CN221131650U - Wet desulfurization spray set - Google Patents

Abstract

The utility model discloses a wet desulfurization spray device, which belongs to the technical field of wet desulfurization and comprises a desulfurization box, wherein an air inlet component is arranged on one side of the desulfurization box, an exhaust pipe is arranged at the top end of the other side of the desulfurization box, a placing rack is arranged at the bottom end of the other side of the desulfurization box, a water collecting tank is arranged at the top end of the placing rack, a water pump is arranged at the top end of the water collecting tank, and a connecting hose is arranged on the drain pipe of the water pump in a communicating manner. This wet flue gas desulfurization spray set benefits from water pump, catchment box, shower and division board, and the lime water is absorbed from the header tank in the water pump work to spray downwards through the shower, can carry out multiple spraying to waste gas under three shower effect, simultaneously, through the division board of upper and lower alternately setting, make waste gas carry out the desulfurization along the comprehensive contact between the lime water that division board and sprayed, avoid in the waste gas sulphur to follow the waste gas emission to the outside and cause environmental pollution.

Description

Wet desulfurization spray set

Technical Field

The utility model belongs to the technical field of wet desulfurization, and particularly relates to a wet desulfurization spray device.

Background

Desulfurization is a main procedure in the exhaust emission flow of a thermal power plant, namely a lime water main pipeline supported by a support frame is arranged in a desulfurization tower body, a plurality of branch pipelines are connected to the pipeline, and a spray layer formed by a plurality of spray heads is arranged on the branch pipelines or the main pipeline, wherein lime water is sprayed out by the spray heads to react with sulfur and sulfur dioxide in high-temperature exhaust gas so as to prevent the discharged exhaust gas from polluting the environment. In real life, when using wet flue gas desulfurization spray set to carry out waste gas desulfurization, because most wet flue gas desulfurization spray set only carries out one spraying process, spray set can't carry out comprehensive spraying desulfurization to its inside waste gas for still contain few sulphur in the waste gas of discharging, thereby cause the pollution to the environment.

Chinese patent document (application publication No. CN 208526266U) is a spray absorber for wet desulfurization, and it includes base, tower body and overflow pipe, the upper portion welding of base has the tower body, and the inside cover of tower body is equipped with the outlet duct, and the bottom welding of tower body has ventilation pipe and filling tube, and the inner wall welding of tower body has the spacing ring.

It is known that the above cited patent documents have the same problems that when spraying desulfurization is performed, only one spraying process is performed, and the spraying device cannot perform comprehensive spraying desulfurization on the exhaust gas inside the spraying device, so that the discharged exhaust gas still contains a small amount of sulfur, thereby causing environmental pollution.

Disclosure of utility model

The utility model aims to provide a wet desulfurization spray device to solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a wet flue gas desulfurization spray set, includes the desulfurization case, one side of desulfurization case is equipped with the subassembly that admits air, the blast pipe is installed on the top of desulfurization case opposite side, the rack is installed to the bottom of desulfurization case opposite side, the header tank is installed on the top of rack, the water pump is installed on the top of header tank, the drain pipe intercommunication of water pump is equipped with coupling hose, coupling hose's one end intercommunication is equipped with the water catch bowl, the bottom intercommunication of water catch bowl is equipped with three shower that is used for exhaust gas desulfurization, two division boards are installed to the inner wall of desulfurization case.

As the preferred embodiment, the subassembly that admits air is including being used for exhaust gas filtration's screening box, screening box's front intercommunication is equipped with the intake pipe, screening box's top block is equipped with fixed frame, the filter screen is installed to the inner wall of fixed frame.

As the preferred implementation scheme, the supporting leg is all installed to four avris of desulfurization case bottom, four one side of supporting leg is equipped with the collection box that is used for collecting waste water jointly, the bottom fixed connection of collection box and desulfurization case.

As a preferred embodiment, a plurality of through holes are formed in the bottom end of the inner wall of the desulfurization box.

As the preferred implementation scheme, the elastic block is all installed to the both sides of fixed frame, two the outer wall of elastic block respectively the block is equipped with the fixed block, two the one end of fixed block respectively with screening box both sides fixed connection.

As a preferred embodiment, two separation plates are arranged at the upper end and the lower end of the inner wall of the desulfurization tank in a crossing way and are arranged with three spraying pipes at equal intervals.

