JP2703176B2 - Cooling tower watering box - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a sprinkling box for supplying hot water to a hot water tank of a cooling tower for cooling hot water discharged from various facilities of a factory, a cooling device of a building, and the like.

[0002]

2. Description of the Related Art Conventionally, a cooling tower has been used to circulate and use hot water discharged from various facilities in a factory, a cooling and heating device in a building, and the like. FIG. 3 is a cross-sectional view showing a schematic configuration of cooling and the like conventionally used. In the cooling tower shown in the figure, warm water flowing down in the filler 21 is cooled by an airflow generated by suction of the fan 22. The hot water flowing down the filler 21 is supplied from a hot water tank 23 provided at the upper part of the cooling tower, and the hot water tank 23 is supplied from a hot water pipe 24 to the watering box 2.
Warm water is supplied via the zero.

FIG. 4 is a plan view of the hot water tank 23 and the watering box 20 shown in FIG. 3. The hot water tank 23 is provided for uniformly supplying hot water to a filler 21 (FIG. 3) disposed at a lower portion. A number of holes 25 for watering nozzles are provided. At the approximate center of the hot water tank 23, the hot water supplied from the hot water pipe 24 is supplied with the hot water tank 2.
3 is provided with a watering box 20 for supplying the water uniformly.
At the center of the watering box 20, a mounting hole 26 for mounting the hot water pipe 24 is provided.

[0004]

In the above configuration, FIG.
As shown in FIG.
The distance D to the short side 23b of the watering box 20 is the long side 20a
Is very large compared to the distance d from the hot water tank 23 to the long side 23a, so that the hot water in the hot water tank 23 drifts, and the water depth becomes uneven. Therefore, the short side 2 of the watering box 20
Warm water is not sufficiently supplied to the end on the 3b side,
The distribution of warm water in (FIG. 3) becomes uneven, and the cooling efficiency is reduced. Further, when the strength of the hot water is strong, there is a problem that water overflows from the long side 23a of the hot water tank 23.

[0005] The present invention is to solve such problems, and an object of the present invention is to provide a watering box capable of uniformly supplying hot water to a hot water tank provided on a filler of a cooling tower. It is to be.

[0006]

The water spray box for a cooling tower according to the present invention is a water spray box for supplying hot water supplied from a hot water pipe to a hot water tank provided on a filler of the cooling tower. An inner box having a water supply hole, a cage provided on the upper surface of the middle box, and an outer box that covers the middle box and the cage and forms a water supply gap between the middle box and the cage. It is characterized by being.

In the above, the sashimi is constituted by a plurality of sashimi members having a plurality of sashimi plates provided at predetermined intervals, and a gap between the sashimi plates in each of the sashimi members is:
It is possible to add a configuration that becomes smaller as the distance from the hot water pipe increases.

In another aspect of the present invention, there is provided a water spray box for a cooling tower for supplying hot water supplied from a hot water pipe to a hot water tank provided on a filler of the cooling tower. A water receiving portion to which a pipe is connected, and one or more water supplying portions communicating with the water receiving portion, wherein the water receiving portion and the water supplying portion have a middle box portion having a number of water supplying holes on a bottom surface. And a cage part provided on the upper surface of the middle box part, and an outer box part that covers the middle box part and the cage part and forms a water supply gap between the middle box part and the cage part. It is characterized by being.

[0009] In the above, the sashimi portion is constituted by a plurality of sashimi members having a plurality of sashimi plates provided at predetermined intervals, and a gap between the sashimi plates in each of the sashimi members is formed by the hot water. A configuration that decreases as the distance from the pipe increases can be added.

[0010] In each of the above structures, it is possible to add a structure in which the watering box has a plane shape similar to the shape of the hot water tank in plan view.

[0011]

The water spray box of the cooling tower according to the present invention is for supplying hot water supplied from a hot water pipe to a hot water tank provided on a filler in the cooling tower. The watering box of the present invention has an inner box having a number of water supply holes on the bottom surface, a cage provided on the upper surface of the inner box, and a water gap between the inner box and the cage covering the inner box and the cage. And an outer box to be formed. The hot water supplied from the hot water pipe is first supplied into the middle box of the watering box, and is distributed almost uniformly in the middle box. Then, part of the hot water flows out of the water supply holes provided on the bottom of the inner box into the hot water tank, and the hot water that has not flowed out of the bottom of the inner box passes through the gap of the cage provided on the upper surface of the inner box. Then, the water flows out to the hot water tank through a water supply gap provided between the middle box and the cage and the outer box. With this configuration, it is possible to uniformly supply hot water to the outside of the watering box and also to supply hot water to the bottom side of the watering box. Further, the outflow speed of the hot water supplied from the hot water pipe can be reduced, and the overflow of the hot water from the side of the hot water tank can be prevented.

