RTO structure

Abstract

The utility model relates to an RTO structure which comprises two box body units, at least two splicing parts, a sealing gasket and a plurality of connecting pieces, and the two box body units are provided with two installation faces which are oppositely arranged in the vertical direction; the two splicing parts are arranged on the peripheries of the two mounting surfaces respectively and are oppositely arranged, one of the two splicing parts is provided with a mounting hole extending in the vertical direction in a penetrating mode, and the other splicing part is provided with a plurality of connecting holes corresponding to the mounting holes one to one in a penetrating mode; the sealing gasket is arranged between the two splicing parts; and each connecting piece penetrates through the corresponding mounting hole and is connected into the corresponding connecting hole. The two splicing parts are connected through the multiple connecting pieces so that the two box body units can be quickly spliced, the sealing performance is guaranteed through the sealing gaskets, operation is easy, time and labor are saved, full-length welding splicing is not needed, and the conditions that surface paint is damaged and field paint repairing is needed cannot occur.

Description

Technical Field

[0001] The utility model relates to the field of waste gas treatment equipment for regenerative combustion, and particularly to an RTO structure. Background Art

[0002] Regenerative Thermal Oxidizer (RTO) is a new environmental protection technology. It can effectively treat industrial waste gas, reduce environmental pollution. RTO is an efficient waste gas treatment equipment that can convert harmful gases into harmless substances, and at the same time can recover energy and reduce energy consumption. The application scope of RTO regenerative combustion is very wide, including industries such as chemical industry, printing, painting, electronics, food, etc. In these industries, the waste gas emissions are large and the impact on the environment is also large. Adopting RTO regenerative combustion technology can effectively reduce waste gas emissions and protect the environment.

[0003] In the prior art, due to the large size of the overall RTO equipment, it is usually fabricated in sections and assembled by welding on site. In order to achieve the sealing effect, only the full-weld welding method can be used. When the splicing gap is too large, double weld seams will be welded, which consumes time and labor, and damages the surface paint, requiring on-site touch-up painting. Summary of the Utility Model

[0004] Based on the above description, the utility model provides an RTO structure to solve the problem that the existing RTO assembly can only use the full-weld welding method, which consumes time and labor.

[0005] The technical solution of the utility model to solve the above technical problems is as follows:

[0006] An RTO structure, comprising:

[0007] Two box body units, having two mounting surfaces arranged oppositely in the up-down direction;

[0008] At least two splicing parts, respectively arranged on the periphery of the two mounting surfaces and arranged oppositely. Among the two splicing parts, one is provided with mounting holes all extending along the up-down direction, and the other is provided with a plurality of connection holes corresponding to the plurality of mounting holes one by one;

[0009] A sealing gasket, arranged between the two splicing parts; and,

[0010] A plurality of connecting pieces, each of the connecting pieces passes through the mounting holes and is connected to the connection holes.

[0011] On the basis of the above technical solution, the utility model can also be improved as follows:

[0012] Further, each of the splicing parts includes a splicing ring surrounding the circumferential side of each of the mounting surfaces;

[0013] The multiple mounting holes or the multiple connecting holes are distributed at intervals along the circumferential direction of the corresponding splicing ring;

[0014] The gasket is arranged in a ring shape and is arranged on the splicing ring.

[0015] Furthermore, each of the splicing parts further includes a plurality of reinforcing plates arranged at intervals along the circumferential direction of the splicing ring, and the reinforcing plates of each reinforcing plate are respectively connected to the box body unit and the splicing ring.

[0016] Furthermore, the shape of each of the reinforcing plates is triangular.

[0017] Furthermore, each of the connecting pieces includes:

[0018] A bolt, the stud of the bolt passes through the mounting hole and the connecting hole, and the nut of the bolt abuts against one of the splicing parts; and,

[0019] A nut, which is screwed with the bolt of the bolt and abuts against the other splicing piece.

