CN215211395U - Sealing assembly - Google Patents

Abstract

The utility model discloses a sealing assembly, which comprises a sealing element and a base, wherein the sealing element is provided with a containing groove and a first through hole, and a plurality of first sealing lips and second sealing lips which extend obliquely relative to a first direction and extend along the circumferential direction are respectively convexly arranged at two ends of the sealing element in the first direction; the base is provided with a second through hole extending along the first direction, and a mounting flange suitable for being inserted into the accommodating groove is arranged on the second through hole; the first sealing lip and the second sealing lip are configured to respectively surround the first opening and the second opening and respectively abut against the first end face and the second end face when the first object and the second object are connected in place. The sealing assembly can enable the first opening on the first object to be communicated with the second opening on the second object in a sealing mode, and meanwhile, when the first object and the second object are connected for many times, the sealing assembly cannot be damaged in structure and can be used repeatedly for many times, and the sealing assembly has a good using effect and a long service life.

Description

Sealing assembly

Technical Field

The utility model relates to a sealing member technical field, concretely relates to seal assembly.

Background

In the prior art, a sewage draining exit is formed in the closestool, a first sewage draining channel is formed in the sewage draining exit, a base plate is arranged at the installation position of the closestool, a sewage draining pipeline is arranged on the base plate, and a second sewage draining channel is formed inside the sewage draining pipeline. When the closestool is installed, the sewage draining port needs to be aligned to the sewage draining pipeline for installation, the tightness of communication between the first sewage draining channel and the second sewage draining channel needs to be guaranteed, therefore, the rubber cement flange is generally adopted to be connected in a sealing mode in the prior art, the rubber cement flange mainly comprises a plastic joint and rubber cement paste, the rubber cement paste is arranged around the outer edge of the plastic joint, and the rubber cement paste is located at one end of the plastic joint facing the closestool. During the installation, install the sewage pipes with the rubber mud flange earlier on, make the lower extreme that the plastics connects stretch into during the second sewage pipes, the plastics connect can the overlap joint at the entrance of sewage pipes this moment, insert the rubber mud flange with the upper end opening that the drain of closestool aims at the rubber mud flange afterwards again, the weight of closestool itself can extrude the soft mud of rubber and make it warp this moment to make the clearance between drain and the sewage pipes filled up in with the realization sealed by the soft mud of rubber. Foretell sealing method is in the installation, probably because the upper end opening of the drain of closestool does not aim at the rubber mud flange, lead to on the drain extrudees the rubber soft mud to lead to the rubber soft mud to run out the position, if installing again this moment, then probably because the rubber soft mud leads to the leakproofness to descend, the risk of leaking appears.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned defect or problem that exist among the background art, provide a seal assembly, this seal assembly can install between first object and second object to make first opening on the first object communicate with second opening on the second object sealedly, when first object and second object carry out the connection operation many times simultaneously, the seal assembly structure can not destroyed, can used repeatedly many times, has better result of use and longer life.

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

the first technical scheme is as follows: a seal assembly for effecting sealed communication between a first opening and a second opening; the first opening is positioned on the first end surface of the first object; the second opening is positioned on the second end face of the second object; the first end face is directed toward the second end face; the method comprises the following steps: the sealing element is provided with a first through hole extending along a first direction and an accommodating groove extending along the circumferential direction of the first through hole, and a plurality of first sealing lips and second sealing lips which extend obliquely relative to the first direction and extend along the circumferential direction and have elastic deformation capacity are respectively convexly arranged at two ends of the sealing element in the first direction; the base is provided with a second through hole extending along the first direction, and the edge of the base is provided with a mounting flange suitable for being inserted into the accommodating groove; the first sealing lip and the second sealing lip are configured to respectively surround the first opening and the second opening and respectively abut against the first end face and the second end face when the first object and the second object are connected in place.

The second technical scheme based on the first technical scheme is as follows: two ends of the base in the first direction are respectively provided with a first base end communicated with the first opening and a second base end communicated with the second opening; the second through-hole has an inner diameter that tapers from the base first end toward the base second end.

