CN211060726U - Spray head of cooling tower - Google Patents
Spray head of cooling tower Download PDFInfo
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- CN211060726U CN211060726U CN201921495173.XU CN201921495173U CN211060726U CN 211060726 U CN211060726 U CN 211060726U CN 201921495173 U CN201921495173 U CN 201921495173U CN 211060726 U CN211060726 U CN 211060726U
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- water
- splash
- nozzle
- cooling tower
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Abstract
The utility model provides a cooling tower shower nozzle, including the nozzle that from the top down coaxial setting, first splash box, second splash box and dividing the water head, first splash box, the diameter that second splash box and dividing the water head reduces gradually, first splash box center department is equipped with first through-hole, second splash box center department is equipped with the second through-hole, the diameter of nozzle, first through-hole and second through-hole reduces gradually, first splash box edge equipartition has a plurality of first slants to divide the water tooth, second splash box edge equipartition has a plurality of second slants to divide the water tooth, first slant divides the water tooth to divide the water tooth to be contrary with the second slant. The beneficial technical effects of the utility model reside in that can improve the water that sprays from splashing the dish at the ascending diffusivity of vertical side, make every water that splashes on the dish become the multilayer, can improve the separation of water that the shower nozzle sprayed in the unit interval and become more little water droplets, and spun water droplet is more even, has increased the area of water with the air contact, has greatly improved the heat exchange efficiency of cooling tower.
Description
Technical Field
The utility model relates to a circulating water cooling tower field especially relates to the cooling tower shower nozzle.
Background
In the cooling tower industry, the pipe type water distribution or pipe and groove combined water distribution splashing device generally adopts various forms of spray heads, in particular to a splashing device for large-flow cooling tower water distribution.
In the water distribution apparatus of the cooling tower, in consideration of economic operation efficiency and cost, it is common to employ a reflection type or a spray head in which a spray nozzle is separated from a splash plate, such as a pipe-disk type splash apparatus, a multi-layer splash head, a single-layer splash head, and the like. The spray heads are composed of spray nozzles and splash plates. The water flow is sprayed out from the nozzle, and is sprayed on the splash plate, and is uniformly scattered in a water drop shape after the reflection action.
The three-splash type spray head disclosed in the publication No. CN201011486Y is provided with a large splash plate, a small splash plate and a conical water head from top to bottom respectively, and large sawteeth and small sawteeth which are arranged circumferentially are arranged on the outer rings close to the large splash plate and the small splash plate respectively; the teeth of the large saw teeth on the large water splashing disc are triangular tooth blocks with one arc side, and the small saw teeth on the small water splashing disc are rectangular teeth; the bottom of the conical water splitting head is provided with a dentate gap water tank. The water sprayed by the spray head is obviously divided into three layers, the gap between the water sprayed by each water splashing plate is large and obvious, and the water sprayed by each water splashing plate has small diffusivity in the longitudinal direction, so that the water sprayed in unit time is large in water drop and small in quantity; in addition, although the conical water splitting head can reduce the hollow phenomenon of water spraying of the spray head, the conical water splitting head still has hollow, so that the hollow phenomenon cannot be completely avoided; finally, the heat exchange efficiency of the cooling tower is not high.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an energy-concerving and environment-protective cooling tower shower nozzle that cooling effect is stable, and better, low maintenance.
According to the utility model discloses an aspect provides the cooling tower shower nozzle, including the nozzle that from the top down coaxial arrangement, first splash box, second splash box and dividing the water head, first splash box, the diameter of second splash box and dividing the water head reduces gradually, first splash box center department is equipped with first through-hole, second splash box center department is equipped with the second through-hole, the nozzle, the diameter of first through-hole and second through-hole reduces gradually, first splash box edge equipartition has a plurality of first slant to divide the water tooth, second splash box edge equipartition has a plurality of second slant to divide the water tooth, first slant divides the water tooth to divide the water tooth to be contrary with the second slant to divide the water tooth deviation.
