Fluid spraying device

Abstract

The utility model discloses a fluid spraying device which comprises a desulfurization regeneration tower and a spraying device body arranged in the desulfurization regeneration tower, the spraying device body is arranged in an annular groove in the top of the desulfurization regeneration tower, and an external connecting pipe of the spraying device body is connected with a desulfurization liquid spraying pipe on the upper portion of the desulfurization regeneration tower. The spraying device is provided with a plurality of spray head groups which are arranged in a crossed manner, the spray head groups and the desulfurization regeneration tower are arranged at an angle, the spraying device comprises an annular or horizontal cleaning pipe structure, and the spraying device is fixed in an annular groove in the top of the desulfurization regeneration tower through a steel structure truss; the cleaning device comprises an annular or horizontal cleaning pipe structure, the annular or horizontal cleaning pipe structure is formed by splicing a plurality of cleaning pipes, the splicing positions of the cleaning pipes are connected through bolts, and a plurality of spray head sets which are arranged in a crossed mode are arranged on the circumferential face of the annular or horizontal cleaning pipe structure. And the stability of production operation is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of regenerative tower, specifically relates to a fluid spraying device. BACKGROUND

[0002] The coal gas desulfurization system adopts HPF method for desulfurization, and main equipment is a desulfurization tower and a regenerative tower. The coal gas enters the desulfurization tower, and is contacted with the desulfurization liquid sprayed from the top of the tower in countercurrent to absorb hydrogen sulfide and hydrogen cyanide in the coal gas, and also to absorb ammonia in the coal gas. The desulfurization liquid absorbing hydrogen sulfide in the coal gas flows into a reaction tank from the top of the tower, and then is pumped to the regenerative tower by a desulfurization liquid circulating pump, and at the same time, compressed air is introduced from the bottom to make the desulfurization liquid regenerate in the regenerative tower. After regeneration, the desulfurization liquid flows back to the desulfurization tower for recycling, and the sulfur foam floating on the top of the regenerative tower flows to a foam tank by gravity difference, and is pumped to a sulfur melting kettle by a foam pump to obtain crude sulfur by heating and melting.

[0003] The prior art has the following problems: the sulfur foam floats in the expanded part (annular groove) on the top of the regenerative tower, and the liquid level of the desulfurization liquid and the sulfur foam is controlled by a liquid level regulator, so that the separation of the sulfur foam and the desulfurization liquid is not good when the liquid level is low; and there is a system tension between the sulfur foam and the desulfurization liquid, which is easy to accumulate in the annular groove on the top of the regenerative tower for a long time, and blocks the normal discharge of the sulfur foam.

[0004] In view of the above factors, a fluid spraying device is provided, which can utilize the driving force of a medium running system to realize cleaning and spraying of accumulated matters, so that the accumulated matters are effectively removed. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a fluid spraying device to solve the problems in the background art.

[0006] The utility model aims at providing a fluid spraying device to solve the problems in the background art.

[0007] The spraying device is provided with a plurality of spray head groups arranged in cross, and the spray head groups are arranged at an angle with the desulfurization regenerative tower.

[0008] Further, the spraying device comprises an annular or horizontal cleaning pipe structure, and the spraying device is fixed in the top annular groove of the desulfurization regenerative tower by a steel structure truss.

[0009] Further, the annular or horizontal cleaning pipe structure is formed by splicing a plurality of cleaning pipes, and the splicing positions of the plurality of cleaning pipes are bolted.

[0010] Further, the circumferential surface of the annular or horizontal cleaning pipe structure is provided with a plurality of cross arranged nozzle groups, the nozzle groups are arranged through the annular or horizontal cleaning pipe structure, and the nozzle groups are arranged at an angle with the cleaning pipe;

[0011] Further, the angle between the nozzle group and the annular or horizontal cleaning pipe structure is arranged to be 30-45 degrees.

[0012] Further, an electromagnetic control valve is arranged at the connection between the external pipe of the spraying device and the desulfurization liquid spraying pipe at the upper part of the desulfurization regeneration tower.

