CN210533156U - Centrifugal rotational flow hollow rotatable nozzle device - Google Patents
Centrifugal rotational flow hollow rotatable nozzle device Download PDFInfo
- Publication number
- CN210533156U CN210533156U CN201921605889.0U CN201921605889U CN210533156U CN 210533156 U CN210533156 U CN 210533156U CN 201921605889 U CN201921605889 U CN 201921605889U CN 210533156 U CN210533156 U CN 210533156U
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- Prior art keywords
- water distribution
- conical
- horizontal
- ring
- distribution plate
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 86
- 238000009434 installation Methods 0.000 claims 2
- 239000000498 cooling water Substances 0.000 abstract description 21
- 239000007921 spray Substances 0.000 abstract description 5
- 238000005057 refrigeration Methods 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 7
- 238000005507 spraying Methods 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F25/00—Component parts of trickle coolers
- F28F25/02—Component parts of trickle coolers for distributing, circulating, and accumulating liquid
- F28F25/06—Spray nozzles or spray pipes
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Nozzles (AREA)
- Cyclones (AREA)
Abstract
The utility model discloses a hollow rotatable nozzle device of centrifugal whirl belongs to air conditioner refrigeration technical field. The device comprises a centrifugal rotational flow hollow nozzle, a connecting rod, a fixed shaft and a conical water distribution plate. The conical water distribution plate is arranged in the mounting groove of the fixing shaft through the central ring, the central ring is in clearance fit with the mounting groove, and the conical water distribution plate can rotate freely. After the cooling water is acted by the centrifugal rotational flow hollow nozzle, part of the cooling water collides with an inclined baffle plate above the conical water distribution plate to generate thrust, so that the conical water distribution plate rotates around the fixed shaft; meanwhile, after the other part of cooling water collides with the conical vertical surface of the rotating conical water distribution plate, the cooling water is distributed and flows down from the water distribution holes successively to cover the position below the nozzle; the utility model discloses can effectively improve the more this characteristics of the centrifugal whirl hollow nozzle water distribution of unilateral tangential entry near entry one side water yield, it is more even to distribute water at the within range that sprays.
Description
Technical Field
The utility model belongs to the technical field of air conditioning system professional equipment makes, be applicable to the water distribution of counter-flow cooling tower, relate to a hollow nozzle device of centrifugal whirl suitable for air conditioning system counter-flow cooling tower. The centrifugal rotational flow hollow nozzle device can improve the inherent defects in the spraying characteristics of the centrifugal rotational flow hollow nozzle, generate larger spraying coverage area, stronger cooling water splashing degree and less spraying coverage blank area, thereby improving the performance of the counter-flow cooling tower.
Background
The cooling tower is a device which uses water as circulating coolant, absorbs heat from the system and discharges the heat to the atmosphere so as to reduce the water temperature; the principle is that the heat is generated by heat exchange after water and air flow contact, and the steam volatilizes and takes away heat to achieve the principles of evaporation heat dissipation, convection heat transfer, radiation heat transfer and the like to dissipate waste heat generated in industry or refrigeration air conditioners to reduce the water temperature, so as to ensure the normal operation of a circulating system. The counterflow tower is a kind of cooling tower, and in terms of operation, water flow falls vertically in the tower, and the direction of air flow for exchanging heat with water is opposite to the direction of water flow. In the process, the flow process of the water flow from top to bottom plays a decisive role in the heat exchange effect of the cooling water in the tower. The starting point of the water flow is a nozzle positioned at the upper part of the countercurrent tower.
The nozzle is a common splashing device in the countercurrent tower, and can change stranded water into small water drops through the nozzle, so that the small water drops are uniformly sprayed on the filler, the heat exchange area between cooling water and countercurrent air is increased as much as possible, and the aim of increasing the convection heat exchange coefficient is fulfilled. The spraying condition of the nozzle on the cooling water directly influences the efficiency, the energy consumption and the investment of the cooling tower. The spray characteristics are critical to the overall performance of the counter-flow cooling tower.
