Thermal steam trap of thermal power plant steam turbine

Abstract

The utility model discloses a thermal steam trap of a thermal power plant steam turbine, and relates to the technical field of steam traps. The steam trap comprises a steam trap and a mounting box, a cylinder is slidably connected in the mounting box, a disc is fixedly arranged at the top of the cylinder and fixedly connected with the steam trap through a screw, communicating pipes are symmetrically and fixedly communicated with the steam trap, first flange plates are slidably connected with the communicating pipes, and a connecting mechanism is arranged between the disc and the first flange plates. A guide pipe is arranged at the end of the communicating pipe, a reinforcing mechanism for reinforcing connection is arranged between the guide pipe and the communicating pipe, and a driving mechanism for driving the cylinder to move up and down in the mounting box is arranged in the mounting box. By arranging the mounting box and the driving mechanism, the disc and the steam trap are driven to rise to the same horizontal height as the guide pipe, so that the steam trap is prevented from deviating during mounting; by arranging the reinforcing mechanism between the communicating pipe and the guide pipe, multiple reinforcing is achieved, the overall stability of the device is further enhanced, and unstable installation is avoided.

Description

Technical Field

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

[0002] The steam trap is called a steam trap, also called an automatic drain or condensate drain. It is divided into steam system and gas system. The steam trap is installed at the end of the steam-heated pipeline. Its function is to continuously discharge the condensate in the steam-heated pipeline into the pipeline.

[0003] However, the device is integrated during installation and can only be connected via flanges without multiple reinforcements, which may result in unstable installation. Therefore, this application document provides a thermal steam trap for a thermal power plant turbine. Utility Model Content

[0004] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0005] A thermal steam trap for a steam turbine in a thermal power plant comprises a steam trap and a mounting box, wherein a cylinder is slidably connected in the mounting box, a disc is fixedly arranged on the top of the cylinder, the disc is fixedly connected to the steam trap by screws, a connecting pipe is symmetrically fixedly connected to the steam trap, a first flange is slidably connected to the connecting pipe, a connecting mechanism is arranged between the disc and the first flange, a conduit is arranged at the end of the connecting pipe, a reinforcing mechanism for reinforcing the connection is arranged between the conduit and the connecting pipe, and a driving mechanism for driving the cylinder to move up and down in the mounting box is arranged inside the mounting box.

[0006] Furthermore, triangular support blocks are symmetrically fixedly mounted on the installation box.

[0007] Furthermore, the connection mechanism comprises a block symmetrically fixed on the side of the disc, a connecting rod is fixed on the block, and a connecting block is fixedly mounted on the other end of the connecting rod.

[0008] Furthermore, the bottom of the first flange is placed in the connecting block.

[0009] Furthermore, the reinforcement mechanism includes a second flange fixed on the conduit, and a reinforcement bolt is threadedly connected to the second flange. The reinforcement bolt passes through the second flange and the first flange in sequence, and the other end of the reinforcement bolt is threadedly connected to a reinforcement nut.

[0010] Furthermore, the conduit is threadedly connected to the connecting pipe.

[0011] Furthermore, the driving mechanism includes a groove constructed on the side wall of the cylinder, a handle is rotatably connected to the inner upper side of the installation box, a limiting mechanism is provided on the handle, a gear is fixedly connected to the handle, and the gear matches the groove.

[0012] Furthermore, the limiting mechanism includes a limiting rod slidably connected to the turning handle, the outer side wall of the mounting box is configured with a circular array of limiting holes, the end of the limiting rod slides in the limiting holes, and a baffle is fixedly installed in the middle of the limiting rod.

[0013] The beneficial effects of the utility model are as follows:

[0014] 1. The utility model provides an installation box and a driving mechanism to drive the disc and the steam trap to the same level as the conduit, thereby preventing the steam trap from shifting during installation, thereby adapting to different installation environments and requirements; by providing a reinforcement mechanism between the connecting pipe and the conduit, multiple reinforcements are achieved, further enhancing the overall stability of the device and avoiding unstable installation.

[0015] 2. The utility model is designed to be fixedly connected to the steam trap by screws, so that the device can be easily disassembled and assembled, which is convenient for later maintenance and replacement, and reduces maintenance costs and time.

[0016] 3. The utility model improves the force balance of the entire device by designing that the connecting pipes are symmetrically fixed on the steam trap, so that the device can be more stable and reliable during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 This is a three-dimensional structural diagram of the connection mechanism of the utility model;

[0019] Figure 3 It is a three-dimensional structural schematic diagram of the reinforcement mechanism of the utility model;

[0020] Figure 4 It is a three-dimensional structural diagram of the driving mechanism and the limiting mechanism of the utility model;

[0021] Figure numerals: 1. steam trap; 2. mounting box; 201. cylinder; 3. disc; 4. connecting pipe; 5. first flange; 6. connecting mechanism; 601. block; 602. connecting rod; 603. connecting block; 7. conduit; 8. reinforcement mechanism; 801. second flange; 802. reinforcement bolt; 803. reinforcement nut; 9. driving mechanism; 901. groove; 902. turning handle; 903. gear; 10. triangular support block; 11. limiting mechanism; 1101. limiting rod; 1102. limiting hole; 1103. baffle. DETAILED DESCRIPTION

[0022] In order to make the purpose, technical solution and advantages of the embodiments of the present utility model clearer, the technical solution in the embodiments of the present utility model will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present utility model.

