CN212132487U - Automatic down-flow anti-backflow rainproof multifunctional chimney cap - Google Patents
Automatic down-flow anti-backflow rainproof multifunctional chimney cap Download PDFInfo
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- CN212132487U CN212132487U CN202020559664.2U CN202020559664U CN212132487U CN 212132487 U CN212132487 U CN 212132487U CN 202020559664 U CN202020559664 U CN 202020559664U CN 212132487 U CN212132487 U CN 212132487U
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- transmission shaft
- chimney
- elbow
- cap
- rain
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Abstract
The utility model discloses technical scheme provides an automatic down-flow prevents flowing backward rain-proof multi-functional chimney cap. The fixed port of the elbow-shaped rain-proof cap is rotationally connected with the smoke outlet of the chimney, the elbow-shaped rain-proof cap is fixed with the lower end of the transmission shaft, and the upper end of the transmission shaft is fixedly connected with the downstream wind wing. One end of the support frame is fixed with the floor, and the other end of the support frame is provided with a transmission shaft hole site in which the transmission shaft is arranged. A cushion block with a round hole is arranged between the transmission shaft and the support frame. The advantage is rain-proof cap both ends all open, and the rain-proof cap of elbow is rotatory under the drive of following current wing, makes the elbow export direction keep unanimous with the wind direction, and the chimney cap keeps the following current syntropy with wind is automatic all the time when keeping out the rain, and the exhaust outlet produces the air suction under the effect of wind, reduces the resistance coefficient of chimney export, promotes the flue gas emission.
Description
Technical Field
The utility model relates to a small-size boiler room gas boiler smoke and air system technical field especially relates to an automatic down-flow prevents flowing backward rain-proof multi-functional chimney cap.
Background
Many gas boiler rooms are now built in communities, and the chimney needs to exceed the highest building height according to the environmental code requirements.
The main function of the chimney is to discharge smoke, and the prior common method is that the chimney is directly discharged or a smoke outlet is singly set to be a static umbrella-shaped or T-shaped smoke outlet after being laid on a roof along the outer wall of a building. When the weather is bad, such as sleet, rainwater can flow into the chimney from the discharge port, causes the humidity and the bottom ponding of passageway, shortens the chimney life-span. If meeting strong wind weather, the wind-force makes chimney exit smoke resistance increase, leads to the unable smooth and easy discharge of flue gas, influences combustion effect, even appears flowing backward the phenomenon and leads to the boiler to shut down. The service life of the chimney, the efficiency of the boiler and the guarantee degree of operation are closely related to the rain prevention and the backflow prevention of the chimney.
Therefore, how to provide a device capable of protecting the outlet of the chimney so that the chimney can keep smooth smoke emission in various weathers becomes a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model provides an automatic down-flow prevents flowing backward rain-proof multi-functional chimney cap, its simple structure, effect are showing for solve current chimney cap and can't compromise rain-proof and the problem of flowing backward.
In order to realize the above purpose, the utility model discloses technical scheme provides an automatic down-flow prevents flowing backward rain-proof multi-functional chimney cap, and it includes: the device comprises an elbow-shaped rain-proof cap, a transmission shaft, a cushion block, a downstream wind wing, a support frame and a chimney. The fixed port of the elbow-shaped rain-proof cap is rotationally connected with the smoke outlet of the chimney, the elbow-shaped rain-proof cap is fixed with the lower end of the transmission shaft, and the upper end of the transmission shaft is fixedly connected with the downstream wind wing, so that the transmission shaft, the elbow-shaped rain-proof cap and the downstream wind wing are linked. One end of the support frame is fixed with the floor, and the other end of the support frame is provided with a transmission shaft hole site in which the transmission shaft is arranged. A cushion block is arranged between the transmission shaft and the support frame, and the cushion block is provided with a round hole used for penetrating through the support frame.
