CN211601130U - A smoke guide device and exhaust system for an outdoor water heater - Google Patents

Abstract

The utility model discloses a smoke guide device of an outdoor water heater, and also discloses an exhaust system, wherein the smoke guide device of the outdoor water heater comprises a smoke guide cover body, and the smoke guide cover body is provided with Smoke exhaust cavity, the rear side of the smoke guide hood is provided with an air inlet, and the air inlet and the smoke exhaust cavity are connected to each other; the left end cover is arranged at the left end of the smoke guide hood; the right end The cover is arranged on the right end of the smoke guide hood; wherein, the left end cover, the right end cover, the top surface of the smoke guide hood or the front side of the smoke guide hood are provided with an exhaust port, and the exhaust port Interconnected with the smoke exhaust cavity, the utility model can discharge the flue gas generated during the combustion of the gas water heater in a directional manner, avoiding the problem that the flue gas affects other houses, and can avoid the flue gas from returning to the water heater after being discharged, affecting its normal combustion The problem.

Description

A smoke guide device and exhaust system for an outdoor water heater

technical field

The utility model relates to a water heater, in particular to a smoke guide device and an exhaust system of an outdoor water heater.

Background technique

Existing outdoor gas water heaters are not equipped with smoke pipes. The outdoor part of the water heater is usually installed in a narrow space between houses and has a relatively simple structure. The smoke is directly discharged through the smoke exhaust port on the front. When facing the neighbor's window or vent, the smoke will be discharged into the room, which will have a great impact on other houses. Due to the narrow space, part of the smoke will be sucked back by the water heater after the smoke is discharged, which will affect the normal combustion.

Utility model content

The purpose of the present utility model is to provide a smoke guide device for an outdoor water heater and an exhaust system including the smoke guide device, so as to solve one or more technical problems existing in the prior art, and at least provide a beneficial choice or creating condition.

The technical solutions adopted to solve the above technical problems:

First, a smoke guide device for an outdoor water heater includes: a smoke guide hood body, a smoke exhaust cavity is provided through the smoke guide hood body along the left-right direction, and an air inlet is provided on the rear side of the smoke guide hood body , the air inlet and the smoke exhaust cavity are communicated with each other; the left end cover is arranged on the left end of the smoke guide hood body; the right end cover is arranged on the right end of the smoke guide hood body; wherein, the left end cover , the right end cover, the top surface of the smoke guide hood body, and the front side of the smoke guide hood body are provided with an exhaust port, and the exhaust port is communicated with the smoke exhaust cavity.

The technical solution has at least the following beneficial effects: the smoke guide device is connected to a peripheral gas water heater, the flue gas discharged from the gas water heater enters the smoke exhaust cavity from the air inlet, and the exhaust port is opened on the left end cover, At any point on the right end cover, the top surface of the fume hood or the front side of the fume hood, the flue gas is directionally discharged from the exhaust port, which avoids the problem that the traditional gas water heater diffuses around when exhausting and affects other households. When exhausting in a narrow space, due to the directional exhaust structure, the flue gas can be discharged smoothly, avoiding the problem of flue gas backflow and affecting the normal combustion of the burner.

As a further improvement of the above technical solution, the bottom surface of the fume guide hood is provided with drainage holes. When it rains, the rainwater is driven into the smoke exhaust cavity from the exhaust port, and the rainwater can be discharged from the drainage hole.

As a further improvement of the above technical solution, a smoke baffle is arranged in the smoke guide hood, and a gap is arranged between the smoke baffle and the drainage hole. The smoke baffle is arranged above the drain hole to prevent the flue gas from being directly discharged through the drain hole, which can block most of the flue gas, and at the same time, the gap allows water to enter the drain hole and flow out.

As a further improvement of the above technical solution, the exhaust port is a louver hole. The louver can block the rain.

