CN115164634A - Balanced variable flow spray head for cross flow tower - Google Patents
Balanced variable flow spray head for cross flow tower Download PDFInfo
- Publication number
- CN115164634A CN115164634A CN202210622876.4A CN202210622876A CN115164634A CN 115164634 A CN115164634 A CN 115164634A CN 202210622876 A CN202210622876 A CN 202210622876A CN 115164634 A CN115164634 A CN 115164634A
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- water
- equipartition
- palm
- flow
- uniformly distributed
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- 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
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28C—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA COME INTO DIRECT CONTACT WITHOUT CHEMICAL INTERACTION
- F28C1/00—Direct-contact trickle coolers, e.g. cooling towers
- F28C1/04—Direct-contact trickle coolers, e.g. cooling towers with cross-current only
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Nozzles (AREA)
Abstract
The invention discloses a balanced variable flow nozzle for a cross flow tower, which comprises a hollow circular water deflector, a nozzle cover, a hollow circular uniformly distributed water sprinkling channel, a shower head support hanging frame, a hanging frame connecting rod, a uniformly distributed shower head support and a buckle, wherein the hollow circular water deflector, the nozzle cover, the hollow circular uniformly distributed water sprinkling channel and the shower head support hanging frame are coaxially arranged from top to bottom in sequence, one end of the hanging frame connecting rod is connected to the uniformly distributed water sprinkling channel, the other end of the hanging frame connecting rod is connected to the top of the shower head support hanging frame, the buckle is fixed at the bottom of the shower head support hanging frame, the uniformly distributed shower head support is rotatably sleeved outside the shower head support hanging frame and the buckle, the uniformly distributed shower head support is respectively provided with a plurality of penetrating inner ring water outlet holes and middle ring water outlet holes from inside to outside, the size of the inner ring water outlet holes is smaller than that of the middle ring, and V-shaped water inlets are symmetrically arranged on the opposite side walls of the water deflector. The invention has the advantages that: the water distribution device can ensure equal water passing amount of each spray head in the water distribution disc according to the flow change of circulating water, and the spray heads can distribute water uniformly in a rated range when the flow changes.
Description
Technical Field
The invention relates to a spray head for a cooling tower, in particular to a variable flow spray head for a cross flow tower.
Background
In a common transverse flow cooling tower, spray heads are used for uniformly spraying spray water on fillers to realize heat exchange. For better energy conservation, the rotating speed of the cooling water pump is controlled by adopting a frequency conversion technology, so that the pressure and the flow of the outlet of the water pump can change along with the rotating speed, and the variable-flow uniformly-distributed spray heads are arranged for matching with the application of flow change. At present many external fixations of common crossing current tower shower nozzle set up on broadcasting basin bottom plane, generally for tens to hundreds of different, because every shower nozzle is different to the water inlet distance, rivers also can be inequality to the time, the water yield of every shower nozzle, water level height and water pressure, even use the variable flow shower nozzle like this, also can cause the inhomogeneous phenomenon of broadcasting water, influence the radiating effect.
Disclosure of Invention
The invention aims to provide a balanced variable flow nozzle for a cross flow tower, which can ensure that the water passing amount of each nozzle in a water spreading disc is equal, and the nozzles can uniformly distribute water in a rated range when the flow is changed.
The technical solution of the invention is as follows: the utility model provides a cross flow tower is with balanced type variable flow shower nozzle, including the upper and lower cavity ring shape water guide of coaxial setting in order, the shower nozzle lid, the circular shape equipartition of cavity spills the water course and the gondola water faucet holds in the palm the gallows, and the gallows connecting rod, the equipartition gondola water faucet holds in the palm and the buckle, wherein the one end of gallows connecting rod is connected on the equipartition spills the water course, the other end is connected at the gondola water faucet and holds in the palm the gallows top, the buckle is fixed in gondola water faucet support gallows bottom, the equipartition gondola water faucet holds in the palm rotatable cover and is established outside gondola water faucet support gallows and buckle, the equipartition gondola water faucet holds in the palm and is equipped with the inner ring outlet that a plurality of runs through respectively from inside to outside, the zhonghuan outlet, inner ring outlet size is less than zhonghuan outlet size, the symmetry is equipped with the V-shaped water inlet on the relative lateral wall of water guide.
