Multi-angle high-flow spray desuperheater device

Abstract

The utility model discloses a multi-angle mass flow spray desuperheater device, including device body, device body includes pipe body, flange seat, atomization device and pipeline device, the flange seat is provided five groups and is installed in the top of pipe body in symmetry, atomization device is installed in the flange seat, and the bottom is located in the pipe body, and the pipeline device is located in the pipe body. The pipeline device is mounted at the tops of the five groups of flange seats; the atomizing device comprises a flow guide pipe, a filter plate and an atomizing nozzle, the filter plate is of a circular structure and is mounted at the top of the flow guide pipe, a plurality of groups of filter holes which are annularly distributed at equal intervals are formed in the top of the filter plate, the filter holes are of circular structures, and the atomizing nozzle is mounted at the bottom of the flow guide pipe; a plurality of groups of flow guide grooves which are annularly distributed at equal intervals are formed in the surface of the flow guide plate, and the flow guide pipe is of an elliptical structure. According to the device, the mixing uniformity of atomized steam and high-temperature steam can be optimized, the atomization time is shortened, and the atomization effect is enhanced.

Description

TECHNICAL FIELD

[0001] The utility model relates to water spray desuperheater technical field, concretely is a kind of multi-angle large flow water spray desuperheater device. BACKGROUND

[0002] In the industrial field of our country, high-temperature and high-pressure steam generated by power boiler is a kind of high-grade heat source, which plays a crucial role in industrial equipment operation and energy conversion. In the regulation of high-temperature and high-pressure steam temperature and pressure, there is a small and precise device: water spray desuperheater. Its main function is to regulate the temperature of steam between superheaters to meet the requirements of subsequent devices for main steam temperature.

[0003] The existing water spray desuperheater has the following defects:

[0004] 1. The existing water spray desuperheater has poor atomization effect, long cold and hot influence area, large steam resistance drop, narrow load adaptation range and other problems, which causes damage to the quality of main steam and the service life of water spray desuperheater shell.

[0005] 2. The spray head of the existing water spray desuperheater atomizes unevenly, affecting the atomization effect.

[0006] Therefore, a solution is needed. INVENTION CONTENTS

[0007] (I) Technical problem solved

[0008] In view of the deficiencies of the prior art, the utility model provides a multi-angle large flow water spray desuperheater device to solve the problems raised in the background technology.

[0009] (II) Technical scheme

[0010] To achieve the above purpose, the utility model is implemented by the following technical scheme: a multi-angle large flow water spray desuperheater device, comprising a device body, the device body comprising a pipe body, a flange seat, an atomization device and a pipeline device, the flange seat is provided with five groups, and is installed in symmetrical manner on the top of the pipe body, the atomization device is installed in the flange seat, and the bottom is located in the pipe body, the pipeline device is installed on the top of the five groups of flange seats; the atomization device comprises a flow guide pipe, a filter plate and an atomization nozzle, the filter plate is in circular shape structure and is installed on the top of the flow guide pipe, the filter plate top is provided with a plurality of groups of ring-shaped equidistant distribution filter holes, the filter hole is in circular shape structure, the atomization nozzle is installed at the bottom of the flow guide pipe, one end of the atomization nozzle is provided with a flow guide plate, a plurality of groups of ring-shaped equidistant distribution flow guide grooves are formed on the surface of the flow guide plate, and the flow guide pipe is in elliptical shape structure.

[0011] Preferably, the pipe body comprises an outer sleeve and an inner sleeve, the inner sleeve is installed inside the outer sleeve, the outer sleeve and the inner sleeve are provided with a steam inlet at the left end, and the outer sleeve and the inner sleeve are provided with a steam outlet at the right end.

[0012] Preferably, the pipeline device comprises a first pipeline, a second pipeline, a third pipeline, a fourth pipeline, a fifth pipeline, a first connecting pipe and a second connecting pipe, the first pipeline, the second pipeline, the third pipeline, the fourth pipeline and the fifth pipeline are distributed in a transverse equidistant manner, the first pipeline is connected with the second pipeline through the first connecting pipe, the first connecting pipe is provided with a water inlet pipe, the second pipeline is connected with the third pipeline through the second connecting pipe, the third pipeline is connected with the fourth pipeline through the second connecting pipe, the fourth pipeline is connected with the fifth pipeline through the second connecting pipe, and the second connecting pipe is provided with a valve.