As a further improvement of the above technical solution, the smoke guide hood is provided with a connecting piece, the connecting piece includes a connecting plate, a support frame fixedly connected with the connecting plate, and a limiting hole is arranged in the middle of the connecting plate, The support frame passes through the air inlet and is fixedly connected to the fume guide hood. Connect the connecting plate to the peripheral gas water heater, and the limit hole can be snapped into the original exhaust structure of the peripheral gas water heater for easy connection, and the support frame connects the connecting plate and the smoke guide hood.

As a further improvement of the above technical solution, the connecting piece further includes a fixing hook, the fixing hook is fixedly connected to the connecting plate, and the rear side of the fixing hook has a hook bent in a direction away from the limiting hole rise. The fixing hook is used to strengthen the connection between the connecting plate and the peripheral gas water heater, and the hook on the fixing hook is used to hook to the original exhaust groove of the peripheral gas water heater to realize quick connection.

As a further improvement of the above technical solution, there are a plurality of the fixing hooks, which are evenly arranged around the limiting hole. Enhance the structural stability between the connecting plate and the peripheral gas water heater.

As a further improvement of the above technical solution, the top surface of the smoke guide hood body and/or the bottom surface of the smoke guide hood body is provided with a pressure groove, and the pressure groove is extended along the left-right direction. The pressure groove can improve the compressive and bending strength of the smoke guide hood, so that the overall structure is more stable.

Then, the present invention also provides an exhaust system, including a water heater body, the water heater body is provided with the above-mentioned smoke guide device of the outdoor water heater, the water heater body is provided with a smoke exhaust port, and the smoke exhaust port is connected with The air inlets communicate with each other.

The technical solution has at least the following beneficial effects: because the smoke guide device has the function of directional exhausting the flue gas, the flue gas generated during the combustion of the water heater body is discharged from the exhaust port and directly enters the smoke guide from the air inlet. In the device, the flue gas can be controlled to be directionally discharged from the smoke guide device, so that the flue gas can be discharged smoothly, avoiding the problem of flue gas backflow, affecting the normal combustion of the burner, and affecting other households.

Description of drawings

The utility model will be further described below in conjunction with the accompanying drawings and embodiments;

1 is a schematic diagram of the overall explosion of an embodiment of the present utility model, wherein the double-dot chain line indicates the direction of the explosion assembly direction, for the convenience of illustration, the connection between the top surface of the smoke guide hood and the rear side of the smoke guide hood in FIG. 1 Partially disconnected, it is convenient to see the inside of the smoke guide hood, the coordinate system drawn in Figure 1, the arrows indicate the directions of "left, top and front" respectively;

Figure 2 is a schematic diagram of the installation of the utility model and the peripheral gas water heater.

In the drawings: 100-smoke guide body, 110-drainage hole, 120-smoke shield, 130-press groove, 200-left end cover, 300-right end cover, 410-connecting plate, 411-limiting hole, 420- Support frame, 430-fixed hook, 431-hook up.

Detailed ways

The following describes in detail the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, but should not be construed as a limitation of the present invention.

In the description of the present utility model, it should be understood that the orientation descriptions related to orientations, such as up, down, front, rear, left, right, etc., are based on the orientation or positional relationship shown in the accompanying drawings, only It is for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation of the present invention.

In the description of the present utility model, if there is a word description such as "several", its meaning is one or more, the meaning of multiple is two or more, greater than, less than, exceeding, etc. are understood as not including this number, the above, The following, within, etc., are understood to include this number.

In the description of the present invention, unless otherwise clearly defined, words such as setting, installation, connection should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution .

1 and 2, a smoke guide device for an outdoor water heater includes a smoke guide hood body 100, a smoke exhaust cavity is arranged on the smoke guide hood body 100, and a left end of the smoke guide hood body 100 is provided with a smoke guide for sealing and shielding. The left end cover 200 at the left end of the smoke chamber body, the same right end of the smoke guide hood body 100 is provided with a right end cover 300 for sealing and shielding the right end of the smoke exhaust chamber. It can be converted to each other, and the smoke guide device is connected to the peripheral gas water heater through the connecting piece. The flue gas discharged from the gas water heater enters the smoke exhaust chamber from the air inlet, and the exhaust port is opened on the left end cover 200 and the right end cover. 300. On the top surface of the fume guide hood body 100 or anywhere on the front side of the fume guide hood body 100, the flue gas is directionally discharged from the exhaust port, which avoids the problem that the traditional gas water heater diffuses around when exhausting and affects other households , When exhausting in a narrow space, due to the directional exhaust structure, the flue gas can be discharged smoothly, avoiding the problem of flue gas backflow and affecting the normal combustion of the burner.