In another embodiment of the invention, the watering box is divided into a plurality of parts. That is, the watering box of the present invention,
It can be composed of a water receiving section to which the hot water pipe is connected, and one or more water supplying sections communicating with the water receiving section.
The water receiving section and each water supply section are, as described above, a middle box section having a number of water supply holes on the bottom face, a cage section provided on the upper surface of the middle box section, a middle box section and a middle box section covering the top section. And an outer box part which forms a water supply gap between the water supply gap and the water supply part. By thus configuring the watering box with a plurality of parts, it is possible to easily install the watering box, clean the watering box, and the like.

Further, in the present invention, the cage or the cage portion in the above configuration can be constituted by a plurality of cage members. The cage member has a plurality of cage plates provided at predetermined intervals, and the gap between the cage plates in each cage member is set so as to gradually decrease as the distance from the hot water pipe increases. By adjusting the gap between the sashimi plates, it is possible to adjust the distribution of the hot water supplied via the respective sashimi members, even when the amount of the hot water flowing out of the watering box varies depending on the distance from the hot water piping. It can be made uniform.

Further, by making the watering box a planar shape similar to the shape of the hot water tank in plan view, the hot water can be more uniformly supplied to the hot water tank. In addition, since the length of the outer periphery of the watering box can be made longer than that of a conventional watering box having the same bottom area, the flow rate of the hot water flowing into the hot water tank can be reduced. Due to such a shape of the watering box, the flow velocity of the hot water flowing out from the vicinity of the hot water pipe is increased, and there is a concern that the hot water overflows from the side of the hot water tank. Adjusting the size of the gap between them also eliminates this problem.

[0015]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a watering box of a cooling tower according to the present invention will be described.
This will be described with reference to the drawings. FIG. 1 is a perspective view of the watering box of the present embodiment. The watering box of the present embodiment is provided above the cooling tower shown in FIG.
To supply hot water to the The watering box of the present embodiment has a planar shape similar to the shape of the hot water tank 23 in a plan view, and includes a middle box 1, a cage 3, and an outer box 2 that covers the middle box 1 and the cage 3.

FIG. 1 shows a state in which the outer box 2 is removed from the inner box 1. A large number of water supply holes 10 are provided substantially uniformly on the bottom surface of the middle box 1, and the cage 3 is placed on the top surface of the middle box 1.

Further, the watering box of this embodiment is provided with a hot water pipe 24.
The water receiving unit 11 is connected to the water receiving unit 11 (FIG. 3), and the water supplying unit 12 communicates with the water receiving unit 11. In this embodiment, the water supply units 12 are provided on both sides of the water reception unit 11, but one water supply unit 12 is omitted in FIG. The water receiving part 11 is composed of a middle box part 1a, a cage part 3a placed on the upper surface of the middle box part 1a, and an outer box part 2a covering the middle box part 1a and the cage part 3a. It is composed of a mounting plate 6 and a pen member 13a arranged on both sides thereof. Similarly, the water supply unit 12 includes a middle box 1b, a cage 3b placed on the upper surface of the middle box 1b, and an outer box 2b that covers the middle box 1b and the cage 3b. 3b is composed of three cage members 13b, 13c and 13d. And, by the middle box parts 1a, 1b and the cage parts 3a, 3b,
A water passage space 16 communicating between the water receiving section 11 and the water supply section 12 is formed. The above-mentioned middle box 1 is a middle box portion 1a, 1b, 1
b, and the above-mentioned outer box 2 has outer box portions 2a, 2b,
2b, and the above-mentioned cage 3 is a cage part 3a,
3b, 3b.

The outer box 2a is provided with a mounting hole 6b for mounting the hot water pipe 24. In addition, the water receiving section 11
A mounting hole 6a is provided in the mounting plate 6 of the pen holder 3a, and a hot water pipe 24 is mounted in the mounting hole 6a.

In the watering box of the present embodiment, the cage 3a includes the mounting plate 6, the support plate 4a mounted on both sides of the mounting plate 6, and the support plate 4 provided on the side of the mounting plate 6. Plural boards 5 supported by plate 4a and support plate 4
And is constituted by.

