Thermal power plant water vapor sampling system

Abstract

The invention provides a thermal power plant water vapor sampling system, and relates to the technical field of water vapor sampling equipment, the thermal power plant water vapor sampling system comprises a bottom plate, a support assembly, a sampling condensation mechanism, a pipeline flushing disinfection mechanism, a circulation heat dissipation mechanism and a controller; a supporting assembly is fixedly arranged at the top of the bottom plate, two sets of sampling condensation mechanisms in bilateral symmetry are fixedly arranged at the top of the supporting assembly, the sampling condensation mechanisms are externally and fixedly communicated with multiple sets of pipeline flushing and disinfecting mechanisms, and the sampling condensation mechanisms are communicated with two sets of circulating heat dissipation mechanisms in bilateral symmetry; the sampling and condensing mechanism, the pipeline flushing and disinfecting mechanism and the circulating heat dissipation mechanism are electrically connected with the controller respectively, and automation of a plurality of steps such as sampling, flushing and disinfecting, heat dissipation and condensation and extrusion treatment is realized through centralized control of the controller, so that manual intervention is reduced, and the working efficiency is improved. The loss and pollution of the sample in the sampling process are reduced, and the sampling precision is improved.

Description

Technical Field

[0001] The invention relates to the technical field of water vapor sampling equipment, in particular to a water vapor sampling system for a thermal power plant. Background Art

[0002] As an important facility for energy conversion, the operating efficiency and safety of thermal power plants directly affect the stability and reliability of power supply. As an important part of chemical supervision in thermal power plants, water vapor sampling is of great significance for monitoring the water quality in boilers and pipelines and preventing corrosion and scaling.

[0003] However, traditional water vapor sampling devices and systems have many deficiencies in the sampling process. For example, most traditional sampling devices use air and pipelines to exchange heat to condense water vapor, which has low water vapor condensation efficiency, slow sampling speed, and low degree of automation control. In addition, traditional sampling devices are generally not equipped with cleaning and disinfection mechanisms, and the sampling pipeline cannot be disinfected and cleaned, which easily leads to the sample being affected by the last sampling residue in the sampling tube or the bacterial flora in the pipeline, and multiple samplings are prone to contamination and affect subsequent measurements. Therefore, the present invention aims to propose a new water vapor sampling device and system for thermal power plants to solve the above problems, improve sampling accuracy and safety, and reduce maintenance costs. Summary of the invention

[0004] The present invention provides a water vapor sampling system for a thermal power plant, which is used to solve at least one of the technical problems raised by the above-mentioned background technology.

[0005] In order to solve the above technical problems, the present invention provides a water vapor sampling system for a thermal power plant, comprising: a base plate, a support assembly, a sampling condensation mechanism, a pipeline flushing and disinfection mechanism, a circulating heat dissipation mechanism and a controller; a support assembly is fixedly provided on the top of the base plate, two groups of sampling condensation mechanisms are fixedly provided on the top of the support assembly, and the sampling condensation mechanism is externally fixedly connected to multiple groups of pipeline flushing and disinfection mechanisms. The sampling condensation mechanism is symmetrically connected to two groups of circulating heat dissipation mechanisms, and the sampling condensation mechanism, the pipeline flushing and disinfection mechanism, and the circulating heat dissipation mechanism are electrically connected to the controller respectively.

[0006] Preferably, the support assembly includes: a first support frame, the first support frame is fixedly connected to the top center of the base plate, a second support frame is installed on the top of the first support frame, a third support frame is fixedly installed on the top center of the second support frame, and the second support frame is symmetrically fixed with installation grooves on the left and right sides of the third support frame.

[0007] Preferably, the sampling condensation mechanism on the left side includes: a condensation tank 1, a vertical condensation tank 1 fixedly installed on the left end of the top of the third support frame, the top of the condensation tank 1 is fixedly connected to a vertical water vapor sampling tube 1, the bottom end of the water vapor sampling tube 1 is fixedly connected to a cylindrical box, the bottom end of the cylindrical box is fixedly connected to a plurality of vertical condensation tubes, the outside of the condensation tubes is fixedly connected to a plurality of condensation fins at equal intervals from top to bottom, the bottom of the condensation tube is fixedly connected to a sealed conical funnel, the bottom of the conical funnel is fixedly connected to a vertical water outlet pipe 1, and the water outlet pipe 1 is fixedly connected downwardly through the bottom wall of the condensation tank 1.

