Arc-shaped end face exhaust passage and arc-shaped bearing piece

Abstract

The utility model discloses an arc-shaped end face exhaust passage and an arc-shaped bearing piece, the arc-shaped bearing piece is of a rectangular frame structure, the top surfaces of two opposite frames of the rectangular frame structure are concave arc surfaces along the side length direction, and the bottom surfaces of the two opposite frames of the rectangular frame structure are concave arc surfaces along the thickness direction of the frames; the top faces of the other two opposite frames of the rectangular frame structure are concave arc faces in the thickness direction of the frames, and the bottom faces of the other two opposite frames are concave arc faces in the side length direction. The exhaust passage is of a rectangular tubular structure, the upper ends of a pair of opposite side faces of the exhaust passage are convex arc faces in the side length direction, and the lower ends of the pair of opposite side faces of the exhaust passage are convex arc faces in the pipe wall thickness direction. And the upper ends of the other pair of opposite side surfaces of the exhaust passage are convex arc surfaces along the thickness direction of the pipe wall, and the lower ends are convex arc surfaces along the side length direction. According to the utility model, the joint sealing can be adjusted, and the stress point of each section of pipeline is dispersed to each floor.

Description

Technical Field

[0001] The utility model relates to the technical field of exhaust flues, in particular to an arc-shaped end-face exhaust duct and an arc-shaped supporting member. Background Art

[0002] At present, the exhaust ducts on the market are produced in sections and installed by splicing them up and down at the construction site. In this installation method, due to the errors in production and installation process, the joints of each section of the exhaust duct cannot be completely connected when the pipeline is vertical. During the on-site construction, trimming work is required, and gaps are left, causing smoke leakage in the pipeline. In addition, the weight of the upper exhaust duct accumulates on the lower exhaust duct, which is easy to cause deformation or damage to the lower exhaust duct. Summary of the invention

[0003] In view of the problems existing in the prior art, the utility model provides an arc-shaped end-face exhaust duct capable of adjusting the sealing of the joints, and an arc-shaped supporting member capable of distributing the stress points of each section of the pipeline to each floor.

[0004] The purpose of the utility model is achieved through the following technical solutions.

[0005] An arc-shaped supporting member is a rectangular frame structure, wherein one of the top surfaces of the rectangular frame structure relative to the two frame frames is a concave arc surface along the direction of the side length, and the bottom surface is a concave arc surface along the direction of the frame thickness; the other top surface of the rectangular frame structure relative to the two frame frames is a concave arc surface along the direction of the frame thickness, and the bottom surface is a concave arc surface along the direction of the side length.

[0006] A curved end face exhaust duct, the exhaust duct is a rectangular tubular structure, the upper ends of one pair of opposite side surfaces of the exhaust duct are convex curved surfaces along the side length direction, and the lower ends are convex curved surfaces along the tube wall thickness direction; the upper ends of the other pair of opposite side surfaces of the exhaust duct are convex curved surfaces along the tube wall thickness direction, and the lower ends are convex curved surfaces along the side length direction.

[0007] An arc-shaped supporting member is provided between the two sections of the exhaust duct, and the arc-shaped supporting member is a rectangular frame structure. The top surface of one of the rectangular frame structures relative to the two frame frames is a concave arc surface along the direction of the side length, and the bottom surface is a concave arc surface along the direction of the frame thickness; the top surface of the other rectangular frame structure relative to the two frame frames is a concave arc surface along the direction of the frame thickness, and the bottom surface is a concave arc surface along the direction of the side length.

[0008] The concave arc surface of the top surface of one of the arc-shaped supporting members relative to the two frame frames along the side length direction matches with the convex arc surface of the lower end of the other pair of opposite side surfaces of the exhaust duct along the side length direction; the concave arc surface of the bottom surface of one of the arc-shaped supporting members relative to the two frame frames along the frame thickness direction matches with the convex arc surface of the upper end of the other pair of opposite side surfaces of the exhaust duct along the tube wall thickness direction; the top surface of the other arc-shaped supporting member relative to the two frame frames is a concave arc surface along the frame thickness direction, which matches with the convex arc surface of the lower end of one pair of opposite side surfaces of the exhaust duct along the tube wall thickness direction; the bottom surface of the other arc-shaped supporting member relative to the two frame frames is a concave arc surface along the side length direction, which matches with the convex arc surface of the upper end of one pair of opposite side surfaces of the exhaust duct along the side length direction.