[0023] The present application provides a thermal steam trap for a steam turbine in a thermal power plant, which is mainly used to solve the problem that the connection can only be made through a flange plate, there is no multiple reinforcement, and unstable installation may occur, and provides the following technical solutions, which will be described in detail below:

[0024] Embodiment 1:

[0025] like Figure 1 , Figure 2 , Figure 3 , Figure 4 As shown, in some embodiments, a steam trap 1 and a mounting box 2 are included, wherein a cylinder 201 is slidably connected inside the mounting box 2, a disc 3 is fixedly provided on the top of the cylinder 201, and the disc 3 is fixedly connected to the steam trap 1 by screws, a connecting pipe 4 is symmetrically fixedly connected to the steam trap 1, a first flange 5 is slidably connected to the connecting pipe 4, a connecting mechanism 6 is provided between the disc 3 and the first flange 5, a conduit 7 is provided at the end of the connecting pipe 4, a reinforcing mechanism 8 for reinforcing connection is provided between the conduit 7 and the connecting pipe 4, a driving mechanism 9 for driving the cylinder 201 to move up and down inside the mounting box 2 is provided inside the mounting box 2; a triangular support block 10 is symmetrically fixedly installed on the mounting box 2; the reinforcing mechanism 8 includes a second flange 801 fixed on the conduit 7, a reinforcing bolt 802 is threadedly connected to the second flange 801, the reinforcing bolt 802 passes through the second flange 801 and the first flange 5 in sequence, and the other end of the reinforcing bolt 802 is threadedly connected to the reinforcing nut 803; the conduit 7 is threadedly connected to the connecting pipe 4.

[0026] Specifically: by providing the installation box 2 and the driving mechanism 9, the disc 3 and the steam trap 1 are driven to rise to the same level as the conduit 7, so as to prevent the steam trap 1 from shifting during installation, thereby adapting to different installation environments and requirements; by providing the reinforcement mechanism 8 between the connecting pipe 4 and the conduit 7, multiple reinforcements are achieved, which further enhances the overall stability of the device and avoids unstable installation.

[0027] The working principle here is: the steam trap 1 is fixed on the disc 3 by screws, and the disc 3 is fixed on the top of the cylinder 201; the cylinder 201 can slide in the installation box 2, which provides flexibility for the installation of the steam trap 1; the disc 3 and the steam trap 1 are adjusted to the required height as a whole by the driving mechanism 9; the driving mechanism 9 is located inside the installation box 2, and by operating the mechanism, the cylinder 201 can be moved up and down inside the installation box 2, so as to adjust the height and position of the disc 3 and the steam trap 1 to prevent the steam trap 1 from shifting during installation, so as to adapt to different installation environments and requirements; the steam trap 1 is symmetrically fixed with connecting pipes 4; one end of the connecting pipe 4 is connected to the steam trap 1, and the other end is connected to the conduit 7; the conduit 7 is connected to the connecting pipe 4 by threads to ensure close and reliable contact; the connecting pipe 4 is slidably connected with a first flange 5; the first flange 5 can slide along the connecting pipe 4 to It is convenient to adjust the position to meet the installation requirements of the system; the reinforcement mechanism 8 ensures the stable connection between the conduit 7 and the connecting pipe 4; specifically, a second flange 801 is fixed on the conduit 7; a reinforcement bolt 802 is threaded on the second flange 801; the reinforcement bolt 802 passes through the second flange 801 and the first flange 5 in turn, and is connected to the reinforcement nut 803 at the other end; when the reinforcement nut 803 is tightened, the reinforcement bolt 802 clamps the two flanges, thereby achieving a firm connection between the conduit 7 and the connecting pipe 4; this reinforcement design not only enhances the structural stability, but also prevents loosening due to vibration or external force; triangular support blocks 10 are symmetrically fixed on the installation box 2, and these support blocks ensure the stability of the entire system during the installation process; they provide additional support force, so that the installation box 2 can be firmly fixed in the installation position, thereby avoiding tilting or vibration. It should be noted that if the installation box 2 and the driving mechanism 9 are not required, the screws between the disc 3 and the steam trap 1 can be loosened after installing the reinforcement bolts 802 and the reinforcement nuts.