The water guide, the shower nozzle lid, the coaxial setting of equipartition watering way and gondola water faucet support gallows, can ensure that the installation is fixed on the dish of broadcasting water after, the rivers that get into from the water guide can the vertically along the equipartition watering way fall into on the gondola water faucet support gallows of below, thereby the vertical impact is to splashing all around on the upper surface that the equipartition gondola water faucet held in the palm, makes rivers distribute evenly, the equipartition gondola water faucet holds in the palm rotatable cover and is established gondola water faucet support gallows and buckle, can rotate under the water impact, further make rivers to evenly respectively all around, play balanced effect. The inner ring outlet sets up and holds in the palm the inboard at the equipartition gondola water faucet, thereby hold in the palm the inboard at the equipartition gondola water faucet and have water to fall down and form the inlayer and broadcast the water layer, the play water of zhonghua outlet can form the middle water layer of broadcasting, unnecessary water can hold in the palm the edge from the equipartition gondola water faucet and fall, just so form the three-layer annular and broadcast the water layer, thereby ensure the rivers equipartition of shower nozzle below, when rivers are less, the rotational speed that the equipartition gondola water faucet held in the palm is slower, equally can maintain the three-layer annular and broadcast water layer and sufficient watering area, ensure the homogeneity of watering, when rivers grow, the rotational speed that the equipartition gondola water faucet held in the palm is very fast, the area of watering is great relatively, the area of spraying between two adjacent shower nozzles can overlap, because the quantity that sets up the shower nozzle in the cooling tower is according to the average equipartition of radius under the minimum water yield, consequently this balanced variable flow shower nozzle can realize the even water distribution effect under the various water yield. The water level on the water sowing tray can be accumulated to a certain height by the V-shaped water inlet arranged on the water distributor, the uniformity of water inflow to each spray head is ensured, and when the water level changes, the water passing area corresponding to the V-shaped water inlet also changes, so that the water flow balance entering the spray heads can be ensured within a certain range no matter how the circulation quantity of cooling water changes, the uniform distribution effect of spray water of the spray heads is ensured, and the purpose of balanced water distribution is achieved.
The upper surface that the equipartition gondola water faucet held in the palm is equipped with the water conservancy diversion wall of a plurality of radial extension, is equipped with one respectively in the both sides of water conservancy diversion wall the inner ring outlet and one the zhonghuan outlet forms the outer loop outlet between two adjacent water conservancy diversion walls. The water conservancy diversion wall can guide the circulating water that falls into gondola water faucet support upper surface and fall from the edge, also can promote the equipartition gondola water faucet support to rotate under hydraulic action simultaneously, and inner ring outlet and well ring outlet distribute in the both sides of every water conservancy diversion wall, and the water conservancy diversion circle of formation is comparatively even.
The horizontal projection of the flow guide wall is an arc extending outwards along the axis. The arc structure makes water power promote the equipartition gondola water faucet support more easily and rotates, and the arc can reduce the rivers resistance.
The horizontal projection of the flow guide wall is an arc extending along the axis outwards in a counterclockwise direction. Can hold in the palm the surface at the equipartition gondola water faucet and form the outward gradually enlarged circulation passageway of axis of axle, more be favorable to the rivers dispersion that will fall, make it by more even scattering away.
And a plurality of reinforcing ribs extending axially are symmetrically arranged on the outer wall of the uniformly distributed water sprinkling channels. The strengthening rib that the symmetry set up can make the equipartition watering way installation after the stable, avoids rivers to wash off balance down, influences the spraying of equipartition gondola water faucet and falls into water.
The reinforcing ribs close to one side of the sprayer cover are provided with grooves for accommodating the bottom wall of the water sowing plate. The recess can block the bottom wall of the water sowing tray, and the spray head is integrally and stably arranged on the water sowing tray under the fixation of the spray head cover.
