CN212962311U - Liquid separating device of evaporative condenser and evaporative condenser - Google Patents

Abstract

The utility model discloses an evaporative condenser's branch liquid device and evaporative condenser. Divide liquid device include with the water delivery mechanism of water inlet intercommunication and with the branch liquid mechanism of water delivery mechanism intercommunication, divide liquid mechanism to contain a plurality of transverse distribution's branch liquid pipe, every branch liquid pipe that contains a plurality of interval distributions's horizontal extension in the unit, every divide and distribute on the liquid pipe and have a plurality of branch liquid holes. The utility model discloses a divide the liquid device with cooling water outflow to condenser coil on, closely evenly the heat transfer with condenser coil, compact structure, heat exchange efficiency is high.

Description

Liquid separating device of evaporative condenser and evaporative condenser

Technical Field

The utility model relates to a divide liquid device, in particular to evaporative condenser's branch liquid device and evaporative condenser.

Background

The evaporation of part of water is used for taking away the gaseous refrigerant, the heat released in the condensation process, the high-temperature gaseous refrigerant enters the coil pipe from the refrigerant inlet at the upper part of the coil pipe, exchanges heat with the spraying water and the air outside the coil pipe, is gradually condensed into liquid from the gaseous state, and flows out from the refrigerant outlet at the lower part. Cooling water is pumped to a spraying system above the condensing coil by a water pump and sprayed on the outer surface of the condensing coil through a water distributor to form a thin water film; the temperature of the sprayed water and the air rises after absorbing heat, part of water is changed from liquid to gas, a large amount of heat is taken away by latent heat of evaporation, and the rest water falls back to the lower water collecting tank.

In the operation process of the evaporation cooling unit, the cooling water is sprayed downwards through the spraying port, the cooling water is sprayed in a water droplet particle state, in addition, the gravity of the cooling water droplet self and the resistance of the air can be realized, the cooling water droplet is exchanged with the lower condensing coil unevenly, and scattered water droplets can be ejected to the outside environment when the water droplet particles are contacted with the condensing coil, so that partial cooling water is wasted, a moist environment is formed around, the operation and the heat exchange efficiency of the whole unit can be influenced by long-time operation, and the cost of raw materials is reduced and increased.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: the utility model provides a realize that branch liquid device of even minute liquid of cooling water and evaporative condenser who contains device.

The technical scheme is as follows: evaporative condenser's branch liquid device, divide the liquid device include with the water feeding mechanism of water inlet intercommunication and with the branch liquid mechanism of water feeding mechanism intercommunication, divide liquid mechanism to contain a plurality of transverse distribution's branch liquid unit, every divides the liquid pipe that contains a plurality of interval distributions's horizontal extension in the liquid unit, every divide to distribute to have a plurality of minutes liquid holes on the liquid pipe.

In an embodiment of the present invention, the water supply mechanism includes a water supply header pipe communicated with the water inlet, a first water supply pipe communicated with the water supply header pipe, and a plurality of second water supply pipes distributed along an extending direction of the first water supply pipe, each of the second water supply pipes is respectively communicated with the first water supply pipe, and the second water supply pipe is communicated with the liquid separation unit.

In an embodiment of the present invention, a throttle valve is disposed at the water inlet of the water feeding mechanism.

In an embodiment of the present invention, the water supply mechanism includes a water supply header pipe communicated with the water inlet and a first water supply pipe longitudinally extending and a plurality of radially extending second water supply pipes uniformly distributed along a direction of extension of the first water supply pipe, each of the second water supply pipes is respectively communicated with the first water supply pipe, and the second water supply pipe is communicated with the liquid separation unit.

In an embodiment of the present invention, each of the distribution units is distributed in a horizontal direction.

The utility model discloses an embodiment, the water supply mechanism including transversely extend with the water supply house steward that the water inlet communicates, with the first flow pipe of the longitudinal extension of water supply house steward delivery port intercommunication and along the radial extension's of a plurality of second flow pipe of first flow pipe extending direction evenly distributed, every the second flow pipe communicates with first flow pipe, and first flow pipe is located the intermediate position of second flow pipe, every divide liquid pipe in the unit to communicate with corresponding second flow pipe respectively.

An evaporative condenser, including foretell branch liquid device.

The utility model discloses an embodiment, including dividing liquid device and condenser coil, condenser coil includes a plurality of layers of coil pipe unit, every divide the liquid unit to be located every coil pipe unit top that corresponds.

In an embodiment of the present invention, a temperature detector is disposed at an outlet of the condensing coil.

In an embodiment of the present invention, the liquid distribution header pipe is located above the condensation coil pipe.