SUMMERY OF THE UTILITY MODEL
The utility model discloses to the inhomogeneous problem of cooling water at the within range water distribution that sprays among the prior art, the utility model provides a hollow rotatable nozzle device of centrifugal whirl that water distribution is more even.
In order to achieve the above object, the utility model adopts the following technical scheme:
a centrifugal rotational flow hollow rotatable nozzle device comprises a centrifugal rotational flow hollow nozzle 1, a connecting rod 2, a fixed shaft 3 and a conical water distribution plate 4;
the fixed shaft 3 is of an axisymmetric structure and is divided into an upper part and a lower part, wherein the upper part is a conical body, and the lower part is a cylinder; the fixed shaft 3 is provided with a mounting groove, and the fixed shaft 3 is fixedly mounted at the water outlet of the centrifugal cyclone hollow nozzle 1 through three connecting rods 2 arranged at intervals of 120 degrees to ensure that the axis of the fixed shaft 3 is superposed with the water outlet axis of the centrifugal cyclone hollow nozzle 1; the conical water distribution plate 4 comprises a central ring 5, a support column 6, a horizontal disc 7, a circular water distribution hole 8, a conical vertical surface 9, a rectangular water distribution hole 10, a horizontal ring 11 and an inclined baffle plate 12; the horizontal disc 7 is circular, three rows of circular water distribution holes 8 are formed in the horizontal disc, each row is arranged at intervals, and the rows are in a staggered structure; the central circular ring 5 is positioned at the center of the conical water distribution plate 4 and is fixedly connected with the outer ring of the horizontal circular plate 7 through four support columns 6 arranged at intervals of 90 degrees, and the axes of the four support columns 6 are parallel to the plane of the horizontal circular plate 7; the small-diameter end of the conical vertical surface 9 is arranged at the outer ring of the horizontal disc 7, the conical vertical surface 9 is integrally positioned on one side, close to the centrifugal cyclone hollow nozzle 1, of the horizontal disc 7, the included angle between the conical vertical surface 9 and the horizontal disc 7 is 165 degrees, four rows of rectangular water distribution holes 10 are formed in the conical vertical surface 9, the conical vertical surface is arranged at intervals, and the rows are in a staggered structure; the inner ring surface of the horizontal ring 11 is arranged at the large-diameter end of the conical vertical surface 9, and the axis of the horizontal ring 11 is superposed with the axis of the conical vertical surface 9; the inclined baffle 12 is arranged on the horizontal ring 11, the inclined baffle 12 is positioned on one side of the horizontal ring 11 close to the centrifugal cyclone hollow nozzle 1, the inclined baffle 12 is vertical to the horizontal ring 11, the diameter included angle between the inclined baffle 12 and the horizontal ring 11 is 109 degrees, and the height of the inclined baffle 12 is 5 mm; the cone-shaped water distribution plate 4 is arranged in the mounting groove of the fixing shaft 3 through the central ring 5, the central ring 5 is in clearance fit with the mounting groove, and the cone-shaped water distribution plate 4 can rotate freely.
Further, the inner diameter D of the horizontal disc 7 is 80 mm.
Further, the inner diameter of the central ring 5 is 20 mm.
Further, the circular water distribution holes 8 are 108 in total.
Further, the number of the rectangular water distribution holes 10 is 145.
Further, the inclined baffles 12 are arranged at equal intervals in total of 24.
After the cooling water is acted by the centrifugal rotational flow hollow nozzle 1, part of the cooling water collides with an inclined baffle plate above the conical water distribution plate 4 to generate thrust, so that the conical water distribution plate 4 rotates around the fixed shaft 3; meanwhile, after the other part of cooling water collides with the conical vertical surface 9 of the rotating conical water distribution plate 4, the cooling water is distributed and flows down from the water distribution holes successively to cover the position below the nozzle; when the cooling water contains sundries with larger sizes, the sundries can not pass through the water distribution holes and can be carried by the cooling water and flow down from the middle area of the horizontal disc 7, and the water distribution holes can not be blocked.