A third technical solution based on the second technical solution: the second object is provided with a second pipeline communicated with the second opening; the base second end is configured to extend into the second conduit; at least two elastic sheets which are perpendicular to the first direction, protrude outwards and are in a centrosymmetric relation are distributed on the outer wall of the base at the position close to the second end of the base along the circumferential direction; the elastic sheet is configured to extend into the second pipeline and abut against the inner wall of the second pipeline so that the axis of the second through hole is coincident with the axis of the second opening.

A fourth technical solution based on the third technical solution: the mounting flange is arranged on the outer wall of the base and close to the first end of the base, protrudes outwards in a direction perpendicular to the first direction and extends along the circumferential direction of the base; the accommodating groove is formed in the hole wall of the first through hole.

A fifth technical solution based on the fourth technical solution: the first end face is provided with a flow guide flange which is protruded towards the second end face around the first opening; the deflector flange is configured for insertion into the second through-hole from the base first end.

A sixth technical solution based on the fifth technical solution: the second end face is provided with an overlapping flange which protrudes towards the first end face around the second opening; the mounting flange is adapted to overlap the overlap flange when the base extends into the second duct.

A seventh technical solution based on the first technical solution: the first sealing lips and/or the second sealing lips are concentrically arranged along the radial direction of the first through hole.

As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:

1. the sealing element is provided with the containing groove which can be matched with the base in an inserting way, and the installing flange on the base is inserted in the containing groove after the containing groove extends along the circumferential direction of the sealing element, so that the shape of the sealing element is more stable, and the deformation of the sealing element is avoided; meanwhile, the first sealing lip and the second sealing lip are arranged at the two ends of the sealing element respectively, when the first object and the second object are connected in place, the first sealing lip can be abutted against the first end face, and the second sealing lip can be abutted against the second end face, so that the first opening and the second opening are communicated with each other in a sealing mode through the first through hole in the sealing element and the second through hole in the base, and when the first object and the second object are connected for multiple times, the structure of the sealing element cannot be damaged, and the sealing element can be reused for multiple times.

2. The first end of the base is used for being communicated with the first opening, the second end of the base is used for being communicated with the second opening, and the inner diameter of the second through hole is gradually reduced from the first end of the base to the second end of the base, so that when the base is installed between the first object and the second object, a flow guide effect can be achieved between the first opening and the second opening, and the situation that fluid at the first opening flows outwards when the fluid flows into the second opening is avoided.

3. The elastic sheet is arranged on the outer wall of the base and can abut against the inner wall of the second pipeline when the base is inserted into the second pipeline, the base is kept in a state of the middle position of the second opening, and deviation of the position of the sealing assembly during installation is avoided.

4. The containing groove is arranged on the hole wall of the first through hole on the sealing element, namely the containing groove is arranged on the inner side of the sealing element, and meanwhile, the mounting flange is arranged at the position close to the first end of the base and protrudes outwards, so that the base can be conveniently mounted on the inner side of the sealing element, and the structural form of the sealing assembly is more stable.

5. The guide flange arranged on the first end surface can be inserted into the second through hole, so that the fluid flowing out from the first opening is avoided.

6. The lap joint flange that sets up on the second terminal surface can supply the mounting flange overlap joint on the base for the second seal lip can not be extruded completely on the second terminal surface, avoids the second seal lip deformation excessively, thereby makes the second seal lip keep good sealed effect, also can make the installation of base more convenient.

7. The first sealing lips and the second sealing lips are concentrically arranged, so that the sealing fault tolerance rate can be increased, and the sealing performance of the sealing assembly is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view illustrating a use state of an embodiment of a sealing assembly provided by the present invention;

fig. 2 is a schematic structural diagram of an embodiment of a sealing assembly provided by the present invention;

FIG. 3 is a schematic structural diagram of the base in FIG. 2;

FIG. 4 is a schematic view of the seal of FIG. 2;

fig. 5 is a schematic view of a sealing assembly according to the present invention when the sealing assembly is installed in a toilet.

