Air leakage prevention sealing ring for building ventilation pipeline

Abstract

The utility model belongs to the technical field of sealing rings, and particularly discloses a building ventilating duct air leakage prevention sealing ring which comprises a sealing ring body, arc-shaped grooves are formed in the top and the bottom of the sealing ring body, an annular groove is formed in the inner surface of the sealing ring body, and two second reinforcing ribs are fixedly connected to the interior of the annular groove. A cavity is formed in the sealing ring body, a reinforcing frame is fixedly connected to the interior of the cavity, two symmetrical supporting blocks are fixedly connected to the interior of the reinforcing frame, the section of the reinforcing frame is in an X shape, the reinforcing frame and the cavity form a triangle, the reinforcing frame has the stability of the triangle, and the air leakage prevention sealing ring for the building ventilation pipeline is more stable. The reinforcing frame can support and reinforce the interior of the sealing ring body more stably, the strength of the interior of the sealing ring body is improved to a certain degree, the service life of the sealing ring body is prolonged, and a triangle is formed by the reinforcing frame, the supporting block and the inner wall of the cavity.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of sealing ring, concretely is a building ventilation pipeline leak protection sealing ring. BACKGROUND

[0002] Ventilation pipeline is the indoor dirty air or harmful smoke, dust is directly or after treatment and is discharged outdoor, fresh air is sent into the room, dilutes the concentration of harmful material, provides people normal fresh air need amount, therefore, the sealing property of ventilation pipeline is especially important.

[0003] And the present ventilation pipeline and the gap between pipeline connection exist, therefore need to use the sealing ring to carry out sealing between pipeline and pipeline, but because some sealing rings of prior art, the structure is single, the internal strength of sealing ring is poor, and makes the contact tightness between sealing ring and pipeline, causes the sealing property between pipeline and pipeline to reduce, in view of above situation, on the basis of prior art device carries out technical innovation. CONTENT OF THE UTILITY MODEL

[0004] The utility model discloses a building ventilation pipeline leak protection sealing ring to solve the problem in the background art.

[0005] To achieve the above object, the utility model provides the following technical scheme: a building ventilation pipeline leak protection sealing ring, including sealing ring body, the top and bottom of sealing ring body are all set up arc groove sealing ring body's inner surface sets up annular groove, the inside fixedly connected with two second reinforcing ribs of annular groove, the inside of chamber is fixedly connected with the reinforcement frame of chamber, the inside fixedly connected with two symmetrical support blocks of reinforcement frame, the side close to reinforcement frame of support block and the surface fixed connection of reinforcement frame, the inner wall of reinforcement frame, support block and chamber forms triangle.

[0006] Preferably, the cross section of the reinforcement frame is X-shaped, and the reinforcement frame and the chamber form a triangle.

[0007] Preferably, the outer surface of the second reinforcing rib is provided with a deformation groove.

[0008] Preferably, the outer surface of the sealing ring body is provided with two symmetrical grooves, and the first reinforcing ring is fixedly connected in the grooves.

[0009] Preferably, the outer surface of the sealing ring body is fixedly connected with two symmetrical extension parts, and the two first reinforcing rings are arranged between the two extension parts.

[0010] Preferably, the chamber is provided with a support ring inside, and the support ring is arranged between the support block and the reinforcement frame.

[0011] Preferably, the surface inside the arc-shaped groove is provided with protrusions.

[0012] Preferably, the top and bottom of the sealing ring body are provided with wear-resistant layers.

[0013] Compared with the prior art, the building ventilation pipeline anti-leakage sealing ring has the beneficial effects that:

[0014] 1. The building ventilation pipeline anti-leakage sealing ring, through the X-shaped cross section of the reinforcing frame, the reinforcing frame and the cavity form a triangle, so that the reinforcing frame has the stability of a triangle, and the reinforcing frame can more stably support and reinforce the inside of the sealing ring body, and the strength of the inside of the sealing ring body is improved to a certain extent, so that the service life of the sealing ring body is prolonged.