The beneficial effects of the utility model are that can effectively improve the centrifugal whirl hollow nozzle water distribution of unilateral tangential entry and be close to the more this characteristics of entry one side water yield, it is more even to distribute water at the within range that sprays.
Drawings
Fig. 1 is a front view of the present invention;
FIG. 2(a) is a top and front view of a tapered water distribution plate;
FIG. 2(b) is a top and front view of a tapered water distribution plate;
fig. 3(a) the specific dimensions of the device of the present invention;
fig. 3(b) specific dimensions of the device of the present invention;
fig. 3(c) specific dimensions of the device of the present invention;
fig. 3(d) specific dimensions of the device of the present invention.
In the figure: 1 centrifugal cyclone hollow nozzle; 2 connecting rods; 3, fixing a shaft; 4, a conical water distribution plate; 5, a central circular ring; 6, supporting columns; 7 a horizontal disc; 8, a circular water distribution hole; 9 a conical facade; 10 rectangular water distribution holes; 11 horizontal rings; 12 inclined baffle plates.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a front view of a hollow rotatable nozzle device of the centrifugal cyclone of the present invention, which comprises a hollow nozzle 1 of the centrifugal cyclone, a connecting rod 2, a fixed shaft 3 and a conical water distribution plate 4;
the fixed shaft 3 is of an axisymmetric structure and is divided into an upper part and a lower part, wherein the upper part is a conical body, and the lower part is a cylinder; the fixed shaft 3 is provided with a mounting groove, and the fixed shaft 3 is fixedly mounted at the water outlet of the centrifugal cyclone hollow nozzle 1 through three connecting rods 2 arranged at intervals of 120 degrees to ensure that the axis of the fixed shaft 3 is superposed with the water outlet axis of the centrifugal cyclone hollow nozzle 1; the conical water distribution plate 4 comprises a central ring 5, a support column 6, a horizontal disc 7, a circular water distribution hole 8, a conical vertical surface 9, a rectangular water distribution hole 10, a horizontal ring 11 and an inclined baffle plate 12; the horizontal disc 7 is circular, three rows of circular water distribution holes 8 are formed in the horizontal disc, each row is arranged at intervals, and the rows are in a staggered structure; the central circular ring 5 is positioned at the center of the conical water distribution plate 4 and is fixedly connected with the outer ring of the horizontal circular plate 7 through four support columns 6 arranged at intervals of 90 degrees, and the axes of the four support columns 6 are parallel to the plane of the horizontal circular plate 7; the small-diameter end of the conical vertical surface 9 is arranged at the outer ring of the horizontal disc 7, the conical vertical surface 9 is integrally positioned on one side, close to the centrifugal cyclone hollow nozzle 1, of the horizontal disc 7, the included angle between the conical vertical surface 9 and the horizontal disc 7 is 165 degrees, four rows of rectangular water distribution holes 10 are formed in the conical vertical surface 9, the conical vertical surface is arranged at intervals, and the rows are in a staggered structure; the inner ring surface of the horizontal ring 11 is arranged at the large-diameter end of the conical vertical surface 9, and the axis of the horizontal ring 11 is superposed with the axis of the conical vertical surface 9; the inclined baffle 12 is arranged on the horizontal ring 11, the inclined baffle 12 is positioned on one side of the horizontal ring 11 close to the centrifugal cyclone hollow nozzle 1, the inclined baffle 12 is vertical to the horizontal ring 11, the diameter included angle between the inclined baffle 12 and the horizontal ring 11 is 109 degrees, and the height of the inclined baffle 12 is 5 mm; the cone-shaped water distribution plate 4 is arranged in the mounting groove of the fixing shaft 3 through the central ring 5, the central ring 5 is in clearance fit with the mounting groove, and the cone-shaped water distribution plate 4 can rotate freely.
Further, the inner diameter D of the horizontal disc 7 is 80 mm.
Further, the inner diameter of the central ring 5 is 20 mm.
Further, the circular water distribution holes 8 are 108 in total.
Further, the number of the rectangular water distribution holes 10 is 145.
Further, the inclined baffles 12 are arranged at equal intervals in total of 24.