Description of the main reference numerals:

10. a toilet bowl; 11. a flow directing flange; 12. a sewage draining outlet; 20. a base; 21. a blowdown line; 22. overlapping the flanges; 23, a sewage draining interface; 30. a seal assembly; 31. a first end face; 32. a second end face; 40. a base; 41. a spring plate; 42. a mounting flange; 43. a base first end; 44. a base second end; 45. a second through hole; 50. a seal member; 51. a first seal lip; 52. a second sealing lip; 53. a first through hole; 54. a containing groove.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are preferred embodiments of the invention and should not be considered as excluding other embodiments. Based on the embodiment of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.

In the claims, the specification and the drawings, unless otherwise expressly limited, the terms "first," "second," or "third," etc. are used for distinguishing between different elements and not for describing a particular sequence.

In the claims, the specification and the drawings, unless otherwise expressly limited, all directional or positional relationships, such as those using the terms "center," "lateral," "longitudinal," "horizontal," "vertical," "top," "bottom," "inner," "outer," "upper," "lower," "front," "rear," "left," "right," "clockwise," "counterclockwise," and the like, are based on the directional or positional relationships illustrated in the drawings and are for the purpose of convenience in describing the invention and simplifying the description, but do not indicate or imply that the device or element so referred to must have a particular orientation or be constructed and operated in a particular orientation, and therefore are not to be construed as limiting the scope of the invention.

In the claims, the description and the drawings of the present application, unless otherwise expressly limited, the term "fixedly connected" or "fixedly connected" is used, which is to be understood broadly, that is, any connection mode without displacement relation or relative rotation relation between the two, that is, including non-detachably fixed connection, integrated connection and fixed connection through other devices or elements.

In the claims, the specification and the drawings, the terms "including", "comprising" and variations thereof, if used, are intended to be inclusive and not limiting.

Referring to fig. 1, fig. 1 shows a schematic view of a usage state of an embodiment of a sealing assembly 30 provided by the present invention, and referring to fig. 2 additionally, fig. 2 shows a schematic view of a structure of an embodiment of a sealing assembly 30 provided by the present invention, and the sealing assembly 30 is used for realizing sealed communication between openings respectively provided on two objects.

Referring to fig. 5, in the present embodiment, the first object is the toilet bowl 10 and the second object is the base 20. In the actual installation process, the base 20 is laid on the floor, and a sewage draining pipeline 21 is arranged on the base, the upward port of the sewage draining pipeline 21, namely the sewage draining interface 23, is a second opening arranged on the base 20, and the upward surface of the base 20 is a second end surface 32 arranged on the base 20; the toilet bowl 10 is mounted on the base 20, and has a first end surface 31 facing the base 20 after the toilet bowl 10 is mounted on the base 20, and a sewage draining outlet 12 is formed on the first end surface 31, wherein the sewage draining outlet 12 is a first opening on the first end surface 31.

Wherein, the first end face 31 is provided with a circle of flange structure protruding from the surface of the first end face 31 around the sewage draining exit 12 at a position corresponding to the sewage draining exit 12, the flange structure is the diversion flange 11, and after the toilet 10 is installed on the base 20, the diversion flange 11 protrudes towards the second end face 32 on the base 20. In addition, the second end surface 32 is provided with a ring of flange structure protruding from the surface of the second end surface 32 around the waste connection port 23 at a position corresponding to the waste connection port 23, and the flange structure is the overlapping flange 22, and after the toilet bowl 10 is mounted on the base 20, the overlapping flange 22 protrudes towards the first end surface 31 on the toilet bowl 10. As shown in fig. 1, in the present embodiment, the inside diameters of the soil interface 23 and the soil pipe 21 are larger than the outside diameter of the guide flange 11.

After the sewage is generated in the toilet bowl 10, the sewage enters the sewage draining pipeline 21 through the sewage draining port 12 and the sewage draining interface 23, and then is discharged to the external environment through the sewage draining pipeline 21.

Referring to fig. 2, the seal assembly 30 includes a base 40 and a seal 50.

