Built-in rain cap drainage node structure of chimney
By designing a built-in rain cap drainage node structure in the chimney, the insulation layer and drainage tank are used to solve the problems of chimney leakage and water accumulation, the chimney smoke exhaust effect and the structural strength are enhanced, and the later maintenance needs are reduced.
Patent Information
- Application Number
- CN202421818225.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-30
- Publication Date
- 2025-05-09
- Estimated Expiration
- 2034-07-30
AI Technical Summary
Chimney leakage and water accumulation lead to poor smoke exhaust effect and deformation of the chimney, and repeated sealing treatment leads to increased weight of the chimney and poor appearance effect.
A built-in rain cap drainage node structure of chimney is designed, including the inner cylinder, the outer cylinder and the rain cap. The insulation layer is filled between the inner cylinder and the outer cylinder to form a drainage tank, and the accumulated water is discharged through the drain pipe.
Without affecting the smoke exhaust function of the chimney, avoid or reduce water accumulation and leakage of the chimney interlayer, enhance the body strength of the chimney, reduce the possibility of later maintenance, and facilitate later maintenance.
Smart Images
Figure CN222847736U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of building construction, in particular to a chimney built-in rain cap drainage node structure. Background Art
[0002] In the process of urban development and construction, we often encounter chimney leakage and water accumulation due to improper design or construction, increased seismic resistance requirements, etc., which leads to poor chimney exhaust effect and chimney deformation. Generally, when chimney leakage and water accumulation increase, glue is usually applied to the joints for sealing, which leads to repeated chimney repairs and increased weight. In the later stage, the chimney and bracket are easily deformed, and the appearance of the chimney is not good, so that the chimney exhaust function cannot be realized normally.
[0003] Therefore, it is necessary to develop a chimney built-in rain cap drainage node structure to solve the above-mentioned technical problems. Utility Model Content
[0004] The embodiment of the utility model provides a chimney built-in rain cap drainage node structure to solve the technical problems of poor chimney smoke exhaust effect and chimney deformation caused by chimney leakage and water accumulation.
[0005] The utility model provides a chimney built-in rain cap drainage node structure, comprising an inner cylinder and an outer cylinder, wherein the inner cylinder is sleeved in the outer cylinder and the upper end of the inner cylinder extends out of the outer cylinder; an insulation layer is filled between the inner cylinder and the outer cylinder, and the top cover of the outer cylinder is provided with a ring-shaped insulation layer sealing plate, and the inner ring of the insulation layer sealing plate is sealed and connected to the outer side wall of the inner cylinder;
[0006] A rain cap is detachably mounted on the top of the outer cylinder, and the rain cap is spaced apart on the periphery of the inner cylinder to form a drainage ditch with the thermal insulation layer sealing plate as the bottom therebetween; a drainage pipe is connected to the bottom of the thermal insulation layer sealing plate, the upper end of the drainage pipe is fluidically connected to the drainage ditch, and the lower end of the drainage pipe is bent and extends to the outside of the outer cylinder.
[0007] Optionally, the outer tube and the rain cap are detachably connected via a clamp.
[0008] Optionally, the top end of the outer tube and the bottom end of the rain cap are both provided with flanges folded outward in the horizontal direction, and the middle part of the clamp protrudes outward in the horizontal direction to form a U-shaped clamping groove, so that the clamp can be wrapped around the outside of the flange.
[0009] Optionally, the insulation layer sealing plate includes a vertical portion and a horizontal portion fixedly connected to the lower end of the vertical portion, the vertical portion is welded to the outer wall of the inner tube, and the horizontal portion extends between the flange of the outer tube and the flange of the rain cap and is welded to the flange of the outer tube.
[0010] Optionally, the lower end of the drain pipe extends obliquely downward.
[0011] Optionally, the drain pipe is fixed to the outer side wall of the outer cylinder by argon arc welding.
[0012] The embodiments of the utility model have the following beneficial effects: a drainage groove with a thermal insulation layer sealing plate as the bottom is formed between the rain cap and the inner cylinder, and a drainage pipe connected to the drainage groove is provided at the bottom of the thermal insulation layer sealing plate, so that it can avoid or reduce quality problems such as water accumulation and leakage in the chimney interlayer without affecting the chimney's smoke exhaust function, which not only ensures the chimney's smoke exhaust effect, but also enhances the main body strength of the chimney, and greatly reduces the possibility of later maintenance of the chimney; at the same time, the rain cap and the outer cylinder are detachably connected, which is also convenient for later maintenance and enhances the integrity of the rain cap and the outer cylinder. BRIEF DESCRIPTION OF THE DRAWINGS
[0013] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative work.
[0014] Figure 1 It is a structural schematic diagram of an embodiment of the utility model;
[0015] Figure 2 It is a partial enlarged schematic diagram of an embodiment of the utility model;
[0016] The numbers in the figure represent:
[0017] 1. Inner tube; 2. Outer tube; 3. Insulation layer; 4. Insulation layer sealing plate; 5. Rain cap; 6. Drainage trough; 7. Drainage pipe; 8. Hoop; 9. Flange; 10. Clamp groove. DETAILED DESCRIPTION
[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the utility model. In addition, it should be understood that the specific implementation methods described herein are only used to illustrate and explain the utility model, and are not used to limit the utility model. In the utility model, unless otherwise stated, the directional words used, such as "upper" and "lower", generally refer to the upper and lower parts of the device in actual use or working state, specifically the drawing direction in the accompanying drawings; while "inside" and "outside" refer to the outline of the device.