When the centrifugal rotational flow hollow rotatable nozzle device is used, the centrifugal rotational flow hollow nozzle device is vertically installed, the centrifugal rotational flow hollow nozzle 1 is positioned at the top, cooling water enters the centrifugal rotational flow hollow nozzle 1 and then is sprayed to the conical water distribution disc 4 under the action of the centrifugal rotational flow hollow nozzle 1 and gravity, and a part of the cooling water collides with an inclined baffle above the conical water distribution disc 4 to generate thrust so that the conical water distribution disc 4 rotates around the fixed shaft 3; meanwhile, after the other part of cooling water collides with the conical vertical surface of the rotating conical water distribution plate 4, the cooling water is distributed and flows down from the water distribution holes successively to cover the position below the nozzle; when the cooling water contains sundries with larger sizes, the sundries can not pass through the water distribution holes and can be carried by the cooling water and flow down from the middle area of the horizontal disc 7, and the water distribution holes can not be blocked.
The utility model discloses can effectively improve the more this characteristics of the centrifugal whirl hollow nozzle water distribution of unilateral tangential entry near entry one side water yield, it is more even to distribute water at the within range that sprays.
Claims (6)
1. A centrifugal rotational flow hollow rotatable nozzle device is characterized by comprising a centrifugal rotational flow hollow nozzle (1), a connecting rod (2), a fixed shaft (3) and a conical water distribution plate (4);
the fixed shaft (3) is of an axisymmetric structure and is divided into an upper part and a lower part, wherein the upper part is a conical body, and the lower part is a cylinder; the fixed shaft (3) is provided with a mounting groove, and the fixed shaft (3) is fixedly mounted at the water outlet of the centrifugal rotational flow hollow nozzle (1) through three connecting rods (2) arranged at intervals of 120 degrees to ensure that the axis of the fixed shaft (3) is superposed with the water outlet axis of the centrifugal rotational flow hollow nozzle (1); the conical water distribution plate (4) comprises a central circular ring (5), a support pillar (6), a horizontal circular plate (7), a circular water distribution hole (8), a conical vertical surface (9), a rectangular water distribution hole (10), a horizontal ring (11) and an inclined baffle (12); the horizontal disc (7) is circular, three rows of circular water distribution holes (8) are formed in the horizontal disc, each row is arranged at intervals, and the rows are in a staggered structure; the central circular ring (5) is positioned at the center of the conical water distribution plate (4), and is fixedly connected with the outer ring of the horizontal circular plate (7) through four supporting columns (6) arranged at intervals of 90 degrees, and the axes of the four supporting columns (6) are parallel to the plane of the horizontal circular plate (7); the small-diameter end of the conical vertical surface (9) is arranged at the outer ring of the horizontal disc (7), the conical vertical surface (9) is integrally positioned on one side, close to the centrifugal cyclone hollow nozzle (1), of the horizontal disc (7), the included angle between the conical vertical surface (9) and the horizontal disc (7) is 165 degrees, four rows of rectangular water distribution holes (10) are formed in the conical vertical surface (9), each row is arranged at intervals, and the rows are in a staggered structure; the inner ring surface of the horizontal ring (11) is arranged at the large-diameter end of the conical vertical surface (9), and the axis of the horizontal ring (11) is superposed with the axis of the conical vertical surface (9); the inclined baffle (12) is arranged on the horizontal ring (11), the inclined baffle (12) is positioned on one side, close to the centrifugal cyclone hollow nozzle (1), of the horizontal ring (11), the inclined baffle (12) is perpendicular to the horizontal ring (11), the diameter included angle between the inclined baffle (12) and the horizontal ring (11) is 109 degrees, and the height of the inclined baffle (12) is 5 mm; the conical water distribution plate (4) is installed in the installation groove of the fixed shaft (3) through the central circular ring (5), the central circular ring (5) is in clearance fit with the installation groove, and the conical water distribution plate (4) can rotate freely.
2. A hollow rotatable nozzle device of the centrifugal cyclone, according to claim 1, characterized in that the inner diameter of the horizontal disc (7) is 80 mm.
