket pipe and the socket, and ordinary rubber seal seals the effect generally, for preventing the linking department slippage of socket pipe, needs to carry out complicated reinforcement processing moreover, and the pipe network is laid the engineering time longer, and construction cost is higher.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defects or shortcomings in the prior art, it is desirable to provide a composite rubber sealing ring for an ultra-large water supply socket pipe, which is convenient to install, good in engagement effect, not easy to slip, capable of saving the construction period, reducing the construction cost and good in sealing effect.

The utility model provides a composite rubber sealing ring for an ultra-large water supply socket pipe, which comprises an anti-drop ring groove arranged near the end part in a bell mouth of the socket pipe; an anti-drop rubber ring is arranged on one side, far away from the outer part of the socket, in the anti-drop ring groove; one side of the anti-drop rubber ring close to the outer part of the bellmouth is provided with an adjusting ring groove along the annular direction; a plurality of fixing tongues are arranged on the anti-falling rubber ring at one side edge of the adjusting ring groove close to the ring center; the fixing tongues are uniformly arranged along the circumferential direction of the anti-drop rubber ring;

a plurality of fixing tongues are sleeved with first fixing blocks; the side wall of the first fixed block close to the fixed tongue is provided with a slot matched with the fixed tongue; two shoulders of the first fixing block, which are far away from the anti-falling rubber ring, are symmetrically provided with first connecting inclined planes; the edge of the first connecting inclined plane far away from the axis of the socket pipe is raised to form a first limiting convex edge; a first clamping inclined plane is arranged on one side, located on the first limiting convex edge, of the side wall of the first fixing block; a first chamfer is arranged at the edge of the first fixed block, which is close to the outer part of the bellmouth;

a second fixing block is clamped between one side of the anti-falling ring groove close to the outer part of the socket and two adjacent first fixing blocks; two shoulders of the second fixed block, which are close to the first fixed block, are symmetrically provided with second connecting inclined planes; the middle part of the second connecting inclined plane is provided with a second limiting convex edge matched with the first limiting convex edge; one side of the second limiting convex edge, which is close to the axis of the socket pipe, is provided with a second clamping inclined plane matched with the first clamping inclined plane; one side of the second limiting convex edge, which is far away from the axis of the socket pipe, is provided with a sliding inclined plane; a second chamfer is arranged at the edge of the second fixed block close to the outer part of the socket;

an anti-drop convex ring is integrally arranged on the outer wall of the spigot close to the end part of the socket pipe; a rubber ring groove is formed in one side, close to the inner part of the socket, of the anti-drop ring groove in the socket; a rubber sealing ring is arranged in the rubber ring groove.

Preferably, the inner ring surface of the rubber sealing ring is inclined inwards from the outer part to the inner part of the socket to form a sealing inclined surface; a clamping convex ring is integrally arranged on one side of the outer ring surface of the rubber sealing ring, which is close to the outer part of the bellmouth; one end of the rubber sealing ring, which is far away from the outside of the socket, is provided with a lip-shaped sealing end part.

Preferably, the block body of the first fixing block is arranged along the annular bending direction of the anti-drop ring groove; the radian of the first fixing block is matched with the radian of the outer wall of the socket; the block body of the second fixing block is arranged along the annular bending of the anti-drop ring groove; the radian of the second fixed block is matched with the radian of the first fixed block.

Preferably, the first fixing block and the second fixing block are both made of light alloy materials; the surfaces of the first fixing block and the second fixing block are provided with antirust coatings.

Preferably, a first installation marking is arranged on the inner ring surface of the anti-falling rubber ring corresponding to the central line of the fixing tongue; and a second mounting marking corresponding to the central line of the slot is arranged on the outer surface of the first fixed block.

Preferably, the second fixed block is provided with a structure through hole along a direction perpendicular to the axis of the socket pipe.

