Quick release mechanism and flue gas waste heat recycling device for thermal power plant

Abstract

The utility model relates to the technical field of waste heat recovery and utilization, in particular to a quick release mechanism and a thermal power plant flue gas waste heat recovery and utilization device, which comprise a release assembly, a reaction tank, an adsorption disc arranged in the reaction tank, a fixed part arranged on the inner wall of the reaction tank and a movable part arranged on one side of the fixed part, according to the utility model, through the arrangement of the dismounting assembly, the adsorption disc can be fixed by the clamping plate through further rotating the bolt under the action of the elastic piece, and the adsorption disc can be taken out by rotating and loosening the bolt and moving the clamping plate, so that the cleaning and replacement of the adsorption disc can be realized; flue gas is sucked into the reaction tank through the draught fan, the FL coupling demister and the adsorption disc conduct white smoke removal treatment on the flue gas, particulate matter in the flue gas is treated, harmful ingredients in the flue gas are removed, then the flue gas subjected to white smoke removal is condensed and collected through the desulfurization assembly, and the utilization efficiency of energy is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of waste heat recovery and utilization, in particular to a quick-disassembly mechanism and a device for recovering waste heat from flue gas in a thermal power plant. Background Art

[0002] Thermal power generation is currently the most commonly used power generation method. It uses the heat energy generated by the combustion of combustibles and converts it into electrical energy through a power generation device. The flue gas produced by combustion has a high temperature. Generally, the flue gas is only simply treated and then discharged. The energy is not fully utilized, resulting in waste.

[0003] However, when the existing flue gas recovery and utilization device filters the flue gas, harmful components condense on the adsorption disk, which is inconvenient to clean. The adsorption disk needs to be disassembled, cleaned or replaced to remove the harmful components. In addition, the flue gas contains harmful components and a large amount of sulfur, which is not conducive to the recovery and utilization of waste heat. Based on the above problems, we propose a quick disassembly mechanism and a flue gas waste heat recovery and utilization device for a thermal power plant. Utility Model Content

[0004] In view of the above-mentioned technical problem that harmful components condense on the adsorption disk and the adsorption disk needs to be disassembled for cleaning, a quick disassembly mechanism is proposed.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a quick-release mechanism, which includes a disassembly assembly, including a reaction tank, an adsorption plate arranged inside the reaction tank, a fixing part arranged on the inner wall of the reaction tank and a movable part arranged on one side of the fixing part; the fixing part includes a support plate arranged on the inner wall of the reaction tank, a movable groove is opened on the outer wall of the support plate, and a stabilizing block is provided on the outer wall of the support plate.

[0006] As a preferred solution of the quick-release mechanism of the utility model, wherein: a movable channel is opened on the end face of the stabilizing block, a fixed column is arranged inside the movable channel, the movable part includes a clamping plate arranged inside the movable channel, a movable groove is opened on the outer wall of the clamping plate, and the movable groove is movably matched with the fixed column.

[0007] As a preferred solution of the quick-release mechanism of the utility model, wherein: a bolt is penetrated through the end surface of the clamping plate, and the bolt is movably matched with the movable groove, and an elastic piece is sleeved on the outer wall of the bolt.

[0008] The beneficial effect of the quick-release mechanism of the utility model is as follows: by arranging an adsorption disk in the reaction tank, by rotating the bolt, under the action of the elastic member, the clamp can fix the adsorption disk, and the bolt can be rotated to loosen and the clamp can be moved to take out the adsorption disk, so that the adsorption disk can be easily cleaned and replaced.

[0009] In view of the problem that the flue gas contains a large amount of sulfur, which is not conducive to the recovery and utilization of waste heat, a device for recovering and utilizing waste heat from flue gas in a thermal power plant is proposed.

[0010] In order to solve the above-mentioned technical problems, the utility model also provides the following technical solutions: a device for recovering waste heat from flue gas in a thermal power plant, comprising a quick-release mechanism; and a desulfurization component, comprising a FL-coupled demister arranged inside the reaction tank, a support member arranged outside the FL-coupled demister, a transmission member arranged outside the support member, and an output member arranged outside the support member; a chimney component, comprising a chimney body and a base arranged at the bottom of the chimney body; a desulfurization component, comprising an emission member, a collecting member arranged below the emission member, a connecting member arranged on the side wall of the emission member, and a stabilizing member arranged on the outer wall of the connecting member.

[0011] As a preferred solution of the utility model of the device for recovering waste heat from flue gas in a thermal power plant, the support member comprises a support rod, and a bottom plate is connected to the bottom of the support rod.

