A new type of fixed base for steam turbine condenser in thermal power plant

Abstract

The utility model relates to the technical field of steam turbine condenser fixation, and specifically to a new type of fixed base for a steam turbine condenser in a thermal power plant, including a condenser and a fixed base for fixing the condenser, wherein the bottom of the condenser has a plurality of support legs, and the top of the fixed base is fixedly connected with a plurality of fixed shells corresponding to the support legs, and the inner wall of the fixed shell is slidably connected with a pressing plate. By setting a reinforcement component, an automated fixing and moving process can be achieved when installing the condenser. This method uses a reinforcement component to automatically fix the support legs of the condenser, and further reinforces them by a take-up roller and a pay-off roller. At the same time, the condenser and its base can be moved and fixed at any time by an electric telescopic rod and a ball. Such a design not only greatly reduces the manpower requirements and operation complexity, improves the safety and efficiency of the operation, but also can flexibly respond to the movement and adjustment requirements of the equipment, and has strong adaptability.

Description

Technical Field

[0001] The utility model relates to the technical field of steam turbine condenser fixing, in particular to a novel fixing base for a steam turbine condenser of a thermal power plant. Background Art

[0002] The steam turbine condenser plays a key role in the steam turbine system. Its main function is to condense the high-temperature and high-pressure steam discharged from the steam turbine into liquid water for recycling. The steam turbine condenser is usually fixed by a fixed base to ensure the stability, safety and performance optimization of the condenser during operation. The fixed base can effectively support the condenser, prevent displacement caused by vibration or temperature changes, and extend its service life.

[0003] After the fixed base fixes the condenser, the fixed base and the condenser may be moved to adapt to the needs of system changes, equipment maintenance or upgrades, and performance optimization. Due to the heavy weight of the condenser, it is not convenient to move after it is fixed on the fixed base, and sufficient manpower and equipment support are required. The operation is complicated and time-consuming. In addition, fixing the condenser on the base may require the cooperation of multiple people, and the fixing process cannot be completed automatically, which increases the complexity and time cost of the operation. Utility Model Content

[0004] In view of the above shortcomings of the prior art, the utility model provides a novel fixed base for a steam turbine condenser in a thermal power plant, which can effectively solve the problem that the fixed base in the prior art is not easy to move and the condenser cannot be automatically fixed when fixed on the fixed base.

[0005] In order to achieve the above objectives, the present invention is implemented through the following technical solutions:

[0006] The utility model provides a novel fixed base for a condenser of a steam turbine in a thermal power plant, comprising a condenser and a fixed base for fixing the condenser, wherein the bottom of the condenser is provided with a plurality of supporting legs, the top of the fixed base is fixedly connected with a plurality of fixed shells corresponding to the supporting legs, the inner wall of the fixed shell is slidably connected with a pressing plate, the bottom end of the pressing plate is fixedly connected with a spring at the top of the fixed base, the outer wall of the fixed shell is provided with a movable through hole, the outer wall of the pressing plate is fixedly connected with a sliding block slidably connected with the movable through hole, and the sliding outer wall is fixedly connected with a reinforcement component.

[0007] According to the above-mentioned new type of fixed base for a steam turbine condenser in a thermal power plant, the reinforcement component includes a spur plate fixedly connected to the outer wall of the sliding block, a connecting plate fixedly connected to the outer wall of the fixed shell, a support plate fixedly connected to the outer wall of the fixed shell, a rotating rod rotatably connected between the connecting plate and the support plate, a gear meshing with the spur plate fixedly connected to the outer wall of the rotating rod, an inclined groove is provided on the side wall of the support plate, the inner wall of the inclined groove is slidably connected to the beveled tooth plate, and the beveled tooth plate meshes with the gear.

[0008] According to the above-mentioned novel fixed base for a steam turbine condenser in a thermal power plant, the support legs are in sliding contact with the inner wall of the fixed shell and in contact with the pressing plate, and a fixing groove is provided on the outer wall of the fixed shell, and the fixing groove is in intermittent contact with the bevel tooth plate.

[0009] According to the above-mentioned new type of fixed base for a steam turbine condenser in a thermal power plant, the bottom end of the fixed base is fixedly connected to a support shell, the inner wall of the support shell is fixedly connected to an electric telescopic rod, the bottom end of the electric telescopic rod is fixedly connected to a moving block, and the bottom end of the moving block is rollingly connected to a plurality of balls.

