Power plant chimney with CEMS equipment platform

Abstract

The utility model relates to the technical field of power plant chimneys, and discloses a power plant chimney with a CEMS (continuous emission monitoring system) equipment platform, which comprises a chimney body, a steel structure frame and an outer vertical surface, the steel structure frame is arranged outside the chimney body, and the outer vertical surface is mounted on the outer side of the steel structure frame in a wrapping manner; a platform layer is further arranged on the steel structure frame, the platform layer comprises an equipment area and a landscape area, and the equipment area is located on one side of the chimney body and used for setting CEMS equipment and worker overhauling operation; the landscape area is located on the other side of the chimney body, a landscape balcony is further arranged on the outer side of the steel structure frame, and the landscape balcony protrudes out of the outer side of the outer vertical face. Stairs and an elevator are further arranged in the steel structure frame, and the stairs and the elevator are communicated with the platform layer. The chimney body is subjected to enclosure decoration through the outer vertical face, the regularity of the power plant chimney is improved, the chimney shape and the urban environment are coordinated and fused, the high-position view field of the chimney is fully utilized, and the rest viewing function is introduced under the condition that CEMS equipment overhaul is not affected.

Description

Technical Field

[0001] The utility model relates to the technical field of power plant chimneys, in particular to a power plant chimney with a CEMS equipment platform. Background Art

[0002] Various industrial equipment platforms are installed in the buildings of gas turbine power plants, such as the casing fan platform of the gas turbine-steam turbine plant, the drum equipment platform of the waste heat boiler, the CEMS equipment platform of the chimney, etc. Among them, the CEMS equipment platform is equipped with flue gas monitoring equipment to facilitate workers' inspection and maintenance.

[0003] For example, a Chinese utility model patent with authorization announcement number CN204983876U and authorization announcement date 2016.01.20 discloses a flue gas monitoring platform added to an existing reinforced concrete chimney, which specifically includes two annular channel steels arranged upper and lower, and the annular channel steel has the same radius as the outer radius of the reinforced concrete chimney; the annular channel steel is welded to rectangular steel plate pads distributed at equal intervals to form an annular hoop fixed on the outer wall of the reinforced concrete chimney; the two annular channel steels are arranged circumferentially with a triangular steel bracket and fixedly connected, a steel platform plate is laid on the top of the triangular steel bracket, a steel railing is arranged on the outside of the steel platform plate, and the steel railing is fixed to the triangular steel bracket; the triangular steel bracket is arranged circumferentially with equal intervals, and the angle between the triangular steel bracket and the outer wall of the reinforced concrete chimney is 15 to 20 degrees.

[0004] The existing flue gas monitoring platform is designed with annular channel steel, triangular steel bracket and steel platform plate, on which the flue gas monitoring equipment can be arranged. However, the added flue gas monitoring platform protrudes outward relative to the chimney wall, affecting the regularity of the power plant chimney, the platform has a single function, and the chimney shape is difficult to form a coordinated integration with the urban environment. Utility Model Content

[0005] The technical problem to be solved by the utility model is that the added flue gas monitoring platform protrudes outwards relative to the chimney wall, affecting the regularity of the power plant chimney, the function of the platform is single, and the chimney shape is difficult to form a coordinated integration with the urban environment.

[0006] In order to solve the above technical problems, the utility model provides a power plant chimney with a CEMS equipment platform:

[0007] The power plant chimney with a CEMS equipment platform comprises a chimney body, a steel structure frame and an external facade, wherein the steel structure frame is arranged outside the chimney body, and the external facade is clad and installed on the outside of the steel structure frame;

[0008] The steel structure frame is also provided with a platform layer, which includes an equipment area and a landscape area. The equipment area is located on one side of the chimney body and is used for setting up CEMS equipment and workers' maintenance operations.

[0009] The landscape area is located on the other side of the chimney body, and a landscape balcony is provided on the outer side of the steel structure frame corresponding to the landscape area, and the landscape balcony is protrudingly arranged on the outer side of the facade;

[0010] Stairs and elevators are also provided inside the steel structure frame. The stairs and elevators are both arranged along the height direction of the chimney body. The stairs and elevators are respectively connected to the platform layer.