The invention has the advantages that: the water distribution device can ensure equal water passing amount of each spray head in the water distribution disc according to the flow change of circulating water, and the spray heads can distribute water uniformly in a rated range when the flow changes.
Drawings
FIG. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a side view schematic of the present invention;
FIG. 3 is a schematic cross-sectional structural view of an embodiment of the present invention;
FIG. 4 is a schematic structural view of uniformly distributed shower supports in the embodiment of the invention;
1. the water guide device comprises a water guide device, 2, a sprinkler cover, 3, uniformly distributed water sprinkling channels, 4, a sprinkler support hanger, 5, a hanger connecting rod, 6, a uniformly distributed sprinkler support, 7, a buckle, 8, a V-shaped water inlet, 9, a flow guide wall, 10, an inner ring water drainage hole, 11, a middle ring water drainage hole, 12, an outer ring water drainage hole, 13, a reinforcing rib, 14 and a groove.
Detailed Description
Example (b):
referring to fig. 1-4, a balanced variable flow nozzle for a cross flow tower is arranged on the bottom of a water spreading tray (not shown in the figure), and comprises a hollow circular water deflector 1, a nozzle cover 2, a hollow circular uniformly distributed water sprinkling channel 3, a shower support hanger 4, a hanger connecting rod 5, a uniformly distributed shower support 6 and a buckle 7, wherein the hollow circular water deflector 1, the nozzle cover 2, the hollow circular uniformly distributed water sprinkling channel 3 and the shower support hanger 4 are coaxially arranged from top to bottom, one end of the hanger connecting rod 5 is connected to the uniformly distributed water sprinkling channel 3, the other end of the hanger connecting rod is connected to the top of the shower support hanger 4, the bottom of the buckle 7 is provided with a step part 14, the top of the buckle 7 is inserted into the bottom of the shower support hanger 4 and fixedly connected with the shower support hanger, the uniformly distributed shower support 6 is rotatably sleeved outside the shower support hanger 4, the bottom of the uniformly distributed shower support is supported by the step part of the buckle 7, the uniformly distributed shower support 6 is respectively provided with a plurality of inner ring water drainage holes 10 and middle ring drainage holes 11 penetrating from inside to outside, the inner ring, the size of the drainage holes 10 is smaller than the middle ring size of the middle ring drainage holes 11, and the V-shaped water inlet 8 is symmetrically arranged on the opposite side walls of the water deflector 1.
The upper surface of the uniformly distributed shower head support 6 is provided with a plurality of guide walls 9 extending radially, two sides of each guide wall 9 are respectively provided with an inner ring drain hole 10 and a middle ring drain hole 11, and an outer ring drain hole 12 is formed between every two adjacent guide walls. The horizontal projection of the flow guide wall 9 is an arc extending counterclockwise outwards along the axis. The water conservancy diversion wall 9 can guide the circulating water that falls into 6 upper surfaces of equipartition gondola water faucet support and fall down from the edge, also can push the equipartition gondola water faucet support 6 to rotate under the hydraulic action simultaneously, and the arc structure can reduce the water resistance. The flow guide walls 9 extending anticlockwise can form gradually enlarged flow channels from the axial center to the outside on the surfaces of the uniformly distributed shower supports 6, so that the falling water flow can be dispersed more favorably, and the falling water flow can be more uniformly scattered.
And a plurality of penetrating inner ring drainage holes 10 and outer ring drainage holes 11 are arranged on the uniformly distributed shower head support 6 along the direction of the flow guide wall 9. The rivers that fall into 6 upper surfaces of equipartition gondola water faucet support can directly fall through inner ring outlet 10 and outer ring outlet 11 in order to ensure the rivers equipartition of shower nozzle below, when rivers are less, can mainly be through the downward water distribution of inner ring outlet 10, when rivers grow, can progressively through inner ring outlet 10 and outer ring outlet 11 and from the edge mode water distribution of scattering, thereby realize the uniform water distribution effect under the various water yield.
