CN115614566A

CN115614566A - High-performance sealing element for engineering machinery

Info

Publication number: CN115614566A
Application number: CN202211418253.1A
Authority: CN
Inventors: 季旭
Original assignee: Yangzhong Huasen Seals Co ltd
Current assignee: Yangzhong Huasen Seals Co ltd
Priority date: 2022-11-14
Filing date: 2022-11-14
Publication date: 2023-01-17
Anticipated expiration: 2042-11-14
Also published as: CN115614566B

Abstract

The invention discloses a high-performance sealing element for engineering machinery, which relates to the technical field of sealing elements and comprises a lower shell, wherein the lower shell is rotatably connected with an upper shell through a rotating shaft, the middle parts of the lower shell and the upper shell are jointly connected with a connecting rubber ring, two sides of the connecting rubber ring are uniformly distributed with sleeving rings, a sealing ring is embedded in each sleeving ring, each sealing ring comprises a water blocking ring, a fixing ring and a lantern ring body, the water blocking rings are fixed on the inner wall of the lantern ring body at equal intervals, the fixing rings are fixed on the outer wall of the lantern ring body at equal intervals, the water blocking rings and the fixing rings are of circular ring structures, and the fixing rings are embedded in annular grooves. According to the invention, through arrangement, the connecting rubber rings are distributed in the inner cavity formed by the lower shell and the upper shell, the sleeving rings are distributed at two ends of the inner cavity of the lower shell and the inner cavity of the upper shell, and the sealing rings are distributed in the sleeving rings, so that the problem that the sealing element is sealed by a gap between an external structure and an external circuit or an external pipeline when the existing engineering mechanical sealing element is used is solved.

Description

High-performance sealing element for engineering machinery

Technical Field

The invention relates to the technical field of sealing elements, in particular to a high-performance sealing element for engineering machinery.

Background

The working place of the engineering machinery is usually complex, so that an external circuit or an external pipeline of the engineering machinery is easy to damage, and the external circuit or the external pipeline of the engineering machinery needs to be matched with a sealing element for use, but the existing sealing element has some defects when being applied to the engineering machinery;

the sealing element of the existing engineering machinery is used, usually, the sealing element is directly sleeved on an external line or an external pipeline of the engineering machinery, the gap between the sealing element and the external line or the external pipeline is sealed by adopting an external structure, thereby realizing the normal use of the external line or the external pipeline of the engineering machinery, because the sealing element body of the engineering machinery does not contain a sealing structure, the sealing element is sealed by the gap between the external structure and the external line or the external pipeline, the sealing difficulty of the external line or the external pipeline for a user can be increased, and meanwhile, the sealing effect of the external line or the external pipeline is easily reduced.

Therefore, the existing high-performance sealing element for engineering machinery cannot meet the requirement in practical use, so that an improved technology is urgently needed in the market to solve the problems.

Disclosure of Invention

The invention aims to provide a high-performance sealing element for engineering machinery, which solves the problem that the sealing element is sealed by a gap between an external structure and an external circuit or an external pipeline when the existing sealing element for the engineering machinery is used by distributing connecting rubber rings in an inner cavity consisting of a lower shell and an upper shell, distributing sleeve rings at two ends of the inner cavity of the lower shell and the inner cavity of the upper shell and distributing sealing rings in the sleeve rings.

In order to solve the technical problems, the invention is realized by the following technical scheme:

the invention relates to a high-performance sealing element for engineering machinery, which comprises a lower shell, wherein the lower shell is rotatably connected with an upper shell through a rotating shaft, the middle parts of the lower shell and the upper shell are jointly connected with a connecting rubber ring, two sides of the connecting rubber ring are uniformly distributed with sleeving rings, and a sealing ring is embedded in each sleeving ring;

the sealing ring comprises a water blocking ring, a fixing ring and a lantern ring body, wherein the water blocking ring is fixed on the inner wall of the lantern ring body at equal intervals, the fixing ring is fixed on the outer wall of the lantern ring body at equal intervals, the water blocking ring and the fixing ring are both of circular ring structures, the lantern ring body is of a circular pipe structure, and the fixing ring is embedded into the annular groove;

when the fixing ring is embedded into the annular groove, the sealing ring can be prevented from being fixed inside the sleeve ring, meanwhile, an external circuit or an external pipeline is inserted into the sleeve ring body, the water blocking ring can abut against the outer wall of the external circuit or the external pipeline, and external water liquid can be prevented from penetrating through gaps between the external circuit or the external pipeline and the sleeve ring body.