[0015] 2. The building ventilation pipeline anti-leakage sealing ring, through the second reinforcing rib, the sealing ring body can be supported and reinforced, and through the deformation groove, the second reinforcing rib can be deformed under extrusion, so that the second reinforcing rib more smoothly contacts the ventilation pipeline, and the sealing property of the ventilation pipeline connection is improved to a certain extent. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a structural schematic view of the building ventilation pipeline anti-leakage sealing ring of the utility model;

[0017] Figure 2 It is a structural schematic view of the sealing ring body of the utility model;

[0018] Figure 3 It is a structural schematic view of the cavity of the utility model;

[0019] Figure 4 It is a structural schematic view of the wear-resistant layer of the utility model.

[0020] In the drawing: 1, sealing ring body; 2, arc-shaped groove; 3, extension; 4, first reinforcing ring; 5, groove; 6, annular groove; 7, second reinforcing rib; 8, deformation groove; 9, protrusion; 10, cavity; 11, reinforcing frame; 12, supporting block; 13, supporting ring; 14, wear-resistant layer. DETAILED DESCRIPTION

[0021] Please refer to Figures 1-4The utility model provides technical scheme: a building ventilation pipeline leak protection sealing ring, including sealing ring body 1, the top and bottom of sealing ring body 1 are all seted up arc groove 2, through arc groove 2 makes sealing ring body 1 can more smoothly carry out deformation, and make sealing ring body 1 can more closely with the end surface contact of building ventilation pipeline closely, and make the leak protection of building ventilation pipeline gets certain enhancement, the sealing property of device gets promotion, the inner surface of sealing ring body 1 is seted up annular groove 6, two second reinforcing ribs 7 are fixedly connected in the inside of annular groove 6, through second reinforcing rib 7 can support the sealing ring body 1 and strengthen, the inside of sealing ring body 1 is seted up chamber 10, the inside of chamber 10 is fixedly connected with the reinforcing frame 11, the inside of reinforcing frame 11 is fixedly connected with two symmetrical support blocks 12, and the side close to reinforcing frame 11 of support block 12 is fixedly connected with the surface of reinforcing frame 11, and the inner wall of reinforcing frame 11, support block 12 and chamber 10 forms triangle, to make reinforcing frame 11 and support block 12 can more stably support the inside of sealing ring body 1 and strengthen.

[0022] The cross section of reinforcing frame 11 is X-shaped, and the reinforcing frame 11 and the chamber 10 form a triangle, so that the reinforcing frame 11 is stable in triangular shape, the reinforcing frame 11 can more stably support the inside of the sealing ring body 1 and strengthen, the strength of the sealing ring body 1 inside is improved, and the service life of the sealing ring body 1 is prolonged.

[0023] The outer surface of the second reinforcing rib 7 is provided with a deformation groove 8, and the second reinforcing rib 7 can be deformed by extrusion through the deformation groove 8, so that the second reinforcing rib 7 more smoothly contacts the ventilation pipeline, and the sealing property of the ventilation pipeline connection is improved.

[0024] The outer surface of the sealing ring body 1 is provided with two symmetrical grooves 5, and the first reinforcing ring 4 is fixedly connected in the inside of the groove 5. The strength of the sealing ring body 1 is improved through the first reinforcing ring 4. The outer surface of the sealing ring body 1 is fixedly connected with two symmetrical extension parts 3. The two first reinforcing rings 4 are arranged between the two extension parts 3. Through the cooperation of the extension part 3 and the first reinforcing ring 4, the sealing ring body 1 is closely contacted with the ventilation pipeline multiple times, and the sealing property of the sealing ring body 1 to the ventilation pipeline is improved.

[0025] The inside of the chamber 10 is provided with a supporting ring 13, and the supporting ring 13 is arranged between the support block 12 and the reinforcing frame 11. Through the cooperation of the supporting ring 13, the reinforcing frame 11 and the support block 12, the strength of the sealing ring body 1 inside is further strengthened, the service life of the sealing ring body 1 is prolonged, and the sealing ring body 1 can more smoothly seal the ventilation pipeline.

[0026] The convex block 9 is arranged on the surface inside the arc-shaped groove 2, and after the sealing ring body 1 is deformed through the arc-shaped groove 2, the convex block 9 contacts the building ventilation pipeline, and the friction of the sealing ring body 1 to the building ventilation pipeline is strengthened through the convex block 9, so that the sealing property of the sealing ring body 1 to the building ventilation pipeline is improved.