[0009] An arc-shaped supporting member is a rectangular frame structure, wherein one of the top surfaces of the rectangular frame structure relative to the two frame frames is a convex arc surface along the direction of the side length, and the bottom surface is a concave arc surface along the direction of the frame thickness; the other top surface of the rectangular frame structure relative to the two frame frames is a convex arc surface along the direction of the frame thickness, and the bottom surface is a concave arc surface along the direction of the side length.

[0010] Support ribs are arranged on the side surfaces of the rectangular frame structure.

[0011] A curved end face exhaust duct, the exhaust duct is a rectangular tubular structure, the upper ends of one pair of opposite side surfaces of the exhaust duct are convex curved surfaces along the side length direction, and the lower ends are concave curved surfaces along the tube wall thickness direction; the upper ends of the other pair of opposite side surfaces of the exhaust duct are convex curved surfaces along the tube wall thickness direction, and the lower ends are concave curved surfaces along the side length direction.

[0012] The exhaust duct is connected end to end, and the convex arc surface along the side length direction of the upper end of one pair of opposite side surfaces of the exhaust duct cooperates with the concave arc surface along the side length direction of the lower end of the other pair of opposite side surfaces of the exhaust duct; the concave arc surface along the pipe wall thickness direction of the lower end of one pair of opposite side surfaces of the exhaust duct cooperates with the convex arc surface along the pipe wall thickness direction of the upper end of the other pair of opposite side surfaces of the exhaust duct.

[0013] An arc-shaped supporting member is provided between the two sections of the exhaust duct, and the arc-shaped supporting member is a rectangular frame structure. The top surface of one of the rectangular frame structures relative to the two frame frames is a convex arc surface along the direction of the side length, and the bottom surface is a concave arc surface along the direction of the frame thickness; the top surface of the other rectangular frame structure relative to the two frame frames is a convex arc surface along the direction of the frame thickness, and the bottom surface is a concave arc surface along the direction of the side length.

[0014] The convex arc surface of the top surface of one of the two frames relative to the arc-shaped supporting member along the length direction matches the concave arc surface of the lower end of the other pair of opposite side surfaces of the exhaust duct along the length direction, the concave arc surface of the bottom surface of one of the two frames relative to the arc-shaped supporting member along the thickness direction of the frame matches the convex arc surface of the upper end of the other pair of opposite side surfaces of the exhaust duct along the thickness direction of the tube wall, the convex arc surface of the top surface of the other frame relative to the two frames along the thickness direction of the frame matches the concave arc surface of the lower end of one pair of opposite side surfaces of the exhaust duct along the thickness direction of the tube wall, the concave arc surface of the bottom surface of the other frame relative to the two frames along the length direction matches the convex arc surface of the upper end of one pair of opposite side surfaces of the exhaust duct along the length direction. The side of the rectangular frame structure is provided with supporting ribs.

[0015] An air inlet is arranged on the side of the exhaust duct.

[0016] Compared with the prior art, the utility model has the following advantages: the utility model can adjust the exhaust duct angle forward, backward, left and right at the construction site without the need for on-site trimming work, so that the entire exhaust duct remains vertical and ensures that there are no gaps at the joints; adding supporting parts allows the stress points of each section of the pipeline to be pressed on each floor slab. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic structural diagram of an arc-shaped supporting member in Example 1 of the utility model.

[0018] Figure 2 This is a schematic diagram of the arc-shaped end surface exhaust duct structure of Example 1 of the utility model.

[0019] Figure 3 This is a schematic diagram of the installation of Example 1 of the utility model.

[0020] Figure 4 This is a finished product diagram of Example 1 of the present utility model.

[0021] Figure 5 This is a schematic structural diagram of an arc-shaped supporting member in Example 3 of the utility model.

[0022] Figure 6 It is a schematic diagram of the structure of the arc-shaped end surface exhaust duct in Examples 2 and 3 of the utility model.