Preferably, as the optimization of the above technical scheme, the center line of the hole position of the transmission shaft coincides with the center of the vertical pipe of the elbow-shaped rain hat.
Preferably, the lower end of the transmission shaft is fixed to the center of the vertical pipe of the elbow-shaped rain hat.
Preferably, the elbow-shaped rain hat is matched with the chimney outlet in size, wherein the inner diameter of the elbow-shaped rain hat is larger than the outer diameter of the chimney opening, and the fixed port of the elbow-shaped rain hat is lower than the upper edge of the smoke outlet of the chimney.
Preferably, the support frame is composed of a rooting column base, a round steel column and a horizontal beam with a transmission shaft hole site, the hole diameter of the transmission shaft hole site on the horizontal beam is larger than the outer diameter of the transmission shaft, and the difference between the hole diameter and the outer diameter is not larger than 5 mm.
Preferably, the horizontal beam is a channel steel, the transmission shaft hole is composed of a notched channel steel and a fixing screw, the transmission shaft hole is a concave groove with one side being opened inwards, and the transmission shaft is fixed by a seal head and a thimble screw after being installed in the concave groove.
Preferably, the rooting column base is fixed to the floor, and the round steel column is integrally connected with the rooting column base.
Preferably, both ends of the elbow-shaped rain hat are open.
The utility model discloses technical scheme provides an automatic down-flow prevents flowing backward rain-proof multi-functional chimney cap. The fixed port of the elbow-shaped rain-proof cap is rotationally connected with the smoke outlet of the chimney, the elbow-shaped rain-proof cap is fixed with the lower end of the transmission shaft, and the upper end of the transmission shaft is fixedly connected with the downstream wind wing. One end of the support frame is fixed with the floor, and the other end of the support frame is provided with a transmission shaft hole site in which the transmission shaft is arranged. A cushion block with a round hole is arranged between the transmission shaft and the support frame.
The utility model has the advantages that rain-proof cap both ends are all opened, and rain-proof cap of elbow is rotatory under the drive of following current wind wing, makes elbow export direction keep unanimous with the wind direction, and the chimney cap keeps following current syntropy with wind is automatic throughout when keeping off the rain, and the exhaust outlet produces the air suction under the effect of wind, reduces the resistance coefficient of chimney exit, promotes the fume emission.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, a brief description will be given below of the drawings required to be used in the description of the embodiments or the prior art, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is the utility model provides an automatic following current prevents flowing backward rain-proof multi-functional chimney cap's overall structure schematic diagram.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Now, the structure of the present invention is described, specifically, as shown in fig. 1, there are: the device comprises a bent-head-shaped rain hat 1, a transmission shaft 2, a cushion block 3, a downstream wind wing 4, a support frame 5 and a chimney 6. The support frame 5 is composed of a rooting column base 51, a round steel upright column 52 and a horizontal cross beam 53 with a transmission shaft hole position.
The rooting column base 51 of the support frame 5 is fixed with the floor, and the round steel column 52 is integrally connected with the rooting column base 51. The round steel upright 52 is connected with one end of the horizontal beam 53 in a right angle, the other end of the horizontal beam 53 is provided with a transmission shaft 2 hole site, and the transmission shaft 2 is arranged in the transmission shaft 2 hole site. The center line of the hole site of the transmission shaft 2 coincides with the circle center of the vertical pipe of the elbow-shaped rain hat 1, and the lower end of the transmission shaft 2 is fixed at the circle center of the vertical pipe of the elbow-shaped rain hat 1. The size of the elbow-shaped rain-proof cap 1 is matched with that of the outlet of the chimney 6, both ends of the elbow-shaped rain-proof cap 1 are open, a fixed port of the elbow-shaped rain-proof cap 1 is rotatably connected with a smoke outlet of the chimney 6, the elbow-shaped rain-proof cap 1 is fixed with the lower end of the transmission shaft 2, and the upper end of the transmission shaft 2 is fixedly connected with the downstream wind wing 4. The inner diameter of the elbow-shaped rain hat 1 is larger than the outer diameter of the opening of the chimney 6, and the fixed port of the elbow-shaped rain hat is lower than the upper edge of the smoke outlet of the chimney 6. The structure enables the transmission shaft 2, the elbow-shaped rain-proof cap 1 and the downstream wind wing 4 to be linked, and the elbow-shaped rain-proof cap 1 rotates along with the rotation of the downstream wind wing 4.
