Leak-proof exhaust pipe sealing ring

Abstract

The utility model is suitable for the technical field of sealing rings, and provides a leakproof exhaust pipe sealing ring which comprises a sealing ring body, a first backing ring is jointly attached to the position, close to the rear side, of the inner wall of the sealing ring body, and two clamping blocks are clamped into two clamping grooves, so that the first backing ring is tightly attached to the inner wall of the sealing ring body. The first backing ring and the second backing ring are combined and connected into the sealing ring body for use, so that when the first backing ring or the second backing ring of the exhaust pipe sealing ring is abraded due to gas erosion, a worker only needs to replace the damaged first backing ring or the damaged second backing ring, the whole backing ring does not need to be replaced, and the working efficiency is improved. The exhaust pipe sealing ring is simple in structure, materials are saved, practicability is high, the light shield is connected to the outer side of the sealing ring body, the light shield can shield light for the sealing ring body, the oxidation rate of the exhaust pipe sealing ring is slowed down, the service life of the exhaust pipe sealing ring is prolonged to a certain degree, and then actual use is facilitated.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of sealing ring, especially relates to the exhaust pipe sealing ring of preventing leakage. BACKGROUND

[0002] The exhaust pipe is a part of the engine exhaust system, and a three-way catalyst for controlling engine pollutant emission is also installed in the exhaust system, and the exhaust pipe needs to use a sealing ring to enhance its sealing property during use.

[0003] The gasket ring of the conventional exhaust pipe sealing ring preventing leakage will be abraded after working for a certain period of time, and the entire gasket ring is generally replaced when the gasket ring is abraded to the replacement condition, which is relatively wasteful and has poor practicability, and the conventional exhaust pipe sealing ring preventing leakage does not have a light shielding structure, so that the existing exhaust pipe sealing ring has a relatively high oxidation rate, and the service life is reduced, thereby being not conducive to actual use. UTILITY MODEL CONTENTS

[0004] The utility model provides exhaust pipe sealing ring of preventing leakage, aims at solving the problem that the existing exhaust pipe sealing ring preventing leakage is generally replaced with the entire gasket ring when the gasket ring is abraded to the replacement condition, which is relatively wasteful and does not have a light shielding structure.

[0005] The utility model is such a realization, exhaust pipe sealing ring of preventing leakage, including sealing ring body, the first gasket ring is jointly pasted to the inwall close to the rear side of sealing ring body, the first gasket ring inner chamber front side close to the center of left and right two sides is all set up with the clamping slot, two the inner chamber of clamping slot is all movably connected with the clamping block, two the front side of clamping block is all penetrated through the inner chamber of adjacent clamping slot, and the second gasket ring is jointly connected, and the side wall of second gasket ring is all pasted with the inwall close to the front side of sealing ring body, the outside of sealing ring body has light shielding subassembly, the light shielding subassembly includes the light shielding cover of the sleeve setting on sealing ring body, and the size of light shielding cover is greater than the size of sealing ring body.

[0006] Preferably, the inner cavity of the light shielding cover has a connecting ring, the size of the connecting ring is slightly larger than the size of the light shielding cover and slightly smaller than the size of the sealing ring body, and the inner wall of the connecting ring is connected with the outer wall of the sealing ring body.

[0007] Preferably, the inner wall of the light shielding cover is connected with the connecting rod near the edge center, a plurality of the connecting rods are arranged in a ring array around the center of the inner cavity of the light shielding cover, and a plurality of the connecting rods are connected with the outer wall of the connecting ring near the edge center.

[0008] Preferably, the inner cavity of the light shielding cover has a reinforcing rib, and the side wall of the reinforcing rib is connected with the inner wall of the light shielding cover.

[0009] Preferably, the material of the reinforcing rib is spring steel.

[0010] Preferably, the sealing ring body inner cavity is uniformly provided with a fixing screw hole near the edge center, and the fixing screw holes are arranged in a ring array around the center of the sealing ring body inner cavity as the symmetric axis.

[0011] Compared with the prior art, the embodiment of the application has the following beneficial effects:

[0012] By clamping the two clamping blocks into the two clamping grooves, the first gasket ring and the second gasket ring are combined and connected inside the sealing ring body for use, so that when the first gasket ring or the second gasket ring of the exhaust pipe sealing ring is abraded by gas erosion, the worker only needs to replace the damaged first gasket ring or second gasket ring, without the need to replace the entire gasket ring, which is more material-saving and has strong practicability. By connecting the light shield on the outside of the sealing ring body, the light shield can shield the light for the sealing ring body, so as to slow down the oxidation rate of the exhaust pipe sealing ring, thereby improving the service life of the exhaust pipe sealing ring to a certain extent, and being beneficial to actual use. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 is the overall three-dimensional structure schematic diagram of the utility model;

[0014] Figure 2 is the first gasket ring three-dimensional structure schematic diagram of the utility model part;

[0015] Figure 3 is the second gasket ring three-dimensional structure schematic diagram of the utility model part;

[0016] Figure 4 is the light shield partial sectional three-dimensional structure schematic diagram of the utility model part;

[0017] Figure 5 is the Figure 4 enlarged view of A in the figure.

