CN218207776U

CN218207776U - Low-wear lip seal

Info

Publication number: CN218207776U
Application number: CN202221871179.4U
Authority: CN
Inventors: 栾晓萍
Original assignee: Nanjing Harold Hydraulic Fluid Technology Co ltd
Current assignee: Nanjing Harold Hydraulic Fluid Technology Co ltd
Priority date: 2022-07-20
Filing date: 2022-07-20
Publication date: 2023-01-03
Anticipated expiration: 2032-07-20

Abstract

The utility model belongs to the technical field of equipment, especially, lip sealing member of low wearing and tearing, including lip sealing member, one side of lip sealing member is provided with first casing, one side of first casing is provided with the kelly, the lower surface of first casing is provided with the protection film, the lower part terminal surface of protection film is provided with the connecting tube body, one side of connecting tube body sets up by the second casing, one side of connecting tube body is provided with the protection of second body, the inside of first casing is provided with the mounting groove, one side of first casing is provided with first pterygoid lamina, one side of second casing is provided with the second pterygoid lamina, one side of first pterygoid lamina is provided with the sealing washer, the inside of first casing is provided with the spout, the inside of first casing is provided with the support column, the inside of support column is provided with the spring, the lower part terminal surface of support column is provided with the stopper, the upper portion terminal surface of first casing is provided with the ventilation hole, the utility model discloses a set up the sealing ring at first casing, can reach absolute sealed environment.

Description

Low-wear lip seal

Technical Field

The utility model relates to a low wear lip seal equipment technical field specifically is a low wear lip seal.

Background

The sealing member is a material or a part for preventing fluid or solid particles from leaking from the adjacent joint surfaces and preventing external impurities such as dust, moisture and the like from intruding into parts and components inside the machine equipment, the storage room temperature of the sealing member is preferably below 30 ℃, and the sealing member is prevented from high-temperature aging. The sealing member generally includes annular seal body and establishes two sealing rings at this annular seal body both ends respectively, and the pipe can follow the sealing ring and insert, generally is provided with spacing bulge loop in the middle of the inner circle of annular seal body, and spacing bulge loop is used for with the contact of pipe port, plays limiting displacement, and the clearance between spacing bulge loop and the pipe wall is little, and compressed air gets into the speed of sealing member inner chamber slowly, can't make the sealing ring inflation fast.

The prior art has the following problems:

1. the sealing element in the prior art can deform structurally during use, so that the tightness of the sealing element is greatly reduced;

2. the swelling reaction that may occur over time inside the prior art seal may cause the seal to swell and thus occur.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a lip sealing member of low wearing and tearing has solved the airtight not enough problem of effect of sealing member that exists today.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a lip sealing member of low wearing and tearing, includes lip sealing member, one side of lip sealing member is provided with first casing, one side of first casing is provided with the kelly, the lower surface of first casing is provided with the protection film, the lower part terminal surface of protection film is provided with the connecting tube body, one side of connecting tube body sets up by the second casing, one side of second casing is provided with down the kelly, one side of going up the kelly is provided with first body protective housing, one side of connecting tube body is provided with the second body protection, the inside of first casing is provided with the mounting groove, one side of first casing is provided with first pterygoid lamina, one side of second casing is provided with the second pterygoid lamina, one side of first pterygoid lamina is provided with the sealing washer, the inside of first casing is provided with the spout, the inside of first casing is provided with the support column, the inside of support column is provided with the spring, the lower part terminal surface of support column is provided with the stopper, the upper portion terminal surface of first casing is provided with the ventilation hole.

As an optimized technical scheme of the utility model, first casing and second casing are protruding shape, the shape size of first casing and second casing is unanimous.

As a preferred technical scheme of the utility model, the inside of first casing is provided with 4 support columns, the length of support column and the highly uniform of first casing.

As a preferred technical scheme of the utility model, the lower surface of first pterygoid lamina is provided with the sealing washer, the size of sealing washer is unanimous with the surface size of first pterygoid lamina.

As a preferred technical scheme of the utility model, first casing and second casing be airtight the fixing in the both sides of connecting the body respectively.

As a preferred technical scheme of the utility model, the inside fixedly connected with length size unanimous spout of mounting groove.

As a preferred technical scheme of the utility model, the lower fixed surface of first casing is connected with the protection film, protection film fixed connection is greater than one side of first casing in the one end of first casing and size.

Compared with the prior art, the utility model provides a lip seal spare of low wearing and tearing possesses following beneficial effect:

1. this lip sealing member of low wearing and tearing, inside through at first casing sets up the support column, the inside fixedly connected with spring of support column, the bottom fixedly connected with stopper of support column, the stopper can effectual control stabilization support column, the effectual elasticity that adds first casing of inner spring of support column makes it more stable, the lower fixed surface of first casing is connected with first pterygoid lamina, the lower fixed surface of first pterygoid lamina is connected with one deck sealing washer, reach the whole of first casing and seal and have more the risk of unexpected damage, then reach more inclosed effect.

