CN209800712U

CN209800712U - framework type O-shaped sealing ring

Info

Publication number: CN209800712U
Application number: CN201920243522.2U
Authority: CN
Inventors: 王少磊; 张彭
Original assignee: Anhui Wolding Seal Industry Co Ltd
Current assignee: Anhui Wolding Seal Industry Co Ltd
Priority date: 2019-02-27
Filing date: 2019-02-27
Publication date: 2019-12-17
Anticipated expiration: 2029-02-27

Abstract

The utility model discloses a framework O type sealing washer of sealing equipment technical field, including O type circle, supporting framework, sealing ring and the lantern ring, first concave groove is seted up to the lateral wall of O type circle, supporting framework and sealing ring cup joint in proper order in first concave groove, the sealing ring cup joint in supporting framework's outside, the recess is seted up in the outside of sealing ring, it has the brace to inlay in the recess, a plurality of constant head tanks are seted up to the lateral wall of sealing ring, the lantern ring cup joint in the lateral wall of O type circle, the inside wall butt fusion of the lantern ring is fixed with a plurality of bolts, the bolt with the constant head tank cooperation is connected, the lantern ring passes through the bolt is fixed in the outside of O type circle. This setting of skeleton formula O type sealing washer has detachable support chassis at O type circle internally mounted, and support chassis's use can effectual improvement O type circle intensity, and then improves O type circle's life.

Description

Framework type O-shaped sealing ring

Technical Field

The utility model relates to a sealing equipment technical field specifically is a framework O type sealing washer.

Background

The framework oil seal is a typical representative of the oil seal, and the oil seal is generally referred to as the framework oil seal. The oil seal generally serves to isolate the components to be lubricated from the external environment, so as not to allow the lubricating oil to leak. The framework acts as a reinforcement for the steel bars inside the concrete member and allows the oil seal to maintain shape and tension. The existing O-shaped sealing ring has a serious problem that when in use, a supporting framework is connected with the O-shaped sealing ring into a whole and cannot be detached, so that the service life of the O-shaped sealing ring can be influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a skeleton type O type sealing washer to the O type sealing washer that proposes in solving above-mentioned background art is even as an organic whole can not dismantle with O type sealing washer when using to can influence O type sealing washer's life's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a framework O type sealing washer, includes O type circle, supporting framework, sealing ring and the lantern ring, first concave groove is seted up to the lateral wall of O type circle, supporting framework and sealing ring cup joint in proper order in first concave groove, the sealing ring cup joint in supporting framework's outside, the recess is seted up in the outside of sealing ring, it has the brace to inlay in the recess, a plurality of constant head tanks are seted up to the lateral wall of sealing ring, the lantern ring cup joint in the lateral wall of O type circle, the inside wall butt fusion of the lantern ring is fixed with a plurality of bolts, the bolt with the constant head tank cooperation is connected, the lantern ring passes through the bolt is fixed in the outside of O type circle.

Preferably, the bottom of the pull-strip is connected with the sealing ring through a rotating shaft.

Preferably, the supporting framework is connected with the O-shaped ring through the first concave groove.

Preferably, the front side wall and the rear side wall of the O-shaped ring are both provided with a second concave groove, two iron rings are respectively embedded in the second concave grooves, and the inner sizes of the two iron rings are the same as that of the O-shaped ring.

Compared with the prior art, the beneficial effects of the utility model are that: this setting of skeleton style O type sealing washer, structural design is reasonable, has detachable support chassis at O type circle internally mounted, and support chassis's use can effectual improvement O type circle intensity, and then improves O type circle's life.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a left side schematic view of the present invention;

Fig. 3 is a schematic view of the internal structure of the lantern ring of the present invention.

In the figure: the sealing ring comprises an O-shaped ring 100, a first concave groove 110, a second concave groove 120, a supporting framework 200, a sealing ring 300, a pull strip 310, a groove 320, a rotating shaft 330, a positioning groove 340, a lantern ring 400, a plug 410 and an iron ring 500.

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.

The utility model provides a framework type O-shaped sealing ring for prolong the service life of O-shaped sealing ring, please refer to fig. 1, including O-shaped ring 100, support frame 200 and sealing ring 300.

Referring to fig. 1 and 2, an annular first concave groove 110 is formed in an outer side wall of the O-ring 100, a depth of the first concave groove 110 is a sum of thicknesses of the support framework 200 and the sealing ring 300, the O-ring 100 is used for preventing oil leakage, the first concave groove 110 is used for storing the support framework 200 and the sealing ring 300, and the O-ring 100 is made of rubber.