[0012] As a preferred solution of the utility model of the flue gas waste heat recovery and utilization device of a thermal power plant, the transmission component includes a smoke conveying pipe arranged above the FL coupling demister, a fan is connected to the side of the smoke conveying pipe, and a smoke inlet pipe is connected to one side of the fan.

[0013] As a preferred solution of the utility model of the flue gas waste heat recovery and utilization device of a thermal power plant, the output part includes an outlet pipe arranged on the outside of the support rod, a mounting plate is provided on the side of the outlet pipe, an exhaust fan is provided above the mounting plate, the exhaust fan is fixedly connected to the outlet pipe, and an air supply pipe is provided on the top of the exhaust fan.

[0014] As a preferred solution of the utility model of the flue gas waste heat recovery and utilization device of a thermal power plant, the discharge component includes a desulfurization bin, an exhaust window is opened on the outer wall of the desulfurization bin, a solidification bin is arranged below the desulfurization bin, a crystallization bin is arranged at the bottom of the solidification bin, and a sulfur block outlet is arranged on the outer wall of the crystallization bin.

[0015] As a preferred solution of the utility model of the flue gas waste heat recovery and utilization device of a thermal power plant, the collecting component includes a sulfur storage bin arranged below the sulfur block outlet, and a first chassis is arranged at the bottom of the sulfur storage bin.

[0016] As a preferred solution of the utility model of the flue gas waste heat recovery and utilization device of a thermal power plant, wherein: the connecting part includes a hot air pipe arranged on the side wall of the crystallization bin, a heat exchanger is provided at the output end of the hot air pipe, and the stabilizing part includes a water tank arranged on the outer wall of the heat exchanger, and a second chassis is provided at the bottom of the water tank.

[0017] The beneficial effects of the flue gas waste heat recovery and utilization device of the thermal power plant of the utility model are as follows: the flue gas is dewhitened by the dewhitening component, and the dehumidification-based flue gas dewhitening can synergistically and at low cost achieve the compliance and ultra-low near-zero emissions of dust, nitrogen oxides, heavy metals, and organic pollutants, so that environmental protection is transformed from pure investment to effective. The dewhitening technology further removes pollutants such as steam water and pollutants in the flue gas, increases the transmitted waste heat to be clean, and uses the desulfurization bin to condense and collect sulfur in the flue gas, which not only reduces the mixed harm of pollutants such as sulfur dioxide and nitrogen oxides generated by coal combustion to the waste heat, but also can regenerate sulfur, improve energy utilization efficiency, promote the sustainable development of industry, and enhance corporate social responsibility and environmental awareness. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 It is a schematic diagram of the overall structure of the recycling device in the utility model.

[0020] Figure 2 It is a schematic diagram of the connection structure of the de-whitening component in the utility model.

[0021] Figure 3 For the utility model Figure 2 The enlarged view of the "A" structure is a schematic diagram of the disassembled component connection structure.

[0022] Figure 4 It is a schematic diagram of the connection structure of the desulfurization component in the utility model.

[0023] Figure 5 It is a schematic diagram of the connection structure of the discharge member in the utility model. DETAILED DESCRIPTION

[0024] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0025] In the following description, many specific details are set forth to facilitate a full understanding of the present invention, but the present invention may also be implemented in other ways different from those described herein, and those skilled in the art may make similar generalizations without violating the connotation of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0026] Secondly, the term "one embodiment" or "embodiment" as used herein refers to a specific feature, structure or characteristic that may be included in at least one implementation of the present invention. The term "in one embodiment" that appears in different places in this specification does not necessarily refer to the same embodiment, nor does it refer to a separate or selective embodiment that is mutually exclusive with other embodiments.

[0027] Example 1, reference Figure 1~Figure 3 , which is the first embodiment of the utility model, provides a quick-release mechanism, including a disassembly component 100, which achieves the purpose of disassembling the adsorption plate by setting a reaction tank 101, an adsorption plate 102 arranged inside the reaction tank 101, a fixing part 103 arranged on the inner wall of the reaction tank 101 and a movable part 104 arranged on one side of the fixing part 103.

[0028] Specifically, the disassembly assembly 100 includes a reaction tank 101, an adsorption plate 102 arranged inside the reaction tank 101, a fixing part 103 arranged on the inner wall of the reaction tank 101, and a movable part 104 arranged on one side of the fixing part 103; the fixing part 103 includes a support plate 103a arranged on the inner wall of the reaction tank 101, a movable groove 103a-1 is opened on the outer wall of the support plate 103a, and a stabilizing block 103b is arranged on the outer wall of the support plate 103a.