[0020] Furthermore, the two splicing parts are set as a first splicing part abutting against the nut and a second splicing part abutting against the nut;

[0021] Each of the connecting pieces further includes:

[0022] A spring washer, which is arranged between the nut and the first splicing part; and / or,

[0023] A flat washer, which is arranged between the nut and the second splicing part.

[0024] Furthermore, the multiple splicing rings are integrally formed with the corresponding box body units.

[0025] Furthermore, the gasket is set as a ceramic fiber gasket.

[0026] Compared with the prior art, the technical solution of the present application has the following beneficial technical effects:

[0027] By connecting the two splicing parts respectively arranged on the two mounting surfaces through the multiple connecting pieces, the two box body units are spliced, and the gasket is arranged between the two splicing parts to ensure the sealing performance of the two box body units; in this way, the two box body units can be quickly spliced, with high efficiency, saving time and manpower, and avoiding the phenomenon that the surface paint of the box body unit is damaged due to full welding and needs on-site paint repair treatment. Description of the Drawings

[0028] Figure 1Schematic diagram of an RTO structure provided by an embodiment of the present utility model;

[0029] Figure 2 is Figure 1 partial enlarged schematic diagram.

[0030] In the attached drawings, the list of components represented by each reference numeral is as follows:

[0031] 1. First box unit; 11. First splicing ring; 12. Mounting hole; 2. Second box unit; 21. Second splicing ring; 22. Connecting hole; 3. Reinforcing plate; 41. Bolt; 42. Flat washer; 43. Spring washer; 44. Nut; 5. Gasket. Detailed implementation manners

[0032] To facilitate the understanding of the present application, the present application will be described more comprehensively below with reference to the relevant attached drawings. Embodiments of the present application are shown in the attached drawings. However, the present application can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0033] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the technical field to which this application belongs. The terms used in the description of the present application in this specification are only for the purpose of describing specific embodiments and are not intended to limit the present application.

[0034] It can be understood that spatial relationship terms such as "under", "below", "lower", "beneath", "above", "upper", etc. can be used herein to describe the relationship between one element or feature shown in the figure and other elements or features. It should be understood that in addition to the orientation shown in the figure, spatial relationship terms also include different orientations of the device during use and operation. For example, if the device in the attached drawing is flipped, the element or feature described as "under other elements" or "beneath it" or "under it" will be oriented "above" other elements or features. Therefore, the exemplary terms "under" and "below" can include both the upper and lower orientations. In addition, the device can also include other orientations (for example, rotated 90 degrees or other orientations), and the spatial description language used herein is correspondingly interpreted.

[0035] As used herein, the singular forms "a", "an" and "the" may also include the plural forms unless the context clearly dictates otherwise. It should also be understood that the terms "comprising", "including" or "having", etc. specify the presence of the stated features, wholes, steps, operations, components, parts or combinations thereof, but do not preclude the possibility of the presence or addition of one or more other features, wholes, steps, operations, components, parts or combinations thereof.

[0036] Referring to Figure 1 and Figure 2 , the present utility model provides an RTO structure, comprising:

[0037] Two box body units, having two mounting surfaces arranged oppositely in the up-down direction;

[0038] At least two splicing parts, respectively arranged at the peripheries of the two mounting surfaces and arranged oppositely. Among the two splicing parts, one is provided with a plurality of mounting holes 12 arranged at intervals and all extending in the up-down direction, and the other is provided with a plurality of connection holes 22 corresponding to the plurality of mounting holes 12 one by one;

[0039] A gasket 5, arranged between the two splicing parts; and,

[0040] A plurality of connecting pieces, each of the connecting pieces passes through the mounting hole 12 and is connected to each of the connection holes 22.

[0041] It should be noted that in this embodiment, the two box body units are divided into a first box body unit 1 located on the lower side and a second box body unit 2 located on the upper side. Similarly, the two mounting surfaces are divided into a first mounting surface of the first box body unit 1 and a second mounting surface of the second box body unit 2.

