CN219345489U

CN219345489U - Combined lip-shaped sealing ring

Info

Publication number: CN219345489U
Application number: CN202320599134.4U
Authority: CN
Inventors: 刘想
Original assignee: Jiangsu Boulder Technology Co ltd
Current assignee: Jiangsu Boulder Technology Co ltd
Priority date: 2023-03-24
Filing date: 2023-03-24
Publication date: 2023-07-14
Anticipated expiration: 2033-03-24

Abstract

The utility model discloses a combined lip-shaped sealing ring, which belongs to the technical field of sealing rings, and comprises a sealing ring body, wherein the sealing ring body is wrapped outside a framework, a spring is arranged in a groove formed in the inner side of the sealing ring body, a plurality of uniformly distributed reinforcing blocks are arranged on the inner wall of the sealing ring body, the reinforcing blocks are fixedly connected with supporting bars, the supporting bars are abutted against the inner wall of the sealing ring body, and a connecting component is arranged in the left reinforcing block.

Description

Combined lip-shaped sealing ring

Technical Field

The utility model relates to the technical field of sealing rings, in particular to a combined lip-shaped sealing ring.

Background

The lip of the lip-shaped sealing ring deforms under the action of hydraulic pressure, so that the lip is tightly attached to the sealing surface. The higher the hydraulic pressure, the tighter the lip and the sealing surface are stuck, and the sealing lip has certain automatic compensation capability after being worn. Such seals are commonly used for reciprocating seals, commonly Y-shaped and V-shaped seals.

Chinese patent grant bulletin number: CN213598578U, this scheme can be sealed the pivot all the time through the elasticity effect of seal lip self down the butt, and the pressure that bears is bigger, the butt is more firm between seal lip and the pivot, the seal lip keeps away from the one end circular arc setting of connection commentaries on classics and makes the contact between seal lip and the pivot be the line contact all the time, the frictional heat that the lip department produced can significantly reduce relatively than the face contact between current seal lip and the pivot, improve the life of sealing washer, but when using to longer pivot, current lip seal circle can not make up the cooperation together well and use, thereby reduced its sealed efficiency.

Therefore, a combined lip seal is proposed to address the above-mentioned problems.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems existing in the prior art, the utility model aims to provide a combined lip-shaped sealing ring, which can realize that a connecting component is arranged in a left reinforcing block, so that a plurality of sealing ring bodies can be combined for matching use when a longer rotating shaft is sealed, and the sealing effect on a long shaft is enhanced.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a combination formula lip seal circle, includes the sealing washer body, the sealing washer body parcel is outside the skeleton, and installs the spring in the slot that the internal side of sealing washer was seted up, a plurality of evenly distributed's boss is installed to the internal wall of sealing washer, boss fixedly connected with support bar, support bar and the internal wall butt of sealing washer, the left side be provided with coupling assembling in the boss.

Further, the coupling assembling includes the stopper, the left side seted up the spread groove on the boss, and set up the removal groove that is linked together with the spread groove on the boss of left side, it has the stopper to slide in the removal groove.

Further, sealing washer body bottom just is located left side boss downside fixedly connected with and spread groove assorted gag lever post.

Further, the limiting block is externally sleeved with a spring, and one end of the spring is fixedly connected with the inner wall of the movable groove.

Further, the left side set up on the boss with the sliding tray that moves the groove and link to each other, stopper outer end fixedly connected with slide bar, slide bar one end runs through the sliding tray and extends to the boss outside.

Further, a limit groove matched with the limit block is formed in the limit rod.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

this scheme is internal through installing a plurality of evenly distributed's boss in the sealing washer for the sealing washer body can support the sealing washer body when using, thereby makes the effect that supports is strengthened to the inner lip of the sealing washer body, thereby makes sealing washer body lip diameter can not grow under the effect of centrifugal force and leads to sealed effect relatively poor, is provided with coupling assembling in the boss through the left side simultaneously, makes can make up a plurality of sealing washer bodies and use in coordination when sealed to longer pivot, thereby strengthens the sealed effect to the major axis.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic side cross-sectional view of a reinforcement block of the present utility model;

FIG. 3 is a schematic side cross-sectional view of a seal ring body according to the present utility model.

The reference numerals in the figures illustrate:

1. a seal ring body; 2. a reinforcing block; 3. a connection assembly; 21. an elastic rod; 22. a support bar; 31. a connecting groove; 32. a moving groove; 33. a limiting block; 34. a spring; 35. a sliding groove; 36. a slide bar; 37. a limit rod; 38. and a limit groove.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model; it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

referring to fig. 1-3, a combined lip-shaped sealing ring comprises a sealing ring body 1, the sealing ring body 1 is wrapped outside a framework, a spring is installed in a groove formed in the inner side of the sealing ring body 1, a plurality of evenly distributed reinforcing blocks 2 are installed on the inner wall of the sealing ring body 1, supporting bars 22 are fixedly connected with the reinforcing blocks 2, the supporting bars 22 are abutted against the inner wall of the sealing ring body 1, a connecting component 3 is arranged in the left reinforcing block 2, the sealing ring body 1 is provided with the plurality of evenly distributed reinforcing blocks 2 through the sealing ring body 1, the sealing ring body 1 can be supported when in use, so that the inner lip of the sealing ring body 1 is reinforced, the lip diameter of the sealing ring body 1 cannot be increased under the action of centrifugal force, so that the sealing effect is poor, and meanwhile, the connecting component 3 is arranged in the left reinforcing block 2, so that the sealing ring bodies 1 can be combined and matched when a long rotating shaft is sealed, and the sealing effect on a long shaft is enhanced.