[0029] Preferably, a movable channel 103b-1 is provided on the end face of the stabilizing block 103b, a fixed column 103b-2 is provided inside the movable channel 103b-1, and the movable part 104 includes a clamping plate 104a provided inside the movable channel 103b-1, a movable groove 104a-1 is provided on the outer wall of the clamping plate 104a, and the movable groove 104a-1 is movably matched with the fixed column 103b-2.

[0030] Preferably, a bolt 104b is penetrated through the end surface of the clamping plate 104a, and the bolt 104b is movably matched with the movable groove 103a-1, and an elastic member 104b-1 is sleeved on the outer wall of the bolt 104b.

[0031] Among them, the elastic member 104b-1 is a compression spring, and its function is to further fix and clamp the adsorption plate 102; the bolt 104b is movably matched with the movable groove 103a-1, and the bolt 104b is used to clamp the adsorption plate 102 by the clamping plate 104a and the support plate 103a.

[0032] In summary, the support plate 103a is used to place the adsorption plate 102, and the adsorption plate 102 is clamped and fixed by the clamp 104a. The bolt 104b is further rotated, and under the action of the elastic member 104b-1, the adsorption plate 102 can be better fixed. The bolt 104b is rotated to loosen and the clamp 104a is moved to take out the adsorption plate 102, which is convenient for cleaning or replacing a new adsorption plate 102.

[0033] Example 2, reference Figure 1~Figure 2 , which is the second embodiment of the utility model, and provides a flue gas waste heat recovery and utilization device for a thermal power plant, including a de-whitening component 200, by providing a FL coupling demister 201, a support member 202 arranged outside the FL coupling demister 201, a transmission member 203 arranged outside the support member 202, and an output member 204 arranged outside the support member 202, so as to achieve the effect of de-whitening the flue gas.

[0034] Specifically, the desulfurization component 200 includes a FL-coupled demister 201 arranged inside the reaction tank 101, a support member 202 arranged outside the FL-coupled demister 201, a transmission member 203 arranged outside the support member 202, and an output member 204 arranged outside the support member 202; the chimney component 300 includes a chimney body 301 and a base 302 arranged at the bottom of the chimney body 301; the desulfurization component 400 includes an emission member 401, a collecting member 402 arranged below the emission member 401, a connecting member 403 arranged on the side wall of the emission member 401, and a stabilizing member 404 arranged on the outer wall of the connecting member 403.

[0035] Preferably, the support member 202 includes a support rod 202a, and a bottom plate 202a-1 is connected to the bottom of the support rod 202a.

[0036] Among them, the fan 203a-1 plays a role in extracting flue gas; the smoke inlet pipe 203a-2 and the smoke delivery pipe 203a are interconnected; the FL-coupled demister 201 can effectively prevent water vapor from entering the subsequent exhaust treatment equipment, avoiding the occurrence of problems such as chimney condensation and flue gas condensation; the adsorption plate 102 can adsorb harmful gases in the flue gas and purify the flue gas; the support rods 202a are preferably set to four; the number of the bottom plate 202a-1 and the support rods 202a is equal.

[0037] In summary, the fan 203a-1 is used to draw the flue gas from the chimney 301 into the smoke inlet pipe 203a-2, and then transported from the smoke inlet pipe 203a-2 to the smoke delivery pipe 203a, and further transported from the smoke delivery pipe 203a to the reaction tank 101, and the flue gas is desulfurized by the FL coupled demister 201 and the adsorption disk 102 in the reaction tank 101.

[0038] Example 3, reference Figure 2 , which is the third embodiment of the utility model. This embodiment is based on the previous embodiment, but the difference is that the desulfurized gas is transported by the gas pipeline 204b-1 to the desulfurization chamber 401a for desulfurization treatment.

[0039] Specifically, the transmission element 203 includes a smoke conveying pipe 203a disposed above the FL coupling demister 201, a fan 203a-1 is connected to a side of the smoke conveying pipe 203a, and a smoke inlet pipe 203a-2 is connected to one side of the fan 203a-1.

[0040] Preferably, the output member 204 includes an air outlet pipe 204a arranged on the outside of the support rod 202a, a mounting plate 204a-1 is provided on the side of the air outlet pipe 204a, an air pump 204b is provided above the mounting plate 204a-1, the air pump 204b is fixedly connected to the air outlet pipe 204a, and an air supply pipe 204b-1 is provided on the top of the air pump 204b.