The connecting rubber ring comprises a rubber ring body, clamping columns and lugs, the lugs are fixed on two sides of the outer wall of the rubber ring body, the clamping columns are fixed on the top surface and the bottom surface of each lug, the clamping columns are distributed on the lugs at equal intervals, the clamping columns are embedded in the limiting holes, and the lugs abut against the shell and the upper shell;

specifically, glue the ring body and be sheet structure, can realize that casing and epitheca are fixed in the inner chamber that casing and epitheca are constituteed to the lug centre gripping when lug butt is on casing and epitheca to the tip parcel that external circuit or external pipeline can be glued after the both ends of gluing the ring body bond each other, realize connecting to glue the ring and fix in casing and epitheca are constituteed.

Furthermore, bolts penetrate through the upper shell and the lower shell, and the external end of the sleeve ring penetrates through an inner cavity formed by the sleeve ring and the lower shell;

specifically, the bolt can be closed with the opening position of epitheca and inferior valve to the inner chamber that realizes epitheca and inferior valve constitution is to the link parcel of external circuit or external pipeline.

Furthermore, the sleeving connection ring comprises a support ring, a protruding ring, an annular groove and embedding holes, the protruding ring is fixed at the front part of the support ring, the annular groove is formed in the inner wall of the support ring at equal intervals, and the embedding holes are formed in the rear part of the support ring at equal intervals;

specifically, the outer wall of the bulge loop is of a rough structure, so that a user can conveniently connect the bulge loop with an external circuit or an external pipeline.

Furthermore, the butting ring is inserted into an inner cavity formed by the shell and the upper shell, and the inserting hole is matched with the clamping column;

specifically, the front side face of the retaining ring and the inner side face of the clamping ring are both smooth, when the retaining ring is sleeved on the clamping column through the embedding hole, the front side face of the retaining ring can be abutted against the inner side face of the clamping ring, and therefore external liquid and external objects are prevented from penetrating through a gap between the retaining ring and the clamping ring.

Furthermore, the lower shell comprises clamping rings, clamping columns, notches, limiting holes and a shell, wherein the limiting holes are symmetrically formed in the top surface of the shell, the clamping rings are symmetrically fixed at two ends of the shell, and the notches are formed in the rear side of the shell;

when spacing hole and joint post are connected, can play spacing effect to gluing the ring body, can realize gluing the ring body and to external circuit or external pipeline's link firm connection.

Further, the shell is mutually matched with the rotating shaft, and the outer side face of the clamping ring is flush with the end face of the shell.

Further, the structure of lower casing is the same with the epitheca, the internal diameter of cover connects the ring internal diameter the same with connecting the gluey ring.

The invention has the following beneficial effects:

according to the invention, the connecting rubber ring and the sleeve ring are distributed in the cavity formed by the lower shell and the upper shell, the connecting rubber ring can wrap the connecting end of the external circuit or the external pipeline, so that the connecting end of the external circuit or the external pipeline can be sealed by the connecting rubber ring, when the sealing ring is sleeved on the external circuit or the external pipeline, external liquid and dust can be prevented from entering the cavity formed by the lower shell and the upper shell, the connecting end of the external circuit or the external pipeline can be prevented from being contacted by the external liquid and the dust, and the problem that the sealing element is sealed by a gap between an external structure and the external circuit or the external pipeline when the existing engineering mechanical sealing element is used is solved.

The sealing ring is embedded in the sleeving ring, so that the sealing ring can be prevented from being damaged by an external object, the sealing ring can be ensured to normally protect an external circuit or an external pipeline, the fixing ring connected with the outer wall of the sleeving ring body can be embedded in the annular groove when in use, the sleeving ring body can be fixed in the sleeving ring, and when the water blocking ring on the inner wall of the sleeving ring body is abutted against the external circuit or the external pipeline, the external object and external liquid can be prevented from flowing in a gap between the external circuit or the external pipeline and the sleeving ring body.