[0018] In the figure: 1, sealing ring body; 2, first gasket ring; 3, clamping block; 4, light shielding assembly; 41, light shield; 42, connecting rod; 43, connecting ring; 44, reinforcing rib; 5, second gasket ring; 6, clamping groove. DETAILED DESCRIPTION

[0019] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description herein is for describing particular embodiments only and is not intended to be limiting of the application; the use herein of terms such as "comprise", "have" and "include" or variations such as "comprises", "comprising", "including" and "includes", are intended to be inclusive or open-ended and do not exclude additional, unrecited elements or method steps; the use of terms such as "first", "second" and the like in the description herein is intended to indicate different sequentially or otherwise, and not to denote a particular order of, or importance to, the application.

[0020] Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are they necessarily mutually exclusive or alternative embodiments. It is expressly understood that the embodiments described herein are merely examples from a whole class of comparable embodiments which those skilled in the art will readily appreciate.

[0021] The utility model discloses an anti -leakage exhaust pipe sealing ring, as shown in the figure, including sealing ring body 1, the first gasket ring 2 of sealing ring body 1 inner wall near rear side place is jointly attached, the first gasket ring 2 inner chamber front side near left and right two sides center place all are established with the clamping groove 6, two clamping grooves 6 inner chamber all movably connect with the clamping block 3, two clamping blocks 3 front side all are connected with the second gasket ring 5 with the common connection of adjacent clamping groove 6 inner chamber, and the second gasket ring 5 side wall all with sealing ring body 1 inner wall near front side place are attached, and the sealing ring body 1 outside has shading assembly 4. Figures 1-5 As shown, the shading cover 41 is sleeved on the sealing ring body 1, and the size of the shading cover 41 is greater than the size of the sealing ring body 1.

[0022] It should be noted that, since the existing anti-leakage exhaust pipe sealing ring is generally replaced when the gasket ring is worn out, which is relatively wasteful, and does not have a shading structure, in order to solve the problems existing in the use of the anti-leakage exhaust pipe sealing ring, the present application uses the cooperation of the components on the first gasket ring 2 and the second gasket ring 5, and adds a shading assembly 4 outside the sealing ring body 1 to solve the problem that the existing anti-leakage exhaust pipe sealing ring is generally replaced when the gasket ring is worn out, which is relatively wasteful, and does not have a shading structure.

[0023] As shown in the further preferred embodiment of the utility model, Figures 1-5 As shown, the shading cover 41 has a connecting ring 43, the size of the connecting ring 43 is slightly larger than the size of the sealing ring body 1, and the inner wall of the connecting ring 43 is connected with the outer wall of the sealing ring body 1.

[0024] In the embodiment, when the worker connects the exhaust pipe sealing ring between two exhaust pipes for use, the first gasket 2 is placed at the rear side of the inner cavity of the sealing ring body 1, then the worker places the two clamping blocks 3 on the top of the two clamping grooves 6, and then the worker presses the second gasket 5 downward, so that the two clamping blocks 3 are moved downward and clamped into the two clamping grooves 6, and the first gasket 2 and the second gasket 5 are combined and connected inside the sealing ring body 1 for use, so that when the first gasket 2 or the second gasket 5 of the exhaust pipe sealing ring is abraded by gas erosion, the worker only needs to replace the damaged first gasket 2 or second gasket 5, without replacing the entire gasket, which saves materials, and when the first gasket 2 and the second gasket 5 are combined, the worker places the sealing ring body 1 between the two exhaust pipes, then the worker screws the bolts into the adjacent fixing screw holes, and then the exhaust pipe sealing ring is fixed between the two exhaust pipes for use, avoiding the problem of gas leakage during transportation.

[0025] In the further preferred embodiment of the utility model, as shown in Figure 1 The inner wall of the light shield 41 is connected with the connecting rod 42 near the edge center, a plurality of connecting rods 42 are arranged in a ring array around the center of the inner cavity of the light shield 41, and the one end of the plurality of connecting rods 42 near the center of the inner cavity of the light shield 41 is connected with the outer wall of the connecting ring 43 near the edge center.

[0026] In the embodiment, the light shield 41 is fixed on the outer side of the sealing ring body 1 through the four connecting rods 42, so that the position of the light shield 41 can be limited, and the light shield 41 can stably shield the light of the sealing ring body 1.