[0013] Further, the desulfurization liquid spraying pipes at the upper part of the desulfurization regeneration tower are arranged in parallel, and a jet aerator is arranged on the parallel arranged desulfurization liquid spraying pipes.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The utility model can realize the cleaning and spraying of system accumulation by the driving force of the medium running system, effectively remove the accumulation, and improve the stability of production operation through the improvement of the cleaning device.

[0016] The utility model overcomes the defects that the sulfur foam accumulation causes the poor system discharging, causes the pipeline blockage, and affects the desulfurization efficiency, and the implementation of the device can effectively remove the sulfur foam accumulated in the annular groove at the top of the regeneration tower, reduce the pipeline blockage, and improve the operation efficiency of the desulfurization tower.

[0017] The utility model can be applied to the online cleaning of all towers, is convenient to transform, simple to operate, has certain operability and popularization. ACCURACY

[0018] Figure 1 It is a three-dimensional schematic view of the prior art regeneration tower;

[0019] Figure 2 It is a schematic view of the connection of the regeneration tower and the spraying device of the utility model;

[0020] Figure 3 It is a schematic view of the connection of the regeneration tower and the blower of the utility model;

[0021] Figure 4 It is a partial enlarged schematic view of the utility model; Figure 2

[0022] Figure 5 It is a whole schematic view of the spraying device of the utility model;

[0023] Figure 6 It is a schematic view of the splicing of the nozzle group of the utility model. DETAILED DESCRIPTION​

[0024] The technical solutions in the embodiments of the utility model will be apparently and completely described below in connection with 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 belong to the scope of protection of the utility model.

[0025] In the description of the utility model, it is necessary to explain that the terms "mounting", "connection", "connecting" should be understood in a broad sense unless there are explicit provisions and limitations, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be directly connected, or indirectly connected through intermediate medium. For the ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0026] In the description of the utility model, it is necessary to understand that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore it cannot be understood as a limitation on the utility model.

[0027] As shown in Figures 1-6 A fluid spraying device, comprising a desulfurization regeneration tower 1 and a spraying device 2 arranged in the desulfurization regeneration tower 1, the spraying device 2 is arranged in the top annular groove 3 of the desulfurization regeneration tower 1, the external connecting pipe of the spraying device 2 is connected with the desulfurization liquid spraying pipe 7 at the upper part of the desulfurization regeneration tower 1.

[0028] A plurality of cross-arranged spray head groups 4 are arranged on the spraying device 2, and the spray head groups 4 are arranged at an angle with the desulfurization regeneration tower 1.

[0029] In order to facilitate the effective removal of sulfur foam accumulated in the top annular groove of the regeneration tower in the use state, reduce the pipeline blockage, and improve the operation efficiency of the desulfurization tower, the spraying device 2 comprises an annular or horizontal cleaning pipe structure 5, and the spraying device 2 is fixed in the top annular groove 3 of the desulfurization regeneration tower 1 through a steel structure truss.

[0030] In order to facilitate the dismounting and mounting of the annular or horizontal cleaning pipe structure 5 in the use state, the annular or horizontal cleaning pipe structure 5 is formed by splicing a plurality of cleaning pipes, and the splicing positions of the plurality of cleaning pipes are bolted.

[0031] AsFigures 5-6 As shown, the joint of several cleaning pipes is bolted, wherein the joint of the cleaning pipes is bolted at one end, and the cleaning pipe opposite to the bolted end is movable bolted structure, which is locked and closed by mutual cooperation.

[0032] In order to facilitate the sulfur foam to be effectively sprayed to the tower wall in the use state, and not to be splashed to the top of the regeneration tower due to the pressure, a plurality of cross arranged spray head groups 4 are arranged on the circumferential surface of the annular or horizontal cleaning pipe structure 5, the spray head groups 4 are arranged through the annular or horizontal cleaning pipe structure 5, and the spray head groups 4 are arranged at an angle with the cleaning pipe;

[0033] The angle between the spray head groups 4 and the annular or horizontal cleaning pipe structure 5 is 30-45 degrees.