When the sleeving ring is used, the embedding holes are matched with the clamping columns, when the abutting ring is sleeved on the clamping columns through the embedding holes, the end face of the abutting ring can abut against the inner side face of the clamping ring, so that external liquid and external objects can be prevented from penetrating through a gap between the sleeving ring and the lower shell, the external liquid and the external objects can be prevented from contacting with a connecting end of an external circuit or an external pipeline, and meanwhile, the sleeving ring can be prevented from rotating inside a cavity formed by the lower shell and the upper shell.

Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.

Drawings

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

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is a view showing a coupling structure of a coupling rubber ring and a lower case according to the present invention;

FIG. 3 is a sectional view showing the coupling of the coupling rubber ring with the upper and lower cases according to the present invention;

FIG. 4 is a schematic view showing the construction of a lower case according to the present invention;

FIG. 5 is a schematic view of the structure of the connecting rubber ring of the present invention;

FIG. 6 is a schematic view of the structure of the seal ring of the present invention;

FIG. 7 is a schematic view of a socket ring according to the present invention;

FIG. 8 is a sectional view showing the connection of the seal ring and the grommet in the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. a sleeving connection ring; 11. a support ring; 12. a projecting ring; 13. an annular groove; 14. an insertion hole; 2. a lower case; 21. a clamping ring; 22. clamping the column; 23. opening the gap; 24. a limiting hole; 25. a housing; 3. a seal ring; 31. a water-blocking ring; 32. a stationary ring; 33. a collar body; 4. an upper shell; 5. connecting a rubber ring; 51. a rubber ring body; 52. a clamping column; 53. a lug.

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.

Examples

Referring to fig. 1-8, the embodiment is a high-performance sealing element for engineering machinery, including a lower casing 2, the lower casing 2 is rotatably connected with an upper casing 4 through a rotating shaft, the middle parts of the lower casing 2 and the upper casing 4 are jointly connected with a connecting rubber ring 5, two sides of the connecting rubber ring 5 are respectively distributed with a sleeve ring 1, a sealing ring 3 is embedded in the sleeve ring 1, bolts penetrate through the upper casing 4 and the lower casing 2, the external end of the sleeve ring 1 penetrates through an inner cavity formed by the sleeve ring 1 and the lower casing 2, the structures of the lower casing 2 and the upper casing 4 are the same, and the inner diameter of the sleeve ring 1 is the same as the inner diameter of the connecting rubber ring 5;

when the sealing element is used, a user detaches the bolt commonly connected with the upper shell 4 and the lower shell 2 in advance, then the user separates the connecting rubber ring 5, the sleeving ring 1 and the sealing ring 3 from the inner cavity formed by the lower shell 2 and the upper shell 4, the user sleeves the sealing ring 3 on an external circuit or an external pipeline, then the sleeving ring 1 sleeves the sealing ring 3, the gap sealing between the sealing ring 3 and the external circuit or the external pipeline and the sleeving ring 1 can be realized, the contact between external liquid and an external object and the external circuit or the external pipeline is avoided, then the user wraps the connecting rubber ring 5 at the connecting end of the two sections of external circuits or the external pipelines, so that the sealing connection between the connecting rubber ring 5 and the two sections of external circuits or the external pipelines is realized, after the two sections of external circuits or the external pipelines are connected, the user fixes the connecting rubber ring 5 in the middle part of the inner cavity formed by the upper shell 4 and the lower shell 2, meanwhile, the sleeving ring 1 is connected with the two ends of the inner cavity formed by the upper shell 4 and the lower shell 2, the bolt penetrates through the upper shell 4 and the lower shell 2, and the sealing element can be realized;

when the bolt penetrates through the upper shell 4 and the lower shell 2, on one hand, an opening of an inner cavity formed by the upper shell 4 and the lower shell 2 can be sealed, on the other hand, the lug 53 can be extruded by the upper shell 4 and the lower shell 2, so that the connecting rubber ring 5 is fixed in the middle of the inner cavity formed by the upper shell 4 and the lower shell 2, the connecting end of an external circuit or an external pipeline and the sealing element can be prevented from being bent by the sleeve ring 1, and the connecting parts of the external circuit or the external pipeline at two ends can be prevented from being separated in a staggered manner;

the connection rubber ring 5 in this sealing member is the rubber material, can play better sealed effect at the in-process of in-service use, and the material of sealing ring 3 simultaneously is for meeting water inflation material preparation among the prior art, when can making outside liquid and external circuit or external pipeline contact, sealing ring 3 is sealed to the clearance between external circuit or external pipeline and the bell and spigot joint ring 1.