The connecting assembly 3 comprises a limiting block 33, a connecting groove 31 is formed in the left reinforcing block 2, a moving groove 32 communicated with the connecting groove 31 is formed in the left reinforcing block 2, and the limiting block 33 is connected in the moving groove 32 in a sliding mode. The bottom end of the sealing ring body 1 and the lower side of the left reinforcing block 2 are fixedly connected with a limiting rod 37 matched with the connecting groove 31.

This scheme is through setting up sliding connection's stopper 33 in the removal groove 32 for when using a plurality of sealing washer bodies 1 in the combination, the stopper 33 of sliding connection in the accessible removal groove 32 and sealing washer body 1 bottom just are located left side reinforcing block 2 downside fixed connection's gag lever post 37 cooperation and use, thereby accomplish and fix a plurality of sealing washer bodies 1 when the cooperation major axis uses a plurality of sealing washer bodies 1.

The stopper 33 surrounds the cover outward and is equipped with spring 34, and spring 34 one end and removal groove 32 inner wall fixed connection, and this scheme is through the effort of the spring 34 to stopper 33 that sets up in the removal groove 32 to thereby make through spring 34 extrusion stopper 33 and thereby accomplish the fixed to a plurality of sealing washer bodies 1.

The sliding groove 35 that is linked together with the movable groove 32 has been seted up on the left side boss 2, stopper 33 outer end fixedly connected with slide bar 36, and slide bar 36 one end runs through slide groove 35 and extends to boss 2 outside, and this scheme has slide bar 36 through stopper 33 outer end rigid coupling for thereby drive stopper 33 removal in step through the movable slide bar 36, make things convenient for follow-up to remove its restriction to a plurality of sealing washer bodies 1 of combination.

The limiting rod 37 is provided with the limiting groove 38 matched with the limiting block 33, the limiting groove 38 matched with the limiting block 33 is formed in the limiting rod 37, the limiting block 33 is wedge-shaped, the limiting rod 37 is abutted against the limiting block 33 in the extrusion connecting groove 31, the limiting block 33 is combined with the limiting groove 38, and the fixing of the sealing ring bodies 1 is completed.

Working principle: when a plurality of sealing ring bodies 1 are installed on multiple long shafts, according to the actual condition of the length of the long shafts, the required sealing ring bodies 1 are sleeved on the outer surrounding part of the long shafts, between two adjacent sealing ring bodies 1, through inserting a limiting rod 37 on one sealing ring body 1 into a connecting groove 31 formed in a reinforcing block 2 installed on the other sealing ring body 1, the limiting rod 37 extrudes a limiting block 33 into a moving groove 32, when the limiting block 33 is extruded to the limit part, the limiting block 33 is combined with a limiting groove 38 formed in the limiting rod 37 under the acting force of a spring 34, thereby fixing between two adjacent sealing ring bodies 1 is completed, the sealing effect on the long shafts is better achieved through the combined matching of the plurality of sealing ring bodies 1 when the long shafts are used, and when the two adjacent sealing ring bodies 1 are required to be disassembled, the limiting block 33 is synchronously driven to move through a moving sliding rod 36, so that the limiting block 33 is relieved from limiting of the limiting groove 38 is removed, and the disassembly is completed.

The above description is only of the preferred embodiments of the present utility model; the scope of the utility model is not limited in this respect. Any person skilled in the art, within the technical scope of the present disclosure, may apply to the present utility model, and the technical solution and the improvement thereof are all covered by the protection scope of the present utility model.

Claims

1. The utility model provides a combination formula lip seal circle, includes sealing washer body (1), its characterized in that: the sealing ring comprises a framework, a sealing ring body (1) is wrapped outside the framework, springs are arranged in grooves formed in the inner side of the sealing ring body (1), a plurality of evenly distributed reinforcing blocks (2) are arranged on the inner wall of the sealing ring body (1), supporting bars (22) are fixedly connected with the reinforcing blocks (2), the supporting bars (22) are abutted against the inner wall of the sealing ring body (1), and a connecting assembly (3) is arranged in the reinforcing blocks (2) on the left side.

2. A combination lip seal according to claim 1, wherein: the connecting assembly (3) comprises a limiting block (33), a connecting groove (31) is formed in the reinforcing block (2) on the left side, a moving groove (32) communicated with the connecting groove (31) is formed in the reinforcing block (2) on the left side, and the limiting block (33) is connected in the moving groove (32) in a sliding mode.

3. A combination lip seal according to claim 2, wherein: and a limiting rod (37) matched with the connecting groove (31) is fixedly connected to the bottom end of the sealing ring body (1) and positioned at the lower side of the left reinforcing block (2).

4. A combination lip seal according to claim 2, wherein: the limiting block (33) is externally sleeved with a spring (34), and one end of the spring (34) is fixedly connected with the inner wall of the movable groove (32).

5. A combination lip seal according to claim 3, wherein: the left side set up on the boss (2) with move sliding tray (35) that groove (32) are linked together, stopper (33) outer end fixedly connected with slide bar (36), slide bar (36) one end runs through slide tray (35) and extends to boss (2) outside.

6. A combination lip seal according to claim 5, wherein: and a limiting groove (38) matched with the limiting block (33) is formed in the limiting rod (37).