Has the advantages that: (1) the utility model discloses a divide the liquid device to let cooling water vertically downward with be located its below condenser coil contact, because divide the liquid pipe to be on condenser coil, the area that the water droplet flows downwards in proper order and contact with condenser coil increases, has also reduced the water droplet and has launched the volume to the outside to contact with condenser coil more fully effectively and reach the heat transfer; (2) the utility model is provided with a throttle valve at the water inlet of the water feeding mechanism to adjust the flow velocity of water flow, and the throttle valve is matched with the liquid dividing mechanism, flows out of the condensing coil through the liquid dividing holes uniformly distributed on the liquid dividing pipe, and exchanges heat with the condensing coil closely and uniformly, thereby increasing the heat exchange efficiency; (3) the outlet of the condensing coil of the evaporative condenser is provided with the temperature detector, and the flow of cooling water at the water inlet can be adjusted according to the temperature change of the refrigerant at the outlet, so that the cooling water is reasonably utilized; (4) the utility model discloses this device compact structure, heat exchange efficiency is high, and the preparation installation is nimble convenient, the economizer that the processing cost is low.

Drawings

FIG. 1 is a schematic view of a liquid separation device in example 1;

FIG. 2 is a side view of the liquid-separating device of example 1;

fig. 3 is a schematic structural view of an evaporative condenser of embodiment 2.

Detailed Description

Example 1: as shown in fig. 1, the liquid separating device 1 of the evaporative condenser of the present invention comprises a water feeding mechanism 10 communicated with the water inlet and a liquid separating mechanism 20 communicated with the water feeding mechanism 10, and the liquid separating device 1 is provided with a liquid separating mechanism 20. In fig. 1, the X-axis direction is the horizontal direction, the Y-axis direction is the vertical direction, and the Z-axis direction is the radial direction.

The water supply mechanism 10 includes a water supply main 101 communicated with the water inlet, a first water supply pipe 102 communicated with the water supply main 101, and a plurality of second water supply pipes 103 distributed along the extending direction of the first water supply pipe 102, each second water supply pipe 103 is respectively communicated with the first water supply pipe 102, the second water supply pipes 103 are communicated with the liquid separating mechanism 200, a throttle valve 100 is arranged at the water inlet of the water supply mechanism 10, and in this embodiment, the throttle valve 100 is arranged at the water inlet of the water supply main 101.

The cooling water enters the water supply header 101 through the throttle valve 100, flows into the first water supply pipe 102 again, flows downward layer by layer through the second water supply pipe 103 by the first water supply pipe 102, and is further sent to the liquid separation mechanism 20.

In order to better achieve uniform water supply, in an alternative embodiment, the water supply manifold of the water supply mechanism 10 extends in a transverse direction, the inlet of the first water supply pipe 102 communicates with the outlet of the water supply manifold 101, the first water supply pipe 102 extends in a longitudinal direction, the second water supply pipe 103 communicates with the first water supply pipe 102, the second water feeding pipes 103 are used for feeding cooling water of the first water feeding header pipe 102 into the second water feeding pipes 103, a plurality of second water feeding pipes 103 extend along the radial direction, the distance between every two adjacent second water feeding pipes 103 is the same as that between every two layers of coil units 300 of the condensing coil 2, the longitudinal distance between every two adjacent second water feeding pipes 103 is the same and is uniformly distributed, and the first water feeding pipe 102 is positioned in the middle of the second water feeding pipe 103, that is, the first water supply header pipe 102 is installed at the longitudinal middle line of the second water supply header pipe, and each second water supply pipe 103 corresponds to each dispensing unit 200 in the dispensing mechanism 20. In a specific application of the structure, the first water supply pipe 102 and the second water supply pipe can adopt steel pipes with the diameter DN 10.

The liquid separating mechanism 20 in this embodiment includes a plurality of liquid separating units 200 distributed laterally, that is, each liquid separating unit 200 is distributed along the direction from top to bottom of the condensing coil 2, and the liquid separating units 200 are distributed in layers (the layers in this embodiment refer to being parallel to the plane formed by the X-Z axis plane).

Each liquid separation unit 200 corresponds to a coil unit 300 in the condensing coil 2, the adjacent coil units 300 are connected in an end-to-end manner to form the condensing coil, and each coil unit 300 comprises a plurality of coils 301. Each liquid distribution unit 200 comprises a plurality of transversely extending liquid distribution pipes 201 which are distributed at intervals, and a plurality of liquid distribution holes 202 are distributed on each liquid distribution pipe 201.

In concrete application, divide liquid pipe 201 to adopt and divide liquid steel pipe, one end and second water pipe 103 to be connected, the other end is sealed, divide the interval of a plurality of minute liquid hole 202 of seting up on the liquid pipe 201 diapire to be 10 ~ 20mm, divide the liquid hole 202 of seting up on the liquid steel pipe under (the diapire) this with the diameter for phi 6 aperture, from dividing the cooling water that liquid hole 202 flows to the condensing coil on, reach the purpose of high-efficient heat transfer.

