Flange special for silencer

Abstract

The utility model discloses a special flange for a silencer, which comprises a first clamping cavity and a second clamping cavity, the first clamping cavity and the second clamping cavity are enclosed by integrally formed metal sections, and the outer diameter of the first clamping cavity is larger than that of the second clamping cavity; the metal profile comprises a first vertical plate, the inner side of the first vertical plate is vertically connected with a first transverse plate, the outer side of the first vertical plate is vertically connected with a second transverse plate, the outer side of the second transverse plate is vertically connected with a second vertical plate, and the outer side of the second vertical plate is vertically connected with a third transverse plate; and a second clamping cavity is formed between the second vertical plate and the first vertical plate, and the second clamping cavity is formed in the side, away from the first vertical plate, of the second vertical plate. The flange special for the silencer is used for achieving fixed installation of the silencer and an air pipe, the flange is of an integrally-formed metal profile structure, the silencer body is clamped by forming the two clamping cavities with different outer diameters, and standardized installation is achieved.

Description

Technical Field

[0001] This utility model relates to the technical field of duct flanges, specifically a flange for silencers. Background Technology

[0002] Duct silencers are connected between two adjacent duct sections. Since the structure of the duct silencer itself is not uniform and flat, multiple fasteners are generally used to fix it to the duct body in the current market, which makes the installation process relatively complicated. Utility Model Content

[0003] To address the technical problems existing in the prior art, this utility model provides a special flange for silencers.

[0004] To solve the above-mentioned technical problems, this utility model provides the following technical solution:

[0005] This utility model is a special flange for a muffler, including a first clamping cavity and a second clamping cavity formed by an integrally formed metal profile, wherein the outer diameter of the first clamping cavity is larger than the outer diameter of the second clamping cavity.

[0006] The metal profile includes a first vertical plate, a first horizontal plate vertically connected to the inner side of the first vertical plate, a second horizontal plate vertically connected to the outer side of the first vertical plate, a second vertical plate vertically connected to the outer side of the second horizontal plate, and a third horizontal plate vertically connected to the outer side of the second vertical plate.

[0007] The second clamping cavity is located between the second vertical plate and the first vertical plate, and the side of the second vertical plate away from the first vertical plate is also the second clamping cavity.

[0008] Furthermore, the end of the first horizontal plate is flush with the end of the second horizontal plate, or flush with the end of the third horizontal plate.

[0009] Furthermore, a first clamping groove is provided on the side of the first vertical plate near the second clamping cavity. When multiple flange segments are connected, connecting strips are embedded in the first clamping grooves of adjacent flange segments for fixation.

[0010] Furthermore, a second clamping groove is provided on the side of the second vertical plate near the first clamping cavity. When multiple flange segments are connected, connecting strips are embedded in the first clamping grooves of adjacent flange segments for fixation.

[0011] Furthermore, a bend is provided at the connection between the first vertical plate and the first horizontal plate. When connecting opposing flanges, a U-shaped piece is used to fix the bend of the two opposing flanges.

[0012] Furthermore, friction serrations are provided on the end faces of the first horizontal plate and the third horizontal plate near the first clamping cavity.

[0013] The beneficial effects of this utility model are:

[0014] This utility model designs a special flange for silencers, which is used to fix the silencer to the air duct. The flange itself is a one-piece molded metal profile structure, which clamps the silencer body by forming two clamping cavities with different outer diameters, thus achieving standardized installation. Attached Figure Description

[0015] The accompanying drawings are provided to further illustrate the present invention and form part of the specification. They are used together with the embodiments of the present invention to explain the present invention, but do not constitute a limitation thereof. In the drawings:

[0016] Figure 1 This is a schematic cross-sectional view of a special flange for a silencer according to this utility model. Figure 1 .

[0017] Figure 2 This is a schematic cross-sectional view of a special flange for a silencer according to this utility model. Figure 2 ;

[0018] Figure 3 This is a schematic diagram of the installation of this utility model with the air duct during use;

[0019] Figure 4 This is a schematic diagram of the connection structure between this utility model and the duct flange (A in the figure is the duct flange, and B is the silencer flange). Detailed Implementation

[0020] The preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are for illustration and explanation only and are not intended to limit the present invention.

