Flue gas desulfurization device for incinerator

Abstract

The utility model relates to the technical field of flue gas desulfurization, and discloses a flue gas desulfurization device for an incinerator, which comprises a box body, a desulfurization cavity is formed in the box body, an air inlet component is arranged in the desulfurization cavity and used for sucking flue gas generated by an incinerator into the desulfurization cavity, a placing component is arranged in the desulfurization cavity, an inner cavity is formed in the box body, a feeding component is arranged in the inner cavity, an exhaust pipe connected with the desulfurization cavity is installed at the bottom end of the box body, and an exhaust pipe connected with the exhaust pipe is installed at the bottom end of the box body. The exhaust pipe is connected with the hot water component; according to the flue gas desulfurization device, flue gas generated by an incinerator is sucked into the desulfurization cavity through the arranged gas inlet component, sulfur oxides in the flue gas are purified through limestone on the placing component, the purified flue gas enters the hot water component, water is heated through heat in the flue gas, recycling of the heat in the flue gas is achieved, and the flue gas desulfurization device has the advantages of being energy-saving and environment-friendly. Limestone can be cleaned through the containing component, in addition, the containing component can be supplemented with the limestone through the feeding component, and the replacement process is convenient and rapid.

Description

Technical Field

[0001] The utility model relates to the technical field of flue gas desulfurization, in particular to a flue gas desulfurization device for an incinerator. Background Art

[0002] Incinerators are a type of harmless treatment equipment commonly used in the harmless treatment of medical, domestic waste and animals. When the incinerator burns garbage, some of the flue gas produced by the burning of garbage contains sulfur oxides. The flue gas needs to be desulfurized when it is discharged, and a desulfurization device is required for the desulfurization work.

[0003] In the prior art, a flue gas desulfurization device for an incinerator (CN219922556U) is designed with a first desulfurization box, and the first desulfurization box is filled with limestone particles. When the flue gas enters the first desulfurization box, it will react with the limestone particles for the first time. The flue gas after the reaction is transported to the alkaline solution inside the second desulfurization box through a coil. The remaining sulfur oxides in the flue gas continue to react with the alkaline solution. After two desulfurization operations, the flue gas desulfurization effect is improved; however, in the prior art, as the limestone continues to react with the sulfur oxides in the flue gas, the desulfurization effect of the limestone on the flue gas will gradually weaken, and the prior art is not convenient for replacing and replenishing the limestone.

[0004] Therefore, those skilled in the art have proposed a flue gas desulfurization device for an incinerator to solve the problems raised in the above background. Utility Model Content

[0005] The utility model aims to provide a flue gas desulfurization device for an incinerator to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A flue gas desulfurization device for an incinerator comprises a box body; a desulfurization chamber is provided in the box body; an air intake component is provided in the desulfurization chamber for sucking the flue gas generated by the incinerator into the desulfurization chamber; a placement component is provided in the desulfurization chamber for placing limestone; an inner cavity is provided in the box body; a feeding component is provided in the inner cavity for adding limestone; an exhaust pipe connected to the desulfurization chamber is installed at the bottom end of the box body; the exhaust pipe is connected to a hot water component, and the heat of the flue gas is used to heat water.

[0008] As a further solution of the utility model: the spray component includes a spray rack installed in the desulfurization chamber, the spray rack is connected to a fan installed on the box body through an air inlet pipe, and the fan is fixedly connected to the air intake pipe.

[0009] As a further solution of the utility model: the placing component includes a rotating seat installed on the inner wall of the desulfurization chamber, the rotating seat is hinged to a support plate, the support plate is a mesh structure, and an arc plate that fits the inner wall of the desulfurization chamber is installed at one end of the support plate away from the rotating seat, one end of the first cylinder is hinged to the inner wall of the desulfurization chamber, the other end of the first cylinder is hinged to the support plate, and an upper limit block and a lower limit block are installed on the inner wall of the desulfurization chamber.

[0010] As a further solution of the utility model: a material collecting cavity is provided at the bottom of the box body, and a material discharge pipe is provided between the material collecting cavity and the desulfurization cavity.

[0011] As a further solution of the utility model: the feeding component includes a feeding box slidably connected to the inner cavity, a second cylinder connected to the feeding box is installed at the bottom of the inner cavity, a feeding port is opened at the bottom of the feeding box, and a connecting port is opened between the inner cavity and the desulfurization chamber.

[0012] As a further solution of the utility model: the hot water component includes a water tank installed on one side of the box body, and one end of the exhaust pipe that penetrates into the water tank is installed with a bent pipe that passes through the water tank.

[0013] Compared with the prior art, the utility model has the following beneficial effects: the utility model is applicable to a flue gas desulfurization device for an incinerator, and the flue gas generated by the incinerator is sucked into the desulfurization chamber through the arranged air intake component, and the sulfur oxides in the flue gas are purified by the limestone on the placement component, and the purified flue gas enters the hot water component, and the water is heated by the heat in the flue gas, thereby realizing the recovery and utilization of the heat in the flue gas, wherein the limestone can be cleaned by the placement component, and the limestone can be supplemented to the placement component by the feeding component, and the replacement process is convenient and fast.