[0041] Preferably, the discharge member 401 comprises a desulfurization chamber 401a, an exhaust window 401a-1 is provided on the outer wall of the desulfurization chamber 401a, a solidification chamber 401b is provided below the desulfurization chamber 401a, a crystallization chamber 401b-1 is provided at the bottom of the solidification chamber 401b, and a sulfur block outlet 401b-2 is provided on the outer wall of the crystallization chamber 401b-1.

[0042] Among them, the gas outlet pipe 204a is connected with the reaction tank 101, and the desulfurized gas enters the gas outlet pipe 204a from the reaction tank 101; the gas supply pipe 204b-1 extends to the inside of the desulfurization chamber 401a; the function of the vacuum pump 204b is to extract the desulfurized gas in the gas outlet pipe 204a into the gas supply pipe 204b-1; the mounting plate 204a-1 is fixedly connected to the vacuum pump 204b, and the top of the vacuum pump 204b is fixedly connected to the gas supply pipe 204b-1.

[0043] In summary, the desulfurized gas enters the gas outlet pipe 204a, and the gas is pumped from the gas outlet pipe 204a to the gas supply pipe 204b-1 by the vacuum pump 204b, and then transported to the desulfurization chamber 401a by the gas supply pipe 204b-1 for desulfurization.

[0044] Example 4, reference Figure 1~Figure 5 , which is the fourth embodiment of the utility model, is based on the previous embodiment, and the difference is that the sulfur condensation in the flue gas is collected by arranging a discharge member 401, a collecting member 402 arranged below the discharge member 401, a connecting member 403 arranged on the side wall of the discharge member 401 and a fixing member 404 arranged on the outer wall of the connecting member 403.

[0045] Specifically, the collecting member 402 includes a sulfur storage bin 402a disposed below the sulfur block outlet 401b-2, and a first bottom plate 402a-1 is disposed at the bottom of the sulfur storage bin 402a.

[0046] Preferably, the connecting member 403 includes a hot air pipe 403a arranged on the side wall of the crystallization chamber 401b-1, a heat exchanger 403a-1 is provided at the output end of the hot air pipe 403a, and the fixing member 404 includes a water tank 404a arranged on the outer wall of the heat exchanger 403a-1, and a second chassis 404a-1 is provided at the bottom of the water tank 404a.

[0047] Among them, the exhaust windows 401a-1 are preferably set to four, evenly distributed on the side wall of the desulfurization chamber 401a; the desulfurization chamber 401a is fixedly connected to the solidification chamber 401b; the solidification chamber 401b is fixedly connected to the crystallization chamber 401b-1.

[0048] In summary, the gas pipeline 204b-1 transports the desulfurized gas to the desulfurization chamber 401a, and the gas sulfur will condense after passing through the solidification chamber 401b and the crystallization chamber 401b-1, and enter the sulfur storage chamber 402a from the sulfur block outlet 401b-2. The gas enters the heat exchanger 403a-1 from the hot gas pipe 403a for conversion, and then enters the water tank 404a, using the waste heat to heat the water in the water tank 404a.

[0049] Importantly, it should be noted that the construction and arrangement of the present application shown in a number of different exemplary embodiments are only exemplary. Although only a few embodiments are described in detail in this disclosure, it should be readily understood by those who refer to this disclosure that many modifications are possible (e.g., the size, scale, structure, shape and proportion of various elements, and parameter values ​​(e.g., temperature, pressure, etc.), mounting arrangements, use of materials, color, directional changes, etc.) without substantially departing from the novel teachings and advantages of the subject matter described in the application. For example, an element shown as integrally formed may be composed of multiple parts or elements, the position of the element may be inverted or otherwise changed, and the nature or number or position of the discrete element may be changed or changed. Therefore, all such modifications are intended to be included in the scope of the present utility model. The order or sequence of any process or method steps may be changed or reordered according to alternative embodiments. In the claims, any "device plus function" clause is intended to cover the structure described herein that performs the function, and is not only structurally equivalent but also an equivalent structure. Without departing from the scope of the present invention, other substitutions, modifications, changes and omissions may be made in the design, operating conditions and arrangement of the exemplary embodiments. Therefore, the present invention is not limited to a specific embodiment, but extends to various modifications that still fall within the scope of the appended claims.

[0050] Additionally, in order to provide a concise description of example embodiments, all features of an actual embodiment may not be described (ie, those features that are not relevant to the best mode presently contemplated for carrying out the invention or those that are not relevant to implementing the invention).