The smoke exhaust cavity can be a left-right connected hollow cover structure formed by bending sheet metal, or a hollow cavity structure formed by punching left and right holes in the structure of a box body. There are various.

In the first embodiment, the exhaust port is arranged on the left end cover 200, that is, the smoke is discharged from the left side of the fume guide hood 100, which is used for installation to a place with a small floor distance, so as to prevent the smoke from blowing directly to the opposite house. The left end cap 200 and the right end cap 300 can be used interchangeably, therefore, the exhaust port can be easily converted to the right side of the fume guide hood body 100 .

In the second embodiment, the exhaust port is arranged on the right end cover 300, that is, the smoke is discharged from the right side of the fume guide hood 100, which is similar to the first embodiment.

In the third embodiment, the exhaust port is arranged on the top surface of the fume guide hood 100 , that is, the smoke is discharged from the top surface of the fume guide hood 100 , which can also avoid the problem of the smoke blowing to the opposite households.

In the fourth embodiment, the exhaust port is arranged on the front side of the fume guide hood 100 , that is, after the smoke passes through the fume guide hood 100 , it is directly discharged from the front side of the fume guide hood 100 to prevent the smoke from spreading around.

The exhaust port cannot be arranged on the bottom surface of the fume guide hood body 100 to prevent the flue gas from flowing back to the water heater after being exhausted, which affects normal combustion.

In this embodiment, the bottom surface of the fume guide hood 100 is provided with a drainage hole 110 . When it rains, the rainwater is driven into the smoke exhaust cavity from the exhaust port, and the rainwater can be discharged from the drainage hole 110 .

In this embodiment, the smoke guide hood body 100 is provided with a smoke baffle plate 120 , and a gap is formed between the smoke baffle plate 120 and the drainage hole 110 . The smoke baffle 120 is arranged above the drain hole 110 to prevent smoke from being directly discharged through the drain hole 110 , and can block most of the smoke, while the gap allows water to enter the drain hole 110 and flow out.

In this embodiment, the exhaust port is a louver hole. The louver hole is a pressure-shaped structure that is punched inward when the exhaust hole is punched, and a hole is opened on the top wall of the pressure-shaped structure, which can be ventilated and ventilated, and can also block rainwater. The louver hole can also be directly exhausted. The oblique upward baffle set on the air port is located in the exhaust cavity, which can reduce the entry of rainwater.

In this embodiment, the smoke guide hood body 100 is provided with a connecting piece. The connecting piece includes a connecting plate 410 connected to the rear side of the fume guide hood body 100 and a support frame 420 fixedly connected with the connecting plate 410. The middle part of the connecting plate 410 is provided The limiting hole 411 and the support frame 420 pass through the air inlet and are fixedly connected in the fume guide hood body 100 . The connecting plate 410 is connected to the peripheral gas water heater, and the limit hole 411 can be snapped into the original exhaust structure of the peripheral gas water heater for easy connection. The support frame 420 connects the connecting plate 410 to the smoke guide hood 100 stand up.

In this embodiment, the connector further includes a fixing hook 430 , the fixing hook 430 is fixedly connected to the connecting plate 410 , and the rear side of the fixing hook 430 has a hook 431 bent in a direction away from the limiting hole 411 . The fixing hook 430 is used to strengthen the connection between the connecting plate 410 and the peripheral gas water heater, and the hook 431 on the fixing hook 430 is used to hook to the original exhaust groove of the peripheral gas water heater to realize quick connection.