[0011] Furthermore, a avoidance hole is provided in the middle of the platform layer, and the avoidance hole is gap-matched with the chimney body.

[0012] Furthermore, a first arc-shaped notch is provided in the equipment area corresponding to the chimney body, and a second arc-shaped notch is provided in the landscape area corresponding to the chimney body, and the first arc-shaped notch and the second arc-shaped notch are combined to form the avoidance hole.

[0013] Furthermore, a partition wall is provided between the equipment area and the landscape area, and the partition wall is arranged parallel to the radial extension of the chimney body.

[0014] Furthermore, the equipment area and the landscape area are both provided with the stairs, the elevator is arranged at a position of the landscape area close to the partition wall, and the partition wall is also equipped with a movable door.

[0015] Furthermore, a bar counter is provided in the landscape area near the chimney body, and a plurality of seats are arranged in the landscape area near the landscape balcony.

[0016] Furthermore, the steel structure frame includes steel columns and steel beams that are fixedly connected, and a platform floor slab arranged on the steel beams, and the platform floor slab is arranged at any height between 40m and 60m.

[0017] Furthermore, the steel structure frame is provided with a first cantilever beam on the outer side corresponding to the platform layer, a balcony floor is laid and fixed on the first cantilever beam, and a first reinforcing rib is connected between the first cantilever beam and the steel column.

[0018] Furthermore, a second cantilever beam is provided on the upper part of the steel structure frame corresponding to the first cantilever beam, a balcony awning is fixedly installed on the second cantilever beam, and a second reinforcing rib is connected between the second cantilever beam and the steel column.

[0019] Furthermore, a glass door is provided between the landscape area and the landscape balcony, and a glass guardrail is fixed on the outer side of the landscape balcony.

[0020] Compared with the prior art, the utility model of a power plant chimney with a CEMS equipment platform has the following beneficial effects: the power plant chimney with a CEMS equipment platform adopts a design form of a chimney body, a steel structure frame, an exterior facade and a platform layer, the steel structure frame is arranged on the outside of the chimney body, and the exterior facade is installed on the outside of the steel structure frame, the steel structure frame and the exterior facade are used to protect and decorate the chimney body, the process equipment of the chimney is effectively shielded, the industrial appearance of the power plant is weakened, the regularity of the power plant chimney is improved, and the shape of the chimney is coordinated with the urban environment.

[0021] Since there is a platform layer on the steel structure frame, the platform layer includes an equipment area, a landscape area and a landscape balcony located outside the steel structure frame. The CEMS equipment can be arranged in the equipment area and workers can perform maintenance work. Combined with the design of the landscape area and the landscape balcony, the area of ​​the CEMS equipment platform is expanded, the high-level field of vision of the chimney is fully utilized, and the rest and viewing function is introduced without affecting the maintenance of the CEMS equipment, thus avoiding the single function of the platform layer. The platform layer can be smoothly accessed by stairs and elevators. The landscape balcony is similar to the architectural style of the facade, which ensures the indoor ventilation and lighting effects of the platform layer. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a vertical cross-sectional view of a power plant chimney with a CEMS equipment platform in an embodiment of the utility model;

[0023] Figure 2 It is a schematic plan view of a power plant chimney with a CEMS equipment platform in an embodiment of the utility model;

[0024] In the figure, 1-chimney body, 2-steel structure frame, 21-steel column, 22-steel beam, 23-platform floor, 24-first cantilever beam, 25-first reinforcement rib, 26-second cantilever beam, 27-balcony awning, 28-second reinforcement rib, 3-exterior facade, 4-platform layer, 40-avoidance hole, 401-first arc-shaped notch, 402-second arc-shaped notch, 41-equipment area, 42-landscape area, 43-landscape balcony, 431-glass door, 432-glass guardrail, 44-stairs, 45-elevator, 46-partition wall, 47-movable door, 48-bar. DETAILED DESCRIPTION

[0025] The following is a further detailed description of the specific implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0026] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like used in the present invention to indicate the orientation or position relationship are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0027] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0028] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0029] like Figure 1 , Figure 2 As shown, a power plant chimney with a CEMS equipment platform according to an embodiment of the utility model comprises a chimney body 1, a steel structure frame 2 and an exterior facade 3, wherein the steel structure frame 2 is arranged on the outside of the chimney body 1, and the exterior facade 3 is covered and installed on the outside of the steel structure frame 2; a platform layer 4 is also provided on the steel structure frame 2, and the platform layer 4 comprises an equipment area 41 and a landscape area 42, wherein the equipment area 41 is located on one side of the chimney body 1, and is used for setting up CEMS equipment and workers' maintenance operations.