[0051] It will be appreciated that in the development of any actual implementation, as in any engineering or design project, numerous implementation-specific decisions may be made. Such a development effort may be complex and time-consuming, but will be a routine task of design, fabrication, and production for those of ordinary skill having the benefit of this disclosure without undue experimentation.

[0052] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A quick release mechanism, characterized in that: include, A disassembly assembly (100) comprises a reaction tank (101), an adsorption plate (102) arranged inside the reaction tank (101), a fixing member (103) arranged on the inner wall of the reaction tank (101), and a movable member (104) arranged on one side of the fixing member (103); The fixing member (103) comprises a support plate (103a) arranged on the inner wall of the reaction tank (101), a movable groove (103a-1) is provided on the outer wall of the support plate (103a), and a stabilizing block (103b) is provided on the outer wall of the support plate (103a).

2. The quick release mechanism according to claim 1, characterized in that: The end surface of the stabilizing block (103b) is provided with a movable channel (103b-1), a fixed column (103b-2) is provided inside the movable channel (103b-1), and the movable member (104) comprises a clamping plate (104a) provided inside the movable channel (103b-1), a movable groove (104a-1) is provided on the outer wall of the clamping plate (104a), and the movable groove (104a-1) is movably matched with the fixed column (103b-2).

3. The quick release mechanism according to claim 2, characterized in that: A bolt (104b) is provided through the end surface of the clamping plate (104a), and the bolt (104b) is movably matched with the movable groove (103a-1), and an elastic member (104b-1) is sleeved on the outer wall of the bolt (104b).

4. A device for recovering waste heat from flue gas in a thermal power plant, characterized in that: comprising the quick release mechanism according to any one of claims 1 to 3; and A de-whitening component (200), comprising a FL-coupled demister (201) arranged inside the reaction tank (101), a support member (202) arranged outside the FL-coupled demister (201), a transmission member (203) arranged outside the support member (202), and an output member (204) arranged outside the support member (202); A chimney assembly (300) comprises a chimney body (301) and a base (302) arranged at the bottom of the chimney body (301); The desulfurization component (400) comprises a discharge member (401), a collecting member (402) arranged below the discharge member (401), a connecting member (403) arranged on the side wall of the discharge member (401), and a stabilizing member (404) arranged on the outer wall of the connecting member (403).

5. The device for recovering waste heat from flue gas in a thermal power plant according to claim 4, characterized in that: The support member (202) comprises a support rod (202a), and a bottom plate (202a-1) is connected to the bottom of the support rod (202a).

6. The device for recovering waste heat from flue gas in a thermal power plant according to claim 5, characterized in that: The transmission element (203) comprises a smoke conveying pipe (203a) arranged above the FL coupling demister (201), a fan (203a-1) being connected to a side of the smoke conveying pipe (203a), and a smoke inlet pipe (203a-2) being connected to one side of the fan (203a-1).

7. The device for recovering waste heat from flue gas in a thermal power plant according to claim 6, characterized in that: The output member (204) comprises an air outlet pipe (204a) arranged on the outside of the support rod (202a), a mounting plate (204a-1) is arranged on the side of the air outlet pipe (204a), an air pump (204b) is arranged above the mounting plate (204a-1), the air pump (204b) is fixedly connected to the air outlet pipe (204a), and an air supply pipe (204b-1) is arranged on the top of the air pump (204b).

8. The device for recovering waste heat from flue gas in a thermal power plant according to claim 7, characterized in that: The discharge component (401) comprises a desulfurization bin (401a), an outer wall of which is provided with an exhaust window (401a-1), a solidification bin (401b) is provided below the desulfurization bin (401a), a crystallization bin (401b-1) is provided at the bottom of the solidification bin (401b), and a sulfur block outlet (401b-2) is provided on the outer wall of the crystallization bin (401b-1).

9. The device for recovering waste heat from flue gas in a thermal power plant according to claim 8, characterized in that: The collecting member (402) comprises a sulfur storage bin (402a) disposed below the sulfur block outlet (401b-2), and a first bottom plate (402a-1) is disposed at the bottom of the sulfur storage bin (402a).

10. The device for recovering waste heat from flue gas in a thermal power plant according to claim 9, characterized in that: The connecting member (403) comprises a hot air pipe (403a) arranged on the side wall of the crystallization bin (401b-1), and a heat exchanger (403a-1) is arranged at the output end of the hot air pipe (403a); the stabilizing member (404) comprises a water tank (404a) arranged on the outer wall of the heat exchanger (403a-1), and a second chassis (404a-1) is arranged at the bottom of the water tank (404a).

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