[0013] Preferably, the first pipeline, the second pipeline, the third pipeline, the fourth pipeline and the fifth pipeline all have a concave structure, and the first pipeline, the second pipeline, the third pipeline, the fourth pipeline and the fifth pipeline are all provided with connecting flanges at both ends of the bottom.

[0014] (Three) beneficial effects

[0015] The utility model provides a multi -angle large flow water spray desuperheater device. Have following beneficial effect:

[0016] A multi -angle large flow water spray desuperheater device in the scheme carries out fluidization design to the whole nozzle, the flow guide pipe adopts the elliptical streamline structure, the windward surface of the spray head adopts the chamfered groove structure, reduces the resistance of the atomizer guide pipe and the spray head in the pipeline. The nozzle is arranged in multiple angles, which further optimizes the uniformity of mixed atomized steam and high-temperature steam, and the atomization angle of the spray head is designed in a wide range, which can reach 165° at most, that is, the steam flow direction and the water injection direction of atomization are 82.5°, and the main purpose is to shorten the atomization time and enhance the atomization effect. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the whole structure schematic view of the utility model;

[0018] Figure 2 It is the whole side structure schematic view of the utility model;

[0019] Figure 3 It is the structure schematic view of the atomization device of the utility model;

[0020] Figure 4 It is the structure schematic view of the filter plate of the utility model

[0021] Figure 5 It is the structure schematic view of the flow guide pipe of the utility model

[0022] Figure 6 The utility model discloses a structure diagram of guide plate.

[0023] In the figure, 1, device body, 2, pipe body, 3, flange seat, 4, atomization device, 5, pipeline device, 6, guide pipe, 7, filter plate, 8, atomization nozzle, 9, guide plate, 10, guide groove, 11, filter hole, 12, outer sleeve, 13, inner sleeve, 14, steam inlet, 15, steam outlet, 16, first pipeline, 17, second pipeline, 18, third pipeline, 19, fourth pipeline, 20, fifth pipeline, 21, first connecting pipe, 22, water inlet pipe, 23, second connecting pipe, 24, valve, 25, connecting flange. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all the other embodiments obtained by the ordinary skilled in the art without creative labor fall within the protection scope of the utility model.

[0025] Please refer to Figures 1-6 The utility model embodiment provides a technical scheme:

[0026] Embodiment 1

[0027] For the above-mentioned problem 1 to be solved: the existing water spray desuperheater has some problems such as poor atomization effect, long cold and hot influence area, large steam resistance drop, narrow load adaptation range and the like, which causes damage to the quality of main steam, the service life of water spray desuperheater shell and the like.

[0028] The solution is as follows: a multi-angle large-flow water spray desuperheater device, comprising a device body 1, the device body 1 comprising a pipe body 2, a flange seat 3, an atomizing device 4 and a pipeline device 5, the flange seat 3 is provided with five groups, and is installed in a symmetrical manner on the top of the pipe body 2, the atomizing device 4 is installed in the flange seat 3, and the bottom is located in the pipe body 2, the pipeline device 5 is installed on the top of the five groups of flange seats 3; the atomizing device 4 comprises a flow guide pipe 6, a filter plate 7 and an atomizing nozzle 8, the filter plate 7 is in a circular shape structure and is installed on the top of the flow guide pipe 6, a plurality of groups of filter holes 11 are arranged in a ring-shaped equidistant manner on the top of the filter plate 7, the filter holes 11 are in a circular shape structure, the atomizing nozzle 8 is installed at the bottom of the flow guide pipe 6, one end of the atomizing nozzle 8 is provided with a flow guide plate 9, a plurality of groups of flow guide grooves 10 are arranged in a ring-shaped equidistant manner on the surface of the flow guide plate 9, the flow guide pipe 6 is in an elliptical shape structure, when atomizing, water is filtered through the filter plate 7, then enters the flow guide pipe 6 through the filter holes 11, then the flow guide pipe 6 delivers water to the atomizing nozzle 9, and the atomizing nozzle 9 can spray the atomized water into the inner sleeve 13, the streamline design of the flow guide pipe 6 is one of the main measures to reduce the main steam pressure loss, when the high-temperature steam encounters the flow guide pipe 6, it is evenly dispersed to the backflow area on both sides, through the streamline extension design of the flow guide pipe in the backflow area, the influence range of the steam turbulence in the backflow area is reduced, and the resistance drop generated by the steam in the backflow area is reduced, and different ellipticity of the flow guide can be designed according to different steam flow rates.