Compared with the prior art, the beneficial effects of this application are: the composite rubber sealing ring for the ultra-large water supply socket pipe is provided with the anti-drop rubber ring, the first fixing block and the second fixing block, and the anti-drop rubber ring, the first fixing block and the second fixing block are arranged in the anti-drop ring groove, so that the installation is convenient and rapid;

the anti-falling rubber ring, the first fixing block and the second fixing block are matched with the anti-falling convex ring on the socket, so that after the socket extends into the socket, the anti-falling convex ring is clamped in the socket by the first fixing blocks, the socket is not easy to slip, and an additional reinforcing treatment process is not needed;

the method has the advantages of convenient installation, good connection effect, saving of construction period and reduction of construction cost;

the inboard of the interior anticreep ring of socket is provided with rubber seal, is provided with the joint bulge loop on rubber seal's the outer anchor ring, with rubber seal fixed mounting in the rubber ring inslot, the terminal surface that rubber seal is close to rivers is the sealed tip of lip, and it is bigger that sealed tip opens when receiving water pressure, and sealed effect is better.

Drawings

Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:

fig. 1 is a schematic structural view of a composite rubber sealing ring for an ultra-large water supply socket pipe, provided in an embodiment of the present application, before socket pipes are joined and installed;

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

fig. 3 is a schematic structural view of a composite rubber sealing ring for an ultra-large water supply socket pipe, which is provided in the embodiment of the present application, after the socket pipe is connected and installed;

FIG. 4 is an enlarged view of the structure at B in FIG. 3;

FIG. 5 is a schematic structural view of the anti-dropping rubber ring;

FIG. 6 is a schematic cross-sectional view at C-C of FIG. 5;

FIG. 7 is a schematic cross-sectional view of the first fixing block;

FIG. 8 is a schematic cross-sectional view of a second fixing block;

FIG. 9 is a schematic view of an assembly structure of the anti-dropping rubber ring, the first fixing block and the second fixing block;

FIG. 10 is a schematic structural view of a rubber seal ring;

fig. 11 is a schematic cross-sectional view at D-D in fig. 10.

Reference numbers in the figures: 11. inserting a pipe; 12. a socket; 13. a socket; 14. an anti-drop rubber ring; 15. a first fixed block; 16. a second fixed block; 17. a rubber seal ring;

21. an anti-drop ring groove; 22. a rubber ring groove;

31. an anti-drop convex ring;

41. an adjusting ring groove; 42. fixing the tongue; 43. a first installation marking;

51. a slot; 52. a first engagement ramp; 53. a first limit flange; 54. a first clamping inclined plane; 55. a first chamfer;

61. a second engagement ramp; 62. a second limiting convex edge; 63. a second clamping inclined plane; 64. a sliding ramp; 65. a second chamfer; 66. a structural via;

71. sealing the inclined plane; 72. clamping the convex ring; 73. the ends are sealed.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1 to 11, an embodiment of the present application provides a composite rubber sealing ring for a super-large water supply socket pipe, which includes an anti-separation ring groove 21 disposed in a socket 12 of the socket pipe 11 near an end portion; an anti-drop rubber ring 14 is arranged on one side of the anti-drop ring groove 21 far away from the outer part of the socket 12; an adjusting ring groove 41 is arranged on one side of the anti-drop rubber ring 14 close to the outer part of the bellmouth 12 along the ring direction; a plurality of fixing tongues 42 are arranged on the anti-drop rubber ring 14 at one side edge of the adjusting ring groove 21 close to the ring center; the fixing tongues 42 are uniformly arranged along the circumferential direction of the anti-drop rubber ring 14;

the first fixing blocks 15 are sleeved on the fixing tongues 42; the side wall of the first fixing block 42 close to the fixing tongue 42 is provided with a slot 51 matched with the fixing tongue 42; the first fixing block 42 extends into the slot 51 through the fixing tongue 42 and is fixed on one side of the anti-falling rubber ring 14; two shoulders of the first fixing block 15 far away from the anti-falling rubber ring 14 are symmetrically provided with first connecting inclined planes 52; the edge of the first connecting inclined surface 52, which is far away from the axis of the socket pipe 11, is raised to form a first limiting convex edge 53; a first clamping inclined plane 54 is arranged on one side of the side wall of the first fixing block 15, which is positioned on the first limiting convex edge 53; a first chamfer 55 is arranged at the edge of the first fixing block 15 close to the outer part of the socket 12;

