JPH04132362U - Exhaust cover for water heater - Google Patents

Abstract

(57) [Summary] [Purpose] Regardless of the installation conditions of the water heater body, the exhaust port with a small amount of exhaust can always be placed opposite the wall panel. [Structure] The water heater has exhaust ports 4 and 5 provided at at least two locations so as to branch exhaust gas exhausted from the water heater main body 1 into at least two directions. The exhaust ports 4 and 5 are provided with exchangeable exhaust port members 11 and 11 corresponding to the exhaust ports 4 and 5, respectively, so as to discharge different amounts of exhaust gas in the two directions.
12 are provided.

Description

[Detailed explanation of the idea]

0001

[Industrial application field]

This device is mainly installed outdoors and uses combustion using a heat source such as oil or gas. Exhaust cap for water heaters installed in water heaters to generate heating water or hot water. Regarding bars.

0002

[Conventional technology]

As shown in FIGS. 5 and 6, a conventional water heater includes a water heater body 1 and a water heater. An exhaust pipe 2 provided at the top of the main body 1 and an exhaust cover 3 attached to the exhaust pipe 2 It has The exhaust cover 3 is made into a box shape. On the side wall of exhaust cover 3 A first exhaust port 4 and a second exhaust port 5 are formed. first exhaust port 4 and The second exhaust port 5 directs the exhaust gas discharged from the water heater body 1 in three directions (two directions in Fig. 5). (direction only shown) and plays the role of discharging the air outside the exhaust cover 3. . The first exhaust port 4 is formed by cutting and bending the plate part of the side wall of the exhaust cover 3 into a wing shape. It has a louver 4a formed therein. A mesh net 5a is provided at the second exhaust port 5. It is being

0003 Now, the exhaust gas discharged from the water heater body 1 passes through the exhaust pipe 2 and enters the exhaust cover 3. Sent. The exhaust gas inside the exhaust cover 3 is branched into a louver 4a and a mesh net 5a. and is exhausted outside the exhaust cover 3. This exhaust cover 3 stabilizes combustion. Therefore, it is necessary to design the size of the exhaust port so that a certain amount of exhaust gas can be discharged. There is a point. Therefore, the amount of exhaust gas exhausted from the first exhaust port 4 is greater than the amount of exhaust gas exhausted from the first exhaust port 4. It is set so that the amount of exhaust gas discharged from the air port 5 is increased.

0004 By the way, recently, importance has been placed on the external design of water heaters, so the water heater body 1 As mentioned above, a small exhaust cover 3 is used instead of a chimney. Ma In addition, by installing the water heater outdoors near the wall panel 6, the piping of the water heater can be The length is shortened so that it does not get in the way. This water heater can be used outdoors. When installing near the wall panel 6, as shown in FIG. In order to prevent exhaust gas from being discharged in the direction of surface 7, install the Two first exhaust ports 4 and one second exhaust port 5 are formed. Moreover, the wall pa The water heater is installed so that the first exhaust port 4 faces the channel 6. Here, Figure 5 The solid arrow line in FIG. 7 represents the exhaust direction and the amount of exhaust gas.

[0005]

[Problem that the idea aims to solve]

As shown in Figure 8, if the water heater must be rotated 180 degrees and installed , the second exhaust port 5, which has the largest amount of exhaust gas, faces the wall panel 6. So Considering the dirt on the wall panel 6 due to exhaust gas, the water heater main body 1 It must be installed so that the opening 4 faces the wall panel 6. However, if the installation direction is limited depending on the installation location, it is unavoidable that the Therefore, the two exhaust ports 5 are disposed opposite to the wall panel 6.

[0006] Therefore, the challenge of this invention is to always reduce the exhaust amount regardless of the installation conditions of the water heater itself. An exhaust cover for a water heater that allows the first exhaust port to face a wall panel. Our goal is to provide the following.

[0007]

[Means to solve the problem]

According to the present invention, in the water heater exhaust cover attached to the water heater body, the above-mentioned Multiple pipes are installed so that the exhaust fluid exhausted from the water heater body is branched and discharged in multiple directions. Exhaust ports provided at the location, corresponding to the respective exhaust ports, and replaceable ones. and an exhaust port member provided respectively, and at least one of the exhaust port members is provided with an exhaust port member. The air port member discharges a smaller amount of the exhaust fluid than the other exhaust port members. An exhaust cover for a water heater is obtained. In addition, according to the present invention, in the water heater exhaust cover that is attached to the water heater body, The exhaust fluid discharged from the water heater body is divided into multiple directions and discharged. Exhaust ports installed in several places, and exhaust ports facing each other among the exhaust ports, respectively. It has exhaust port members that correspond to each other and are replaceably provided at the opposite exhaust ports. However, one of the exhaust port members has a smaller volume than the other exhaust port members. An exhaust system for a water heater, characterized in that the above-mentioned exhaust fluid is discharged in a small amount. You can get air cover.

[0008]

[Effect]

Exhaust gas discharged from the water heater body is exhausted to the outside from each exhaust port member. It will be done. Each of the exhaust ports has an exhaust for discharging a different amount of exhaust fluid. The air vent member is attached to be replaceable. Therefore, no matter how the water heater is installed, the exhaust port facing the wall panel has , an exhaust port member with a small amount of exhaust gas can be attached. For this reason, wall panels The amount of exhaust fluid discharged toward the wall panel is reduced, which prevents the wall panel from becoming dirty. .

[0009]

【Example】

1 and 2 show an embodiment of the exhaust cover for a water heater according to the present invention. This example The same parts as those shown in FIGS. 5 to 8 are given the same reference numerals and explained. .