2. This lip sealing member of low wearing and tearing, through the inside fixedly connected with mounting groove of first casing, the inside fixedly connected with spout of mounting groove, the spout can be so that the mounting groove is installed more easily, and the last not terminal surface fixedly connected with ventilation hole of first casing, fixedly connected with ventilation hole can effectually reach the inside ventilation effect of first casing.

Drawings

Fig. 1 is a schematic view of the overall structure of a low-wear lip seal according to the present invention;

fig. 2 is a schematic view of the internal structure of the first housing of a low-wear lip seal according to the present invention;

FIG. 3 is a schematic view of a low-wear lip seal mounting groove of the present invention;

fig. 4 is a schematic view of a supporting pillar structure of a low-wear lip seal of the present invention.

In the figure: 1. a lip seal member; 2. a first housing; 3. a second housing; 4. an upper clamping rod; 41. a lower clamping rod; 5. a protective film; 6. a first tube protective housing; 7. connecting the pipe body; 8. a second tube protecting shell; 9. mounting grooves; 10. a first wing plate; 101. a seal ring; 11. a second wing plate; 12. a chute; 13. a support column; 14. a spring; 15. a limiting block; 16. a vent hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, in this embodiment: a low-abrasion lip-shaped sealing element comprises a lip-shaped sealing element 1, wherein a first shell 2 is arranged on one side of the lip-shaped sealing element 1, the specific material of the first shell 2 is high-toughness material, an upper clamping rod 4 is arranged on one side of the first shell 2, one side of the upper clamping rod 4 is fixedly connected with one side of a connecting pipe body 7 to enable the first shell 2 to be more tightly connected, a protective film 5 is arranged on the lower surface of the first shell 2, the specific material of the protective film 5 is polyethylene-polypropylene which has good stability, a connecting pipe body 7 is arranged on the lower end face of the protective film 5, a second shell 3 is arranged on one side of the connecting pipe body 7, the position of the connecting pipe body 7 is located between the first shell 2 and the second shell 3, and the size of the second shell 3 is the same as that of the first shell 2, one side of the second shell 3 is provided with a lower clamping rod 41, one end of the lower clamping rod 41 is fixedly connected to one side of the second shell 3, the other end of the lower clamping rod 41 is fixedly connected to one side of the connecting tube body 7, so that the fixed connection between the second shell 3 and the connecting tube body 7 is better, one side of the upper clamping rod 4 is provided with a first tube body protecting shell 6, the concrete material of the first tube body protecting shell 6 is PVC material, the first tube body protecting shell 6 is fixedly connected to one end of the connecting tube body 7, so that the connecting tube body 7 is better protected, one side of the connecting tube body 7 is provided with a second tube body protecting shell 8, the concrete material of the second tube body protecting shell 8 is PVC material, the first tube body protecting shell 6 is fixedly connected to the other end of the connecting tube body 7, so that the connecting tube body 7 is more stable, a mounting groove 9 is arranged inside the first shell 2, one side of the first shell 2 is provided with a first wing plate 10, first pterygoid lamina 10 fixed connection is in one side of first casing 2, the material of first pterygoid lamina 10 is the PVC material, it itself has good elasticity can effectual protection first casing 2 one side non-deformable to produce the damage, one side of second casing 3 is provided with second pterygoid lamina 11, the material of second pterygoid lamina 11 is the PVC material, it itself has good elasticity can effectual protection second casing 3 one side non-deformable to produce the damage, one side of first pterygoid lamina 10 is provided with sealing washer 101, the concrete material of sealing washer 101 is polyethylene polypropylene fibre macromolecular material, can satisfy the waterproof problem of high strength, the nearly one part of waterproof nature of sealing washer 101 increases the leakproofness of first casing 2, the inside of first casing 2 is provided with spout 12, the inside of first casing 2 is provided with support column 13, the inside of support column 13 is provided with spring 14, spring 14 has provided certain elasticity for support column 13 and has made first casing 2 have more stability increase the utility time, the lower part terminal surface of support column 13 is provided with stopper 15, the upper portion terminal surface of first casing 2 is provided with ventilation hole 16, the effectual inside of getting rid of first casing 2 gets rid of, 16 is reduced the air current and is increased the utility time.