a second fixing block 16 is clamped between one side of the anti-falling ring groove 21 close to the outer part of the socket 12 and two adjacent first fixing blocks 15; the second fixing block 16 is symmetrically provided with second connecting inclined planes 61 close to two shoulders of the first fixing block 15; the middle part of the second connecting inclined surface 61 is provided with a second limiting convex edge 62 matched with the first limiting convex edge 53; one side of the second limiting convex edge 62 close to the axis of the socket pipe 11 is provided with a second clamping inclined surface 63 matched with the first clamping inclined surface 54; one side of the second limiting convex edge 62, which is far away from the axis of the socket pipe 11, is provided with a sliding inclined surface 64; a second chamfer 65 is arranged at the edge of the second fixed block 16 close to the outer part of the socket 12;

an anti-falling convex ring 31 is integrally arranged on the outer wall of the spigot 13 of the socket pipe 11 close to the end part; a rubber ring groove 22 is formed in one side, close to the inner part of the socket 12, of the anti-drop ring groove 21 in the socket 12; the rubber seal 17 is provided in the rubber seal groove 22.

As shown in fig. 9, in the present application, when the rubber ring is installed, the anti-separation rubber ring 14 is installed on one side of the anti-separation ring groove 21 close to the inside, two first fixing blocks 15 are installed on two adjacent fixing tongues 42 of the anti-separation rubber ring 14, then an expander is used to expand a gap between the first fixing block 15 and the anti-separation ring groove 21, the second fixing block 16 is placed between the two first fixing blocks 15, so that the second engagement inclined surfaces 61 of the two shoulders of the second fixing block 16 are engaged with the corresponding first engagement inclined surfaces 52, after the expander is released, the first fixing block 15 compresses the second fixing block 16 under the recovery elasticity of the anti-separation rubber ring 14, and the first fixing block 15 and the second fixing block 16 in the anti-separation ring groove 21 are all installed in sequence.

When the socket 13 extends into the socket 12, the anti-falling convex ring 31 extends into the socket 12 after extruding the second chamfer 65 and the first chamfer 55, and after the anti-falling convex ring 31 extrudes the first fixing block 15, the socket 13 is held tightly by the first fixing block 15 at the recovery elasticity of the anti-falling rubber ring 14, so that the socket 13 is not easy to be separated from the socket 12.

In a preferred embodiment, the inner annular surface of the rubber seal 17 is inclined inward from the outer portion to the inner portion of the socket 12 to form a seal slope 71; a clamping convex ring 72 is integrally arranged on one side of the outer annular surface of the rubber sealing ring 17 close to the outer part of the socket 12; the end of the rubber sealing ring 17 remote from the socket 12 is provided with a lip-shaped sealing end 73.

The spigot 13 penetrates through the rubber sealing ring 17 by extruding the sealing inclined plane 71, the rubber sealing ring 17 is compressed and deformed between the spigot 12 and the spigot 13, the rubber sealing ring 17 expands and seals, the lip-shaped sealing end part is under the pressure of water flow in the spigot-and-socket pipe 11, the larger the water flow pressure is, the more the sealing end part expands and seals, and the sealing effect is better.

In a preferred embodiment, the blocks of the first fixing block 15 are arranged along the circumferential direction of the anti-slip ring groove 21 in a bending manner; the radian of the first fixing block 15 is matched with the radian of the outer wall of the socket 13; make first fixed block 15 more laminate to holding of socket 13, hold the effect of tightly better. The block body of the second fixing block 16 is bent along the annular direction of the anti-drop ring groove 21; the curvature of the second fixing block 16 matches the curvature of the first fixing block 15. The clamping fit degree of the second fixing block 16 and the first fixing block 15 is higher, and clamping is more stable.

In a preferred embodiment, the first fixing block 15 and the second fixing block 16 are made of light alloy materials, so that the weight of the components is reduced as much as possible while the structural strength is ensured; the surfaces of the first fixing block 15 and the second fixing block 16 are provided with antirust coatings to prevent rusting in a humid environment for a long time.