[0029] The pipe body 2 comprises an outer sleeve 12 and an inner sleeve 13, the inner sleeve 13 is installed on the inner side of the outer sleeve 12, the left end of the outer sleeve 12 and the inner sleeve 13 is provided with a steam inlet 14, and the right end of the outer sleeve 12 and the inner sleeve 13 is provided with a steam outlet 15, the outer sleeve 12 can protect the inner sleeve 13, and the two sleeves can improve the firmness of the structure of the whole pipe body 2.

[0030] The first pipeline 16, the second pipeline 17, the third pipeline 18, the fourth pipeline 19 and the fifth pipeline 20 are all in a concave shape structure, and the first pipeline 16, the second pipeline 17, the third pipeline 18, the fourth pipeline 19 and the fifth pipeline 20 are all provided with a connecting flange 25 at both ends of the bottom, and the connecting flange 25 at the bottom of the first pipeline 16, the second pipeline 17, the third pipeline 18, the fourth pipeline 19 and the fifth pipeline 20 is connected with the five groups of flange seats 3 on the pipe body 2, so as to connect the pipeline device 5 and the pipe body 2.

[0031] Example 2

[0032] For the above-mentioned problem 2 to be solved: the existing water spray desuperheater nozzle atomization is uneven, which affects the atomization effect.

[0033] The solution is as follows: the pipeline device 5 comprises a first pipeline 16, a second pipeline 17, a third pipeline 18, a fourth pipeline 19, a fifth pipeline 20, a first connecting pipeline 21 and a second connecting pipeline 23, the first pipeline 16, the second pipeline 17, the third pipeline 18, the fourth pipeline 19 and the fifth pipeline 20 are distributed in a transverse equidistant manner, the first pipeline 16 is connected with the second pipeline 17 through the first connecting pipeline 21, the first connecting pipeline 21 is provided with a water inlet pipe 22, the second pipeline 17 is connected with the third pipeline 18 through the second connecting pipeline 23, the third pipeline 18 is connected with the fourth pipeline 19 through the second connecting pipeline 23, the fourth pipeline 19 is connected with the fifth pipeline 20 through the second connecting pipeline 23, the second connecting pipeline 23 is provided with a valve 24, water enters the first pipeline 16, the second pipeline 17, the third pipeline 18, the fourth pipeline 19 and the fifth pipeline 20 through the water inlet pipe 22, and then is sent to the atomization device 4 for atomization, the number of the spray heads can be controlled by controlling the valve 24 on the second connecting pipeline 23, and the first pipeline 16, the second pipeline 17, the third pipeline 18, the fourth pipeline 19 and the fifth pipeline 20 are arranged at different positions of the pipe body 2, so that the uniformity of atomization can be improved.

[0034] Working principle: when working, water enters the first pipeline 16, the second pipeline 17, the third pipeline 18, the fourth pipeline 19 and the fifth pipeline 20 through the water inlet pipe 22, and then is sent to the atomization device 4 for atomization, the number of the spray heads can be controlled by controlling the valve 24 on the second connecting pipeline 23, and the first pipeline 16, the second pipeline 17, the third pipeline 18, the fourth pipeline 19 and the fifth pipeline 20 are arranged at different positions of the pipe body 2, so that the uniformity of atomization can be improved, water is filtered through the filter plate 7, and then enters the flow guide pipe 6 through the filter hole 11, then the flow guide pipe 6 sends the water to the atomization spray head 9, the atomization spray head 9 can spray the atomized water into the inner sleeve pipe 13, the streamlined design of the flow guide pipe 6 is one of the main measures to reduce the main steam pressure loss, when the high-temperature steam meets the flow guide pipe 6, the steam is uniformly dispersed to the backflow area on both sides, through the streamline extension design of the flow guide pipe in the backflow area, the influence range of the steam turbulence in the backflow area is reduced, the resistance drop of the steam in the backflow area is reduced, and different ellipticity of the flow guide can be designed according to different steam flow rates.