[0010] According to the above-mentioned novel fixed base for a steam turbine condenser in a thermal power plant, two symmetrical vertical plates are fixedly connected to the top of the fixed base, and two opposite sides of the vertical plates are rotatably connected to wire-releasing rollers.

[0011] According to the above-mentioned new type of fixed base for a steam turbine condenser in a thermal power plant, two symmetrical mounting plates are fixedly connected to the top of the fixed base, and two opposite sides of the mounting plates are rotatably connected to take-up rollers, and the outer wall of one of the mounting plates is fixedly connected to a motor for driving the take-up roller.

[0012] Compared with the known prior art, the technical solution provided by the utility model has the following beneficial effects:

[0013] By setting up reinforcement components, the process of fixing and moving the condenser can be automated when installing it. This method uses reinforcement components to automatically fix the support legs of the condenser, and further reinforces them through take-up rollers and pay-off rollers. At the same time, the condenser and its base can be moved and fixed at any time using electric telescopic rods and balls. This design not only greatly reduces the manpower requirements and operational complexity, improves the safety and efficiency of operations, but also can flexibly respond to the needs of equipment movement and adjustment, and has strong adaptability. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the partial three-dimensional structure of the utility model Figure 1 ;

[0017] Figure 3 It is a schematic diagram of the partial three-dimensional structure of the utility model Figure 2 .

[0018] Figure numerals: 1. fixed base; 2. supporting leg; 3. fixed shell; 4. pressing plate; 5. spring; 6. movable through hole; 7. sliding block; 8. reinforcement assembly; 81. straight tooth plate; 82. connecting plate; 83. supporting plate; 84. rotating rod; 85. gear; 86. inclined slide groove; 87. inclined tooth plate; 88. fixed groove; 9. supporting shell; 10. electric telescopic rod; 11. moving block; 12. ball bearing; 13. vertical plate; 14. pay-off roller; 15. mounting plate; 16. take-up roller; 17. motor. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] The utility model is further described below in conjunction with embodiments.

[0021] Example: Refer to Figures 1 to 3A new type of fixed base 1 for a steam turbine condenser in a thermal power plant comprises a condenser and a fixed base 1 for fixing the condenser, the bottom of the condenser has a plurality of supporting legs 2, the top of the fixed base 1 is fixedly connected with a plurality of fixed shells 3 corresponding to the supporting legs 2, the inner wall of the fixed shell 3 is slidably connected with a pressing plate 4, the bottom end of the pressing plate 4 is fixedly connected with a spring 5 at the top of the fixed base 1, the outer wall of the fixed shell 3 is provided with a moving through hole 6, the outer wall of the pressing plate 4 is fixedly connected with a sliding block 7 slidably connected with the moving through hole 6, and the sliding outer wall is fixedly connected with a reinforcement component 8.

[0022] The reinforcement assembly 8 includes a spur plate 81 fixedly connected to the outer wall of the sliding block 7, a connecting plate 82 fixedly connected to the outer wall of the fixed shell 3, a support plate 83 fixedly connected to the outer wall of the fixed shell 3, a rotating rod 84 rotatably connected between the connecting plate 82 and the support plate 83, a gear 85 meshing with the spur plate 81 fixedly connected to the outer wall of the rotating rod 84, an inclined groove 86 is provided on the side wall of the support plate 83, the inner wall of the inclined groove 86 is slidably connected to the inclined tooth plate 87, and the inclined tooth plate 87 meshes with the gear 85.

[0023] The supporting leg 2 is in sliding contact with the inner wall of the fixed shell 3 and in contact with the pressing plate 4 . The outer wall of the fixed shell 3 is provided with a fixing groove 88 , and the fixing groove 88 is in intermittent contact with the bevel tooth plate 87 .

[0024] The bottom end of the fixed base 1 is fixedly connected to a support shell 9, the inner wall of the support shell 9 is fixedly connected to an electric telescopic rod 10, the bottom end of the electric telescopic rod 10 is fixedly connected to a moving block 11, and the bottom end of the moving block 11 is rollingly connected to a plurality of balls 12.

[0025] Two symmetrical vertical plates 13 are fixedly connected to the top of the fixed base 1 , and two opposite sides of the vertical plates 13 are rotatably connected to the pay-off rollers 14 .

[0026] Two symmetrical mounting plates 15 are fixedly connected to the top of the fixed base 1 , and two opposite sides of the mounting plates 15 are rotatably connected to take-up rollers 16 , and a motor 17 for driving the take-up roller 16 is fixedly connected to the outer wall of one of the mounting plates 15 .