[0028] Embodiment 2:

[0029] The solution in Example 1 is further introduced below in combination with a specific working method, as described below:

[0030] like Figure 1 , Figure 2 , Figure 4As shown, in some embodiments, the connecting mechanism 6 includes a block 601 symmetrically fixed on the side of the disc 3, a connecting rod 602 is fixed on the block 601, and a connecting block 603 is fixedly installed on the other end of the connecting rod 602; the bottom of the first flange 5 is placed in the connecting block 603; the driving mechanism 9 includes a groove 901 constructed on the side wall of the cylinder 201, and a handle 902 is rotatably connected to the inner upper side of the installation box 2, and a limiting mechanism 11 is provided on the handle 902, and a gear 903 is fixedly connected to the handle 902, and the gear 903 matches the groove 901; the limiting mechanism 11 includes a limiting rod 1101 slidably connected to the handle 902, and the outer side wall of the installation box 2 is constructed with a ring array of limiting holes 1102, the end of the limiting rod 1101 slides in the limiting hole 1102, and a baffle 1103 is fixedly installed in the middle of the limiting rod 1101. The working principle here is: in the installation During the installation process, the gear 903 is driven to move by rotating the handle 902, and the gear 903 moves along the groove 901 on the side wall of the cylinder 201, so as to adjust the position of the disc 3. The blocks 601 are symmetrically fixed on the sides of the disc 3; a connecting rod 602 is fixedly installed on the block 601, one end of the connecting rod 602 is fixed on the block 601, and the other end is fixedly connected to the connecting block 603, and the bottom of the first flange 5 is placed in the connecting block 603, so that the steam trap 1 is raised to the same level as the conduit 7; the steam trap 1 is prevented from being offset during installation; after the adjustment is completed, the position is fixed by the limiting mechanism 11; the specific operation is: slide the limiting rod 1101 into the appropriate limiting hole 1102, fix it with the baffle 1103, prevent the handle 902 from rotating again, thereby locking the position of the gear 903 and the groove 901, and ensuring that the disc 3 and the steam trap 1 are stable and immovable.

[0031] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A thermal steam trap for a steam turbine in a thermal power plant, comprising a steam trap (1) and a mounting box (2), characterized in that: A cylinder (201) is slidably connected inside the installation box (2), a disk (3) is fixedly provided on the top of the cylinder (201), the disk (3) is fixedly connected to the steam trap (1) by means of screws, a connecting pipe (4) is symmetrically fixedly connected to the steam trap (1), a first flange (5) is slidably connected to the connecting pipe (4), a connecting mechanism (6) is provided between the disk (3) and the first flange (5), a conduit (7) is provided at the end of the connecting pipe (4), a reinforcing mechanism (8) for reinforcing the connection is provided between the conduit (7) and the connecting pipe (4), and a driving mechanism (9) for driving the cylinder (201) to move up and down inside the installation box (2) is provided inside the installation box (2).

2. A thermal steam trap for a steam turbine in a thermal power plant according to claim 1, characterized in that: The installation box (2) is symmetrically and fixedly mounted with a triangular support block (10).

3. A thermal steam trap for a steam turbine in a thermal power plant according to claim 1, characterized in that: The connecting mechanism (6) comprises a block (601) symmetrically fixed to the side of the disc (3), a connecting rod (602) being fixed on the block (601), and a connecting block (603) being fixedly mounted on the other end of the connecting rod (602).

4. A thermal steam trap for a steam turbine in a thermal power plant according to claim 3, characterized in that: The bottom of the first flange (5) is placed in the connecting block (603).

5. The thermal steam trap for a steam turbine in a thermal power plant according to claim 1, characterized in that: The reinforcing mechanism (8) comprises a second flange (801) fixed on the conduit (7), a reinforcing bolt (802) being threadedly connected to the second flange (801), the reinforcing bolt (802) passing through the second flange (801) and the first flange (5) in sequence, and a reinforcing nut (803) being threadedly connected to the other end of the reinforcing bolt (802).

6. A thermal steam trap for a steam turbine in a thermal power plant according to claim 5, characterized in that: The conduit (7) is threadedly connected to the connecting pipe (4).

7. The thermal steam trap for a steam turbine in a thermal power plant according to claim 1, characterized in that: The driving mechanism (9) comprises a groove (901) constructed on the side wall of the cylinder (201); a handle (902) is rotatably connected to the inner upper side of the installation box (2); a limiting mechanism (11) is provided on the handle (902); a gear (903) is fixedly connected to the handle (902); and the gear (903) matches the groove (901).

8. A thermal steam trap for a steam turbine in a thermal power plant according to claim 7, characterized in that: The limiting mechanism (11) comprises a limiting rod (1101) slidably connected to the turning handle (902), the outer wall of the installation box (2) is configured with a circular array of limiting holes (1102), the end of the limiting rod (1101) slides in the limiting hole (1102), and a baffle (1103) is fixedly installed in the middle of the limiting rod (1101).

Images