The base 40 is configured as shown in fig. 3, and the main body of the base is a cylindrical member extending along the first direction, and the cylindrical member is provided with a second through hole 45 along the first direction, and the second through hole 45 penetrates through two ends of the base 40, so that the base 40 forms a tubular structure. Wherein the first direction is the axial direction of the base 40. Meanwhile, the two ends of the base 40 in the first direction form a base first end 43 and a base second end 44 respectively, and the inner diameter of the second through hole 45 at the base first end 43 is larger than the inner diameter of the second through hole 45 at the base second end 44, so that the inner diameter of the second through hole 45 is gradually reduced from the base first end 43 to the base second end 44 along the first direction as a whole, and the outer diameter of the base 40 at the base second end 44 is smaller than the inner diameters of the sewage interface 23 and the sewage pipeline 21, and the inner diameter of the base 40 at the base first end 43 is larger than the outer diameter of the diversion flange 11.

A mounting flange 42 is also provided at the base first end 43, the mounting flange 42 extending circumferentially of the base 40 and projecting outwardly from the outer wall surface of the main body portion of the base 40 in a direction perpendicular to the axial direction of the base 40, and the mounting flange 42 having a diameter greater than the outer diameter of the overlap flange 22.

Four elastic sheets 41 in a central symmetry relationship are further disposed on the outer wall surface of the main body portion of the base 40, and the four elastic sheets 41 are uniformly arranged along the circumferential direction of the base 40 and are all located at the same height position between the mounting flange 42 and the second end 44 of the base. The base 40 is made of plastic, the elastic pieces 41 are also made of plastic, but the thickness of the elastic pieces 41 is smaller, so that the elastic pieces 41 have certain deformation capacity, and the lengths of all the elastic pieces 41 are equal and slightly larger than the inner diameter of the sewage pipeline 21.

The sealing member 50 is a profiled rubber sealing ring, and a first through hole 53 extending along a first direction is formed at a middle position of the sealing member 50, the first direction is an axial direction of the sealing member 50, and when the sealing member 50 is mounted on the base 40, the axial direction of the sealing member 50 is consistent with the axial direction of the base 40. An accommodating groove 54 extending along the circumferential direction of the sealing element 50 is formed on the inner wall surface of the first through hole 53, the accommodating groove 54 is formed by recessing the hole wall of the first through hole 53, the groove width of the accommodating groove 54 is matched with the thickness of the mounting flange 42 on the base 40, and the groove depth plus the inner diameter of the first through hole 53 at the accommodating groove 54 is slightly smaller than the outer diameter of the mounting flange 42.

Both ends of the sealing member 50 in the first direction are respectively provided with a plurality of first seal lips 51 and a plurality of second seal lips 52 in a protruding manner. In the present embodiment, three first seal lips 51 are provided, each first seal lip 51 extends along the circumferential direction of the seal 50 and forms an annular structure, the three first seal lips 51 are concentrically arranged in a direction perpendicular to the axial direction of the seal 50, the diameter of the first seal lip 51 positioned on the inner side is smaller than that of the first seal lip 51 positioned on the outer side, and a gap is provided between two adjacent first seal lips 51, and the gap is used for providing a space for the first seal lip 51 to give way when deformed. The protruding direction of the first seal lip 51 is inclined with respect to the axial direction of the seal 50, and in this embodiment, the first seal lip 51 is inclined toward the inner side of the seal 50, and in other embodiments, the first seal lip 51 may be inclined toward the outer side of the seal 50. The second seal lip 52 is similar in structure to the first seal lip 51 in that three are also provided, which differs from the first seal lip 51 in that the projecting direction of the second seal lip 52 is inclined outward with respect to the axial direction of the seal 50.

Since the sealing member 50 has a certain elasticity, it can be fixed to the base 40 by the insertion fit of the receiving groove 54 and the mounting flange 42, and since the base 40 itself is not easily deformed, the form of the sealing member 50 can be kept stable.