Therefore, the first inclined water distribution teeth and the second inclined water distribution teeth which are opposite in deviation are arranged, the diffusivity of water sprayed from the water splashing disks in the longitudinal direction can be improved, the water sprayed from each water splashing disk is divided into multiple layers, the water sprayed by the spray head in unit time can be improved and divided into more water drops, the sprayed water drops are more uniform, the contact area of the water and air is increased, and the heat exchange efficiency of the cooling tower is greatly improved.
In some embodiments, the first and second angled cutwater teeth are both triangular in cross-section. Therefore, the surface of the inclined water dividing tooth is a plane, when water flow impacts the upper surface of the inclined water dividing tooth, the inclined water dividing tooth is divided into more water drops, and the diffusion degree of water sprayed from the water splashing disc in the longitudinal direction can be further improved.
In some embodiments, the first angled dividing tooth bottom surface is parallel to the first splash pan bottom surface. Therefore, the splitting degree of the water flow after impacting the first inclined water dividing tooth can be further improved.
In some embodiments, the second angled dividing tooth bottom surface is parallel to the second splash pan bottom surface. Therefore, the splitting degree of the water flow after impacting the second inclined water dividing tooth can be further improved.
In some embodiments, the first splash plate and the second splash plate are both cone structures.
In some embodiments, the first splash plate is provided with a first nozzle coaxially towards the nozzle at the first through hole. Therefore, the water sprayed on the first splash plate is divided into a plurality of layers, and the diffusion degree of the water sprayed on the first splash plate in the longitudinal direction is further improved.
In some embodiments, the second splash plate is provided with a second nozzle coaxially arranged towards the nozzle at the second through hole. Therefore, the water sprayed on the second splash plate is divided into a plurality of layers, and the diffusion degree of the water sprayed on the second splash plate in the longitudinal direction is further improved.
In some embodiments, the water diversion head is a conical structure, and an inward-concave shoulder is annularly arranged on the side surface of the water diversion head. Therefore, the water flow flowing down from the second through hole is split into smaller water drops by the water dividing head and the shoulder, and the hollow phenomenon is reduced.
In some embodiments, the dividing head has a plurality of arc-shaped grooves distributed circumferentially on the surface below the shoulder. From this, partial rivers flow down from the arc recess, and rotatory division can avoid the cavity phenomenon of shower nozzle water spray almost completely, has improved the heat transfer effect.
In some embodiments, a nozzle tube is inserted into the nozzle. Therefore, the nozzle pipe can be suitable for cooling towers with different sizes by inserting nozzle pipes with different diameters.
Drawings
FIG. 1 is a perspective view of a cooling tower nozzle of the present invention;
fig. 2 is a schematic structural view of a first splash plate of the cooling tower spray head of the present invention;
FIG. 3 is a schematic structural view of a second splash plate of the cooling tower nozzle of the present invention;
FIG. 4 is a top view of the water dividing head of the cooling tower spray head of the present invention;
FIG. 5 is a side view of the water diversion head of the cooling tower spray head of the present invention;
fig. 6 is a schematic structural view of the cooling tower nozzle of the present invention provided with a nozzle pipe.
Detailed Description
The technical solution of the present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 5, the cooling tower nozzle includes a nozzle 91, a first splash plate 92, a second splash plate 93 and a water dividing head 94, which are coaxially arranged from top to bottom, and the nozzle 91, the first splash plate 92, the second splash plate 93 and the water dividing head 94 may be fixedly connected in sequence through connecting arms.
The diameters of the first splash plate 92, the second splash plate 93, and the water dividing head 94 are gradually reduced. The first through hole 921 is provided at the center of the first splash plate 92, the second through hole 931 is provided at the center of the second splash plate 93, and the diameters of the nozzle 91, the first through hole 921 and the second through hole 931 are gradually reduced. Therefore, water sprayed by the spray head can be sputtered on the first water splashing disc 92, the second water splashing disc 93 and the water dividing head 94 in sequence, and is divided into a large number of small water drops, and the heat exchange effect of the water drops and air is improved.
