CN215344158U

CN215344158U - 1000 MW-level water-hydrogen generator base

Info

Publication number: CN215344158U
Application number: CN202121777034.3U
Authority: CN
Inventors: 张昕宇
Original assignee: SUZHOU JUNENG GENERATOR COROLLARY EQUIPMENT CO Ltd
Current assignee: SUZHOU JUNENG GENERATOR COROLLARY EQUIPMENT CO Ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2021-12-28
Anticipated expiration: 2031-08-02

Abstract

The utility model discloses a 1000 MW-level water-hydrogen generator base which comprises a frame and outer cover plates, wherein outer wall plates are arranged at two ends of the frame, the lower ends of the outer wall plates are arc-shaped parts, the upper ends of the outer wall plates are rectangular parts which are connected with the arc-shaped parts and extend upwards to the arc-shaped tops, a plurality of annular middle wall plates are arranged between the two outer wall plates, a plurality of supporting plates which are distributed at intervals along the circumference of the middle wall plate are arranged between the outer wall plates and the middle wall plates and between the middle wall plates and the middle wall plates, outer cover plates are wrapped outside the frame, two ends of each outer cover plate are pipe shells which are in the same shape as the outer wall plates, gaps between the outer cover plates and two sides of the upper end of the frame are air ducts, one end of the lower end of each outer cover plate is provided with an outlet box, the other end of each outer cover plate is provided with a base, and the bases are distributed at intervals along the length direction of the frame. The 1000 MW-level water-hydrogen generator base disclosed by the utility model has the advantages of good strength, rigidity and sealing property, high safety coefficient, high weld compactness, no hydrogen leakage and water leakage phenomena in the using process and good cooling performance.

Description

1000 MW-level water-hydrogen generator base

Technical Field

The utility model belongs to the technical field of generator bases, and particularly relates to a 1000 MW-level water-hydrogen generator base.

Background

In recent years, the Chinese power generation equipment manufacturing industry enters a rapid development stage, the power generation equipment production technology is greatly improved, the capacity is gradually improved, the localization degree is continuously improved, the Chinese power generation equipment manufacturing industry realizes the leap-type development, part of the product production technology reaches the international advanced level, and the continuous and healthy development of the Chinese power industry is powerfully supported.

The base, as the biggest and heaviest component in the generator, needs to bear the rotor mass, and the quality of the assembly and welding of the base is of great importance to the whole generator. The existing water-hydrogen generator base is limited by the process, so that the strength requirement of high power is met, the structure is complex, the size is large, most of exhaust cooling systems are incomplete, the efficiency is low, and the internal energy is easy to accumulate.

SUMMERY OF THE UTILITY MODEL

Utility model purpose: in order to overcome the defects, the utility model aims to provide the 1000 MW-level water-hydrogen generator base which has the advantages of good strength, rigidity and sealing property, high safety coefficient, high welding line compactness, no hydrogen leakage and water leakage phenomena in the using process and good cooling performance.

The technical scheme is as follows: a1000 MW-level water-hydrogen generator base comprises a frame and outer cover plates, wherein outer wall plates are arranged at two ends of the frame in parallel, the lower ends of the outer wall plates are arc-shaped parts, the upper ends of the outer wall plates are rectangular parts connected with the arc-shaped parts and upwards extend to arc-shaped tops, a plurality of annular middle wall plates are arranged between the two outer wall plates, the middle wall plates are arranged in parallel at intervals along the length direction of the frame, a plurality of supporting plates are arranged between the outer wall plates and the middle wall plates and between the middle wall plates and are connected through the supporting plates, outer cover plates are wrapped outside the frame, the outer cover plates are pipe shells with the same shape as the outer wall plates, two ends of each outer cover plate are abutted against the inner side surfaces of the outer wall plates, air ducts are arranged in gaps between the outer cover plates and two sides of the upper end of the frame, a wire outlet box is arranged at one end of the lower end of each outer cover plate, a base is arranged at the other end of each outer cover plate, wire outlet box is provided with a wire hole, the bases are distributed at intervals along the length direction of the rack.

Furthermore, in the 1000 MW-level water-hydrogen generator base, the arc-shaped part of the outer wall plate and the middle wall plate have the same axis, and the coaxiality is not more than 3 mm.

Furthermore, foretell 1000MW level water hydrogen generator frame, the manhole flange of a plurality of rectangles is equipped with along housing plate length direction in housing plate outer wall both sides, is convenient for the assembly and the maintenance of frame.

Furthermore, foretell 1000MW level water hydrogen generator frame, be equipped with a plurality of temperature measurement flange holes on the outer cover plate outer wall, temperature measurement flange hole is along outer cover plate length direction interval distribution, the downthehole temperature measurement lead box that is provided with of temperature measurement flange, temperature measurement lead box is connected with the temperature sensor who locates in the frame. Through the design of temperature measurement flange hole, temperature measurement lead wire box, temperature sensor for the staff outside the frame can obtain real-time temperature data, controls the air volume in wind channel, thereby controls the cooling capacity of frame.