When the sealing assembly 30 is used, the sealing assembly 30 is firstly placed on the base 20, the base 40 extends into the sewage drainage pipeline 21, the elastic sheet 41 on the base 40 abuts against the inner wall surface of the sewage drainage pipeline 21 at the moment, and the elastic sheet 41 deforms because the length of the elastic sheet 41 is slightly larger than the inner diameter of the sewage drainage pipeline 21, meanwhile, the position of the base 40 is limited to the center of the sewage drainage pipeline 21, the axis of the base 40 is also coincident with the axis of the sewage drainage interface 23, and at the moment, the sealing assembly 30 is located at the middle position of the sewage drainage interface 23; then the sealing assembly 30 is pressed downwards towards the base 20, so that the mounting flange 42 is overlapped on the overlapping flange 22, the position of the sealing assembly 30 is fixed, and the second sealing lip 52 surrounds the outside of the pollution discharge interface 23 and is pressed against the second end face 32 on the base 20 to generate certain deformation, so that the area outside the overlapping flange 22 forms a seal; then the toilet 10 is fixed on the base 20, and the diversion flange 11 extends into the second through hole 45 of the base 40, at this time, the first sealing lip 51 surrounds the outside of the sewage draining exit 12 and abuts against the first end face 31 on the toilet 10 to generate certain deformation, so that the area outside the diversion flange 11 forms a seal, and at this time, the sewage draining exit 12 and the sewage draining interface 23 can form a sealed communication.

The utility model provides a pair of seal assembly 30 can install between first object and second object to make first opening on the first object and the second opening on the second object communicate with each other hermetically, when first object and second object carry out the connection operation many times simultaneously, seal assembly 30 structure can not destroyed, can used repeatedly many times, has better result of use and longer life.

The description of the above specification and examples is intended to illustrate the scope of the invention, but should not be construed as limiting the scope of the invention. Modifications, equivalents and other improvements which may be made to the embodiments of the invention or to some of the technical features thereof by a person of ordinary skill in the art through logical analysis, reasoning or limited experimentation in light of the above teachings of the invention or the above embodiments are intended to be included within the scope of the invention.

Claims (7)

1. A seal assembly for effecting sealed communication between a first opening and a second opening; the first opening is positioned on the first end surface of the first object; the second opening is positioned on the second end face of the second object; the first end face is directed toward the second end face; it is characterized by comprising:

the sealing element is provided with a first through hole extending along a first direction and an accommodating groove extending along the circumferential direction of the first through hole, and a plurality of first sealing lips and second sealing lips which extend obliquely relative to the first direction and extend along the circumferential direction and have elastic deformation capacity are respectively convexly arranged at two ends of the sealing element in the first direction;

the base is provided with a second through hole extending along the first direction, and the edge of the base is provided with a mounting flange suitable for being inserted into the accommodating groove;

the first sealing lip and the second sealing lip are configured to respectively surround the first opening and the second opening and respectively abut against the first end face and the second end face when the first object and the second object are connected in place.

2. A seal assembly according to claim 1, wherein both ends of said seat in said first direction form a seat first end for communicating with said first opening and a seat second end for communicating with said second opening, respectively; the second through-hole has an inner diameter that tapers from the base first end toward the base second end.

3. A seal assembly according to claim 2, wherein said second object is provided with a second conduit communicating with said second opening; the base second end is configured to extend into the second conduit; at least two elastic sheets which are perpendicular to the first direction, protrude outwards and are in a centrosymmetric relation are distributed on the outer wall of the base at the position close to the second end of the base along the circumferential direction; the elastic sheet is configured to extend into the second pipeline and abut against the inner wall of the second pipeline so that the axis of the second through hole is coincident with the axis of the second opening.

4. A seal assembly according to claim 3, wherein said mounting flange is disposed on said base outer wall adjacent said base first end and projects outwardly perpendicular to said first direction and extends circumferentially around said base; the accommodating groove is formed in the hole wall of the first through hole.

5. A seal assembly according to claim 4, wherein said first end face is provided with a deflector flange around said first opening projecting towards said second end face; the deflector flange is configured for insertion into the second through-hole from the base first end.

6. A seal assembly according to claim 5, wherein said second end face is provided with a lap flange around said second opening projecting toward said first end face; the mounting flange is adapted to overlap the overlap flange when the base extends into the second duct.

7. A seal assembly according to claim 1, wherein a plurality of said first lips and/or said second lips are concentrically arranged in a radial direction of said first bore.

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