[0019] See also Figure 1 , Figure 2 As shown, the embodiment of the utility model provides a chimney built-in rain cap drainage node structure, including an inner cylinder 1 and an outer cylinder 2, wherein the inner cylinder 1 is sleeved in the outer cylinder 2 at intervals and the upper end of the inner cylinder 1 extends out from the outer cylinder 2. A thermal insulation layer 3 is filled between the inner cylinder 1 and the outer cylinder 2, and the top cover of the outer cylinder 2 is provided with a circle of annular thermal insulation layer sealing plate 4, the inner circle of the thermal insulation layer sealing plate 4 is sealed and connected to the outer side wall of the inner cylinder 1, which can support the inner cylinder 1 and waterproof the thermal insulation layer 3 below.
[0020] A rain cap 5 is detachably mounted on the top of the outer tube 2, and the rain cap 5 is arranged at intervals on the periphery of the inner tube 1, so that a drainage groove 6 with the insulation layer sealing plate 4 as the bottom can be formed between the rain cap 5 and the inner tube 1. A drainage pipe 7 is connected to the bottom of the insulation layer sealing plate 4, and the upper end of the drainage pipe 7 is in fluid communication with the drainage groove 6, and the lower end of the drainage pipe 7 is bent and extended to the outside of the outer tube 2. The drainage pipe 7 can discharge the accumulated water in the drainage groove 6 in time to avoid water accumulation, leakage and other quality problems in the chimney interlayer. In order to facilitate rapid drainage, the lower end of the drainage pipe 7 is preferably extended downwardly; in addition, the drainage pipe 7 can be fixed to the outer wall of the outer tube 2 by argon arc welding.
[0021] The rain hat 5 can be detachably connected to the outer tube 2 through the clamping hoop 8. Specifically, the top end of the outer tube 2 and the bottom end of the rain hat 5 are provided with flanges 9 folded outward in the horizontal direction, and the middle part of the clamping hoop 8 protrudes outward in the horizontal direction to form a U-shaped clamping groove 10, so that the clamping hoop 8 can be wrapped around the outside of the two flanges 9, thereby enhancing the strength and stability of the connection between the outer tube 2 and the rain hat 5.
[0022] Furthermore, the insulation layer sealing plate 4 in the embodiment of the utility model includes a vertical portion and a horizontal portion fixedly connected to the lower end of the vertical portion, wherein the vertical portion is welded and fixed to the outer wall of the inner tube 1, and the horizontal portion extends between the flange 9 of the outer tube 2 and the flange 9 of the rain cap 5, and is welded and fixed to the flange 9 of the outer tube 2.
[0023] This article uses specific examples to illustrate the principles and implementation methods of the present invention. The description of the above embodiments is only used to help understand the technical solution and its core idea of the present invention. Ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some of the technical features therein with equivalents; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present invention.
Claims
1. A chimney built-in rain cap drainage node structure, characterized in that: It comprises an inner cylinder and an outer cylinder, wherein the inner cylinder is sleeved in the outer cylinder and the upper end of the inner cylinder extends out of the outer cylinder; a heat preservation layer is filled between the inner cylinder and the outer cylinder, and the top cover of the outer cylinder is provided with a ring-shaped heat preservation layer sealing plate, and the inner ring of the heat preservation layer sealing plate is sealed and connected with the outer side wall of the inner cylinder; A rain cap is detachably mounted on the top of the outer cylinder, and the rain cap is spaced apart on the periphery of the inner cylinder to form a drainage ditch with the thermal insulation layer sealing plate as the bottom therebetween; a drainage pipe is connected to the bottom of the thermal insulation layer sealing plate, the upper end of the drainage pipe is fluidically connected to the drainage ditch, and the lower end of the drainage pipe is bent and extends to the outside of the outer cylinder.
2. A chimney built-in rain cap drainage node structure according to claim 1, characterized in that: The outer cylinder and the rain cap are detachably connected via a clamp.
3. A chimney built-in rain cap drainage node structure according to claim 2, characterized in that: The top end of the outer tube and the bottom end of the rain cap are both provided with flanges folded outward in the horizontal direction, and the middle part of the clamp is convex outward in the horizontal direction to form a U-shaped clamping groove, so that the clamp can be wrapped around the outside of the flange.
4. A chimney built-in rain cap drainage node structure according to claim 3, characterized in that: The insulation layer sealing plate includes a vertical portion and a horizontal portion fixedly connected to the lower end of the vertical portion, the vertical portion is welded to the outer wall of the inner tube, and the horizontal portion extends between the flange of the outer tube and the flange of the rain cap and is welded to the flange of the outer tube.
5. The chimney built-in rain cap drainage node structure according to claim 1, characterized in that: The lower end of the drain pipe extends obliquely downward.
6. The chimney built-in rain cap drainage node structure according to claim 1, characterized in that: The drain pipe is fixed to the outer side wall of the outer cylinder by argon arc welding.