[0008] Preferably, the pipeline flushing and disinfection mechanism includes: a flow control valve 1, a flow control valve 1 is fixedly installed on the water vapor sampling tube 1, a flow control valve 2 is fixedly installed on the water outlet pipe 1, a flushing pipe 1 along the left and right directions is fixedly connected in the middle of the left and right water outlet pipes 1, the center of the flushing pipe 1 is fixedly connected to the vertical flushing pipe 2, the flushing pipe 2 is fixedly connected to the pure water tank body, a pair of solenoid valves 1 are symmetrically fixedly installed on the flushing pipe 1, and an electric heating pipe is fixedly provided in the pure water tank body.

[0009] Preferably, the circulating heat dissipation mechanism on the left side includes: a water tank, a water tank fixedly installed on the left end of the second support frame, a water supply pump fixedly installed on the right outer wall of the top of the water tank, the left water inlet end of the water supply pump fixedly connected to a water pumping pipe 1, the water pumping pipe 1 extends downward into the bottom of the water tank, the water outlet end of the water supply pump is fixedly connected to the bottom of a condensing tank 1 through a water supply pipe 1, the top of the condensing tank 1 is fixedly connected to a water outlet pipe 2, the left end of the water outlet pipe 2 is fixedly connected to the top of a circulating water pipe, a plurality of heat dissipation fins are fixedly connected to the outside of the circulating water pipe, and the bottom end of the circulating water pipe is fixedly connected to the top of the water tank.

[0010] Preferably, an extrusion mixing mechanism is fixedly provided at the center of the support assembly, and the extrusion mixing mechanism includes: an extrusion motor, an extrusion motor is fixedly installed at the center of the second support frame, three vertical extrusion cylinders are fixedly installed at equal intervals from left to right on the center of the first support frame, each extrusion cylinder is connected to a piston push rod for sliding up and down, the top of the piston push rod is fixedly connected to a T-shaped bracket, the top of the T-shaped bracket is hinged to a connecting rod one, the top of the connecting rod one is hinged to a rocker arm, the rocker arm is fixedly connected to the output shaft end of the extrusion motor, and the bottom of each extrusion cylinder is fixedly connected to a vertical liquid outlet pipe.

[0011] Preferably, a solenoid valve three is fixedly installed on each liquid outlet pipe, the extrusion cylinders on the left and right sides are symmetrical in structure, the left end of the extrusion cylinder on the left is fixedly connected to the liquid inlet pipe one, and a solenoid valve four is fixedly installed on the liquid inlet pipe one, the middle extrusion cylinder is fixedly connected to the extrusion cylinders on the left and right sides through connecting pipes, and a solenoid valve five is fixedly installed on each of the left and right connecting pipes.

[0012] Preferably, the bottom of the liquid outlet pipe vertically penetrates the transparent sealed box, the bottom end of the transparent sealed box is fixedly connected to the bottom plate, the left side wall of the bottom of the transparent sealed box is slidably connected to the sampling drawer, and a sampling measuring cup is fixedly provided under each liquid outlet pipe in the sampling drawer.

[0013] Preferably, two groups of stirring and auxiliary heat dissipation mechanisms are symmetrical between the water outlet pipe 1 and the liquid inlet pipe 1, and the stirring and auxiliary heat dissipation mechanism on the left side includes: a stirring box, the bottom of the water outlet pipe 1 is fixedly connected to the stirring box on the left side, the stirring boxes in the left and right directions are fixedly installed in the installation groove on the left side, the stirring box is rotatably connected to the stirring shaft along the left and right directions, a number of stirring rods are fixedly connected to the stirring shaft, the stirring rods are fixedly connected to the brushes along the left and right directions away from the stirring shaft ends, and the left end of the stirring box is fixedly connected to the liquid inlet pipe 1.

[0014] Preferably, the left and right stirring shafts are fixedly connected by a transmission shaft, the center of the transmission shaft is fixedly connected to pulley one, the top of the third support frame is fixedly connected to a paper bearing support frame, the bearing support frame is rotatably connected to a rotating shaft one along the left and right directions, the center of the rotating shaft one is fixedly connected to pulley two, a fan blade is fixedly installed on the left and right ends of the rotating shaft one, an air collecting tube is fixedly sleeved on the periphery of the fan blade, a driving motor is fixedly installed on the bottom of the third support frame, a double pulley is fixedly installed on the left output shaft end of the driving motor, the double pulley is connected to pulley one by belt one, and the double pulley is connected to pulley two by belt two.