[0027] In the further preferred embodiment of the utility model, as shown in Figure 4 and 5 The inner cavity of the light shield 41 has the reinforcing rib 44, and the side wall of the reinforcing rib 44 is connected with the inner wall of the light shield 41.

[0028] In the embodiment, the reinforcing rib 44 is connected in the light shield 41, so that the strength of the light shield 41 can be improved, and the service life of the light shield 41 is prolonged to a certain extent.

[0029] In the further preferred embodiment of the utility model, as shown in Figure 4 and 5 The material of the reinforcing rib 44 is spring steel.

[0030] In the embodiment, the reinforcing rib 44 is made of spring steel, so that the deformation resistance of the light shield 41 is effectively improved, and the service life of the light shield 41 is further improved.

[0031] In the further preferred embodiment of the utility model, as shown in the drawings, Figure 1 The sealing ring body 1 is provided with a plurality of fixed screw holes arranged in a ring array around the center of the inner cavity of the sealing ring body 1.

[0032] In the embodiment, the four fixed screw holes are provided on the sealing ring body 1, so that the exhaust pipe sealing ring can be quickly connected with the two exhaust pipes through the four fixed screw holes.

[0033] It should be noted that, for the foregoing embodiments, in order to simply describe, they are all expressed as a series of action combinations, but those skilled in the art should know that the utility model is not limited by the action sequence described, because according to the utility model, some steps can be performed in other sequences or simultaneously. Secondly, those skilled in the art should know that the embodiments described in the specification all belong to preferred embodiments, and the actions and modules involved are not necessarily necessary for the utility model.

[0034] In several embodiments provided by the present application, it should be understood that the disclosed device can be implemented in other ways. For example, the device embodiments described above are only illustrative, and the division of the above units can have another division manner in actual implementation, for example, a plurality of units or components can be combined or integrated into another system, or some features can be ignored or not executed. In addition, the coupling or communication connection between the units or components shown or discussed can be indirect coupling or communication connection through some interfaces, or direct coupling or communication connection.

[0035] The units described as separate components can or can not be physically separate, and the components shown as units can or can not be physical units, that is, they can be located in one place, or can be distributed on a plurality of network units. According to actual needs, some or all of the units can be selected to achieve the purpose of the embodiment scheme.

[0036] The above examples are only used to illustrate the technical solutions of the present application, and are not intended to limit the protection scope of the present application. Obviously, the described examples are only some of the embodiments of the present application, not all the embodiments. Based on these examples, all other embodiments obtained by those of ordinary skill in the art without creative labor fall within the scope of the present application. Although the present application has been described in detail with reference to the above examples, those of ordinary skill in the art can still combine, add or delete the features in the embodiments of the present application according to the circumstances without creative labor, so as to obtain different other technical solutions which do not deviate from the concept of the present application in essence, and these technical solutions also fall within the scope of the present application.

Claims

1. A leak-proof exhaust pipe seal ring, characterized by, The utility model relates to a sealing ring body (1) is provided with first gasket ring (2) on the inner wall, and the first gasket ring (2) is provided with clamping groove (6) on the inner cavity, and the clamping groove (6) is provided with clamping block (3), and the clamping block (3) is provided with second gasket ring (5), and the second gasket ring (5) is provided with shading assembly (4) on the outer side. The shading assembly (4) includes a shading cover (41) that is sleeved on the sealing ring body (1), and the size of the shading cover (41) is greater than the size of the sealing ring body (1).

2. The leak resistant exhaust pipe seal ring of claim 1, wherein, The shading cover (41) has a connecting ring (43) in the inner cavity, and the size of the connecting ring (43) is slightly greater than the size of the sealing ring body (1) and smaller than the size of the shading cover (41), and the inner wall of the connecting ring (43) is connected with the outer wall of the sealing ring body (1).

3. The leak-tight exhaust pipe seal ring of claim 2, wherein, The inner wall of the shading cover (41) is connected with a connecting rod (42) near the edge center, and a plurality of connecting rods (42) are arranged in a ring array around the center of the inner cavity of the shading cover (41), and the ends of the plurality of connecting rods (42) near the center of the inner cavity of the shading cover (41) are connected with the outer wall of the connecting ring (43) near the edge center.

4. The leak-tight exhaust pipe seal ring of claim 2, wherein, The inner cavity of the shading cover (41) has a reinforcing rib (44), and the side wall of the reinforcing rib (44) is connected with the inner wall of the shading cover (41).

5. The leak-tight exhaust pipe seal ring of claim 4, wherein, The material of the reinforcing rib (44) is spring steel.

6. The leak resistant exhaust pipe seal ring of claim 1, wherein, The inner cavity of the sealing ring body (1) is provided with a fixing screw hole near the edge center, and a plurality of fixing screw holes are arranged in a ring array around the center of the inner cavity of the sealing ring body (1).

Images