[0034] When the annular cleaning pipe structure is used, an annular structure (not shown in the annular structure diagram, and the cleaning pipe is in a combined and spliced form) is arranged to be shaped with the top annular groove, and when the horizontal cleaning pipe structure is used, a plurality of groups (the cleaning pipes in each group are in a spliced form) of cleaning pipe structures are fixed in the top annular groove.

[0035] In order to facilitate the use state, the electromagnetic valve is connected with the external PLC controller to control the opening and closing of the electromagnetic valve, and the electromagnetic control valve 6 is arranged at the connection position of the external pipe of the spraying device 2 and the desulfurization liquid spraying pipe on the upper part of the desulfurization regeneration tower 1.

[0036] As shown in the description, the liquid level controller is connected to the middle layer spraying pipe in the desulfurization regeneration tower 1 through the connecting pipeline, and the pipeline pump (not shown in the figure) is arranged on the connecting pipeline. Figures 2-3 The liquid level controller detects the height of the liquid level through the sensor, and then judges and controls according to the set liquid level range, and the liquid level controller is disclosed in the prior art.

[0037] In order to facilitate the use state, the kinetic energy of the desulfurization liquid is used to form high-speed jet liquid, and the cooperation with the blower connected to the desulfurization regeneration tower 1 promotes the desulfurization reaction regeneration, the desulfurization liquid spraying pipe 7 is arranged in parallel on the upper part of the desulfurization regeneration tower 1, and the jet aerator 8 is arranged on the parallel arranged desulfurization liquid spraying pipe.

[0038] It is apparent for a person skilled in the art that the present application is not limited to the details of the above-described exemplary embodiments, but that it can be implemented in other concrete forms without departing from the spirit or the essential characteristics of the present application. Therefore, the embodiments should be considered as exemplary and non-limiting, the scope of the present application being defined by the claims appended hereto rather than by the above description, and all the changes which fall within the meaning and the scope of the equivalent elements of the claims are intended to be embraced therein. Any reference signs in the claims should not be construed as limiting the claims to the figures in which the reference signs are used.

[0039] Furthermore, it should be understood that although the present specification describes exemplary embodiments, not every embodiment contains only one independent technical solution, and the present specification is described in this way only for the sake of clarity, and a person skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that a person skilled in the art can understand.

Claims

1. A fluid spraying device comprising a desulfurization regenerator (1) and a spraying device (2) arranged in the desulfurization regenerator (1), characterized in that: The spraying device (2) is arranged in the top annular groove (3) of the desulfurization regeneration tower (1), and the external connecting pipe of the spraying device (2) is connected with the desulfurization liquid spraying pipe (7) at the upper part of the desulfurization regeneration tower (1). A plurality of spray head groups (4) are arranged on the spraying device (2) and arranged in a cross manner.

2. The fluid spraying device of claim 1, wherein: The spraying device (2) comprises an annular or horizontal cleaning pipe structure (5), and the spraying device (2) is fixed in the top annular groove (3) of the desulfurization regeneration tower (1) through a steel structure truss.

3. The fluid spraying device of claim 2, wherein: The annular or horizontal cleaning pipe structure (5) is formed by splicing a plurality of cleaning pipes, and the splicing positions of the cleaning pipes are bolted.

4. The fluid spraying device of claim 3, wherein: A plurality of spray head groups (4) are arranged on the circumferential surface of the annular or horizontal cleaning pipe structure (5) and arranged in a cross manner, the spray head groups (4) are arranged through the annular or horizontal cleaning pipe structure (5), and the spray head groups (4) are arranged at an angle with the cleaning pipes.

5. The fluid spraying device of claim 4, wherein: The angle between the spray head groups (4) and the annular or horizontal cleaning pipe structure (5) is 30-45 degrees.

6. The fluid spraying device of claim 5, wherein: An electromagnetic control valve (6) is arranged at the connection position between the external connecting pipe of the spraying device (2) and the desulfurization liquid spraying pipe at the upper part of the desulfurization regeneration tower (1).

7. The fluid spraying device of claim 6, wherein: The desulfurization liquid spraying pipes (7) at the upper part of the desulfurization regeneration tower (1) are arranged in parallel, and a jet aerator (8) is arranged on each of the parallel desulfurization liquid spraying pipes.

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