[0035] The utility model discloses 1, device body, 2, pipe body, 3, flange seat, 4, atomization device, 5, pipeline device, 6, flow guide pipe, 7, filter plate, 8, atomization spray head, 9, flow guide plate, 10, flow guide groove, 11, filter hole, 12, outer sleeve, 13, inner sleeve, 14, steam import, 15, steam export, 16, first pipeline, 17, second pipeline, 18, third pipeline, 19, fourth pipeline, 20, fifth pipeline, 21, first connecting pipe, 22, water inlet pipe, 23, second connecting pipe, 24, valve, 25, connecting flange, and the component is all general standard spare or the component that the person skilled in the art knows, and its structure and principle are all that the person skilled in the art can know through technical manual or know through conventional experimental method, the problem that the utility model solves is that the existing engine group can produce vibration when using, when vibration amplitude is too big, can influence engine normal work, and too big vibration can also lead to engine shift, output unstable, damage occurs, thereby the problem of inconvenient for staff to use, the utility model can optimize the uniformity of atomization steam and high temperature steam mixture through the mutual combination of above -mentioned components, and shorten atomization time, enhance atomization effect.

[0036] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model, for those skilled in the art, obviously the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0037] In addition, it should be understood that, although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A multi-angle, high-flow-rate water spray desuperheater device, characterized in that: The device includes a main body (1), which includes a pipe (2), a flange seat (3), an atomizing device (4), and a pipeline device (5). The flange seat (3) is provided in five sets and is installed symmetrically on the top of the pipe (2). The atomizing device (4) is installed inside the flange seat (3) and its bottom is located inside the pipe (2). The pipeline device (5) is installed on the top of the five sets of flange seats (3). The atomizing device (4) includes a guide tube (6), a filter plate (7), and an atomizing nozzle (8). The filter plate (7) has a circular structure and is installed on the top of the guide tube (6). The top of the filter plate (7) is provided with a number of filter holes (11) distributed in a ring-shaped equidistant manner. The filter holes (11) have a circular structure. The atomizing nozzle (8) is installed at the bottom of the guide tube (6). One end of the atomizing nozzle (8) is provided with a guide plate (9). The surface of the guide plate (9) is provided with a number of guide grooves (10) distributed in a ring-shaped equidistant manner. The guide tube (6) has an elliptical structure.

2. The multi-angle high-flow-rate water spray desuperheater device according to claim 1, characterized in that: The pipe body (2) includes an outer sleeve (12) and an inner sleeve (13). The inner sleeve (13) is installed inside the outer sleeve (12). The left end of the outer sleeve (12) and the inner sleeve (13) is provided with a steam inlet (14), and the right end of the outer sleeve (12) and the inner sleeve (13) is provided with a steam outlet (15).

3. The multi-angle, high-flow-rate water spray desuperheater device according to claim 1, characterized in that: The pipeline device (5) includes a first pipeline (16), a second pipeline (17), a third pipeline (18), a fourth pipeline (19), a fifth pipeline (20), a first connecting pipe (21), and a second connecting pipe (23). The first pipeline (16), the second pipeline (17), the third pipeline (18), the fourth pipeline (19), and the fifth pipeline (20) are distributed in a horizontally equidistant manner. The first pipeline (16) is connected to the second pipeline (17) through the first connecting pipe (21). The first connecting pipe (21) is provided with a water inlet pipe (22). The second pipeline (17) is connected to the third pipeline (18) through the second connecting pipe (23). The third pipeline (18) is connected to the fourth pipeline (19) through the second connecting pipe (23). The fourth pipeline (19) is connected to the fifth pipeline (20) through the second connecting pipe (23). A valve (24) is installed inside the second connecting pipe (23).

4. The multi-angle, high-flow-rate water spray desuperheater device according to claim 3, characterized in that: The first pipe (16), the second pipe (17), the third pipe (18), the fourth pipe (19) and the fifth pipe (20) are all U-shaped structures, and the bottom ends of the first pipe (16), the second pipe (17), the third pipe (18), the fourth pipe (19) and the fifth pipe (20) are all provided with connecting flanges (25).

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