[0030] A landscape area 42 is located on the other side of the chimney body 1. A landscape balcony 43 is provided on the outer side of the steel structure frame 2 corresponding to the landscape area 42. The landscape balcony 43 is protrudingly arranged on the outer side of the facade 3. Stairs 44 and elevators 45 are also provided inside the steel structure frame 2. The stairs 44 and elevators 45 are both arranged along the height direction of the chimney body 1. The stairs 44 and elevators 45 are respectively connected to the platform layer 4.

[0031] The power plant chimney with a CEMS equipment platform adopts a design form of a chimney body 1, a steel structure frame 2, an exterior facade 3 and a platform layer 4. The steel structure frame 2 is arranged on the outside of the chimney body 1, and the exterior facade 3 is installed on the outside of the steel structure frame 2. The steel structure frame 2 and the exterior facade 3 are used to protect and decorate the chimney body 1, effectively shield the process equipment of the chimney, weaken the industrial appearance of the power plant, and improve the regularity of the power plant chimney, so that the chimney shape is coordinated with the urban environment.

[0032] Since a platform layer 4 is provided on the steel structure frame 2, the platform layer 4 includes an equipment area 41, a landscape area 42 and a landscape balcony 43 provided on the outside of the steel structure frame 2. The CEMS equipment can be arranged in the equipment area 41 and workers can perform maintenance work. The landscape area 42 and the landscape balcony 43 are designed in combination to expand the area of ​​the CEMS equipment platform, fully utilize the high-level field of view of the chimney, and introduce the rest and viewing function without affecting the maintenance of the CEMS equipment, thereby avoiding the single function of the platform layer 4. The platform layer can be smoothly ascended and descended by stairs 44 and elevators 45. The landscape balcony 43 is similar to the architectural style of the facade 3, thereby ensuring the indoor ventilation and lighting effects of the platform layer 4.

[0033] In this embodiment, a avoidance hole 40 is provided in the middle of the platform layer 4, and the avoidance hole 40 is in clearance with the chimney body 1. Specifically, a first arc-shaped notch 401 is provided in the equipment area 41 corresponding to the chimney body 1, and a second arc-shaped notch 402 is provided in the landscape area 42 corresponding to the chimney body 1, and the first arc-shaped notch 401 and the second arc-shaped notch 402 are combined to form the avoidance hole 40. The first arc-shaped notch 401 in the equipment area 41 and the second arc-shaped notch 402 in the landscape area 42 are combined to form the avoidance hole 40 of the platform layer 4 corresponding to the chimney body 1, thereby ensuring the close combination of the platform layer 4 and the chimney body 1.

[0034] Among them, a partition wall 46 is arranged between the equipment area 41 and the landscape area 42, and the partition wall 46 is arranged parallel to the radial extension of the chimney body 1. The equipment area 41 and the landscape area 42 can be effectively separated by the partition wall 46, ensuring that equipment maintenance work and viewing and leisure do not affect each other. Stairs 44 are set in the equipment area 41 and the landscape area 42, and an elevator 45 is set in the landscape area 42 near the partition wall 46, which is convenient for people to go up and down the platform layer 4. The partition wall 46 is also equipped with a movable door 47 to meet the requirements of personnel activities and fire protection.

[0035] Moreover, a bar counter 48 is provided near the chimney body 1 in the landscape area 42 to provide drinks and food services for people. A plurality of seats (not shown in the figure) are arranged near the landscape balcony 43 in the landscape area 42 to meet social needs such as sightseeing, gathering, and rest.