[0042] In this embodiment, referring to Figure 1 and Figure 2 , the first box body unit 1 is placed on the upper side of the first unit, and the first mounting surface and the second mounting surface are arranged oppositely in the up-down direction, and the plurality of mounting holes 12 and the plurality of connection holes 22 correspond to each other one by one. At this time, the gasket 5 is located between the two splicing parts; then a plurality of the connecting pieces are used to connect the plurality of mounting holes 12 and the plurality of connection holes 22, so as to splice the first box body unit 1 and the second box body unit 2 into one body, and the upper and lower end surfaces of the gasket 5 respectively abut against the two splicing parts, and the sealing effect is good.

[0043] In another embodiment, each of the splicing portions may further include a plurality of splicing edges that surround the circumferential side of the corresponding mounting surface and are spaced apart along the circumferential direction of the corresponding mounting surface. A plurality of the mounting holes 12 or a plurality of the connecting holes 22 are respectively provided on the plurality of splicing edges. The sealing gasket 5 is annularly arranged and is located inside the plurality of connecting holes 22 or the plurality of mounting surfaces, so that the first box body unit 1 and the second box body unit 2 can be quickly assembled, and the sealing performance is ensured. The structure is simple and easy to manufacture.

[0044] Specifically, in this embodiment, referring to Figure 2 , each of the splicing portions includes a splicing ring surrounding the circumferential side of each mounting surface; the two splicing rings are respectively a first splicing ring 11 provided on the circumferential side of the first mounting surface and a second splicing ring 21 provided on the circumferential side of the second mounting surface. A plurality of the mounting holes 12 are provided on the first splicing ring 11 and are spaced apart along its circumferential direction, and a plurality of the connecting holes 22 are provided on the second splicing ring 21 and are spaced apart along its circumferential direction; the sealing gasket 5 is annularly arranged and is placed on the first splicing ring 11; when the first box body unit 1 and the second box body unit 2 are spliced, the first splicing ring 11 is attached to the second splicing ring 21 and is connected by a plurality of the connecting members, and the sealing gasket 5 is squeezed on the first splicing ring 11; in this way, the operation is simple, the structure is more stable, and the durability is good.

[0045] It should be noted that the position of the sealing gasket 5 relative to the plurality of mounting holes 12 is not limited, as long as it is provided on the splicing ring. In one embodiment, the sealing gasket 5 may be provided outside the plurality of mounting holes 12, and the sealing performance can also be ensured. In this embodiment, the sealing gasket 5 is provided inside the plurality of mounting holes 12 and can be pressed by the first box body unit 1, and the sealing performance is better.

[0046] More specifically, continuing to refer to Figure 2 , in this embodiment, each of the splicing portions further includes a plurality of reinforcing plates 3 that are spaced apart along the circumferential direction of the splicing ring. The reinforcing plates 3 of each reinforcing plate 3 are respectively connected to the box body unit and the splicing ring, so as to be able to strengthen the strength of the splicing ring.

[0047] In this embodiment, each of the splicing rings is perpendicular to the outer shell of the corresponding box body unit. The shape of each reinforcing plate 3 is triangular, and is a right triangle. The two right sides of the reinforcing plate 3 are respectively connected to the splicing ring and the outer shell of the corresponding box body unit. In this way, the structure is more stable and firm, and the strength is higher.

[0048] In this embodiment, the plurality of splicing rings and the corresponding box body units are integrally formed.

[0049] Further, referring to Figure 2 , to connect the first splicing ring 11 and the second splicing ring 21, each of the connecting members includes a bolt 41 and a nut 44. The stud of the bolt 41 sequentially passes through the mounting hole 12 and the connecting hole 22, and the nut of the bolt 41 abuts against the first splicing ring 11. The nut 44 is connected to the end of the stud and abuts against the second splicing ring 21, so that the first box unit 1 and the second box unit 2 can be quickly spliced, with simple operation, low cost, and saving manpower and time.

[0050] Furthermore, to improve the tightness of the connection between the first splicing ring 11 and the second splicing ring 21, each of the connecting members further includes a spring washer 43. The spring washer 43 is disposed between the nut of the bolt 41 and the first splicing ring 11. The spring washer 43 abuts against the nut 44 after the first box unit 1 and the second box unit 2 are spliced, playing a role in preventing the nut 44 from loosening back and avoiding the nut 44 falling off the bolt 41, ensuring the connection stability.