And a plurality of reinforcing ribs 12 extending axially are symmetrically arranged on the outer wall of the uniformly distributed water sprinkling channels 3. And a groove 13 for accommodating the bottom wall of the water sowing plate is arranged on the reinforcing rib 12 close to one side of the sprayer cover 2. The strengthening rib 12 that the symmetry set up can make 3 installation back stabilities of equipartition watering way, avoids rivers to wash off balance down, influences the spraying of equipartition gondola water faucet and falls into water. The groove 13 can block the bottom wall of the water sowing plate, and the spray head is integrally and stably arranged on the water sowing plate under the fixation of the spray head cover 2.
During the shower nozzle installation of this embodiment, insert the equipartition gondola water faucet earlier on the top of buckle 7 and hold in the palm in 6, insert in the gondola water faucet holds in the palm the bottom of gallows 4 again, accomplish fixedly, then hold in the palm 6 one side with the equipartition gondola water faucet that installs and pass the mounting hole of broadcasting the water tray bottom, then rotate the shower nozzle, make the recess 13 at strengthening rib 12 top block and broadcast the water tray diapire, realize fixed on broadcasting the water tray.
This embodiment in use, when the inflow is 30% of standard design, water level height just can spray water from the shower nozzle after rising to the height of V-arrangement water inlet 8 in the water tray, because there is a take the altitude bottom of V-arrangement water inlet 8 apart from the bottom of water tray, just so can stop because the water level crosses the vortex that leads to producing when intaking excessively, the inhomogeneous phenomenon of broadcast water that arouses, after rivers fall to equipartition gondola water faucet support 6 through equipartition gondola water faucet 3 on, broadcast through inner ring outlet 10 and outer ring outlet 11 and guiding wall 9 and fall, because rivers are less, the spray area is limited, but because equipartition gondola water faucet support 6 can rotate the watering, it is comparatively even to spray relatively, the water range of spraying can not overlap between two adjacent shower nozzles, every shower nozzle all can evenly spray in the design range. When the water inflow reaches 50% of the standard design, the water level of the water sowing disc can rise to the top of the water pouring guide 1, so that the water inflow area is the sum of the two V-shaped water inlets 8, the water inflow is correspondingly increased, the spraying ranges between the two spray heads can be overlapped, and the effect of uniform spraying can be achieved. When the water yield reaches 100% of standard design, the water level surpasses the top of water deflector 1 in the water tray, and the water yield of spraying this moment is bigger, because 6 rotatory watering of equipartition gondola water faucet support itself, the scope of spraying of every shower nozzle all reaches the designing requirement, and two adjacent shower nozzles spray the scope and overlap and stagger, still can ensure the homogeneity that sprays. The spray head structure can ensure that the effect of balanced spraying can be realized under the minimum water quantity, thereby ensuring the heat exchange efficiency.
The above detailed description is specific to one possible embodiment of the present invention, and the embodiment is not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the scope of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a cross flow tower is with balanced type variable flow shower nozzle which characterized in that: including the upper and lower coaxial cavity ring shape water deflector that sets up in order, the shower lid, the circular shape equipartition of cavity spills the water course and gondola water faucet holds in the palm the gallows, and the gallows connecting rod, the equipartition gondola water faucet holds in the palm and the buckle, wherein the one end of gallows connecting rod is connected on the equipartition spills the water course, the other end is connected at the gondola water faucet and is held in the palm the gallows top, the buckle is fixed in gondola water faucet and is held in the palm the gallows bottom, the equipartition gondola water faucet holds in the palm rotatable cover and holds in the palm outside gallows and the buckle, the equipartition gondola water faucet holds in the palm and is equipped with the inner ring outlet that a plurality of runs through from inside to outside respectively, the zhonghuan outlet, the inner ring outlet size is less than zhonghuan outlet size, the symmetry is equipped with the V-arrangement water inlet on the lateral wall that the water deflector is relative.
2. The balanced variable flow nozzle for a cross-flow tower of claim 1, wherein: the upper surface that the equipartition gondola water faucet held in the palm is equipped with the water conservancy diversion wall of a plurality of radial extension, is equipped with one respectively in the both sides of water conservancy diversion wall the inner ring outlet and one the zhonghuan outlet forms the outer loop outlet between two adjacent water conservancy diversion walls.