[0036] The steel structure frame 2 includes a steel column 21 and a steel beam 22 that are fixedly connected, and a platform floor 23 arranged on the steel beam 22, and the platform floor 23 is arranged at any height between 40m and 60m. In this embodiment, the platform floor 23 is arranged at a height of 60m. The steel structure frame 2 is also provided with a first cantilever beam 24 on the outer side of the platform layer 4 corresponding to the first cantilever beam 24, and a balcony floor is laid and fixed on the first cantilever beam 24, and a first reinforcing rib 25 is connected between the first cantilever beam 24 and the steel column 21. A second cantilever beam 26 is provided on the upper part of the steel structure frame 2 corresponding to the first cantilever beam 24, and a balcony awning 27 is fixedly installed on the second cantilever beam 26, and a second reinforcing rib 28 is connected between the second cantilever beam 26 and the steel column 21.

[0037] In addition, a glass door 431 is provided between the landscape area 42 and the landscape balcony 43, and a glass guardrail 432 is fixed to the outer side of the landscape balcony 43. While ensuring the safety of balcony viewing, the glass door 431 and the glass guardrail 432 increase the viewing field of view and improve the lighting and ventilation effects.

[0038] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and substitutions can be made without departing from the technical principle of the present invention. These improvements and substitutions should also be regarded as the protection scope of the present invention.

Claims

1. A power plant chimney with a CEMS equipment platform, characterized in that: It comprises a chimney body, a steel structure frame and an external facade, wherein the steel structure frame is arranged outside the chimney body, and the external facade is covered and installed on the outside of the steel structure frame; The steel structure frame is also provided with a platform layer, which includes an equipment area and a landscape area. The equipment area is located on one side of the chimney body and is used for setting up CEMS equipment and workers' maintenance operations. The landscape area is located on the other side of the chimney body, and a landscape balcony is provided on the outer side of the steel structure frame corresponding to the landscape area, and the landscape balcony is protrudingly arranged on the outer side of the facade; Stairs and elevators are also provided inside the steel structure frame, and the stairs and elevators are both arranged along the height direction of the chimney body, and the stairs and elevators are respectively connected to the platform layer; A avoidance hole is provided in the middle of the platform layer, and the avoidance hole is clearance-matched with the chimney body; A first arc-shaped notch is provided in the equipment area corresponding to the chimney body, and a second arc-shaped notch is provided in the landscape area corresponding to the chimney body. The first arc-shaped notch and the second arc-shaped notch form the avoidance hole in combination.

2. The power plant chimney with a CEMS equipment platform according to claim 1, characterized in that: A partition wall is provided between the equipment area and the landscape area, and the partition wall is arranged parallel to the radial extension of the chimney body.

3. The power plant chimney with a CEMS equipment platform according to claim 2, characterized in that: The stairs are both provided in the equipment area and the landscape area. The elevator is arranged in the landscape area near the partition wall. The partition wall is also provided with a movable door.

4. The power plant chimney with a CEMS equipment platform according to claim 1, characterized in that: The landscape area is provided with a bar counter near the chimney body, and the landscape area is provided with a plurality of seats near the landscape balcony.

5. The power plant chimney with a CEMS equipment platform according to claim 1, characterized in that: The steel structure frame includes steel columns and steel beams that are fixedly connected, and a platform floor slab arranged on the steel beams, and the platform floor slab is arranged at any height between 40m and 60m.

6. The power plant chimney with a CEMS equipment platform according to claim 5, characterized in that: The steel structure frame is further provided with a first cantilever beam on the outer side corresponding to the platform layer, a balcony floor slab is laid and fixed on the first cantilever beam, and a first reinforcing rib is connected between the first cantilever beam and the steel column.

7. The power plant chimney with a CEMS equipment platform according to claim 6, characterized in that: The steel structure frame is provided with a second cantilever beam at an upper portion corresponding to the first cantilever beam, a balcony awning is fixedly mounted on the second cantilever beam, and a second reinforcing rib is connected between the second cantilever beam and the steel column.

8. The power plant chimney with a CEMS equipment platform according to claim 1, characterized in that: A glass door is arranged between the landscape area and the landscape balcony, and a glass guardrail is fixed on the outer side of the landscape balcony.

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