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention provides a thermal power plant water vapor sampling system, which stably installs a sampling condensation mechanism, a pipeline flushing and disinfection mechanism, a circulating heat dissipation mechanism, an extrusion mixing mechanism and a controller through a support assembly on the bottom plate. The sampling condensation mechanism is responsible for extracting water vapor samples from the boiler or pipeline of the thermal power plant and performing condensation treatment. The pipeline flushing and disinfection mechanism ensures that the sampling pipeline can be fully flushed and disinfected before and after each sampling to avoid cross contamination. The circulating heat dissipation mechanism is responsible for reducing the heat generated by the sampling condensation mechanism when processing water vapor samples to ensure stable operation of the system. The extrusion mixing mechanism is used to process or store condensed water vapor samples. All mechanisms are electrically connected to the controller to achieve automatic control and monitoring.

[0016] Beneficial effects:

[0017] High degree of automation: Through the centralized control of the controller, the automation of multiple steps such as sampling, flushing and disinfection, heat dissipation and extrusion processing is realized, which reduces manual intervention and improves work efficiency.

[0018] High sampling accuracy: The design of the sampling condensation mechanism ensures that the water vapor sample can be condensed quickly, reducing the loss and contamination of the sample during the sampling process and improving the sampling accuracy.

[0019] Easy maintenance: The modular design of each mechanism is convenient for disassembly and maintenance, which reduces maintenance costs.

[0020] High safety: The circulating heat dissipation mechanism and the flushing and disinfection mechanism effectively avoid the risks of system overheating and cross contamination, thereby improving the safety of the system. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the technical solutions in the present invention or the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a front cross-sectional schematic diagram of a water vapor sampling system for a thermal power plant according to the present invention;

[0023] Figure 2 It is a front cross-sectional schematic diagram of the left side sampling condensation mechanism and the circulating heat dissipation mechanism of the present invention;

[0024] Figure 3 is a front view schematic diagram of the extrusion mixing mechanism of the present invention;

[0025] Figure 4 It is a front sectional schematic diagram of the stirring and auxiliary heat dissipation mechanism of the present invention.

[0026] Reference numerals:

[0027] 1. Bottom plate; 2. Support assembly; 201. First support frame; 202. Second support frame; 203. Third support frame; 204. Mounting slot; 3. Sampling condensation mechanism; 301. Condensation tank 1; 302. Water vapor sampling tube 1; 303. Cylindrical box; 304. Condensation tube; 305. Condensation fin; 306. Conical funnel; 307. Water outlet pipe 1; 4. Pipeline flushing and disinfection mechanism; 401. Flow control valve 1; 402. Flow control valve 2; 403. Flushing tube 1; 404. Flushing tube 2; 405. Solenoid valve 1; 406. Pure water box; 407. Electric heating tube; 5. Circulating heat dissipation mechanism; 501. Water storage tank; 502. Water supply pump; 503. Pumping pipe 1; 504. Water supply pipe 1; 505. Water outlet pipe 2; 506. Circulating water pipe; 507. Heat dissipation fin; 6 , extrusion mixing mechanism; 601, extrusion motor; 602, extrusion cylinder; 603, piston push rod; 604, T-shaped bracket; 605, connecting rod one; 606, rocker arm; 607, liquid outlet pipe; 608, solenoid valve three; 609, liquid inlet pipe one; 610, solenoid valve four; 611, connecting pipe; 612, solenoid valve five; 7, controller; 8, transparent closed box; 9, sampling drawer; 10, sampling measuring cup; 11, stirring and auxiliary heat dissipation mechanism; 1101, stirring box; 1102, brush; 1103, stirring shaft; 1104, stirring rod; 12, transmission shaft; 13, belt one; 14, bearing support frame; 15, rotating shaft one; 16, pulley two; 17, fan blade; 18, air collecting tube; 19, driving motor; 20, double pulley; 21, belt one; 22, belt two. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be clearly and completely described below in conjunction with the drawings of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] The preferred embodiments of the present invention are described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described herein are only used to illustrate and explain the present invention, and are not used to limit the present invention.