In this embodiment, the first casing 2 and the second casing 3 are convex, the first casing 2 and the second casing 3 are identical in size and shape, the first casing 2 and the second casing 3 are respectively and fixedly connected to two sides of the connecting pipe 7, the first casing 2 and the second casing 3 are in a symmetrical state, 4 support columns 13 are arranged inside the first casing 2, springs 14 are fixedly connected inside the support columns 13 to make the support columns 13 more elastic as a whole, the length of the support columns 13 is identical to the height of the first casing 2, one end of each support column 13 is fixed to the other end of the first casing 2 at the upper end of the first casing 2, a sealing ring 101 is arranged on the lower surface of the first wing plate 10, the sealing ring 101 is made of polyethylene polypropylene polymer material and has good sealing and waterproof properties, so that the inside of the first casing 2 is a more sealed environment, the size of sealing washer 101 is unanimous with the surface size of first pterygoid lamina 10, the tight seam fixing in one side of first pterygoid lamina 10 of sealing washer 101, first casing 2 is airtight the fixing respectively in the both sides of connecting tube body 7 with second casing 3, the inside fixedly connected with length of mounting groove 9 is unanimous spout 12, spout 12 can be better the first casing 2 of fixed mounting, the lower fixed surface of first casing 2 is connected with protection film 5, protection film 5 can be effectual the lower surface of the first casing 2 of protection make the lower surface of first casing 2 can not protected the improvement of its practical strength by wearing and tearing seriously, protection film 5 fixed connection is in one side that the one end and the size of first casing 2 are greater than first casing 2, protection film 5 size is greater than first casing 2 and can make the whole lower surface of first casing 2 all protected wherein by it, greatly reduced probability of wearing and tearing.

The utility model discloses a theory of operation and use flow: an operator fixedly connects the clamping rod 4 on one side of the first shell 2 to the first shell 2, one side of the clamping rod 4 is fixedly connected to the connecting pipe body 7, so that the first shell 2 can be effectively fixed, the operator is fixedly connected with the supporting column 13 in the first shell 2, the inside fixedly connected with spring 14 of the supporting column 13 is provided, the bottom fixedly connected with limiting block 15 of the supporting column 13 can effectively control the stabilizing supporting column 13, the inside spring 14 of the supporting column 13 effectively increases the elasticity of the first shell 2 to enable the first shell 2 to be more stable, the lower surface fixedly connected with of the first shell 2 is provided with a first wing plate 10, the lower surface fixedly connected with of the first wing plate 10 is provided with a layer of sealing ring 101, the sealing ring 101 can effectively increase the whole tightness of the first shell 2, the operation is fixedly connected with a protective film 5 on one side of the first shell 2, the protective film 5 can effectively reduce the friction loss of the first shell 2, so that the whole practical service life is increased, and the use is more practical.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A low-wear lip seal characterized by: comprises a lip-shaped sealing component (1), one side of the lip-shaped sealing component (1) is provided with a first shell (2), an upper clamping rod (4) is arranged on one side of the first shell, a protective film (5) is arranged on the lower surface of the first shell (2), the lower end face of the protective film (5) is provided with a connecting pipe body (7), one side of the connecting pipe body (7) is provided with a second shell (3), a lower clamping rod (41) is arranged on one side of the second shell (3), a first pipe body protective shell (6) is arranged on one side of the upper clamping rod (4), one side of the connecting pipe body (7) is provided with a second pipe body protection (8), an installation groove (9) is arranged in the first shell (2), a first wing plate (10) is arranged on one side of the first shell (2), a second wing plate (11) is arranged on one side of the second shell (3), a sealing ring (101) is arranged on one side of the first wing plate (10), a sliding groove (12) is arranged in the first shell (2), a support column (13) is arranged in the first shell (2), a spring (14) is arranged in the supporting column (13), a limiting block (15) is arranged on the lower end face of the supporting column (13), and a vent hole (16) is formed in the upper end face of the first shell (2).

2. A low-wear lip seal in accordance with claim 1, wherein: the first shell (2) and the second shell (3) are convex, and the shapes, sizes and dimensions of the first shell (2) and the second shell (3) are consistent.

3. A low-wear lip seal in accordance with claim 1, wherein: the inside of first casing (2) is provided with 4 support columns (13), the length of support column (13) is unanimous with the height of first casing (2).

4. A low-wear lip seal in accordance with claim 1, wherein: the lower surface of the first wing plate (10) is provided with a sealing ring (101), and the size of the sealing ring (101) is consistent with that of the outer surface of the first wing plate (10).

5. A low-wear lip seal in accordance with claim 1, wherein: the first shell (2) and the second shell (3) are respectively fixed on two sides of the connecting pipe body (7) in a sealing mode.

6. A low-wear lip seal in accordance with claim 1, wherein: the inside fixedly connected with of mounting groove (9) length size unanimous spout (12).

7. A low-wear lip seal in accordance with claim 1, wherein: the lower fixed surface of first casing (2) is connected with protection film (5), protection film (5) fixed connection is in the one end of first casing (2) and the size is greater than one side of first casing (2).