A plurality of first oblique water distributing teeth 922 are uniformly distributed on the edge of the first water splashing disc 92, a plurality of second oblique water distributing teeth 932 are uniformly distributed on the edge of the second water splashing disc 93, and the deviation of the first oblique water distributing teeth 922 and the deviation of the second oblique water distributing teeth 932 are opposite. Wherein, in one embodiment, the first angled diversion tooth 922 deflects in a right-hand direction and the second angled diversion tooth 932 deflects in a left-hand direction when viewed from the nozzle 91 toward the diversion head 94. In another embodiment, the first angled cutwater tooth 922 is left-handed and the second angled cutwater tooth 932 is right-handed when viewed from the nozzle 91 toward the cutwater 94.
Therefore, the first inclined water distribution teeth and the second inclined water distribution teeth which are opposite in deviation are arranged, the diffusivity of water sprayed from the water splashing disks in the longitudinal direction can be improved, the water sprayed from each water splashing disk is divided into multiple layers, the water sprayed by the spray head in unit time can be improved and divided into more water drops, the sprayed water drops are more uniform, the contact area of the water and air is increased, and the heat exchange efficiency of the cooling tower is greatly improved.
The cross sections of the first oblique water diversion tooth 922 and the second oblique water diversion tooth 932 are both triangular. Therefore, the surface of the inclined water dividing tooth is a plane, when water flow impacts the upper surface of the inclined water dividing tooth, the inclined water dividing tooth is divided into more water drops, and the diffusion degree of water sprayed from the water splashing disc in the longitudinal direction can be further improved.
The bottom surface of the first inclined water diversion tooth 922 is parallel to the bottom surface of the first splash pan 92. Therefore, the splitting degree of the water flow after impacting the first inclined water dividing tooth can be further improved.
The bottom surface of the second inclined water diversion tooth 932 is parallel to the bottom surface of the second splash pan 93. Therefore, the splitting degree of the water flow after impacting the second inclined water dividing tooth can be further improved.
The first splash plate 92 and the second splash plate 93 are both of a cone structure.
The first splash plate 92 is provided with a first pipe orifice 923 coaxially and integrally formed at the first through hole 921 toward the nozzle 91. Therefore, the water sprayed on the first splash plate is divided into a plurality of layers, and the diffusion degree of the water sprayed on the first splash plate in the longitudinal direction is further improved.
The second splash plate 93 has a second nozzle 933 coaxially formed integrally at the second through hole 931 toward the nozzle 91. Therefore, the water sprayed on the second splash plate is divided into a plurality of layers, and the diffusion degree of the water sprayed on the second splash plate in the longitudinal direction is further improved.
The water dividing head 94 is a cone structure, and an inward concave shoulder 941 is annularly and integrally formed on the side surface of the water dividing head 94. Therefore, the water flow flowing down from the second through hole is split into smaller water drops by the water dividing head and the shoulder, and the hollow phenomenon is reduced.
In an embodiment, a plurality of grooves 942 are further uniformly distributed in a circumferential direction on the surface of the dividing head 94 below the shoulder 941, the grooves 942 are dug on the surface of the dividing head 94, and the grooves 942 may be linear or arc. When arcuate, each arcuate groove 942 is uniformly biased, and may be biased clockwise or counterclockwise. From this, partial rivers flow down from the arc recess, can prevent the jump phenomenon of water on the water knockout drum, and rotatory division can avoid the cavity phenomenon of shower nozzle water spray almost completely, has improved heat transfer effect.
In use, water is sprayed from the nozzle 91, a part of the water hits the first splash plate 92, the water is scattered into a large number of small water droplets, and the other part of the water flows from the first through hole 921 to the second splash plate 93. A part of the water flowing out of the first through hole 921 hits the second splash plate 93, and the water is splashed and spread into a large number of droplets, and another part of the water flows from the second through hole 931 to the water dividing head 94. A part of the water flowing down from the second through hole 931 is split into smaller water drops by the water dividing head and the shoulder, and the other part of the water flows down from the groove and is split in a rotating way.
In addition, in an embodiment, the bottom of the water dividing head 94 is provided with a water spraying end, the water spraying end is of an inverted cone structure, the water spraying end can be connected with the water dividing head 94 in an integrated forming manner, in addition, the side surface of the water spraying end is sequentially provided with a plurality of annular angle grooves along the axial direction, in this embodiment, 93 annular angle 9 grooves 51 are arranged, and one side of the cross section of each annular angle groove is of an angular structure. From this, partial water that flows down from recess 942 is split into the water droplet by annular angle groove step by step, and then can realize that the shower nozzle water spray does not have the cavity phenomenon, has improved the heat exchange efficiency of water with the air.