[0030] In addition, in the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes, and do not specifically refer to the order or sequence, nor are they used to limit the present invention. They are only used to distinguish components or operations described with the same technical terms, and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions and technical features between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in the field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be considered that such a combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0031] The present invention provides the following embodiments

[0032] Example 1

[0033] The embodiment of the present invention provides a water vapor sampling system for a thermal power plant, such as Figure 1 As shown, a base plate 1, a support assembly 2, a sampling condensation mechanism 3, a pipeline flushing and disinfection mechanism 4, a circulation heat dissipation mechanism 5, an extrusion mixing mechanism 6 and a controller 7; the support assembly 2 is fixedly arranged on the top of the base plate 1, and two groups of sampling condensation mechanisms 3 are fixedly arranged on the top of the support assembly 2 in a left-right symmetrical manner, the sampling condensation mechanism 3 is externally fixedly connected to multiple groups of pipeline flushing and disinfection mechanisms 4, the sampling condensation mechanism 3 is symmetrically connected to two groups of circulation heat dissipation mechanisms 5, and an extrusion mixing mechanism 6 is fixedly arranged in the center of the support assembly 2, and the sampling condensation mechanism 3, the pipeline flushing and disinfection mechanism 4, the circulation heat dissipation mechanism 5, and the extrusion mixing mechanism 6 are electrically connected to the controller 7 respectively.

[0034] The working principle and beneficial effects of the above technical solution are:

[0035] Working principle:

[0036] The water vapor sampling system for a thermal power plant provided by the present invention firmly installs a sampling condensation mechanism 3, a pipeline flushing and disinfection mechanism 4, a circulating heat dissipation mechanism 5, an extrusion mixing mechanism 6 and a controller 7 through a support assembly 2 on a base plate 1. The sampling condensation mechanism 3 is responsible for extracting water vapor samples from the boiler or pipeline of the thermal power plant and performing condensation treatment. The pipeline flushing and disinfection mechanism 4 ensures that the sampling pipeline can be fully flushed and disinfected before and after each sampling to avoid cross contamination. The circulating heat dissipation mechanism 5 is responsible for reducing the heat generated by the sampling condensation mechanism 3 when processing water vapor samples to ensure stable operation of the system. The extrusion mixing mechanism 6 is used to process or store the condensed water vapor samples for quantitative pressure pumping into the sampling vessel. All mechanisms are electrically connected to the controller 7 to achieve automatic control and monitoring.

[0037] Beneficial effects:

[0038] High degree of automation: Through the centralized control of the controller 7, the automation of multiple steps such as sampling, flushing and disinfection, heat dissipation and extrusion processing is realized, which reduces manual intervention and improves work efficiency.

[0039] High sampling accuracy: The design of the sampling condensation mechanism 3 ensures that the water vapor sample can be condensed quickly, reduces the loss and contamination of the sample during the sampling process, and improves the sampling accuracy.

[0040] Easy maintenance: The modular design of each mechanism is convenient for disassembly and maintenance, which reduces maintenance costs.

[0041] High safety: Through the circulating heat dissipation mechanism 5 and the flushing and disinfection mechanism, the risks of system overheating and cross contamination are effectively avoided, thereby improving the safety of the system.

[0042] Example 2

[0043] On the basis of Example 1, Figure 1-Figure 3 As shown, the support assembly 2 includes: a first support frame 201, the first support frame 201 is fixedly connected to the top center of the base plate 1, a second support frame 202 is installed on the top of the first support frame 201, a third support frame 203 is fixedly installed on the top center of the second support frame 202, and installation grooves 204 are symmetrically fixed on the second support frame 202 on the left and right sides of the third support frame 203.

[0044] The sampling condensation mechanism 3 on the left side includes: a condensation tank 301, a vertical condensation tank 301 is fixedly installed on the left end of the top of the third support frame 203, the top of the condensation tank 301 is fixedly connected to a vertical water vapor sampling tube 302, the bottom of the water vapor sampling tube 302 is fixedly connected to a cylindrical box 303, the bottom of the cylindrical box 303 is fixedly connected to a plurality of vertical condensation tubes 304, the outside of the condensation tube 304 is fixedly connected to a plurality of condensation fins 305 at equal intervals from top to bottom, the bottom of the condensation tube 304 is fixedly connected to a sealed conical funnel 306, the bottom of the conical funnel 306 is fixedly connected to a vertical water outlet pipe 307, and the water outlet pipe 307 is fixedly connected downward to penetrate the bottom wall of the condensation tank 301.

[0045] The pipeline flushing and disinfection mechanism 4 includes: a flow control valve 401, a flow control valve 401 is fixedly installed on the water vapor sampling tube 302, a flow control valve 402 is fixedly installed on the water outlet pipe 307, a flushing pipe 403 along the left and right directions is fixedly connected in the middle of the left and right water outlet pipes 307, the center of the flushing pipe 403 is fixedly connected to the vertical flushing pipe 2 404, the flushing pipe 2 404 is fixedly connected to the pure water tank 406, a pair of solenoid valves 405 are symmetrically fixedly installed on the flushing pipe 403, and an electric heating pipe 407 is fixedly provided in the pure water tank 406.

[0046] The working principle and beneficial effects of the above technical solution are:

[0047] Working principle:

[0048] On the basis of Example 1, this example describes in detail the specific structures of the support assembly 2, the sampling condensation mechanism 3 and the pipeline flushing and disinfection mechanism 4. The sampling condensation mechanism 3 realizes the extraction, condensation and discharge of water vapor samples through components such as the condensation tank 1 301, the water vapor sampling tube 1 302, the cylindrical box 303, the condensation tube 304, the condensation fin 305, the conical funnel 306 and the water outlet pipe 1 307. The pipeline flushing and disinfection mechanism 4 realizes the flushing and disinfection of the sampling pipeline through components such as the flow control valve 1 401, the flow control valve 2 402, the flushing tube 1 403, the flushing tube 2 404, the solenoid valve 1 405 and the electric heating tube 407.

[0049] Beneficial effects:

[0050] Compact structure: The design of the support assembly 2 and the sampling condensation mechanism 3 makes the entire system compact, occupies a small area, and is easy to install and move.

[0051] Good flushing and disinfection effect: The design of the pipeline flushing and disinfection mechanism 4 ensures that the sampling pipeline can be fully flushed and disinfected before and after each sampling, effectively avoiding cross contamination.

[0052] High condensation efficiency: The design of the condensation tank 301 and the condensation tube 304 and other components optimizes the condensation process, improves the condensation efficiency, and reduces the sample loss.

[0053] Example 3

[0054] On the basis of Example 2, Figure 1-Figure 3 As shown, the circulating heat dissipation mechanism 5 on the left side includes: a water tank 501, a water tank 501 is fixedly installed on the left end of the second support frame 202, a water supply pump 502 is fixedly installed on the outer wall on the top right side of the water tank 501, the left water inlet end of the water supply pump 502 is fixedly connected to a water pumping pipe 503, the water pumping pipe 503 extends downward into the bottom of the water tank 501, the water outlet end of the water supply pump 502 is fixedly connected to the bottom of the condensation tank 301 through a water supply pipe 504, the top of the condensation tank 301 is fixedly connected to a water outlet pipe 505, the left end of the water outlet pipe 505 is fixedly connected to the top of a circulating water pipe 506, the outside of the circulating water pipe 506 is fixedly connected to a plurality of heat dissipation fins 507, and the bottom end of the circulating water pipe 506 is fixedly connected to the top of the water tank 501.

[0055] The extrusion mixing mechanism 6 includes: an extrusion motor 601, an extrusion motor 601 is fixedly installed at the center of the second support frame 202, three vertical extrusion cylinders 602 are fixedly installed at equal intervals from left to right on the center of the first support frame 201, each extrusion cylinder 602 is connected to a piston push rod 603 that slides up and down, the top of the piston push rod 603 is fixedly connected to a T-shaped bracket 604, the top of the T-shaped bracket 604 is hinged to a connecting rod 1 605, the top of the connecting rod 1 605 is hinged to a rocker arm 606, the rocker arm 606 is fixedly connected to the output shaft end of the extrusion motor 601, and the bottom of each extrusion cylinder 602 is fixedly connected to a vertical liquid outlet pipe 607.

[0056] A solenoid valve three 608 is fixedly installed on each liquid outlet pipe 607, and the extrusion cylinders 602 on the left and right sides are symmetrical in structure. The left end of the extrusion cylinder 602 on the left is fixedly connected to the liquid inlet pipe one 609, and a solenoid valve four 610 is fixedly installed on the liquid inlet pipe one 609. The middle extrusion cylinder 602 is fixedly connected to the extrusion cylinders 602 on the left and right sides through connecting pipes 611, and a solenoid valve five 612 is fixedly installed on each of the two connecting pipes 611 on the left and right.

[0057] The bottom of the liquid outlet pipe 607 vertically penetrates the transparent sealed box 8, the bottom end of the transparent sealed box 8 is fixedly connected to the bottom plate 1, and the left side wall of the bottom of the transparent sealed box 8 is slidably connected to the sampling drawer 9. A sampling measuring cup 10 is fixedly provided under each liquid outlet pipe 607.

[0058] The working principle and beneficial effects of the above technical solution are:

[0059] Working principle:

[0060] On the basis of Example 2, this embodiment adds the specific structures of the circulating heat dissipation mechanism 5 and the extrusion mixing mechanism 6. The circulating heat dissipation mechanism 5 realizes the heat dissipation of the sampling condensation mechanism 3 through the components such as the water storage tank 501, the water supply pump 502, the water pumping pipe 1 503, the water supply pipe 1 504, the water outlet pipe 2 505, the circulating water pipe 506 and the heat dissipation fins 507. The extrusion mixing mechanism 6 realizes the processing or storage of the condensed water vapor sample through the components such as the extrusion motor 601, the extrusion cylinder 602, the piston push rod 603, the T-shaped bracket 604, the connecting rod 1 605, the rocker arm 606 and the liquid outlet pipe 607.

[0061] Beneficial effects:

[0062] Good heat dissipation effect: The design of the circulating heat dissipation mechanism 5 effectively reduces the heat generated by the sampling condensation mechanism 3 when processing water vapor samples, ensuring the stable operation of the system.

[0063] Flexible sample processing: The design of the extrusion mixing mechanism 6 allows the condensed water vapor sample to be further processed or stored, meeting different application requirements.

[0064] Visualization of sampling process: Through the design of the transparent sealed box 8 and the sampling drawer 9, the sampling process is visualized, which is convenient for observation and recording.

[0065] Example 4

[0066] On the basis of Example 2, Figure 1 , Figure 4 As shown, two groups of stirring and auxiliary heat dissipation mechanisms 11 are symmetrically arranged between the water outlet pipe 307 and the liquid inlet pipe 609, and the stirring and auxiliary heat dissipation mechanism 11 on the left side includes: a stirring box 1101, the bottom of the water outlet pipe 307 is fixedly connected to the stirring box 1101 on the left side, the stirring box 1101 in the left and right directions is fixedly installed in the installation groove 204 on the left side, the stirring box 1101 is rotatably connected to the stirring shaft 1103 along the left and right directions, and a plurality of stirring rods 1104 are fixedly connected to the stirring shaft 1103, and the stirring rods 1104 are fixedly connected to the brushes 1102 along the left and right directions at the ends away from the stirring shaft 1103, and the left end of the stirring box 1101 is fixedly connected to the liquid inlet pipe 609.

[0067] The stirring shafts 1103 on the left and right sides are fixedly connected by a transmission shaft 12, and the center of the transmission shaft 12 is fixedly connected to a pulley 13. The top of the third support frame 203 is fixedly connected to a paper bearing support frame 14, and the bearing support frame 14 is rotatably connected to a rotating shaft 15 along the left and right directions. The center of the rotating shaft 15 is fixedly connected to a pulley 2 16, and a fan blade 17 is fixedly installed on the left and right ends of the rotating shaft 15. The fan blade 17 is fixedly sleeved on the periphery of the fan blade 17. A driving motor 19 is fixedly installed on the bottom of the third support frame 203, and a double pulley 20 is fixedly installed on the left output shaft end of the driving motor 19. The double pulley 20 is connected to the pulley 1 through a belt 1 21, and the double pulley 20 is connected to the pulley 2 16 through a belt 2 22.

[0068] The working principle and beneficial effects of the above technical solution are as follows: Working principle:

[0069] On the basis of Example 2, this example adds a specific structure of a stirring and auxiliary heat dissipation mechanism 11. The stirring and auxiliary heat dissipation mechanism 11 realizes stirring and auxiliary heat dissipation of the condensed water vapor sample through components such as a stirring box 1101, a stirring shaft 1103, a stirring rod 1104, a brush 1102, a liquid inlet pipe 1 609, a transmission shaft 12, a pulley 1, a rotating shaft 15, a pulley 2 16, a fan blade 17, a wind collecting tube 18 and a driving motor 19.

[0070] Beneficial effects:

[0071] Even stirring: The design of the stirring mechanism ensures that the condensed water vapor sample is fully stirred in the stirring box 1101, thereby improving the uniformity of the sample.

[0072] High heat dissipation efficiency: The design of the auxiliary heat dissipation mechanism effectively improves the heat dissipation efficiency and reduces the system temperature through components such as fan blades 17 and air collecting tubes 18.

[0073] Multifunctional integration: The design of the stirring and auxiliary heat dissipation mechanism 11 not only realizes the stirring and heat dissipation of the sample, but also realizes the linkage with the drive motor 19 through the transmission shaft 12 and the pulley and other components, thereby improving the integration and automation of the system;

[0074] High power utilization rate: the same driving source can drive the stirring function and the air cooling function, thus improving the energy utilization rate.

[0075] Finally, it should be noted that 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 make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A water vapor sampling system for a thermal power plant, characterized in that: include: A base plate (1), a support assembly (2), a sampling condensation mechanism (3), a pipeline flushing and disinfection mechanism (4), a circulation heat dissipation mechanism (5) and a controller (7); the support assembly (2) is fixedly arranged on the top of the base plate (1); two groups of left-right symmetrical sampling condensation mechanisms (3) are fixedly arranged on the top of the support assembly (2); the sampling condensation mechanism (3) is externally fixedly connected to multiple groups of pipeline flushing and disinfection mechanisms (4); the sampling condensation mechanism (3) is left-right symmetrically connected to two groups of circulation heat dissipation mechanisms (5); the sampling condensation mechanism (3), the pipeline flushing and disinfection mechanism (4) and the circulation heat dissipation mechanism (5) are respectively electrically connected to the controller (7).

2. A thermal power plant water vapor sampling system according to claim 1, characterized in that: The support assembly (2) comprises: a first support frame (201), the top center of the base plate (1) is fixedly connected to the first support frame (201), a second support frame (202) is installed on the top of the first support frame (201), a third support frame (203) is fixedly installed on the top center of the second support frame (202), and mounting grooves (204) are symmetrically fixedly provided on the second support frame (202) on the left and right sides of the third support frame (203).

3. A thermal power plant water vapor sampling system according to claim 2, characterized in that: The sampling condensation mechanism (3) on the left side comprises: a condensation tank (301), a vertical condensation tank (301) fixedly installed on the left end of the top of the third support frame (203), a vertical water vapor sampling tube (302) fixedly connected to the top of the condensation tank (301), a bottom end of the water vapor sampling tube (302) fixedly connected to a cylindrical box (303), a bottom end of the cylindrical box (303) fixedly connected to a plurality of vertical condensation tubes (304), a plurality of condensation fins (305) fixedly connected to the outside of the condensation tube (304) at equal intervals from top to bottom, a sealed conical funnel (306) fixedly connected to the bottom of the conical funnel (306), a vertical water outlet pipe (307) fixedly connected to the bottom of the condensation tank (301), and a water outlet pipe (307) fixedly connected downward to the bottom wall of the condensation tank (301).

4. A thermal power plant water vapor sampling system according to claim 3, characterized in that: The pipeline flushing and disinfection mechanism (4) comprises: a flow control valve (401), a flow control valve (401) fixedly installed on the water vapor sampling pipe (302), a flow control valve (402) fixedly installed on the water outlet pipe (307), a flushing pipe (403) fixedly connected in the middle of the left and right water outlet pipes (307), a flushing pipe (403) in the left and right directions, a flushing pipe (404) fixedly connected in the center of the flushing pipe (403) in the vertical direction, the flushing pipe (404) fixedly connected to a pure water tank (406), a pair of solenoid valves (405) fixedly installed symmetrically on the left and right of the flushing pipe (403), and an electric heating pipe (407) fixedly provided in the pure water tank (406).

5. A thermal power plant water vapor sampling system according to claim 2, characterized in that: The left circulating heat dissipation mechanism (5) comprises: a water tank (501), the water tank (501) is fixedly mounted on the left end of the second support frame (202), a water supply pump (502) is fixedly mounted on the right outer wall of the top of the water tank (501), the left water inlet end of the water supply pump (502) is fixedly connected to a water pumping pipe 1 (503), the water pumping pipe 1 (503) extends downward into the bottom of the water tank (501), the water outlet end of the water supply pump (502) is fixedly connected to the bottom of a condensing tank 1 (301) through a water supply pipe 1 (504), the top of the condensing tank 1 (301) is fixedly connected to a water outlet pipe 2 (505), the left end of the water outlet pipe 2 (505) is fixedly connected to the top of a circulating water pipe (506), the outside of the circulating water pipe (506) is fixedly connected to a plurality of heat dissipation fins (507), and the bottom end of the circulating water pipe (506) is fixedly connected to the top of the water tank (501).

6. A thermal power plant water vapor sampling system according to claim 2, characterized in that: An extrusion mixing mechanism (6) is fixedly provided at the center of the support assembly (2), and the extrusion mixing mechanism (6) comprises: an extrusion motor (601); an extrusion motor (601) is fixedly installed at the center of the second support frame (202); three vertical extrusion cylinders (602) are fixedly installed at equal intervals from left to right at the center of the first support frame (201); a piston push rod (603) is connected to each extrusion cylinder (602) for sliding up and down; the top of the piston push rod (603) is fixedly connected to a T-shaped bracket (604); the top of the T-shaped bracket (604) is hingedly connected to a connecting rod 1 (605); the top of the connecting rod 1 (605) is hingedly connected to a rocker arm (606); the rocker arm (606) is fixedly connected to the output shaft end of the extrusion motor (601); and the bottom of each extrusion cylinder (602) is fixedly connected to a vertical liquid outlet pipe (607).

7. A water vapor sampling system for a thermal power plant according to claim 6, characterized in that: A solenoid valve three (608) is fixedly installed on each liquid outlet pipe (607), and the extrusion cylinders (602) on the left and right sides are symmetrical in structure. The left end of the extrusion cylinder (602) on the left side is fixedly connected to the liquid inlet pipe one (609), and the solenoid valve four (610) is fixedly installed on the liquid inlet pipe one (609). The middle extrusion cylinder (602) is fixedly connected to the extrusion cylinders (602) on the left and right sides through connecting pipes (611), and a solenoid valve five (612) is fixedly installed on each of the two connecting pipes (611) on the left and right sides.

8. A thermal power plant water vapor sampling system according to claim 6, characterized in that The bottom of the liquid outlet pipe (607) vertically penetrates the transparent sealed box (8), the bottom end of the transparent sealed box (8) is fixedly connected to the bottom plate (1), the left side wall of the bottom of the transparent sealed box (8) is slidably connected to the sampling drawer (9), and a sampling measuring cup (10) is fixedly provided under each liquid outlet pipe (607) of the sampling drawer (9).

9. A thermal power plant water vapor sampling system according to claim 3, characterized in that: Two groups of stirring and auxiliary heat dissipation mechanisms (11) are also provided between the water outlet pipe (307) and the liquid inlet pipe (609), and the stirring and auxiliary heat dissipation mechanism (11) on the left side comprises: a stirring box (1101); the bottom of the water outlet pipe (307) is fixedly connected to the stirring box (1101) on the left side; the stirring box (1101) on the left side is fixedly installed in the installation groove (204) on the left side; the stirring box (1101) is rotatably connected to a stirring shaft (1103) along the left and right directions; a plurality of stirring rods (1104) are fixedly connected to the stirring shaft (1103); the stirring rods (1104) are fixedly connected to the brushes (1102) along the left and right directions at the ends away from the stirring shaft (1103); and the left end of the stirring box (1101) is fixedly connected to the liquid inlet pipe (609).

10. A water vapor sampling system for a thermal power plant according to claim 8, characterized in that: The stirring shafts (1103) on the left and right sides are fixedly connected via a transmission shaft (12); the center of the transmission shaft (12) is fixedly connected to a pulley one (13); the top of the third support frame (203) is fixedly connected to a paper bearing support frame (14); the inside of the bearing support frame (14) is rotatably connected to a rotating shaft one (15) along the left and right directions; the center of the rotating shaft one (15) is fixedly connected to a pulley two (16); a fan blade (17) is fixedly installed at the left and right ends of the rotating shaft one (15); an air collecting tube (18) is fixedly sleeved on the periphery of the fan blade (17); a driving motor (19) is fixedly installed at the bottom of the third support frame (203); a double pulley (20) is fixedly installed on the left output shaft end of the driving motor (19); the double pulley (20) is connected to the pulley one through a belt one (21); and the double pulley (20) is connected to the pulley two (16) through a belt two (22).

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