0010 Referring to each figure, the water heater includes a water heater body 1 and a water heater installed on the top of the water heater body 1. It has an exhaust pipe 2 and an exhaust cover 3 attached to the exhaust pipe 2. exhaust The cover 3 is made into a box shape. This exhaust cover 3 exhausts air from the water heater main body 1. First exhaust ports 4 are provided at multiple locations to branch the exhaust gas into multiple directions. and a second exhaust port 5, and a first and second exhaust port 5 to discharge different amounts of exhaust gas in multiple directions. and a first exhaust port member 11 replaceably attached to each of the second exhaust ports 4 and 5. and a second exhaust port member 12.

[0011] Specifically, referring to the drawings, the side wall of the exhaust cover 3 of this embodiment has the water heater main body 1. The exhaust gas emitted from the is branched into three directions (only two directions are shown in Figure 1) and exhausted. Two first exhaust ports 4 and one second exhaust port 5 are provided for exhausting outside the cover 3. is formed. The first exhaust port 4 has a first exhaust port so as to block this exhaust port 4. A member 11 is removably attached to the side wall of the exhaust cover 3 with screws 15. . The first exhaust port member 11 is a louver 11 formed by cutting and bending the plate member into a wing shape. a is being made. The louver 11a faces the first exhaust port 4. second elimination A second exhaust port member 12 is attached to the air outlet 5 on the side of the exhaust cover 3 so as to block the exhaust port 5. It is removably attached to the wall with screws 15. The second exhaust port member 12 A mesh net 12a is provided so as to face the exhaust ports 5 of No. 2. Louver 1 The amount of exhaust gas discharged from 1a is greater than the amount of exhaust gas discharged from mesh network 12a. It is also set to reduce the amount of damage.

0012 Now, the exhaust gas discharged from the water heater body 1 passes through the exhaust pipe 2 and enters the exhaust cover 3. Sent. The exhaust gas inside the exhaust cover 3 is that of the louver 4a and the mesh net 5a. The air is exhausted from each of them to the outside of the exhaust cover 3. With this water heater, the wall panel is installed outdoors. 6, as shown in Figure 3, the direction of the front side 7 of the water heater body is Prevents exhaust gas from being emitted. Here, the solid line of the arrow in Figures 1 and 3 represents the exhaust direction and exhaust gas amount.

[0013] By the way, if the water heater shown in Figure 3 is rotated 180 degrees and installed, it will turn out as shown in Figure 4. The second exhaust port member 12 comes to face the wall panel 6. At this time, the first The exhaust port member 11 and the second exhaust port member 12 are replaced. That is, the second exhaust port 5. Remove the second exhaust port member 12 from 5. Then, a second panel facing the wall panel 6 One of the two first exhaust port members 11 is attached to the exhaust port 5. this house , one first exhaust port member 11 not facing the second exhaust port member 12 is fixed. It may also be something that cannot be removed. The second exhaust port member 12 is removed. A first exhaust port member 11 is attached to the exhaust port 5 .

[0014] In this way, as shown in Figure 4, the second exhaust gas with the largest amount of exhaust gas Since the opening member 12 is directed to the opposite side of the wall panel 6, the wall panel 6 is less dirty. It becomes.

[0015]

[Effect of the idea]

As described above with reference to the embodiments, the exhaust cover for a water heater of the present invention has the following features: Regardless of the installation status of the water heater, always install the exhaust port material with a small amount of exhaust gas into the wall panel. Since it can be placed opposite the wall panel, it can prevent the wall panel from getting dirty.

[0016] In addition, if the exhaust port member is corroded by exhaust gas or rain, Maintenance is easy as all you have to do is replace the exhaust port member and attach it to the exhaust port of the exhaust cover. We can provide inexpensive water heaters.

[Brief explanation of drawings]

FIG. 1 is a sectional view showing an embodiment of an exhaust cover for a water heater according to the present invention.

FIG. 2 is a perspective view showing the water heater of FIG. 1.

FIG. 3 is a plan view showing an installation example of the water heater in FIG. 2;

4 is a plan view showing another installation example of the water heater of FIG. 2. FIG.

FIG. 5 is a sectional view showing a conventional exhaust cover for a water heater.

6 is a perspective view showing the exhaust cover for the water heater shown in FIG. 5. FIG.

FIG. 7 is a plan view showing an example of correct installation of a conventional water heater.

FIG. 8 is a plan view showing an example of inappropriate installation of a conventional water heater.

[Explanation of symbols]

1 Water heater body 3 Exhaust cover 4 First exhaust port 5 Second exhaust port 6 Wall panel 11 First exhaust port member 12 Second exhaust port member

Claims (2)

[Scope of utility model registration request] 1. An exhaust cover for a water heater attached to a water heater main body, comprising: an exhaust port provided at a plurality of locations so as to branch and discharge exhaust fluid exhausted from the water heater main body in a plurality of directions; and the exhaust port. and an exhaust port member replaceably provided on the exhaust port, and at least one of the exhaust port members has a smaller exhaust volume than the other exhaust port members. An exhaust cover for a water heater, characterized in that it allows the exhaust fluid to be discharged. 2. An exhaust cover for a water heater attached to a water heater main body, comprising an exhaust port provided at a plurality of locations so as to branch and discharge exhaust fluid exhausted from the water heater main body in a plurality of directions, and the exhaust port. and exhaust port members that respectively correspond to the exhaust ports facing each other and are replaceably provided to the facing exhaust ports, and one of the exhaust port members is connected to the other exhaust port. An exhaust cover for a water heater, characterized in that the exhaust fluid is discharged in a volume smaller than that of the mouth member.