Compared with the prior art, the utility model has the technical effects and advantages that:

According to the wet desulfurization spray device, the water pump, the water collecting box, the spray pipes and the partition plates are benefited, lime water is sucked from the water collecting box when the water pump works, and sprayed downwards through the spray pipes, so that waste gas can be subjected to multiple spraying under the action of the three spray pipes, and meanwhile, the waste gas is desulfurized along the partition plates and in full contact with the sprayed lime water through the partition plates which are arranged in an up-down crossing way, so that environmental pollution caused by that sulfur in the waste gas is discharged to the outside along with the waste gas is avoided;

Through being equipped with fixed frame, filter screen, elastic block and fixed block, the elastic block is pressed to the separation of fixed block inwards, then upwards takes out fixed frame, can filter before waste gas gets into the desulfurization case through the filter screen, avoids solid particulate matter in the waste gas to cause the shower to block up, simultaneously, this kind of mode still conveniently dismantles fixed frame and washs the filter screen.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a sectional view showing the internal connection structure of the desulfurization tank of the present utility model;

FIG. 3 is a schematic view of an air intake assembly according to the present utility model;

fig. 4 is a schematic view of a connection structure of a fixing frame according to the present utility model.

Reference numerals illustrate:

In the figure: 1. a desulfurization tank; 2. a placing rack; 3. a water collection tank; 4. a water pump; 5. a connecting hose; 6. a water collecting box; 7. a shower pipe; 8. a partition plate; 9. a screening box; 10. an air inlet pipe; 11. an exhaust pipe; 12. a fixed frame; 13. a filter screen; 14. an elastic block; 15. a fixed block; 16. support legs; 17. a collection box; 18. and a through hole.

Detailed Description

In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present utility model. It will be apparent, however, to one skilled in the art that the utility model may be practiced without one or more of these details. In other instances, well-known features have not been described in detail in order to avoid obscuring the utility model.

Unless defined otherwise, all directions, up, down, left, right, front, back, interior, and exterior, etc., referred to herein are relative to the directions, up, down, left, right, front, back, interior, and exterior, etc., in the drawings shown in the present utility model, and are described herein.

The connection mode can adopt the prior modes such as bonding, welding, bolting and the like, and is based on the actual requirement.

This embodiment provides a wet flue gas desulfurization spray set as shown in fig. 1 through 4, including desulfurization case 1, one side of desulfurization case 1 is equipped with the subassembly that admits air, blast pipe 11 is installed on the top of desulfurization case 1 opposite side, rack 2 is installed to the bottom of desulfurization case 1 opposite side, header 3 is installed on the top of rack 2, header 3 holds lime water, get rid of sulfur and sulfur dioxide in the waste gas through lime water, water pump 4 is installed on the top of header 3, the inlet tube of water pump 4 runs through the top of header 3 to header 3 inside, the drain pipe intercommunication of water pump 4 is equipped with coupling hose 5, the one end intercommunication of coupling hose 5 is equipped with water collecting box 6, the bottom intercommunication of water collecting box 6 is equipped with three shower 7 that are used for waste gas desulfurization, a plurality of atomizer is installed to the bottom of shower 7, so not only can fully contact with waste gas, can also save lime water simultaneously, two division boards 8 are installed to the inner wall of desulfurization case 1, a plurality of through-holes 18 are seted up to the bottom of inner wall, two division boards 8 cross arrangement are at the upper and lower both ends of case 1 inner wall, and three and the bottom of division boards 7 and three are equipped with the shower 7 and the bottom of three division boards are equipped with the shower 7 and the exhaust gas can be carried out the exhaust gas and the exhaust gas is fully contact with each other, and the exhaust gas pollution is avoided the exhaust gas is discharged to the exhaust gas and the exhaust gas is discharged the multiple and the exhaust gas is the exhaust-gas pollution to the exhaust.

The water pump 4 is a conventional instrument, the working principle, size and model are irrelevant to the functions of the present utility model, so that the control mode of the present utility model is controlled by a controller, the control circuit of the controller can be realized by simple programming of a person skilled in the art, the supply of power is also common knowledge in the art, and the present utility model is mainly used for protecting mechanical devices, so that the present utility model does not explain the control mode and circuit connection in detail.

This embodiment provides the subassembly that admits air including being used for exhaust gas filterable screening box 9, screening box 9's front intercommunication is equipped with intake pipe 10, screening box 9's top block is equipped with fixed frame 12, filter screen 13 is installed to fixed frame 12's inner wall, can filter between exhaust gas entering desulfurization case 1 through filter screen 13, avoid solid particulate matter in the exhaust gas to cause shower 7 to block up, elastic block 14 is all installed to fixed frame 12's both sides, the outer wall difference block of two elastic block 14 is equipped with fixed block 15, the draw-in hole has been seted up to the inside wall of fixed block 15, elastic block 14 passes through the draw-in hole and is connected with fixed block 15 block, the both sides fixed connection of two fixed block 15 respectively with screening box 9.