3. The balanced variable flow nozzle for a crossflow tower of claim 2, wherein: the horizontal projection of the flow guide wall is an arc extending outwards along the axis.
4. The balanced variable flow nozzle for a cross-flow tower of claim 3, wherein: the horizontal projection of the flow guide wall is an arc extending along the axis outwards and anticlockwise.
5. The balanced variable flow nozzle for a cross-flow tower of claim 1, 2, 3 or 4, wherein: and a plurality of reinforcing ribs extending axially are symmetrically arranged on the outer wall of the uniformly distributed water sprinkling channels.
6. The balanced variable flow nozzle for the cross-flow tower as claimed in claim 5, wherein: the reinforcing rib close to one side of the sprayer cover is provided with a groove for accommodating the bottom wall of the water sowing plate.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210622876.4A CN115164634A (en) | 2022-06-01 | 2022-06-01 | Balanced variable flow spray head for cross flow tower |
| PCT/CN2022/133495 WO2023231321A1 (en) | 2022-06-01 | 2022-11-22 | Balanced variable flow nozzle for cross flow tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210622876.4A CN115164634A (en) | 2022-06-01 | 2022-06-01 | Balanced variable flow spray head for cross flow tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115164634A true CN115164634A (en) | 2022-10-11 |
Family
ID=83484082
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210622876.4A Pending CN115164634A (en) | 2022-06-01 | 2022-06-01 | Balanced variable flow spray head for cross flow tower |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN115164634A (en) |
| WO (1) | WO2023231321A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023231321A1 (en) * | 2022-06-01 | 2023-12-07 | 新菱空调(佛冈)有限公司 | Balanced variable flow nozzle for cross flow tower |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4320072A (en) * | 1981-02-27 | 1982-03-16 | Ecodyne Corporation | Cooling tower spray nozzle |
| JPH07234094A (en) * | 1994-02-25 | 1995-09-05 | Shinko Pantec Co Ltd | Water dispersion nozzle |
| JP2002107096A (en) * | 2000-09-28 | 2002-04-10 | Ebara Shinwa Ltd | Cooling tower sprinkling apparatus and cooling tower using the same |
| CN201607160U (en) * | 2009-12-08 | 2010-10-13 | 无锡永信能源科技有限公司 | Drenching sprayer of cooling tower |
| CN110411267A (en) * | 2019-08-27 | 2019-11-05 | 新菱空调(佛冈)有限公司 | A kind of crossing current tower float-ball type variable-flow spray head |
| CN212596477U (en) * | 2020-09-07 | 2021-02-26 | 广东览讯科技开发有限公司 | Variable flow nozzle |
| CN111940151A (en) * | 2020-09-07 | 2020-11-17 | 广东览讯科技开发有限公司 | Variable flow nozzle |
| CN217737945U (en) * | 2022-06-01 | 2022-11-04 | 广东新菱空调科技有限公司 | Cross-flow cooling tower of multicast water system |
| CN217738011U (en) * | 2022-06-01 | 2022-11-04 | 新菱空调(佛冈)有限公司 | Balanced variable flow spray head for cross flow tower |
| CN115164634A (en) * | 2022-06-01 | 2022-10-11 | 新菱空调(佛冈)有限公司 | Balanced variable flow spray head for cross flow tower |
| CN115183597A (en) * | 2022-06-01 | 2022-10-14 | 广东新菱空调科技有限公司 | Cross-flow cooling tower of multicast water system |
-
2022
- 2022-06-01 CN CN202210622876.4A patent/CN115164634A/en active Pending
- 2022-11-22 WO PCT/CN2022/133495 patent/WO2023231321A1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023231321A1 (en) * | 2022-06-01 | 2023-12-07 | 新菱空调(佛冈)有限公司 | Balanced variable flow nozzle for cross flow tower |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2023231321A1 (en) | 2023-12-07 |
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