As shown in fig. 6, a nozzle tube 96 is inserted into the nozzle 91. Thus, cooling towers of different sizes may be accommodated by inserting nozzle tubes 96 of different diameters, which may be sized to accommodate flow rates of 6 tons per hour, 8 tons per hour, or 10 tons per hour.
It should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art will be able to make the description as a whole, and the embodiments may be appropriately combined to form other embodiments as will be appreciated by those skilled in the art.
The above list of details is only for the concrete description of the feasible embodiments of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent embodiments or modifications not departing from the present invention should be included in the scope of the present invention.
Claims (10)
1. The cooling tower spray head is characterized by comprising a spray nozzle (91), a first splash disc (92), a second splash disc (93) and a water distribution head (94) which are coaxially arranged from top to bottom, wherein the diameters of the first splash disc (92), the second splash disc (93) and the water distribution head (94) are gradually reduced, a first through hole (921) is formed in the center of the first splash disc (92), a second through hole (931) is formed in the center of the second splash disc (93), the diameters of the spray nozzle (91), the first through hole (921) and the second through hole (931) are gradually reduced, a plurality of first oblique water distribution teeth (922) are evenly distributed on the edge of the first splash disc (92), a plurality of second oblique water distribution teeth (932) are evenly distributed on the edge of the second splash disc (93), and the first oblique water distribution teeth (932) are opposite to the second oblique water distribution teeth (932).
2. A cooling tower spray head according to claim 1, wherein the cross-section of the first angled diversion tooth (922) and the second angled diversion tooth (932) are both triangular.
3. A cooling tower spray head according to claim 2, wherein the bottom surface of said first angled diversion tooth (922) is parallel to the bottom surface of said first splash plate (92).
4. A cooling tower spray head according to claim 2, wherein the bottom surface of the second inclined dividing tooth (932) is parallel to the bottom surface of the second splash plate (93).
5. A cooling tower spray head according to claim 1, wherein the first splash plate (92) and the second splash plate (93) are each of a cone-shaped configuration.
6. A cooling tower spray head according to claim 1, characterised in that said first splash plate (92) is provided with a first nozzle (923) coaxially towards said nozzle (91) at a first through hole (921).
7. A cooling tower spray head according to claim 1, characterised in that said second splash plate (93) is provided with a second nozzle (933) coaxially towards said nozzle (91) at a second through hole (931).
8. A cooling tower spray head according to claim 1, wherein said water dividing head (94) is a cone structure, and the side of said water dividing head (94) is provided with an inward concave shoulder (941) in the circumferential direction.
9. A cooling tower sprinkler according to claim 8, characterised in that said dividing head (94) has a plurality of grooves (942) circumferentially distributed on its surface below said shoulder (941).
10. A cooling tower spray head according to claim 1, characterised in that a nozzle tube (96) is inserted in said nozzle (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921495173.XU CN211060726U (en) | 2019-09-09 | 2019-09-09 | Spray head of cooling tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921495173.XU CN211060726U (en) | 2019-09-09 | 2019-09-09 | Spray head of cooling tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211060726U true CN211060726U (en) | 2020-07-21 |
Family
ID=71596488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921495173.XU Expired - Fee Related CN211060726U (en) | 2019-09-09 | 2019-09-09 | Spray head of cooling tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211060726U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115031550A (en) * | 2022-08-11 | 2022-09-09 | 山东神驰石化有限公司 | Low water consumption cooling tower for mixed aromatic hydrocarbon production |
-
2019
- 2019-09-09 CN CN201921495173.XU patent/CN211060726U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115031550A (en) * | 2022-08-11 | 2022-09-09 | 山东神驰石化有限公司 | Low water consumption cooling tower for mixed aromatic hydrocarbon production |
| CN115031550B (en) * | 2022-08-11 | 2022-11-08 | 山东神驰石化有限公司 | Low water consumption cooling tower for producing mixed aromatic hydrocarbon |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200721 Termination date: 20210909 |