In a preferred embodiment, a first installation marking 43 is arranged on the inner annular surface of the anti-falling rubber ring 14 corresponding to the midline of the fixing tongue 42; the first fixing block 15 is provided on an outer surface thereof with a second installation index line 56 corresponding to a center line of the insertion groove 51. The second mounting index 56 is aligned with the first mounting index 43, so that the first fixing block 15 can be mounted on the fixing tongue 42 in a narrow space.

In a preferred embodiment, the second fixing block 16 is provided with a structural through hole 66 in a direction perpendicular to the axial center of the socket pipe 11, so that the weight of the component is reduced as much as possible while ensuring the structural strength.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims (6)

1. A composite rubber seal ring for an ultra-large water supply socket pipe is characterized by comprising an anti-drop ring groove arranged at the end close to the bell mouth of the socket pipe; an anti-falling rubber ring is arranged on one side, far away from the outer part of the socket, in the anti-falling ring groove; an adjusting ring groove is formed in one side, close to the outer portion of the bellmouth, of the anti-drop rubber ring in the circumferential direction; a plurality of fixing tongues are arranged on the anti-falling rubber ring at one side edge of the adjusting ring groove close to the ring center; the fixing tongues are uniformly arranged along the circumferential direction of the anti-falling rubber ring;

a first fixed block is sleeved on each of the fixed tongues; a slot matched with the fixing tongue is arranged on the side wall, close to the fixing tongue, of the first fixing block; two shoulders of the first fixing block, which are far away from the anti-falling rubber ring, are symmetrically provided with first connecting inclined planes; the edge of the first connecting inclined plane far away from the axis of the socket pipe is raised to form a first limiting convex edge; a first clamping inclined plane is arranged on one side, located on the first limiting convex edge, of the side wall of the first fixing block; a first chamfer is arranged at the edge of the first fixed block, which is close to the outer part of the bellmouth;

a second fixing block is clamped between one side of the anti-falling ring groove close to the outer part of the bellmouth and two adjacent first fixing blocks; the second fixing block is provided with second connecting inclined planes symmetrically close to two shoulders of the first fixing block; the middle part of the second connecting inclined plane is provided with a second limiting convex edge matched with the first limiting convex edge; one side of the second limiting convex edge, which is close to the axis of the socket pipe, is provided with a second clamping inclined plane matched with the first clamping inclined plane; one side of the second limiting convex edge, which is far away from the axis of the socket pipe, is provided with a sliding inclined plane; a second chamfer is arranged at the edge of the second fixed block, which is close to the outer part of the bellmouth;

an anti-falling convex ring is integrally arranged on the outer wall of the spigot close to the end part of the socket pipe; a rubber ring groove is formed in one side, close to the inner part of the socket, of the anti-drop ring groove in the socket; and a rubber sealing ring is arranged in the rubber ring groove.

2. The composite rubber sealing ring according to claim 1, wherein an inner annular surface of the rubber sealing ring is inclined inward from an outer portion to an inner portion of the socket to form a sealing slope; a clamping convex ring is integrally arranged on one side, close to the outer part of the bellmouth, of the outer ring surface of the rubber sealing ring; one end, far away from the socket outside, of the rubber sealing ring is provided with a lip-shaped sealing end part.

3. The composite rubber seal ring according to claim 2, wherein the block of the first fixing block is disposed along a circumferential direction of the anti-separation ring groove in a curved manner; the radian of the first fixing block is matched with the radian of the outer wall of the socket; the block body of the second fixing block is arranged along the annular bending direction of the anti-drop ring groove; the radian of the second fixed block is matched with the radian of the first fixed block.

4. The composite rubber seal ring according to claim 3, wherein the first fixing block and the second fixing block are both made of a light alloy material; and the surfaces of the first fixed block and the second fixed block are provided with antirust coatings.

5. The composite rubber sealing ring for the ultra-large water supply socket pipe according to claim 4, wherein a first installation marking is arranged on the inner ring surface of the anti-drop rubber ring corresponding to the center line of the fixing tongue; and a second mounting marking corresponding to the central line of the slot is arranged on the outer surface of the first fixed block.

6. The composite rubber sealing ring for the ultra-large water supply socket pipe as recited in claim 5, wherein the second fixing block is provided with a structural through hole along a direction perpendicular to the axis of the socket pipe.

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