3. A hollow rotatable nozzle device according to claim 1, characterized in that the inner diameter of the central ring (5) is 20 mm.
4. A hollow rotatable nozzle device according to claim 1, characterized in that there are 108 circular distribution holes (8).
5. A hollow rotatable nozzle device of the centrifugal cyclone, according to claim 1, characterized in that the rectangular distribution holes (10) are 145 in total.
6. A hollow rotatable nozzle assembly according to claim 1, wherein said inclined baffles (12) are arranged at equal intervals and in total 24.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910734723 | 2019-08-09 | ||
| CN2019107347237 | 2019-08-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210533156U true CN210533156U (en) | 2020-05-15 |
Family
ID=68492718
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910911298.4A Active CN110455114B (en) | 2019-08-09 | 2019-09-25 | Centrifugal rotational flow hollow rotatable nozzle device |
| CN201921605889.0U Withdrawn - After Issue CN210533156U (en) | 2019-08-09 | 2019-09-25 | Centrifugal rotational flow hollow rotatable nozzle device |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910911298.4A Active CN110455114B (en) | 2019-08-09 | 2019-09-25 | Centrifugal rotational flow hollow rotatable nozzle device |
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| Country | Link |
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| CN (2) | CN110455114B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110455114A (en) * | 2019-08-09 | 2019-11-15 | 大连斯频德环境设备有限公司 | A kind of hollow rotatable spray nozzle device of centrifugal rotational flow |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115504529B (en) * | 2022-09-29 | 2023-11-10 | 江苏大学 | High-efficient cavitation broken wall generating device |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL106510A0 (en) * | 1993-07-28 | 1993-11-15 | Israel Chermoni | A low volume irrigation device for horticulture and agriculture crops |
| IT1265344B1 (en) * | 1993-11-23 | 1996-11-22 | Spig Int | SPRAYER NOZZLE IMPELLER FOR EVAPORATION TOWER |
| WO2009070691A1 (en) * | 2007-11-27 | 2009-06-04 | Curtis Harold D | Spray nozzle |
| CN201493195U (en) * | 2009-09-04 | 2010-06-02 | 常州市科慧制冷设备有限公司 | Anti-blocking spiral spray nozzle |
| KR101337474B1 (en) * | 2012-02-08 | 2013-12-05 | 성 동 여 | An assembled sprinkle nozzle |
| CN203240953U (en) * | 2013-01-29 | 2013-10-16 | 海宁松立冷却设备有限公司 | Crossflow type cooling tower nozzle |
| CN104154808B (en) * | 2014-08-25 | 2015-12-02 | 魏熙臣 | A kind of rotary splashing device |
| CN106052415A (en) * | 2016-06-20 | 2016-10-26 | 青岛新宇田化工有限公司 | Rotary cooler |
| CN109317322A (en) * | 2017-08-01 | 2019-02-12 | 张从桢 | A kind of impeller for sector spray head of spraying surely |
| CN109827461A (en) * | 2019-01-29 | 2019-05-31 | 大连斯频德环境设备有限公司 | A kind of centrifugal rotational flow nozzle device suitable for air-conditioning system counterflow cooling tower |
| CN110455114B (en) * | 2019-08-09 | 2024-03-22 | 大连斯频德环境设备有限公司 | Centrifugal rotational flow hollow rotatable nozzle device |
-
2019
- 2019-09-25 CN CN201910911298.4A patent/CN110455114B/en active Active
- 2019-09-25 CN CN201921605889.0U patent/CN210533156U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110455114A (en) * | 2019-08-09 | 2019-11-15 | 大连斯频德环境设备有限公司 | A kind of hollow rotatable spray nozzle device of centrifugal rotational flow |
| CN110455114B (en) * | 2019-08-09 | 2024-03-22 | 大连斯频德环境设备有限公司 | Centrifugal rotational flow hollow rotatable nozzle device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110455114B (en) | 2024-03-22 |
| CN110455114A (en) | 2019-11-15 |
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200515 Effective date of abandoning: 20240322 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200515 Effective date of abandoning: 20240322 |