CN210564677U - Centripetal turbine high-speed direct-connection power generation system - Google Patents

Abstract

The utility model discloses a high-speed direct connection power generation system of centripetal turbine, including the high-speed generator body, the top of high-speed generator body is equipped with the frame, the bottom fixedly connected with base of high-speed generator body, the inner chamber of frame rotates and is equipped with the impeller, one side of frame is equipped with steam inlet, and the top of frame is equipped with the steam vent, and one side of frame bottom is equipped with the drain trap, is equipped with flange between high-speed generator body and the frame, and the high-speed generator body passes through flange and frame fixed connection, and the staple bolt has been cup jointed to the one end of steam inlet. The utility model discloses the mode that sets up that utilizes high-speed generator body, frame and base makes the generator change vertical structure into from traditional horizontal, and the cooperation of deuterogamying steam admission mouth and impeller is used, thereby effectively solves the axial force that the centripetal turbine operation produced and the rotor dynamics stability problem reduces the energy loss of generator when the electricity generation, has reduced the power generation cost, has improved the generating efficiency.

Description

Centripetal turbine high-speed direct-connection power generation system

Technical Field

The utility model relates to a directly ally oneself with the electricity generation field, in particular to high-speed directly ally oneself with power generation system of entad turbine.

Background

In the prior art, turbines are mostly of axial flow type. Because the power value of various waste heat and waste heat is generally low, if an axial flow turbine is adopted, the manufacturing cost is high because the structure is similar to that of a high-power machine type. Further, the axial flow turbine cannot achieve a high rotational speed because of the limitation of the rotational speed of the blades, and thus it is difficult to achieve a relatively high operation efficiency. Compared with the prior art, the other turbine structure is of a centripetal type, and is characterized by simple structure, low manufacturing cost, small occupied area, high rotating speed realization and operation efficiency similar to or equal to that of a high-power axial flow turbine in a low-power occasion.

However, the radial inflow turbine is limited by its structure, and is liable to generate a large axial force when in operation, and is generally mounted in a cantilever manner, so that the impeller is located at the shaft end of the rotor, and the problem of unstable rotor dynamics is liable to occur. Making it difficult to achieve higher flow rates and efficiencies. Therefore, a new centripetal turbine structure and arrangement mode need to be developed, so that the problems of axial force generated by the operation of the centripetal turbine and stable rotor dynamics can be effectively solved, the flow and efficiency limitations of the centripetal turbine are broken through, the manufacturing cost is further reduced, the centripetal turbine generates higher economic return, and the centripetal turbine has stronger competitiveness in various industrial energy-saving reconstruction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a high-speed direct connection power generation system of entad turbine to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a high-speed direct connection power generation system of centripetal turbine, includes the high-speed generator body, the top of high-speed generator body is equipped with the frame, the bottom fixedly connected with base of high-speed generator body, the inner chamber of frame rotates and is equipped with the impeller, one side of frame is equipped with steam admission steam port.

Preferably, the top end of the frame is provided with a steam exhaust port, and one side of the bottom end of the frame is provided with a drain port.

Preferably, a shaft seal steam extraction opening is formed in the other side of the bottom of the frame, and a shaft seal drainage opening is formed in the middle of the bottom end of the shaft seal steam extraction opening.

Preferably, a connecting flange is arranged between the high-speed generator body and the rack, the high-speed generator body is fixedly connected with the rack through the connecting flange, and one end of the steam inlet is sleeved with the hoop.

Preferably, the bottom of one side of the high-speed generator body is provided with a junction box, and a control switch is mounted outside the junction box.

Preferably, the bottom end of the base is fixedly connected with a bearing plate.

The utility model discloses a technological effect and advantage:

1. the utility model discloses utilize the setting mode of high-speed generator body, frame and base to make the generator change from traditional horizontal to vertical structure, cooperate the steam admission mouth and the cooperation of impeller to use again and can save the use of reduction gear, effectively solve the axial force and the rotor dynamics stability problem that centripetal turbine operation produced to reduce the energy loss of generator when generating electricity, reduced the power generation cost, improved the generating efficiency;

2. the utility model discloses utilize setting up of steam extraction mouth, drain trap, bearing seal steam extraction mouth and convulsions drain trap can be convenient for gaseous discharge and the discharge of steam liquefaction back rivers to the life of the generator of improvement.

Drawings

Fig. 1 is a schematic diagram of the front structure of the present invention.

Fig. 2 is a schematic view of the impeller of the present invention viewed from the bottom.