Example 2: as shown in fig. 3, the evaporative condenser of the present invention includes the liquid separating device 1 and the condensing coil 2 of embodiment 1, the water collecting tray 3 is arranged below the condensing coil 2, and the fan 4 is arranged above the condensing coil 2. The liquid separating unit 200 of the liquid separating device 1 is positioned right above the coil unit 300 of each layer in the condensing coil 2, the liquid separating pipes 201 in each liquid separating unit 200 correspond to each coil 301 in the coil unit 300 one by one, and are positioned right above the coils 301, and a temperature detector 400 is arranged at the outlet of the condensing coil 2.

In an optional embodiment, the water feeding header pipe 101 is located above the condensing coil 2 and extends along a transverse direction, the water feeding direction is the same as the direction in which the refrigerant enters the condensing coil 2, the first water feeding pipe 102 and the second water feeding pipe 103 are equally distributed on one side of the condensing coil 2, the liquid separating units 200 distributed in a layered manner correspond to the coil units 300, the length of the liquid separating pipe 201 can be determined according to the length of a single pipe of the condensing coil 2, the liquid separating steel pipes and the condensing coil are assembled in a one-to-one correspondence manner in the vertical direction, and the liquid separating holes 202 in the liquid separating pipe 201 evenly distribute the cooling water on the condensing coil 2. A temperature detector 400 is additionally arranged at a refrigerant outlet (the outlet of the condensing coil 2), and the flow of cooling water at a water inlet can be adjusted according to the temperature change of the refrigerant at the outlet, so that the cooling water is reasonably utilized.

Claims (9)

1. The utility model provides an evaporative condenser's minute liquid device, its characterized in that, divide liquid device (1) including with the water inlet intercommunication send water mechanism (10) and with divide liquid mechanism (20) of sending water mechanism (10) intercommunication, divide liquid mechanism (20) to contain a plurality of transverse distribution's minute liquid unit (200), every divides liquid unit (200) to include a plurality of interval distribution's transversely extending branch liquid pipe (201), every it has a plurality of minute liquid holes (202) to distribute on liquid pipe (201).

2. The device for separating liquid of an evaporative condenser according to claim 1, wherein the water supply mechanism (10) comprises a water supply header pipe (101) communicated with the water inlet, a first water supply pipe (102) communicated with the water supply header pipe (101), and a plurality of second water supply pipes (103) distributed along the extending direction of the first water supply pipe (102), each second water supply pipe (103) is respectively communicated with the first water supply pipe (102), and the second water supply pipes (103) are communicated with the liquid separating unit (200).

3. The device for separating liquid of an evaporative condenser as claimed in claim 2, wherein a throttle valve (100) is arranged at the water inlet of the water supply mechanism (10).

4. The liquid separating device of the evaporative condenser as recited in claim 1, wherein the water supply mechanism (10) comprises a water supply header pipe (101) communicated with the water inlet, a first water supply pipe (102) which is communicated with the water supply header pipe (101) and extends longitudinally, and a plurality of second water supply pipes (103) which are distributed radially and evenly along the extending direction of the first water supply pipe (102), each second water supply pipe (103) is communicated with the first water supply pipe (102), and the second water supply pipes (103) are communicated with the liquid separating unit (200).

5. A liquid separating device for an evaporative condenser according to claim 1, wherein the water supply mechanism (10) comprises a transversely extending water supply header pipe (101) communicated with the water inlet, a longitudinally extending first water supply pipe (102) communicated with the water outlet of the water supply header pipe (101), and a plurality of radially extending second water supply pipes (103) uniformly distributed along the extending direction of the first water supply pipe (102), each second water supply pipe (103) is communicated with the first water supply pipe (102), the first water supply pipe (102) is positioned at the middle position of the second water supply pipe (103), and the liquid separating pipes (201) in each liquid separating unit (200) are respectively communicated with the corresponding second water supply pipes (103).

6. Evaporative condenser, characterized by the fact that it comprises a device (1) for dispensing liquids according to any of claims 1 to 5.

7. The evaporative condenser as recited in claim 6, comprising a liquid separating device (1) and a condensing coil (2), wherein the condensing coil (2) comprises a plurality of layers of coil units (300), and each liquid separating unit (200) is located above each corresponding coil unit (300).

8. Evaporative condenser, according to claim 7, characterized by the fact that the outlet of the condensation coil (2) is provided with a temperature detector (400).

9. An evaporative condenser, as claimed in claim 8, characterised in that the water delivery manifold (101) is located above the condenser coil (2).

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