A cushion block 3 is arranged between the transmission shaft 2 and the horizontal beam 53 of the support frame 5, and the cushion block 3 is provided with a round hole for penetrating the support frame 5. The aperture of the hole site of the transmission shaft 2 on the horizontal beam 53 is larger than the outer diameter of the transmission shaft 2, and the difference between the aperture and the outer diameter is not larger than 5 mm. The horizontal beam 53 is a channel steel, the hole position of the transmission shaft 2 is composed of a notched channel steel and a fixing screw, the shape of the hole position of the transmission shaft 2 is a concave groove with one side inwards, and the transmission shaft 2 is fixed on the transmission shaft 2 by a seal head and a thimble screw after being arranged in the concave groove.
Now, the technical solution of the present invention is described with reference to specific installation methods and usage scenarios, as shown in fig. 1:
the elbow-shaped rain hat 1 is in a bent cylindrical shape.
The transmission shaft 2 is arranged at the hole position of the transmission shaft 2 on the horizontal beam 53, the hole diameter of the hole position of the transmission shaft 2 is slightly larger than the outer diameter of the transmission shaft 2, and the transmission shaft 2 rotates smoothly on the premise of ensuring small clearance between the hole position of the transmission shaft 2 and the transmission shaft 2. After the center line of the hole of the transmission shaft 2 coincides with the circle center of the vertical pipe of the elbow-shaped rain hat 1, the downstream wind wing 4 is fixedly connected with the upper end of the transmission shaft 2, and the elbow-shaped rain hat 1 is connected with the lower end of the transmission shaft 2. In order to reduce the frictional resistance between the downstream wind wing 4 and the support frame 5, a cushion block 3 is added between the transmission shaft 2 and the support frame 5, and the cushion block 3 can be made of polytetrafluoroethylene. The size of the elbow-shaped rain-proof cap 1 is matched with the size of the outlet of the chimney 6, the inner diameter of the elbow-shaped rain-proof cap 1 is slightly larger than the outer diameter of the outlet of the chimney 6, and the lower end of the elbow-shaped rain-proof cap 1 is lower than the upper edge of the smoke outlet of the chimney 6 during re-installation, so that the smoke outlet is covered by the elbow-shaped rain-proof cap 1 to ensure rain prevention and wind prevention.
In severe weather, such as windy weather, the wind direction is as shown by an arrow in fig. 1, the wind blows the downstream wind wing 4 to rotate, and simultaneously drives the transmission shaft 2 to rotate, and the further elbow-shaped rain hat 1 rotates along with the rotation of the downstream wind wing 4, so that the effect of protecting the smoke outlet is achieved. When the rain-snow weather is treated by the same principle, the elbow-shaped rain hat 1 with the structure and the actual scene application condition is referred to, so that the effect of preventing rain and snow from flowing backwards is achieved on the smoke outlet of the chimney 6.
The utility model discloses technical scheme provides an automatic down-flow prevents flowing backward rain-proof multi-functional chimney cap. The fixed port of the elbow-shaped rain-proof cap is rotationally connected with the smoke outlet of the chimney, the elbow-shaped rain-proof cap is fixed with the lower end of the transmission shaft, and the upper end of the transmission shaft is fixedly connected with the downstream wind wing. One end of the support frame is fixed with the floor, and the other end of the support frame is provided with a transmission shaft hole site in which the transmission shaft is arranged. A cushion block with a round hole is arranged between the transmission shaft and the support frame.