[0021] This utility model embodiment provides a special flange for a muffler, first refer to... Figure 1 As shown, it includes a first clamping cavity 1 and a second clamping cavity 2 formed by an integrally formed metal profile, wherein the outer diameter of the first clamping cavity 1 is larger than the outer diameter of the second clamping cavity 2;

[0022] The metal profile includes a first vertical plate 01, a first horizontal plate 06 is vertically connected to the inner side of the first vertical plate 01, a second horizontal plate 05 is vertically connected to the outer side of the first vertical plate 01, a second vertical plate 09 is vertically connected to the outer side of the second horizontal plate 05, and a third horizontal plate 07 is vertically connected to the outer side of the second vertical plate 09.

[0023] The second clamping cavity 2 is located between the second vertical plate 09 and the first vertical plate 01, and the side of the second vertical plate 09 away from the first vertical plate 01 is the second clamping cavity 2.

[0024] Reference Figure 1 and Figure 2As shown, the end of the first horizontal plate 06 is flush with the end of the second horizontal plate 05, or with the end of the third horizontal plate 07. The choice can be made based on the actual structure of the muffler; if the length is long, then... Figure 1 The middle section of the design can be secured with rivets; if the muffler is short, then... Figure 2 The solution.

[0025] This silencer's dedicated flange uses a multi-segment connection, spliced ​​together to form a complete flange, such as a rectangular flange or a round flange. This splicing process improves installation stability. (Refer to...) Figure 1 and Figure 2 As shown, the first vertical plate 01 has a first clamping groove 02 on the side near the second clamping cavity 2. When multiple flange segments are connected, connecting strips are embedded in the first clamping grooves 02 of adjacent flange segments for fixation. The second vertical plate 09 has a second clamping groove 04 on the side near the first clamping cavity 1. When multiple flange segments are connected, connecting strips are embedded in the second clamping grooves 04 of adjacent flange segments for fixation.

[0026] A connecting strip is embedded in the clamping groove between the two flanges. The connecting strip can be made of a material with a certain degree of elasticity, and the connection stability is improved by tightening and fixing it.

[0027] Continue to refer to Figure 3 as well as Figure 4 As shown, to facilitate connection with the duct flange, a bend 03 is provided at the connection between the first vertical plate 01 and the first horizontal plate 06. When connecting opposing flanges, a U-shaped piece C is used to fix the bend 03 of the two opposing flanges. In addition, to improve the installation stability of the silencer, friction serrations 08 are provided on the end face of the first horizontal plate 06 and the third horizontal plate 07 near the first clamping cavity 1.

[0028] Finally, it should be noted that the above are merely preferred embodiments of this utility model and are not intended to limit the utility model. Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A flange specifically for a silencer, characterized in that, It includes a first clamping cavity (1) and a second clamping cavity (2) formed by an integrally formed metal profile, wherein the outer diameter of the first clamping cavity (1) is larger than the outer diameter of the second clamping cavity (2); The metal profile includes a first vertical plate (01), a first horizontal plate (06) is vertically connected to the inner side of the first vertical plate (01), a second horizontal plate (05) is vertically connected to the outer side of the first vertical plate (01), a second vertical plate (09) is vertically connected to the outer side of the second horizontal plate (05), and a third horizontal plate (07) is vertically connected to the outer side of the second vertical plate (09). The second clamping cavity (2) is located between the second vertical plate (09) and the first vertical plate (01), and the side of the second vertical plate (09) away from the first vertical plate (01) is the second clamping cavity (2).

2. The silencer flange according to claim 1, characterized in that, The end of the first horizontal plate (06) is flush with the end of the second horizontal plate (05) or with the end of the third horizontal plate (07).

3. The silencer flange according to claim 1, characterized in that, The first vertical plate (01) has a first clamping groove (02) on the side near the second clamping cavity (2). When multiple flanges are connected, connecting strips are embedded in the first clamping grooves (02) of adjacent flanges for fixation.

4. A silencer-specific flange according to claim 3, characterized in that, The second vertical plate (09) has a second clamping groove (04) on the side near the first clamping cavity (1). When multiple flanges are connected, connecting strips are embedded in the second clamping grooves (04) of adjacent flanges for fixation.

5. The silencer flange according to claim 4, characterized in that, A bend (03) is provided at the connection between the first vertical plate (01) and the first horizontal plate (06). When the opposing flanges are connected, a U-shaped piece is used to fix the bend (03) of the two opposing flanges.

6. A silencer-specific flange according to claim 1, characterized in that, Friction serrations (08) are provided on the side end face of the first horizontal plate (06) and the third horizontal plate (07) near the first clamping cavity (1).

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