In some embodiments, one fixing hook 430 is provided on each of the left and right sides of the limiting hole 411 and is symmetrically arranged to enhance the structural stability between the connecting plate 410 and the peripheral gas water heater.

In this embodiment, the top surface of the smoke guide hood body 100 and the bottom surface of the smoke guide hood body 100 are provided with pressure grooves 130 , and the pressure grooves 130 are extended along the left-right direction. The pressure groove 130 can improve the compressive and bending strength of the smoke guide hood body 100 , so that the overall structure is more stable.

The utility model also provides an exhaust system, comprising a water heater body, the water heater body is provided with the above-mentioned smoke guide device of the outdoor water heater, the water heater body is provided with a smoke exhaust port, and the smoke exhaust port and the air inlet are communicated with each other.

Since the smoke guide device has the function of directional exhaust gas, the flue gas generated by the water heater body during combustion is discharged from the smoke exhaust port, and directly enters the smoke guide device from the air inlet, which can control the flow of smoke from the smoke guide device. The directional discharge inside the device enables the flue gas to be discharged smoothly, avoiding the problem of flue gas backflow, affecting the normal combustion of the burner, and affecting other households.

The preferred embodiments of the present invention have been specifically described above, but the present invention is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or variations without departing from the spirit of the present invention. Alternatives, these equivalent modifications or substitutions are all included within the scope defined by the claims of the present application.

Claims (9)

1. A smoke guide device for an outdoor water heater, characterized in that: comprising: A smoke guide hood body (100) is provided with a smoke exhaust cavity running through the smoke guide hood body (100) in the left-right direction, and an air inlet is provided on the rear side of the smoke guide hood body (100). The air port is communicated with the smoke exhaust cavity; a left end cover (200), disposed on the left end of the fume guide hood (100); a right end cover (300), arranged on the right end of the fume guide hood (100); Wherein, the left end cover (200), the right end cover (300), the top surface of the fume guide hood (100), and the front side of the fume guide hood (100) are provided with an exhaust port at any one of the four places. The mouth and the smoke exhaust cavity are communicated with each other. 2 . The smoke guide device for an outdoor water heater according to claim 1 , wherein a drainage hole ( 110 ) is provided on the bottom surface of the smoke guide cover ( 100 ). 3 . 3. A smoke guide device for an outdoor water heater according to claim 2, characterized in that: a smoke baffle (120) is provided in the smoke guide cover (100), and the smoke baffle (120) A gap is provided between the drainage hole (110). 4 . The smoke guide device for an outdoor water heater according to claim 1 , wherein the exhaust port is a louver hole. 5 . 5. The smoke guide device for an outdoor water heater according to claim 1, characterized in that: the smoke guide hood (100) is provided with a connecting piece, and the connecting piece comprises a connecting plate (410), a A support frame (420) to which the connecting plate (410) is fixedly connected, a limiting hole (411) is provided in the middle of the connecting plate (410), and the support frame (420) passes through the air inlet and is fixedly connected in the smoke guide hood body (100). 6 . The smoke guide device for an outdoor water heater according to claim 5 , wherein the connecting piece further comprises a fixing hook ( 430 ), and the fixing hook ( 430 ) is fixedly connected to the connecting plate ( 6 . 410), the rear side of the fixing hook (430) has a hook (431) bent in a direction away from the limiting hole (411). 7. The smoke guide device for an outdoor water heater according to claim 6, characterized in that: there are multiple fixing hooks (430), which are evenly arranged around the limiting hole (411). The smoke guide device for an outdoor water heater according to claim 1, characterized in that: the top surface of the smoke guide cover body (100) and/or the bottom surface of the smoke guide cover body (100) A pressing groove (130) is provided, and the pressing groove (130) is extended along the left-right direction. 9. An exhaust system, characterized in that it comprises a water heater body, the water heater body is provided with the smoke guide device for an outdoor water heater according to any one of claims 1 to 8, and the water heater body is provided with A smoke outlet, the smoke outlet and the air inlet communicate with each other.

Images