Furthermore, foretell 1000MW level water hydrogen generator frame, outer cover plate outer wall both sides are equipped with the footing board, the footing board is located manhole flange below to along cover plate length direction from the head end to terminal interval distribution, further strengthen the intensity of frame.

Furthermore, according to the 1000 MW-level water hydrogen generator base, the base plate is provided with a plurality of reinforcing rib plates connected with the outer cover plate, and the reinforcing rib plates are arrayed along the length direction of the base plate to reinforce the strength of the base plate.

Furthermore, a plurality of lifting climbing seats are arranged on two sides of the outer wall of the outer cover plate of the 1000 MW-level water-hydrogen generator base, so that the base is convenient to hoist and transport and assemble; the lifting climbing seat is arranged between the base foot plates which are arranged at intervals.

Further, foretell 1000MW level water hydrogen generator frame, the base includes bottom plate, riser and a plurality of connecting plates of being connected with the housing plate, the connecting plate is arranged along housing plate length direction array, the connecting plate below is equipped with the bottom plate of being connected with it, and the outside is equipped with the riser of being connected with it, the riser sets up with the bottom plate is perpendicular. Through the setting of bottom plate, riser and connecting plate, strengthen the intensity of base to strengthen the intensity of frame and firm.

The technical scheme shows that the utility model has the following beneficial effects:

1. according to the 1000 MW-level water-hydrogen generator base, the outer wall plate and the middle wall plate are connected through the plurality of support plates, so that the connection rigidity is ensured, the strength of the base is ensured, the safety coefficient is high, the welding seam compactness is high, and hydrogen leakage and water leakage are avoided in the using process; the lower end of the outer cover plate is provided with the outlet box and the base, the outlet box is convenient for wiring and improves the use convenience, and meanwhile, the outlet box is combined with the base to be used as a supporting seat of the base, so that the strength and the stability of the base are enhanced, and the loss of materials is reduced;

2. according to the 1000 MW-level water-hydrogen generator base, the air duct is additionally arranged at the upper ends of the outer cover plate and the frame on the basis of the cooling system of the generator, so that the generator base is provided with stronger cooling performance, and the cooling capacity of the water-hydrogen generator is improved.

Drawings

FIG. 1 is a schematic structural diagram of a 1000 MW-class water-hydrogen generator base according to the present invention;

FIG. 2 is a schematic side view of a 1000MW class water-hydrogen generator base according to the present invention;

FIG. 3 is a schematic diagram of an external structure of a 1000MW class water-hydrogen generator base according to the present invention;

in the figure: the temperature measuring device comprises a rack 1, an outer wall plate 11, an inner wall plate 12, a support plate 13, an outer cover plate 2, an air duct 3, an outlet box 4, a base 5, a bottom plate 51, a vertical plate 52, a connecting plate 53, a manhole flange 6, a temperature measuring flange hole 7, a footing plate 8, a reinforcing rib plate 81 and a lifting climbing seat 9.

Detailed Description

The utility model is further elucidated with reference to the drawings and the embodiments.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example 1

As shown in fig. 1-3, the 1000 MW-class water-hydrogen generator base of the present invention includes a frame 1 and an outer cover plate 2, wherein two ends of the frame 1 are provided with outer wall plates 11 arranged in parallel, the lower end of each outer wall plate 11 is an arc-shaped portion, the upper end of each outer wall plate 11 is a rectangular portion connected with the arc-shaped portion and extending upward to the arc-shaped top portion, a plurality of annular middle wall plates 12 are arranged between the two outer wall plates 11, the middle wall plates 12 are arranged in parallel and at intervals along the length direction of the frame 1, a plurality of support plates 13 arranged at intervals along the circumference of the middle wall plate 12 are arranged between the outer wall plates 11 and the middle wall plates 12, and connected by the support plates 13, the outer side of the frame 1 is wrapped with the outer cover plate 2, the outer cover plate 2 is a pipe casing having the same shape as the outer wall plates, and two ends of the outer wall plates 11 are abutted against the inner side faces of the outer wall plates, air ducts 3 are arranged in gaps between the outer cover plate 2 and two sides of the upper end of the frame 1, the air duct 3 can improve the cooling capacity of the machine base, one end of the lower end of the outer cover plate 2 is provided with a wire outlet box 4, the other end of the lower end of the outer cover plate is provided with a base 5, wire outlet holes are formed in the wire outlet box 4, and the base 5 is distributed at intervals along the length direction of the machine frame 2.

The outer cover plate is characterized in that a plurality of temperature measuring flange holes 7 are formed in the outer wall of the outer cover plate 2, the temperature measuring flange holes 7 are distributed at intervals along the length direction of the outer cover plate 7, temperature measuring lead boxes are arranged in the temperature measuring flange holes 7, and the temperature measuring lead boxes are connected with temperature measuring sensors arranged in the rack. Through the design of temperature measurement flange hole, temperature measurement lead wire box, temperature sensor for the staff outside the frame can obtain real-time temperature data, controls the air volume in wind channel 3, thereby improves the cooling capacity of frame.