The supporting legs 16 are all installed on four sides of the bottom end of the desulfurization box 1, a collecting box 17 for collecting wastewater is arranged on one side of each of the four supporting legs 16, the collecting box 17 is communicated with the inside of the desulfurization box 1 through a through hole 18, a water outlet is formed in the bottom end of the collecting box 17, the top end of the collecting box 17 is fixedly connected with the bottom end of the desulfurization box 1, and one side of each of the two supporting legs 16 is fixedly connected with two ends of one side of the placement frame 2.

Principle of operation

The water pump switch is turned on, the water pump 4 works to absorb lime water from the water collecting tank 3 and discharge the lime water into the water collecting box 6 through the connecting hose 5, finally, spray the lime water to the bottom end inside the desulfurization tank 1 through the spray pipe 7, then, exhaust gas is introduced into the air inlet pipe 10, after the exhaust gas enters the screening box 9, the lime water is filtered through the filter screen 13 and then enters the desulfurization tank 1, the exhaust gas in the desulfurization tank 1 is discharged from the exhaust pipe 11 after three spraying procedures along the partition plate 8, and the desulfurized exhaust gas flows into the collecting box 17 from the through holes 18, so that the exhaust gas can be subjected to multiple spraying, the lime water sprayed and the exhaust gas are subjected to comprehensive contact to desulfurize, the environment pollution caused by the exhaust gas is avoided, after a period of working, the exhaust gas is stopped to be introduced into, the elastic block 14 is pressed inwards until the elastic block 14 is separated from the fixed block 15, then, the fixed block 12 is pulled out upwards, the exhaust gas can be filtered before the exhaust gas enters the desulfurization tank 1, the blockage of the spray pipe 7 caused by solid particles in the exhaust gas is avoided, and meanwhile, the fixed block 12 is convenient to detach and clean the fixed block 12.

It should be noted that relational terms such as one and two are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The term "comprising" an element defined by the term "comprising" does not exclude the presence of other identical elements in a process, method, article or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a wet flue gas desulfurization spray set, includes desulfurization case (1), its characterized in that: one side of desulfurization case (1) is equipped with the subassembly that admits air, blast pipe (11) are installed on the top of desulfurization case (1) opposite side, rack (2) are installed to the bottom of desulfurization case (1) opposite side, header tank (3) are installed on the top of rack (2), water pump (4) are installed on the top of header tank (3), the drain pipe intercommunication of water pump (4) is equipped with coupling hose (5), the one end intercommunication of coupling hose (5) is equipped with water catch bowl (6), the bottom intercommunication of water catch bowl (6) is equipped with three shower (7) that are used for exhaust gas desulfurization, two division boards (8) are installed to the inner wall of desulfurization case (1).

2. A wet desulfurization spray device according to claim 1, characterized in that: the air inlet assembly comprises a screening box (9) for filtering waste gas, an air inlet pipe (10) is arranged on the front side of the screening box (9) in a communicating mode, a fixing frame (12) is arranged on the top end of the screening box (9) in a clamping mode, and a filter screen (13) is arranged on the inner wall of the fixing frame (12).

3. A wet desulfurization spray device according to claim 1, characterized in that: supporting legs (16) are arranged on four side sides of the bottom end of the desulfurization box (1), a collection box (17) for collecting wastewater is arranged on one side of each supporting leg (16), and the top end of the collection box (17) is fixedly connected with the bottom end of the desulfurization box (1).

4. A wet desulfurization spray device according to claim 1, characterized in that: the bottom end of the inner wall of the desulfurization box (1) is provided with a plurality of through holes (18).

5. A wet desulfurization spray device according to claim 2, characterized in that: elastic blocks (14) are arranged on two sides of the fixed frame (12), the outer walls of the two elastic blocks (14) are respectively clamped with fixed blocks (15), and one ends of the two fixed blocks (15) are respectively fixedly connected with two sides of the screening box (9).

6. A wet desulfurization spray device according to claim 1, characterized in that: the two separation plates (8) are arranged at the upper end and the lower end of the inner wall of the desulfurization box (1) in a crossing way, and are arranged with the three spraying pipes (7) at equal intervals.