The cage 3a includes a mounting plate 6, a support plate 4
a, 4a, the supporting plates 4, 4 and the siding plates 5, 5,... are integrally formed.
a, a support plate 4 and a bed plate 5. The support plate 4a and the support plate 4 are placed on the upper edges of the side plates 7, 7 of the inner box portion 1a, so that the upper surface of the bed board 5 is at the same height as the upper edges of the side plates 7, 7.

The cage 3b placed on the middle box 1b of the water supply unit 12 has three cage members 13 as described above.
b, 13c, and 13d, and these cage members 13b to 13d are not integrally formed and can be separately removed. Each of the sashimi members 13b to 13d includes a plurality of the sashimi plates 5 and a plurality of the sashimi plates 5 supported by the support plates 4. As shown in FIG. 1, in this embodiment, the distance between each support plate 4 and the above-mentioned support plate 4a is arranged to be equal. By placing these support plates 4 on the upper edges of the side plates 8, 8 of the inner box 1b,
The upper surface of the bed board 5 is at the same height as the upper edges of the side plates 8, 8.

In the present embodiment, the gap between the cage members 5 is not constant in each of the cage members 13a to 13d. That is, in the present embodiment, the width of the siding board 5 is all the same, but the number of the siding boards 5 attached to the support plates 4 and 4a is different. And different.
As shown in FIG.
Member 13a closest to the mounting hole 6a in which
13d, which is the largest and farthest from the mounting hole 6a
Is set to be the smallest, and to be in the middle between the cage members 13b and 13c. By changing the gap between the cage members 5 in this manner, the water-permeable space 16 can be removed from each cage member 13.
It is possible to adjust the distribution of warm water flowing above b to d.

A plurality of seat plates 9 are attached to the lower portions of the middle box portions 1a and 1b, respectively, and the outer box portions 2a and 2b are placed on these seat plates 9. In this embodiment,
When the outer box 2a and the outer box 2b are placed on the seat plate 9,
As shown in FIG. 1, a water supply gap 14 is formed between the side plate 7 of the middle box 1a and the outer box 2a, and between the side plate 8 of the middle box 1b and the outer box 2b. FIG. 2 shows the outer box 2 on the seat plate 9.
FIG. 2 is a cross-sectional view taken along line PP of FIG. 1 in a state in which a and 2b are placed, and as shown in FIG.
A water supply gap 14 is also formed between the outer case 2b and the outer case 2b. In addition, the sashimi plate 5 of the sashimi members 13a to 13d and the outer box portions 2a and 2b
A water supply gap 15 is also formed between them.

In the watering box of the present embodiment having the above configuration, hot water flows as follows. First, the hot water supplied from the hot water pipe 24 to the water receiving unit 11 flows in the direction of the side plate 8 a of the water supply unit 12. In the meantime, a part of the hot water is supplied to the hot water tank from the water supply hole 10 on the bottom surface of the inner boxes 1a and 1b. The hot water that has not passed through the water supply hole 10 passes through the gap between the cage plates 5 of the cage members 13a to 13d, and the water supply gap 15
, And is further supplied to the hot water tank through the water supply gap 14 between the middle boxes 1a, 1b and the outer boxes 2a, 2b.

With such a flow of the hot water, the hot water can be supplied uniformly to the outside of the watering box and also to the bottom side of the watering box. Further, the outflow speed of the hot water supplied from the hot water pipe 24 can be reduced, and the overflow of the hot water from the side of the hot water tank can be prevented.

Although the shape of the water supply hole 10 is circular in this embodiment, the present invention is not limited to this.
For example, various shapes, such as a rectangle and a ladder shape, in which an opening is formed uniformly on the bottom surface of the inner box part, can be adopted.

In the present embodiment, the cage portions 3a and 3b are constituted by a plurality of cage members 13a to 13b, and the gap between the cage plates 5 in each cage member is gradually reduced according to the distance from the hot water pipe 24. Since the setting is made such that the distribution of the hot water passing through the gaps between the cage members can be made uniform.

Further, the watering box of the present embodiment is divided into a water receiving section 11 and a water supplying section 12, and the water receiving section 11 and each of the water supplying sections 12
Middle box parts 1a, 1b, pen holder parts 3a, 3b, outer box part 2
With the configuration of a and 2b, it is possible to easily install a watering box, clean the watering box, and the like.