As shown in fig. 2-4 and 6-8, the socket ring 1 includes a retaining ring 11, a protruding ring 12, an annular groove 13 and an inserting hole 14, the protruding ring 12 is fixed on the front portion of the retaining ring 11, the annular groove 13 is formed on the inner wall of the retaining ring 11 at equal intervals, the inserting hole 14 is formed on the rear portion of the retaining ring 11 at equal intervals, the retaining ring 11 is inserted into an inner cavity formed by a shell 25 and an upper shell 4, the inserting hole 14 is matched with a clamping column 22, the lower shell 2 includes a clamping ring 21, a clamping column 22, a gap 23, a limiting hole 24 and a shell 25, the limiting hole 24 is symmetrically formed on the top surface of the shell 25, the clamping rings 21 are symmetrically fixed at two ends of the shell 25, the gap 23 is formed on the rear side of the shell 25, the shell 25 is matched with a rotating shaft, and the outer side surface of the clamping ring 21 is flush with the end surface of the shell 25;

when the supporting ring 11 and the lower shell 2 in the sealing element are connected for use, a user is in advance sleeved with the sealing ring 3 on an external line or an external pipeline, then the user is sleeved with the supporting ring 11 on the sealing ring 3, the fixing ring 32 can be embedded into the annular groove 13 at the moment, the user is to support the ring 11 to be placed at two ends of the inner cavity of the upper shell 4 and the lower shell 2, then the user is to be connected with the embedding hole 14 and the clamping column 22, the supporting ring 11 can be fixed in the inner cavity of the upper shell 4 and the lower shell 2 through the clamping column 22, on one hand, external water liquid and external objects can be prevented from entering the inner cavity formed by the upper shell 4 and the lower shell 2, on the other hand, the sleeving ring 1 can be prevented from rotating in the inner cavity formed by the upper shell 4 and the lower shell 2, for the protruding ring 12 connected with the front part of the supporting ring 11, the user can embed the protruding ring 12 into the outer line or the skin of the external pipeline, and the sleeving ring 1 can be sealed and fixed with the external line or the external pipeline.

As shown in fig. 6-8, the sealing ring 3 includes a water blocking ring 31, a fixing ring 32 and a collar body 33, the water blocking ring 31 is fixed on the inner wall of the collar body 33 at equal intervals, the fixing ring 32 is fixed on the outer wall of the collar body 33 at equal intervals, the water blocking ring 31 and the fixing ring 32 are both in a circular structure, the collar body 33 is in a circular tube structure, and the fixing ring 32 is embedded in the annular groove 13;

sealing ring 3 in this sealing member is when using, the user cup joints lantern ring body 33 on external circuit or external pipeline, water blocking ring 31 is when using, can avoid outside liquid and object to run through lantern ring body 33 and external circuit or external pipeline between the clearance, when lantern ring body 33 with support ring 11 and be connected, retainer plate 32 can imbed in the inside of ring channel 13, can realize this moment that lantern ring body 33 realizes lantern ring body 33 to external circuit or external pipeline and support the clearance seal between ring 11 at the inside spacing fixed of support ring 11 simultaneously.