[0051] In another embodiment, each of the connecting members further includes a flat washer 42. The flat washer 42 is disposed between the nut of the bolt 41 and the second splicing ring 21. The flat washer 42 can increase the contact area between the nut of the bolt 41 and the second splicing ring 21, disperse the pressure, and protect the surface of the second splicing ring 21 from being damaged.

[0052] The above two technical features can be set alternatively or simultaneously, and the effect of setting them simultaneously is better; referring to Figure 2 , in this embodiment, the connecting member includes a spring washer 43 and a flat washer 42. The spring washer 43 is disposed between the nut 44 and the first splicing ring 11, and the flat washer is disposed between the nut of the stud and the second splicing ring 21, so as to prevent the nut 44 from loosening and also disperse the pressure on the second splicing ring 21 to protect its surface from being damaged.

[0053] It should be noted that, in this embodiment, the materials of the bolt 41, the nut 44, the flat washer, and the spring washer are all 304 stainless steel; each bolt 41 is set as an M10 bolt 41; the width of each splicing ring is 100 mm, the thickness of each splicing ring is the same as the thickness of the shell of each box unit, the thickness of the shell of each box unit is 6 mm, and the distance between the two mounting holes 12 does not exceed 150 mm.

[0054] In this embodiment, the gasket 5 is provided as a ceramic fiber gasket 5, and the ceramic fiber gasket 5 has stable properties and high temperature resistance; during the process of being installed on the first splicing ring 11 and the second splicing ring 21, the thickness of the ceramic fiber gasket 5 is extruded from 20 mm to 4 - 6 mm, and it has good sealing performance.

[0055] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims

1. An RTO structure, characterized in that: include: Two cabinet units have two mounting surfaces disposed opposite to each other in an upper and lower direction; At least two splicing parts are respectively arranged on the peripheries of the two mounting surfaces and are arranged opposite to each other. Among the two splicing parts, one is provided with mounting holes extending in the up-down direction, and the other is provided with a plurality of connection holes corresponding to the plurality of mounting holes one by one. a sealing gasket, disposed between the two joint portions; and A plurality of connecting members, each of the connecting members passes through the mounting hole and is connected to the corresponding connecting hole.

2. The RTO structure according to claim 1, characterized in that: Each of the splicing parts comprises a splicing ring surrounding the peripheral side of each of the mounting surfaces; The plurality of mounting holes or the plurality of connecting holes are distributed at intervals along the circumference of the corresponding splicing ring; The sealing gasket is arranged in an annular shape and is arranged on the splicing ring.

3. The RTO structure according to claim 2, characterized in that: Each of the splicing parts further includes a plurality of reinforcing plates arranged at intervals along the circumference of the splicing ring, and the reinforcing plates of each of the reinforcing plates are respectively connected to the box unit and the splicing ring.

4. The RTO structure according to claim 3, characterized in that: Each of the reinforcing plates is in a triangular shape.

5. The RTO structure according to claim 1, characterized in that: Each of the connecting pieces comprises: a bolt, wherein the stud of the bolt is inserted into the mounting hole and the connecting hole, and the nut of the bolt abuts against one of the splicing parts; and A nut is threadedly connected to the stud of the bolt and abuts against the other splicing portion.

6. The RTO structure according to claim 5, characterized in that: The two splicing parts are configured as a first splicing part abutting against the nut and a second splicing part abutting against the nut; Each of the connecting pieces further comprises: a spring washer, disposed between the nut and the first joint portion; and / or, A flat washer is arranged between the nut and the second joint portion.

7. The RTO structure according to claim 2, characterized in that: The plurality of splicing rings are integrally formed with the corresponding box units.

8. The RTO structure according to claim 1, characterized in that: The sealing gasket is configured as a ceramic fiber sealing gasket.

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