[0027] The wear-resistant layer 14 is arranged on the top and the bottom of the sealing ring body 1, the material of the wear-resistant layer 14 is polytetrafluoroethylene film, the wear-resistant property of the sealing ring body 1 is improved through the wear-resistant layer 14, the service life of the sealing ring body 1 is strengthened, and the sealing ring body 1 more smoothly seals the building ventilation pipeline.

[0028] Working principle: for the building ventilation pipeline leak-proof sealing ring, the sealing ring body 1 can be deformed more smoothly through the arc-shaped groove 2, the sealing ring body 1 can be more closely contacted with the end surface of the building ventilation pipeline, the leak-proof property of the building ventilation pipeline is strengthened, the sealing property of the device is improved, the triangle is formed through the reinforcing frame 11 and the cavity 10, the reinforcing frame 11 has the stability of the triangle, the inside of the sealing ring body 1 is more stably supported and reinforced by the reinforcing frame 11, the strength of the inside of the sealing ring body 1 is improved, the service life of the sealing ring body 1 is prolonged, the strength of the sealing ring body 1 is improved through the first reinforcing ring 4, the outer surface of the sealing ring body 1 is fixedly connected with two symmetrical extension parts 3, the two first reinforcing rings 4 are arranged between the two extension parts 3, the contact of the sealing ring body 1 with the ventilation pipeline is tightly attached multiple times through the mutual cooperation of the extension part 3 and the first reinforcing ring 4, the sealing property of the sealing ring body 1 to the ventilation pipeline is improved, the strength of the inside of the sealing ring body 1 is further strengthened through the mutual cooperation of the supporting ring 13, the reinforcing frame 11 and the supporting block 12, the service life of the sealing ring body 1 is prolonged, and the sealing ring body 1 more smoothly seals the ventilation pipeline.

[0029] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An air leakage preventing sealing ring for a building ventilation duct, comprising a sealing ring body (1), characterized in that: The top and bottom of the sealing ring body (1) are provided with arc-shaped grooves (2), the inner surface of the sealing ring body (1) is provided with an annular groove (6), the inside of the annular groove (6) is fixedly connected with two second reinforcing ribs (7), the inside of the sealing ring body (1) is provided with a cavity (10), the inside of the cavity (10) is fixedly connected with a reinforcing frame (11), the inside of the reinforcing frame (11) is fixedly connected with two symmetrical supporting blocks (12), the side, close to the reinforcing frame (11), of the supporting block (12) is fixedly connected with the surface of the reinforcing frame (11), and the reinforcing frame (11), the supporting block (12) and the inner wall of the cavity (10) form a triangle.

2. The air leakage preventing sealing ring for a building ventilation duct according to claim 1, characterized in that: The cross section of the reinforcing frame (11) is X-shaped, and the reinforcing frame (11) and the cavity (10) form a triangle.

3. The air leakage preventing sealing ring for a building ventilation duct according to claim 1, characterized in that: The outer surface of the second reinforcing rib (7) is provided with a deformation groove (8).

4. The air leakage preventing sealing ring for a building ventilation duct according to claim 1, characterized in that: The outer surface of the sealing ring body (1) is provided with two symmetrical grooves (5), and the inside of the groove (5) is fixedly connected with a first reinforcing ring (4).

5. The air leakage preventing sealing ring for a building ventilation duct according to claim 4, characterized in that: The outer surface of the sealing ring body (1) is fixedly connected with two symmetrical extension parts (3), and the two first reinforcing rings (4) are arranged between the two extension parts (3).

6. The air leakage preventing sealing ring for a building ventilation duct according to claim 1, characterized in that: The inside of the cavity (10) is provided with a supporting ring (13), and the supporting ring (13) is arranged between the supporting block (12) and the reinforcing frame (11).

7. The air leakage preventing sealing ring for a building ventilation duct according to claim 1, characterized in that: The surface inside the arc-shaped groove (2) is provided with a convex block (9).

8. The air leakage preventing sealing ring for a building ventilation duct according to claim 1, characterized in that: The top and bottom of the sealing ring body (1) are provided with wear-resistant layers (14).

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