[0027] The working principle of the utility model is as follows:

[0028] In the process of installing the condenser in the fixed shell 3 on the fixed base 1, the support legs 2 of the condenser are placed on the pressing plate 4 in the fixed shell 3, and then the sliding block 7 is driven to move synchronously by the pressing plate 4, and the spur plate 81 is further driven to move synchronously. Since the spur plate 81 is engaged with the gear 85, the helical plate 87 is driven to move obliquely upward by the gear 85. When the pressing plate 4 is squeezed to the bottom, the front end of the helical plate 87 is inserted into the fixing groove 88 to further reinforce the condenser.

[0029] After the fixing is completed, the wire is released through the wire-releasing roller 14 and passed around the upper end of the condenser, and then the wire-receiving roller 16 is driven by the starting motor 17 to re-reinforce the condenser;

[0030] When the condenser needs to be moved after fixation, the electric telescopic rod 10 is started to drive the moving block 11 to extend, and then the ball 12 can help the fixed base 1 and the condenser to move. When the movement is completed, the electric telescopic rod 10 is started to be retracted so that the support shell 9 contacts the ground for fixation.

[0031] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or replace some of the technical features therein by equivalents. These modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the protection scope of the technical solutions of the embodiments of the present invention.

Claims

1. A novel fixed base for a steam turbine condenser in a thermal power plant, comprising a condenser and a fixed base (1) for fixing the condenser, wherein the bottom of the condenser has a plurality of supporting legs (2), characterized in that: The top of the fixed base (1) is fixedly connected to a plurality of fixed shells (3) corresponding to the supporting legs (2); the inner wall of the fixed shell (3) is slidably connected to a pressing plate (4); the bottom end of the pressing plate (4) is fixedly connected to a spring (5) at the top of the fixed base (1); a movable through hole (6) is provided on the outer wall of the fixed shell (3); a sliding block (7) slidably connected to the movable through hole (6) is fixedly connected to the outer wall of the pressing plate (4); and a reinforcing component (8) is fixedly connected to the sliding outer wall.

2. A new type of fixed base for a steam turbine condenser in a thermal power plant according to claim 1, characterized in that: The reinforcement component (8) comprises a straight tooth plate (81) fixedly connected to the outer wall of the sliding block (7); a connecting plate (82) fixedly connected to the outer wall of the fixed shell (3); a supporting plate (83) fixedly connected to the outer wall of the fixed shell (3); a rotating rod (84) rotatably connected between the connecting plate (82) and the supporting plate (83); a gear (85) meshing with the straight tooth plate (81) fixedly connected to the outer wall of the rotating rod (84); an inclined sliding groove (86) is provided on the side wall of the supporting plate (83); an inclined tooth plate (87) is slidably connected to the inner wall of the inclined sliding groove (86); and the inclined tooth plate (87) meshes with the gear (85).

3. The new type of fixed base for a steam turbine condenser in a thermal power plant according to claim 1 is characterized in that: The support leg (2) is in sliding contact with the inner wall of the fixed shell (3) and is in contact with the pressing plate (4); the outer wall of the fixed shell (3) is provided with a fixing groove (88), and the fixing groove (88) is in intermittent contact with the bevel tooth plate (87).

4. The novel fixed base for a steam turbine condenser of a thermal power plant according to claim 1 is characterized in that: The bottom end of the fixed base (1) is fixedly connected to a support shell (9), the inner wall of the support shell (9) is fixedly connected to an electric telescopic rod (10), the bottom end of the electric telescopic rod (10) is fixedly connected to a moving block (11), and the bottom end of the moving block (11) is rollingly connected to a plurality of balls (12).

5. The novel fixed base for a steam turbine condenser of a thermal power plant according to claim 1 is characterized in that: Two symmetrical vertical plates (13) are fixedly connected to the top of the fixed base (1), and two opposite sides of the vertical plates (13) are rotatably connected to pay-off rollers (14).

6. The novel fixed base for a steam turbine condenser of a thermal power plant according to claim 1 is characterized in that: The top of the fixed base (1) is fixedly connected to two symmetrical mounting plates (15), and two opposite sides of the mounting plates (15) are rotatably connected to take-up rollers (16), and the outer wall of one of the mounting plates (15) is fixedly connected to a motor (17) for driving the take-up roller (16).

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