Power plant circulating water pump state monitoring device

Abstract

The utility model discloses a power plant circulating water pump state monitoring device, and relates to the technical field of circulating water pump monitoring, the power plant circulating water pump state monitoring device comprises a monitoring frame and an installation assembly, the inner wall of the monitoring frame is provided with an installation groove, and the installation assembly used for adapting to installation of different types of circulating water pumps is arranged on the outer side of the monitoring frame. The mounting assembly comprises a mounting box, adjusting holes, limiting blocks, an outer mounting frame and fastening bolts, the adjusting holes are formed in the front and rear side surfaces of the mounting box, the limiting blocks are arranged on the front and rear sides of the mounting box, the outer mounting frame is connected to the ends of the limiting blocks, the fastening bolts are mounted in the middles of the limiting blocks, and a monitoring block is mounted in the mounting groove. And the surface of the monitoring block is connected with a temperature sensor through a circuit. According to the power plant circulating water pump state monitoring device, external supporting and protection increasing effects are achieved outside the monitoring frame through the mounting box, the mounting box can be moved and adjusted on the side edge of the external mounting frame according to different power plant circulating water pumps and the mounting conditions thereof, and the adaptability of the device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of circulating water pump monitoring, in particular to a circulating water pump status monitoring device for a power plant. Background Art

[0002] The circulating water pump is one of the main auxiliary equipment of thermal power generating units. Its main task is to provide circulating cooling water for the condenser and other equipment that needs cooling. In order to ensure the normal operation of the circulating water pump, it is necessary to perform online predictive monitoring on it so that it can be used normally.

[0003] However, the monitoring device of the existing power plant circulating water pump is usually installed after installation, and the monitoring device is installed according to the size and installation position of the circulating water pump of different models, which is inconvenient to operate.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and a power plant circulating water pump status monitoring device is provided. Utility Model Content

[0005] The utility model aims to provide a circulating water pump status monitoring device for a power plant to solve the problems raised in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a power plant circulating water pump status monitoring device, comprising a monitoring frame and a mounting assembly, the inner wall of the monitoring frame is installed with a mounting groove, the mounting assembly for adapting to the installation of circulating water pumps of different models is arranged on the outside of the monitoring frame, and the mounting assembly includes a mounting box, an adjustment hole, a limit block, an external frame and a fastening bolt, the front and rear side surfaces of the mounting box are provided with adjustment holes, and the front and rear sides of the mounting box are provided with limit blocks, the ends of the limit blocks are connected to the external frame, and the middle of the limit blocks is installed with a fastening bolt.

[0007] Furthermore, a monitoring block is installed inside the installation groove, and a temperature sensor is connected to the surface of the monitoring block through a line.

[0008] Furthermore, the upper end of the monitoring block is connected to a data line, and the end of the data line is connected to a control box.

[0009] Furthermore, an alarm is installed on the top of the installation box, and side frames are provided on the front and rear sides of the top of the installation box.

[0010] Furthermore, a heat dissipation fan is arranged inside the side frame, and the number of the side frames and the heat dissipation fan is arranged in two groups.

[0011] Furthermore, the side edges of the side frames are installed with limit assemblies for flipping adjustment, and the number of limit assemblies is set to four.

[0012] Furthermore, the limiting assembly includes a connecting rod and a control rod, and the end of the connecting rod is connected to the control rod.

[0013] Furthermore, the limiting assembly also includes a movable groove and a limiting frame, the movable groove is arranged outside the connecting rod, and the limiting frame is arranged outside the movable groove.

[0014] The utility model provides a power plant circulating water pump status monitoring device, which has the following beneficial effects:

[0015] 1. The utility model uses the installation box to play the role of external support and increase protection on the outside of the monitoring frame. The installation box can be moved and adjusted on the side of the external frame according to the circulating water pumps of different power plants and their installation conditions, thereby increasing the applicability of the device, so that the bottom of the external frame can be installed on the outside of the circulating water pump. The limit block plays the role of side limit for the installation box, and the fastening bolt passes through the limit block and the adjustment hole to be threaded to fix the installation box and the external frame, which is easy to operate.