[0023] Figure 7 This is a schematic diagram of the installation of Example 3 of the utility model.

[0024] Figure 8 This is a finished product diagram of Example 3 of the present utility model. DETAILED DESCRIPTION

[0025] The utility model is described in detail below in conjunction with the accompanying drawings and specific embodiments. Example

[0026] like Figure 1 As shown, an arc-shaped supporting member is a rectangular frame structure, wherein one of the top surfaces of the rectangular frame structure relative to the two frame edges is a concave arc surface 11 along the direction of the side length, and the bottom surface is a concave arc surface 13 along the direction of the frame thickness; the other top surface of the rectangular frame structure relative to the two frame edges is a concave arc surface 13 along the direction of the frame thickness, and the bottom surface is a concave arc surface 11 along the direction of the side length.

[0027] like Figure 2 As shown, an arc-shaped end-face exhaust duct is a rectangular tubular structure, wherein the upper ends of a pair of opposite side surfaces 2 and 4 of the exhaust duct are convex arc surfaces 7 along the side length direction, and the lower ends are convex arc surfaces 5 along the tube wall thickness direction; the upper ends of another pair of opposite side surfaces 1 and 3 of the exhaust duct are convex arc surfaces 5 along the tube wall thickness direction, and the lower ends are convex arc surfaces 7 along the side length direction.

[0028] like Figure 3-4 As shown, an arc-shaped supporting member is provided between the two sections of the exhaust duct, and the arc-shaped supporting member is a rectangular frame structure. The top surface of one of the rectangular frame structures relative to the two frame frames is a concave arc surface along the direction of the side length, and the bottom surface is a concave arc surface along the direction of the frame thickness; the top surface of the other rectangular frame structure relative to the two frame frames is a concave arc surface along the direction of the frame thickness, and the bottom surface is a concave arc surface along the direction of the side length.

[0029] The concave arc surface of the top surface of one of the arc-shaped supporting members relative to the two frame frames along the side length direction matches with the convex arc surface of the lower end of the other pair of opposite side surfaces of the exhaust duct along the side length direction; the concave arc surface of the bottom surface of one of the arc-shaped supporting members relative to the two frame frames along the frame thickness direction matches with the convex arc surface of the upper end of the other pair of opposite side surfaces of the exhaust duct along the tube wall thickness direction; the top surface of the other arc-shaped supporting member relative to the two frame frames is a concave arc surface along the frame thickness direction, which matches with the convex arc surface of the lower end of one pair of opposite side surfaces of the exhaust duct along the tube wall thickness direction; the bottom surface of the other arc-shaped supporting member relative to the two frame frames is a concave arc surface along the side length direction, which matches with the convex arc surface of the upper end of one pair of opposite side surfaces of the exhaust duct along the side length direction.

[0030] A curved supporting member and two curved end-face exhaust ducts spliced ​​above and below it form a set, which can realize adjustment in four directions: front, back, left, and right.

[0031] Support ribs are arranged on the side surfaces of the rectangular frame structure.

[0032] An air inlet is arranged on the side of the exhaust duct. Example

[0033] like Figure 6The exhaust duct shown is connected end to end, and the convex arc surface of the upper end of one pair of opposite side surfaces of the exhaust duct along the length direction cooperates with the concave arc surface of the lower end of the other pair of opposite side surfaces of the exhaust duct along the length direction; the concave arc surface of the lower end of one pair of opposite side surfaces of the exhaust duct along the thickness direction of the pipe wall cooperates with the convex arc surface of the upper end of the other pair of opposite side surfaces of the exhaust duct along the thickness direction of the pipe wall. Every two adjacent exhaust ducts can be adjusted in the front-to-back or left-to-right direction, and every three exhaust ducts can be adjusted in four directions: front-to-back, left-to-right, and left-to-right.

[0034] An air inlet is arranged on the side of the exhaust duct. Example

[0035] like Figure 5 As shown, an arc-shaped supporting member is a rectangular frame structure, wherein one of the top surfaces of the rectangular frame structure relative to the two frame edges is a convex arc surface 10 along the direction of the side length, and the bottom surface is a concave arc surface 13 along the direction of the frame thickness; the other top surface of the rectangular frame structure relative to the two frame edges is a convex arc surface 9 along the direction of the frame thickness, and the bottom surface is a concave arc surface 11 along the direction of the side length.