[0014] Based on the detailed description of the specific embodiments of the present application in combination with the accompanying drawings below, those skilled in the art will become more aware of the above and other purposes, advantages and features of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 The present invention is a schematic diagram of the structure of a flue gas desulfurization device for an incinerator.

[0016] Figure 2 The present invention is a schematic diagram of the structure of a feeding component in a flue gas desulfurization device for an incinerator.

[0017] Figure 3 The present invention is a schematic diagram of the structure of a feed box in a flue gas desulfurization device for an incinerator.

[0018] In the figure: 1. box body; 2. desulfurization chamber; 3. air inlet pipe; 4. spray rack; 5. fan; 6. air intake pipe; 7. rotating seat; 8. support plate; 9. first cylinder; 10. arc plate; 11. discharge pipe; 12. upper limit block; 13. lower limit block; 14. collecting chamber; 15. exhaust pipe; 16. water tank; 17. bent pipe; 18. inner cavity; 19. second cylinder; 20. feed box; 21. feed port; 22. connecting port. DETAILED DESCRIPTION

[0019] It should be noted that, in the absence of conflict, the embodiments and features of the embodiments of the present invention can be combined with each other. The present invention will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0020] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0021] It should be noted that the terms "first", "second", etc. in the specification and claims of the present invention and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the terms used in this way can be interchanged where appropriate, so as to describe the embodiments of the present invention described herein. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0022] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0023] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0024] See also Figure 1-Figure 3A flue gas desulfurization device for an incinerator comprises a housing 1; a desulfurization chamber 2 is provided in the housing 1; an air intake component is provided in the desulfurization chamber 2 for sucking the flue gas generated by the incinerator into the desulfurization chamber 2; a placement component is provided in the desulfurization chamber 2 for placing limestone; an inner cavity 18 is provided in the housing 1; a feeding component is provided in the inner cavity 18 for adding limestone; an exhaust pipe 15 connected to the desulfurization chamber 2 is installed at the bottom end of the housing 1; the exhaust pipe 15 is connected to the hot water component, and the heat of the flue gas is used to heat the water.

[0025] The flue gas generated by the incinerator is sucked into the desulfurization chamber 2 through the arranged air intake component, and the sulfur oxides in the flue gas are purified by the limestone on the placement component. The purified flue gas enters the hot water component, and the water is heated by the heat in the flue gas, so that the heat in the flue gas is recovered and utilized. The limestone can be cleaned by the placement component, and the limestone can be supplemented to the placement component by the feeding component. The replacement process is convenient and fast.

[0026] In one case of this embodiment, the spray component includes a spray rack 4 installed in the desulfurization chamber 2, the spray rack 4 is connected to a fan 5 installed on the box body 1 through an air inlet pipe 3, and the fan 5 is fixedly connected to an air intake pipe 6.

[0027] In one case of this embodiment, the placing component includes a rotating seat 7 installed on the inner wall of the desulfurization chamber 2, the rotating seat 7 is hinged to a support plate 8, the support plate 8 is a mesh structure, and an arc plate 10 that fits the inner wall of the desulfurization chamber 2 is installed at one end of the support plate 8 away from the rotating seat 7, one end of the first cylinder 9 is hinged to the inner wall of the desulfurization chamber 2, and the other end of the first cylinder 9 is hinged to the support plate 8, and an upper limit block 12 and a lower limit block 13 are installed on the inner wall of the desulfurization chamber 2.

[0028] In one case of this embodiment, a material collecting chamber 14 is provided at the bottom of the box body 1 , and a material discharge pipe 11 is provided between the material collecting chamber 14 and the desulfurization chamber 2 .

[0029] In one case of this embodiment, the feeding component includes a feeding box 20 slidably connected to the inner cavity 18, a second cylinder 19 connected to the feeding box 20 is installed at the bottom of the inner cavity 18, a feeding port 21 is opened at the bottom of the feeding box 20, and a connecting port 22 is opened between the inner cavity 18 and the desulfurization chamber 2.

[0030] In one case of this embodiment, the hot water component includes a water tank 16 installed on one side of the housing 1 , and one end of the exhaust pipe 15 that penetrates into the water tank 16 is installed with a bent pipe 17 that penetrates out of the water tank 16 .