Referring to fig. 1 and 2 again, the supporting framework 200 is sleeved in the first concave groove 110, the supporting framework 200 is used for enhancing the strength of the O-ring 100 and prolonging the service life of the O-ring 100, and the supporting framework 200 is made of stainless steel.

Referring to fig. 1 and 2 again, the sealing ring 300 is sleeved outside the supporting framework 200, the sealing ring 300 is used for sealing the supporting framework 200, and the sealing ring 300 is made of rubber.

Referring to fig. 1 and 3, a sleeve ring 400 is fixedly sleeved on an outer side wall of a sealing ring 300, specifically, a plurality of pins 410 are fixedly welded on an inner side wall of the sleeve ring 400, the pins 410 are uniformly distributed on the inner side wall of the sleeve ring 400, positioning grooves 340 with the same number as the pins 410 are formed in the outer side wall of the sealing ring 300, the pins 410 are connected with the positioning grooves 340 in a matched manner, the sleeve ring 400 is used for integrally sealing an O-ring 100, the pins 410 are used for preventing slipping between the sleeve ring 400 and the O-ring 100, and the sleeve ring 400 and the pins 410 are made of.

Referring to fig. 1 again, in order to conveniently separate the sealing ring 300 from the support frame 200, the pulling bar 310 is installed at the outer side of the sealing ring 300 by means of the rotating shaft 330, and when not separated, the pulling bar 310 is seated in the groove 320, the pulling bar 310 is used for pulling the sealing ring 300, the material used for the pulling bar 310 is rubber, and the material used for the rotating shaft 330 is iron.

Referring to fig. 1 and fig. 2 again, in order to facilitate installation of the support framework 200, an annular first concave groove 110 is formed in an outer side wall of the O-ring 100, the support framework 200 is sleeved in the first concave groove 110, the first concave groove 110 is used for installing the support framework 200, and the support framework 200 is made of stainless steel.

Referring to fig. 1 and 2 again, in order to improve the service life of the O-ring 100, the iron rings 400 are embedded in the front and rear side walls of the O-ring 100, specifically, the front and rear side walls of the O-ring 100 are provided with a second concave groove 120, the iron rings 500 are embedded in the second concave groove 120, the two iron rings 500 have the same shape and size, the inner dimension of the iron ring 500 is equal to the inner dimension of the O-ring 100, the iron ring 500 is used to improve the service life of the O-ring 100, and the practical material of the iron ring 500 is carbon steel.

The working principle is as follows: install earlier into the first concave groove 110 of O type circle 100 lateral wall with support skeleton 200, install sealing ring 300 into the first concave groove 110 of O type circle 100 lateral wall again, sealing ring 300 cup joints in support skeleton 200's lateral wall, sealing ring 300 seals first concave groove 110, prevent that the air from entering into and corroding support skeleton 200 in first concave groove 110, two hoop 500's cooperation is used, avoid O type circle 100 direct and bearing contact, hoop 500 replaces O type circle 100 and bearing contact, O type circle 100 still plays the effect of oil blanket, and then improve support skeleton 200's life.

although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A framework type O-shaped sealing ring is characterized in that: comprises an O-shaped ring (100), a supporting framework (200), a sealing ring (300) and a lantern ring (400), the outer side wall of the O-shaped ring (100) is provided with a first concave groove (110), the supporting framework (200) and the sealing ring (300) are sequentially sleeved in the first concave groove (110), the sealing ring (300) is sleeved outside the supporting framework (200), a groove (320) is formed in the outer side of the sealing ring (300), a brace (310) is embedded in the groove (320), a plurality of positioning grooves (340) are formed in the outer side wall of the sealing ring (300), the lantern ring (400) is sleeved on the outer side wall of the O-shaped ring (100), a plurality of bolts (410) are fixedly welded on the inner side wall of the lantern ring (400), the bolt (410) is connected with the positioning groove (340) in a matched mode, and the lantern ring (400) is fixed to the outer side of the O-shaped ring (100) through the bolt (410).

2. A skeleton O-ring according to claim 1, wherein: the bottom of the brace (310) is connected with the sealing ring (300) through a rotating shaft (330).

3. A skeleton O-ring according to claim 1, wherein: the supporting framework (200) is connected with the O-shaped ring (100) through the first concave groove (110).

4. A skeleton O-ring according to claim 1, wherein: the front side wall and the rear side wall of the O-shaped ring (100) are provided with a second concave groove (120), two iron rings (500) are respectively embedded in the second concave grooves (120), and the inner sizes of the iron rings (500) are the same as that of the O-shaped ring (100).