[0036] Support ribs 12 are provided on the side surfaces of the rectangular frame structure.

[0037] like Figure 6 As shown, the exhaust duct is a rectangular tubular structure, and the upper ends of one pair of opposite side surfaces 2 and 4 of the exhaust duct are convex arc surfaces 7 along the side length direction, and the lower ends are concave arc surfaces 8 along the tube wall thickness direction; the upper ends of the other pair of opposite side surfaces 1 and 3 of the exhaust duct are convex arc surfaces 5 along the tube wall thickness direction, and the lower ends are concave arc surfaces 6 along the side length direction.

[0038] like Figure 7 and 8 As shown, an arc-shaped supporting member is provided between the two sections of the exhaust duct, and the arc-shaped supporting member is a rectangular frame structure, and the top surface of one of the rectangular frame structures relative to the two frame frames is a convex arc surface along the direction of the side length, and the bottom surface is a concave arc surface along the direction of the frame thickness; the top surface of the other rectangular frame structure relative to the two frame frames is a convex arc surface along the direction of the frame thickness, and the bottom surface is a concave arc surface along the direction of the side length.

[0039] The convex arc surface of the top surface of one of the arc-shaped supporting members relative to the two frame frames along the direction of the side length matches with the concave arc surface of the lower end of the other pair of opposite side surfaces of the exhaust duct along the direction of the side length; the concave arc surface of the bottom surface of one of the arc-shaped supporting members relative to the two frame frames along the direction of the frame thickness matches with the convex arc surface of the upper end of the other pair of opposite side surfaces of the exhaust duct along the direction of the tube wall thickness; the top surface of the other arc-shaped supporting member relative to the two frame frames is a convex arc surface along the direction of the frame thickness, which matches with the concave arc surface of the lower end of one pair of opposite side surfaces of the exhaust duct along the direction of the tube wall thickness; the bottom surface of the other arc-shaped supporting member relative to the two frame frames is a concave arc surface along the direction of the side length, which matches with the convex arc surface of the upper end of one pair of opposite side surfaces of the exhaust duct along the direction of the side length.

[0040] A curved supporting member and two curved end-face exhaust ducts spliced ​​above and below it form a set, which can realize adjustment in four directions: front, back, left, and right.

[0041] Support ribs 12 are provided on the side surfaces of the rectangular frame structure.

[0042] An air inlet is arranged on the side of the exhaust duct.

Claims

1. An arc-shaped support member, characterized in that It is a rectangular frame structure, wherein one of the top surfaces of the rectangular frame structure relative to the two frame frames is a concave arc surface along the direction of the side length, and the bottom surface is a concave arc surface along the direction of the frame thickness; the other top surface of the rectangular frame structure relative to the two frame frames is a concave arc surface along the direction of the frame thickness, and the bottom surface is a concave arc surface along the direction of the side length.

2. An arc-shaped end surface exhaust duct, characterized in that The exhaust duct is a rectangular tubular structure, and the upper ends of one pair of opposite side surfaces of the exhaust duct are convex arc surfaces along the side length direction, and the lower ends are convex arc surfaces along the tube wall thickness direction; the upper ends of the other pair of opposite side surfaces of the exhaust duct are convex arc surfaces along the tube wall thickness direction, and the lower ends are convex arc surfaces along the side length direction.

3. The arc-shaped end surface exhaust duct according to claim 2, characterized in that An arc-shaped supporting member is provided between the two sections of the exhaust duct, and the arc-shaped supporting member is a rectangular frame structure. The top surface of one of the rectangular frame structures relative to the two frame frames is a concave arc surface along the direction of the side length, and the bottom surface is a concave arc surface along the direction of the frame thickness; the top surface of the other rectangular frame structure relative to the two frame frames is a concave arc surface along the direction of the frame thickness, and the bottom surface is a concave arc surface along the direction of the side length.