As shown in fig. 2-5, the connecting rubber ring 5 includes a rubber ring body 51, clamping columns 52 and lugs 53, the lugs 53 are fixed on two sides of the outer wall of the rubber ring body 51, the clamping columns 52 are fixed on the top surface and the bottom surface of the lugs 53, the clamping columns 52 are distributed on the lugs 53 at equal intervals, the clamping columns 52 are embedded in the limiting holes 24, and the lugs 53 are abutted on the housing 25 and the upper housing 4;

connection in this sealing member is glued ring 5 when using, the user is with two external circuit or external pipeline tip butt that need connect in advance, the user will glue ring body 51 to the link parcel of external circuit or external pipeline afterwards, the both ends of gluing ring body 51 are through current structural connection, the user will glue ring body 51 to place the middle part at inferior valve 2 and epitheca 4 inner chamber afterwards, joint post 52 is connected with spacing hole 24 simultaneously, can realize connecting 5 spacing middles of fixing at inferior valve 2 and epitheca 4 inner chamber of gluing ring this moment, when avoiding external circuit or external pipeline to rock, it separates with epitheca 4 and inferior valve 2 to connect gluey ring 5, when epitheca 4 and inferior valve 2 pass through the bolt fastening, can realize epitheca 4 and inferior valve 2 and extrude lug 53, thereby guarantee to connect gluey ring 5 spacing middle part of fixing at inferior valve 2 and epitheca 4 inner chamber.

The above description is only a preferred embodiment of the present invention, and does not limit the present invention, any modification of the technical solutions described in the above embodiments, and equivalent replacement of some technical features, and any modification, equivalent replacement, and improvement made are all within the scope of the present invention.

Claims

1. The high-performance sealing element for the engineering machinery is characterized by comprising a lower shell (2), wherein the lower shell (2) is rotatably connected with an upper shell (4) through a rotating shaft, the middle parts of the lower shell (2) and the upper shell (4) are jointly connected with a connecting rubber ring (5), two sides of the connecting rubber ring (5) are uniformly distributed with a sleeving ring (1), and a sealing ring (3) is embedded into the sleeving ring (1);

the sealing ring (3) comprises water blocking rings (31), fixing rings (32) and a lantern ring body (33), the water blocking rings (31) are fixed on the inner wall of the lantern ring body (33) at equal intervals, the fixing rings (32) are fixed on the outer wall of the lantern ring body (33) at equal intervals, the water blocking rings (31) and the fixing rings (32) are both of circular ring structures, the lantern ring body (33) is of a circular tube structure, and the fixing rings (32) are embedded into the annular groove (13);

connect gluey ring (5) including gluing ring body (51), joint post (52) and lug (53), the both sides of gluing ring body (51) outer wall are fixed with lug (53), the top surface and the bottom surface of lug (53) all are fixed with joint post (52), joint post (52) equidistant distribution is on lug (53), joint post (52) embedding is on spacing hole (24), lug (53) butt is on casing (25) and epitheca (4).

2. The high-performance sealing element for the engineering machinery is characterized in that bolts penetrate through the upper shell (4) and the lower shell (2), and the external end of the sleeve joint ring (1) penetrates through an inner cavity formed by the sleeve joint ring (1) and the lower shell (2).

3. The high-performance sealing element for the engineering machinery is characterized in that the sleeving ring (1) comprises a supporting ring (11), a protruding ring (12), an annular groove (13) and an embedding hole (14), the protruding ring (12) is fixed at the front part of the supporting ring (11), the annular groove (13) is formed in the inner wall of the supporting ring (11) at equal intervals, and the embedding hole (14) is formed in the rear part of the supporting ring (11) at equal intervals.

4. The high-performance sealing element for the engineering machinery is characterized in that the retaining ring (11) is inserted into an inner cavity formed by the shell (25) and the upper shell (4), and the inserting hole (14) is matched with the clamping column (22).

5. The high-performance sealing element for the engineering machinery is characterized in that the lower shell (2) comprises a clamping ring (21), clamping columns (22), notches (23), limiting holes (24) and a shell (25), wherein the limiting holes (24) are symmetrically formed in the top surface of the shell (25), the clamping ring (21) is symmetrically fixed at two ends of the shell (25), and the notches (23) are formed in the rear side of the shell (25).

6. A high-performance seal for construction machinery according to claim 5, wherein the housing (25) is fitted to the rotary shaft, and the outer side surface of the clamp ring (21) is flush with the end surface of the housing (25).

7. The high-performance sealing element for the engineering machinery is characterized in that the lower shell (2) and the upper shell (4) are identical in structure, and the inner diameter of the sleeve ring (1) is identical to that of the connecting rubber ring (5).