[0016] 2. The utility model installs a temperature sensor on the surface of the circulating water pump to perform multi-point temperature monitoring. When the temperature of the circulating water pump is too high, the signal is transmitted to the alarm through the control box to emit a sound for warning. At the same time, the control box also controls the motor at the end of the control rod, so that the control rod drives the connecting rod and the side frame to rotate and tilt, so that the cooling fan can cool the surface of the circulating water pump. The movable groove and the limit frame play a directional role in the movement of the control rod. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the overall structure of a power plant circulating water pump status monitoring device of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the installation components of a power plant circulating water pump status monitoring device of the utility model;

[0019] Figure 3 This is a schematic diagram of the side frame structure of a power plant circulating water pump status monitoring device of the utility model;

[0020] Figure 4 The utility model is a power plant circulating water pump status monitoring device Figure 3 Enlarged structural diagram at A in the middle.

[0021] In the figure: 1. monitoring frame; 2. mounting slot; 3. mounting assembly; 301. mounting box; 302. adjustment hole; 303. limit block; 304. external frame; 305. fastening bolt; 4. monitoring block; 5. temperature sensor; 6. data cable; 7. control box; 8. alarm; 9. side frame; 10. cooling fan; 11. limit assembly; 1101. connecting rod; 1102. control rod; 1103. movable slot; 1104. limit frame. DETAILED DESCRIPTION

[0022] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0023] like Figure 1 and Figure 2 As shown, a circulating water pump status monitoring device for a power plant includes a monitoring frame 1 and a mounting assembly 3. The inner wall of the monitoring frame 1 is installed with a mounting groove 2. The mounting assembly 3 for adapting to the installation of circulating water pumps of different models is arranged on the outside of the monitoring frame 1, and the mounting assembly 3 includes a mounting box 301, an adjustment hole 302, a limit block 303, an external frame 304 and a fastening bolt 305. The front and rear side surfaces of the mounting box 301 are provided with adjustment holes 302. The mounting box 301 plays an external support and increases protection outside the monitoring frame 1. The mounting box 301 can be moved and adjusted on the side of the external frame 304 according to different circulating water pumps in the power plant and their installation conditions, thereby increasing the applicability of the device, so that the bottom of the external frame 304 can be installed on the outside of the circulating water pump, and the front and rear sides of the mounting box 301 are provided with limit blocks. Block 303, the limit block 303 plays the role of side limiting for the installation box 301, the end of the limit block 303 is connected to the external frame 304, and the middle of the limit block 303 is installed with a fastening bolt 305, the fastening bolt 305 passes through the limit block 303 and the adjustment hole 302 to be threadedly connected to fix the installation box 301 and the external frame 304, which is easy to operate. A monitoring block 4 is installed inside the installation slot 2, and the surface of the monitoring block 4 is connected with a temperature sensor 5 through a line. The temperature sensor 5 is installed on the surface of the circulating water pump for multi-point temperature monitoring. When the temperature of the circulating water pump is too high, the upper end of the monitoring block 4 is connected with a data cable 6, and the end of the data cable 6 is connected with a control box 7. The signal is transmitted to the alarm 8 through the control box 7 to emit a sound for warning, and the top of the installation box 301 is installed with an alarm 8.

[0024] like Figure 3 box Figure 4As shown, the front and rear sides of the top of the installation box 301 are provided with side frames 9, and the control box 7 also controls the motor at the end of the control rod 1102, so that the control rod 1102 drives the connecting rod 1101 and the side frame 9 to rotate and tilt. The inner side of the side frame 9 is provided with a cooling fan 10, and the number of the side frame 9 and the cooling fan 10 is provided in two groups. The cooling fan 10 can cool the surface of the circulating water pump. The side of the side frame 9 is provided with a limit assembly 11 for flipping adjustment, and the limit assembly 11 is provided with a limit assembly 11. There are four groups of them, the limit assembly 11 includes a connecting rod 1101 and a control rod 1102, and the end of the connecting rod 1101 is connected to the control rod 1102, the limit assembly 11 also includes a movable groove 1103 and a limit frame 1104, the movable groove 1103 is arranged outside the connecting rod 1101, and the limit frame 1104 is arranged outside the movable groove 1103, the movable groove 1103 and the limit frame 1104 play a role in directing the movement of the control rod 1102.