In the figure: 1. a high-speed generator body; 2. a frame; 3. a steam inlet; 4. hooping; 5. a steam exhaust port; 6. a shaft seal steam extraction port; 7. a connecting flange; 8. shaft seal drain port; 9. a drain port; 10. an impeller; 11. a base; 12. a junction box; 13. a carrier plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a centripetal turbine high-speed direct-connection power generation system as shown in figures 1-2, which comprises a high-speed generator body 1, wherein the top end of the high-speed generator body 1 is fixedly connected with a frame 2 through a connecting flange 7, so as to be convenient for the installation and the disassembly between the frame 2 and the high-speed generator body 1, the bottom end of the high-speed generator body 1 is fixedly connected with a base 11, the frame 2, the high-speed generator body 1 and the base 11 are arranged in the same vertical line, so that the generator can be changed from a traditional horizontal structure to a vertical structure, the energy loss of the generator during power generation can be reduced by using a brand new installation mode, the bottom end of the base 11 is fixedly connected with a bearing plate 13, an impeller 10 is arranged in the inner cavity of the frame 2 in a rotating way, the impact force of steam is used for driving, so that the high-speed generator body 1 can be converted into electric energy by using mechanical energy transmitted by the impeller 10, one side of the frame 2 is provided with a steam inlet 3 for steam to enter, one end of the steam inlet 3 is sleeved with a hoop 4 for connecting with an external steam pipe, the top end of the frame 2 is provided with a steam outlet 5 for discharging redundant steam inside the frame 2, one side of the bottom end of the frame 2 is provided with a drain outlet 9 for discharging liquefied steam out of the frame 2, so that the service lives of the frame 2 and the impeller 10 are prolonged, the other side of the bottom of the frame 2 is provided with a shaft seal steam outlet 6, the middle part of the bottom end of the shaft seal steam outlet 6 is provided with a shaft seal drain outlet 8, and the arrangement of the shaft seal steam outlet 6 and the shaft seal drain outlet 8 can facilitate the adjustment of the steam and liquid contents inside the frame 2;

the bottom of one side of the high-speed generator body 1 is provided with a junction box 12, and a control switch is arranged outside the junction box 12, so that the installation of an external cable and the control of an electric switch are facilitated.

This practical theory of operation: when the generator generates electricity, steam is introduced into the rack 2 from the steam inlet 3 through the external steam guide pipe, the steam entering the rack 2 drives the impeller 10 to rotate, mechanical energy generated when the impeller 10 rotates is transmitted to the high-speed generator body 1, and the high-speed generator body 1 converts the mechanical energy transmitted by the impeller 10 into electric energy, so that electricity generation of the high-speed generator body 1 is realized.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second", "third", "fourth" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, whereby the features defined as "first", "second", "third", "fourth" may explicitly or implicitly include at least one such feature.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a high-speed direct connection power generation system of entad turbine, includes high-speed generator body (1), its characterized in that: the high-speed generator is characterized in that a rack (2) is arranged at the top end of the high-speed generator body (1), a base (11) is fixedly connected to the bottom end of the high-speed generator body (1), an impeller (10) is arranged in the inner cavity of the rack (2) in a rotating mode, and a steam inlet (3) is formed in one side of the rack (2).

2. A centripetal turbine high-speed direct-coupled power generation system according to claim 1, wherein: the top of frame (2) is equipped with steam vent (5), one side of frame (2) bottom is equipped with drain hole (9).

3. A centripetal turbine high-speed direct-coupled power generation system according to claim 1, wherein: the other side of the bottom of the frame (2) is provided with a shaft seal steam extraction opening (6), and the middle of the bottom end of the shaft seal steam extraction opening (6) is provided with a shaft seal drainage opening (8).

4. A centripetal turbine high-speed direct-coupled power generation system according to claim 1, wherein: be equipped with flange (7) between high-speed generator body (1) and frame (2), high-speed generator body (1) passes through flange (7) and frame (2) fixed connection, staple bolt (4) have been cup jointed to the one end of steam inlet (3).

5. A centripetal turbine high-speed direct-coupled power generation system according to claim 1, wherein: the high-speed generator is characterized in that a junction box (12) is arranged at the bottom of one side of the high-speed generator body (1), and a control switch is installed outside the junction box (12).

6. A centripetal turbine high-speed direct-coupled power generation system according to claim 1, wherein: the bottom end of the base (11) is fixedly connected with a bearing plate (13).

Images