Further, since the watering box has a planar shape similar to the shape of the hot water tank in plan view, the hot water can be uniformly supplied to the hot water tank.

In the present embodiment, the middle box 1 is
a, 1b, 1b, and the outer box 2 is
b, 2b.
Although the case where it is divided into 3b has been described, it is also possible to adopt a configuration in which the middle box 1, the outer box 2, and the cage 3 are integrated without being divided.

[0031]

In the watering box of the cooling tower according to the present invention, the hot water supplied from the hot water pipe is supplied to the middle box, and the water is supplied through the water supply hole provided on the bottom surface of the middle box, or to the outer box and the middle box. Since the hot water is supplied to the hot water tank through the water supply gap formed between the water spout box and the water spout box, the hot water can be uniformly supplied to the outside of the water sprinkling box and the hot water can also be supplied to the bottom side of the water sprinkling box. Also,
The outflow speed of the hot water supplied from the hot water pipe can be reduced to prevent overflow of the hot water from the side of the hot water tank.

The sprinkling box of the cooling tower of the present invention comprises a water receiving section to which a hot water pipe is connected, and one or more water supplying sections communicating with the water receiving section. Is composed of a middle box, a cage, and an outer box, so that one worker can perform the installation work alone, and the watering box can be easily disassembled for cleaning, reducing cleaning work. Is done.

Also, in the present invention, the gap between the sashimi or the sashimi plate of the sashimi part is set so as to decrease as the distance from the hot water pipe increases, so that the distribution of the hot water supplied through the respective sashimi members is controlled. Adjustment is possible, and even when the amount of hot water flowing out of the watering box varies depending on the distance from the hot water pipe, it can be made uniform. Furthermore, since the watering box has a flat shape similar to the shape of the hot water tank in plan view,
Hot water can be more uniformly supplied to the hot water tank.

As described above, according to the watering box of the present invention, the hot water is uniformly supplied to the hot water tank, so that the hot water is uniformly supplied to the filling material of the cooling tower, and the cooling efficiency of the cooling tower is enhanced.

[Brief description of the drawings]

FIG. 1 is a perspective view of a watering box of a cooling tower according to an embodiment of the present invention.

FIG. 2 is a sectional view taken along line PP of FIG. 1;

FIG. 3 is a cross-sectional view showing a schematic configuration of cooling and the like conventionally used.

FIG. 4 is a plan view of a part of a hot water tank 23 and a watering box 20 of FIG.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 ... Middle box 2 ... Outer box 3 ... Noriko 1a, 1b ... Middle box part 2a, 2b ... Outer box part 3a, 3b ... Niraku part 4,4a ... Support plate 5 ... Niroku plate 6 ... Mounting plate 10 ... Water supply hole 11 ... Water receiving part 12 ... Water supply part 13a, 13b, 13c, 13d ... Sink member 14,15 ... Water supply gap 16 ... Water supply space 24 ... Hot water piping

Claims (5)

(57) [Claims] 1. A sprinkling box for supplying hot water supplied from a hot water pipe to a hot water tank provided on a filler of a cooling tower, wherein the inner box has a number of water supply holes on a bottom surface, and an upper surface of the inner box. A watering box, comprising: a cage provided in the water supply box; and an outer box that covers the middle box and the cage and forms a water supply gap between the middle box and the cage. 2. The cage is constituted by a plurality of cage members having a plurality of cage plates provided at predetermined intervals, and a gap between the cage plates in each cage member has a distance from the hot water pipe. 2. The watering box according to claim 1, wherein the watering box decreases as the size increases. 3. A sprinkling box for supplying hot water supplied from a hot water pipe to a hot water tank provided on a filler of a cooling tower, wherein the water receiving section is connected to the hot water pipe, The water receiving part and the water supply part are constituted by one or two or more water supply parts communicating with each other, and the middle box part having a plurality of water supply holes on the bottom surface, and a paddle part provided on the upper surface of the middle box part. A sprinkling box, comprising: an outer box part that covers the middle box part and the pen body part and forms a water supply gap between the middle box part and the pen body part. 4. The cage member is constituted by a plurality of cage members having a plurality of cage plates provided at predetermined intervals, and a gap between the cage members in each cage member is a distance from the hot water pipe. 4. The sprinkling box according to claim 3, wherein the sprinkling box becomes smaller as it becomes larger. 5. The watering box according to claim 1, wherein the watering box has a planar shape similar to a shape of the hot water tank in a plan view.