4. The arc-shaped end surface exhaust duct according to claim 3, characterized in that The concave arc surface of the top surface of one of the arc-shaped supporting members relative to the two frame frames along the side length direction matches with the convex arc surface of the lower end of the other pair of opposite side surfaces of the exhaust duct along the side length direction; the concave arc surface of the bottom surface of one of the arc-shaped supporting members relative to the two frame frames along the frame thickness direction matches with the convex arc surface of the upper end of the other pair of opposite side surfaces of the exhaust duct along the tube wall thickness direction; the top surface of the other arc-shaped supporting member relative to the two frame frames is a concave arc surface along the frame thickness direction, which matches with the convex arc surface of the lower end of one pair of opposite side surfaces of the exhaust duct along the tube wall thickness direction; the bottom surface of the other arc-shaped supporting member relative to the two frame frames is a concave arc surface along the side length direction, which matches with the convex arc surface of the upper end of one pair of opposite side surfaces of the exhaust duct along the side length direction.

5. An arc-shaped support member, characterized in that It is a rectangular frame structure, wherein one of the top surfaces of the rectangular frame structure relative to the two frame frames is a convex arc surface along the direction of the side length, and the bottom surface is a concave arc surface along the direction of the frame thickness; the other top surface of the rectangular frame structure relative to the two frame frames is a convex arc surface along the direction of the frame thickness, and the bottom surface is a concave arc surface along the direction of the side length.

6. An arc-shaped support member according to claim 1 or 5, characterized in that Support ribs are arranged on the side surfaces of the rectangular frame structure.

7. An arc-shaped end surface exhaust duct, characterized in that The exhaust duct is a rectangular tubular structure, and the upper ends of one pair of opposite side surfaces of the exhaust duct are convex arc surfaces along the side length direction, and the lower ends are concave arc surfaces along the tube wall thickness direction; the upper ends of the other pair of opposite side surfaces of the exhaust duct are convex arc surfaces along the tube wall thickness direction, and the lower ends are concave arc surfaces along the side length direction.

8. The arc-shaped end surface exhaust duct according to claim 7, characterized in that The exhaust duct is connected end to end, and the convex arc surface along the side length direction of the upper end of one pair of opposite side surfaces of the exhaust duct cooperates with the concave arc surface along the side length direction of the lower end of the other pair of opposite side surfaces of the exhaust duct; the concave arc surface along the pipe wall thickness direction of the lower end of one pair of opposite side surfaces of the exhaust duct cooperates with the convex arc surface along the pipe wall thickness direction of the upper end of the other pair of opposite side surfaces of the exhaust duct.

9. The arc-shaped end surface exhaust duct according to claim 7, characterized in that An arc-shaped supporting member is provided between the two sections of the exhaust duct, and the arc-shaped supporting member is a rectangular frame structure. The top surface of one of the rectangular frame structures relative to the two frame frames is a convex arc surface along the direction of the side length, and the bottom surface is a concave arc surface along the direction of the frame thickness; the top surface of the other rectangular frame structure relative to the two frame frames is a convex arc surface along the direction of the frame thickness, and the bottom surface is a concave arc surface along the direction of the side length.

10. The arc-shaped end surface exhaust duct according to claim 9, characterized in that The convex arc surface of the top surface of one of the arc-shaped supporting members relative to the two frame frames along the direction of the side length matches with the concave arc surface of the lower end of the other pair of opposite side surfaces of the exhaust duct along the direction of the side length; the concave arc surface of the bottom surface of one of the arc-shaped supporting members relative to the two frame frames along the direction of the frame thickness matches with the convex arc surface of the upper end of the other pair of opposite side surfaces of the exhaust duct along the direction of the tube wall thickness; the top surface of the other arc-shaped supporting member relative to the two frame frames is a convex arc surface along the direction of the frame thickness, which matches with the concave arc surface of the lower end of one pair of opposite side surfaces of the exhaust duct along the direction of the tube wall thickness; the bottom surface of the other arc-shaped supporting member relative to the two frame frames is a concave arc surface along the direction of the side length, which matches with the convex arc surface of the upper end of one pair of opposite side surfaces of the exhaust duct along the direction of the side length.

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