Example 2

The arc-shaped part of the outer wall plate 11 and the middle wall plate 12 have the same axle center, and the coaxiality is not more than 3 mm.

The manhole flanges 5 of a plurality of rectangles are arranged on two sides of the outer wall of the outer cover plate 2 along the length direction of the outer cover plate 2, so that the machine base is convenient to assemble, overhaul and maintain.

The outer wall both sides of outer cover plate 2 are equipped with footing board 8, footing board 8 is located manhole flange 6 below to along 2 length direction from the head end to terminal interval distribution of outer cover plate, further strengthen the intensity of frame.

The base plate 8 is provided with a plurality of reinforcing rib plates 81 connected with the outer cover plate 2, and the reinforcing rib plates 81 are arrayed along the length direction of the base plate 8 to reinforce the strength of the base plate 8.

A plurality of lifting bar seats 9 are arranged on two sides of the outer wall of the outer cover plate 2, so that the machine base is convenient to hoist and transport and assemble; the lifting flap seats 9 are arranged between the base foot plates 8 which are arranged at intervals.

The base 5 includes bottom plate 51, riser 52 and a plurality of connecting plate 53 of being connected with housing plate 2, connecting plate 53 is arranged along the length direction array of housing plate 2, connecting plate 53 below is equipped with the bottom plate 51 of being connected with it, and the outside is equipped with the riser 52 of being connected with it, riser 52 sets up with bottom plate 51 is perpendicular.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that modifications can be made by those skilled in the art without departing from the principle of the present invention, and these modifications should also be construed as the protection scope of the present invention.

Claims

1. The utility model provides a 1000MW level water hydrogen generator frame which characterized in that: comprises a frame (1) and an outer cover plate (2), wherein outer wall plates (11) which are arranged in parallel are arranged at two ends of the frame (1), the outer wall plates (11) are arc-shaped parts at the lower ends, the upper ends of the outer wall plates are rectangular parts which are connected with the arc-shaped parts and upwards extend to arc-shaped tops, a plurality of annular middle wall plates (12) are arranged between the two outer wall plates (11), the middle wall plates (12) are arranged in parallel along the length direction of the frame (1) at intervals, a plurality of supporting plates (13) which are distributed along the circumference of the middle wall plates (12) are arranged between the outer wall plates (11) and the middle wall plates (12) and between the middle wall plates (12) and are connected through the supporting plates (13), the outer side of the frame (1) is coated with the outer cover plate (2), the outer cover plate (2) is a pipe shell body which has the same shape with the outer wall plates (11), and the inner side surfaces of the two ends are abutted against the outer wall plates (11), the air duct (3) is arranged in a gap between the outer cover plate (2) and two sides of the upper end of the rack (1), a wire outlet box (4) is arranged at one end of the lower end of the outer cover plate (2), a base (5) is arranged at the other end of the outer cover plate, wire outlet holes are formed in the wire outlet box (4), and the base (5) is distributed at intervals along the length direction of the rack (1).

2. The 1000MW class water hydrogen generator stand according to claim 1, characterized in that: the arc-shaped part of the outer wall plate (11) and the middle wall plate (12) are coaxial, and the coaxiality is not more than 3 mm.

3. The 1000MW class water hydrogen generator stand according to claim 1, characterized in that: a plurality of rectangular manhole flanges (6) are arranged on two sides of the outer wall of the outer cover plate (2) along the length direction of the outer cover plate (2).

4. The 1000MW class water hydrogen generator stand according to claim 1, characterized in that: the outer cover plate is characterized in that a plurality of temperature measuring flange holes (7) are formed in the outer wall of the outer cover plate (2), the temperature measuring flange holes (7) are distributed at intervals along the length direction of the outer cover plate (2), temperature measuring lead boxes are arranged in the temperature measuring flange holes (7), and the temperature measuring lead boxes are connected with temperature measuring sensors arranged in the rack.

5. The 1000MW class water hydrogen generator stand according to claim 1, characterized in that: outer cover plate (2) outer wall both sides are equipped with footing board (8), manhole flange (6) below is located footing board (8) to along outer cover plate (2) length direction from the head end to terminal interval distribution.

6. The 1000MW class water hydrogen generator stand according to claim 5, characterized in that: the bottom foot plate (8) is provided with a plurality of reinforcing rib plates (81) connected with the outer cover plate (2), and the reinforcing rib plates (81) are arrayed along the length direction of the bottom foot plate (8).

7. The 1000MW class water hydrogen generator stand according to claim 1, characterized in that: a plurality of lifting tab seats (9) are arranged on two sides of the outer wall of the outer cover plate (2), and the lifting tab seats (9) are arranged between the base foot plates (8) which are arranged at intervals.

8. The 1000MW class water hydrogen generator stand according to claim 1, characterized in that: base (5) include bottom plate (51), riser (52) and a plurality of connecting plate (53) of being connected with housing plate (2), housing plate (2) length direction array is arranged along connecting plate (53), connecting plate (53) below is equipped with bottom plate (51) of being connected with it, and the outside is equipped with riser (52) of being connected with it, riser (52) set up with bottom plate (51) are perpendicular.