[0025] In summary, the circulating water pump status monitoring device of the power plant first Figure 1-Figure 4 The structure shown in the figure is to set the monitoring frame 1 on the outside of the circulating water pump of the water plant, and according to the installation position of the water pump and its own size, move the external frame 304 outside the installation box 301 so that the external frame 304 can contact the fixed installation surface of the water pump. The monitoring frame 1 outside the water pump does not affect the connection of the water pump. After adjustment, the fastening bolt 305 passes through the limit block 303 and the adjustment hole 302 to be threaded to fix the installation box 301 and the external frame 304, and then the temperature sensor 5 is installed on the surface of the circulating water pump to perform multi-point temperature monitoring. When the temperature of the circulating water pump is too high, the signal is transmitted to the alarm device 8 through the control box 7 to sound a warning. At the same time, the control box 7 also controls the motor at the end of the control rod 1102, so that the control rod 1102 drives the connecting rod 1101 and the side frame 9 to rotate and tilt, so that the cooling fan 10 can cool the surface of the circulating water pump. The movable groove 1103 and the limit frame 1104 play a directional role in the movement of the control rod 1102. The adjustable installation box 301 and the external frame 304 increase the applicability of the device to monitor different water pumps.

[0026] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A power plant circulating water pump status monitoring device, comprising a monitoring frame (1) and a mounting assembly (3), characterized in that: The inner wall of the monitoring frame (1) is provided with a mounting groove (2); the mounting assembly (3) adapted to be installed with circulating water pumps of different models is arranged on the outer side of the monitoring frame (1); and the mounting assembly (3) comprises a mounting box (301), an adjustment hole (302), a limit block (303), an external frame (304) and a fastening bolt (305); the front and rear side surfaces of the mounting box (301) are provided with adjustment holes (302); the front and rear sides of the mounting box (301) are provided with limit blocks (303); the ends of the limit blocks (303) are connected to the external frame (304); and the middle of the limit blocks (303) is provided with a fastening bolt (305).

2. A power plant circulating water pump status monitoring device according to claim 1, characterized in that: A monitoring block (4) is installed inside the installation groove (2), and a temperature sensor (5) is connected to the surface of the monitoring block (4) via a line.

3. A power plant circulating water pump status monitoring device according to claim 2, characterized in that: The upper end of the monitoring block (4) is connected to a data line (6), and the end of the data line (6) is connected to a control box (7).

4. A power plant circulating water pump status monitoring device according to claim 1, characterized in that: An alarm device (8) is installed on the top of the installation box (301), and side frames (9) are provided on the front and rear sides of the top of the installation box (301).

5. A power plant circulating water pump status monitoring device according to claim 4, characterized in that: A heat dissipation fan (10) is arranged on the inner side of the side frame (9), and the number of the side frame (9) and the heat dissipation fan (10) is arranged in two groups.

6. A power plant circulating water pump status monitoring device according to claim 4, characterized in that: A limit assembly (11) for flipping adjustment is installed on the side of the side frame (9), and the number of the limit assemblies (11) is four.

7. A power plant circulating water pump status monitoring device according to claim 6, characterized in that: The limiting assembly (11) comprises a connecting rod (1101) and a control rod (1102), and the end of the connecting rod (1101) is connected to the control rod (1102).

8. A power plant circulating water pump status monitoring device according to claim 7, characterized in that: The limiting assembly (11) further comprises a movable groove (1103) and a limiting frame (1104); the movable groove (1103) is arranged outside the connecting rod (1101), and the limiting frame (1104) is arranged outside the movable groove (1103).

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