[0031] The working principle of the utility model is as follows: when in use, the fan 5 is started, the smoke generated by the incinerator is extracted through the suction pipe 6, and the smoke is transported to the spray rack 4 through the air inlet pipe 3, and the spray rack 4 sprays the smoke onto the limestone on the support plate 8, and the sulfur oxides in the smoke are purified by the limestone, and the purified smoke is discharged from the exhaust pipe 15, and the discharged smoke will enter the curved pipe 17 in the water tank 16, and the water in the water tank 16 is heated by the waste heat of the smoke, thereby realizing the recovery of the waste heat of the smoke, and when it is necessary to replace the limestone on the support plate 8, the first cylinder 9 is started, the first cylinder 9 is contracted, and the support plate 8 is driven to rotate around the rotating seat 7, and the support plate 8 is The arc plate 10 at the end will slide along the inner wall of the desulfurization chamber 2 until the bottom end of the arc plate 10 moves to the lower limit block 13. At this time, the discharge pipe 11 is opened, and the limestone on the support plate 8 rolls from the discharge pipe 11 into the collecting chamber 14, so that the limestone on the support plate 8 can be discharged. Then the first cylinder 9 is started in reverse, so that the support plate 8 rotates to the upper limit block 12. At this time, the arc plate 10 will block the discharge pipe 11, and then the second cylinder 19 is started to drive the feed box 20 to rise until the feed port 21 of the feed box 20 moves to the connecting port 22. The limestone in the feed box 20 will roll onto the support plate 8, so that the limestone can be replenished. The replacement process is convenient and fast.

[0032] The utility model is applicable to a flue gas desulfurization device for an incinerator, wherein the flue gas generated by the incinerator is sucked into a desulfurization chamber 2 through an arranged air intake component, and sulfur oxides in the flue gas are purified by limestone on a placement component, and the purified flue gas enters a hot water component, and water is heated by utilizing the heat in the flue gas, thereby realizing heat recovery and utilization in the flue gas, wherein the limestone can be cleaned by the placement component, and limestone can be supplemented to the placement component by a feeding component, and the replacement process is convenient and fast.

[0033] Unless otherwise specifically stated, the relative arrangement, numerical expressions and numerical values ​​of the parts and steps described in these embodiments do not limit the scope of the utility model. At the same time, it should be understood that, for ease of description, the sizes of the various parts shown in the accompanying drawings are not drawn according to the actual proportional relationship. The technology, methods and equipment known to ordinary technicians in the relevant field may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be regarded as a part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once a certain item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0034] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0035] In the description of the present utility model, it needs to be understood that the directions or positional relationships indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the directions or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model and simplifying the description. Unless otherwise specified, these directional words do not indicate or imply that the device or element referred to must have a specific direction or be constructed and operated in a specific direction, and therefore cannot be understood as limiting the scope of protection of the present utility model; the directional words "inside and outside" refer to the inside and outside relative to the contours of each component itself.

[0036] The above is only a preferred specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed in the present application should be included in the protection scope of the present application. Therefore, the protection scope of the present application should be based on the protection scope of the claims.

Claims

1. A flue gas desulfurization device for an incinerator, comprising a housing, characterized in that: A desulfurization chamber is provided in the box; an air intake component is provided in the desulfurization chamber for sucking the flue gas generated by the incinerator into the desulfurization chamber; a placement component is provided in the desulfurization chamber for placing limestone; an inner cavity is provided in the box, and a feeding component is provided in the inner cavity for adding limestone; an exhaust pipe connected to the desulfurization chamber is installed at the bottom of the box, and the exhaust pipe is connected to the hot water component to heat the water using the heat of the flue gas.

2. A flue gas desulfurization device for an incinerator according to claim 1, characterized in that: It also includes a spray component, which includes a spray rack installed in the desulfurization chamber. The spray rack is connected to a fan installed on the box body through an air inlet pipe, and the fan is fixedly connected to the air intake pipe.

3. The flue gas desulfurization device for an incinerator according to claim 1, characterized in that: The placing component includes a rotating seat installed on the inner wall of the desulfurization chamber, the rotating seat is hinged to a support plate, the support plate is a mesh structure, an arc plate that fits the inner wall of the desulfurization chamber is installed at one end of the support plate away from the rotating seat, one end of the first cylinder is hinged to the inner wall of the desulfurization chamber, the other end of the first cylinder is hinged to the support plate, and an upper limit block and a lower limit block are installed on the inner wall of the desulfurization chamber.

4. A flue gas desulfurization device for an incinerator according to claim 3, characterized in that: A material collecting cavity is provided at the bottom of the box body, and a material discharge pipe is provided between the material collecting cavity and the desulfurization cavity.

5. The flue gas desulfurization device for an incinerator according to claim 1, characterized in that: The feeding component includes a feeding box slidably connected to the inner cavity, a second cylinder connected to the feeding box is installed at the bottom of the inner cavity, a feeding port is opened at the bottom of the feeding box, and a connecting port is opened between the inner cavity and the desulfurization chamber.

6. The flue gas desulfurization device for an incinerator according to claim 1, characterized in that: The hot water component comprises a water tank installed at one side of the box body, and one end of the exhaust pipe penetrating into the water tank is provided with a bent pipe penetrating out of the water tank.

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