The utility model has the advantages that rain-proof cap both ends are all opened, and rain-proof cap of elbow is rotatory under the drive of following current wind wing, makes elbow export direction keep unanimous with the wind direction, and the chimney cap keeps following current syntropy with wind is automatic throughout when keeping off the rain, and the exhaust outlet produces the air suction under the effect of wind, reduces the resistance coefficient of chimney exit, promotes the fume emission.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (8)
1. The utility model provides an automatic following current prevents flowing backwards rain-proof multi-functional chimney cap which characterized in that, it includes: an elbow-shaped rain-proof cap, a transmission shaft, a cushion block, a downstream wind wing, a support frame and a chimney,
the fixed port of the elbow-shaped rain-proof cap is rotationally connected with the smoke outlet of the chimney, the elbow-shaped rain-proof cap is fixed with the lower end of the transmission shaft, and the upper end of the transmission shaft is fixedly connected with the downstream wind wing, so that the transmission shaft, the elbow-shaped rain-proof cap and the downstream wind wing are linked;
one end of the support frame is fixed with the floor, and the other end of the support frame is provided with a transmission shaft hole site;
the cushion block is arranged between the transmission shaft and the support frame and provided with a round hole for penetrating through the support frame.
2. The automatic forward-flow backflow-preventing rainproof multifunctional chimney cap according to claim 1, wherein a center line of the transmission shaft hole site is coincident with a circle center of a vertical pipe of the elbow-shaped rainproof cap.
3. The automatic forward-flow backflow-preventing rainproof multifunctional chimney cap according to claim 1, wherein the lower end of the transmission shaft is fixed to the center of a vertical pipe of the elbow-shaped rainproof cap.
4. The automatic forward-flow backflow-preventing rainproof multifunctional chimney cap according to claim 1, wherein the elbow-shaped rainproof cap is matched with the chimney outlet in size, the inner diameter of the elbow-shaped rainproof cap is larger than the outer diameter of the chimney opening, and the fixing port of the elbow-shaped rainproof cap is lower than the upper edge of the smoke outlet of the chimney.
5. The multifunctional automatic downstream anti-backflow chimney cap according to claim 1, wherein the support frame is composed of a rooting column base, a round steel column, and a horizontal beam with a transmission shaft hole site,
the aperture of the transmission shaft hole position on the horizontal beam is larger than the outer diameter of the transmission shaft, and the difference between the aperture and the outer diameter is not larger than 5 mm.
6. The multifunctional automatic forward-flow backflow-preventing rainproof chimney cap according to claim 5, wherein the horizontal cross beam is a channel steel, the transmission shaft hole is composed of a notched channel steel and a fixing screw, the transmission shaft hole is a concave groove with one side being inwards formed, and the transmission shaft is fixed in the concave groove through a seal head and an ejector pin screw.
7. The automatic downstream backflow-preventing rainproof multifunctional chimney cap according to claim 5, wherein the rooting column base is fixed to the floor, and the round steel column is integrally connected with the rooting column base.
8. The automatic forward flow, backflow prevention and rain protection multifunctional chimney cap according to claim 1, wherein both ends of the elbow-shaped rain cap are open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020559664.2U CN212132487U (en) | 2020-04-15 | 2020-04-15 | Automatic down-flow anti-backflow rainproof multifunctional chimney cap |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020559664.2U CN212132487U (en) | 2020-04-15 | 2020-04-15 | Automatic down-flow anti-backflow rainproof multifunctional chimney cap |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212132487U true CN212132487U (en) | 2020-12-11 |
Family
ID=73689557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020559664.2U Expired - Fee Related CN212132487U (en) | 2020-04-15 | 2020-04-15 | Automatic down-flow anti-backflow rainproof multifunctional chimney cap |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212132487U (en) |
-
2020
- 2020-04-15 CN CN202020559664.2U patent/CN212132487U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |