Hydrophobic heat recovery device for steam turbine of thermal power plant

Abstract

The utility model provides a thermal power plant steam turbine drainage heat recovery device which comprises a device base body, a recovery device is arranged on the inner wall of the bottom of the device base body, a mounting plate is arranged on the inner wall of the side end of the device base body, a locking bolt is arranged on the inner wall of the side end of a locking rod, and a heat inlet guide pipe is arranged at the side end of the top of the mounting plate. And a heat outlet guide pipe is arranged at the side end of the bottom of the mounting plate, an air inlet pipeline is arranged on the inner wall of the middle of the device base body, a plurality of connecting devices are arranged on the inner wall of the side end of the mounting plate, and an arc-shaped locking plate is rotationally connected to the inner wall of the side end of the rotating rod. According to the drainage heat recovery device for the steam turbine of the thermal power plant provided by the utility model, the mounting plate convenient to disassemble is arranged and matched with the connecting device for use, so that a worker can conveniently assemble and disassemble workpieces and pipelines in the device, the use convenience of the device is improved, and the device can be better assembled and used.

Description

Technical Field

[0001] The utility model relates to the technical field of heat recovery equipment, in particular to a steam turbine drain heat recovery device for a thermal power plant. Background Art

[0002] The steam turbine drain heat recovery device of thermal power plant is a device used to recover the drain heat generated by the steam turbine during operation. In a thermal power plant, the steam turbine is a key device that converts the thermal energy of steam into mechanical energy, and the drain is the water generated by the condensation of part of the steam during the operation of the steam turbine.

[0003] During the use of common devices, the internal device workpieces are usually installed in a fixed manner. When the internal structure of the device needs to be inspected and repaired, the staff is required to perform disassembly operations many times, which has low work efficiency and cannot conveniently disassemble and install the pipes inside the device, making it inconvenient to use.

[0004] Therefore, it is necessary to provide a thermal power plant steam turbine drain heat recovery device to solve the above technical problems. Utility Model Content

[0005] The utility model provides a steam turbine drain heat recovery device for a thermal power plant, which solves the problem that when the internal structure of the device needs to be inspected and repaired, workers need to operate and disassemble it many times, resulting in low work efficiency.

[0006] In order to solve the above technical problems, the utility model provides a heat recovery device for steam turbine drain in a thermal power plant, comprising: a device base, a recovery device is arranged on the inner wall at the bottom of the device base, a mounting plate is arranged on the inner wall at the side end of the device base, mounting grooves are arranged on the inner walls at both ends of the mounting plate, a locking rod is arranged inside the mounting groove, a locking bolt is arranged on the inner wall at the side end of the locking rod, a heat inlet pipe is arranged on the side end of the mounting plate top, a heat outlet pipe is arranged on the side end of the mounting plate bottom, an air intake pipe is arranged on the inner wall in the middle of the device base, an air intake concentrating hood is arranged on the inner wall at the side end of the air intake pipe, and the side end of the mounting plate is provided with a locking rod. A plurality of connecting devices are arranged on the inner wall, a rotating rod is arranged on the inner wall at the bottom of the side end of the connecting device, an arc-shaped locking plate is rotatably connected to the inner wall at the side end of the rotating rod, a clamping rod is arranged on the inner wall at the top of the connecting device, a fastening bolt is arranged on the inner wall at the side end of the clamping rod, fixed blocks are fixedly connected to the inner walls at both ends of the arc-shaped locking plate, a rotating hole is arranged on the inner wall at the bottom of the side end of the fixing block, a clamping groove is arranged on the inner wall at the top of the fixing block, arc-shaped clamping grooves are arranged on the inner walls of the side ends of the connecting device and the arc-shaped locking plate, fasteners are arranged on the inner walls at both ends of the connecting device, and mounting bolts are arranged on the inner walls at the side ends of the fasteners.

[0007] Preferably, a control substrate is arranged on the inner wall of the side end of the device substrate, and a control device plate is arranged on the inner wall of the side end of the control substrate.

[0008] Preferably, a fixing frame is provided on the inner wall of the side end of the device base, a first baffle is provided on the inner wall of the side end of the device base, an observation window is provided on the inner wall of the side end of the first baffle, a second baffle is provided on the inner wall of the side end of the fixing frame, a fixing handle is provided on the inner wall of the side end of the second baffle, and fixing bolts are provided on the inner walls at both ends of the fixing handle.

[0009] Preferably, a fixed bottom plate is arranged on the inner wall of the bottom of the device base, support legs are arranged at four corners of the bottom of the fixed bottom plate, and a load-bearing bottom plate is arranged on the inner wall of the bottom of the support leg.

[0010] Preferably, limit slide rails are provided on the top inner walls at both ends of the device base, limit slide blocks are provided on the bottom inner walls at both ends of the recovery device, and a pull-out handle is provided on the top inner wall at the side end of the recovery device.

[0011] Preferably, a docking mounting plate is provided on the inner wall of the side ends of the heat inlet pipe and the heat outlet pipe.

[0012] Compared with the related art, the utility model provides a thermal power plant steam turbine drain heat recovery device with the following beneficial effects:

[0013] The utility model provides a heat recovery device for steam turbine drain in a thermal power plant. During daily use of the device, common devices usually adopt a fixed integrated installation method. In order to improve the convenience of use of the device, a mounting plate that is easy to disassemble is provided for use with a connecting device, which can facilitate the installation and disassembly of workpieces and pipelines inside the device by workers, thereby improving the convenience of use of the device, so as to better install and use the device and improve the practicability of the device. At the same time, the device structure is relatively simple, and installation, use and disassembly are relatively convenient, which can reduce the tediousness of the device in use and can meet the use needs of small enterprises. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 A schematic structural diagram of a preferred embodiment of a steam turbine drain heat recovery device for a thermal power plant provided by the utility model;

[0015] Figure 2 for Figure 1 The structural schematic diagram of the control matrix shown;

[0016] Figure 3 for Figure 1 The structural schematic diagram of the air intake concentration cover shown;

[0017] Figure 4 for Figure 1A front structural schematic diagram of a steam turbine drain heat recovery device for a thermal power plant is shown;

[0018] Figure 5 for Figure 1 The schematic diagram of the structure of the heat inlet pipe shown;

[0019] Figure 6 for Figure 1 The structural schematic diagram of the connecting device is shown.

[0020] Numbers in the figure: 1, device base, 2, fixed frame, 3, control base, 4, control device board, 5, fixed bottom plate, 6, support leg, 7, load-bearing bottom plate, 8, first baffle, 9, second baffle, 10, fixed handle, 11, fixing bolt, 12, observation window, 13, limit slide rail, 14, limit slide block, 15, recovery device, 16, pull-out handle, 17, mounting plate, 18, mounting groove, 19, locking rod , 20, locking bolt, 21, inlet heat pipe, 22, outlet heat pipe, 23, docking mounting plate, 24, air intake pipe, 25, air intake concentration cover, 26, connecting device, 27, arc-shaped slot, 28, rotating rod, 29, limiting ring, 30, clamping rod, 31, fastening bolt, 32, arc-shaped locking plate, 33, fixing block, 34, rotating hole, 35, clamping groove, 36, fastener, 37, mounting bolt. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and implementation modes.

[0022] Please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 , Figure 6 ,in, Figure 1 A schematic structural diagram of a preferred embodiment of a steam turbine drain heat recovery device for a thermal power plant provided by the utility model; Figure 2 for Figure 1 The structural schematic diagram of the control matrix shown; Figure 3 for Figure 1 The structural schematic diagram of the air intake concentration cover shown; Figure 4 for Figure 1 A front structural schematic diagram of a steam turbine drain heat recovery device for a thermal power plant is shown; Figure 5 for Figure 1 The schematic diagram of the structure of the heat inlet pipe shown; Figure 6 for Figure 1A heat recovery device for steam turbine drain in a thermal power plant comprises: a device base 1, a recovery device 15 is arranged on the inner wall at the bottom of the device base 1, a mounting plate 17 is arranged on the inner wall at the side end of the device base 1, mounting grooves 18 are arranged on the inner walls at both ends of the mounting plate 17, a locking rod 19 is arranged inside the mounting groove 18, a locking bolt 20 is arranged on the inner wall at the side end of the locking rod 19, a heat inlet pipe 21 is arranged on the side end of the mounting plate 17, a heat outlet pipe 22 is arranged on the bottom side end of the mounting plate 17, an air intake pipe 24 is arranged on the inner wall at the middle of the device base 1, an air intake concentrating cover 25 is arranged on the inner wall at the side end of the air intake pipe 24, and a plurality of connecting devices 2 are arranged on the inner wall at the side end of the mounting plate 17. 6. A rotating rod 28 is provided on the inner wall at the bottom of the side end of the connecting device 26, and an arc-shaped locking plate 32 is rotatably connected on the inner wall at the side end of the rotating rod 28. A clamping rod 30 is provided on the inner wall at the top of the connecting device 26, and a fastening bolt 31 is provided on the inner wall at the side end of the clamping rod 30. Fixed blocks 33 are fixedly connected to the inner walls at both ends of the arc-shaped locking plate 32. A rotating hole 34 is provided on the inner wall at the bottom of the side end of the fixing block 33, and a clamping groove 35 is provided on the inner wall at the top of the fixing block 33. Arc-shaped clamping grooves 27 are provided on the inner walls at the side ends of the connecting device 26 and the arc-shaped locking plate 32. Fasteners 36 are provided on the inner walls at both ends of the connecting device 26, and mounting bolts 37 are provided on the inner walls at the side ends of the fasteners 36.

[0023] A control substrate 3 is arranged on the inner wall of the side end of the device substrate 1, and a control device board 4 is arranged on the inner wall of the side end of the control substrate 3. When the device is in use, it is convenient for the staff to control the device equipment so as to better perform processing and use.

[0024] A fixing frame 2 is arranged on the inner wall of the side end of the device base 1, a first baffle 8 is arranged on the inner wall of the side end of the device base 1, an observation window 12 is arranged on the inner wall of the side end of the first baffle 8, a second baffle 9 is arranged on the inner wall of the side end of the fixing frame 2, a fixing handle 10 is arranged on the inner wall of the side end of the second baffle 9, and fixing bolts 11 are arranged on the inner walls at both ends of the fixing handle 10, so as to improve the convenience of use of the device and facilitate better inspection and maintenance of the workpiece inside the device in the later stage.

[0025] A fixed bottom plate 5 is arranged on the bottom inner wall of the device base 1, and support legs 6 are arranged at the four corners of the bottom of the fixed bottom plate 5. A load-bearing bottom plate 7 is arranged on the bottom inner wall of the support legs 6 to improve the stability of the device and prevent it from becoming loose during use.

[0026] Limiting slide rails 13 are arranged on the top inner walls at both ends of the device base 1, limiting sliders 14 are arranged on the bottom inner walls at both ends of the recovery device 15, and a pulling handle 16 is arranged on the top inner wall of the side end of the recovery device 15, so as to facilitate the flexible movement of the workpiece inside the device and reduce the work intensity.

[0027] A docking installation plate 23 is provided on the inner wall of the side ends of the heat inlet pipe 21 and the heat outlet pipe 22 to facilitate the installation of docking equipment pipelines and improve the practicability of the device.

[0028] The working principle of a heat recovery device for steam turbine drain in a thermal power plant provided by the utility model is as follows:

[0029] During the use of the device, the device base 1 is first moved to the use site, and the mounting plate 17 is installed and clamped to the locking rod 19 through the mounting grooves 18 at both ends, and then locked and fixed to prevent the position from loosening during use. Subsequently, a plurality of connecting devices 26 are arranged on the inner wall of the side end of the mounting plate 17. When installing the pipeline, the pipeline is first placed inside the arc-shaped groove 27 on the inner wall of the side end of the connecting device 26, and the two ends of the arc-shaped locking plate 32 are installed and limited to the inner walls at both ends of the connecting device 26, and the pipeline is fixed and installed by the top fastening bolts 31. When in use, steam will first enter the inside of the device base 1 through the air intake pipe 24, and the cold water from the outside will pass through the inside of the heat inlet pipe 21. Subsequently, the two will come into contact, and the generated condensed water will be collected inside the recovery device 15 to meet the needs of convenient use.

[0030] Compared with the related art, the utility model provides a thermal power plant steam turbine drain heat recovery device with the following beneficial effects:

[0031] During daily use of the device, common devices usually adopt a fixed integrated installation method. In order to improve the convenience of use of the device, a mounting plate 17 that is easy to disassemble and the use of the connecting device 26 are provided, which can facilitate the staff to install and disassemble the workpieces and pipes inside the device, thereby improving the convenience of use of the device, so as to better install and use it and improve the practicality of the device. At the same time, the device structure is relatively simple, and the installation, use and disassembly are relatively convenient, which can reduce the cumbersomeness of the device in use, and can meet the use needs of small enterprises.

[0032] The above description is only an embodiment of the present invention, and does not limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the specification and drawings of the present invention, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. A heat recovery device for steam turbine drain in a thermal power plant, characterized in that: include: The device base is provided with a recovery device on the inner wall at the bottom of the device base, a mounting plate is provided on the inner wall at the side end of the device base, mounting grooves are provided on the inner walls at both ends of the mounting plate, a locking rod is provided inside the mounting groove, a locking bolt is provided on the inner wall at the side end of the locking rod, a heat inlet pipe is provided on the top side end of the mounting plate, a heat outlet pipe is provided on the bottom side end of the mounting plate, an air intake pipe is provided on the middle inner wall of the device base, an air intake concentrating cover is provided on the inner wall at the side end of the air intake pipe, a plurality of connecting devices are provided on the inner wall at the side end of the mounting plate, and the connecting devices A rotating rod is provided on the inner wall at the bottom of the side end, and an arc-shaped locking plate is rotatably connected to the inner wall of the side end of the rotating rod, a clamping rod is provided on the inner wall at the top of the connecting device, and a fastening bolt is provided on the inner wall at the side end of the clamping rod. Fixed blocks are fixedly connected to the inner walls at both ends of the arc-shaped locking plate, a rotating hole is provided on the inner wall at the bottom of the side end of the fixing block, and a clamping groove is provided on the inner wall at the top of the fixing block. Arc-shaped clamping grooves are provided on the inner walls of the side ends of the connecting device and the arc-shaped locking plate, fasteners are provided on the inner walls at both ends of the connecting device, and mounting bolts are provided on the inner walls of the side ends of the fasteners.

2. A thermal power plant steam turbine drain heat recovery device according to claim 1, characterized in that: A control substrate is arranged on the inner wall of the side end of the device substrate, and a control device board is arranged on the inner wall of the side end of the control substrate.

3. A thermal power plant steam turbine drain heat recovery device according to claim 1, characterized in that: A fixing frame is arranged on the inner wall of the side end of the device base, a first baffle is arranged on the inner wall of the side end of the device base, an observation window is arranged on the inner wall of the side end of the first baffle, a second baffle is arranged on the inner wall of the side end of the fixing frame, a fixing handle is arranged on the inner wall of the side end of the second baffle, and fixing bolts are arranged on the inner walls at both ends of the fixing handle.

4. A thermal power plant steam turbine drain heat recovery device according to claim 1, characterized in that: A fixed bottom plate is arranged on the inner wall of the bottom of the device base, support legs are arranged at four corners of the bottom of the fixed bottom plate, and a load-bearing bottom plate is arranged on the inner wall of the bottom of the support leg.

5. The thermal power plant steam turbine drain heat recovery device according to claim 1, characterized in that: Limiting slide rails are arranged on the top inner walls at both ends of the device base, limiting sliding blocks are arranged on the bottom inner walls at both ends of the recovery device, and a pulling handle is arranged on the top inner wall of the side end of the recovery device.

6. A thermal power plant steam turbine drain heat recovery device according to claim 1, characterized in that: The inner walls of the side ends of the heat inlet pipe and the heat outlet pipe are provided with docking mounting plates.

Images